radiant/xywindow.cpp

   1 /*
   2    Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   3    For a list of contributors, see the accompanying CONTRIBUTORS file.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 //
  23 // XY Window
  24 //
  25 // Leonardo Zide (leo@lokigames.com)
  26 //
  27
  28 #include "xywindow.h"
  29
  30 #include "debugging/debugging.h"
  31
  32 #include "ientity.h"
  33 #include "igl.h"
  34 #include "ibrush.h"
  35 #include "iundo.h"
  36 #include "iimage.h"
  37 #include "ifilesystem.h"
  38 #include "os/path.h"
  39 #include "image.h"
  40 #include "gtkutil/messagebox.h"
  41
  42 #include <gtk/gtklabel.h>
  43 #include <gtk/gtkmenuitem.h>
  44
  45 #include "generic/callback.h"
  46 #include "string/string.h"
  47 #include "stream/stringstream.h"
  48
  49 #include "scenelib.h"
  50 #include "eclasslib.h"
  51 #include "renderer.h"
  52 #include "moduleobserver.h"
  53
  54 #include "gtkutil/menu.h"
  55 #include "gtkutil/container.h"
  56 #include "gtkutil/widget.h"
  57 #include "gtkutil/glwidget.h"
  58 #include "gtkutil/filechooser.h"
  59 #include "gtkmisc.h"
  60 #include "select.h"
  61 #include "csg.h"
  62 #include "brushmanip.h"
  63 #include "selection.h"
  64 #include "entity.h"
  65 #include "camwindow.h"
  66 #include "texwindow.h"
  67 #include "mainframe.h"
  68 #include "preferences.h"
  69 #include "commands.h"
  70 #include "feedback.h"
  71 #include "grid.h"
  72 #include "windowobservers.h"
  73
  74 void LoadTextureRGBA( qtexture_t* q, unsigned char* pPixels, int nWidth, int nHeight );
  75
  76 // d1223m
  77 extern bool g_brush_always_caulk;
  78
  79 //!\todo Rewrite.
  80 class ClipPoint
  81 {
  82 public:
  83 Vector3 m_ptClip;        // the 3d point
  84 bool m_bSet;
  85
  86 ClipPoint(){
  87         Reset();
  88 };
  89 void Reset(){
  90         m_ptClip[0] = m_ptClip[1] = m_ptClip[2] = 0.0;
  91         m_bSet = false;
  92 }
  93 bool Set(){
  94         return m_bSet;
  95 }
  96 void Set( bool b ){
  97         m_bSet = b;
  98 }
  99 operator Vector3&()
 100 {
 101         return m_ptClip;
 102 };
 103
 104 /*! Draw clip/path point with rasterized number label */
 105 void Draw( int num, float scale );
 106 /*! Draw clip/path point with rasterized string label */
 107 void Draw( const char *label, float scale );
 108 };
 109
 110 VIEWTYPE g_clip_viewtype;
 111 bool g_bSwitch = true;
 112 bool g_clip_useCaulk = false;
 113 bool g_quick_clipper = false;
 114 ClipPoint g_Clip1;
 115 ClipPoint g_Clip2;
 116 ClipPoint g_Clip3;
 117 ClipPoint* g_pMovingClip = 0;
 118
 119 /* Drawing clip points */
 120 void ClipPoint::Draw( int num, float scale ){
 121         StringOutputStream label( 4 );
 122         label << num;
 123         Draw( label.c_str(), scale );
 124 }
 125
 126 void ClipPoint::Draw( const char *label, float scale ){
 127         // draw point
 128         glPointSize( 4 );
 129         glColor3fv( vector3_to_array( g_xywindow_globals.color_clipper ) );
 130         glBegin( GL_POINTS );
 131         glVertex3fv( vector3_to_array( m_ptClip ) );
 132         glEnd();
 133         glPointSize( 1 );
 134
 135         float offset = 2.0f / scale;
 136
 137         // draw label
 138         glRasterPos3f( m_ptClip[0] + offset, m_ptClip[1] + offset, m_ptClip[2] + offset );
 139         glCallLists( GLsizei( strlen( label ) ), GL_UNSIGNED_BYTE, label );
 140 }
 141
 142 float fDiff( float f1, float f2 ){
 143         if ( f1 > f2 ) {
 144                 return f1 - f2;
 145         }
 146         else{
 147                 return f2 - f1;
 148         }
 149 }
 150
 151 inline double ClipPoint_Intersect( const ClipPoint& clip, const Vector3& point, VIEWTYPE viewtype, float scale ){
 152         int nDim1 = ( viewtype == YZ ) ? 1 : 0;
 153         int nDim2 = ( viewtype == XY ) ? 1 : 2;
 154         double screenDistanceSquared( vector2_length_squared( Vector2( fDiff( clip.m_ptClip[nDim1], point[nDim1] ) * scale, fDiff( clip.m_ptClip[nDim2], point[nDim2] )  * scale ) ) );
 155         if ( screenDistanceSquared < 8 * 8 ) {
 156                 return screenDistanceSquared;
 157         }
 158         return FLT_MAX;
 159 }
 160
 161 inline void ClipPoint_testSelect( ClipPoint& clip, const Vector3& point, VIEWTYPE viewtype, float scale, double& bestDistance, ClipPoint*& bestClip ){
 162         if ( clip.Set() ) {
 163                 double distance = ClipPoint_Intersect( clip, point, viewtype, scale );
 164                 if ( distance < bestDistance ) {
 165                         bestDistance = distance;
 166                         bestClip = &clip;
 167                 }
 168         }
 169 }
 170
 171 inline ClipPoint* GlobalClipPoints_Find( const Vector3& point, VIEWTYPE viewtype, float scale ){
 172         double bestDistance = FLT_MAX;
 173         ClipPoint* bestClip = 0;
 174         ClipPoint_testSelect( g_Clip1, point, viewtype, scale, bestDistance, bestClip );
 175         ClipPoint_testSelect( g_Clip2, point, viewtype, scale, bestDistance, bestClip );
 176         ClipPoint_testSelect( g_Clip3, point, viewtype, scale, bestDistance, bestClip );
 177         return bestClip;
 178 }
 179
 180 inline void GlobalClipPoints_Draw( float scale ){
 181         // Draw clip points
 182         if ( g_Clip1.Set() ) {
 183                 g_Clip1.Draw( 1, scale );
 184         }
 185         if ( g_Clip2.Set() ) {
 186                 g_Clip2.Draw( 2, scale );
 187         }
 188         if ( g_Clip3.Set() ) {
 189                 g_Clip3.Draw( 3, scale );
 190         }
 191 }
 192
 193 inline bool GlobalClipPoints_valid(){
 194         return g_Clip1.Set() && g_Clip2.Set();
 195 }
 196
 197 void PlanePointsFromClipPoints( Vector3 planepts[3], const AABB& bounds, int viewtype ){
 198         ASSERT_MESSAGE( GlobalClipPoints_valid(), "clipper points not initialised" );
 199         planepts[0] = g_Clip1.m_ptClip;
 200         planepts[1] = g_Clip2.m_ptClip;
 201         planepts[2] = g_Clip3.m_ptClip;
 202         Vector3 maxs( vector3_added( bounds.origin, bounds.extents ) );
 203         Vector3 mins( vector3_subtracted( bounds.origin, bounds.extents ) );
 204         if ( !g_Clip3.Set() ) {
 205                 int n = ( viewtype == XY ) ? 2 : ( viewtype == YZ ) ? 0 : 1;
 206                 int x = ( n == 0 ) ? 1 : 0;
 207                 int y = ( n == 2 ) ? 1 : 2;
 208
 209                 if ( n == 1 ) { // on viewtype XZ, flip clip points
 210                         planepts[0][n] = maxs[n];
 211                         planepts[1][n] = maxs[n];
 212                         planepts[2][x] = g_Clip1.m_ptClip[x];
 213                         planepts[2][y] = g_Clip1.m_ptClip[y];
 214                         planepts[2][n] = mins[n];
 215                 }
 216                 else
 217                 {
 218                         planepts[0][n] = mins[n];
 219                         planepts[1][n] = mins[n];
 220                         planepts[2][x] = g_Clip1.m_ptClip[x];
 221                         planepts[2][y] = g_Clip1.m_ptClip[y];
 222                         planepts[2][n] = maxs[n];
 223                 }
 224         }
 225 }
 226
 227 void Clip_Update(){
 228         Vector3 planepts[3];
 229         if ( !GlobalClipPoints_valid() ) {
 230                 planepts[0] = Vector3( 0, 0, 0 );
 231                 planepts[1] = Vector3( 0, 0, 0 );
 232                 planepts[2] = Vector3( 0, 0, 0 );
 233                 Scene_BrushSetClipPlane( GlobalSceneGraph(), Plane3( 0, 0, 0, 0 ) );
 234         }
 235         else
 236         {
 237                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 238                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 239                 if ( g_bSwitch ) {
 240                         std::swap( planepts[0], planepts[1] );
 241                 }
 242                 Scene_BrushSetClipPlane( GlobalSceneGraph(), plane3_for_points( planepts[0], planepts[1], planepts[2] ) );
 243         }
 244         ClipperChangeNotify();
 245 }
 246
 247 const char* Clip_getShader(){
 248         return g_clip_useCaulk ? "textures/common/caulk" : TextureBrowser_GetSelectedShader( GlobalTextureBrowser() );
 249 }
 250
 251 void Clip(){
 252         if ( ClipMode() && GlobalClipPoints_valid() ) {
 253                 Vector3 planepts[3];
 254                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 255                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 256                 Scene_BrushSplitByPlane( GlobalSceneGraph(), planepts[0], planepts[1], planepts[2], Clip_getShader(), ( !g_bSwitch ) ? eFront : eBack );
 257                 g_Clip1.Reset();
 258                 g_Clip2.Reset();
 259                 g_Clip3.Reset();
 260                 Clip_Update();
 261                 ClipperChangeNotify();
 262                 if( g_quick_clipper ){
 263                         g_quick_clipper = false;
 264                         ClipperMode();
 265                 }
 266         }
 267 }
 268
 269 void SplitClip(){
 270         if ( ClipMode() && GlobalClipPoints_valid() ) {
 271                 Vector3 planepts[3];
 272                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 273                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 274                 Scene_BrushSplitByPlane( GlobalSceneGraph(), planepts[0], planepts[1], planepts[2], Clip_getShader(), eFrontAndBack );
 275                 g_Clip1.Reset();
 276                 g_Clip2.Reset();
 277                 g_Clip3.Reset();
 278                 Clip_Update();
 279                 ClipperChangeNotify();
 280                 if( g_quick_clipper ){
 281                         g_quick_clipper = false;
 282                         ClipperMode();
 283                 }
 284         }
 285 }
 286
 287 void FlipClip(){
 288         g_bSwitch = !g_bSwitch;
 289         Clip_Update();
 290         ClipperChangeNotify();
 291 }
 292
 293 void OnClipMode( bool enabled ){
 294         g_Clip1.Reset();
 295         g_Clip2.Reset();
 296         g_Clip3.Reset();
 297
 298         if ( !enabled && g_pMovingClip ) {
 299                 g_pMovingClip = 0;
 300         }
 301
 302         Clip_Update();
 303         ClipperChangeNotify();
 304 }
 305
 306 bool ClipMode(){
 307         return GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eClip;
 308 }
 309
 310 void NewClipPoint( const Vector3& point ){
 311         if ( g_Clip1.Set() == false ) {
 312                 g_Clip1.m_ptClip = point;
 313                 g_Clip1.Set( true );
 314         }
 315         else if ( g_Clip2.Set() == false ) {
 316                 g_Clip2.m_ptClip = point;
 317                 g_Clip2.Set( true );
 318         }
 319         else if ( g_Clip3.Set() == false ) {
 320                 g_Clip3.m_ptClip = point;
 321                 g_Clip3.Set( true );
 322         }
 323         else
 324         {
 325                 g_Clip1.Reset();
 326                 g_Clip2.Reset();
 327                 g_Clip3.Reset();
 328                 g_Clip1.m_ptClip = point;
 329                 g_Clip1.Set( true );
 330         }
 331
 332         Clip_Update();
 333         ClipperChangeNotify();
 334 }
 335
 336
 337
 338 struct xywindow_globals_private_t
 339 {
 340         bool d_showgrid;
 341
 342         // these are in the View > Show menu with Show coordinates
 343         bool show_names;
 344         bool show_coordinates;
 345         bool show_angles;
 346         bool show_outline;
 347         bool show_axis;
 348
 349         bool d_show_work;
 350
 351         bool show_blocks;
 352         int blockSize;
 353
 354         bool m_bCamXYUpdate;
 355         bool m_bChaseMouse;
 356         bool m_bSizePaint;
 357
 358         xywindow_globals_private_t() :
 359                 d_showgrid( true ),
 360
 361                 show_names( false ),
 362                 show_coordinates( true ),
 363                 show_angles( true ),
 364                 show_outline( false ),
 365                 show_axis( true ),
 366
 367                 d_show_work( false ),
 368
 369                 show_blocks( false ),
 370
 371                 m_bCamXYUpdate( true ),
 372                 m_bChaseMouse( true ),
 373                 m_bSizePaint( true ){
 374         }
 375
 376 };
 377
 378 xywindow_globals_t g_xywindow_globals;
 379 xywindow_globals_private_t g_xywindow_globals_private;
 380
 381 const unsigned int RAD_NONE =    0x00;
 382 const unsigned int RAD_SHIFT =   0x01;
 383 const unsigned int RAD_ALT =     0x02;
 384 const unsigned int RAD_CONTROL = 0x04;
 385 const unsigned int RAD_PRESS   = 0x08;
 386 const unsigned int RAD_LBUTTON = 0x10;
 387 const unsigned int RAD_MBUTTON = 0x20;
 388 const unsigned int RAD_RBUTTON = 0x40;
 389
 390 inline ButtonIdentifier button_for_flags( unsigned int flags ){
 391         if ( flags & RAD_LBUTTON ) {
 392                 return c_buttonLeft;
 393         }
 394         if ( flags & RAD_RBUTTON ) {
 395                 return c_buttonRight;
 396         }
 397         if ( flags & RAD_MBUTTON ) {
 398                 return c_buttonMiddle;
 399         }
 400         return c_buttonInvalid;
 401 }
 402
 403 inline ModifierFlags modifiers_for_flags( unsigned int flags ){
 404         ModifierFlags modifiers = c_modifierNone;
 405         if ( flags & RAD_SHIFT ) {
 406                 modifiers |= c_modifierShift;
 407         }
 408         if ( flags & RAD_CONTROL ) {
 409                 modifiers |= c_modifierControl;
 410         }
 411         if ( flags & RAD_ALT ) {
 412                 modifiers |= c_modifierAlt;
 413         }
 414         return modifiers;
 415 }
 416
 417 inline unsigned int buttons_for_button_and_modifiers( ButtonIdentifier button, ModifierFlags flags ){
