| /* |
| * 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 "gm/gm.h" |
| #include "include/core/SkBBHFactory.h" |
| #include "include/core/SkBlendMode.h" |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkPath.h" |
| #include "include/core/SkPicture.h" |
| #include "include/core/SkPictureRecorder.h" |
| #include "include/core/SkRect.h" |
| #include "include/core/SkRefCnt.h" |
| #include "include/core/SkSize.h" |
| #include "include/core/SkString.h" |
| |
| static sk_sp<SkPicture> make_picture() { |
| SkPictureRecorder rec; |
| SkCanvas* canvas = rec.beginRecording(100, 100); |
| |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| |
| paint.setColor(0x800000FF); |
| canvas->drawRect(SkRect::MakeWH(100, 100), paint); |
| |
| paint.setColor(0x80FF0000); |
| canvas->drawPath(SkPath::Polygon({{0, 0}, {100, 0}, {100, 100}}, false), paint); |
| |
| paint.setColor(0x8000FF00); |
| canvas->drawPath(SkPath::Polygon({{0, 0}, {100, 0}, {0, 100}}, false), paint); |
| |
| paint.setColor(0x80FFFFFF); |
| paint.setBlendMode(SkBlendMode::kPlus); |
| canvas->drawRect(SkRect::MakeXYWH(25, 25, 50, 50), paint); |
| |
| return rec.finishRecordingAsPicture(); |
| } |
| |
| // Exercise the optional arguments to drawPicture |
| // |
| class PictureGM : public skiagm::GM { |
| public: |
| PictureGM() |
| : fPicture(nullptr) |
| {} |
| |
| protected: |
| void onOnceBeforeDraw() override { |
| fPicture = make_picture(); |
| } |
| |
| SkString getName() const override { return SkString("pictures"); } |
| |
| SkISize getISize() override { return SkISize::Make(450, 120); } |
| |
| void onDraw(SkCanvas* canvas) override { |
| canvas->translate(10, 10); |
| |
| SkMatrix matrix; |
| SkPaint paint; |
| |
| canvas->drawPicture(fPicture); |
| |
| matrix.setTranslate(110, 0); |
| canvas->drawPicture(fPicture, &matrix, nullptr); |
| |
| matrix.postTranslate(110, 0); |
| canvas->drawPicture(fPicture, &matrix, &paint); |
| |
| paint.setAlphaf(0.5f); |
| matrix.postTranslate(110, 0); |
| canvas->drawPicture(fPicture, &matrix, &paint); |
| } |
| |
| private: |
| sk_sp<SkPicture> fPicture; |
| |
| using INHERITED = skiagm::GM; |
| }; |
| |
| // Exercise drawing a picture with a cull rect of non-zero top-left corner. |
| // |
| // See skbug.com/9334, which would fail |
| // ``` |
| // dm -m picture_cull_rect --config serialize-8888 |
| // ``` |
| // until that bug is fixed. |
| class PictureCullRectGM : public skiagm::GM { |
| public: |
| PictureCullRectGM() |
| : fPicture(nullptr) |
| {} |
| |
| protected: |
| void onOnceBeforeDraw() override { |
| SkPictureRecorder rec; |
| SkRTreeFactory rtreeFactory; |
| SkCanvas* canvas = rec.beginRecording(100, 100, &rtreeFactory); |
| |
| SkPaint paint; |
| paint.setAntiAlias(false); |
| |
| SkRect rect = SkRect::MakeLTRB(0, 80, 100, 100); |
| |
| // Make picture complex enough to trigger the cull rect and bbh (RTree) computations. |
| // (A single drawRect won't trigger it.) |
| paint.setColor(0x800000FF); |
| canvas->drawRect(rect, paint); |
| canvas->drawOval(rect, paint); |
| |
| fPicture = rec.finishRecordingAsPicture(); |
| |
| SkASSERT(fPicture->cullRect().top() == 80); |
| } |
| |
| SkString getName() const override { return SkString("picture_cull_rect"); } |
| |
| SkISize getISize() override { return SkISize::Make(120, 120); } |
| |
| void onDraw(SkCanvas* canvas) override { |
| canvas->clipRect(SkRect::MakeLTRB(0, 60, 120, 120)); |
| canvas->translate(10, 10); |
| canvas->drawPicture(fPicture); |
| } |
| |
| private: |
| sk_sp<SkPicture> fPicture; |
| |
| using INHERITED = skiagm::GM; |
| }; |
| |
| DEF_GM(return new PictureGM;) |
| DEF_GM(return new PictureCullRectGM;) |