chromium/third_party/blink/renderer/core/paint/svg_mask_painter.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/core/paint/svg_mask_painter.h"

#include "base/containers/adapters.h"
#include "cc/paint/color_filter.h"
#include "third_party/blink/renderer/core/display_lock/display_lock_utilities.h"
#include "third_party/blink/renderer/core/layout/svg/layout_svg_resource_masker.h"
#include "third_party/blink/renderer/core/layout/svg/svg_layout_support.h"
#include "third_party/blink/renderer/core/layout/svg/svg_resources.h"
#include "third_party/blink/renderer/core/paint/background_image_geometry.h"
#include "third_party/blink/renderer/core/paint/object_paint_properties.h"
#include "third_party/blink/renderer/core/paint/paint_auto_dark_mode.h"
#include "third_party/blink/renderer/core/paint/svg_background_paint_context.h"
#include "third_party/blink/renderer/core/style/style_mask_source_image.h"
#include "third_party/blink/renderer/core/svg/svg_length_functions.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context_state_saver.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_display_item.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_recorder.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_controller.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_record_builder.h"
#include "third_party/blink/renderer/platform/graphics/paint/scoped_paint_chunk_properties.h"
#include "third_party/blink/renderer/platform/graphics/scoped_image_rendering_settings.h"
#include "ui/gfx/geometry/rect_conversions.h"

namespace blink {

namespace {

AffineTransform MaskToContentTransform(const LayoutSVGResourceMasker& masker,
                                       const gfx::RectF& reference_box,
                                       float zoom) { … }

LayoutSVGResourceMasker* ResolveElementReference(
    const StyleMaskSourceImage& mask_source,
    const ImageResourceObserver& observer) { … }

class ScopedMaskLuminanceLayer { … };

const StyleMaskSourceImage* ToMaskSourceIfSVGMask(
    const StyleImage& style_image) { … }

void PaintMaskLayer(const FillLayer& layer,
                    const LayoutObject& object,
                    const SVGBackgroundPaintContext& bg_paint_context,
                    GraphicsContext& context) { … }

}  // namespace

void SVGMaskPainter::Paint(GraphicsContext& context,
                           const LayoutObject& layout_object,
                           const DisplayItemClient& display_item_client) { … }

void SVGMaskPainter::PaintSVGMaskLayer(GraphicsContext& context,
                                       const StyleMaskSourceImage& mask_source,
                                       const ImageResourceObserver& observer,
                                       const gfx::RectF& reference_box,
                                       const float zoom,
                                       const SkBlendMode composite_op,
                                       const bool apply_mask_type) { … }

bool SVGMaskPainter::MaskIsValid(const StyleMaskSourceImage& mask_source,
                                 const ImageResourceObserver& observer) { … }

gfx::RectF SVGMaskPainter::ResourceBoundsForSVGChild(
    const LayoutObject& object) { … }

}  // namespace blink