Matrix_setRSXform.cpp 722 B

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  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=c3f5faddca466f78278b32b88fd5f5eb
  5. REG_FIDDLE(Matrix_setRSXform, 256, 128, false, 0) {
  6. void draw(SkCanvas* canvas) {
  7. SkPaint paint;
  8. paint.setColor(SK_ColorGRAY);
  9. paint.setAntiAlias(true);
  10. SkRect rect = {20, 20, 100, 100};
  11. canvas->drawRect(rect, paint);
  12. paint.setColor(SK_ColorRED);
  13. SkMatrix matrix;
  14. matrix.setRSXform(SkRSXform::Make(.85f, .25f, rect.centerX(), rect.centerY()));
  15. canvas->concat(matrix);
  16. canvas->translate(-rect.centerX(), -rect.centerY());
  17. canvas->drawRect(rect, paint);
  18. }
  19. } // END FIDDLE