e0e7cfe44b
The goal here is to get people to start using the new random number generator, while leaving the old one in place so we don't have to rebaseline GMs. R=reed@google.com, bsalomon@google.com Author: jvanverth@google.com Review URL: https://chromiumcodereview.appspot.com/23576015 git-svn-id: http://skia.googlecode.com/svn/trunk@11169 2bbb7eff-a529-9590-31e7-b0007b416f81
126 lines
3.4 KiB
C++
126 lines
3.4 KiB
C++
/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm.h"
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#include "SkRandom.h"
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#include "SkRRect.h"
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namespace skiagm {
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// Test out various combinations of nested rects, ovals and rrects.
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class NestedGM : public GM {
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public:
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NestedGM(bool doAA) : fDoAA(doAA) {
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this->setBGColor(0xFFDDDDDD);
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}
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protected:
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virtual SkString onShortName() SK_OVERRIDE {
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SkString name("nested");
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if (fDoAA) {
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name.append("_aa");
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} else {
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name.append("_bw");
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}
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return name;
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}
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virtual SkISize onISize() SK_OVERRIDE {
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return make_isize(kImageWidth, kImageHeight);
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}
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enum Shapes {
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kRect_Shape = 0,
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kRRect_Shape,
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kOval_Shape,
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kShapeCount
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};
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static void AddShape(SkPath* path, const SkRect& rect, Shapes shape, SkPath::Direction dir) {
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switch (shape) {
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case kRect_Shape:
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path->addRect(rect, dir);
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break;
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case kRRect_Shape: {
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SkRRect rr;
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rr.setRectXY(rect, 5, 5);
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path->addRRect(rr, dir);
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break;
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}
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case kOval_Shape:
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path->addOval(rect, dir);
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break;
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default:
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break;
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}
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}
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virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
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SkPaint shapePaint;
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shapePaint.setColor(SK_ColorBLACK);
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shapePaint.setAntiAlias(fDoAA);
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SkRect outerRect = SkRect::MakeWH(40, 40);
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SkRect innerRects[] = {
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{ 10, 10, 30, 30 }, // small
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{ .5f, 18, 4.5f, 22 } // smaller and offset to left
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};
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// draw a background pattern to make transparency errors more apparent
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SkRandom rand;
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for (int y = 0; y < kImageHeight; y += 10) {
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for (int x = 0; x < kImageWidth; x += 10) {
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SkRect r = SkRect::MakeXYWH(SkIntToScalar(x),
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SkIntToScalar(y),
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10, 10);
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SkPaint p;
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p.setColor(rand.nextU() | 0xFF000000);
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canvas->drawRect(r, p);
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}
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}
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canvas->translate(2, 2);
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for (int outerShape = 0; outerShape < kShapeCount; ++outerShape) {
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canvas->save();
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for (int innerShape = 0; innerShape < kShapeCount; ++innerShape) {
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for (size_t innerRect = 0; innerRect < SK_ARRAY_COUNT(innerRects); ++innerRect) {
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SkPath path;
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AddShape(&path, outerRect, (Shapes) outerShape, SkPath::kCW_Direction);
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AddShape(&path, innerRects[innerRect], (Shapes) innerShape,
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SkPath::kCCW_Direction);
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canvas->drawPath(path, shapePaint);
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canvas->translate(45, 0);
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}
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}
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canvas->restore();
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canvas->translate(0, 45);
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}
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}
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private:
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static const int kImageWidth = 269;
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static const int kImageHeight = 134;
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bool fDoAA;
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typedef GM INHERITED;
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};
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///////////////////////////////////////////////////////////////////////////////
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DEF_GM( return new NestedGM(true); )
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DEF_GM( return new NestedGM(false); )
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}
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