74587d8943
Bug: skia:9334 Change-Id: I54a70c529b520538a3c8050a5592bbf419dd1890 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/234355 Commit-Queue: Yuqian Li <liyuqian@google.com> Auto-Submit: Yuqian Li <liyuqian@google.com> Reviewed-by: Mike Klein <mtklein@google.com>
150 lines
3.7 KiB
C++
150 lines
3.7 KiB
C++
/*
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* Copyright 2014 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/gm.h"
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkPath.h"
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#include "include/core/SkPicture.h"
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#include "include/core/SkPictureRecorder.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkSize.h"
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#include "include/core/SkString.h"
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static sk_sp<SkPicture> make_picture() {
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SkPictureRecorder rec;
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SkCanvas* canvas = rec.beginRecording(100, 100);
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SkPaint paint;
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paint.setAntiAlias(true);
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SkPath path;
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paint.setColor(0x800000FF);
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canvas->drawRect(SkRect::MakeWH(100, 100), paint);
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paint.setColor(0x80FF0000);
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path.moveTo(0, 0); path.lineTo(100, 0); path.lineTo(100, 100);
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canvas->drawPath(path, paint);
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paint.setColor(0x8000FF00);
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path.reset(); path.moveTo(0, 0); path.lineTo(100, 0); path.lineTo(0, 100);
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canvas->drawPath(path, paint);
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paint.setColor(0x80FFFFFF);
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paint.setBlendMode(SkBlendMode::kPlus);
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canvas->drawRect(SkRect::MakeXYWH(25, 25, 50, 50), paint);
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return rec.finishRecordingAsPicture();
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}
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// Exercise the optional arguments to drawPicture
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//
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class PictureGM : public skiagm::GM {
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public:
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PictureGM()
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: fPicture(nullptr)
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{}
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protected:
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void onOnceBeforeDraw() override {
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fPicture = make_picture();
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}
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SkString onShortName() override {
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return SkString("pictures");
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}
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SkISize onISize() override {
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return SkISize::Make(450, 120);
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}
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void onDraw(SkCanvas* canvas) override {
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canvas->translate(10, 10);
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SkMatrix matrix;
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SkPaint paint;
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canvas->drawPicture(fPicture);
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matrix.setTranslate(110, 0);
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canvas->drawPicture(fPicture, &matrix, nullptr);
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matrix.postTranslate(110, 0);
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canvas->drawPicture(fPicture, &matrix, &paint);
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paint.setAlphaf(0.5f);
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matrix.postTranslate(110, 0);
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canvas->drawPicture(fPicture, &matrix, &paint);
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}
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private:
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sk_sp<SkPicture> fPicture;
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typedef skiagm::GM INHERITED;
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};
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// Exercise drawing a picture with a cull rect of non-zero top-left corner.
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//
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// See skbug.com/9334, which would fail
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// ```
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// dm -m picture_cull_rect --config serialize-8888
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// ```
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// until that bug is fixed.
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class PictureCullRectGM : public skiagm::GM {
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public:
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PictureCullRectGM()
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: fPicture(nullptr)
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{}
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protected:
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void onOnceBeforeDraw() override {
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SkPictureRecorder rec;
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SkRTreeFactory rtreeFactory;
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SkCanvas* canvas = rec.beginRecording(100, 100, &rtreeFactory);
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SkPaint paint;
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paint.setAntiAlias(false);
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SkRect rect = SkRect::MakeLTRB(0, 80, 100, 100);
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// Make picture complex enough to trigger the cull rect and bbh (RTree) computations.
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// (A single drawRect won't trigger it.)
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paint.setColor(0x800000FF);
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canvas->drawRect(rect, paint);
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canvas->drawOval(rect, paint);
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fPicture = rec.finishRecordingAsPicture();
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SkASSERT(fPicture->cullRect().top() == 80);
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}
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SkString onShortName() override {
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return SkString("picture_cull_rect");
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}
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SkISize onISize() override {
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return SkISize::Make(120, 120);
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}
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void onDraw(SkCanvas* canvas) override {
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canvas->clipRect(SkRect::MakeLTRB(0, 60, 120, 120));
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canvas->translate(10, 10);
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canvas->drawPicture(fPicture);
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}
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private:
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sk_sp<SkPicture> fPicture;
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typedef skiagm::GM INHERITED;
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};
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DEF_GM(return new PictureGM;)
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DEF_GM(return new PictureCullRectGM;)
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