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lightning-sunbird  0.9+nobinonly
gfxXlibSurface.cpp
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00001 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
00002  * ***** BEGIN LICENSE BLOCK *****
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00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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00015  * The Original Code is Oracle Corporation code.
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00017  * The Initial Developer of the Original Code is Oracle Corporation.
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00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *   Stuart Parmenter <pavlov@pavlov.net>
00023  *   Vladimir Vukicevic <vladimir@pobox.com>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
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00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "gfxXlibSurface.h"
00040 
00041 THEBES_IMPL_REFCOUNTING(gfxXlibSurface)
00042 
00043 gfxXlibSurface::gfxXlibSurface(Display* dpy, Drawable drawable, Visual* visual) :
00044     mOwnsPixmap(PR_FALSE), mDisplay(dpy), mDrawable(drawable)
00045 {
00046     // figure out width/height/depth
00047     Window root_ignore;
00048     int x_ignore, y_ignore;
00049     unsigned int bwidth_ignore, width, height, depth;
00050 
00051     XGetGeometry(dpy,
00052                  drawable,
00053                  &root_ignore, &x_ignore, &y_ignore,
00054                  &width, &height,
00055                  &bwidth_ignore, &depth);
00056 
00057     mWidth = width;
00058     mHeight = height;
00059 
00060     cairo_surface_t *surf = cairo_xlib_surface_create(dpy, drawable, visual, width, height);
00061     Init(surf);
00062 }
00063 
00064 gfxXlibSurface::gfxXlibSurface(Display* dpy, Drawable drawable, Visual* visual,
00065                                unsigned long width, unsigned long height) :
00066     mOwnsPixmap(PR_FALSE), mDisplay(dpy), mDrawable(drawable), mWidth(width), mHeight(height)
00067 {
00068     cairo_surface_t *surf = cairo_xlib_surface_create(dpy, drawable, visual, width, height);
00069     Init(surf);
00070 }
00071 
00072 gfxXlibSurface::gfxXlibSurface(Display* dpy, Visual* visual, unsigned long width, unsigned long height) :
00073     mOwnsPixmap(PR_TRUE), mDisplay(dpy), mWidth(width), mHeight(height)
00074 
00075 {
00076     mDrawable = (Drawable)XCreatePixmap(dpy,
00077                                         RootWindow(dpy, DefaultScreen(dpy)),
00078                                         width, height,
00079                                         DefaultDepth(dpy, DefaultScreen(dpy)));
00080 
00081     cairo_surface_t *surf = cairo_xlib_surface_create(dpy, mDrawable, visual, width, height);
00082     Init(surf);
00083 }
00084 
00085 gfxXlibSurface::~gfxXlibSurface()
00086 {
00087     Destroy();
00088 
00089     if (mOwnsPixmap)
00090         XFreePixmap(mDisplay, mDrawable);
00091 }