+#ifdef INTERFACE
+CLASS(Label) EXTENDS(Item)
+ METHOD(Label, configureLabel, void(entity, string, float, float))
+ METHOD(Label, draw, void(entity))
+ METHOD(Label, resizeNotify, void(entity, vector, vector, vector, vector))
+ METHOD(Label, setText, void(entity, string))
+ METHOD(Label, toString, string(entity))
+ METHOD(Label, recalcPositionWithText, void(entity, string))
+ ATTRIB(Label, isBold, float, 0)
+ ATTRIB(Label, text, string, string_null)
+ ATTRIB(Label, currentText, string, string_null)
+ ATTRIB(Label, fontSize, float, 8)
+ ATTRIB(Label, align, float, 0.5)
+ ATTRIB(Label, allowCut, float, 0)
+ ATTRIB(Label, allowColors, float, 0)
+ ATTRIB(Label, keepspaceLeft, float, 0) // for use by subclasses (radiobuttons for example)
+ ATTRIB(Label, keepspaceRight, float, 0)
+ ATTRIB(Label, marginLeft, float, 0) // alternate way to specify keepspace* (in characters from the font)
+ ATTRIB(Label, marginRight, float, 0)
+ ATTRIB(Label, realFontSize, vector, '0 0 0')
+ ATTRIB(Label, realOrigin, vector, '0 0 0')
+ ATTRIB(Label, alpha, float, 0.7)
+ ATTRIB(Label, colorL, vector, SKINCOLOR_TEXT)
+ ATTRIB(Label, disabled, float, 0)
+ ATTRIB(Label, disabledAlpha, float, 0.3)
+ ATTRIB(Label, textEntity, entity, NULL)
+ ATTRIB(Label, allowWrap, float, 0)
+ ATTRIB(Label, recalcPos, float, 0)
+ ATTRIB(Label, condenseFactor, float, 1)
+ ATTRIB(Label, overrideRealOrigin, vector, '0 0 0')
+ ATTRIB(Label, overrideCondenseFactor, float, 0)
+ENDCLASS(Label)
+#endif
+
+#ifdef IMPLEMENTATION
+string Label_toString(entity me)
+{
+ return me.text;
+}
+void Label_setText(entity me, string txt)
+{
+ me.text = txt;
+ if(txt != me.currentText)
+ {
+ if(me.currentText)
+ strunzone(me.currentText);
+ me.currentText = strzone(txt);
+ me.recalcPos = 1;
+ }
+}
+void Label_recalcPositionWithText(entity me, string t)
+{
+ float spaceAvail;
+ spaceAvail = 1 - me.keepspaceLeft - me.keepspaceRight;
+
+ if(me.isBold)
+ draw_beginBoldFont();
+
+ float spaceUsed;
+ spaceUsed = draw_TextWidth(t, me.allowColors, me.realFontSize);
+
+ if(spaceUsed <= spaceAvail)
+ {
+ if(!me.overrideRealOrigin_x)
+ me.realOrigin_x = me.align * (spaceAvail - spaceUsed) + me.keepspaceLeft;
+ if(!me.overrideCondenseFactor)
+ me.condenseFactor = 1;
+ }
+ else if(me.allowCut || me.allowWrap)
+ {
+ if(!me.overrideRealOrigin_x)
+ me.realOrigin_x = me.keepspaceLeft;
+ if(!me.overrideCondenseFactor)
+ me.condenseFactor = 1;
+ }
+ else
+ {
+ if(!me.overrideRealOrigin_x)
+ me.realOrigin_x = me.keepspaceLeft;
+ if(!me.overrideCondenseFactor)
+ me.condenseFactor = spaceAvail / spaceUsed;
+ dprintf("NOTE: label text %s too wide for label, condensed by factor %f\n", t, me.condenseFactor);
+ }
+
+ if(!me.overrideRealOrigin_y)
+ {
+ float lines;
+ vector dfs;
+ vector fs;
+
+ // set up variables to draw in condensed size, but use hinting for original size
+ fs = me.realFontSize;
+ fs.x *= me.condenseFactor;
+
+ dfs = draw_fontscale;
