337 lines
8.1 KiB
C
337 lines
8.1 KiB
C
/*
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Copyright 1993 by Davor Matic
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Permission to use, copy, modify, distribute, and sell this software
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and its documentation for any purpose is hereby granted without fee,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation. Davor Matic makes no representations about
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the suitability of this software for any purpose. It is provided "as
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is" without express or implied warranty.
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*/
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#include <dix-config.h>
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#include <stdint.h>
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#include <X11/X.h>
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#include <X11/Xdefs.h>
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#include <X11/Xproto.h>
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#include <xcb/xcb.h>
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#include <xcb/xcb_aux.h>
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#include "gcstruct.h"
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#include "windowstr.h"
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#include "pixmapstr.h"
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#include "scrnintstr.h"
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#include <X11/fonts/fontstruct.h>
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#include "mistruct.h"
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#include "region.h"
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#include "Xnest.h"
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#include "xnest-xcb.h"
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#include "Display.h"
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#include "XNGC.h"
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#include "GCOps.h"
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#include "Drawable.h"
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#include "XNFont.h"
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#include "Color.h"
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DevPrivateKeyRec xnestGCPrivateKeyRec;
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static GCFuncs xnestFuncs = {
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xnestValidateGC,
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xnestChangeGC,
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xnestCopyGC,
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xnestDestroyGC,
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xnestChangeClip,
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xnestDestroyClip,
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xnestCopyClip,
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};
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static GCOps xnestOps = {
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xnestFillSpans,
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xnestSetSpans,
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xnestPutImage,
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xnestCopyArea,
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xnestCopyPlane,
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xnestPolyPoint,
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xnestPolylines,
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xnestPolySegment,
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xnestPolyRectangle,
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xnestPolyArc,
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xnestFillPolygon,
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xnestPolyFillRect,
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xnestPolyFillArc,
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xnestPolyText8,
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xnestPolyText16,
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xnestImageText8,
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xnestImageText16,
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xnestImageGlyphBlt,
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xnestPolyGlyphBlt,
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xnestPushPixels
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};
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Bool
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xnestCreateGC(GCPtr pGC)
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{
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pGC->funcs = &xnestFuncs;
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pGC->ops = &xnestOps;
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pGC->miTranslate = 1;
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xnestGCPriv(pGC)->gc = XCreateGC(xnestDisplay,
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xnestDefaultDrawables[pGC->depth],
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0L, NULL);
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return TRUE;
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}
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void
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xnestValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)
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{
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}
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void
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xnestChangeGC(GCPtr pGC, unsigned long mask)
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{
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xcb_params_gc_t values;
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if (mask & GCFunction)
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values.function = pGC->alu;
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if (mask & GCPlaneMask)
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values.plane_mask = pGC->planemask;
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if (mask & GCForeground)
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values.foreground = xnestPixel(pGC->fgPixel);
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if (mask & GCBackground)
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values.background = xnestPixel(pGC->bgPixel);
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if (mask & GCLineWidth)
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values.line_width = pGC->lineWidth;
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if (mask & GCLineStyle)
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values.line_style = pGC->lineStyle;
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if (mask & GCCapStyle)
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values.cap_style = pGC->capStyle;
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if (mask & GCJoinStyle)
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values.join_style = pGC->joinStyle;
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if (mask & GCFillStyle)
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values.fill_style = pGC->fillStyle;
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if (mask & GCFillRule)
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values.fill_rule = pGC->fillRule;
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if (mask & GCTile) {
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if (pGC->tileIsPixel)
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mask &= ~GCTile;
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else
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values.tile = xnestPixmap(pGC->tile.pixmap);
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}
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if (mask & GCStipple)
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values.stipple = xnestPixmap(pGC->stipple);
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if (mask & GCTileStipXOrigin)
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values.tile_stipple_origin_x = pGC->patOrg.x;
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if (mask & GCTileStipYOrigin)
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values.tile_stipple_origin_y = pGC->patOrg.y;
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if (mask & GCFont)
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values.font = xnestFont(pGC->font);
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if (mask & GCSubwindowMode)
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values.subwindow_mode = pGC->subWindowMode;
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if (mask & GCGraphicsExposures)
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values.graphics_exposures = pGC->graphicsExposures;
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if (mask & GCClipXOrigin)
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values.clip_originX = pGC->clipOrg.x;
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if (mask & GCClipYOrigin)
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values.clip_originY = pGC->clipOrg.y;
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if (mask & GCClipMask) /* this is handled in change clip */
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mask &= ~GCClipMask;
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if (mask & GCDashOffset)
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values.dash_offset = pGC->dashOffset;
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if (mask & GCDashList) {
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mask &= ~GCDashList;
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xcb_set_dashes(xnestUpstreamInfo.conn,
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xnest_upstream_gc(pGC),
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pGC->dashOffset,
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pGC->numInDashList,
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(uint8_t*) pGC->dash);
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}