 418         unsigned int buttons = 0;
 419
 420         switch ( button.get() )
 421         {
 422         case ButtonEnumeration::LEFT: buttons |= RAD_LBUTTON; break;
 423         case ButtonEnumeration::MIDDLE: buttons |= RAD_MBUTTON; break;
 424         case ButtonEnumeration::RIGHT: buttons |= RAD_RBUTTON; break;
 425         }
 426
 427         if ( bitfield_enabled( flags, c_modifierControl ) ) {
 428                 buttons |= RAD_CONTROL;
 429         }
 430
 431         if ( bitfield_enabled( flags, c_modifierShift ) ) {
 432                 buttons |= RAD_SHIFT;
 433         }
 434
 435         if ( bitfield_enabled( flags, c_modifierAlt ) ) {
 436                 buttons |= RAD_ALT;
 437         }
 438
 439         return buttons;
 440 }
 441
 442 inline unsigned int buttons_for_event_button( GdkEventButton* event ){
 443         unsigned int flags = 0;
 444
 445         switch ( event->button )
 446         {
 447         case 1: flags |= RAD_LBUTTON; break;
 448         case 2: flags |= RAD_MBUTTON; break;
 449         case 3: flags |= RAD_RBUTTON; break;
 450         }
 451
 452         if ( ( event->state & GDK_CONTROL_MASK ) != 0 ) {
 453                 flags |= RAD_CONTROL;
 454         }
 455
 456         if ( ( event->state & GDK_SHIFT_MASK ) != 0 ) {
 457                 flags |= RAD_SHIFT;
 458         }
 459
 460         if ( ( event->state & GDK_MOD1_MASK ) != 0 ) {
 461                 flags |= RAD_ALT;
 462         }
 463
 464         return flags;
 465 }
 466
 467 inline unsigned int buttons_for_state( guint state ){
 468         unsigned int flags = 0;
 469
 470         if ( ( state & GDK_BUTTON1_MASK ) != 0 ) {
 471                 flags |= RAD_LBUTTON;
 472         }
 473
 474         if ( ( state & GDK_BUTTON2_MASK ) != 0 ) {
 475                 flags |= RAD_MBUTTON;
 476         }
 477
 478         if ( ( state & GDK_BUTTON3_MASK ) != 0 ) {
 479                 flags |= RAD_RBUTTON;
 480         }
 481
 482         if ( ( state & GDK_CONTROL_MASK ) != 0 ) {
 483                 flags |= RAD_CONTROL;
 484         }
 485
 486         if ( ( state & GDK_SHIFT_MASK ) != 0 ) {
 487                 flags |= RAD_SHIFT;
 488         }
 489
 490         if ( ( state & GDK_MOD1_MASK ) != 0 ) {
 491                 flags |= RAD_ALT;
 492         }
 493
 494         return flags;
 495 }
 496
 497
 498 void XYWnd::SetScale( float f ){
 499         m_fScale = f;
 500         updateProjection();
 501         updateModelview();
 502         XYWnd_Update( *this );
 503 }
 504
 505 void XYWnd::ZoomIn(){
 506         float max_scale = 64;
 507         float scale = Scale() * 5.0f / 4.0f;
 508         if ( scale > max_scale ) {
 509                 if ( Scale() != max_scale ) {
 510                         SetScale( max_scale );
 511                 }
 512         }
 513         else
 514         {
 515                 SetScale( scale );
 516         }
 517 }
 518
 519
 520 // NOTE: the zoom out factor is 4/5, we could think about customizing it
 521 //  we don't go below a zoom factor corresponding to 10% of the max world size
 522 //  (this has to be computed against the window size)
 523 void XYWnd::ZoomOut(){
 524         float min_scale = MIN( Width(), Height() ) / ( 1.1f * ( g_MaxWorldCoord - g_MinWorldCoord ) );
 525         float scale = Scale() * 4.0f / 5.0f;
 526         if ( scale < min_scale ) {
 527                 if ( Scale() != min_scale ) {
 528                         SetScale( min_scale );
 529                 }
 530         }
 531         else
 532         {
 533                 SetScale( scale );
 534         }
 535 }
 536
 537 void XYWnd::ZoomInWithMouse( int pointx, int pointy ){
 538         float old_scale = Scale();
 539         ZoomIn();
 540         if ( g_xywindow_globals.m_bImprovedWheelZoom ) {
 541                 float scale_diff = 1.0 / old_scale - 1.0 / Scale();
 542                 int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
 543                 int nDim2 = ( m_viewType == XY ) ? 1 : 2;
 544                 Vector3 origin = GetOrigin();
 545                 origin[nDim1] += scale_diff * (pointx - 0.5 * Width());
 546                 origin[nDim2] -= scale_diff * (pointy - 0.5 * Height());
 547                 SetOrigin( origin );
 548         }
 549 }
 550
 551 VIEWTYPE GlobalXYWnd_getCurrentViewType(){
 552         ASSERT_NOTNULL( g_pParentWnd );
 553         ASSERT_NOTNULL( g_pParentWnd->ActiveXY() );
 554         return g_pParentWnd->ActiveXY()->GetViewType();
 555 }
 556
 557 // =============================================================================
 558 // variables
 559
 560 bool g_bCrossHairs = false;
 561
 562 GtkMenu* XYWnd::m_mnuDrop = 0;
 563
 564 // this is disabled, and broken
 565 // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=394
 566 #if 0
 567 void WXY_Print(){
 568         long width, height;
 569         width = g_pParentWnd->ActiveXY()->Width();
 570         height = g_pParentWnd->ActiveXY()->Height();
 571         unsigned char* img;
 572         const char* filename;
 573
 574         filename = file_dialog( GTK_WIDGET( MainFrame_getWindow() ), FALSE, "Save Image", 0, FILTER_BMP );
 575         if ( !filename ) {
 576                 return;
 577         }
 578
 579         g_pParentWnd->ActiveXY()->MakeCurrent();
 580         img = (unsigned char*)malloc( width * height * 3 );
 581         glReadPixels( 0,0,width,height,GL_RGB,GL_UNSIGNED_BYTE,img );
 582
 583         FILE *fp;
 584         fp = fopen( filename, "wb" );
 585         if ( fp ) {
 586                 unsigned short bits;
 587                 unsigned long cmap, bfSize;
 588
 589                 bits = 24;
 590                 cmap = 0;
 591                 bfSize = 54 + width * height * 3;
 592
 593                 long byteswritten = 0;
 594                 long pixoff = 54 + cmap * 4;
 595                 short res = 0;
 596                 char m1 = 'B', m2 = 'M';
 597                 fwrite( &m1, 1, 1, fp );      byteswritten++; // B
 598                 fwrite( &m2, 1, 1, fp );      byteswritten++; // M
 599                 fwrite( &bfSize, 4, 1, fp );  byteswritten += 4; // bfSize
 600                 fwrite( &res, 2, 1, fp );     byteswritten += 2; // bfReserved1
 601                 fwrite( &res, 2, 1, fp );     byteswritten += 2; // bfReserved2
 602                 fwrite( &pixoff, 4, 1, fp );  byteswritten += 4; // bfOffBits
 603
 604                 unsigned long biSize = 40, compress = 0, size = 0;
 605                 long pixels = 0;
 606                 unsigned short planes = 1;
 607                 fwrite( &biSize, 4, 1, fp );  byteswritten += 4; // biSize
 608                 fwrite( &width, 4, 1, fp );   byteswritten += 4; // biWidth
 609                 fwrite( &height, 4, 1, fp );  byteswritten += 4; // biHeight
 610                 fwrite( &planes, 2, 1, fp );  byteswritten += 2; // biPlanes
 611                 fwrite( &bits, 2, 1, fp );    byteswritten += 2; // biBitCount
 612                 fwrite( &compress, 4, 1, fp ); byteswritten += 4; // biCompression
 613                 fwrite( &size, 4, 1, fp );    byteswritten += 4; // biSizeImage
 614                 fwrite( &pixels, 4, 1, fp );  byteswritten += 4; // biXPelsPerMeter
 615                 fwrite( &pixels, 4, 1, fp );  byteswritten += 4; // biYPelsPerMeter
 616                 fwrite( &cmap, 4, 1, fp );    byteswritten += 4; // biClrUsed
 617                 fwrite( &cmap, 4, 1, fp );    byteswritten += 4; // biClrImportant
 618
 619                 unsigned long widthDW = ( ( ( width * 24 ) + 31 ) / 32 * 4 );
 620                 long row, row_size = width * 3;
 621                 for ( row = 0; row < height; row++ )
 622                 {
 623                         unsigned char* buf = img + row * row_size;
 624
 625                         // write a row
 626                         int col;
 627                         for ( col = 0; col < row_size; col += 3 )
 628                         {
 629                                 putc( buf[col + 2], fp );
 630                                 putc( buf[col + 1], fp );
 631                                 putc( buf[col], fp );
 632                         }
 633                         byteswritten += row_size;
 634
 635                         unsigned long count;
 636                         for ( count = row_size; count < widthDW; count++ )
 637                         {
 638                                 putc( 0, fp ); // dummy
 639                                 byteswritten++;
 640                         }
 641                 }
 642
 643                 fclose( fp );
 644         }
 645
 646         free( img );
 647 }
 648 #endif
 649
 650
 651 #include "timer.h"
 652
 653 Timer g_chasemouse_timer;
 654
 655 void XYWnd::ChaseMouse(){
 656         float multiplier = g_chasemouse_timer.elapsed_msec() / 10.0f;
 657         Scroll( float_to_integer( multiplier * m_chasemouse_delta_x ), float_to_integer( multiplier * -m_chasemouse_delta_y ) );
 658
 659         //globalOutputStream() << "chasemouse: multiplier=" << multiplier << " x=" << m_chasemouse_delta_x << " y=" << m_chasemouse_delta_y << '\n';
 660
 661         XY_MouseMoved( m_chasemouse_current_x, m_chasemouse_current_y, getButtonState() );
 662         g_chasemouse_timer.start();
 663 }
 664
 665 gboolean xywnd_chasemouse( gpointer data ){
 666         reinterpret_cast<XYWnd*>( data )->ChaseMouse();
 667         return TRUE;
 668 }
 669
 670 inline const int& min_int( const int& left, const int& right ){
 671         return std::min( left, right );
 672 }
 673
 674 bool XYWnd::chaseMouseMotion( int pointx, int pointy ){
 675         m_chasemouse_delta_x = 0;
 676         m_chasemouse_delta_y = 0;
 677
 678         if ( g_xywindow_globals_private.m_bChaseMouse && getButtonState() == RAD_LBUTTON ) {
 679                 const int epsilon = 16;
 680
 681                 if ( pointx < epsilon ) {
 682                         m_chasemouse_delta_x = std::max( pointx, 0 ) - epsilon;
 683                 }
 684                 else if ( ( pointx - m_nWidth ) > -epsilon ) {
 685                         m_chasemouse_delta_x = min_int( ( pointx - m_nWidth ), 0 ) + epsilon;
 686                 }
 687
 688                 if ( pointy < epsilon ) {
 689                         m_chasemouse_delta_y = std::max( pointy, 0 ) - epsilon;
 690                 }
 691                 else if ( ( pointy - m_nHeight ) > -epsilon ) {
 692                         m_chasemouse_delta_y = min_int( ( pointy - m_nHeight ), 0 ) + epsilon;
 693                 }
 694
 695                 if ( m_chasemouse_delta_y != 0 || m_chasemouse_delta_x != 0 ) {
 696                         //globalOutputStream() << "chasemouse motion: x=" << pointx << " y=" << pointy << "... ";
 697                         m_chasemouse_current_x = pointx;
 698                         m_chasemouse_current_y = pointy;
 699                         if ( m_chasemouse_handler == 0 ) {
 700                                 //globalOutputStream() << "chasemouse timer start... ";
 701                                 g_chasemouse_timer.start();
 702                                 m_chasemouse_handler = g_idle_add( xywnd_chasemouse, this );
 703                         }
 704                         return true;
 705                 }
 706                 else
 707                 {
 708                         if ( m_chasemouse_handler != 0 ) {
 709                                 //globalOutputStream() << "chasemouse cancel\n";
 710                                 g_source_remove( m_chasemouse_handler );
 711                                 m_chasemouse_handler = 0;
 712                         }
 713                 }
 714         }
 715         else
 716         {
 717                 if ( m_chasemouse_handler != 0 ) {
 718                         //globalOutputStream() << "chasemouse cancel\n";
 719                         g_source_remove( m_chasemouse_handler );
 720                         m_chasemouse_handler = 0;
 721                 }
 722         }
 723         return false;
 724 }
 725
 726 // =============================================================================
 727 // XYWnd class
 728 Shader* XYWnd::m_state_selected = 0;
 729
 730 void xy_update_xor_rectangle( XYWnd& self, rect_t area ){
 731         if ( GTK_WIDGET_VISIBLE( self.GetWidget() ) ) {
 732                 rectangle_t rect = rectangle_from_area( area.min, area.max, self.Width(), self.Height() );
 733                 int nDim1 = ( self.GetViewType() == YZ ) ? 1 : 0;
 734                 int nDim2 = ( self.GetViewType() == XY ) ? 1 : 2;
 735                 rect.x /= self.Scale();
 736                 rect.y /= self.Scale();
 737                 rect.w /= self.Scale();
 738                 rect.h /= self.Scale();
 739                 rect.x += self.GetOrigin()[nDim1];
 740                 rect.y += self.GetOrigin()[nDim2];
 741                 self.m_XORRectangle.set( rect );
 742         }
 743 }
 744
 745 gboolean xywnd_button_press( GtkWidget* widget, GdkEventButton* event, XYWnd* xywnd ){
 746         if ( event->type == GDK_BUTTON_PRESS ) {
 747                 g_pParentWnd->SetActiveXY( xywnd );
 748
 749                 xywnd->ButtonState_onMouseDown( buttons_for_event_button( event ) );
 750
 751                 xywnd->onMouseDown( WindowVector( event->x, event->y ), button_for_button( event->button ), modifiers_for_state( event->state ) );
 752         }
 753         return FALSE;
 754 }
 755
 756 gboolean xywnd_button_release( GtkWidget* widget, GdkEventButton* event, XYWnd* xywnd ){
 757         if ( event->type == GDK_BUTTON_RELEASE ) {
 758                 xywnd->XY_MouseUp( static_cast<int>( event->x ), static_cast<int>( event->y ), buttons_for_event_button( event ) );
