static void fz_drawfillpath(void *user, fz_path *path, int evenodd, fz_matrix ctm, fz_colorspace *colorspace, float *color, float alpha) { fz_drawdevice *dev = user; fz_colorspace *model = dev->dest->colorspace; float expansion = fz_matrixexpansion(ctm); float flatness = 0.3f / expansion; unsigned char colorbv[FZ_MAXCOLORS + 1]; float colorfv[FZ_MAXCOLORS]; fz_bbox bbox; int i; fz_resetgel(dev->gel, dev->scissor); fz_fillpath(dev->gel, path, ctm, flatness); fz_sortgel(dev->gel); bbox = fz_boundgel(dev->gel); bbox = fz_intersectbbox(bbox, dev->scissor); if (fz_isemptyrect(bbox)) return; fz_convertcolor(colorspace, color, model, colorfv); for (i = 0; i < model->n; i++) colorbv[i] = colorfv[i] * 255; colorbv[i] = alpha * 255; fz_scanconvert(dev->gel, dev->ael, evenodd, bbox, dev->dest, colorbv); }
static fz_error * renderpath(fz_renderer *gc, fz_pathnode *path, fz_matrix ctm) { fz_error *error; float flatness; fz_irect gbox; fz_irect clip; flatness = 0.3 / fz_matrixexpansion(ctm); if (flatness < 0.1) flatness = 0.1; fz_resetgel(gc->gel, HS, VS); if (path->paint == FZ_STROKE) { if (path->dash) error = fz_dashpath(gc->gel, path, ctm, flatness); else error = fz_strokepath(gc->gel, path, ctm, flatness); } else error = fz_fillpath(gc->gel, path, ctm, flatness); if (error) return error; fz_sortgel(gc->gel); gbox = fz_boundgel(gc->gel); clip = fz_intersectirects(gc->clip, gbox); if (fz_isemptyrect(clip)) return nil; DEBUG("path %s;\n", path->paint == FZ_STROKE ? "stroke" : "fill"); if (gc->flag & FRGB) { return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->over, gc->rgb, 1); } else if (gc->flag & FOVER) { return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->over, nil, 1); } else { error = fz_newpixmapwithrect(&gc->dest, clip, 1); if (error) return error; fz_clearpixmap(gc->dest); return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->dest, nil, 0); } }
static void fz_drawclippath(void *user, fz_path *path, int evenodd, fz_matrix ctm) { fz_drawdevice *dev = user; fz_colorspace *model = dev->dest->colorspace; float expansion = fz_matrixexpansion(ctm); float flatness = 0.3f / expansion; fz_pixmap *mask, *dest; fz_bbox bbox; if (dev->top == STACKSIZE) { fz_warn("assert: too many buffers on stack"); return; } fz_resetgel(dev->gel, dev->scissor); fz_fillpath(dev->gel, path, ctm, flatness); fz_sortgel(dev->gel); bbox = fz_boundgel(dev->gel); bbox = fz_intersectbbox(bbox, dev->scissor); if (fz_isemptyrect(bbox) || fz_isrectgel(dev->gel)) { dev->stack[dev->top].scissor = dev->scissor; dev->stack[dev->top].mask = nil; dev->stack[dev->top].dest = nil; dev->scissor = bbox; dev->top++; return; } mask = fz_newpixmapwithrect(nil, bbox); dest = fz_newpixmapwithrect(model, bbox); fz_clearpixmap(mask, 0); fz_clearpixmap(dest, 0); fz_scanconvert(dev->gel, dev->ael, evenodd, bbox, mask, nil); dev->stack[dev->top].scissor = dev->scissor; dev->stack[dev->top].mask = mask; dev->stack[dev->top].dest = dev->dest; dev->scissor = bbox; dev->dest = dest; dev->top++; }
