No longer directly accessing debuggee memory.
[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     NULL,                            /* pAbortPath */
37     NULL,                            /* pAngleArc */
38     X11DRV_Arc,                      /* pArc */
39     NULL,                            /* pArcTo */
40     NULL,                            /* pBeginPath */
41     X11DRV_BitBlt,                   /* pBitBlt */
42     X11DRV_BitmapBits,               /* pBitmapBits */
43     X11DRV_Chord,                    /* pChord */
44     NULL,                            /* pCloseFigure */
45     X11DRV_CreateBitmap,             /* pCreateBitmap */
46     X11DRV_CreateDC,                 /* pCreateDC */
47     X11DRV_DIB_CreateDIBSection,     /* pCreateDIBSection */
48     X11DRV_DIB_CreateDIBSection16,   /* pCreateDIBSection16 */
49     X11DRV_DeleteDC,                 /* pDeleteDC */
50     X11DRV_DeleteObject,             /* pDeleteObject */
51     NULL,                            /* pDeviceCapabilities */
52     X11DRV_Ellipse,                  /* pEllipse */
53     NULL,                            /* pEndDoc */
54     NULL,                            /* pEndPage */
55     NULL,                            /* pEndPath */
56     X11DRV_EnumDeviceFonts,          /* pEnumDeviceFonts */
57     X11DRV_Escape,                   /* pEscape */
58     NULL,                            /* pExcludeClipRect */
59     NULL,                            /* pExtDeviceMode */
60     X11DRV_ExtFloodFill,             /* pExtFloodFill */
61     X11DRV_ExtTextOut,               /* pExtTextOut */
62     NULL,                            /* pFillPath */
63     NULL,                            /* pFillRgn */
64     NULL,                            /* pFlattenPath */
65     NULL,                            /* pFrameRgn */
66     X11DRV_GetCharWidth,             /* pGetCharWidth */
67     X11DRV_GetPixel,                 /* pGetPixel */
68     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
69     X11DRV_GetTextMetrics,           /* pGetTextMetrics */
70     NULL,                            /* pIntersectClipRect */
71     NULL,                            /* pInvertRgn */
72     X11DRV_LineTo,                   /* pLineTo */
73     X11DRV_LoadOEMResource,          /* pLoadOEMResource */
74     NULL,                            /* pMoveToEx */
75     NULL,                            /* pOffsetClipRgn */
76     NULL,                            /* pOffsetViewportOrg (optional) */
77     NULL,                            /* pOffsetWindowOrg (optional) */
78     X11DRV_PaintRgn,                 /* pPaintRgn */
79     X11DRV_PatBlt,                   /* pPatBlt */
80     X11DRV_Pie,                      /* pPie */
81     NULL,                            /* pPolyBezier */
82     NULL,                            /* pPolyBezierTo */
83     NULL,                            /* pPolyDraw */
84     X11DRV_PolyPolygon,              /* pPolyPolygon */
85     X11DRV_PolyPolyline,             /* pPolyPolyline */
86     X11DRV_Polygon,                  /* pPolygon */
87     X11DRV_Polyline,                 /* pPolyline */
88     NULL,                            /* pPolylineTo */
89     NULL,                            /* pRealizePalette */
90     X11DRV_Rectangle,                /* pRectangle */
91     NULL,                            /* pRestoreDC */
92     X11DRV_RoundRect,                /* pRoundRect */
93     NULL,                            /* pSaveDC */
94     NULL,                            /* pScaleViewportExt (optional) */
95     NULL,                            /* pScaleWindowExt (optional) */
96     NULL,                            /* pSelectClipPath */
97     NULL,                            /* pSelectClipRgn */
98     X11DRV_SelectObject,             /* pSelectObject */
99     NULL,                            /* pSelectPalette */
100     X11DRV_SetBkColor,               /* pSetBkColor */
101     NULL,                            /* pSetBkMode */
102     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
103     X11DRV_SetDIBitsToDevice,        /* pSetDIBitsToDevice */
104     NULL,                            /* pSetMapMode (optional) */