 759
 760                 xywnd->ButtonState_onMouseUp( buttons_for_event_button( event ) );
 761         }
 762         return FALSE;
 763 }
 764
 765 gboolean xywnd_focus_in( GtkWidget* widget, GdkEventFocus* event, XYWnd* xywnd ){
 766         if ( event->type == GDK_FOCUS_CHANGE ) {
 767                 if ( event->in ) {
 768                         g_pParentWnd->SetActiveXY( xywnd );
 769                 }
 770         }
 771         return FALSE;
 772 }
 773
 774 void xywnd_motion( gdouble x, gdouble y, guint state, void* data ){
 775         if ( reinterpret_cast<XYWnd*>( data )->chaseMouseMotion( static_cast<int>( x ), static_cast<int>( y ) ) ) {
 776                 return;
 777         }
 778         reinterpret_cast<XYWnd*>( data )->XY_MouseMoved( static_cast<int>( x ), static_cast<int>( y ), buttons_for_state( state ) );
 779 }
 780
 781 gboolean xywnd_wheel_scroll( GtkWidget* widget, GdkEventScroll* event, XYWnd* xywnd ){
 782         if ( event->direction == GDK_SCROLL_UP ) {
 783                 xywnd->ZoomInWithMouse( (int)event->x, (int)event->y );
 784         }
 785         else if ( event->direction == GDK_SCROLL_DOWN ) {
 786                 xywnd->ZoomOut();
 787         }
 788         return FALSE;
 789 }
 790
 791 gboolean xywnd_size_allocate( GtkWidget* widget, GtkAllocation* allocation, XYWnd* xywnd ){
 792         xywnd->m_nWidth = allocation->width;
 793         xywnd->m_nHeight = allocation->height;
 794         xywnd->updateProjection();
 795         xywnd->m_window_observer->onSizeChanged( xywnd->Width(), xywnd->Height() );
 796         return FALSE;
 797 }
 798
 799 gboolean xywnd_expose( GtkWidget* widget, GdkEventExpose* event, XYWnd* xywnd ){
 800         if ( glwidget_make_current( xywnd->GetWidget() ) != FALSE ) {
 801                 if ( Map_Valid( g_map ) && ScreenUpdates_Enabled() ) {
 802                         GlobalOpenGL_debugAssertNoErrors();
 803                         xywnd->XY_Draw();
 804                         GlobalOpenGL_debugAssertNoErrors();
 805
 806                         xywnd->m_XORRectangle.set( rectangle_t() );
 807                 }
 808                 glwidget_swap_buffers( xywnd->GetWidget() );
 809         }
 810         return FALSE;
 811 }
 812
 813
 814 void XYWnd_CameraMoved( XYWnd& xywnd ){
 815         if ( g_xywindow_globals_private.m_bCamXYUpdate ) {
 816                 XYWnd_Update( xywnd );
 817         }
 818 }
 819
 820 XYWnd::XYWnd() :
 821         m_gl_widget( glwidget_new( FALSE ) ),
 822         m_deferredDraw( WidgetQueueDrawCaller( *m_gl_widget ) ),
 823         m_deferred_motion( xywnd_motion, this ),
 824         m_parent( 0 ),
 825         m_window_observer( NewWindowObserver() ),
 826         m_XORRectangle( m_gl_widget ),
 827         m_chasemouse_handler( 0 ){
 828         m_bActive = false;
 829         m_buttonstate = 0;
 830
 831         m_bNewBrushDrag = false;
 832         m_move_started = false;
 833         m_zoom_started = false;
 834
 835         m_nWidth = 0;
 836         m_nHeight = 0;
 837
 838         m_vOrigin[0] = 0;
 839         m_vOrigin[1] = 20;
 840         m_vOrigin[2] = 46;
 841         m_fScale = 1;
 842         m_viewType = XY;
 843
 844         m_backgroundActivated = false;
 845         m_alpha = 1.0f;
 846         m_xmin = 0.0f;
 847         m_ymin = 0.0f;
 848         m_xmax = 0.0f;
 849         m_ymax = 0.0f;
 850
 851         m_entityCreate = false;
 852
 853         m_mnuDrop = 0;
 854
 855         GlobalWindowObservers_add( m_window_observer );
 856         GlobalWindowObservers_connectWidget( m_gl_widget );
 857
 858         m_window_observer->setRectangleDrawCallback( ReferenceCaller1<XYWnd, rect_t, xy_update_xor_rectangle>( *this ) );
 859         m_window_observer->setView( m_view );
 860
 861         gtk_widget_ref( m_gl_widget );
 862
 863         gtk_widget_set_events( m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
 864         GTK_WIDGET_SET_FLAGS( m_gl_widget, GTK_CAN_FOCUS );
 865
 866         m_sizeHandler = g_signal_connect( G_OBJECT( m_gl_widget ), "size_allocate", G_CALLBACK( xywnd_size_allocate ), this );
 867         m_exposeHandler = g_signal_connect( G_OBJECT( m_gl_widget ), "expose_event", G_CALLBACK( xywnd_expose ), this );
 868
 869         g_signal_connect( G_OBJECT( m_gl_widget ), "button_press_event", G_CALLBACK( xywnd_button_press ), this );
 870         g_signal_connect( G_OBJECT( m_gl_widget ), "button_release_event", G_CALLBACK( xywnd_button_release ), this );
 871         g_signal_connect( G_OBJECT( m_gl_widget ), "focus_in_event", G_CALLBACK( xywnd_focus_in ), this );
 872         g_signal_connect( G_OBJECT( m_gl_widget ), "motion_notify_event", G_CALLBACK( DeferredMotion::gtk_motion ), &m_deferred_motion );
 873
 874         g_signal_connect( G_OBJECT( m_gl_widget ), "scroll_event", G_CALLBACK( xywnd_wheel_scroll ), this );
 875
 876         Map_addValidCallback( g_map, DeferredDrawOnMapValidChangedCaller( m_deferredDraw ) );
 877
 878         updateProjection();
 879         updateModelview();
 880
 881         AddSceneChangeCallback( ReferenceCaller<XYWnd, &XYWnd_Update>( *this ) );
 882         AddCameraMovedCallback( ReferenceCaller<XYWnd, &XYWnd_CameraMoved>( *this ) );
 883
 884         PressedButtons_connect( g_pressedButtons, m_gl_widget );
 885
 886         onMouseDown.connectLast( makeSignalHandler3( MouseDownCaller(), *this ) );
 887 }
 888
 889 XYWnd::~XYWnd(){
 890         onDestroyed();
 891
 892         if ( m_mnuDrop != 0 ) {
 893                 gtk_widget_destroy( GTK_WIDGET( m_mnuDrop ) );
 894                 m_mnuDrop = 0;
 895         }
 896
 897         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_sizeHandler );
 898         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_exposeHandler );
 899
 900         gtk_widget_unref( m_gl_widget );
 901
 902         m_window_observer->release();
 903 }
 904
 905 void XYWnd::captureStates(){
 906         m_state_selected = GlobalShaderCache().capture( "$XY_OVERLAY" );
 907 }
 908
 909 void XYWnd::releaseStates(){
 910         GlobalShaderCache().release( "$XY_OVERLAY" );
 911 }
 912
 913 const Vector3& XYWnd::GetOrigin(){
 914         return m_vOrigin;
 915 }
 916
 917 void XYWnd::SetOrigin( const Vector3& origin ){
 918         m_vOrigin = origin;
 919         updateModelview();
 920 }
 921
 922 void XYWnd::Scroll( int x, int y ){
 923         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
 924         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
 925         m_vOrigin[nDim1] += x / m_fScale;
 926         m_vOrigin[nDim2] += y / m_fScale;
 927         updateModelview();
 928         queueDraw();
 929 }
 930
 931 unsigned int Clipper_buttons(){
 932         return RAD_LBUTTON;
 933 }
 934
 935 unsigned int Clipper_quick_buttons(){
 936         return RAD_RBUTTON | RAD_CONTROL;
 937 }
 938
 939 void XYWnd::DropClipPoint( int pointx, int pointy ){
 940         Vector3 point;
 941
 942         XY_ToPoint( pointx, pointy, point );
 943
 944         Vector3 mid;
 945         Select_GetMid( mid );
 946         g_clip_viewtype = static_cast<VIEWTYPE>( GetViewType() );
 947         const int nDim = ( g_clip_viewtype == YZ ) ? 0 : ( ( g_clip_viewtype == XZ ) ? 1 : 2 );
 948         point[nDim] = mid[nDim];
 949         vector3_snap( point, GetSnapGridSize() );
 950         NewClipPoint( point );
 951 }
 952
 953 void XYWnd::Clipper_OnLButtonDown( int x, int y ){
 954         Vector3 mousePosition;
 955         XY_ToPoint( x, y, mousePosition );
 956         g_pMovingClip = GlobalClipPoints_Find( mousePosition, (VIEWTYPE)m_viewType, m_fScale );
 957         if ( !g_pMovingClip ) {
 958                 DropClipPoint( x, y );
 959         }
 960 }
 961
 962 void XYWnd::Clipper_OnLButtonUp( int x, int y ){
 963         if ( g_pMovingClip ) {
 964                 g_pMovingClip = 0;
 965         }
 966 }
 967
 968 void XYWnd::Clipper_OnMouseMoved( int x, int y ){
 969         if ( g_pMovingClip ) {
 970                 XY_ToPoint( x, y, g_pMovingClip->m_ptClip );
 971                 XY_SnapToGrid( g_pMovingClip->m_ptClip );
 972                 Clip_Update();
 973                 ClipperChangeNotify();
 974         }
 975 }
 976
 977 void XYWnd::Clipper_Crosshair_OnMouseMoved( int x, int y ){
 978         Vector3 mousePosition;
 979         XY_ToPoint( x, y, mousePosition );
 980         if ( ClipMode() && GlobalClipPoints_Find( mousePosition, (VIEWTYPE)m_viewType, m_fScale ) != 0 ) {
 981                 GdkCursor *cursor;
 982                 cursor = gdk_cursor_new( GDK_CROSSHAIR );
 983                 gdk_window_set_cursor( m_gl_widget->window, cursor );
 984                 gdk_cursor_unref( cursor );
 985         }
 986         else
 987         {
 988                 gdk_window_set_cursor( m_gl_widget->window, 0 );
 989         }
 990 }
 991
 992 unsigned int MoveCamera_buttons(){
 993         return RAD_CONTROL | ( g_glwindow_globals.m_nMouseType == ETwoButton ? RAD_RBUTTON : RAD_MBUTTON );
 994 }
 995
 996 void XYWnd_PositionCamera( XYWnd* xywnd, int x, int y, CamWnd& camwnd ){
 997         Vector3 origin( Camera_getOrigin( camwnd ) );
 998         xywnd->XY_ToPoint( x, y, origin );
 999         xywnd->XY_SnapToGrid( origin );
1000         Camera_setOrigin( camwnd, origin );
1001 }
1002
1003 unsigned int OrientCamera_buttons(){
1004         if ( g_glwindow_globals.m_nMouseType == ETwoButton ) {
1005                 return RAD_RBUTTON | RAD_SHIFT | RAD_CONTROL;
1006         }
1007         return RAD_MBUTTON;
1008 }
1009
1010 void XYWnd_OrientCamera( XYWnd* xywnd, int x, int y, CamWnd& camwnd ){
1011         Vector3 point = g_vector3_identity;
1012         xywnd->XY_ToPoint( x, y, point );
1013         xywnd->XY_SnapToGrid( point );
1014         vector3_subtract( point, Camera_getOrigin( camwnd ) );
1015
1016         int n1 = ( xywnd->GetViewType() == XY ) ? 1 : 2;
1017         int n2 = ( xywnd->GetViewType() == YZ ) ? 1 : 0;
1018         int nAngle = ( xywnd->GetViewType() == XY ) ? CAMERA_YAW : CAMERA_PITCH;
1019         if ( point[n1] || point[n2] ) {
1020                 Vector3 angles( Camera_getAngles( camwnd ) );
1021                 angles[nAngle] = static_cast<float>( radians_to_degrees( atan2( point[n1], point[n2] ) ) );
1022                 Camera_setAngles( camwnd, angles );
1023         }
1024 }
1025
1026 /*
1027    ==============
1028    NewBrushDrag
1029    ==============
1030  */
1031 unsigned int NewBrushDrag_buttons(){
1032         return RAD_LBUTTON;
1033 }
1034
1035 void XYWnd::NewBrushDrag_Begin( int x, int y ){
1036         m_NewBrushDrag = 0;
1037         m_nNewBrushPressx = x;
1038         m_nNewBrushPressy = y;
1039
1040         m_bNewBrushDrag = true;
1041         GlobalUndoSystem().start();
1042 }
1043
1044 void XYWnd::NewBrushDrag_End( int x, int y ){
1045         if ( m_NewBrushDrag != 0 ) {
1046                 GlobalUndoSystem().finish( "brushDragNew" );
1047         }
1048 }
1049
1050 void XYWnd::NewBrushDrag( int x, int y ){
1051         Vector3 mins, maxs;
1052         XY_ToPoint( m_nNewBrushPressx, m_nNewBrushPressy, mins );
1053         XY_SnapToGrid( mins );
1054         XY_ToPoint( x, y, maxs );
1055         XY_SnapToGrid( maxs );
1056
1057         int nDim = ( m_viewType == XY ) ? 2 : ( m_viewType == YZ ) ? 0 : 1;
1058
1059         mins[nDim] = float_snapped( Select_getWorkZone().d_work_min[nDim], GetSnapGridSize() );
1060         maxs[nDim] = float_snapped( Select_getWorkZone().d_work_max[nDim], GetSnapGridSize() );
1061
1062         if ( maxs[nDim] <= mins[nDim] ) {
1063                 maxs[nDim] = mins[nDim] + GetGridSize();
1064         }
1065
1066         for ( int i = 0 ; i < 3 ; i++ )
1067         {
1068                 if ( mins[i] == maxs[i] ) {
1069                         return; // don't create a degenerate brush
1070                 }
1071                 if ( mins[i] > maxs[i] ) {
1072                         float temp = mins[i];
1073                         mins[i] = maxs[i];
1074                         maxs[i] = temp;
1075                 }
1076         }
1077
1078         if ( m_NewBrushDrag == 0 ) {
1079                 NodeSmartReference node( GlobalBrushCreator().createBrush() );
1080                 Node_getTraversable( Map_FindOrInsertWorldspawn( g_map ) )->insert( node );
1081
1082                 scene::Path brushpath( makeReference( GlobalSceneGraph().root() ) );
1083                 brushpath.push( makeReference( *Map_GetWorldspawn( g_map ) ) );
1084                 brushpath.push( makeReference( node.get() ) );
1085                 selectPath( brushpath, true );
1086
1087                 m_NewBrushDrag = node.get_pointer();
1088         }
1089
1090         // d1223m
1091         //Scene_BrushResize_Selected(GlobalSceneGraph(), aabb_for_minmax(mins, maxs), TextureBrowser_GetSelectedShader(GlobalTextureBrowser()));
1092         Scene_BrushResize_Selected( GlobalSceneGraph(), aabb_for_minmax( mins, maxs ),
1093                                                                 g_brush_always_caulk ?
1094                                                                 "textures/common/caulk" : TextureBrowser_GetSelectedShader( GlobalTextureBrowser() ) );
1095 }
1096
1097 void entitycreate_activated( GtkWidget* item ){
1098         scene::Node* world_node = Map_FindWorldspawn( g_map );
1099         const char* entity_name = gtk_label_get_text( GTK_LABEL( GTK_BIN( item )->child ) );
1100
1101         if ( !( world_node && string_equal( entity_name, "worldspawn" ) ) ) {
1102                 g_pParentWnd->ActiveXY()->OnEntityCreate( entity_name );
1103         }
1104         else {
1105                 GlobalRadiant().m_pfnMessageBox( GTK_WIDGET( MainFrame_getWindow() ), "There's already a worldspawn in your map!"
