| /* |
| * Copyright 2012 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "SkTileGridPicture.h" |
| |
| #include "SkPictureStateTree.h" |
| #include "SkTileGrid.h" |
| |
| SkTileGridPicture::SkTileGridPicture(int width, int height, const TileGridInfo& info) { |
| SkASSERT(info.fMargin.width() >= 0); |
| SkASSERT(info.fMargin.height() >= 0); |
| fInfo = info; |
| // Note: SkIRects are non-inclusive of the right() column and bottom() row. |
| // For example, an SkIRect at 0,0 with a size of (1,1) will only have |
| // content at pixel (0,0) and will report left=0 and right=1, hence the |
| // "-1"s below. |
| fXTileCount = (width + info.fTileInterval.width() - 1) / info.fTileInterval.width(); |
| fYTileCount = (height + info.fTileInterval.height() - 1) / info.fTileInterval.height(); |
| } |
| |
| SkBBoxHierarchy* SkTileGridPicture::createBBoxHierarchy() const { |
| return SkNEW_ARGS(SkTileGrid, (fXTileCount, fYTileCount, fInfo, |
| SkTileGridNextDatum<SkPictureStateTree::Draw>)); |
| } |