105     NULL,                            /* pSetMapperFlags */
106     X11DRV_SetPixel,                 /* pSetPixel */
107     NULL,                            /* pSetPolyFillMode */
108     NULL,                            /* pSetROP2 */
109     NULL,                            /* pSetRelAbs */
110     NULL,                            /* pSetStretchBltMode */
111     NULL,                            /* pSetTextAlign */
112     NULL,                            /* pSetTextCharacterExtra */
113     X11DRV_SetTextColor,             /* pSetTextColor */
114     NULL,                            /* pSetTextJustification */
115     NULL,                            /* pSetViewportExt (optional) */
116     NULL,                            /* pSetViewportOrg (optional) */
117     NULL,                            /* pSetWindowExt (optional) */
118     NULL,                            /* pSetWindowOrg (optional) */
119     NULL,                            /* pStartDoc */
120     NULL,                            /* pStartPage */
121     X11DRV_StretchBlt,               /* pStretchBlt */
122     NULL,                            /* pStretchDIBits */
123     NULL,                            /* pStrokeAndFillPath */
124     NULL,                            /* pStrokePath */
125     NULL                             /* pWidenPath */
126 };
127
128 GDI_DRIVER X11DRV_GDI_Driver =
129 {
130   X11DRV_GDI_Initialize,
131   X11DRV_GDI_Finalize
132 };
133
134 BITMAP_DRIVER X11DRV_BITMAP_Driver =
135 {
136   X11DRV_DIB_SetDIBits,
137   X11DRV_DIB_GetDIBits,
138   X11DRV_DIB_DeleteDIBSection
139 };
140
141 PALETTE_DRIVER X11DRV_PALETTE_Driver =
142 {
143   X11DRV_PALETTE_SetMapping,
144   X11DRV_PALETTE_UpdateMapping,
145   X11DRV_PALETTE_IsDark
146 };
147
148 DeviceCaps X11DRV_DevCaps = {
149 /* version */           0, 
150 /* technology */        DT_RASDISPLAY,
151 /* size, resolution */  0, 0, 0, 0, 0, 
152 /* device objects */    1, 16 + 6, 16, 0, 0, 100, 0,    
153 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
154                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
155 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
156                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
157 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
158                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
159 /* text caps */         0,
160 /* regions */           CP_REGION,
161 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
162                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
163 /* aspects */           36, 36, 51,
164 /* pad1 */              { 0 },
165 /* log pixels */        0, 0, 
166 /* pad2 */              { 0 },
167 /* palette size */      0,
168 /* ..etc */             0, 0 };
169
170 /**********************************************************************
171  *           X11DRV_GDI_Initialize
172  */
173 BOOL X11DRV_GDI_Initialize(void)
174 {
175     BITMAP_Driver = &X11DRV_BITMAP_Driver;
176     PALETTE_Driver = &X11DRV_PALETTE_Driver;
177
178     /* FIXME: colormap management should be merged with the X11DRV */
179
180     if( !X11DRV_DIB_Init() ) return FALSE;
181
182     if( !X11DRV_PALETTE_Init() ) return FALSE;
183
184     if( !X11DRV_OBM_Init() ) return FALSE;
185
186     /* Finish up device caps */
187
188 #if 0
189     TRACE("Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
190           HeightOfScreen(X11DRV_GetXScreen()), HeightMMOfScreen(X11DRV_GetXScreen()),
191           WidthOfScreen(X11DRV_GetXScreen()), WidthMMOfScreen(X11DRV_GetXScreen()) );
192 #endif
193
194     X11DRV_DevCaps.version = 0x300;
195     X11DRV_DevCaps.horzSize = WidthMMOfScreen(X11DRV_GetXScreen()) * MONITOR_GetWidth(&MONITOR_PrimaryMonitor) / WidthOfScreen(X11DRV_GetXScreen());
196     X11DRV_DevCaps.vertSize = HeightMMOfScreen(X11DRV_GetXScreen()) * MONITOR_GetHeight(&MONITOR_PrimaryMonitor) / HeightOfScreen(X11DRV_GetXScreen());
197     X11DRV_DevCaps.horzRes = MONITOR_GetWidth(&MONITOR_PrimaryMonitor);
198     X11DRV_DevCaps.vertRes = MONITOR_GetHeight(&MONITOR_PrimaryMonitor);
199     X11DRV_DevCaps.bitsPixel = MONITOR_GetDepth(&MONITOR_PrimaryMonitor);
200  
