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- // Copyright 2015 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 "ui/compositor/paint_cache.h"
- #include "cc/paint/display_item_list.h"
- #include "cc/paint/paint_op_buffer.h"
- #include "ui/compositor/paint_context.h"
- namespace ui {
- PaintCache::PaintCache() = default;
- PaintCache::~PaintCache() = default;
- bool PaintCache::UseCache(const PaintContext& context,
- const gfx::Size& size_in_context) {
- if (!paint_op_buffer_ ||
- context.device_scale_factor() != device_scale_factor_) {
- return false;
- }
- DCHECK(context.list_);
- context.list_->StartPaint();
- context.list_->push<cc::DrawRecordOp>(paint_op_buffer_);
- gfx::Rect bounds_in_layer = context.ToLayerSpaceBounds(size_in_context);
- context.list_->EndPaintOfUnpaired(bounds_in_layer);
- return true;
- }
- void PaintCache::SetPaintOpBuffer(sk_sp<cc::PaintOpBuffer> paint_op_buffer,
- float device_scale_factor) {
- paint_op_buffer_ = std::move(paint_op_buffer);
- device_scale_factor_ = device_scale_factor;
- }
- } // namespace ui
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