SKPs-as-benches in nanobench

bench/SKPBench.cpp

+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SKPBench.h"
+
+SKPBench::SKPBench(const char* name, const SkPicture* pic, const SkIRect& clip, SkScalar scale)
+    : fPic(SkRef(pic))
+    , fClip(clip)
+    , fScale(scale) {
+    fName.printf("%s_%.2g", name, scale);
+}
+
+const char* SKPBench::onGetName() {
+    return fName.c_str();
+}
+
+bool SKPBench::isSuitableFor(Backend backend) {
+    return backend != kNonRendering_Backend;
+}
+
+SkIPoint SKPBench::onGetSize() {
+    return SkIPoint::Make(fClip.width(), fClip.height());
+}
+
+void SKPBench::onDraw(const int loops, SkCanvas* canvas) {
+    canvas->save();
+        canvas->scale(fScale, fScale);
+        for (int i = 0; i < loops; i++) {
+            fPic->draw(canvas);
+            canvas->flush();
+        }
+    canvas->restore();
+}