chromium/third_party/blink/renderer/core/scroll/scrollbar_layer_delegate.cc

// Copyright 2014 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/scroll/scrollbar_layer_delegate.h"

#include "cc/paint/paint_canvas.h"
#include "third_party/blink/renderer/core/scroll/scroll_types.h"
#include "third_party/blink/renderer/core/scroll/scrollable_area.h"
#include "third_party/blink/renderer/core/scroll/scrollbar.h"
#include "third_party/blink/renderer/core/scroll/scrollbar_theme.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_canvas.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_record_builder.h"
#include "third_party/blink/renderer/platform/web_test_support.h"
#include "ui/gfx/geometry/skia_conversions.h"

namespace blink {

namespace {

class ScopedScrollbarPainter { … };

}  // namespace

ScrollbarLayerDelegate::ScrollbarLayerDelegate(blink::Scrollbar& scrollbar)
    : … { … }

ScrollbarLayerDelegate::~ScrollbarLayerDelegate() = default;

bool ScrollbarLayerDelegate::IsSame(const cc::Scrollbar& other) const { … }

cc::ScrollbarOrientation ScrollbarLayerDelegate::Orientation() const { … }

bool ScrollbarLayerDelegate::IsLeftSideVerticalScrollbar() const { … }

bool ScrollbarLayerDelegate::HasThumb() const { … }

bool ScrollbarLayerDelegate::IsSolidColor() const { … }

bool ScrollbarLayerDelegate::IsOverlay() const { … }

bool ScrollbarLayerDelegate::IsRunningWebTest() const { … }

bool ScrollbarLayerDelegate::IsFluentOverlayScrollbarMinimalMode() const { … }

gfx::Rect ScrollbarLayerDelegate::ShrinkMainThreadedMinimalModeThumbRect(
    gfx::Rect& rect) const { … }

gfx::Rect ScrollbarLayerDelegate::ThumbRect() const { … }

gfx::Rect ScrollbarLayerDelegate::TrackRect() const { … }

bool ScrollbarLayerDelegate::SupportsDragSnapBack() const { … }

bool ScrollbarLayerDelegate::JumpOnTrackClick() const { … }

bool ScrollbarLayerDelegate::IsOpaque() const { … }

gfx::Rect ScrollbarLayerDelegate::BackButtonRect() const { … }

gfx::Rect ScrollbarLayerDelegate::ForwardButtonRect() const { … }

float ScrollbarLayerDelegate::Opacity() const { … }

bool ScrollbarLayerDelegate::ThumbNeedsRepaint() const { … }

void ScrollbarLayerDelegate::ClearThumbNeedsRepaint() { … }

bool ScrollbarLayerDelegate::TrackAndButtonsNeedRepaint() const { … }

bool ScrollbarLayerDelegate::NeedsUpdateDisplay() const { … }

void ScrollbarLayerDelegate::ClearNeedsUpdateDisplay() { … }

bool ScrollbarLayerDelegate::UsesNinePatchThumbResource() const { … }

gfx::Size ScrollbarLayerDelegate::NinePatchThumbCanvasSize() const { … }

gfx::Rect ScrollbarLayerDelegate::NinePatchThumbAperture() const { … }

bool ScrollbarLayerDelegate::UsesSolidColorThumb() const { … }

gfx::Insets ScrollbarLayerDelegate::SolidColorThumbInsets() const { … }

bool ScrollbarLayerDelegate::UsesNinePatchTrackAndButtonsResource() const { … }

gfx::Size ScrollbarLayerDelegate::NinePatchTrackAndButtonsCanvasSize() const { … }

gfx::Rect ScrollbarLayerDelegate::NinePatchTrackAndButtonsAperture() const { … }

bool ScrollbarLayerDelegate::ShouldPaint() const { … }

bool ScrollbarLayerDelegate::HasTickmarks() const { … }

void ScrollbarLayerDelegate::PaintThumb(cc::PaintCanvas& canvas,
                                        const gfx::Rect& rect) { … }

void ScrollbarLayerDelegate::PaintTrackAndButtons(cc::PaintCanvas& canvas,
                                                  const gfx::Rect& rect) { … }

SkColor4f ScrollbarLayerDelegate::ThumbColor() const { … }

}  // namespace blink