Initial Cairo rendering commit: solid shapes, gradients, opacity and patterns

(bzr r9508.1.1)

1 files changed, 8 insertions, 14 deletions

diff --git a/src/display/canvas-bpath.cpp b/src/display/canvas-bpath.cpp
index c47806615..5726fef02 100644
--- a/src/display/canvas-bpath.cpp
+++ b/src/display/canvas-bpath.cpp
@@ -149,8 +149,6 @@ sp_canvas_bpath_render (SPCanvasItem *item, SPCanvasBuf *buf)
 {
     SPCanvasBPath *cbp = SP_CANVAS_BPATH (item);
 
-    sp_canvas_prepare_buffer(buf);
-
     Geom::Rect area (Geom::Point(buf->rect.x0, buf->rect.y0), Geom::Point(buf->rect.x1, buf->rect.y1));
 
     if ( !cbp->curve  || 
@@ -164,33 +162,29 @@ sp_canvas_bpath_render (SPCanvasItem *item, SPCanvasBuf *buf)
     bool dofill = ((cbp->fill_rgba & 0xff) != 0);
     bool dostroke = ((cbp->stroke_rgba & 0xff) != 0);
 
-    cairo_set_tolerance(buf->ct, 1.25); // low quality, but good enough for canvas items
+    cairo_set_tolerance(buf->ct, 0.5);
     cairo_new_path(buf->ct);
 
-    if (!dofill)
-        feed_pathvector_to_cairo (buf->ct, cbp->curve->get_pathvector(), cbp->affine, area, true, 1);
-    else
-        feed_pathvector_to_cairo (buf->ct, cbp->curve->get_pathvector(), cbp->affine, area, false, 1);
+    feed_pathvector_to_cairo (buf->ct, cbp->curve->get_pathvector(), cbp->affine, area,
+        /* optimized_stroke = */ !dofill, 1);
 
     if (dofill) {
         // RGB / BGR
-        cairo_set_source_rgba(buf->ct, SP_RGBA32_B_F(cbp->fill_rgba), SP_RGBA32_G_F(cbp->fill_rgba), SP_RGBA32_R_F(cbp->fill_rgba), SP_RGBA32_A_F(cbp->fill_rgba));
+        ink_cairo_set_source_rgba32(buf->ct, cbp->fill_rgba);
         cairo_set_fill_rule(buf->ct, cbp->fill_rule == SP_WIND_RULE_EVENODD? CAIRO_FILL_RULE_EVEN_ODD
                             : CAIRO_FILL_RULE_WINDING);
-        if (dostroke)
-            cairo_fill_preserve(buf->ct);
-        else 
-            cairo_fill(buf->ct);
+        cairo_fill_preserve(buf->ct);
     }
 
     if (dostroke) {
-        // RGB / BGR
-        cairo_set_source_rgba(buf->ct, SP_RGBA32_B_F(cbp->stroke_rgba), SP_RGBA32_G_F(cbp->stroke_rgba), SP_RGBA32_R_F(cbp->stroke_rgba), SP_RGBA32_A_F(cbp->stroke_rgba));
+        ink_cairo_set_source_rgba32(buf->ct, cbp->stroke_rgba);
         cairo_set_line_width(buf->ct, 1);
         if (cbp->dashes[0] != 0 && cbp->dashes[1] != 0) {
             cairo_set_dash (buf->ct, cbp->dashes, 2, 0);
         }
         cairo_stroke(buf->ct);
+    } else {
+        cairo_new_path(buf->ct);
     }
 }