Fixed crash due to invalid GDI_Obj.
[wine] / graphics / x11drv / init.c
1 /*
2  * X11 graphics driver initialisation functions
3  *
4  * Copyright 1996 Alexandre Julliard
5  */
6
7 #include "config.h"
8
9 #ifndef X_DISPLAY_MISSING
10
11 #include "ts_xlib.h"
12
13 #include <string.h>
14
15 #include "bitmap.h"
16 #include "color.h"
17 #include "debugtools.h"
18 #include "ldt.h"
19 #include "local.h"
20 #include "monitor.h"
21 #include "winnt.h"
22 #include "x11drv.h"
23
24 DEFAULT_DEBUG_CHANNEL(x11drv)
25
26 static BOOL X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
27                                LPCSTR output, const DEVMODEA* initData );
28 static BOOL X11DRV_DeleteDC( DC *dc );
29
30 static INT X11DRV_Escape( DC *dc, INT nEscape, INT cbInput,
31                             SEGPTR lpInData, SEGPTR lpOutData );
32
33 static const DC_FUNCTIONS X11DRV_Funcs =
34 {
35     NULL,                            /* pAbortDoc */
36     X11DRV_Arc,                      /* pArc */
37     X11DRV_BitBlt,                   /* pBitBlt */
38     X11DRV_BitmapBits,               /* pBitmapBits */
39     X11DRV_Chord,                    /* pChord */
40     X11DRV_CreateBitmap,             /* pCreateBitmap */
41     X11DRV_CreateDC,                 /* pCreateDC */
42     X11DRV_DIB_CreateDIBSection,     /* pCreateDIBSection */
43     X11DRV_DIB_CreateDIBSection16,   /* pCreateDIBSection16 */
44     X11DRV_DeleteDC,                 /* pDeleteDC */
45     X11DRV_DeleteObject,             /* pDeleteObject */
46     NULL,                            /* pDeviceCapabilities */
47     X11DRV_Ellipse,                  /* pEllipse */
48     NULL,                            /* pEndDoc */
49     NULL,                            /* pEndPage */
50     X11DRV_EnumDeviceFonts,          /* pEnumDeviceFonts */
51     X11DRV_Escape,                   /* pEscape */
52     NULL,                            /* pExcludeClipRect */
53     NULL,                            /* pExtDeviceMode */
54     X11DRV_ExtFloodFill,             /* pExtFloodFill */
55     X11DRV_ExtTextOut,               /* pExtTextOut */
56     NULL,                            /* pFillRgn */
57     NULL,                            /* pFrameRgn */
58     X11DRV_GetCharWidth,             /* pGetCharWidth */
59     X11DRV_GetPixel,                 /* pGetPixel */
60     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
61     X11DRV_GetTextMetrics,           /* pGetTextMetrics */
62     NULL,                            /* pIntersectClipRect */
63     NULL,                            /* pInvertRgn */
64     X11DRV_LineTo,                   /* pLineTo */
65     X11DRV_LoadOEMResource,          /* pLoadOEMResource */
66     X11DRV_MoveToEx,                 /* pMoveToEx */
67     NULL,                            /* pOffsetClipRgn */
68     NULL,                            /* pOffsetViewportOrg (optional) */
69     NULL,                            /* pOffsetWindowOrg (optional) */
70     X11DRV_PaintRgn,                 /* pPaintRgn */
71     X11DRV_PatBlt,                   /* pPatBlt */
72     X11DRV_Pie,                      /* pPie */
73     X11DRV_PolyPolygon,              /* pPolyPolygon */
74     X11DRV_PolyPolyline,             /* pPolyPolyline */
75     X11DRV_Polygon,                  /* pPolygon */
76     X11DRV_Polyline,                 /* pPolyline */
77     X11DRV_PolyBezier,               /* pPolyBezier */
78     NULL,                            /* pRealizePalette */
79     X11DRV_Rectangle,                /* pRectangle */
80     NULL,                            /* pRestoreDC */
81     X11DRV_RoundRect,                /* pRoundRect */
82     NULL,                            /* pSaveDC */
83     NULL,                            /* pScaleViewportExt (optional) */
84     NULL,                            /* pScaleWindowExt (optional) */
85     NULL,                            /* pSelectClipRgn */
86     X11DRV_SelectObject,             /* pSelectObject */
87     NULL,                            /* pSelectPalette */
88     X11DRV_SetBkColor,               /* pSetBkColor */
89     NULL,                            /* pSetBkMode */
