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author | brettw@chromium.org <brettw@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-11-01 16:16:50 +0000 |
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committer | brettw@chromium.org <brettw@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-11-01 16:16:50 +0000 |
commit | 1758e88fd909ea0ffd49621e8066ffad5627ffdf (patch) | |
tree | c304a5eed047cae5665f5af1739d84655fb5815d /ppapi/cpp/graphics_2d.h | |
parent | e7d8b51953b7d3b2b8a0aba46132305b32f3efce (diff) | |
download | chromium_src-1758e88fd909ea0ffd49621e8066ffad5627ffdf.zip chromium_src-1758e88fd909ea0ffd49621e8066ffad5627ffdf.tar.gz chromium_src-1758e88fd909ea0ffd49621e8066ffad5627ffdf.tar.bz2 |
Move PPAPI into the Chrome repo. The old repo was
http://ppapi.googlecode.com/
TEST=none
BUG=none
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@64613 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'ppapi/cpp/graphics_2d.h')
-rw-r--r-- | ppapi/cpp/graphics_2d.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/ppapi/cpp/graphics_2d.h b/ppapi/cpp/graphics_2d.h new file mode 100644 index 0000000..8f4622f --- /dev/null +++ b/ppapi/cpp/graphics_2d.h @@ -0,0 +1,75 @@ +// Copyright (c) 2010 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 PPAPI_CPP_GRAPHICS_2D_H_ +#define PPAPI_CPP_GRAPHICS_2D_H_ + +#include "ppapi/c/pp_stdint.h" +#include "ppapi/cpp/resource.h" +#include "ppapi/cpp/size.h" + +namespace pp { + +class CompletionCallback; +class ImageData; +class Point; +class Rect; + +class Graphics2D : public Resource { + public: + // Creates an is_null() ImageData object. + Graphics2D(); + + // The copied context will refer to the original (since this is just a wrapper + // around a refcounted resource). + Graphics2D(const Graphics2D& other); + + // Allocates a new 2D graphics context with the given size in the browser, + // resulting object will be is_null() if the allocation failed. + Graphics2D(const Size& size, bool is_always_opaque); + + virtual ~Graphics2D(); + + Graphics2D& operator=(const Graphics2D& other); + void swap(Graphics2D& other); + + const Size& size() const { return size_; } + + // Enqueues paint or scroll commands. THIS COMMAND HAS NO EFFECT UNTIL YOU + // CALL Flush(). + // + // If you call the version with no source rect, the entire image will be + // painted. + // + // Please see PPB_Graphics2D.PaintImageData / .Scroll for more details. + void PaintImageData(const ImageData& image, + const Point& top_left); + void PaintImageData(const ImageData& image, + const Point& top_left, + const Rect& src_rect); + void Scroll(const Rect& clip, const Point& amount); + + // The browser will take ownership of the given image data. The object + // pointed to by the parameter will be cleared. To avoid horrible artifacts, + // you should also not use any other ImageData objects referring to the same + // resource will no longer be usable. THIS COMMAND HAS NO EFFECT UNTIL YOU + // CALL Flush(). + // + // Please see PPB_Graphics2D.ReplaceContents for more details. + void ReplaceContents(ImageData* image); + + // Flushes all the currently enqueued Paint, Scroll, and Replace commands. + // Can be used in synchronous mode (NULL callback pointer) from background + // threads. + // + // Please see PPB_Graphics2D.Flush for more details. + int32_t Flush(const CompletionCallback& cc); + + private: + Size size_; +}; + +} // namespace pp + +#endif // PPAPI_CPP_GRAPHICS_2D_H_ |