1106                                                                                                                                                           "",
1107                                                                                  "Info",
1108                                                                                  eMB_OK,
1109                                                                                  eMB_ICONDEFAULT );
1110         }
1111 }
1112
1113 void EntityClassMenu_addItem( GtkMenu* menu, const char* name ){
1114         GtkMenuItem* item = GTK_MENU_ITEM( gtk_menu_item_new_with_label( name ) );
1115         g_signal_connect( G_OBJECT( item ), "activate", G_CALLBACK( entitycreate_activated ), item );
1116         gtk_widget_show( GTK_WIDGET( item ) );
1117         menu_add_item( menu, item );
1118 }
1119
1120 class EntityClassMenuInserter : public EntityClassVisitor
1121 {
1122 typedef std::pair<GtkMenu*, CopiedString> MenuPair;
1123 typedef std::vector<MenuPair> MenuStack;
1124 MenuStack m_stack;
1125 CopiedString m_previous;
1126 public:
1127 EntityClassMenuInserter( GtkMenu* menu ){
1128         m_stack.reserve( 2 );
1129         m_stack.push_back( MenuPair( menu, "" ) );
1130 }
1131 ~EntityClassMenuInserter(){
1132         if ( !string_empty( m_previous.c_str() ) ) {
1133                 addItem( m_previous.c_str(), "" );
1134         }
1135 }
1136 void visit( EntityClass* e ){
1137         ASSERT_MESSAGE( !string_empty( e->name() ), "entity-class has no name" );
1138         if ( !string_empty( m_previous.c_str() ) ) {
1139                 addItem( m_previous.c_str(), e->name() );
1140         }
1141         m_previous = e->name();
1142 }
1143 void pushMenu( const CopiedString& name ){
1144         GtkMenuItem* item = GTK_MENU_ITEM( gtk_menu_item_new_with_label( name.c_str() ) );
1145         gtk_widget_show( GTK_WIDGET( item ) );
1146         container_add_widget( GTK_CONTAINER( m_stack.back().first ), GTK_WIDGET( item ) );
1147
1148         GtkMenu* submenu = GTK_MENU( gtk_menu_new() );
1149         gtk_menu_item_set_submenu( item, GTK_WIDGET( submenu ) );
1150
1151         m_stack.push_back( MenuPair( submenu, name ) );
1152 }
1153 void popMenu(){
1154         m_stack.pop_back();
1155 }
1156 void addItem( const char* name, const char* next ){
1157         const char* underscore = strchr( name, '_' );
1158
1159         if ( underscore != 0 && underscore != name ) {
1160                 bool nextEqual = string_equal_n( name, next, ( underscore + 1 ) - name );
1161                 const char* parent = m_stack.back().second.c_str();
1162
1163                 if ( !string_empty( parent )
1164                          && string_length( parent ) == std::size_t( underscore - name )
1165                          && string_equal_n( name, parent, underscore - name ) ) { // this is a child
1166                 }
1167                 else if ( nextEqual ) {
1168                         if ( m_stack.size() == 2 ) {
1169                                 popMenu();
1170                         }
1171                         pushMenu( CopiedString( StringRange( name, underscore ) ) );
1172                 }
1173                 else if ( m_stack.size() == 2 ) {
1174                         popMenu();
1175                 }
1176         }
1177         else if ( m_stack.size() == 2 ) {
1178                 popMenu();
1179         }
1180
1181         EntityClassMenu_addItem( m_stack.back().first, name );
1182 }
1183 };
1184
1185 void XYWnd::OnContextMenu(){
1186         if ( g_xywindow_globals.m_bRightClick == false ) {
1187                 return;
1188         }
1189
1190         if ( m_mnuDrop == 0 ) { // first time, load it up
1191                 GtkMenu* menu = m_mnuDrop = GTK_MENU( gtk_menu_new() );
1192
1193                 EntityClassMenuInserter inserter( menu );
1194                 GlobalEntityClassManager().forEach( inserter );
1195         }
1196
1197         gtk_menu_popup( m_mnuDrop, 0, 0, 0, 0, 1, GDK_CURRENT_TIME );
1198 }
1199
1200 FreezePointer g_xywnd_freezePointer;
1201
1202 unsigned int Move_buttons(){
1203         return RAD_RBUTTON;
1204 }
1205
1206 void XYWnd_moveDelta( int x, int y, unsigned int state, void* data ){
1207         reinterpret_cast<XYWnd*>( data )->EntityCreate_MouseMove( x, y );
1208         reinterpret_cast<XYWnd*>( data )->Scroll( -x, y );
1209 }
1210
1211 gboolean XYWnd_Move_focusOut( GtkWidget* widget, GdkEventFocus* event, XYWnd* xywnd ){
1212         xywnd->Move_End();
1213         return FALSE;
1214 }
1215
1216 void XYWnd::Move_Begin(){
1217         if ( m_move_started ) {
1218                 Move_End();
1219         }
1220         m_move_started = true;
1221         g_xywnd_freezePointer.freeze_pointer( m_parent != 0 ? m_parent : MainFrame_getWindow(), m_gl_widget, XYWnd_moveDelta, this );
1222         m_move_focusOut = g_signal_connect( G_OBJECT( m_gl_widget ), "focus_out_event", G_CALLBACK( XYWnd_Move_focusOut ), this );
1223 }
1224
1225 void XYWnd::Move_End(){
1226         m_move_started = false;
1227         g_xywnd_freezePointer.unfreeze_pointer( m_parent != 0 ? m_parent : MainFrame_getWindow() );
1228         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_move_focusOut );
1229 }
1230
1231 unsigned int Zoom_buttons(){
1232         return RAD_RBUTTON | RAD_ALT;
1233 }
1234
1235 int g_dragZoom = 0;
1236
1237 void XYWnd_zoomDelta( int x, int y, unsigned int state, void* data ){
1238         if ( y != 0 ) {
1239                 g_dragZoom += y;
1240                 while ( abs( g_dragZoom ) > 8 )
1241                 {
1242                         if ( g_dragZoom > 0 ) {
1243                                 reinterpret_cast<XYWnd*>( data )->ZoomOut();
1244                                 g_dragZoom -= 8;
1245                         }
1246                         else
1247                         {
1248                                 reinterpret_cast<XYWnd*>( data )->ZoomIn();
1249                                 g_dragZoom += 8;
1250                         }
1251                 }
1252         }
1253 }
1254
1255 gboolean XYWnd_Zoom_focusOut( GtkWidget* widget, GdkEventFocus* event, XYWnd* xywnd ){
1256         xywnd->Zoom_End();
1257         return FALSE;
1258 }
1259
1260 void XYWnd::Zoom_Begin(){
1261         if ( m_zoom_started ) {
1262                 Zoom_End();
1263         }
1264         m_zoom_started = true;
1265         g_dragZoom = 0;
1266         g_xywnd_freezePointer.freeze_pointer( m_parent != 0 ? m_parent : MainFrame_getWindow(), m_gl_widget, XYWnd_zoomDelta, this );
1267         m_zoom_focusOut = g_signal_connect( G_OBJECT( m_gl_widget ), "focus_out_event", G_CALLBACK( XYWnd_Zoom_focusOut ), this );
1268 }
1269
1270 void XYWnd::Zoom_End(){
1271         m_zoom_started = false;
1272         g_xywnd_freezePointer.unfreeze_pointer( m_parent != 0 ? m_parent : MainFrame_getWindow() );
1273         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_zoom_focusOut );
1274 }
1275
1276 // makes sure the selected brush or camera is in view
1277 void XYWnd::PositionView( const Vector3& position ){
1278         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1279         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1280
1281         m_vOrigin[nDim1] = position[nDim1];
1282         m_vOrigin[nDim2] = position[nDim2];
1283
1284         updateModelview();
1285
1286         XYWnd_Update( *this );
1287 }
1288
1289 void XYWnd::SetViewType( VIEWTYPE viewType ){
1290         m_viewType = viewType;
1291         updateModelview();
1292
1293         if ( m_parent != 0 ) {
1294                 gtk_window_set_title( m_parent, ViewType_getTitle( m_viewType ) );
1295         }
1296 }
1297
1298
1299 inline WindowVector WindowVector_forInteger( int x, int y ){
1300         return WindowVector( static_cast<float>( x ), static_cast<float>( y ) );
1301 }
1302
1303 void XYWnd::mouseDown( const WindowVector& position, ButtonIdentifier button, ModifierFlags modifiers ){
1304         XY_MouseDown( static_cast<int>( position.x() ), static_cast<int>( position.y() ), buttons_for_button_and_modifiers( button, modifiers ) );
1305 }
1306 void XYWnd::XY_MouseDown( int x, int y, unsigned int buttons ){
1307         if ( buttons == Move_buttons() ) {
1308                 Move_Begin();
1309                 EntityCreate_MouseDown( x, y );
1310         }
1311         else if ( buttons == Zoom_buttons() ) {
1312                 Zoom_Begin();
1313         }
1314         else if ( ClipMode() && ( buttons == Clipper_buttons() || buttons == Clipper_quick_buttons() ) ) {
1315                 Clipper_OnLButtonDown( x, y );
1316         }
1317         else if ( !ClipMode() && buttons == Clipper_quick_buttons() ) {
1318                 ClipperMode();
1319                 g_quick_clipper = true;
1320                 Clipper_OnLButtonDown( x, y );
1321         }
1322         else if ( buttons == NewBrushDrag_buttons() && GlobalSelectionSystem().countSelected() == 0 ) {
1323                 NewBrushDrag_Begin( x, y );
1324         }
1325         // control mbutton = move camera
1326         else if ( buttons == MoveCamera_buttons() ) {
1327                 XYWnd_PositionCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1328         }
1329         // mbutton = angle camera
1330         else if ( buttons == OrientCamera_buttons() ) {
1331                 XYWnd_OrientCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1332         }
1333         else
1334         {
1335                 m_window_observer->onMouseDown( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1336         }
1337 }
1338
1339 void XYWnd::XY_MouseUp( int x, int y, unsigned int buttons ){
1340         if ( m_move_started ) {
1341                 Move_End();
1342                 EntityCreate_MouseUp( x, y );
1343         }
1344         else if ( m_zoom_started ) {
1345                 Zoom_End();
1346         }
1347         else if ( ClipMode() && ( buttons == Clipper_buttons() || buttons == Clipper_quick_buttons() ) ) {
1348                 Clipper_OnLButtonUp( x, y );
1349         }
1350         else if ( m_bNewBrushDrag ) {
1351                 m_bNewBrushDrag = false;
1352                 NewBrushDrag_End( x, y );
1353                 if ( m_NewBrushDrag == 0 ) {
1354                         //L button w/o created brush = tunnel selection
1355                         m_window_observer->onMouseUp( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1356                 }
1357         }
1358         else
1359         {
1360                 m_window_observer->onMouseUp( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1361         }
1362 }
1363
1364 void XYWnd::XY_MouseMoved( int x, int y, unsigned int buttons ){
1365         // rbutton = drag xy origin
1366         if ( m_move_started ) {
1367         }
1368         // zoom in/out
1369         else if ( m_zoom_started ) {
1370         }
1371
1372         else if ( ClipMode() && g_pMovingClip != 0 ) {
1373                 Clipper_OnMouseMoved( x, y );
1374         }
1375         // lbutton without selection = drag new brush
1376         else if ( m_bNewBrushDrag ) {
1377                 NewBrushDrag( x, y );
1378         }
1379
1380         // control mbutton = move camera
1381         else if ( getButtonState() == MoveCamera_buttons() ) {
1382                 XYWnd_PositionCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1383         }
1384
1385         // mbutton = angle camera
1386         else if ( getButtonState() == OrientCamera_buttons() ) {
1387                 XYWnd_OrientCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1388         }
1389
1390         else
1391         {
1392                 m_window_observer->onMouseMotion( WindowVector_forInteger( x, y ), modifiers_for_flags( buttons ) );
1393
1394                 m_mousePosition[0] = m_mousePosition[1] = m_mousePosition[2] = 0.0;
1395                 XY_ToPoint( x, y, m_mousePosition );
1396                 XY_SnapToGrid( m_mousePosition );
1397
1398                 StringOutputStream status( 64 );
1399                 status << "x:: " << FloatFormat( m_mousePosition[0], 6, 1 )
1400                            << "  y:: " << FloatFormat( m_mousePosition[1], 6, 1 )
1401                            << "  z:: " << FloatFormat( m_mousePosition[2], 6, 1 );
1402                 g_pParentWnd->SetStatusText( g_pParentWnd->m_position_status, status.c_str() );
1403
1404                 if ( g_bCrossHairs ) {
1405                         XYWnd_Update( *this );
1406                 }
1407
1408                 Clipper_Crosshair_OnMouseMoved( x, y );
1409         }
1410 }
1411
1412 void XYWnd::EntityCreate_MouseDown( int x, int y ){
1413         m_entityCreate = true;
1414         m_entityCreate_x = x;
1415         m_entityCreate_y = y;
1416 }
1417
1418 void XYWnd::EntityCreate_MouseMove( int x, int y ){
1419         if ( m_entityCreate && ( m_entityCreate_x != x || m_entityCreate_y != y ) ) {
1420                 m_entityCreate = false;
1421         }
1422 }
1423
1424 void XYWnd::EntityCreate_MouseUp( int x, int y ){
1425         if ( m_entityCreate ) {
1426                 m_entityCreate = false;
1427                 OnContextMenu();
1428         }
1429 }
1430
1431 inline float screen_normalised( int pos, unsigned int size ){
1432         return ( ( 2.0f * pos ) / size ) - 1.0f;
1433 }
1434
1435 inline float normalised_to_world( float normalised, float world_origin, float normalised2world_scale ){
1436         return world_origin + normalised * normalised2world_scale;
1437 }
1438
1439
1440 // TTimo: watch it, this doesn't init one of the 3 coords
1441 void XYWnd::XY_ToPoint( int x, int y, Vector3& point ){
1442         float normalised2world_scale_x = m_nWidth / 2 / m_fScale;
1443         float normalised2world_scale_y = m_nHeight / 2 / m_fScale;
1444         if ( m_viewType == XY ) {
1445                 point[0] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[0], normalised2world_scale_x );
1446                 point[1] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[1], normalised2world_scale_y );
1447         }
1448         else if ( m_viewType == YZ ) {
1449                 point[1] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[1], normalised2world_scale_x );
1450                 point[2] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[2], normalised2world_scale_y );
1451         }
1452         else
1453         {
1454                 point[0] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[0], normalised2world_scale_x );
