chromium/ui/compositor/paint_recorder.cc

// Copyright 2015 The Chromium Authors
// 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/paint/display_item_list.h"
#include "cc/paint/paint_recorder.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "ui/compositor/paint_cache.h"
#include "ui/compositor/paint_context.h"
#include "ui/gfx/geometry/skia_conversions.h"

namespace ui {

// This class records a reference to the context, the canvas returned
// by its recorder_, and the cache. Thus all 3 of these must remain
// valid for the lifetime of this object.
// If a |cache| is provided, this records into the |cache|'s PaintOpBuffer
// directly, then appends that to the |context|. If not, then this records
// to the |context|'s PaintOpBuffer.
PaintRecorder::PaintRecorder(const PaintContext& context,
                             const gfx::Size& recording_size,
                             float recording_scale_x,
                             float recording_scale_y,
                             PaintCache* cache)
    : … { … }

// TODO(malaykeshav): The scaling of recording size needs to be handled case
// by case and the decision to perform the scale should be moved to the caller.
PaintRecorder::PaintRecorder(const PaintContext& context,
                             const gfx::Size& recording_size)
    : … { … }

PaintRecorder::~PaintRecorder() { … }

}  // namespace ui