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if (mask & GCArcMode)
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values.arc_mode = pGC->arcMode;
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if (mask)
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xcb_aux_change_gc(xnestUpstreamInfo.conn,
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xnest_upstream_gc(pGC),
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mask,
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&values);
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}
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void
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xnestCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst)
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{
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XCopyGC(xnestDisplay, xnestGC(pGCSrc), mask, xnestGC(pGCDst));
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}
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void
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xnestDestroyGC(GCPtr pGC)
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{
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XFreeGC(xnestDisplay, xnestGC(pGC));
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}
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void
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xnestChangeClip(GCPtr pGC, int type, void *pValue, int nRects)
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{
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xnestDestroyClip(pGC);
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switch (type) {
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case CT_NONE:
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XSetClipMask(xnestDisplay, xnestGC(pGC), XCB_PIXMAP_NONE);
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pValue = NULL;
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break;
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case CT_REGION:
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{
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nRects = RegionNumRects((RegionPtr) pValue);
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xcb_rectangle_t *rects= calloc(nRects, sizeof(xcb_rectangle_t));
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if (rects == NULL) {
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ErrorF("xnestChangeClip: memory alloc failure");
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return;
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}
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BoxPtr pBox = RegionRects((RegionPtr) pValue);
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for (int i = nRects; i-- > 0;)
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rects[i] = (xcb_rectangle_t) {
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.x = pBox[i].x1,
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.y = pBox[i].y1,
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.width = pBox[i].x2 - pBox[i].x1,
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.height = pBox[i].y2 - pBox[i].y1,
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};
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xcb_set_clip_rectangles(
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xnestUpstreamInfo.conn,
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XCB_CLIP_ORDERING_UNSORTED,
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xnest_upstream_gc(pGC),
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0,
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0,
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nRects,
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rects);
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free(rects);
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}
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break;
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case CT_PIXMAP:
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XSetClipMask(xnestDisplay, xnestGC(pGC),
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xnestPixmap((PixmapPtr) pValue));
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/*
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* Need to change into region, so subsequent uses are with
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* current pixmap contents.
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*/
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pGC->clientClip = (*pGC->pScreen->BitmapToRegion) ((PixmapPtr) pValue);
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dixDestroyPixmap((PixmapPtr) pValue, 0);
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pValue = pGC->clientClip;
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break;
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case CT_UNSORTED:
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xcb_set_clip_rectangles(
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xnestUpstreamInfo.conn,
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XCB_CLIP_ORDERING_UNSORTED,
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xnest_upstream_gc(pGC),
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pGC->clipOrg.x, pGC->clipOrg.y,
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nRects,
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(xcb_rectangle_t*)pValue);
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break;
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case CT_YSORTED:
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xcb_set_clip_rectangles(
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xnestUpstreamInfo.conn,
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XCB_CLIP_ORDERING_Y_SORTED,
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xnest_upstream_gc(pGC),
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pGC->clipOrg.x,
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pGC->clipOrg.y,
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nRects,
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(xcb_rectangle_t*)pValue);
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break;
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case CT_YXSORTED:
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xcb_set_clip_rectangles(
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xnestUpstreamInfo.conn,
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XCB_CLIP_ORDERING_YX_SORTED,
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xnest_upstream_gc(pGC),
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pGC->clipOrg.x,
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pGC->clipOrg.y,
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nRects,
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(xcb_rectangle_t*)pValue);
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break;
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case CT_YXBANDED:
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xcb_set_clip_rectangles(
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xnestUpstreamInfo.conn,
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XCB_CLIP_ORDERING_YX_BANDED,
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xnest_upstream_gc(pGC),
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pGC->clipOrg.x,
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pGC->clipOrg.y,
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nRects,
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(xcb_rectangle_t*)pValue);
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break;
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}
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switch (type) {
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default:
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break;
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case CT_UNSORTED:
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case CT_YSORTED:
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case CT_YXSORTED:
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case CT_YXBANDED:
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/* server clip representation is a region */
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pGC->clientClip = RegionFromRects(nRects, (xRectangle *) pValue, type);
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free(pValue);
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pValue = pGC->clientClip;
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break;
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}
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pGC->clientClip = pValue;
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}
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void
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xnestDestroyClip(GCPtr pGC)
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{
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if (pGC->clientClip) {
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RegionDestroy(pGC->clientClip);
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XSetClipMask(xnestDisplay, xnestGC(pGC), XCB_PIXMAP_NONE);
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pGC->clientClip = NULL;
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}
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}
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void
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xnestCopyClip(GCPtr pGCDst, GCPtr pGCSrc)
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{
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if (pGCSrc->clientClip) {
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RegionPtr pRgn = RegionCreate(NULL, 1);
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RegionCopy(pRgn, pGCSrc->clientClip);
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xnestChangeClip(pGCDst, CT_REGION, pRgn, 0);
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} else {
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xnestDestroyClip(pGCDst);
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}
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}
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