blob: 163a7a7790868055239b31fd490808a4fc32438a [file] [log] [blame]
// 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_recorder.h"
#include "cc/playback/display_item_list.h"
#include "cc/playback/drawing_display_item.h"
#include "third_party/skia/include/core/SkPictureRecorder.h"
#include "ui/compositor/paint_cache.h"
#include "ui/compositor/paint_context.h"
#include "ui/gfx/skia_util.h"
namespace ui {
PaintRecorder::PaintRecorder(const PaintContext& context,
const gfx::Size& recording_size,
PaintCache* cache)
: context_(context),
// The SkCanvas reference returned by beginRecording is shared with
// the recorder_ so no need to store a RefPtr to it on this class, we just
// store the gfx::Canvas.
canvas_(skia::SharePtr(context.recorder_->beginRecording(
gfx::RectToSkRect(gfx::Rect(recording_size)))),
context.device_scale_factor_),
cache_(cache),
bounds_in_layer_(context.ToLayerSpaceBounds(recording_size)) {
#if DCHECK_IS_ON()
DCHECK(!context.inside_paint_recorder_);
context.inside_paint_recorder_ = true;
#endif
}
PaintRecorder::PaintRecorder(const PaintContext& context,
const gfx::Size& recording_size)
: PaintRecorder(context, recording_size, nullptr) {
}
PaintRecorder::~PaintRecorder() {
#if DCHECK_IS_ON()
context_.inside_paint_recorder_ = false;
#endif
const auto& item =
context_.list_->CreateAndAppendItem<cc::DrawingDisplayItem>(
bounds_in_layer_,
context_.recorder_->finishRecordingAsPicture());
if (cache_)
cache_->SetCache(item);
}
} // namespace ui