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b311480e | 1 | // Created on: 2011-10-20 |
2 | // Created by: Sergey ZERCHANINOV | |
3 | // Copyright (c) 2011-2012 OPEN CASCADE SAS | |
4 | // | |
5 | // The content of this file is subject to the Open CASCADE Technology Public | |
6 | // License Version 6.5 (the "License"). You may not use the content of this file | |
7 | // except in compliance with the License. Please obtain a copy of the License | |
8 | // at http://www.opencascade.org and read it completely before using this file. | |
9 | // | |
10 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its | |
11 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. | |
12 | // | |
13 | // The Original Code and all software distributed under the License is | |
14 | // distributed on an "AS IS" basis, without warranty of any kind, and the | |
15 | // Initial Developer hereby disclaims all such warranties, including without | |
16 | // limitation, any warranties of merchantability, fitness for a particular | |
17 | // purpose or non-infringement. Please see the License for the specific terms | |
18 | // and conditions governing the rights and limitations under the License. | |
19 | ||
7fd59977 | 20 | |
5f8b738e | 21 | #include <OpenGl_GlCore11.hxx> |
22 | ||
2166f0fa | 23 | #include <OpenGl_GraphicDriver.hxx> |
7fd59977 | 24 | |
2166f0fa | 25 | #include <OSD_FontAspect.hxx> |
7fd59977 | 26 | |
2166f0fa SK |
27 | #include <OpenGl_Display.hxx> |
28 | #include <OpenGl_AspectText.hxx> | |
29 | #include <OpenGl_TextParam.hxx> | |
7fd59977 | 30 | |
d64e6d05 | 31 | #include <GL/glu.h> |
32 | ||
2166f0fa | 33 | /*----------------------------------------------------------------------*/ |
7fd59977 | 34 | |
2166f0fa SK |
35 | struct OpenGl_LAYER_PROP |
36 | { | |
37 | int ListId; | |
7fd59977 | 38 | |
2166f0fa SK |
39 | TEL_COLOUR Color; |
40 | int NbPoints; | |
41 | int LineType; | |
42 | float LineWidth; | |
43 | int FontCurrent; | |
7fd59977 | 44 | |
2166f0fa | 45 | Standard_Boolean FontChanged; |
7fd59977 | 46 | |
2166f0fa SK |
47 | OpenGl_AspectText AspectText; |
48 | OpenGl_TextParam TextParam; | |
49 | }; | |
7fd59977 | 50 | |
2166f0fa | 51 | /*----------------------------------------------------------------------*/ |
7fd59977 | 52 | |
2166f0fa SK |
53 | static const TEL_COLOUR myDefaultColor = {{ 1.F, 1.F, 1.F, 1.F }}; |
54 | static const CALL_DEF_CONTEXTTEXT myDefaultContextText = | |
55 | { | |
56 | 1, //IsDef | |
57 | 1, //IsSet | |
58 | "Courier", //Font | |
59 | 0.3F, //Space | |
60 | 1.F, //Expan | |
61 | { 1.F, 1.F, 1.F }, //Color | |
62 | (int)Aspect_TOST_NORMAL, //Style | |
63 | (int)Aspect_TODT_NORMAL, //DisplayType | |
64 | { 1.F, 1.F, 1.F }, //ColorSubTitle | |
65 | 0, //TextZoomable | |
66 | 0.F, //TextAngle | |
67 | (int)OSD_FA_Regular //TextFontAspect | |
68 | }; | |
69 | ||
70 | static Standard_Boolean TheLayerIsOpen = Standard_False; | |
71 | static OpenGl_LAYER_PROP TheLayerProp; | |
72 | ||
73 | /*----------------------------------------------------------------------*/ | |
74 | ||
75 | void InitLayerProp (const int AListId) | |
76 | { | |
77 | TheLayerProp.ListId = AListId; | |
7fd59977 | 78 | |
