add gm for rrect, and rrect.inset/outset
git-svn-id: http://skia.googlecode.com/svn/trunk@6832 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/rrect.cpp b/gm/rrect.cpp
new file mode 100644
index 0000000..62ca533
--- /dev/null
+++ b/gm/rrect.cpp
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2012 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 "SkRRect.h"
+#include "SkPath.h"
+
+static void draw_rrect_color(SkCanvas* canvas, const SkRRect& rrect) {
+ SkPaint paint;
+ paint.setAntiAlias(true);
+
+ if (rrect.isRect()) {
+ paint.setColor(SK_ColorRED);
+ } else if (rrect.isOval()) {
+ paint.setColor(SK_ColorGREEN);
+ } else if (rrect.isSimple()) {
+ paint.setColor(SK_ColorBLUE);
+ } else {
+ paint.setColor(SK_ColorGRAY);
+ }
+ canvas->drawRRect(rrect, paint);
+}
+
+static void drawrr(SkCanvas* canvas, const SkRRect& rrect) {
+ SkRRect inner, outer, inner2;
+
+ SkScalar dx = 30;
+ SkScalar dy = 30;
+
+ rrect.outset(dx, dy, &outer);
+ rrect.inset(dx/2, dy/2, &inner);
+ rrect.inset(dx, dy, &inner2);
+
+ draw_rrect_color(canvas, outer);
+ draw_rrect_color(canvas, rrect);
+ draw_rrect_color(canvas, inner);
+ draw_rrect_color(canvas, inner2);
+
+ SkPaint paint;
+ paint.setAntiAlias(true);
+ paint.setStyle(SkPaint::kStroke_Style);
+ paint.setColor(SK_ColorDKGRAY);
+ canvas->drawRRect(rrect, paint);
+ canvas->drawRRect(inner, paint);
+ canvas->drawRRect(inner2, paint);
+}
+
+class RRectGM : public skiagm::GM {
+public:
+ RRectGM() {}
+
+protected:
+ virtual SkString onShortName() {
+ return SkString("rrect");
+ }
+
+ virtual SkISize onISize() {
+ return SkISize::Make(640, 480);
+ }
+
+ virtual void onDraw(SkCanvas* canvas) {
+ SkRRect rrect[4];
+ SkRect r = { 0, 0, 120, 240 };
+ SkVector radii[4] = {
+ { 0, 0 }, { 20, 20 }, { 10, 40 }, { 40, 40 }
+ };
+
+ rrect[0].setRect(r);
+ rrect[1].setOval(r);
+ rrect[2].setRectXY(r, 20, 20);
+ rrect[3].setRectRadii(r, radii);
+
+ canvas->translate(50, 50);
+ for (size_t i = 0; i < SK_ARRAY_COUNT(rrect); ++i) {
+ drawrr(canvas, rrect[i]);
+ canvas->translate(rrect[i].width() * 2, 0);
+ }
+ }
+
+private:
+ typedef GM INHERITED;
+};
+
+DEF_GM( return new RRectGM; )
+