+ draw_fontscale.x *= me.condenseFactor;
+
+ if(me.allowCut) // FIXME allowCut incompatible with align != 0
+ lines = 1;
+ else if(me.allowWrap) // FIXME allowWrap incompatible with align != 0
+ {
+ getWrappedLine_remaining = me.text;
+ lines = 0;
+ while(getWrappedLine_remaining)
+ {
+ if (me.allowColors)
+ getWrappedLine((1 - me.keepspaceLeft - me.keepspaceRight), fs, draw_TextWidth_WithColors);
+ else
+ getWrappedLine((1 - me.keepspaceLeft - me.keepspaceRight), fs, draw_TextWidth_WithoutColors);
+ ++lines;
+ }
+ }
+ else
+ lines = 1;
+
+ draw_fontscale = dfs;
+
+ me.realOrigin_y = 0.5 * (1 - lines * me.realFontSize.y);
+ }
+
+ if(me.isBold)
+ draw_endBoldFont();
+
+ me.recalcPos = 0;
+}
+void Label_resizeNotify(entity me, vector relOrigin, vector relSize, vector absOrigin, vector absSize)
+{
+ SUPER(Label).resizeNotify(me, relOrigin, relSize, absOrigin, absSize);
+
+ // absSize_y is height of label
+ me.realFontSize_y = me.fontSize / absSize.y;
+ me.realFontSize_x = me.fontSize / absSize.x;
+ if(me.marginLeft)
+ me.keepspaceLeft = me.marginLeft * me.realFontSize.x;
+ if(me.marginRight)
+ me.keepspaceRight = me.marginRight * me.realFontSize.x;
+
+ me.recalcPos = 1;
+}
+void Label_configureLabel(entity me, string txt, float sz, float algn)
+{
+ me.fontSize = sz;
+ me.align = algn;
+ me.setText(me, txt);
+}
+void Label_draw(entity me)
+{
+ string t;
+ vector o;
+ if(me.disabled)
+ draw_alpha *= me.disabledAlpha;
+
+ if(me.textEntity)
+ {
+ t = me.textEntity.toString(me.textEntity);
+ if(t != me.currentText)
+ {
+ if(me.currentText)
+ strunzone(me.currentText);
+ me.currentText = strzone(t);
+ me.recalcPos = 1;
+ }
+ }
+ else
+ t = me.text;
+
+ if(me.recalcPos)
+ me.recalcPositionWithText(me, t);
+
+ if(me.fontSize)
+ if(t)
+ {
+ vector dfs;
+ vector fs;
+
+ if(me.isBold)
+ draw_beginBoldFont();
+
+ // set up variables to draw in condensed size, but use hinting for original size
+ fs = me.realFontSize;
+ fs.x *= me.condenseFactor;
+
+ dfs = draw_fontscale;
+ draw_fontscale.x *= me.condenseFactor;
+
+ if(me.allowCut) // FIXME allowCut incompatible with align != 0
+ draw_Text(me.realOrigin, draw_TextShortenToWidth(t, (1 - me.keepspaceLeft - me.keepspaceRight), me.allowColors, fs), fs, me.colorL, me.alpha, me.allowColors);
+ else if(me.allowWrap) // FIXME allowWrap incompatible with align != 0
+ {
+ getWrappedLine_remaining = t;
+ o = me.realOrigin;
+ while(getWrappedLine_remaining)
+ {
+ if (me.allowColors)
+ t = getWrappedLine((1 - me.keepspaceLeft - me.keepspaceRight), fs, draw_TextWidth_WithColors);
+ else
+ t = getWrappedLine((1 - me.keepspaceLeft - me.keepspaceRight), fs, draw_TextWidth_WithoutColors);
+ draw_Text(o, t, fs, me.colorL, me.alpha, me.allowColors);
+ o.y += me.realFontSize.y;
+ }
+ }
+ else
+ draw_Text(me.realOrigin, t, fs, me.colorL, me.alpha, me.allowColors);
+
+ draw_fontscale = dfs;
+
+ if(me.isBold)
+ draw_endBoldFont();
+ }
+
+ SUPER(Label).draw(me);
+}
+#endif