mirror of
https://github.com/gnustep/libs-back.git
synced 2025-02-24 04:11:28 +00:00
6652a87b27
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@25450 72102866-910b-0410-8b05-ffd578937521
70 lines
1.9 KiB
Objective-C
70 lines
1.9 KiB
Objective-C
/*
|
|
Copyright (C) 2002 Free Software Foundation, Inc.
|
|
|
|
Author: Banlu Kemiyatorn <object at gmail dot com>
|
|
|
|
This file is part of GNUstep.
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with this library; if not, write to the Free
|
|
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include "x11/XGServer.h"
|
|
#include "x11/XGServerWindow.h"
|
|
#include "x11/XWindowBuffer.h"
|
|
#include "cairo/XGCairoXImageSurface.h"
|
|
|
|
#define GSWINDEVICE ((gswindow_device_t *)gsDevice)
|
|
|
|
@implementation XGCairoXImageSurface
|
|
|
|
- (id) initWithDevice: (void *)device
|
|
{
|
|
struct XWindowBuffer_depth_info_s di;
|
|
|
|
gsDevice = device;
|
|
|
|
#ifdef XRENDER
|
|
di.drawing_depth = 32;
|
|
#else
|
|
di.drawing_depth = 24;
|
|
#endif
|
|
di.bytes_per_pixel = 4;
|
|
di.inline_alpha = YES;
|
|
di.inline_alpha_ofs = 0;
|
|
// This method is somewhat special as it does not return an autoreleased object
|
|
wi = [XWindowBuffer windowBufferForWindow: GSWINDEVICE depthInfo: &di];
|
|
|
|
_surface = cairo_image_surface_create_for_data((unsigned char*)wi->data,
|
|
CAIRO_FORMAT_ARGB32,
|
|
wi->sx, wi->sy,
|
|
wi->bytes_per_line);
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void) dealloc
|
|
{
|
|
DESTROY(wi);
|
|
[super dealloc];
|
|
}
|
|
|
|
- (NSSize) size
|
|
{
|
|
return GSWINDEVICE->xframe.size;
|
|
}
|
|
|
|
@end
|
|
|