Matrix_hasPerspective.cpp 958 B

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  1. #if 0 // Disabled until updated to use current API.
  2. // Copyright 2019 Google LLC.
  3. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
  4. #include "tools/fiddle/examples.h"
  5. // HASH=688123908c733169bbbfaf11f41ecff6
  6. REG_FIDDLE(Matrix_hasPerspective, 256, 256, false, 4) {
  7. void draw(SkCanvas* canvas) {
  8. SkMatrix matrix;
  9. SkPoint bitmapBounds[4], perspect[4] = {{50, 10}, {180, 40}, {236, 176}, {10, 206}};
  10. SkRect::Make(source.bounds()).toQuad(bitmapBounds);
  11. matrix.setPolyToPoly(bitmapBounds, perspect, 4);
  12. canvas->concat(matrix);
  13. SkString string;
  14. string.printf("hasPerspective %s", matrix.hasPerspective() ? "true" : "false");
  15. canvas->drawBitmap(source, 0, 0);
  16. SkPaint paint;
  17. paint.setAntiAlias(true);
  18. paint.setTextSize(48);
  19. canvas->drawString(string, 0, source.bounds().height() + 48, paint);
  20. }
  21. } // END FIDDLE
  22. #endif // Disabled until updated to use current API.