blob: 7011d5fc91ef5f7f115f15b152b3feac2db34542 [file] [log] [blame]
// Copyright 2014 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/blink/web_scrollbar_layer_impl.h"
#include "base/memory/ptr_util.h"
#include "cc/blink/scrollbar_impl.h"
#include "cc/blink/web_layer_impl.h"
#include "cc/layers/layer.h"
#include "cc/layers/painted_scrollbar_layer.h"
#include "cc/layers/scrollbar_layer_interface.h"
#include "cc/layers/solid_color_scrollbar_layer.h"
using cc::PaintedScrollbarLayer;
using cc::SolidColorScrollbarLayer;
namespace {
cc::ScrollbarOrientation ConvertOrientation(
blink::WebScrollbar::Orientation orientation) {
return orientation == blink::WebScrollbar::Horizontal ? cc::HORIZONTAL
: cc::VERTICAL;
}
} // namespace
namespace cc_blink {
WebScrollbarLayerImpl::WebScrollbarLayerImpl(
blink::WebScrollbar* scrollbar,
blink::WebScrollbarThemePainter painter,
blink::WebScrollbarThemeGeometry* geometry)
: layer_(new WebLayerImpl(PaintedScrollbarLayer::Create(
std::unique_ptr<cc::Scrollbar>(
new ScrollbarImpl(base::WrapUnique(scrollbar),
painter,
base::WrapUnique(geometry))),
0))) {}
WebScrollbarLayerImpl::WebScrollbarLayerImpl(
blink::WebScrollbar::Orientation orientation,
int thumb_thickness,
int track_start,
bool is_left_side_vertical_scrollbar)
: layer_(new WebLayerImpl(
SolidColorScrollbarLayer::Create(ConvertOrientation(orientation),
thumb_thickness,
track_start,
is_left_side_vertical_scrollbar,
0))) {}
WebScrollbarLayerImpl::~WebScrollbarLayerImpl() {
}
blink::WebLayer* WebScrollbarLayerImpl::layer() {
return layer_.get();
}
void WebScrollbarLayerImpl::setScrollLayer(blink::WebLayer* layer) {
cc::Layer* scroll_layer =
layer ? static_cast<WebLayerImpl*>(layer)->layer() : 0;
layer_->layer()->ToScrollbarLayer()->SetScrollLayer(
scroll_layer ? scroll_layer->id() : cc::Layer::INVALID_ID);
}
} // namespace cc_blink