2166f0fa SK |
79 | if (AListId) |
80 | { | |
81 | TheLayerProp.Color = myDefaultColor; | |
82 | TheLayerProp.NbPoints = 0; | |
83 | TheLayerProp.LineType = -1; | |
84 | TheLayerProp.LineWidth = -1.F; | |
85 | TheLayerProp.FontCurrent = 0; | |
7fd59977 | 86 | |
2166f0fa | 87 | TheLayerProp.FontChanged = Standard_False; |
7fd59977 | 88 | |
2166f0fa | 89 | TheLayerProp.AspectText.SetContext(myDefaultContextText); |
7fd59977 | 90 | |
2166f0fa SK |
91 | TheLayerProp.TextParam.Height = -1; |
92 | TheLayerProp.TextParam.HAlign = Graphic3d_HTA_LEFT; | |
93 | TheLayerProp.TextParam.VAlign = Graphic3d_VTA_BOTTOM; | |
7fd59977 | 94 | } |
7fd59977 | 95 | } |
96 | ||
2166f0fa | 97 | /*----------------------------------------------------------------------*/ |
7fd59977 | 98 | |
2166f0fa SK |
99 | void OpenGl_GraphicDriver::Layer (Aspect_CLayer2d& ACLayer) |
100 | { | |
9d35f668 | 101 | ACLayer.ptrLayer = new CALL_DEF_PTRLAYER(); |
2166f0fa | 102 | ACLayer.ptrLayer->listIndex = glGenLists(1); |
7fd59977 | 103 | } |
104 | ||
2166f0fa SK |
105 | /*----------------------------------------------------------------------*/ |
106 | ||
107 | void OpenGl_GraphicDriver::RemoveLayer (const Aspect_CLayer2d& ACLayer) | |
108 | { | |
109 | if (!ACLayer.ptrLayer) return; | |
110 | if (!ACLayer.ptrLayer->listIndex) return; | |
111 | if (TheLayerProp.ListId == ACLayer.ptrLayer->listIndex) | |
112 | EndLayer(); | |
113 | glDeleteLists (ACLayer.ptrLayer->listIndex, 1); | |
114 | ACLayer.ptrLayer->listIndex = 0; | |
115 | //szvgl: memory leak here? | |
116 | //free ( ACLayer.ptrLayer ); | |
117 | //ACLayer.ptrLayer = NULL; | |
7fd59977 | 118 | } |
119 | ||
2166f0fa SK |
120 | /*----------------------------------------------------------------------*/ |
121 | ||
122 | void OpenGl_GraphicDriver::BeginLayer (const Aspect_CLayer2d& ACLayer) | |
123 | { | |
124 | call_def_ptrLayer ptrLayer = (call_def_ptrLayer) ACLayer.ptrLayer; | |
125 | if (!ptrLayer) return; | |
126 | ||
127 | InitLayerProp(ptrLayer->listIndex); | |
128 | if (!TheLayerProp.ListId) return; | |
129 | ||
2166f0fa SK |
130 | glNewList (TheLayerProp.ListId, GL_COMPILE); |
131 | TheLayerIsOpen = Standard_True; | |
7fd59977 | 132 | } |
133 | ||
2166f0fa SK |
134 | void OpenGl_GraphicDriver::BeginPolygon2d () |
135 | { | |
136 | if (!TheLayerProp.ListId) return; | |
137 | TheLayerProp.NbPoints = 0; | |
138 | glBegin (GL_POLYGON); | |
139 | } | |
7fd59977 | 140 | |
2166f0fa SK |
141 | void OpenGl_GraphicDriver::BeginPolyline2d () |
142 | { | |
143 | if (!TheLayerProp.ListId) return; | |
144 | TheLayerProp.NbPoints = 0; | |
145 | glBegin (GL_LINE_STRIP); | |
7fd59977 | 146 | } |
147 | ||
2166f0fa SK |
148 | void OpenGl_GraphicDriver::ClearLayer (const Aspect_CLayer2d& ACLayer) |
149 | { | |
150 | if (!ACLayer.ptrLayer) return; | |
151 | ||
152 | InitLayerProp(ACLayer.ptrLayer->listIndex); | |
153 | if (!TheLayerProp.ListId) return; | |
154 | ||
155 | glNewList (TheLayerProp.ListId, GL_COMPILE); | |
156 | glEndList (); | |
7fd59977 | 157 | } |
158 | ||
2166f0fa SK |
159 | void OpenGl_GraphicDriver::Draw (const Standard_ShortReal X, const Standard_ShortReal Y) |
160 | { | |
