docs/examples/Xor.cpp

cb93a386Sopenharmony_ci// Copyright 2019 Google LLC.
cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h"
cb93a386Sopenharmony_ci// HASH=29db2c7493d9098b8a086ddbe30dd6d6
cb93a386Sopenharmony_ciREG_FIDDLE(Xor, 256, 256, false, 0) {
cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) {
cb93a386Sopenharmony_ci    SkPaint paint;
cb93a386Sopenharmony_ci    paint.setBlendMode(SkBlendMode::kXor);
cb93a386Sopenharmony_ci    for (auto color : { SK_ColorRED, SK_ColorBLUE, SK_ColorGREEN } ) {
cb93a386Sopenharmony_ci        SkColor colors[] = { color, SkColorSetA(color, 192), SkColorSetA(color, 128),
cb93a386Sopenharmony_ci                             SkColorSetA(color, 0) };
cb93a386Sopenharmony_ci        paint.setShader(SkGradientShader::MakeRadial({ 64, 64}, 100,
cb93a386Sopenharmony_ci                colors, nullptr, SK_ARRAY_COUNT(colors), SkTileMode::kClamp));
cb93a386Sopenharmony_ci        canvas->drawCircle(64, 64, 100, paint);
cb93a386Sopenharmony_ci        canvas->translate(64, 64);
cb93a386Sopenharmony_ci    }
cb93a386Sopenharmony_ci}
cb93a386Sopenharmony_ci}  // END FIDDLE