gecko-dev/gfx/thebes/public/gfxXlibSurface.h

100 lines
3.7 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Oracle Corporation code.
*
* The Initial Developer of the Original Code is Oracle Corporation.
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stuart Parmenter <pavlov@pavlov.net>
* Vladimir Vukicevic <vladimir@pobox.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GFX_XLIBSURFACE_H
#define GFX_XLIBSURFACE_H
#include "gfxASurface.h"
#include <cairo-xlib.h>
#include <cairo-xlib-xrender.h>
class THEBES_API gfxXlibSurface : public gfxASurface {
THEBES_DECL_ISUPPORTS_INHERITED
public:
// create a surface for the specified dpy/drawable/visual.
// Will use XGetGeometry to query the window/pixmap size.
gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual);
// create a surface for the specified dpy/drawable/visual,
// with explicitly provided width/height.
gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual, unsigned long width, unsigned long height);
// create a new Pixmap on the display dpy, with
// the root window as the parent and the default depth
// for the default screen, and attach the given visual
gfxXlibSurface(Display *dpy, Visual *visual, unsigned long width, unsigned long height);
gfxXlibSurface(Display* dpy, Drawable drawable, XRenderPictFormat *format,
unsigned long width, unsigned long height);
gfxXlibSurface(Display* dpy, XRenderPictFormat *format,
unsigned long width, unsigned long height);
gfxXlibSurface(cairo_surface_t *csurf);
virtual ~gfxXlibSurface();
unsigned long Width() { if (mWidth == -1) DoSizeQuery(); return mWidth; }
unsigned long Height() { if (mHeight == -1) DoSizeQuery(); return mHeight; }
Display* XDisplay() { return mDisplay; }
Drawable XDrawable() { return mDrawable; }
static XRenderPictFormat *FindRenderFormat(Display *dpy, gfxImageFormat format);
// take ownership of a passed-in Pixmap, calling XFreePixmap on it
// when the gfxXlibSurface is destroyed.
void TakePixmap();
protected:
// if TakePixmap() was already called on this
PRBool mPixmapTaken;
Display *mDisplay;
Drawable mDrawable;
void DoSizeQuery();
long mWidth;
long mHeight;
};
#endif /* GFX_XLIBSURFACE_H */