161 | if (!TheLayerProp.ListId) return; | |
162 | TheLayerProp.NbPoints++; | |
163 | glVertex3f (X, Y, 0.F); | |
7fd59977 | 164 | } |
165 | ||
2166f0fa SK |
166 | void OpenGl_GraphicDriver::Edge (const Standard_ShortReal X, const Standard_ShortReal Y) |
167 | { | |
168 | if (!TheLayerProp.ListId) return; | |
169 | TheLayerProp.NbPoints++; | |
170 | glVertex3f (X, Y, 0.F); | |
7fd59977 | 171 | } |
172 | ||
2166f0fa SK |
173 | void OpenGl_GraphicDriver::EndLayer () |
174 | { | |
175 | if (!TheLayerProp.ListId) return; | |
176 | if (TheLayerIsOpen) | |
177 | { | |
178 | glEndList(); | |
179 | TheLayerIsOpen = Standard_False; | |
7fd59977 | 180 | } |
2166f0fa | 181 | TheLayerProp.ListId = 0; |
7fd59977 | 182 | } |
183 | ||
2166f0fa SK |
184 | void OpenGl_GraphicDriver::EndPolygon2d () |
185 | { | |
186 | if (!TheLayerProp.ListId) return; | |
187 | glEnd (); | |
7fd59977 | 188 | } |
189 | ||
2166f0fa SK |
190 | void OpenGl_GraphicDriver::EndPolyline2d () |
191 | { | |
192 | if (!TheLayerProp.ListId) return; | |
193 | glEnd (); | |
7fd59977 | 194 | } |
195 | ||
2166f0fa SK |
196 | void OpenGl_GraphicDriver::Move (const Standard_ShortReal X, const Standard_ShortReal Y) |
197 | { | |
198 | if (!TheLayerProp.ListId) return; | |
199 | if (TheLayerProp.NbPoints) | |
200 | { | |
201 | glEnd (); | |
202 | TheLayerProp.NbPoints = 0; | |
203 | glBegin (GL_LINE_STRIP); | |
7fd59977 | 204 | } |
2166f0fa SK |
205 | TheLayerProp.NbPoints++; |
206 | glVertex3f (X, Y, 0.F); | |
7fd59977 | 207 | } |
208 | ||
2166f0fa SK |
209 | void OpenGl_GraphicDriver::Rectangle (const Standard_ShortReal X, const Standard_ShortReal Y, const Standard_ShortReal Width, const Standard_ShortReal Height) |
210 | { | |
211 | if (!TheLayerProp.ListId) return; | |
212 | glRectf (X, Y, X + Width, Y + Height); | |
7fd59977 | 213 | } |
214 | ||
2166f0fa SK |
215 | void OpenGl_GraphicDriver::SetColor (const Standard_ShortReal R, const Standard_ShortReal G, const Standard_ShortReal B) |
216 | { | |
217 | if (!TheLayerProp.ListId) return; | |
218 | TheLayerProp.Color.rgb[0] = R; | |
219 | TheLayerProp.Color.rgb[1] = G; | |
220 | TheLayerProp.Color.rgb[2] = B; | |
221 | glColor3fv (TheLayerProp.Color.rgb); | |
7fd59977 | 222 | } |
223 | ||
2166f0fa SK |
224 | void OpenGl_GraphicDriver::SetTransparency (const Standard_ShortReal ATransparency) |
225 | { | |
226 | if (!TheLayerProp.ListId) return; | |
227 | TheLayerProp.Color.rgb[3] = ATransparency; | |
228 | glEnable (GL_BLEND); | |
229 | glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); | |
230 | glColor4fv (TheLayerProp.Color.rgb); | |
231 | } | |
232 | ||
233 | void OpenGl_GraphicDriver::UnsetTransparency () | |
234 | { | |
235 | if (!TheLayerProp.ListId) return; | |
236 | TheLayerProp.Color.rgb[3] = 1.F; | |
237 | glDisable (GL_BLEND); | |
7fd59977 | 238 | } |
239 | ||
2166f0fa SK |
240 | void OpenGl_GraphicDriver::SetLineAttributes (const Standard_Integer Type, const Standard_ShortReal Width) |
241 | { | |
242 | if (!TheLayerProp.ListId || openglDisplay.IsNull()) return; | |
243 | ||
244 | if (TheLayerProp.LineType != Type) | |
245 | { | |
246 | TheLayerProp.LineType = Type; | |
247 | openglDisplay->SetTypeOfLine((Aspect_TypeOfLine) Type); | |
