// Copyright 2019 Google LLC. // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. #include "tools/fiddle/examples.h" // HASH=5df49d1f4da37275a1f10ef7f1a749f0 REG_FIDDLE(Canvas_SrcRectConstraint, 256, 64, false, 0) { void draw(SkCanvas* canvas) { SkBitmap redBorder; redBorder.allocPixels(SkImageInfo::MakeN32Premul(4, 4)); SkCanvas checkRed(redBorder); checkRed.clear(SK_ColorRED); uint32_t checkers[][2] = { { SK_ColorBLACK, SK_ColorWHITE }, { SK_ColorWHITE, SK_ColorBLACK } }; checkRed.writePixels( SkImageInfo::MakeN32Premul(2, 2), (void*) checkers, sizeof(checkers[0]), 1, 1); canvas->scale(16, 16); canvas->drawBitmap(redBorder, 0, 0, nullptr); canvas->resetMatrix(); sk_sp image = SkImage::MakeFromBitmap(redBorder); SkPaint lowPaint; lowPaint.setFilterQuality(kLow_SkFilterQuality); for (auto constraint : { SkCanvas::kStrict_SrcRectConstraint, SkCanvas::kFast_SrcRectConstraint } ) { canvas->translate(80, 0); canvas->drawImageRect(image.get(), SkRect::MakeLTRB(1, 1, 3, 3), SkRect::MakeLTRB(16, 16, 48, 48), &lowPaint, constraint); } } } // END FIDDLE