static void fz_drawclipstrokepath(void *user, fz_path *path, fz_strokestate *stroke, fz_matrix ctm) { fz_drawdevice *dev = user; fz_colorspace *model = dev->dest->colorspace; float expansion = fz_matrixexpansion(ctm); float flatness = 0.3f / expansion; float linewidth = stroke->linewidth; fz_pixmap *mask, *dest; fz_bbox bbox; if (dev->top == STACKSIZE) { fz_warn("assert: too many buffers on stack"); return; } if (linewidth * expansion < 0.1f) linewidth = 1 / expansion; fz_resetgel(dev->gel, dev->scissor); if (stroke->dashlen > 0) fz_dashpath(dev->gel, path, stroke, ctm, flatness, linewidth); else fz_strokepath(dev->gel, path, stroke, ctm, flatness, linewidth); fz_sortgel(dev->gel); bbox = fz_boundgel(dev->gel); bbox = fz_intersectbbox(bbox, dev->scissor); mask = fz_newpixmapwithrect(nil, bbox); dest = fz_newpixmapwithrect(model, bbox); fz_clearpixmap(mask, 0); fz_clearpixmap(dest, 0); if (!fz_isemptyrect(bbox)) fz_scanconvert(dev->gel, dev->ael, 0, bbox, mask, nil); dev->stack[dev->top].scissor = dev->scissor; dev->stack[dev->top].mask = mask; dev->stack[dev->top].dest = dev->dest; dev->scissor = bbox; dev->dest = dest; dev->top++; }
static void fz_drawstrokepath(void *user, fz_path *path, fz_strokestate *stroke, fz_matrix ctm, fz_colorspace *colorspace, float *color, float alpha) { fz_drawdevice *dev = user; fz_colorspace *model = dev->dest->colorspace; float expansion = fz_matrixexpansion(ctm); float flatness = 0.3f / expansion; float linewidth = stroke->linewidth; unsigned char colorbv[FZ_MAXCOLORS + 1]; float colorfv[FZ_MAXCOLORS]; fz_bbox bbox; int i; if (linewidth * expansion < 0.1f) linewidth = 1 / expansion; fz_resetgel(dev->gel, dev->scissor); if (stroke->dashlen > 0) fz_dashpath(dev->gel, path, stroke, ctm, flatness, linewidth); else fz_strokepath(dev->gel, path, stroke, ctm, flatness, linewidth); fz_sortgel(dev->gel); bbox = fz_boundgel(dev->gel); bbox = fz_intersectbbox(bbox, dev->scissor); if (fz_isemptyrect(bbox)) return; fz_convertcolor(colorspace, color, model, colorfv); for (i = 0; i < model->n; i++) colorbv[i] = colorfv[i] * 255; colorbv[i] = alpha * 255; fz_scanconvert(dev->gel, dev->ael, 0, bbox, dev->dest, colorbv); }
static fz_error * renderpath(fz_renderer *gc, fz_pathnode *path, fz_matrix ctm) { fz_error *error; float flatness; fz_irect gbox; fz_irect clip; float expansion = fz_matrixexpansion(ctm); flatness = 0.3 / expansion; if (flatness < 0.1) flatness = 0.1; fz_resetgel(gc->gel, gc->clip); if (path->paint == FZ_STROKE) { float lw = path->linewidth; /* Check for hairline */ if (lw * expansion < 0.1) { lw = 1.0f / expansion; } if (path->dash) error = fz_dashpath(gc->gel, path, ctm, flatness, lw); else error = fz_strokepath(gc->gel, path, ctm, flatness, lw); } else error = fz_fillpath(gc->gel, path, ctm, flatness); if (error) return error; fz_sortgel(gc->gel); gbox = fz_boundgel(gc->gel); clip = fz_intersectirects(gc->clip, gbox); if (fz_isemptyrect(clip)) return fz_okay; DEBUG("path %s;\n", path->paint == FZ_STROKE ? "stroke" : "fill"); if (gc->flag & FRGB) { DEBUG(" path rgb %d %d %d %d, %d %d %d\n", gc->argb[0], gc->argb[1], gc->argb[2], gc->argb[3], gc->argb[4], gc->argb[5], gc->argb[6]); return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->over, gc->argb, 1); } else if (gc->flag & FOVER) { return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->over, nil, 1); } else { error = fz_newpixmapwithrect(&gc->dest, clip, 1); if (error) return error; fz_clearpixmap(gc->dest); return fz_scanconvert(gc->gel, gc->ael, path->paint == FZ_EOFILL, clip, gc->dest, nil, 0); } }