experiment/fiddle

experimental/fiddle/draw.cpp

+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+// This is an example of the translation unit that needs to be
+// assembled by the fiddler program to compile into a fiddle: an
+// implementation of the GetDrawOptions() and draw() functions.
+
+#include "fiddle_main.h"
+DrawOptions GetDrawOptions() {
+    // path *should* be absolute.
+    static const char path[] = "../../resources/color_wheel.png";
+    return DrawOptions(256, 256, true, true, true, true, path);
+}
+void draw(SkCanvas* canvas) {
+    canvas->clear(SK_ColorWHITE);
+    SkMatrix matrix;
+    matrix.setScale(0.75f, 0.75f);
+    matrix.preRotate(30.0f);
+    SkShader* shader =
+            SkShader::CreateBitmapShader(source, SkShader::kRepeat_TileMode,
+                                         SkShader::kRepeat_TileMode, &matrix);
+    SkPaint paint;
+    paint.setShader(shader);
+    shader->unref();
+    canvas->drawPaint(paint);
+}