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1.1 ! root 1: /************************************************************ ! 2: Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA. ! 3: ! 4: All Rights Reserved ! 5: ! 6: Permission to use, copy, modify, and distribute this ! 7: software and its documentation for any purpose and without ! 8: fee is hereby granted, provided that the above copyright no- ! 9: tice appear in all copies and that both that copyright no- ! 10: tice and this permission notice appear in supporting docu- ! 11: mentation, and that the names of Sun or MIT not be used in ! 12: advertising or publicity pertaining to distribution of the ! 13: software without specific prior written permission. Sun and ! 14: M.I.T. make no representations about the suitability of this ! 15: software for any purpose. It is provided "as is" without any ! 16: express or implied warranty. ! 17: ! 18: SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, ! 19: INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- ! 20: NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI- ! 21: ABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ! 22: ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR ! 23: PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR ! 24: OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH ! 25: THE USE OR PERFORMANCE OF THIS SOFTWARE. ! 26: ! 27: ********************************************************/ ! 28: ! 29: #include "pixmap.h" ! 30: #include "region.h" ! 31: #include "gc.h" ! 32: #include "colormap.h" ! 33: #include "miscstruct.h" ! 34: ! 35: extern Bool cfbScreenInit(); ! 36: extern void cfbQueryBestSize(); ! 37: extern Bool cfbCreateWindow(); ! 38: extern Bool cfbPositionWindow(); ! 39: extern Bool cfbChangeWindowAttributes(); ! 40: extern Bool cfbMapWindow(); ! 41: extern Bool cfbUnmapWindow(); ! 42: extern Bool cfbDestroyWindow(); ! 43: ! 44: extern Bool cfbRealizeFont(); ! 45: extern Bool cfbUnrealizeFont(); ! 46: extern Bool cfbRealizeCursor(); ! 47: extern Bool cfbUnrealizeCursor(); ! 48: extern Bool cfbScreenSaver(); ! 49: extern Bool cfbCreateGC(); ! 50: ! 51: extern PixmapPtr cfbCreatePixmap(); ! 52: extern Bool cfbDestroyPixmap(); ! 53: ! 54: extern void cfbCopyWindow(); ! 55: extern void cfbPaintWindowBorder(); ! 56: extern void cfbPaintWindowBackground(); ! 57: extern void cfbPaintAreaNone(); ! 58: extern void cfbPaintAreaPR(); ! 59: extern void cfbPaintAreaSolid(); ! 60: extern void cfbPaintArea32(); ! 61: extern void cfbPaintAreaOther(); ! 62: ! 63: extern void miPolyFillRect(); ! 64: extern void miPolyFillArc(); ! 65: ! 66: extern void cfbDestroyGC(); ! 67: extern void cfbValidateGC(); ! 68: extern void cfbDestroyClip(); ! 69: extern void cfbCopyClip(); ! 70: extern void cfbChangeClip(); ! 71: extern void cfbCopyGCDest(); ! 72: ! 73: extern void cfbSetSpans(); ! 74: extern unsigned int *cfbGetSpans(); ! 75: extern void cfbSolidFS(); ! 76: extern void cfbUnnaturalTileFS(); ! 77: extern void cfbUnnaturalStippleFS(); ! 78: ! 79: /* included from mfb.h; we can't include mfb.h directly because of other ! 80: * conflicts */ ! 81: extern void mfbSetSpans(); ! 82: extern unsigned int *mfbGetSpans(); ! 83: extern void mfbUnnaturalTileFS(); ! 84: extern void mfbUnnaturalStippleFS(); ! 85: extern Bool mfbRealizeFont(); ! 86: extern Bool mfbUnrealizeFont(); ! 87: extern RegionPtr mfbPixmapToRegion(); ! 88: ! 89: extern void miNotMiter(); ! 90: extern void miMiter(); ! 91: extern PixmapPtr cfbCopyPixmap(); ! 92: extern void cfbConvertRects(); ! 93: extern void miPolyArc(); ! 94: extern void miFillPolyArc(); ! 95: ! 96: extern void miPutImage(); ! 97: extern void miGetImage(); ! 98: extern void miCopyArea(); ! 99: extern void miCopyPlane(); ! 100: extern void miPolyPoint(); ! 101: extern void miPushPixels(); ! 102: ! 103: extern int cfbListInstalledColormaps(); ! 104: ! 105: extern ColormapPtr cfbGetStaticColormap(); ! 106: #ifdef STATIC_COLOR ! 107: extern void cfbResolveStaticColor(); ! 108: #endif ! 109: ! 110: /* ! 111: private filed of pixmap ! 112: pixmap.devPrivate = (unsigned int *)pointer_to_bits ! 113: pixmap.devKind = width_of_pixmap_in_bytes ! 114: */ ! 115: ! 116: /* private field of GC */ ! 117: typedef struct { ! 118: short rop; /* reduction of rasterop to 1 of 3 */ ! 