common canvas: ++ case cover exception scenarios.

Do not update the paint if it's not pushed in the canvas.

Change-Id: I5cfd0e107389eac0e2b0947593bef1f6bc7215f5

diff --git a/src/lib/tvgCanvasImpl.h b/src/lib/tvgCanvasImpl.h
index 11fe8b9..e4f0376 100644 (file)
--- a/src/lib/tvgCanvasImpl.h
+++ b/src/lib/tvgCanvasImpl.h
@@ -62,7 +62,7 @@ struct Canvas::Impl
         //Clear render target before drawing
         if (!renderer || !renderer->clear()) return Result::InsufficientCondition;
 
-        //free paints
+        //Free paints
         for (auto paint = paints.data; paint < (paints.data + paints.count); ++paint) {
             (*paint)->pImpl->dispose(*renderer);
             if (free) delete(*paint);
@@ -90,7 +90,14 @@ struct Canvas::Impl
 
         //Update single paint node
         if (paint) {
-            paint->pImpl->update(*renderer, nullptr, 255, clips, flag);
+            //Optimize Me: Can we skip the searching?
+            for (auto paint2 = paints.data; paint2 < (paints.data + paints.count); ++paint2) {
+                if ((*paint2) == paint) {
+                    paint->pImpl->update(*renderer, nullptr, 255, clips, flag);
+                    return Result::Success;
+                }
+            }
+            return Result::InsufficientCondition;
         //Update all retained paint nodes
         } else {
             for (auto paint = paints.data; paint < (paints.data + paints.count); ++paint) {
@@ -121,6 +128,7 @@ struct Canvas::Impl
     Result sync()
     {
         if (!drawing) return Result::InsufficientCondition;
+
         if (renderer->sync()) {
             drawing = false;
             return Result::Success;

diff --git a/src/lib/tvgPaint.h b/src/lib/tvgPaint.h
index f40345f..b0dadd2 100644 (file)
--- a/src/lib/tvgPaint.h
+++ b/src/lib/tvgPaint.h
@@ -48,8 +48,8 @@ namespace tvg
         uint32_t flag = RenderUpdateFlag::None;
         Paint* cmpTarget = nullptr;
         CompositeMethod cmpMethod = CompositeMethod::None;
-        uint8_t opacity = 255;
         PaintType type;
+        uint8_t opacity = 255;
 
         ~Impl() {
             if (cmpTarget) delete(cmpTarget);