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-rw-r--r--chromium/third_party/skia/gm/hittestpath.cpp79
1 files changed, 79 insertions, 0 deletions
diff --git a/chromium/third_party/skia/gm/hittestpath.cpp b/chromium/third_party/skia/gm/hittestpath.cpp
new file mode 100644
index 00000000000..d971db9282b
--- /dev/null
+++ b/chromium/third_party/skia/gm/hittestpath.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2011 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gm.h"
+#include "SkCanvas.h"
+#include "SkCullPoints.h"
+#include "SkRandom.h"
+
+static void test_hittest(SkCanvas* canvas, const SkPath& path) {
+ SkPaint paint;
+ SkRect r = path.getBounds();
+
+ paint.setColor(SK_ColorRED);
+ canvas->drawPath(path, paint);
+
+ const SkScalar MARGIN = SkIntToScalar(4);
+
+ paint.setColor(0x800000FF);
+ for (SkScalar y = r.fTop + SK_ScalarHalf - MARGIN; y < r.fBottom + MARGIN; y += SK_Scalar1) {
+ for (SkScalar x = r.fLeft + SK_ScalarHalf - MARGIN; x < r.fRight + MARGIN; x += SK_Scalar1) {
+ if (path.contains(x, y)) {
+ canvas->drawPoint(x, y, paint);
+ }
+ }
+ }
+}
+
+class HitTestPathGM : public skiagm::GM {
+public:
+ HitTestPathGM () {}
+
+protected:
+ virtual uint32_t onGetFlags() const SK_OVERRIDE {
+ return kSkipTiled_Flag;
+ }
+
+ virtual SkString onShortName() {
+ return SkString("hittestpath");
+ }
+
+ virtual SkISize onISize() { return SkISize::Make(700, 460); }
+
+ virtual void onDraw(SkCanvas* canvas) {
+ SkPath path;
+ SkLCGRandom rand;
+
+ int scale = 300;
+ for (int i = 0; i < 4; ++i) {
+ path.lineTo(rand.nextUScalar1() * scale, rand.nextUScalar1() * scale);
+ path.quadTo(rand.nextUScalar1() * scale, rand.nextUScalar1() * scale,
+ rand.nextUScalar1() * scale, rand.nextUScalar1() * scale);
+ path.cubicTo(rand.nextUScalar1() * scale, rand.nextUScalar1() * scale,
+ rand.nextUScalar1() * scale, rand.nextUScalar1() * scale,
+ rand.nextUScalar1() * scale, rand.nextUScalar1() * scale);
+ }
+
+ path.setFillType(SkPath::kEvenOdd_FillType);
+ path.offset(SkIntToScalar(20), SkIntToScalar(20));
+
+ test_hittest(canvas, path);
+
+ canvas->translate(SkIntToScalar(scale), 0);
+ path.setFillType(SkPath::kWinding_FillType);
+
+ test_hittest(canvas, path);
+ }
+
+private:
+ typedef GM INHERITED;
+};
+
+//////////////////////////////////////////////////////////////////////////////
+
+static skiagm::GM* MyFactory(void*) { return new HitTestPathGM; }
+static skiagm::GMRegistry reg(MyFactory);