119: short ropOpStip; /* rop for opaque stipple */ ! 120: short fExpose; /* callexposure handling ? */ ! 121: short freeCompClip; ! 122: PixmapPtr pRotatedTile; /* tile/stipple rotated to align with window */ ! 123: PixmapPtr pRotatedStipple; /* and using offsets */ ! 124: RegionPtr pAbsClientRegion; /* client region in screen coords */ ! 125: RegionPtr pCompositeClip; /* FREE_CC or REPLACE_CC */ ! 126: } cfbPrivGC; ! 127: typedef cfbPrivGC *cfbPrivGCPtr; ! 128: ! 129: /* freeCompositeClip values */ ! 130: #define REPLACE_CC 0 /* compsite clip is a copy of a ! 131: pointer, so it doesn't need to ! 132: be freed; just overwrite it. ! 133: this happens if there is no ! 134: client clip and the gc is ! 135: clipped by children ! 136: */ ! 137: #define FREE_CC 1 /* composite clip is a real ! 138: region that we need to free ! 139: */ ! 140: ! 141: /* private field of window */ ! 142: typedef struct { ! 143: int fastBorder; /* non-zero if border is 32 bits wide */ ! 144: int fastBackground; ! 145: DDXPointRec oldRotate; ! 146: PixmapPtr pRotatedBackground; ! 147: PixmapPtr pRotatedBorder; ! 148: } cfbPrivWin; ! 149: ! 150: /* precomputed information about each glyph for GlyphBlt code. ! 151: this saves recalculating the per glyph information for each ! 152: box. ! 153: */ ! 154: typedef struct _pos{ ! 155: int xpos; /* xposition of glyph's origin */ ! 156: int xchar; /* x position mod 32 */ ! 157: int leftEdge; ! 158: int rightEdge; ! 159: int topEdge; ! 160: int bottomEdge; ! 161: int *pdstBase; /* longword with character origin */ ! 162: int widthGlyph; /* width in bytes of this glyph */ ! 163: } TEXTPOS; ! 164: ! 165: /* reduced raster ops for cfb */ ! 166: #define RROP_BLACK GXclear ! 167: #define RROP_WHITE GXset ! 168: #define RROP_NOP GXnoop ! 169: #define RROP_INVERT GXinvert ! 170: ! 171: /* out of clip region codes */ ! 172: #define OUT_LEFT 0x08 ! 173: #define OUT_RIGHT 0x04 ! 174: #define OUT_ABOVE 0x02 ! 175: #define OUT_BELOW 0x01 ! 176: ! 177: /* major axis for bresenham's line */ ! 178: #define X_AXIS 0 ! 179: #define Y_AXIS 1 ! 180: ! 181: /* optimization codes for FONT's devPrivate field */ ! 182: #define FT_VARPITCH 0 ! 183: #define FT_SMALLPITCH 1 ! 184: #define FT_FIXPITCH 2 ! 185: ! 186: /* macros for cfbbitblt.c, cfbfillsp.c ! 187: these let the code do one switch on the rop per call, rather ! 188: than a switch on the rop per item (span or rectangle.) ! 189: */ ! 190: ! 191: #define fnCLEAR(src, dst) (0) ! 192: #define fnAND(src, dst) (src & dst) ! 193: #define fnANDREVERSE(src, dst) (src & ~dst) ! 194: #define fnCOPY(src, dst) (src) ! 195: #define fnANDINVERTED(src, dst) (~src & dst) ! 196: #define fnNOOP(src, dst) (dst) ! 197: #define fnXOR(src, dst) (src ^ dst) ! 198: #define fnOR(src, dst) (src | dst) ! 199: #define fnNOR(src, dst) (~(src | dst)) ! 200: #define fnEQUIV(src, dst) (~src ^ dst) ! 201: #define fnINVERT(src, dst) (~dst) ! 202: #define fnORREVERSE(src, dst) (src | ~dst) ! 203: #define fnCOPYINVERTED(src, dst)(~src) ! 204: #define fnORINVERTED(src, dst) (~src | dst) ! 205: #define fnNAND(src, dst) (~(src & dst)) ! 206: #define fnSET(src, dst) (~0) ! 207: ! 208: /* Binary search to figure out what to do for the raster op. It may ! 209: * do 5 comparisons, but at least it does no function calls ! 210: * Special cases copy because it's so frequent ! 211: * XXX - can't use this in many cases because it has no plane mask. ! 212: */ ! 213: #define DoRop(alu, src, dst) \ ! 214: ( ((alu) == GXcopy) ? (src) : \ ! 215: (((alu) >= GXnor) ? \ ! 216: (((alu) >= GXcopyInverted) ? \ ! 217: (((alu) >= GXnand) ? \ ! 218: (((alu) == GXnand) ? ~((src) & (dst)) : ~0) : \ ! 219: (((alu) == GXcopyInverted) ? ~(src) : (~(src) | (dst)))) : \ ! 220: (((alu) >= GXinvert) ? \ ! 221: (((alu) == GXinvert) ? ~(dst) : ((src) | ~(dst))) : \ ! 222: (((alu) == GXnor) ? ~((src) | (dst)) : (~(src) ^ (dst)))) ) : \ ! 223: (((alu) >= GXandInverted) ? \ ! 224: (((alu) >= GXxor) ? \ ! 225: (((alu) == GXxor) ? ((src) ^ (dst)) : ((src) | (dst))) : \ ! 226: (((alu) == GXnoop) ? (dst) : (~(src) & (dst)))) : \ ! 227: (((alu) >= GXandReverse) ? \ ! 228: (((alu) == GXandReverse) ? ((src) & ~(dst)) : (src)) : \ ! 229: (((alu) == GXand) ? ((src) & (dst)) : 0))) ) )
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