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 REG_FIDDLE(Multiply, 256, 256, false, 5) { draw(SkCanvas * canvas)5 void draw(SkCanvas* canvas) { 6 canvas->drawImage(image, 0, 0); 7 canvas->drawImage(image, 128, 0); 8 canvas->drawImage(image, 0, 128); 9 canvas->drawImage(image, 128, 128); 10 SkPaint paint; 11 paint.setBlendMode(SkBlendMode::kDstATop); 12 SkColor alphas[] = { SK_ColorBLACK, SK_ColorTRANSPARENT }; 13 SkPoint vert[] = { { 0, 0 }, { 0, 256 } }; 14 paint.setShader(SkGradientShader::MakeLinear(vert, alphas, nullptr, std::size(alphas), 15 SkTileMode::kClamp)); 16 canvas->drawPaint(paint); 17 canvas->clipRect( { 30, 30, 226, 226 } ); 18 canvas->drawColor(0x80bb9977, SkBlendMode::kMultiply); 19 } 20 } // END FIDDLE 21