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author | jam@chromium.org <jam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-03-18 00:41:02 +0000 |
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committer | jam@chromium.org <jam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-03-18 00:41:02 +0000 |
commit | 921f159b85924d2098ec2c9682017e79fe0063e0 (patch) | |
tree | 769b91603d9266a6e911107d05ce7b206f7b0ceb /chrome/renderer/paint_aggregator.h | |
parent | 481cea494f9865ee3e62ca63ea29f92ba5392898 (diff) | |
download | chromium_src-921f159b85924d2098ec2c9682017e79fe0063e0.zip chromium_src-921f159b85924d2098ec2c9682017e79fe0063e0.tar.gz chromium_src-921f159b85924d2098ec2c9682017e79fe0063e0.tar.bz2 |
Move a bunch more random files from chrome\renderer to content\renderer.
TBR=avi
Review URL: http://codereview.chromium.org/6685072
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@78640 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/renderer/paint_aggregator.h')
-rw-r--r-- | chrome/renderer/paint_aggregator.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/chrome/renderer/paint_aggregator.h b/chrome/renderer/paint_aggregator.h deleted file mode 100644 index 2ceef57..0000000 --- a/chrome/renderer/paint_aggregator.h +++ /dev/null @@ -1,64 +0,0 @@ -// Copyright (c) 2009 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. - -#ifndef CHROME_RENDERER_PAINT_AGGREGATOR_H_ -#define CHROME_RENDERER_PAINT_AGGREGATOR_H_ -#pragma once - -#include <vector> - -#include "base/basictypes.h" -#include "ui/gfx/rect.h" - -// This class is responsible for aggregating multiple invalidation and scroll -// commands to produce a scroll and repaint sequence. -class PaintAggregator { - public: - // This structure describes an aggregation of InvalidateRect and ScrollRect - // calls. If |scroll_rect| is non-empty, then that rect should be scrolled - // by the amount specified by |scroll_delta|. If |paint_rects| is non-empty, - // then those rects should be repainted. If |scroll_rect| and |paint_rects| - // are non-empty, then scrolling should be performed before repainting. - // |scroll_delta| can only specify scrolling in one direction (i.e., the x - // and y members cannot both be non-zero). - struct PendingUpdate { - PendingUpdate(); - ~PendingUpdate(); - - // Returns the rect damaged by scrolling within |scroll_rect| by - // |scroll_delta|. This rect must be repainted. - gfx::Rect GetScrollDamage() const; - - // Returns the smallest rect containing all paint rects. - gfx::Rect GetPaintBounds() const; - - gfx::Point scroll_delta; - gfx::Rect scroll_rect; - std::vector<gfx::Rect> paint_rects; - }; - - // There is a PendingUpdate if InvalidateRect or ScrollRect were called and - // ClearPendingUpdate was not called. - bool HasPendingUpdate() const; - void ClearPendingUpdate(); - - // Fills |update| and clears the pending update. - void PopPendingUpdate(PendingUpdate* update); - - // The given rect should be repainted. - void InvalidateRect(const gfx::Rect& rect); - - // The given rect should be scrolled by the given amounts. - void ScrollRect(int dx, int dy, const gfx::Rect& clip_rect); - - private: - gfx::Rect ScrollPaintRect(const gfx::Rect& paint_rect, int dx, int dy) const; - bool ShouldInvalidateScrollRect(const gfx::Rect& rect) const; - void InvalidateScrollRect(); - void CombinePaintRects(); - - PendingUpdate update_; -}; - -#endif // CHROME_RENDERER_PAINT_AGGREGATOR_H_ |