90     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
91     X11DRV_SetDIBitsToDevice,        /* pSetDIBitsToDevice */
92     NULL,                            /* pSetMapMode (optional) */
93     NULL,                            /* pSetMapperFlags */
94     X11DRV_SetPixel,                 /* pSetPixel */
95     NULL,                            /* pSetPolyFillMode */
96     NULL,                            /* pSetROP2 */
97     NULL,                            /* pSetRelAbs */
98     NULL,                            /* pSetStretchBltMode */
99     NULL,                            /* pSetTextAlign */
100     NULL,                            /* pSetTextCharacterExtra */
101     X11DRV_SetTextColor,             /* pSetTextColor */
102     NULL,                            /* pSetTextJustification */
103     NULL,                            /* pSetViewportExt (optional) */
104     NULL,                            /* pSetViewportOrg (optional) */
105     NULL,                            /* pSetWindowExt (optional) */
106     NULL,                            /* pSetWindowOrg (optional) */
107     NULL,                            /* pStartDoc */
108     NULL,                            /* pStartPage */
109     X11DRV_StretchBlt,               /* pStretchBlt */
110     NULL                             /* pStretchDIBits */
111 };
112
113 GDI_DRIVER X11DRV_GDI_Driver =
114 {
115   X11DRV_GDI_Initialize,
116   X11DRV_GDI_Finalize
117 };
118
119 BITMAP_DRIVER X11DRV_BITMAP_Driver =
120 {
121   X11DRV_DIB_SetDIBits,
122   X11DRV_DIB_GetDIBits,
123   X11DRV_DIB_DeleteDIBSection
124 };
125
126 PALETTE_DRIVER X11DRV_PALETTE_Driver =
127 {
128   X11DRV_PALETTE_SetMapping,
129   X11DRV_PALETTE_UpdateMapping,
130   X11DRV_PALETTE_IsDark
131 };
132
133 DeviceCaps X11DRV_DevCaps = {
134 /* version */           0, 
135 /* technology */        DT_RASDISPLAY,
136 /* size, resolution */  0, 0, 0, 0, 0, 
137 /* device objects */    1, 16 + 6, 16, 0, 0, 100, 0,    
138 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
139                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
140 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
141                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
142 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
143                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
144 /* text caps */         0,
145 /* regions */           CP_REGION,
146 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
147                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
148 /* aspects */           36, 36, 51,
149 /* pad1 */              { 0 },
150 /* log pixels */        0, 0, 
151 /* pad2 */              { 0 },
152 /* palette size */      0,
153 /* ..etc */             0, 0 };
154
155 /**********************************************************************
156  *           X11DRV_GDI_Initialize
157  */
158 BOOL X11DRV_GDI_Initialize(void)
159 {
160     BITMAP_Driver = &X11DRV_BITMAP_Driver;
161     PALETTE_Driver = &X11DRV_PALETTE_Driver;
162
163     /* FIXME: colormap management should be merged with the X11DRV */
164
165     if( !X11DRV_DIB_Init() ) return FALSE;
166
167     if( !X11DRV_PALETTE_Init() ) return FALSE;
168
169     if( !X11DRV_OBM_Init() ) return FALSE;
170
171     /* Finish up device caps */
172
173 #if 0
174     TRACE("Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
175           HeightOfScreen(X11DRV_GetXScreen()), HeightMMOfScreen(X11DRV_GetXScreen()),
176           WidthOfScreen(X11DRV_GetXScreen()), WidthMMOfScreen(X11DRV_GetXScreen()) );
177 #endif
178
179     X11DRV_DevCaps.version = 0x300;
180     X11DRV_DevCaps.horzSize = WidthMMOfScreen(X11DRV_GetXScreen()) * MONITOR_GetWidth(&MONITOR_PrimaryMonitor) / WidthOfScreen(X11DRV_GetXScreen());
181     X11DRV_DevCaps.vertSize = HeightMMOfScreen(X11DRV_GetXScreen()) * MONITOR_GetHeight(&MONITOR_PrimaryMonitor) / HeightOfScreen(X11DRV_GetXScreen());
182     X11DRV_DevCaps.horzRes = MONITOR_GetWidth(&MONITOR_PrimaryMonitor);
183     X11DRV_DevCaps.vertRes = MONITOR_GetHeight(&MONITOR_PrimaryMonitor);
184     X11DRV_DevCaps.bitsPixel = MONITOR_GetDepth(&MONITOR_PrimaryMonitor);
185  