201     /* Resolution will be adjusted during the font init */
202
203     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
204     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
205
206     /* Create default bitmap */
207
208     if (!X11DRV_BITMAP_Init()) return FALSE;
209
210     /* Initialize brush dithering */
211
212     if (!X11DRV_BRUSH_Init()) return FALSE;
213
214     /* Initialize fonts and text caps */
215
216     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
217
218     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
219 }
220
221 /**********************************************************************
222  *           X11DRV_GDI_Finalize
223  */
224 void X11DRV_GDI_Finalize(void)
225 {
226   X11DRV_PALETTE_Cleanup();
227 }
228
229 /**********************************************************************
230  *           X11DRV_CreateDC
231  */
232 static BOOL X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
233                                LPCSTR output, const DEVMODEA* initData )
234 {
235     X11DRV_PDEVICE *physDev;
236
237     dc->physDev = physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
238                                        sizeof(*physDev) );
239     if(!physDev) {
240         ERR("Can't allocate physDev\n");
241         return FALSE;
242     }
243
244     dc->w.devCaps      = &X11DRV_DevCaps;
245     if (dc->w.flags & DC_MEMORY)
246     {
247         X11DRV_PHYSBITMAP *pbitmap;
248         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
249                                                       BITMAP_MAGIC );
250         X11DRV_CreateBitmap( dc->w.hBitmap );
251         pbitmap            = bmp->DDBitmap->physBitmap;
252         physDev->drawable  = pbitmap->pixmap;
253         physDev->gc        = TSXCreateGC(display, physDev->drawable, 0, NULL);
254         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
255
256         dc->w.totalExtent.left   = 0;
257         dc->w.totalExtent.top    = 0;
258         dc->w.totalExtent.right  = bmp->bitmap.bmWidth;
259         dc->w.totalExtent.bottom = bmp->bitmap.bmHeight;
260         dc->w.hVisRgn            = CreateRectRgnIndirect( &dc->w.totalExtent );
261
262         GDI_HEAP_UNLOCK( dc->w.hBitmap );
263     }
264     else
265     {
266         physDev->drawable  = X11DRV_GetXRootWindow();
267         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
268         dc->w.bitsPerPixel = MONITOR_GetDepth(&MONITOR_PrimaryMonitor);
269
270         dc->w.totalExtent.left   = 0;
271         dc->w.totalExtent.top    = 0;
272         dc->w.totalExtent.right  = MONITOR_GetWidth(&MONITOR_PrimaryMonitor);
273         dc->w.totalExtent.bottom = MONITOR_GetHeight(&MONITOR_PrimaryMonitor);
274         dc->w.hVisRgn            = CreateRectRgnIndirect( &dc->w.totalExtent );
275     }
276
277     if (!dc->w.hVisRgn)
278     {
279         TSXFreeGC( display, physDev->gc );
280         return FALSE;
281     }
282
283     TSXSetGraphicsExposures( display, physDev->gc, False );
284     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
285
286     return TRUE;
287 }
288
289
290 /**********************************************************************
291  *           X11DRV_DeleteDC
292  */
293 static BOOL X11DRV_DeleteDC( DC *dc )
294 {
295     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
296     TSXFreeGC( display, physDev->gc );
297     HeapFree( GetProcessHeap(), 0, physDev );
298     dc->physDev = NULL;
299     return TRUE;
300 }
301
302 /**********************************************************************
303  *           X11DRV_Escape
304  */
305 static INT X11DRV_Escape( DC *dc, INT nEscape, INT cbInput,
306                             SEGPTR lpInData, SEGPTR lpOutData )
307 {
308     switch( nEscape )
309     {
310         case GETSCALINGFACTOR:
311              if( lpOutData )
312              {
313                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
314                  lppt->x = lppt->y = 0; /* no device scaling */
315                  return 1;
316              }
317              break;
318     }
319     return 0;
320 }
321
322 #endif /* !defined(X_DISPLAY_MISSING) */