1455                 point[2] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[2], normalised2world_scale_y );
1456         }
1457 }
1458
1459 void XYWnd::XY_SnapToGrid( Vector3& point ){
1460         if ( m_viewType == XY ) {
1461                 point[0] = float_snapped( point[0], GetSnapGridSize() );
1462                 point[1] = float_snapped( point[1], GetSnapGridSize() );
1463         }
1464         else if ( m_viewType == YZ ) {
1465                 point[1] = float_snapped( point[1], GetSnapGridSize() );
1466                 point[2] = float_snapped( point[2], GetSnapGridSize() );
1467         }
1468         else
1469         {
1470                 point[0] = float_snapped( point[0], GetSnapGridSize() );
1471                 point[2] = float_snapped( point[2], GetSnapGridSize() );
1472         }
1473 }
1474
1475 void XYWnd::XY_LoadBackgroundImage( const char *name ){
1476         const char* relative = path_make_relative( name, GlobalFileSystem().findRoot( name ) );
1477         if ( relative == name ) {
1478                 globalOutputStream() << "WARNING: could not extract the relative path, using full path instead\n";
1479         }
1480
1481         char fileNameWithoutExt[512];
1482         strncpy( fileNameWithoutExt, relative, sizeof( fileNameWithoutExt ) - 1 );
1483         fileNameWithoutExt[512 - 1] = '\0';
1484         fileNameWithoutExt[strlen( fileNameWithoutExt ) - 4] = '\0';
1485
1486         Image *image = QERApp_LoadImage( 0, fileNameWithoutExt );
1487         if ( !image ) {
1488                 globalOutputStream() << "Could not load texture " << fileNameWithoutExt << "\n";
1489                 return;
1490         }
1491         g_pParentWnd->ActiveXY()->m_tex = (qtexture_t*)malloc( sizeof( qtexture_t ) );
1492         LoadTextureRGBA( g_pParentWnd->ActiveXY()->XYWnd::m_tex, image->getRGBAPixels(), image->getWidth(), image->getHeight() );
1493         globalOutputStream() << "Loaded background texture " << relative << "\n";
1494         g_pParentWnd->ActiveXY()->m_backgroundActivated = true;
1495
1496         int m_ix, m_iy;
1497         switch ( g_pParentWnd->ActiveXY()->m_viewType )
1498         {
1499         case XY:
1500                 m_ix = 0;
1501                 m_iy = 1;
1502                 break;
1503         case XZ:
1504                 m_ix = 0;
1505                 m_iy = 2;
1506                 break;
1507         case YZ:
1508                 m_ix = 1;
1509                 m_iy = 2;
1510                 break;
1511         }
1512
1513         Vector3 min, max;
1514         Select_GetBounds( min, max );
1515         g_pParentWnd->ActiveXY()->m_xmin = min[m_ix];
1516         g_pParentWnd->ActiveXY()->m_ymin = min[m_iy];
1517         g_pParentWnd->ActiveXY()->m_xmax = max[m_ix];
1518         g_pParentWnd->ActiveXY()->m_ymax = max[m_iy];
1519 }
1520
1521 void XYWnd::XY_DisableBackground( void ){
1522         g_pParentWnd->ActiveXY()->m_backgroundActivated = false;
1523         if ( g_pParentWnd->ActiveXY()->m_tex ) {
1524                 free( g_pParentWnd->ActiveXY()->m_tex );
1525         }
1526         g_pParentWnd->ActiveXY()->m_tex = NULL;
1527 }
1528
1529 void WXY_BackgroundSelect( void ){
1530         bool brushesSelected = Scene_countSelectedBrushes( GlobalSceneGraph() ) != 0;
1531         if ( !brushesSelected ) {
1532                 gtk_MessageBox( 0, "You have to select some brushes to get the bounding box for.\n",
1533                                                 "No selection", eMB_OK, eMB_ICONERROR );
1534                 return;
1535         }
1536
1537         const char *filename = file_dialog( GTK_WIDGET( MainFrame_getWindow() ), TRUE, "Background Image", NULL, NULL );
1538         g_pParentWnd->ActiveXY()->XY_DisableBackground();
1539         if ( filename ) {
1540                 g_pParentWnd->ActiveXY()->XY_LoadBackgroundImage( filename );
1541         }
1542 }
1543
1544 /*
1545    ============================================================================
1546
1547    DRAWING
1548
1549    ============================================================================
1550  */
1551
1552 /*
1553    ==============
1554    XY_DrawGrid
1555    ==============
1556  */
1557
1558 double two_to_the_power( int power ){
1559         return pow( 2.0f, power );
1560 }
1561
1562 void XYWnd::XY_DrawAxis( void ){
1563         if ( g_xywindow_globals_private.show_axis ) {
1564                 const char g_AxisName[3] = { 'X', 'Y', 'Z' };
1565                 const int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1566                 const int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1567                 const int w = ( m_nWidth / 2 / m_fScale );
1568                 const int h = ( m_nHeight / 2 / m_fScale );
1569
1570                 const Vector3& colourX = ( m_viewType == YZ ) ? g_xywindow_globals.AxisColorY : g_xywindow_globals.AxisColorX;
1571                 const Vector3& colourY = ( m_viewType == XY ) ? g_xywindow_globals.AxisColorY : g_xywindow_globals.AxisColorZ;
1572
1573                 // draw two lines with corresponding axis colors to highlight current view
1574                 // horizontal line: nDim1 color
1575                 glLineWidth( 2 );
1576                 glBegin( GL_LINES );
1577                 glColor3fv( vector3_to_array( colourX ) );
1578                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1579                 glVertex2f( m_vOrigin[nDim1] - w + 65 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1580                 glVertex2f( 0, 0 );
1581                 glVertex2f( 32 / m_fScale, 0 );
1582                 glColor3fv( vector3_to_array( colourY ) );
1583                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1584                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 20 / m_fScale );
1585                 glVertex2f( 0, 0 );
1586                 glVertex2f( 0, 32 / m_fScale );
1587                 glEnd();
1588                 glLineWidth( 1 );
1589                 // now print axis symbols
1590                 glColor3fv( vector3_to_array( colourX ) );
1591                 glRasterPos2f( m_vOrigin[nDim1] - w + 55 / m_fScale, m_vOrigin[nDim2] + h - 55 / m_fScale );
1592                 GlobalOpenGL().drawChar( g_AxisName[nDim1] );
1593                 glRasterPos2f( 28 / m_fScale, -10 / m_fScale );
1594                 GlobalOpenGL().drawChar( g_AxisName[nDim1] );
1595                 glColor3fv( vector3_to_array( colourY ) );
1596                 glRasterPos2f( m_vOrigin[nDim1] - w + 25 / m_fScale, m_vOrigin[nDim2] + h - 30 / m_fScale );
1597                 GlobalOpenGL().drawChar( g_AxisName[nDim2] );
1598                 glRasterPos2f( -10 / m_fScale, 28 / m_fScale );
1599                 GlobalOpenGL().drawChar( g_AxisName[nDim2] );
1600         }
1601 }
1602
1603 void XYWnd::XY_DrawBackground( void ){
1604         glPushAttrib( GL_ALL_ATTRIB_BITS );
1605
1606         glEnable( GL_TEXTURE_2D );
1607         glEnable( GL_BLEND );
1608         glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
1609         glTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
1610         glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP );
1611         glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP );
1612
1613         glPolygonMode( GL_FRONT, GL_FILL );
1614
1615         glBindTexture( GL_TEXTURE_2D, m_tex->texture_number );
1616         glBegin( GL_QUADS );
1617
1618         glColor4f( 1.0, 1.0, 1.0, m_alpha );
1619         glTexCoord2f( 0.0, 1.0 );
1620         glVertex2f( m_xmin, m_ymin );
1621
1622         glTexCoord2f( 1.0, 1.0 );
1623         glVertex2f( m_xmax, m_ymin );
1624
1625         glTexCoord2f( 1.0, 0.0 );
1626         glVertex2f( m_xmax, m_ymax );
1627
1628         glTexCoord2f( 0.0, 0.0 );
1629         glVertex2f( m_xmin, m_ymax );
1630
1631         glEnd();
1632         glBindTexture( GL_TEXTURE_2D, 0 );
1633
1634         glPopAttrib();
1635 }
1636
1637 void XYWnd::XY_DrawGrid( void ) {
1638         float x, y, xb, xe, yb, ye;
1639         float w, h, a;
1640         char text[32];
1641         float step, minor_step, stepx, stepy;
1642         step = minor_step = stepx = stepy = GetGridSize();
1643
1644         int minor_power = Grid_getPower();
1645         int mask;
1646
1647         while ( ( minor_step * m_fScale ) <= 4.0f ) { // make sure minor grid spacing is at least 4 pixels on the screen
1648                 ++minor_power;
1649                 minor_step *= 2;
1650         }
1651         int power = minor_power;
1652         while ( ( power % 3 ) != 0 || ( step * m_fScale ) <= 32.0f ) { // make sure major grid spacing is at least 32 pixels on the screen
1653                 ++power;
1654                 step = float(two_to_the_power( power ) );
1655         }
1656         mask = ( 1 << ( power - minor_power ) ) - 1;
1657         while ( ( stepx * m_fScale ) <= 32.0f ) // text step x must be at least 32
1658                 stepx *= 2;
1659         while ( ( stepy * m_fScale ) <= 32.0f ) // text step y must be at least 32
1660                 stepy *= 2;
1661
1662         a = ( ( GetSnapGridSize() > 0.0f ) ? 1.0f : 0.3f );
1663
1664         glDisable( GL_TEXTURE_2D );
1665         glDisable( GL_TEXTURE_1D );
1666         glDisable( GL_DEPTH_TEST );
1667         glDisable( GL_BLEND );
1668         glLineWidth( 1 );
1669
1670         w = ( m_nWidth / 2 / m_fScale );
1671         h = ( m_nHeight / 2 / m_fScale );
1672
1673         const int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1674         const int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1675
1676         xb = m_vOrigin[nDim1] - w;
1677         if ( xb < region_mins[nDim1] ) {
1678                 xb = region_mins[nDim1];
1679         }
1680         xb = step * floor( xb / step );
1681
1682         xe = m_vOrigin[nDim1] + w;
1683         if ( xe > region_maxs[nDim1] ) {
1684                 xe = region_maxs[nDim1];
1685         }
1686         xe = step * ceil( xe / step );
1687
1688         yb = m_vOrigin[nDim2] - h;
1689         if ( yb < region_mins[nDim2] ) {
1690                 yb = region_mins[nDim2];
1691         }
1692         yb = step * floor( yb / step );
1693
1694         ye = m_vOrigin[nDim2] + h;
1695         if ( ye > region_maxs[nDim2] ) {
1696                 ye = region_maxs[nDim2];
1697         }
1698         ye = step * ceil( ye / step );
1699
1700 #define COLORS_DIFFER( a,b ) \
1701         ( ( a )[0] != ( b )[0] || \
1702           ( a )[1] != ( b )[1] || \
1703           ( a )[2] != ( b )[2] )
1704
1705         // djbob
1706         // draw minor blocks
1707         if ( g_xywindow_globals_private.d_showgrid || a < 1.0f ) {
1708                 if ( a < 1.0f ) {
1709                         glEnable( GL_BLEND );
1710                 }
1711
1712                 if ( COLORS_DIFFER( g_xywindow_globals.color_gridminor, g_xywindow_globals.color_gridback ) ) {
1713                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridminor, a ) ) );
1714
1715                         glBegin( GL_LINES );
1716                         int i = 0;
1717                         for ( x = xb ; x < xe ; x += minor_step, ++i ) {
1718                                 if ( ( i & mask ) != 0 ) {
1719                                         glVertex2f( x, yb );
1720                                         glVertex2f( x, ye );
1721                                 }
1722                         }
1723                         i = 0;
1724                         for ( y = yb ; y < ye ; y += minor_step, ++i ) {
1725                                 if ( ( i & mask ) != 0 ) {
1726                                         glVertex2f( xb, y );
1727                                         glVertex2f( xe, y );
1728                                 }
1729                         }
1730                         glEnd();
1731                 }
1732
1733                 // draw major blocks
1734                 if ( COLORS_DIFFER( g_xywindow_globals.color_gridmajor, g_xywindow_globals.color_gridminor ) ) {
1735                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridmajor, a ) ) );
1736
1737                         glBegin( GL_LINES );
1738                         for ( x = xb ; x <= xe ; x += step ) {
1739                                 glVertex2f( x, yb );
1740                                 glVertex2f( x, ye );
1741                         }
1742                         for ( y = yb ; y <= ye ; y += step ) {
1743                                 glVertex2f( xb, y );
1744                                 glVertex2f( xe, y );
1745                         }
1746                         glEnd();
1747                 }
1748
1749                 if ( a < 1.0f ) {
1750                         glDisable( GL_BLEND );
1751                 }
1752         }
1753
1754         // draw coordinate text if needed
1755         if ( g_xywindow_globals_private.show_coordinates ) {
1756                 glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridtext, 1.0f ) ) );
1757                 float offx = m_vOrigin[nDim2] + h - ( 4 + GlobalOpenGL().m_font->getPixelAscent() ) / m_fScale;
1758                 float offy = m_vOrigin[nDim1] - w +  4                                            / m_fScale;
1759                 for ( x = xb - fmod( xb, stepx ); x <= xe ; x += stepx ) {
1760                         glRasterPos2f( x, offx );
1761                         sprintf( text, "%g", x );
1762                         GlobalOpenGL().drawString( text );
1763                 }
1764                 for ( y = yb - fmod( yb, stepy ); y <= ye ; y += stepy ) {
1765                         glRasterPos2f( offy, y );
1766                         sprintf( text, "%g", y );
1767                         GlobalOpenGL().drawString( text );
1768                 }
1769
1770                 if ( Active() ) {
1771                         glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
1772                 }
1773
1774                 // we do this part (the old way) only if show_axis is disabled
1775                 if ( !g_xywindow_globals_private.show_axis ) {
1776                         glRasterPos2f( m_vOrigin[nDim1] - w + 35 / m_fScale, m_vOrigin[nDim2] + h - 20 / m_fScale );
1777
1778                         GlobalOpenGL().drawString( ViewType_getTitle( m_viewType ) );
1779                 }
1780         }
1781
1782         XYWnd::XY_DrawAxis();
1783
1784         // show current work zone?