248 | } | |
249 | if (TheLayerProp.LineWidth != Width) | |
250 | { | |
251 | TheLayerProp.LineWidth = Width; | |
252 | glLineWidth ((GLfloat) Width); | |
7fd59977 | 253 | } |
7fd59977 | 254 | } |
255 | ||
2166f0fa SK |
256 | void OpenGl_GraphicDriver::SetTextAttributes (const Standard_CString Font, const Standard_Integer AType, const Standard_ShortReal R, const Standard_ShortReal G, const Standard_ShortReal B) |
257 | { | |
258 | if (!TheLayerProp.ListId || openglDisplay.IsNull()) return; | |
259 | ||
25289ec1 | 260 | // get current subtitle text color |
261 | const TEL_COLOUR &aSubColor = TheLayerProp.AspectText.SubtitleColor (); | |
262 | ||
263 | // update if there are any modifications | |
264 | if (strcmp (TheLayerProp.AspectText.Font(), Font) != 0 || | |
265 | (int)TheLayerProp.AspectText.DisplayType() != AType || | |
266 | aSubColor.rgb[0] != (float)R || | |
267 | aSubColor.rgb[1] != (float)G || | |
268 | aSubColor.rgb[2] != (float)B) | |
2166f0fa SK |
269 | { |
270 | CALL_DEF_CONTEXTTEXT aContextText = myDefaultContextText; | |
271 | ||
c320e557 | 272 | aContextText.Font = Font; |
2166f0fa | 273 | aContextText.DisplayType = AType; |
25289ec1 | 274 | aContextText.ColorSubTitle.r = R; |
275 | aContextText.ColorSubTitle.g = G; | |
276 | aContextText.ColorSubTitle.b = B; | |
2166f0fa | 277 | TheLayerProp.AspectText.SetContext(aContextText); |
2166f0fa | 278 | TheLayerProp.FontChanged = Standard_True; |
7fd59977 | 279 | } |
2166f0fa | 280 | } |
7fd59977 | 281 | |
2166f0fa | 282 | void OpenGl_GraphicDriver::Text (const Standard_CString AText, const Standard_ShortReal X, const Standard_ShortReal Y, const Standard_ShortReal AHeight) |
13a22457 | 283 | { |
2166f0fa SK |
284 | if (!TheLayerProp.ListId || openglDisplay.IsNull()) return; |
285 | ||
286 | const Standard_ShortReal height = (AHeight < 0)? DefaultTextHeight() : AHeight; | |
287 | ||
288 | if ( TheLayerProp.TextParam.Height != height || TheLayerProp.FontChanged || TheLayerProp.FontCurrent == 0 ) | |
289 | { | |
290 | TheLayerProp.TextParam.Height = (int )height; | |
291 | TheLayerProp.FontCurrent = openglDisplay->FindFont(TheLayerProp.AspectText.Font(), TheLayerProp.AspectText.FontAspect(), (int )height); | |
25289ec1 | 292 | TheLayerProp.FontChanged = Standard_False; |
7fd59977 | 293 | } |
2166f0fa | 294 | |
25289ec1 | 295 | TCollection_ExtendedString aExtStr(AText); |
296 | const Techar *aTChStr = (const Techar *)aExtStr.ToExtString(); | |
2166f0fa SK |
297 | |
298 | //szv: conversion of Techar to wchar_t | |
25289ec1 | 299 | wchar_t *aWChStr = (wchar_t*)aTChStr; |
2166f0fa SK |
300 | if (sizeof(Techar) != sizeof(wchar_t)) |
301 | { | |
25289ec1 | 302 | Tint i = 0; while (aTChStr[i++]); |
303 | aWChStr = new wchar_t[i]; | |
304 | i = 0; while (aWChStr[i++] = (wchar_t)(*aTChStr++)); | |
305 | } | |
306 | ||
307 | const Aspect_TypeOfDisplayText aDispType = | |
308 | TheLayerProp.AspectText.DisplayType(); | |
309 | ||
310 | // display type of text | |
311 | if (aDispType != Aspect_TODT_NORMAL) | |
312 | { | |
313 | switch (aDispType) | |
314 | { | |
315 | // blend type | |
316 | case Aspect_TODT_BLEND: | |
317 | { | |
