gm/pathopsskpclip.cpp

   1 /*
   2  * Copyright 2013 Google Inc.
   3  *
   4  * Use of this source code is governed by a BSD-style license that can be
   5  * found in the LICENSE file.
   6  */
   7
   8 #include "gm.h"
   9 #include "SkBitmap.h"
  10 #include "SkCanvas.h"
  11 #include "SkClipStack.h"
  12 #include "SkPath.h"
  13 #include "SkPathOps.h"
  14 #include "SkPicture.h"
  15 #include "SkPictureRecorder.h"
  16 #include "SkRect.h"
  17
  18 namespace skiagm {
  19
  20 class PathOpsSkpClipGM : public GM {
  21 public:
  22     PathOpsSkpClipGM() {
  23     }
  24
  25 protected:
  26     SkString onShortName() override {
  27         return SkString("pathopsskpclip");
  28     }
  29
  30     SkISize onISize() override {
  31         return SkISize::Make(1200, 900);
  32     }
  33
  34     void onDraw(SkCanvas* canvas) override {
  35         SkPictureRecorder recorder;
  36         SkCanvas* rec = recorder.beginRecording(1200, 900, nullptr, 0);
  37         SkPath p;
  38         SkRect r = {
  39             SkIntToScalar(100),
  40             SkIntToScalar(200),
  41             SkIntToScalar(400),
  42             SkIntToScalar(700)
  43         };
  44         p.addRoundRect(r, SkIntToScalar(50), SkIntToScalar(50));
  45         rec->clipPath(p, true);
  46         rec->translate(SkIntToScalar(250), SkIntToScalar(250));
  47         rec->clipPath(p, true);
  48         rec->drawColor(0xffff0000);
  49         sk_sp<SkPicture> pict(recorder.finishRecordingAsPicture());
  50
  51         canvas->setAllowSimplifyClip(true);
  52         canvas->save();
  53         canvas->drawPicture(pict);
  54         canvas->restore();
  55
  56         canvas->setAllowSimplifyClip(false);
  57         canvas->save();
  58         canvas->translate(SkIntToScalar(1200 / 2), 0);
  59         canvas->drawPicture(pict);
  60         canvas->restore();
  61     }
  62
  63 private:
  64     typedef GM INHERITED;
  65 };
  66
  67 //////////////////////////////////////////////////////////////////////////////
  68
  69 static GM* MyFactory(void*) { return new PathOpsSkpClipGM; }
  70 static GMRegistry reg(MyFactory);
  71
  72 }