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Add buffer_width and buffer_height ivars and use them instead of xframe to keep track of buffer sizes.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@19636 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Alexander Malmberg 2004-06-27 22:51:08 +00:00
parent 555b1602b8
commit e4e8a33716
3 changed files with 17 additions and 2 deletions
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8
ChangeLog
View file

@ -1,3 +1,11 @@
2004-06-28 00:45 Alexander Malmberg <alexander@malmberg.org>
* Headers/x11/XGServerWindow.h: Add buffer_width and buffer_height
ivars.
* Source/x11/XGServerWindow.m (-windowdevice:): Use buffer_width and
buffer_height instead of xframe to keep track of the size of the
buffer and alpha_buffer.
2004-06-28 00:41 Alexander Malmberg <alexander@malmberg.org>
* Source/xlib/XGGState.m (-setWindowDevice:): Remove use of

3
Headers/x11/XGServerWindow.h
View file

@ -80,6 +80,9 @@ typedef struct _gswindow_device_t {
int visibility; /* X visibility */
NSBackingStoreType type; /* Backing type */
NSRect xframe; /* Window frame */
unsigned int buffer_width; /* Size in pixels of the current buffers. */
unsigned int buffer_height;
Drawable buffer; /* Backing store pixmap */
Drawable alpha_buffer; /* Alpha buffer. Managed by gdriver
will be freed if HandlesBacking=0 */

8
Source/x11/XGServerWindow.m
View file

@ -1472,8 +1472,9 @@ NSDebugLLog(@"Frame", @"X2O %d, %@, %@", win->number,
NSDebugLLog (@"NSWindow", @"window geom device ((%f, %f), (%f, %f))",
window->xframe.origin.x, window->xframe.origin.y,
window->xframe.size.width, window->xframe.size.height);
if (window->buffer && (old_width != width || old_height != height)
if (window->buffer
&& (window->buffer_width != width || window->buffer_height != height)
&& (window->gdriverProtocol & GDriverHandlesBacking) == 0)
{
[isa waitAllContexts];
@ -1484,6 +1485,9 @@ NSDebugLLog(@"Frame", @"X2O %d, %@, %@", win->number,
window->alpha_buffer = 0;
}
window->buffer_width = width;
window->buffer_height = height;
if (window->buffer == 0)
{
[self _createBuffer: window];