Surface_draw.cpp 770 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=0de693f4d8dd898a60be8cfba23952be
  5. REG_FIDDLE(Surface_draw, 256, 64, false, 0) {
  6. void draw(SkCanvas* canvas) {
  7. sk_sp<SkSurface> big(SkSurface::MakeRasterN32Premul(64, 64));
  8. sk_sp<SkSurface> lil(big->makeSurface(SkImageInfo::MakeN32(32, 32, kPremul_SkAlphaType)));
  9. big->getCanvas()->clear(SK_ColorRED);
  10. lil->getCanvas()->clear(SK_ColorBLACK);
  11. lil->draw(big->getCanvas(), 16, 16, nullptr);
  12. SkPixmap pixmap;
  13. if (big->peekPixels(&pixmap)) {
  14. SkBitmap bigBits;
  15. bigBits.installPixels(pixmap);
  16. canvas->drawBitmap(bigBits, 0, 0);
  17. }
  18. }
  19. } // END FIDDLE