chromium/ui/gfx/skia_paint_util.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/gfx/skia_paint_util.h"

#include "cc/paint/draw_looper.h"
#include "cc/paint/paint_image_builder.h"
#include "third_party/skia/include/core/SkColorFilter.h"
#include "third_party/skia/include/core/SkScalar.h"
#include "third_party/skia/include/effects/SkGradientShader.h"
#include "ui/gfx/geometry/skia_conversions.h"
#include "ui/gfx/image/image_skia_rep.h"
#include "ui/gfx/shadow_value.h"
#include "ui/gfx/switches.h"

namespace gfx {

sk_sp<cc::PaintShader> CreateImageRepShader(const gfx::ImageSkiaRep& image_rep,
                                            SkTileMode tile_mode_x,
                                            SkTileMode tile_mode_y,
                                            const SkMatrix& local_matrix) { … }

sk_sp<cc::PaintShader> CreateImageRepShaderForScale(
    const gfx::ImageSkiaRep& image_rep,
    SkTileMode tile_mode_x,
    SkTileMode tile_mode_y,
    const SkMatrix& local_matrix,
    SkScalar scale) { … }

sk_sp<cc::PaintShader> CreateGradientShader(const gfx::Point& start_point,
                                            const gfx::Point& end_point,
                                            SkColor start_color,
                                            SkColor end_color) { … }

// This is copied from
// third_party/WebKit/Source/platform/graphics/skia/SkiaUtils.h
static SkScalar RadiusToSigma(double radius) { … }

sk_sp<cc::DrawLooper> CreateShadowDrawLooper(
    const std::vector<ShadowValue>& shadows) { … }

}  // namespace gfx