186     /* Resolution will be adjusted during the font init */
187
188     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
189     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
190
191     /* Create default bitmap */
192
193     if (!X11DRV_BITMAP_Init()) return FALSE;
194
195     /* Initialize brush dithering */
196
197     if (!X11DRV_BRUSH_Init()) return FALSE;
198
199     /* Initialize fonts and text caps */
200
201     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
202
203     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
204 }
205
206 /**********************************************************************
207  *           X11DRV_GDI_Finalize
208  */
209 void X11DRV_GDI_Finalize(void)
210 {
211   X11DRV_PALETTE_Cleanup();
212 }
213
214 /**********************************************************************
215  *           X11DRV_CreateDC
216  */
217 static BOOL X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
218                                LPCSTR output, const DEVMODEA* initData )
219 {
220     X11DRV_PDEVICE *physDev;
221
222     dc->physDev = physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
223                                        sizeof(*physDev) );
224     if(!physDev) {
225         ERR("Can't allocate physDev\n");
226         return FALSE;
227     }
228
229     dc->w.devCaps      = &X11DRV_DevCaps;
230     if (dc->w.flags & DC_MEMORY)
231     {
232         X11DRV_PHYSBITMAP *pbitmap;
233         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
234                                                       BITMAP_MAGIC );
235         X11DRV_CreateBitmap( dc->w.hBitmap );
236         pbitmap            = bmp->DDBitmap->physBitmap;
237         physDev->drawable  = pbitmap->pixmap;
238         physDev->gc        = TSXCreateGC(display, physDev->drawable, 0, NULL);
239         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
240
241         dc->w.totalExtent.left   = 0;
242         dc->w.totalExtent.top    = 0;
243         dc->w.totalExtent.right  = bmp->bitmap.bmWidth;
244         dc->w.totalExtent.bottom = bmp->bitmap.bmHeight;
245         dc->w.hVisRgn            = CreateRectRgnIndirect( &dc->w.totalExtent );
246
247         GDI_HEAP_UNLOCK( dc->w.hBitmap );
248     }
249     else
250     {
251         physDev->drawable  = X11DRV_GetXRootWindow();
252         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
253         dc->w.bitsPerPixel = MONITOR_GetDepth(&MONITOR_PrimaryMonitor);
254
255         dc->w.totalExtent.left   = 0;
256         dc->w.totalExtent.top    = 0;
257         dc->w.totalExtent.right  = MONITOR_GetWidth(&MONITOR_PrimaryMonitor);
258         dc->w.totalExtent.bottom = MONITOR_GetHeight(&MONITOR_PrimaryMonitor);
259         dc->w.hVisRgn            = CreateRectRgnIndirect( &dc->w.totalExtent );
260     }
261
262     if (!dc->w.hVisRgn)
263     {
264         TSXFreeGC( display, physDev->gc );
265         return FALSE;
266     }
267
268     TSXSetGraphicsExposures( display, physDev->gc, False );
269     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
270
271     return TRUE;
272 }
273
274
275 /**********************************************************************
276  *           X11DRV_DeleteDC
277  */
278 static BOOL X11DRV_DeleteDC( DC *dc )
279 {
280     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
281     TSXFreeGC( display, physDev->gc );
282     HeapFree( GetProcessHeap(), 0, physDev );
283     dc->physDev = NULL;
284     return TRUE;
285 }
286
287 /**********************************************************************
288  *           X11DRV_Escape
289  */
290 static INT X11DRV_Escape( DC *dc, INT nEscape, INT cbInput,
291                             SEGPTR lpInData, SEGPTR lpOutData )
292 {
293     switch( nEscape )
294     {
295         case GETSCALINGFACTOR:
296              if( lpOutData )
297              {
298                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
299                  lppt->x = lppt->y = 0; /* no device scaling */
300                  return 1;
301              }
302              break;
303     }
304     return 0;
305 }
306
307 #endif /* !defined(X_DISPLAY_MISSING) */