1785         // the work zone is used to place dropped points and brushes
1786         if ( g_xywindow_globals_private.d_show_work ) {
1787                 glColor4f( 1.0f, 0.0f, 0.0f, 1.0f );
1788                 glBegin( GL_LINES );
1789                 glVertex2f( xb, Select_getWorkZone().d_work_min[nDim2] );
1790                 glVertex2f( xe, Select_getWorkZone().d_work_min[nDim2] );
1791                 glVertex2f( xb, Select_getWorkZone().d_work_max[nDim2] );
1792                 glVertex2f( xe, Select_getWorkZone().d_work_max[nDim2] );
1793                 glVertex2f( Select_getWorkZone().d_work_min[nDim1], yb );
1794                 glVertex2f( Select_getWorkZone().d_work_min[nDim1], ye );
1795                 glVertex2f( Select_getWorkZone().d_work_max[nDim1], yb );
1796                 glVertex2f( Select_getWorkZone().d_work_max[nDim1], ye );
1797                 glEnd();
1798         }
1799 }
1800
1801 /*
1802    ==============
1803    XY_DrawBlockGrid
1804    ==============
1805  */
1806 void XYWnd::XY_DrawBlockGrid(){
1807         if ( Map_FindWorldspawn( g_map ) == 0 ) {
1808                 return;
1809         }
1810         const char *value = Node_getEntity( *Map_GetWorldspawn( g_map ) )->getKeyValue( "_blocksize" );
1811         if ( strlen( value ) ) {
1812                 sscanf( value, "%i", &g_xywindow_globals_private.blockSize );
1813         }
1814
1815         if ( !g_xywindow_globals_private.blockSize || g_xywindow_globals_private.blockSize > 65536 || g_xywindow_globals_private.blockSize < 1024 ) {
1816                 // don't use custom blocksize if it is less than the default, or greater than the maximum world coordinate
1817                 g_xywindow_globals_private.blockSize = 1024;
1818         }
1819
1820         float x, y, xb, xe, yb, ye;
1821         float w, h;
1822         char text[32];
1823
1824         glDisable( GL_TEXTURE_2D );
1825         glDisable( GL_TEXTURE_1D );
1826         glDisable( GL_DEPTH_TEST );
1827         glDisable( GL_BLEND );
1828
1829         w = ( m_nWidth / 2 / m_fScale );
1830         h = ( m_nHeight / 2 / m_fScale );
1831
1832         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1833         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1834
1835         xb = m_vOrigin[nDim1] - w;
1836         if ( xb < region_mins[nDim1] ) {
1837                 xb = region_mins[nDim1];
1838         }
1839         xb = static_cast<float>( g_xywindow_globals_private.blockSize * floor( xb / g_xywindow_globals_private.blockSize ) );
1840
1841         xe = m_vOrigin[nDim1] + w;
1842         if ( xe > region_maxs[nDim1] ) {
1843                 xe = region_maxs[nDim1];
1844         }
1845         xe = static_cast<float>( g_xywindow_globals_private.blockSize * ceil( xe / g_xywindow_globals_private.blockSize ) );
1846
1847         yb = m_vOrigin[nDim2] - h;
1848         if ( yb < region_mins[nDim2] ) {
1849                 yb = region_mins[nDim2];
1850         }
1851         yb = static_cast<float>( g_xywindow_globals_private.blockSize * floor( yb / g_xywindow_globals_private.blockSize ) );
1852
1853         ye = m_vOrigin[nDim2] + h;
1854         if ( ye > region_maxs[nDim2] ) {
1855                 ye = region_maxs[nDim2];
1856         }
1857         ye = static_cast<float>( g_xywindow_globals_private.blockSize * ceil( ye / g_xywindow_globals_private.blockSize ) );
1858
1859         // draw major blocks
1860
1861         glColor3fv( vector3_to_array( g_xywindow_globals.color_gridblock ) );
1862         glLineWidth( 2 );
1863
1864         glBegin( GL_LINES );
1865
1866         for ( x = xb ; x <= xe ; x += g_xywindow_globals_private.blockSize )
1867         {
1868                 glVertex2f( x, yb );
1869                 glVertex2f( x, ye );
1870         }
1871
1872         if ( m_viewType == XY ) {
1873                 for ( y = yb ; y <= ye ; y += g_xywindow_globals_private.blockSize )
1874                 {
1875                         glVertex2f( xb, y );
1876                         glVertex2f( xe, y );
1877                 }
1878         }
1879
1880         glEnd();
1881         glLineWidth( 1 );
1882
1883         // draw coordinate text if needed
1884
1885         if ( m_viewType == XY && m_fScale > .1 ) {
1886                 for ( x = xb ; x < xe ; x += g_xywindow_globals_private.blockSize )
1887                         for ( y = yb ; y < ye ; y += g_xywindow_globals_private.blockSize )
1888                         {
1889                                 glRasterPos2f( x + ( g_xywindow_globals_private.blockSize / 2 ), y + ( g_xywindow_globals_private.blockSize / 2 ) );
1890                                 sprintf( text, "%i,%i",(int)floor( x / g_xywindow_globals_private.blockSize ), (int)floor( y / g_xywindow_globals_private.blockSize ) );
1891                                 GlobalOpenGL().drawString( text );
1892                         }
1893         }
1894
1895         glColor4f( 0, 0, 0, 0 );
1896 }
1897
1898 void XYWnd::DrawCameraIcon( const Vector3& origin, const Vector3& angles ){
1899         float x, y, fov, box;
1900         double a;
1901
1902         fov = 48 / m_fScale;
1903         box = 16 / m_fScale;
1904
1905         if ( m_viewType == XY ) {
1906                 x = origin[0];
1907                 y = origin[1];
1908                 a = degrees_to_radians( angles[CAMERA_YAW] );
1909         }
1910         else if ( m_viewType == YZ ) {
1911                 x = origin[1];
1912                 y = origin[2];
1913                 a = degrees_to_radians( angles[CAMERA_PITCH] );
1914         }
1915         else
1916         {
1917                 x = origin[0];
1918                 y = origin[2];
1919                 a = degrees_to_radians( angles[CAMERA_PITCH] );
1920         }
1921
1922         glColor3f( 0.0, 0.0, 1.0 );
1923         glBegin( GL_LINE_STRIP );
1924         glVertex3f( x - box,y,0 );
1925         glVertex3f( x,y + ( box / 2 ),0 );
1926         glVertex3f( x + box,y,0 );
1927         glVertex3f( x,y - ( box / 2 ),0 );
1928         glVertex3f( x - box,y,0 );
1929         glVertex3f( x + box,y,0 );
1930         glEnd();
1931
1932         glBegin( GL_LINE_STRIP );
1933         glVertex3f( x + static_cast<float>( fov * cos( a + c_pi / 4 ) ), y + static_cast<float>( fov * sin( a + c_pi / 4 ) ), 0 );
1934         glVertex3f( x, y, 0 );
1935         glVertex3f( x + static_cast<float>( fov * cos( a - c_pi / 4 ) ), y + static_cast<float>( fov * sin( a - c_pi / 4 ) ), 0 );
1936         glEnd();
1937
1938 }
1939
1940
1941 float Betwixt( float f1, float f2 ){
1942         if ( f1 > f2 ) {
1943                 return f2 + ( ( f1 - f2 ) / 2 );
1944         }
1945         else{
1946                 return f1 + ( ( f2 - f1 ) / 2 );
1947         }
1948 }
1949
1950
1951 // can be greatly simplified but per usual i am in a hurry
1952 // which is not an excuse, just a fact
1953 void XYWnd::PaintSizeInfo( int nDim1, int nDim2, Vector3& vMinBounds, Vector3& vMaxBounds ){
1954         if ( vector3_equal( vMinBounds, vMaxBounds ) ) {
1955                 return;
1956         }
1957         const char* g_pDimStrings[] = {"x:", "y:", "z:"};
1958         typedef const char* OrgStrings[2];
1959         const OrgStrings g_pOrgStrings[] = { { "x:", "y:", }, { "x:", "z:", }, { "y:", "z:", } };
1960
1961         Vector3 vSize( vector3_subtracted( vMaxBounds, vMinBounds ) );
1962
1963         glColor3f( g_xywindow_globals.color_selbrushes[0] * .65f,
1964                            g_xywindow_globals.color_selbrushes[1] * .65f,
1965                            g_xywindow_globals.color_selbrushes[2] * .65f );
1966
1967         StringOutputStream dimensions( 16 );
1968
1969         if ( m_viewType == XY ) {
1970                 glBegin( GL_LINES );
1971
1972                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale, 0.0f );
1973                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale, 0.0f );
1974
1975                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale, 0.0f );
1976                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale, 0.0f );
1977
1978                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale, 0.0f );
1979                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale, 0.0f );
1980
1981
1982                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
1983                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
1984
1985                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
1986                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
1987
1988                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
1989                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
1990
1991                 glEnd();
1992
1993                 glRasterPos3f( Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ),  vMinBounds[nDim2] - 20.0f  / m_fScale, 0.0f );
1994                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
1995                 GlobalOpenGL().drawString( dimensions.c_str() );
1996                 dimensions.clear();
1997
1998                 glRasterPos3f( vMaxBounds[nDim1] + 16.0f  / m_fScale, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ), 0.0f );
1999                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2000                 GlobalOpenGL().drawString( dimensions.c_str() );
2001                 dimensions.clear();
2002
2003                 glRasterPos3f( vMinBounds[nDim1] + 4, vMaxBounds[nDim2] + 8 / m_fScale, 0.0f );
2004                 dimensions << "(" << g_pOrgStrings[0][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[0][1] << vMaxBounds[nDim2] << ")";
2005                 GlobalOpenGL().drawString( dimensions.c_str() );
2006         }
2007         else if ( m_viewType == XZ ) {
2008                 glBegin( GL_LINES );
2009
2010                 glVertex3f( vMinBounds[nDim1], 0, vMinBounds[nDim2] - 6.0f  / m_fScale );
2011                 glVertex3f( vMinBounds[nDim1], 0, vMinBounds[nDim2] - 10.0f / m_fScale );
2012
2013                 glVertex3f( vMinBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f  / m_fScale );
2014                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f  / m_fScale );
2015
2016                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 6.0f  / m_fScale );
2017                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f / m_fScale );
2018
2019
2020                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, 0,vMinBounds[nDim2] );
2021                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMinBounds[nDim2] );
2022
2023                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMinBounds[nDim2] );
2024                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2025
2026                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2027                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2028
2029                 glEnd();
2030
2031                 glRasterPos3f( Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ), 0, vMinBounds[nDim2] - 20.0f  / m_fScale );
2032                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
2033                 GlobalOpenGL().drawString( dimensions.c_str() );
2034                 dimensions.clear();
2035
2036                 glRasterPos3f( vMaxBounds[nDim1] + 16.0f  / m_fScale, 0, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ) );
2037                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2038                 GlobalOpenGL().drawString( dimensions.c_str() );
2039                 dimensions.clear();
2040
2041                 glRasterPos3f( vMinBounds[nDim1] + 4, 0, vMaxBounds[nDim2] + 8 / m_fScale );
2042                 dimensions << "(" << g_pOrgStrings[1][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[1][1] << vMaxBounds[nDim2] << ")";
2043                 GlobalOpenGL().drawString( dimensions.c_str() );
2044         }
2045         else
2046         {
2047                 glBegin( GL_LINES );
2048
2049                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale );
2050                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale );
2051
2052                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale );
2053                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale );
2054
2055                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale );
2056                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale );
2057
2058
2059                 glVertex3f( 0, vMaxBounds[nDim1] + 6.0f  / m_fScale, vMinBounds[nDim2] );
2060                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2] );
2061
2062                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2] );
2063                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2] );
2064
2065                 glVertex3f( 0, vMaxBounds[nDim1] + 6.0f  / m_fScale, vMaxBounds[nDim2] );
2066                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2] );
2067
2068                 glEnd();
2069
2070                 glRasterPos3f( 0, Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ),  vMinBounds[nDim2] - 20.0f  / m_fScale );
2071                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
2072                 GlobalOpenGL().drawString( dimensions.c_str() );
2073                 dimensions.clear();
2074
2075                 glRasterPos3f( 0, vMaxBounds[nDim1] + 16.0f  / m_fScale, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ) );
2076                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2077                 GlobalOpenGL().drawString( dimensions.c_str() );
2078                 dimensions.clear();
2079
2080                 glRasterPos3f( 0, vMinBounds[nDim1] + 4.0f, vMaxBounds[nDim2] + 8 / m_fScale );
2081                 dimensions << "(" << g_pOrgStrings[2][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[2][1] << vMaxBounds[nDim2] << ")";
2082                 GlobalOpenGL().drawString( dimensions.c_str() );
2083         }
2084 }
2085
2086 class XYRenderer : public Renderer
2087 {
2088 struct state_type
2089 {
2090         state_type() :
2091                 m_highlight( 0 ),
2092                 m_state( 0 ){
2093         }
2094         unsigned int m_highlight;
2095         Shader* m_state;
2096 };
2097 public:
2098 XYRenderer( RenderStateFlags globalstate, Shader* selected ) :
2099         m_globalstate( globalstate ),
2100         m_state_selected( selected ){
2101         ASSERT_NOTNULL( selected );
2102         m_state_stack.push_back( state_type() );
2103 }
2104
2105 void SetState( Shader* state, EStyle style ){
2106         ASSERT_NOTNULL( state );
2107         if ( style == eWireframeOnly ) {
2108                 m_state_stack.back().m_state = state;
2109         }
2110 }
2111 const EStyle getStyle() const {
2112         return eWireframeOnly;
2113 }
2114 void PushState(){
2115         m_state_stack.push_back( m_state_stack.back() );
2116 }
2117 void PopState(){
2118         ASSERT_MESSAGE( !m_state_stack.empty(), "popping empty stack" );
2119         m_state_stack.pop_back();
2120 }
2121 void Highlight( EHighlightMode mode, bool bEnable = true ){
2122         ( bEnable )
2123         ? m_state_stack.back().m_highlight |= mode
2124                                                                                   : m_state_stack.back().m_highlight &= ~mode;
2125 }
2126 void addRenderable( const OpenGLRenderable& renderable, const Matrix4& localToWorld ){
2127         if ( m_state_stack.back().m_highlight & ePrimitive ) {
2128                 m_state_selected->addRenderable( renderable, localToWorld );
2129         }
2130         else
2131         {
2132                 m_state_stack.back().m_state->addRenderable( renderable, localToWorld );
2133         }
2134 }
2135
2136 void render( const Matrix4& modelview, const Matrix4& projection ){
2137         GlobalShaderCache().render( m_globalstate, modelview, projection );
2138 }
2139 private:
2140 std::vector<state_type> m_state_stack;
2141 RenderStateFlags m_globalstate;
2142 Shader* m_state_selected;
2143 };
2144
2145 void XYWnd::updateProjection(){
2146         m_projection[0] = 1.0f / static_cast<float>( m_nWidth / 2 );
2147         m_projection[5] = 1.0f / static_cast<float>( m_nHeight / 2 );
2148         m_projection[10] = 1.0f / ( g_MaxWorldCoord * m_fScale );
2149
2150         m_projection[12] = 0.0f;
2151         m_projection[13] = 0.0f;
2152         m_projection[14] = -1.0f;
2153
2154         m_projection[1] =
2155                 m_projection[2] =
2156                         m_projection[3] =
2157
2158                                 m_projection[4] =
2159                                         m_projection[6] =
2160                                                 m_projection[7] =
2161
2162                                                         m_projection[8] =
2163                                                                 m_projection[9] =
2164                                                                         m_projection[11] = 0.0f;
2165
2166         m_projection[15] = 1.0f;
2167
2168         m_view.Construct( m_projection, m_modelview, m_nWidth, m_nHeight );
2169 }
2170
2171 // note: modelview matrix must have a uniform scale, otherwise strange things happen when rendering the rotation manipulator.