318 | glEnable(GL_COLOR_LOGIC_OP); | |
319 | glLogicOp(GL_XOR); | |
320 | } | |
321 | break; | |
322 | ||
323 | // subtitle type | |
324 | case Aspect_TODT_SUBTITLE: | |
325 | { | |
326 | GLint aViewport[4]; | |
327 | GLdouble aModelMatrix[16], aProjMatrix[16]; | |
328 | glGetIntegerv (GL_VIEWPORT, aViewport); | |
329 | glGetDoublev (GL_MODELVIEW_MATRIX, aModelMatrix); | |
330 | glGetDoublev (GL_PROJECTION_MATRIX, aProjMatrix); | |
331 | ||
332 | int aWidth, anAscent, aDescent; | |
333 | openglDisplay->StringSize(aWChStr, aWidth, anAscent, aDescent); | |
334 | ||
335 | GLdouble aWinX, aWinY, aWinZ; | |
336 | gluProject ((GLdouble)X, (GLdouble)Y, 0.0, aModelMatrix, | |
337 | aProjMatrix, aViewport, &aWinX, &aWinY, &aWinZ); | |
338 | ||
339 | // project coordinates | |
340 | GLdouble aCoordX[4]; | |
341 | GLdouble aCoordY[4]; | |
342 | GLdouble aCoordZ[4]; | |
343 | ||
344 | // left bottom corner | |
345 | gluUnProject (aWinX, aWinY + aDescent, aWinZ, aModelMatrix, | |
346 | aProjMatrix, aViewport, &aCoordX[0], &aCoordY[0], &aCoordZ[0]); | |
347 | ||
348 | // right bottom corner | |
349 | gluUnProject (aWinX + aWidth, aWinY + aDescent, aWinZ, aModelMatrix, | |
350 | aProjMatrix, aViewport, &aCoordX[1], &aCoordY[1], &aCoordZ[1]); | |
351 | ||
352 | // right top corner | |
353 | gluUnProject (aWinX + aWidth, aWinY + anAscent, aWinZ, aModelMatrix, | |
354 | aProjMatrix, aViewport, &aCoordX[2], &aCoordY[2], &aCoordZ[2]); | |
355 | ||
356 | // left top corner | |
357 | gluUnProject (aWinX, aWinY + anAscent, aWinZ, aModelMatrix, | |
358 | aProjMatrix, aViewport, &aCoordX[3], &aCoordY[3], &aCoordZ[3]); | |
359 | ||
360 | // draw colored plane and reset the color | |
361 | glColor3fv (TheLayerProp.AspectText.SubtitleColor ().rgb); | |
362 | glBegin(GL_POLYGON); | |
363 | glVertex3d(aCoordX[0], aCoordY[0], aCoordZ[0]); | |
364 | glVertex3d(aCoordX[1], aCoordY[1], aCoordZ[1]); | |
365 | glVertex3d(aCoordX[2], aCoordY[2], aCoordZ[2]); | |
366 | glVertex3d(aCoordX[3], aCoordY[3], aCoordZ[3]); | |
367 | glEnd(); | |
368 | glColor3fv (TheLayerProp.Color.rgb); | |
369 | } | |
370 | break; | |
371 | ||
372 | case Aspect_TODT_DEKALE: | |
373 | { | |
374 | GLint aViewport[4]; | |
375 | GLdouble aModelMatrix[16], aProjMatrix[16]; | |
376 | glGetIntegerv (GL_VIEWPORT, aViewport); | |
377 | glGetDoublev (GL_MODELVIEW_MATRIX, aModelMatrix); | |
378 | glGetDoublev (GL_PROJECTION_MATRIX, aProjMatrix); | |
379 | ||
380 | GLdouble aWinX, aWinY, aWinZ; | |
381 | gluProject ((GLdouble)X, (GLdouble)Y, 0.0, aModelMatrix, | |
382 | aProjMatrix, aViewport, &aWinX, &aWinY, &aWinZ); | |
383 | ||
384 | GLdouble aProjX, aProjY, aProjZ; | |
385 | ||
386 | gluUnProject (aWinX + 1, aWinY + 1, aWinZ, aModelMatrix, | |
387 | aProjMatrix, aViewport, &aProjX, &aProjY, &aProjZ); | |
388 | ||
389 | // draw a decal | |
390 | glColor3fv (TheLayerProp.AspectText.SubtitleColor ().rgb); | |
391 | openglDisplay->RenderText (aWChStr, 1, (float)aProjX, (float)aProjY, | |
392 | (float)aProjZ, &TheLayerProp.AspectText, &TheLayerProp.TextParam); | |
393 | ||
394 | gluUnProject (aWinX, aWinY, aWinZ, aModelMatrix, aProjMatrix, | |
395 | aViewport, &aProjX, &aProjY, &aProjZ); | |
396 | ||
