1/*
2 * Copyright 2014 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "SkGatherPixelRefsAndRects.h"
9#include "SkNoSaveLayerCanvas.h"
10#include "SkPictureUtils.h"
11
12void SkPictureUtils::GatherPixelRefsAndRects(SkPicture* pict,
13                                             SkPictureUtils::SkPixelRefContainer* prCont) {
14    if (0 == pict->width() || 0 == pict->height()) {
15        return ;
16    }
17
18    SkGatherPixelRefsAndRectsDevice device(pict->width(), pict->height(), prCont);
19    SkNoSaveLayerCanvas canvas(&device);
20
21    canvas.clipRect(SkRect::MakeWH(SkIntToScalar(pict->width()),
22                                   SkIntToScalar(pict->height())),
23                    SkRegion::kIntersect_Op, false);
24    canvas.drawPicture(pict);
25}
26