2172 void XYWnd::updateModelview(){
2173         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
2174         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
2175
2176         // translation
2177         m_modelview[12] = -m_vOrigin[nDim1] * m_fScale;
2178         m_modelview[13] = -m_vOrigin[nDim2] * m_fScale;
2179         m_modelview[14] = g_MaxWorldCoord * m_fScale;
2180
2181         // axis base
2182         switch ( m_viewType )
2183         {
2184         case XY:
2185                 m_modelview[0]  =  m_fScale;
2186                 m_modelview[1]  =  0;
2187                 m_modelview[2]  =  0;
2188
2189                 m_modelview[4]  =  0;
2190                 m_modelview[5]  =  m_fScale;
2191                 m_modelview[6]  =  0;
2192
2193                 m_modelview[8]  =  0;
2194                 m_modelview[9]  =  0;
2195                 m_modelview[10] = -m_fScale;
2196                 break;
2197         case XZ:
2198                 m_modelview[0]  =  m_fScale;
2199                 m_modelview[1]  =  0;
2200                 m_modelview[2]  =  0;
2201
2202                 m_modelview[4]  =  0;
2203                 m_modelview[5]  =  0;
2204                 m_modelview[6]  =  m_fScale;
2205
2206                 m_modelview[8]  =  0;
2207                 m_modelview[9]  =  m_fScale;
2208                 m_modelview[10] =  0;
2209                 break;
2210         case YZ:
2211                 m_modelview[0]  =  0;
2212                 m_modelview[1]  =  0;
2213                 m_modelview[2]  = -m_fScale;
2214
2215                 m_modelview[4]  =  m_fScale;
2216                 m_modelview[5]  =  0;
2217                 m_modelview[6]  =  0;
2218
2219                 m_modelview[8]  =  0;
2220                 m_modelview[9]  =  m_fScale;
2221                 m_modelview[10] =  0;
2222                 break;
2223         }
2224
2225         m_modelview[3] = m_modelview[7] = m_modelview[11] = 0;
2226         m_modelview[15] = 1;
2227
2228         m_view.Construct( m_projection, m_modelview, m_nWidth, m_nHeight );
2229 }
2230
2231 /*
2232    ==============
2233    XY_Draw
2234    ==============
2235  */
2236
2237 //#define DBG_SCENEDUMP
2238
2239 void XYWnd::XY_Draw(){
2240         //
2241         // clear
2242         //
2243         glViewport( 0, 0, m_nWidth, m_nHeight );
2244         glClearColor( g_xywindow_globals.color_gridback[0],
2245                                   g_xywindow_globals.color_gridback[1],
2246                                   g_xywindow_globals.color_gridback[2],0 );
2247
2248         glClear( GL_COLOR_BUFFER_BIT );
2249
2250         //
2251         // set up viewpoint
2252         //
2253
2254         glMatrixMode( GL_PROJECTION );
2255         glLoadMatrixf( reinterpret_cast<const float*>( &m_projection ) );
2256
2257         glMatrixMode( GL_MODELVIEW );
2258         glLoadIdentity();
2259         glScalef( m_fScale, m_fScale, 1 );
2260         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
2261         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
2262         glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
2263
2264         glDisable( GL_LINE_STIPPLE );
2265         glLineWidth( 1 );
2266         glDisableClientState( GL_TEXTURE_COORD_ARRAY );
2267         glDisableClientState( GL_NORMAL_ARRAY );
2268         glDisableClientState( GL_COLOR_ARRAY );
2269         glDisable( GL_TEXTURE_2D );
2270         glDisable( GL_LIGHTING );
2271         glDisable( GL_COLOR_MATERIAL );
2272         glDisable( GL_DEPTH_TEST );
2273
2274         if ( m_backgroundActivated ) {
2275                 XY_DrawBackground();
2276         }
2277         XY_DrawGrid();
2278
2279         if ( g_xywindow_globals_private.show_blocks ) {
2280                 XY_DrawBlockGrid();
2281         }
2282
2283         glLoadMatrixf( reinterpret_cast<const float*>( &m_modelview ) );
2284
2285         unsigned int globalstate = RENDER_COLOURARRAY | RENDER_COLOURWRITE | RENDER_POLYGONSMOOTH | RENDER_LINESMOOTH;
2286         if ( !g_xywindow_globals.m_bNoStipple ) {
2287                 globalstate |= RENDER_LINESTIPPLE;
2288         }
2289
2290         {
2291                 XYRenderer renderer( globalstate, m_state_selected );
2292
2293                 Scene_Render( renderer, m_view );
2294
2295                 GlobalOpenGL_debugAssertNoErrors();
2296                 renderer.render( m_modelview, m_projection );
2297                 GlobalOpenGL_debugAssertNoErrors();
2298         }
2299
2300         glDepthMask( GL_FALSE );
2301
2302         GlobalOpenGL_debugAssertNoErrors();
2303
2304         glLoadMatrixf( reinterpret_cast<const float*>( &m_modelview ) );
2305
2306         GlobalOpenGL_debugAssertNoErrors();
2307         glDisable( GL_LINE_STIPPLE );
2308         GlobalOpenGL_debugAssertNoErrors();
2309         glLineWidth( 1 );
2310         GlobalOpenGL_debugAssertNoErrors();
2311         if ( GlobalOpenGL().GL_1_3() ) {
2312                 glActiveTexture( GL_TEXTURE0 );
2313                 glClientActiveTexture( GL_TEXTURE0 );
2314         }
2315         glDisableClientState( GL_TEXTURE_COORD_ARRAY );
2316         GlobalOpenGL_debugAssertNoErrors();
2317         glDisableClientState( GL_NORMAL_ARRAY );
2318         GlobalOpenGL_debugAssertNoErrors();
2319         glDisableClientState( GL_COLOR_ARRAY );
2320         GlobalOpenGL_debugAssertNoErrors();
2321         glDisable( GL_TEXTURE_2D );
2322         GlobalOpenGL_debugAssertNoErrors();
2323         glDisable( GL_LIGHTING );
2324         GlobalOpenGL_debugAssertNoErrors();
2325         glDisable( GL_COLOR_MATERIAL );
2326         GlobalOpenGL_debugAssertNoErrors();
2327
2328         GlobalOpenGL_debugAssertNoErrors();
2329
2330
2331         // size info
2332         if ( g_xywindow_globals_private.m_bSizePaint && GlobalSelectionSystem().countSelected() != 0 ) {
2333                 Vector3 min, max;
2334                 Select_GetBounds( min, max );
2335                 PaintSizeInfo( nDim1, nDim2, min, max );
2336         }
2337
2338         if ( g_bCrossHairs ) {
2339                 glColor4f( 0.2f, 0.9f, 0.2f, 0.8f );
2340                 glBegin( GL_LINES );
2341                 if ( m_viewType == XY ) {
2342                         glVertex2f( 2.0f * g_MinWorldCoord, m_mousePosition[1] );
2343                         glVertex2f( 2.0f * g_MaxWorldCoord, m_mousePosition[1] );
2344                         glVertex2f( m_mousePosition[0], 2.0f * g_MinWorldCoord );
2345                         glVertex2f( m_mousePosition[0], 2.0f * g_MaxWorldCoord );
2346                 }
2347                 else if ( m_viewType == YZ ) {
2348                         glVertex3f( m_mousePosition[0], 2.0f * g_MinWorldCoord, m_mousePosition[2] );
2349                         glVertex3f( m_mousePosition[0], 2.0f * g_MaxWorldCoord, m_mousePosition[2] );
2350                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MinWorldCoord );
2351                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MaxWorldCoord );
2352                 }
2353                 else
2354                 {
2355                         glVertex3f( 2.0f * g_MinWorldCoord, m_mousePosition[1], m_mousePosition[2] );
2356                         glVertex3f( 2.0f * g_MaxWorldCoord, m_mousePosition[1], m_mousePosition[2] );
2357                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MinWorldCoord );
2358                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MaxWorldCoord );
2359                 }
2360                 glEnd();
2361         }
2362
2363         if ( ClipMode() ) {
2364                 GlobalClipPoints_Draw( m_fScale );
2365         }
2366
2367         GlobalOpenGL_debugAssertNoErrors();
2368
2369         // reset modelview
2370         glLoadIdentity();
2371         glScalef( m_fScale, m_fScale, 1 );
2372         glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
2373
2374         DrawCameraIcon( Camera_getOrigin( *g_pParentWnd->GetCamWnd() ), Camera_getAngles( *g_pParentWnd->GetCamWnd() ) );
2375
2376         Feedback_draw2D( m_viewType );
2377
2378         if ( g_xywindow_globals_private.show_outline ) {
2379                 if ( Active() ) {
2380                         glMatrixMode( GL_PROJECTION );
2381                         glLoadIdentity();
2382                         glOrtho( 0, m_nWidth, 0, m_nHeight, 0, 1 );
2383
2384                         glMatrixMode( GL_MODELVIEW );
2385                         glLoadIdentity();
2386
2387                         // four view mode doesn't colorize
2388                         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
2389                                 glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
2390                         }
2391                         else
2392                         {
2393                                 switch ( m_viewType )
2394                                 {
2395                                 case YZ:
2396                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorX ) );
2397                                         break;
2398                                 case XZ:
2399                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorY ) );
2400                                         break;
2401                                 case XY:
2402                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorZ ) );
2403                                         break;
2404                                 }
2405                         }
2406                         glBegin( GL_LINE_LOOP );
2407                         glVertex2f( 0.5, 0.5 );
2408                         glVertex2f( m_nWidth - 0.5, 1 );
2409                         glVertex2f( m_nWidth - 0.5, m_nHeight - 0.5 );
2410                         glVertex2f( 0.5, m_nHeight - 0.5 );
2411                         glEnd();
2412                 }
2413         }
2414
2415         GlobalOpenGL_debugAssertNoErrors();
2416
2417         glFinish();
2418 }
2419
2420 void XYWnd_MouseToPoint( XYWnd* xywnd, int x, int y, Vector3& point ){
2421         xywnd->XY_ToPoint( x, y, point );
2422         xywnd->XY_SnapToGrid( point );
2423
2424         int nDim = ( xywnd->GetViewType() == XY ) ? 2 : ( xywnd->GetViewType() == YZ ) ? 0 : 1;
2425         float fWorkMid = float_mid( Select_getWorkZone().d_work_min[nDim], Select_getWorkZone().d_work_max[nDim] );
2426         point[nDim] = float_snapped( fWorkMid, GetGridSize() );
2427 }
2428
2429 void XYWnd::OnEntityCreate( const char* item ){
2430         StringOutputStream command;
2431         command << "entityCreate -class " << item;
2432         UndoableCommand undo( command.c_str() );
2433         Vector3 point;
2434         XYWnd_MouseToPoint( this, m_entityCreate_x, m_entityCreate_y, point );
2435         Entity_createFromSelection( item, point );
2436 }
2437
2438
2439
2440 void GetFocusPosition( Vector3& position ){
2441         if ( GlobalSelectionSystem().countSelected() != 0 ) {
2442                 Select_GetMid( position );
2443         }
2444         else
2445         {
2446                 position = Camera_getOrigin( *g_pParentWnd->GetCamWnd() );
2447         }
2448 }
2449
2450 void XYWnd_Focus( XYWnd* xywnd ){
2451         Vector3 position;
2452         GetFocusPosition( position );
2453         xywnd->PositionView( position );
2454 }
2455
2456 void XY_Split_Focus(){
2457         Vector3 position;
2458         GetFocusPosition( position );
2459         if ( g_pParentWnd->GetXYWnd() ) {
2460                 g_pParentWnd->GetXYWnd()->PositionView( position );
2461         }
2462         if ( g_pParentWnd->GetXZWnd() ) {
2463                 g_pParentWnd->GetXZWnd()->PositionView( position );
2464         }
2465         if ( g_pParentWnd->GetYZWnd() ) {
2466                 g_pParentWnd->GetYZWnd()->PositionView( position );
2467         }
2468 }
2469
2470 void XY_Focus(){
2471         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
2472                 // cannot do this in a split window
2473                 // do something else that the user may want here
2474                 XY_Split_Focus();
2475                 return;
2476         }
2477
2478         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2479         XYWnd_Focus( xywnd );
2480 }
2481
2482 void XY_Top(){
2483         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit || g_pParentWnd->CurrentStyle() == MainFrame::eFloating ) {
2484                 // cannot do this in a split window
2485                 // do something else that the user may want here
2486                 XY_Split_Focus();
2487                 return;
2488         }
2489
2490         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2491         xywnd->SetViewType( XY );
2492         XYWnd_Focus( xywnd );
2493 }
2494
2495 void XY_Side(){
2496         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit || g_pParentWnd->CurrentStyle() == MainFrame::eFloating ) {
2497                 // cannot do this in a split window
2498                 // do something else that the user may want here
2499                 XY_Split_Focus();
2500                 return;
2501         }
2502
2503         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2504         xywnd->SetViewType( XZ );
2505         XYWnd_Focus( xywnd );
2506 }
2507
2508 void XY_Front(){
2509         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit || g_pParentWnd->CurrentStyle() == MainFrame::eFloating ) {
2510                 // cannot do this in a split window
2511                 // do something else that the user may want here
2512                 XY_Split_Focus();
2513                 return;
2514         }
2515
2516         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2517         xywnd->SetViewType( YZ );
2518         XYWnd_Focus( xywnd );
2519 }
2520
2521 void XY_Next(){
2522         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit || g_pParentWnd->CurrentStyle() == MainFrame::eFloating ) {
2523                 // cannot do this in a split window
2524                 // do something else that the user may want here
2525                 XY_Split_Focus();
2526                 return;
2527         }
2528
2529         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2530         if ( xywnd->GetViewType() == XY ) {
2531                 xywnd->SetViewType( XZ );
2532         }
2533         else if ( xywnd->GetViewType() ==  XZ ) {
2534                 xywnd->SetViewType( YZ );
2535         }
2536         else{
2537                 xywnd->SetViewType( XY );
2538         }
2539         XYWnd_Focus( xywnd );
2540 }
2541
2542 void XY_Zoom100(){
2543         if ( g_pParentWnd->GetXYWnd() ) {
2544                 g_pParentWnd->GetXYWnd()->SetScale( 1 );
2545         }
2546         if ( g_pParentWnd->GetXZWnd() ) {
2547                 g_pParentWnd->GetXZWnd()->SetScale( 1 );
2548         }
2549         if ( g_pParentWnd->GetYZWnd() ) {
2550                 g_pParentWnd->GetYZWnd()->SetScale( 1 );
2551         }
2552 }
2553
2554 void XY_ZoomIn(){
2555         g_pParentWnd->ActiveXY()->ZoomIn();
2556 }
2557
2558 // NOTE: the zoom out factor is 4/5, we could think about customizing it
2559 //  we don't go below a zoom factor corresponding to 10% of the max world size
2560 //  (this has to be computed against the window size)
2561 void XY_ZoomOut(){
2562         g_pParentWnd->ActiveXY()->ZoomOut();
2563 }
2564
2565
2566
2567 void ToggleShowCrosshair(){
2568         g_bCrossHairs ^= 1;
2569         XY_UpdateAllWindows();
2570 }
2571
2572 void ToggleShowSizeInfo(){
2573         g_xywindow_globals_private.m_bSizePaint = !g_xywindow_globals_private.m_bSizePaint;
2574         XY_UpdateAllWindows();
2575 }
2576
2577 void ToggleShowGrid(){
2578         g_xywindow_globals_private.d_showgrid = !g_xywindow_globals_private.d_showgrid;
