| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/test/fake_scrollbar.h" |
| |
| #include "cc/paint/paint_flags.h" |
| #include "ui/gfx/skia_util.h" |
| |
| namespace cc { |
| |
| FakeScrollbar::FakeScrollbar() |
| : FakeScrollbar(false, false, HORIZONTAL, false, false) {} |
| |
| FakeScrollbar::FakeScrollbar(bool paint, bool has_thumb, bool is_overlay) |
| : FakeScrollbar(paint, has_thumb, HORIZONTAL, false, is_overlay) {} |
| |
| FakeScrollbar::FakeScrollbar(bool paint, |
| bool has_thumb, |
| ScrollbarOrientation orientation, |
| bool is_left_side_vertical_scrollbar, |
| bool is_overlay) |
| : paint_(paint), |
| has_thumb_(has_thumb), |
| orientation_(orientation), |
| is_left_side_vertical_scrollbar_(is_left_side_vertical_scrollbar), |
| is_overlay_(is_overlay), |
| thumb_thickness_(10), |
| thumb_length_(5), |
| thumb_opacity_(1), |
| needs_paint_thumb_(true), |
| needs_paint_track_(true), |
| track_rect_(0, 0, 100, 10), |
| fill_color_(SK_ColorGREEN) {} |
| |
| FakeScrollbar::~FakeScrollbar() = default; |
| |
| ScrollbarOrientation FakeScrollbar::Orientation() const { |
| return orientation_; |
| } |
| |
| bool FakeScrollbar::IsLeftSideVerticalScrollbar() const { |
| return is_left_side_vertical_scrollbar_; |
| } |
| |
| gfx::Point FakeScrollbar::Location() const { return location_; } |
| |
| bool FakeScrollbar::IsOverlay() const { return is_overlay_; } |
| |
| bool FakeScrollbar::HasThumb() const { return has_thumb_; } |
| |
| int FakeScrollbar::ThumbThickness() const { |
| return thumb_thickness_; |
| } |
| |
| int FakeScrollbar::ThumbLength() const { |
| return thumb_length_; |
| } |
| |
| gfx::Rect FakeScrollbar::TrackRect() const { |
| return track_rect_; |
| } |
| |
| float FakeScrollbar::ThumbOpacity() const { |
| return thumb_opacity_; |
| } |
| |
| bool FakeScrollbar::NeedsPaintPart(ScrollbarPart part) const { |
| if (part == THUMB) |
| return needs_paint_thumb_; |
| return needs_paint_track_; |
| } |
| |
| void FakeScrollbar::PaintPart(PaintCanvas* canvas, |
| ScrollbarPart part, |
| const gfx::Rect& content_rect) { |
| if (!paint_) |
| return; |
| |
| // Fill the scrollbar with a different color each time. |
| fill_color_++; |
| PaintFlags flags; |
| flags.setAntiAlias(false); |
| flags.setColor(paint_fill_color()); |
| flags.setStyle(PaintFlags::kFill_Style); |
| |
| // Emulate the how the real scrollbar works by using scrollbar's rect for |
| // TRACK and the given content_rect for the THUMB |
| SkRect rect = part == TRACK ? RectToSkRect(TrackRect()) |
| : RectToSkRect(content_rect); |
| canvas->drawRect(rect, flags); |
| } |
| |
| bool FakeScrollbar::UsesNinePatchThumbResource() const { |
| return false; |
| } |
| |
| gfx::Size FakeScrollbar::NinePatchThumbCanvasSize() const { |
| return gfx::Size(); |
| } |
| |
| gfx::Rect FakeScrollbar::NinePatchThumbAperture() const { |
| return gfx::Rect(); |
| } |
| |
| } // namespace cc |