397 | gluUnProject (aWinX - 1, aWinY - 1, aWinZ, aModelMatrix, aProjMatrix, | |
398 | aViewport, &aProjX, &aProjY, &aProjZ); | |
399 | ||
400 | openglDisplay->RenderText(aWChStr, 1, (float)aProjX, (float)aProjY, | |
401 | (float)aProjZ, &TheLayerProp.AspectText, &TheLayerProp.TextParam); | |
402 | ||
403 | gluUnProject (aWinX - 1, aWinY + 1, aWinZ, aModelMatrix, aProjMatrix, | |
404 | aViewport, &aProjX, &aProjY, &aProjZ); | |
405 | ||
406 | openglDisplay->RenderText(aWChStr, 1, (float)aProjX, (float)aProjY, | |
407 | (float)aProjZ, &TheLayerProp.AspectText, &TheLayerProp.TextParam); | |
408 | ||
409 | gluUnProject (aWinX + 1, aWinY - 1, aWinZ, aModelMatrix, aProjMatrix, | |
410 | aViewport, &aProjX, &aProjY, &aProjZ); | |
411 | ||
412 | openglDisplay->RenderText(aWChStr, 1, (float)aProjX, (float)aProjY, | |
413 | (float)aProjZ, &TheLayerProp.AspectText, &TheLayerProp.TextParam); | |
414 | glColor3fv (TheLayerProp.Color.rgb); | |
415 | } | |
416 | break; | |
417 | } | |
2166f0fa SK |
418 | } |
419 | ||
25289ec1 | 420 | openglDisplay->RenderText(aWChStr, 1, (float)X, (float)Y, 0.F, |
421 | &TheLayerProp.AspectText, &TheLayerProp.TextParam); | |
422 | ||
423 | if (aDispType == Aspect_TODT_BLEND) | |
424 | glDisable(GL_COLOR_LOGIC_OP); | |
2166f0fa SK |
425 | |
426 | //szv: delete temporary wide string | |
427 | if (sizeof(Techar) != sizeof(wchar_t)) | |
25289ec1 | 428 | delete[] aWChStr; |
7fd59977 | 429 | } |
430 | ||
13a22457 S |
431 | void OpenGl_GraphicDriver::TextSize (const Standard_CString AText, const Standard_ShortReal AHeight, Standard_ShortReal& AWidth, Standard_ShortReal& AnAscent, Standard_ShortReal& ADescent) const |
432 | { | |
2166f0fa SK |
433 | if (!TheLayerProp.ListId || openglDisplay.IsNull()) return; |
434 | ||
435 | const Standard_ShortReal height = (AHeight < 0)? DefaultTextHeight() : AHeight; | |
436 | ||
437 | if ( TheLayerProp.TextParam.Height != height || TheLayerProp.FontChanged || TheLayerProp.FontCurrent == 0 ) | |
438 | { | |
439 | TheLayerProp.TextParam.Height = (int )height; | |
440 | TheLayerProp.FontCurrent = openglDisplay->FindFont(TheLayerProp.AspectText.Font(), TheLayerProp.AspectText.FontAspect(), (int )height); | |
25289ec1 | 441 | TheLayerProp.FontChanged = Standard_False; |
2166f0fa SK |
442 | } |
443 | ||
13a22457 | 444 | TCollection_ExtendedString estr(AText); |
2166f0fa SK |
445 | const Techar *s = (const Techar *)estr.ToExtString(); |
446 | ||
447 | //szv: conversion of Techar to wchar_t | |
448 | wchar_t *s1 = (wchar_t*)s; | |
449 | if (sizeof(Techar) != sizeof(wchar_t)) | |
450 | { | |
451 | Tint i = 0; while (s[i++]); | |
452 | s1 = new wchar_t[i]; | |
453 | i = 0; while (s1[i++] = (wchar_t)(*s++)); | |
7fd59977 | 454 | } |
2166f0fa SK |
455 | |
456 | int aWidth = 0, anAscent = 0, aDescent = 0; | |
457 | openglDisplay->StringSize(s1, aWidth, anAscent, aDescent); | |
458 | ||
459 | //szv: delete temporary wide string | |
460 | if (sizeof(Techar) != sizeof(wchar_t)) | |
461 | delete[] s1; | |
462 | ||
463 | AWidth = (Standard_ShortReal) aWidth; | |
464 | AnAscent = (Standard_ShortReal) anAscent; | |
465 | ADescent = (Standard_ShortReal) aDescent; | |
7fd59977 | 466 | } |