2579         XY_UpdateAllWindows();
2580 }
2581
2582 ToggleShown g_xy_top_shown( true );
2583
2584 void XY_Top_Shown_Construct( GtkWindow* parent ){
2585         g_xy_top_shown.connect( GTK_WIDGET( parent ) );
2586 }
2587
2588 ToggleShown g_yz_side_shown( false );
2589
2590 void YZ_Side_Shown_Construct( GtkWindow* parent ){
2591         g_yz_side_shown.connect( GTK_WIDGET( parent ) );
2592 }
2593
2594 ToggleShown g_xz_front_shown( false );
2595
2596 void XZ_Front_Shown_Construct( GtkWindow* parent ){
2597         g_xz_front_shown.connect( GTK_WIDGET( parent ) );
2598 }
2599
2600
2601 class EntityClassMenu : public ModuleObserver
2602 {
2603 std::size_t m_unrealised;
2604 public:
2605 EntityClassMenu() : m_unrealised( 1 ){
2606 }
2607 void realise(){
2608         if ( --m_unrealised == 0 ) {
2609         }
2610 }
2611 void unrealise(){
2612         if ( ++m_unrealised == 1 ) {
2613                 if ( XYWnd::m_mnuDrop != 0 ) {
2614                         gtk_widget_destroy( GTK_WIDGET( XYWnd::m_mnuDrop ) );
2615                         XYWnd::m_mnuDrop = 0;
2616                 }
2617         }
2618 }
2619 };
2620
2621 EntityClassMenu g_EntityClassMenu;
2622
2623
2624
2625
2626 void ShowNamesToggle(){
2627         GlobalEntityCreator().setShowNames( !GlobalEntityCreator().getShowNames() );
2628         XY_UpdateAllWindows();
2629 }
2630 typedef FreeCaller<ShowNamesToggle> ShowNamesToggleCaller;
2631 void ShowNamesExport( const BoolImportCallback& importer ){
2632         importer( GlobalEntityCreator().getShowNames() );
2633 }
2634 typedef FreeCaller1<const BoolImportCallback&, ShowNamesExport> ShowNamesExportCaller;
2635
2636 void ShowAnglesToggle(){
2637         GlobalEntityCreator().setShowAngles( !GlobalEntityCreator().getShowAngles() );
2638         XY_UpdateAllWindows();
2639 }
2640 typedef FreeCaller<ShowAnglesToggle> ShowAnglesToggleCaller;
2641 void ShowAnglesExport( const BoolImportCallback& importer ){
2642         importer( GlobalEntityCreator().getShowAngles() );
2643 }
2644 typedef FreeCaller1<const BoolImportCallback&, ShowAnglesExport> ShowAnglesExportCaller;
2645
2646 void ShowBlocksToggle(){
2647         g_xywindow_globals_private.show_blocks ^= 1;
2648         XY_UpdateAllWindows();
2649 }
2650 typedef FreeCaller<ShowBlocksToggle> ShowBlocksToggleCaller;
2651 void ShowBlocksExport( const BoolImportCallback& importer ){
2652         importer( g_xywindow_globals_private.show_blocks );
2653 }
2654 typedef FreeCaller1<const BoolImportCallback&, ShowBlocksExport> ShowBlocksExportCaller;
2655
2656 void ShowCoordinatesToggle(){
2657         g_xywindow_globals_private.show_coordinates ^= 1;
2658         XY_UpdateAllWindows();
2659 }
2660 typedef FreeCaller<ShowCoordinatesToggle> ShowCoordinatesToggleCaller;
2661 void ShowCoordinatesExport( const BoolImportCallback& importer ){
2662         importer( g_xywindow_globals_private.show_coordinates );
2663 }
2664 typedef FreeCaller1<const BoolImportCallback&, ShowCoordinatesExport> ShowCoordinatesExportCaller;
2665
2666 void ShowOutlineToggle(){
2667         g_xywindow_globals_private.show_outline ^= 1;
2668         XY_UpdateAllWindows();
2669 }
2670 typedef FreeCaller<ShowOutlineToggle> ShowOutlineToggleCaller;
2671 void ShowOutlineExport( const BoolImportCallback& importer ){
2672         importer( g_xywindow_globals_private.show_outline );
2673 }
2674 typedef FreeCaller1<const BoolImportCallback&, ShowOutlineExport> ShowOutlineExportCaller;
2675
2676 void ShowAxesToggle(){
2677         g_xywindow_globals_private.show_axis ^= 1;
2678         XY_UpdateAllWindows();
2679 }
2680 typedef FreeCaller<ShowAxesToggle> ShowAxesToggleCaller;
2681 void ShowAxesExport( const BoolImportCallback& importer ){
2682         importer( g_xywindow_globals_private.show_axis );
2683 }
2684 typedef FreeCaller1<const BoolImportCallback&, ShowAxesExport> ShowAxesExportCaller;
2685
2686 void ShowWorkzoneToggle(){
2687         g_xywindow_globals_private.d_show_work ^= 1;
2688         XY_UpdateAllWindows();
2689 }
2690 typedef FreeCaller<ShowWorkzoneToggle> ShowWorkzoneToggleCaller;
2691 void ShowWorkzoneExport( const BoolImportCallback& importer ){
2692         importer( g_xywindow_globals_private.d_show_work );
2693 }
2694 typedef FreeCaller1<const BoolImportCallback&, ShowWorkzoneExport> ShowWorkzoneExportCaller;
2695
2696 ShowNamesExportCaller g_show_names_caller;
2697 BoolExportCallback g_show_names_callback( g_show_names_caller );
2698 ToggleItem g_show_names( g_show_names_callback );
2699
2700 ShowAnglesExportCaller g_show_angles_caller;
2701 BoolExportCallback g_show_angles_callback( g_show_angles_caller );
2702 ToggleItem g_show_angles( g_show_angles_callback );
2703
2704 ShowBlocksExportCaller g_show_blocks_caller;
2705 BoolExportCallback g_show_blocks_callback( g_show_blocks_caller );
2706 ToggleItem g_show_blocks( g_show_blocks_callback );
2707
2708 ShowCoordinatesExportCaller g_show_coordinates_caller;
2709 BoolExportCallback g_show_coordinates_callback( g_show_coordinates_caller );
2710 ToggleItem g_show_coordinates( g_show_coordinates_callback );
2711
2712 ShowOutlineExportCaller g_show_outline_caller;
2713 BoolExportCallback g_show_outline_callback( g_show_outline_caller );
2714 ToggleItem g_show_outline( g_show_outline_callback );
2715
2716 ShowAxesExportCaller g_show_axes_caller;
2717 BoolExportCallback g_show_axes_callback( g_show_axes_caller );
2718 ToggleItem g_show_axes( g_show_axes_callback );
2719
2720 ShowWorkzoneExportCaller g_show_workzone_caller;
2721 BoolExportCallback g_show_workzone_callback( g_show_workzone_caller );
2722 ToggleItem g_show_workzone( g_show_workzone_callback );
2723
2724 void XYShow_registerCommands(){
2725         GlobalToggles_insert( "ShowAngles", ShowAnglesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_angles ) );
2726         GlobalToggles_insert( "ShowNames", ShowNamesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_names ) );
2727         GlobalToggles_insert( "ShowBlocks", ShowBlocksToggleCaller(), ToggleItem::AddCallbackCaller( g_show_blocks ) );
2728         GlobalToggles_insert( "ShowCoordinates", ShowCoordinatesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_coordinates ) );
2729         GlobalToggles_insert( "ShowWindowOutline", ShowOutlineToggleCaller(), ToggleItem::AddCallbackCaller( g_show_outline ) );
2730         GlobalToggles_insert( "ShowAxes", ShowAxesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_axes ) );
2731         GlobalToggles_insert( "ShowWorkzone", ShowWorkzoneToggleCaller(), ToggleItem::AddCallbackCaller( g_show_workzone ) );
2732 }
2733
2734 void XYWnd_registerShortcuts(){
2735         command_connect_accelerator( "ToggleCrosshairs" );
2736         command_connect_accelerator( "ToggleSizePaint" );
2737 }
2738
2739
2740
2741 void Orthographic_constructPreferences( PreferencesPage& page ){
2742         page.appendCheckBox( "", "Solid selection boxes", g_xywindow_globals.m_bNoStipple );
2743         page.appendCheckBox( "", "Display size info", g_xywindow_globals_private.m_bSizePaint );
2744         page.appendCheckBox( "", "Chase mouse during drags", g_xywindow_globals_private.m_bChaseMouse );
2745         page.appendCheckBox( "", "Update views on camera move", g_xywindow_globals_private.m_bCamXYUpdate );
2746 }
2747 void Orthographic_constructPage( PreferenceGroup& group ){
2748         PreferencesPage page( group.createPage( "Orthographic", "Orthographic View Preferences" ) );
2749         Orthographic_constructPreferences( page );
2750 }
2751 void Orthographic_registerPreferencesPage(){
2752         PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, Orthographic_constructPage>() );
2753 }
2754
2755 void Clipper_constructPreferences( PreferencesPage& page ){
2756         page.appendCheckBox( "", "Clipper tool uses caulk", g_clip_useCaulk );
2757 }
2758 void Clipper_constructPage( PreferenceGroup& group ){
2759         PreferencesPage page( group.createPage( "Clipper", "Clipper Tool Settings" ) );
2760         Clipper_constructPreferences( page );
2761 }
2762 void Clipper_registerPreferencesPage(){
2763         PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, Clipper_constructPage>() );
2764 }
2765
2766
2767 #include "preferencesystem.h"
2768 #include "stringio.h"
2769
2770
2771
2772
2773 void ToggleShown_importBool( ToggleShown& self, bool value ){
2774         self.set( value );
2775 }
2776 typedef ReferenceCaller1<ToggleShown, bool, ToggleShown_importBool> ToggleShownImportBoolCaller;
2777 void ToggleShown_exportBool( const ToggleShown& self, const BoolImportCallback& importer ){
2778         importer( self.active() );
2779 }
2780 typedef ConstReferenceCaller1<ToggleShown, const BoolImportCallback&, ToggleShown_exportBool> ToggleShownExportBoolCaller;
2781
2782
2783 void XYWindow_Construct(){
2784         GlobalCommands_insert( "ToggleCrosshairs", FreeCaller<ToggleShowCrosshair>(), Accelerator( 'X', (GdkModifierType)GDK_SHIFT_MASK ) );
2785         GlobalCommands_insert( "ToggleSizePaint", FreeCaller<ToggleShowSizeInfo>(), Accelerator( 'J' ) );
2786         GlobalCommands_insert( "ToggleGrid", FreeCaller<ToggleShowGrid>(), Accelerator( '0' ) );
2787
2788         GlobalToggles_insert( "ToggleView", ToggleShown::ToggleCaller( g_xy_top_shown ), ToggleItem::AddCallbackCaller( g_xy_top_shown.m_item ), Accelerator( 'V', (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
2789         GlobalToggles_insert( "ToggleSideView", ToggleShown::ToggleCaller( g_yz_side_shown ), ToggleItem::AddCallbackCaller( g_yz_side_shown.m_item ) );
2790         GlobalToggles_insert( "ToggleFrontView", ToggleShown::ToggleCaller( g_xz_front_shown ), ToggleItem::AddCallbackCaller( g_xz_front_shown.m_item ) );
2791         GlobalCommands_insert( "NextView", FreeCaller<XY_Next>(), Accelerator( GDK_Tab, (GdkModifierType)GDK_CONTROL_MASK ) );
2792         GlobalCommands_insert( "ZoomIn", FreeCaller<XY_ZoomIn>(), Accelerator( GDK_Delete ) );
2793         GlobalCommands_insert( "ZoomOut", FreeCaller<XY_ZoomOut>(), Accelerator( GDK_Insert ) );
2794         GlobalCommands_insert( "ViewTop", FreeCaller<XY_Top>(), Accelerator( GDK_KP_Home ) );
2795         GlobalCommands_insert( "ViewSide", FreeCaller<XY_Side>(), Accelerator( GDK_KP_Page_Down ) );
2796         GlobalCommands_insert( "ViewFront", FreeCaller<XY_Front>(), Accelerator( GDK_KP_End ) );
2797         GlobalCommands_insert( "Zoom100", FreeCaller<XY_Zoom100>() );
2798         GlobalCommands_insert( "CenterXYView", FreeCaller<XY_Focus>(), Accelerator( GDK_Tab, (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
2799
2800         GlobalPreferenceSystem().registerPreference( "ClipCaulk", BoolImportStringCaller( g_clip_useCaulk ), BoolExportStringCaller( g_clip_useCaulk ) );
2801
2802         GlobalPreferenceSystem().registerPreference( "NewRightClick", BoolImportStringCaller( g_xywindow_globals.m_bRightClick ), BoolExportStringCaller( g_xywindow_globals.m_bRightClick ) );
2803         GlobalPreferenceSystem().registerPreference( "ImprovedWheelZoom", BoolImportStringCaller( g_xywindow_globals.m_bImprovedWheelZoom ), BoolExportStringCaller( g_xywindow_globals.m_bImprovedWheelZoom ) );
2804         GlobalPreferenceSystem().registerPreference( "ChaseMouse", BoolImportStringCaller( g_xywindow_globals_private.m_bChaseMouse ), BoolExportStringCaller( g_xywindow_globals_private.m_bChaseMouse ) );
2805         GlobalPreferenceSystem().registerPreference( "SizePainting", BoolImportStringCaller( g_xywindow_globals_private.m_bSizePaint ), BoolExportStringCaller( g_xywindow_globals_private.m_bSizePaint ) );
2806         GlobalPreferenceSystem().registerPreference( "ShowCrosshair", BoolImportStringCaller( g_bCrossHairs ), BoolExportStringCaller( g_bCrossHairs ) );
2807         GlobalPreferenceSystem().registerPreference( "NoStipple", BoolImportStringCaller( g_xywindow_globals.m_bNoStipple ), BoolExportStringCaller( g_xywindow_globals.m_bNoStipple ) );
2808         GlobalPreferenceSystem().registerPreference( "SI_ShowCoords", BoolImportStringCaller( g_xywindow_globals_private.show_coordinates ), BoolExportStringCaller( g_xywindow_globals_private.show_coordinates ) );
2809         GlobalPreferenceSystem().registerPreference( "SI_ShowOutlines", BoolImportStringCaller( g_xywindow_globals_private.show_outline ), BoolExportStringCaller( g_xywindow_globals_private.show_outline ) );
2810         GlobalPreferenceSystem().registerPreference( "SI_ShowAxis", BoolImportStringCaller( g_xywindow_globals_private.show_axis ), BoolExportStringCaller( g_xywindow_globals_private.show_axis ) );
2811         GlobalPreferenceSystem().registerPreference( "CamXYUpdate", BoolImportStringCaller( g_xywindow_globals_private.m_bCamXYUpdate ), BoolExportStringCaller( g_xywindow_globals_private.m_bCamXYUpdate ) );
2812         GlobalPreferenceSystem().registerPreference( "ShowWorkzone", BoolImportStringCaller( g_xywindow_globals_private.d_show_work ), BoolExportStringCaller( g_xywindow_globals_private.d_show_work ) );
2813
2814         GlobalPreferenceSystem().registerPreference( "SI_AxisColors0", Vector3ImportStringCaller( g_xywindow_globals.AxisColorX ), Vector3ExportStringCaller( g_xywindow_globals.AxisColorX ) );
2815         GlobalPreferenceSystem().registerPreference( "SI_AxisColors1", Vector3ImportStringCaller( g_xywindow_globals.AxisColorY ), Vector3ExportStringCaller( g_xywindow_globals.AxisColorY ) );
2816         GlobalPreferenceSystem().registerPreference( "SI_AxisColors2", Vector3ImportStringCaller( g_xywindow_globals.AxisColorZ ), Vector3ExportStringCaller( g_xywindow_globals.AxisColorZ ) );
2817         GlobalPreferenceSystem().registerPreference( "SI_Colors1", Vector3ImportStringCaller( g_xywindow_globals.color_gridback ), Vector3ExportStringCaller( g_xywindow_globals.color_gridback ) );
2818         GlobalPreferenceSystem().registerPreference( "SI_Colors2", Vector3ImportStringCaller( g_xywindow_globals.color_gridminor ), Vector3ExportStringCaller( g_xywindow_globals.color_gridminor ) );
2819         GlobalPreferenceSystem().registerPreference( "SI_Colors3", Vector3ImportStringCaller( g_xywindow_globals.color_gridmajor ), Vector3ExportStringCaller( g_xywindow_globals.color_gridmajor ) );
2820         GlobalPreferenceSystem().registerPreference( "SI_Colors6", Vector3ImportStringCaller( g_xywindow_globals.color_gridblock ), Vector3ExportStringCaller( g_xywindow_globals.color_gridblock ) );
2821         GlobalPreferenceSystem().registerPreference( "SI_Colors7", Vector3ImportStringCaller( g_xywindow_globals.color_gridtext ), Vector3ExportStringCaller( g_xywindow_globals.color_gridtext ) );
2822         GlobalPreferenceSystem().registerPreference( "SI_Colors8", Vector3ImportStringCaller( g_xywindow_globals.color_brushes ), Vector3ExportStringCaller( g_xywindow_globals.color_brushes ) );
2823         GlobalPreferenceSystem().registerPreference( "SI_Colors14", Vector3ImportStringCaller( g_xywindow_globals.color_gridmajor_alt ), Vector3ExportStringCaller( g_xywindow_globals.color_gridmajor_alt ) );
2824
2825
2826         GlobalPreferenceSystem().registerPreference( "XZVIS", makeBoolStringImportCallback( ToggleShownImportBoolCaller( g_xz_front_shown ) ), makeBoolStringExportCallback( ToggleShownExportBoolCaller( g_xz_front_shown ) ) );
2827         GlobalPreferenceSystem().registerPreference( "YZVIS", makeBoolStringImportCallback( ToggleShownImportBoolCaller( g_yz_side_shown ) ), makeBoolStringExportCallback( ToggleShownExportBoolCaller( g_yz_side_shown ) ) );
2828
2829         Orthographic_registerPreferencesPage();
2830         Clipper_registerPreferencesPage();
2831
2832         XYWnd::captureStates();
2833         GlobalEntityClassManager().attach( g_EntityClassMenu );
2834 }
2835
2836 void XYWindow_Destroy(){
2837         GlobalEntityClassManager().detach( g_EntityClassMenu );
2838         XYWnd::releaseStates();
2839 }