Skia Merge (revision 1116)

There is a companion change in external/webkit

Change-Id: I1c4110e7520bbef3f4e5f9551adb7ec79ac1e3ed

1 files changed, 88 insertions, 0 deletions

diff --git a/gm/strokerects.cpp b/gm/strokerects.cpp
new file mode 100644
index 0000000..b716407
--- /dev/null
+++ b/gm/strokerects.cpp
@@ -0,0 +1,88 @@
+/*
+    Copyright 2011 Google Inc.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+ */
+
+
+#include "gm.h"
+#include "SkRandom.h"
+
+namespace skiagm {
+
+#define W   400
+#define H   400
+#define N   100
+
+static const SkScalar SW = SkIntToScalar(W);
+static const SkScalar SH = SkIntToScalar(H);
+
+class StrokeRectGM : public GM {
+public:
+	StrokeRectGM() {}
+    
+protected:
+    virtual SkString onShortName() {
+        return SkString("strokerects");
+    }
+
+	virtual SkISize onISize() {
+        return make_isize(W*2, H*2);
+    }
+
+    static void rnd_rect(SkRect* r, SkRandom& rand) {
+        SkScalar x = rand.nextUScalar1() * W;
+        SkScalar y = rand.nextUScalar1() * H;
+        SkScalar w = rand.nextUScalar1() * (W >> 2);
+        SkScalar h = rand.nextUScalar1() * (H >> 2);
+        
+        r->set(x, y, x + w, y + h);
+        r->offset(-w/2 + rand.nextSScalar1(), -h/2 +  + rand.nextSScalar1());
+    }
+
+    virtual void onDraw(SkCanvas* canvas) {
+        canvas->drawColor(SK_ColorWHITE);
+
+        SkPaint paint;
+        paint.setStyle(SkPaint::kStroke_Style);
+
+        for (int y = 0; y < 2; y++) {
+            paint.setAntiAlias(!!y);
+            for (int x = 0; x < 2; x++) {
+                paint.setStrokeWidth(x * SkIntToScalar(3));
+
+                SkAutoCanvasRestore acr(canvas, true);
+                canvas->translate(SW * x, SH * y);
+                canvas->clipRect(SkRect::MakeLTRB(2, 2, SW - 2, SH - 2));
+
+                SkRandom rand;
+                for (int i = 0; i < N; i++) {
+                    SkRect r;
+                    rnd_rect(&r, rand);
+                    canvas->drawRect(r, paint);
+                }
+            }
+        }
+    }
+    
+private:
+    typedef GM INHERITED;
+};
+
+//////////////////////////////////////////////////////////////////////////////
+
+static GM* MyFactory(void*) { return new StrokeRectGM; }
+static GMRegistry reg(MyFactory);
+
+}
+