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291 lines
8.1 KiB
291 lines
8.1 KiB
/*
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Copyright 2005-2013 Jay Sorg
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "rdp.h"
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#include "rdpdraw.h"
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#define LDEBUG 0
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#define LOG_LEVEL 1
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#define LLOG(_level, _args) \
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do { if (_level < LOG_LEVEL) { ErrorF _args ; } } while (0)
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#define LLOGLN(_level, _args) \
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do { if (_level < LOG_LEVEL) { ErrorF _args ; ErrorF("\n"); } } while (0)
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extern rdpScreenInfoRec g_rdpScreen; /* from rdpmain.c */
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extern DevPrivateKeyRec g_rdpGCIndex; /* from rdpmain.c */
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extern DevPrivateKeyRec g_rdpWindowIndex; /* from rdpmain.c */
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extern DevPrivateKeyRec g_rdpPixmapIndex; /* from rdpmain.c */
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extern int g_Bpp; /* from rdpmain.c */
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extern ScreenPtr g_pScreen; /* from rdpmain.c */
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extern Bool g_wrapPixmap; /* from rdpmain.c */
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extern int g_do_dirty_os; /* in rdpmain.c */
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extern int g_do_dirty_ons; /* in rdpmain.c */
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extern rdpPixmapRec g_screenPriv; /* in rdpmain.c */
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extern GCOps g_rdpGCOps; /* from rdpdraw.c */
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extern int g_con_number; /* in rdpup.c */
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/******************************************************************************/
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static void
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rdpPolylinesOrg(DrawablePtr pDrawable, GCPtr pGC, int mode,
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int npt, DDXPointPtr pptInit)
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{
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rdpGCPtr priv;
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GCFuncs *oldFuncs;
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GC_OP_PROLOGUE(pGC);
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pGC->ops->Polylines(pDrawable, pGC, mode, npt, pptInit);
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GC_OP_EPILOGUE(pGC);
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}
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/******************************************************************************/
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void
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rdpPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode,
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int npt, DDXPointPtr pptInit)
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{
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RegionRec clip_reg;
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int num_clips;
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int cd;
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int i;
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int j;
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int got_id;
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int dirty_type;
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int post_process;
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int reset_surface;
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BoxRec box;
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xSegment *segs;
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int nseg;
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struct image_data id;
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WindowPtr pDstWnd;
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PixmapPtr pDstPixmap;
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rdpPixmapRec *pDstPriv;
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rdpPixmapRec *pDirtyPriv;
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LLOGLN(10, ("rdpPolylines:"));
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LLOGLN(10, (" npt %d mode %d x %d y %d", npt, mode,
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pDrawable->x, pDrawable->y));
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#if 0
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LLOGLN(0, (" points"));
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for (i = 0; i < npt; i++)
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{
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LLOGLN(0, (" %d %d", pptInit[i].x, pptInit[i].y));
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}
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#endif
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/* convert lines to line segments */
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nseg = npt - 1;
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segs = 0;
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if (npt > 1)
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{
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segs = (xSegment *)g_malloc(sizeof(xSegment) * nseg, 0);
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segs[0].x1 = pptInit[0].x + pDrawable->x;
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segs[0].y1 = pptInit[0].y + pDrawable->y;
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if (mode == CoordModeOrigin)
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{
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segs[0].x2 = pptInit[1].x + pDrawable->x;
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segs[0].y2 = pptInit[1].y + pDrawable->y;
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for (i = 2; i < npt; i++)
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{
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segs[i - 1].x1 = segs[i - 2].x2;
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segs[i - 1].y1 = segs[i - 2].y2;
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segs[i - 1].x2 = pptInit[i].x + pDrawable->x;
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segs[i - 1].y2 = pptInit[i].y + pDrawable->y;
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}
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}
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else
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{
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segs[0].x2 = segs[0].x1 + pptInit[1].x;
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segs[0].y2 = segs[0].y1 + pptInit[1].y;
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for (i = 2; i < npt; i++)
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{
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segs[i - 1].x1 = segs[i - 2].x2;
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segs[i - 1].y1 = segs[i - 2].y2;
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segs[i - 1].x2 = segs[i - 1].x1 + pptInit[i].x;
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segs[i - 1].y2 = segs[i - 1].y1 + pptInit[i].y;
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}
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}
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}
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else
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{
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LLOGLN(0, ("rdpPolylines: weird npt [%d]", npt));
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}
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#if 0
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LLOGLN(0, (" segments"));
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for (i = 0; i < nseg; i++)
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{
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LLOGLN(0, (" %d %d %d %d", segs[i].x1, segs[i].y1,
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segs[i].x2, segs[i].y2));
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}
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#endif
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/* do original call */
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rdpPolylinesOrg(pDrawable, pGC, mode, npt, pptInit);
