submodule/skia/docs/examples/RRect_Corner.cpp

   1 // Copyright 2019 Google LLC.
   2 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
   3 #include "tools/fiddle/examples.h"
   4 // HASH=9205393f30b156e1507e88aa27f1dd91
   5 REG_FIDDLE(RRect_Corner, 256, 70, false, 0) {
   6 void draw(SkCanvas* canvas) {
   7     SkPaint paint;
   8     paint.setAntiAlias(true);
   9     SkRRect rrect;
  10     SkVector corners[] = {{25, 17}, {17, 19}, {19, 15}, {15, 15}};
  11     rrect.setRectRadii({30, 10, 100, 60}, corners);
  12     canvas->drawRRect(rrect, paint);
  13     paint.setColor(SK_ColorWHITE);
  14     const SkRect r = rrect.getBounds();
  15     canvas->drawLine(r.fLeft, r.fTop + rrect.radii(SkRRect::kUpperLeft_Corner).fY,
  16                      r.fRight, r.fTop + rrect.radii(SkRRect::kUpperRight_Corner).fY, paint);
  17     canvas->drawLine(r.fLeft, r.fBottom - rrect.radii(SkRRect::kLowerLeft_Corner).fY,
  18                      r.fRight, r.fBottom - rrect.radii(SkRRect::kLowerRight_Corner).fY, paint);
  19     canvas->drawLine(r.fLeft + rrect.radii(SkRRect::kUpperLeft_Corner).fX, r.fTop,
  20                      r.fLeft + rrect.radii(SkRRect::kLowerLeft_Corner).fX, r.fBottom, paint);
  21     canvas->drawLine(r.fRight - rrect.radii(SkRRect::kUpperRight_Corner).fX, r.fTop,
  22                      r.fRight - rrect.radii(SkRRect::kLowerRight_Corner).fX, r.fBottom, paint);
  23 }
  24 }  // END FIDDLE