зеркало из https://github.com/mozilla/gecko-dev.git
80 строки
2.9 KiB
C++
80 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef WindowGfx_h__
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#define WindowGfx_h__
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/*
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* nsWindowGfx - Painting and aceleration.
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*/
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#include "nsWindow.h"
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#include <imgIContainer.h>
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// This isn't ideal, we should figure out how to export
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// the #defines here; need this to figure out if we have
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// the DirectDraw surface or not.
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#include "cairo-features.h"
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class nsWindowGfx {
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public:
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static nsIntRect ToIntRect(const RECT& aRect)
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{
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return nsIntRect(aRect.left, aRect.top,
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aRect.right - aRect.left, aRect.bottom - aRect.top);
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}
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static nsIntRegion ConvertHRGNToRegion(HRGN aRgn);
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enum IconSizeType {
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kSmallIcon,
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kRegularIcon
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};
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static gfxIntSize GetIconMetrics(IconSizeType aSizeType);
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static nsresult CreateIcon(imgIContainer *aContainer, bool aIsCursor, PRUint32 aHotspotX, PRUint32 aHotspotY, gfxIntSize aScaledSize, HICON *aIcon);
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private:
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/**
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* Cursor helpers
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*/
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static PRUint8* Data32BitTo1Bit(PRUint8* aImageData, PRUint32 aWidth, PRUint32 aHeight);
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static bool IsCursorTranslucencySupported();
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static HBITMAP DataToBitmap(PRUint8* aImageData, PRUint32 aWidth, PRUint32 aHeight, PRUint32 aDepth);
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};
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#endif // WindowGfx_h__
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