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dirty_type = 0;
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pDirtyPriv = 0;
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post_process = 0;
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reset_surface = 0;
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got_id = 0;
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if (pDrawable->type == DRAWABLE_PIXMAP)
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{
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pDstPixmap = (PixmapPtr)pDrawable;
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pDstPriv = GETPIXPRIV(pDstPixmap);
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if (xrdp_is_os(pDstPixmap, pDstPriv))
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{
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post_process = 1;
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if (g_do_dirty_os)
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{
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LLOGLN(10, ("rdpPolylines: gettig dirty"));
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pDstPriv->is_dirty = 1;
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pDirtyPriv = pDstPriv;
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dirty_type = RDI_IMGLL;
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}
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else
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{
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rdpup_switch_os_surface(pDstPriv->rdpindex);
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reset_surface = 1;
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rdpup_get_pixmap_image_rect(pDstPixmap, &id);
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got_id = 1;
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}
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}
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}
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else
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{
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if (pDrawable->type == DRAWABLE_WINDOW)
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{
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pDstWnd = (WindowPtr)pDrawable;
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if (pDstWnd->viewable)
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{
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post_process = 1;
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if (g_do_dirty_ons)
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{
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LLOGLN(10, ("rdpPolylines: gettig dirty"));
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g_screenPriv.is_dirty = 1;
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pDirtyPriv = &g_screenPriv;
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dirty_type = RDI_IMGLL;
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}
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else
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{
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rdpup_get_screen_image_rect(&id);
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got_id = 1;
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}
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}
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}
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}
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if (!post_process)
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{
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g_free(segs);
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return;
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}
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RegionInit(&clip_reg, NullBox, 0);
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cd = rdp_get_clip(&clip_reg, pDrawable, pGC);
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if (cd == 1)
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{
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if (segs != 0)
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{
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if (dirty_type != 0)
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{
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RegionUninit(&clip_reg);
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RegionInit(&clip_reg, NullBox, 0);
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RegionAroundSegs(&clip_reg, segs, nseg);
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draw_item_add_line_region(pDirtyPriv, &clip_reg, pGC->fgPixel,
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pGC->alu, pGC->lineWidth, segs, nseg, 0);
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}
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else if (got_id)
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{
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rdpup_begin_update();
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rdpup_set_fgcolor(pGC->fgPixel);
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rdpup_set_opcode(pGC->alu);
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rdpup_set_pen(0, pGC->lineWidth);
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for (i = 0; i < nseg; i++)
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{
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rdpup_draw_line(segs[i].x1, segs[i].y1, segs[i].x2, segs[i].y2);
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}
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rdpup_set_opcode(GXcopy);
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rdpup_end_update();
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}
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}
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}
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else if (cd == 2)
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{
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num_clips = REGION_NUM_RECTS(&clip_reg);
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if (nseg != 0 && num_clips > 0)
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{
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if (dirty_type != 0)
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{
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draw_item_add_line_region(pDirtyPriv, &clip_reg, pGC->fgPixel,
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pGC->alu, pGC->lineWidth, segs, nseg, 0);
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}
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else if (got_id)
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{
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rdpup_begin_update();
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rdpup_set_fgcolor(pGC->fgPixel);
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rdpup_set_opcode(pGC->alu);
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rdpup_set_pen(0, pGC->lineWidth);
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for (j = num_clips - 1; j >= 0; j--)
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{
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box = REGION_RECTS(&clip_reg)[j];
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rdpup_set_clip(box.x1, box.y1, box.x2 - box.x1, box.y2 - box.y1);
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for (i = 0; i < nseg; i++)
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{
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rdpup_draw_line(segs[i].x1, segs[i].y1, segs[i].x2, segs[i].y2);
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}
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}
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rdpup_reset_clip();
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rdpup_set_opcode(GXcopy);
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rdpup_end_update();
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}
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}
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}
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g_free(segs);
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RegionUninit(&clip_reg);
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if (reset_surface)
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{
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rdpup_switch_os_surface(-1);
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}
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}
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