Tue, 06 Jan 2015 21:39:09 +0100
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
1 /*
2 * Copyright 2012 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 */
8 #include "SkTileGridPicture.h"
10 #include "SkPictureStateTree.h"
11 #include "SkTileGrid.h"
13 SkTileGridPicture::SkTileGridPicture(int width, int height, const TileGridInfo& info) {
14 SkASSERT(info.fMargin.width() >= 0);
15 SkASSERT(info.fMargin.height() >= 0);
16 fInfo = info;
17 // Note: SkIRects are non-inclusive of the right() column and bottom() row.
18 // For example, an SkIRect at 0,0 with a size of (1,1) will only have
19 // content at pixel (0,0) and will report left=0 and right=1, hence the
20 // "-1"s below.
21 fXTileCount = (width + info.fTileInterval.width() - 1) / info.fTileInterval.width();
22 fYTileCount = (height + info.fTileInterval.height() - 1) / info.fTileInterval.height();
23 }
25 SkBBoxHierarchy* SkTileGridPicture::createBBoxHierarchy() const {
26 return SkNEW_ARGS(SkTileGrid, (fXTileCount, fYTileCount, fInfo,
27 SkTileGridNextDatum<SkPictureStateTree::Draw>));
28 }