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Overview
| Comment: | Make setFrameSize a tiny bit more efficient. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | cgimage_with_crossing |
| Files: | files | file ages | folders |
| SHA3-256: |
b78b26572000ee4127b83e4584bc2752 |
| User & Date: | culler 2024-06-22 02:29:26 |
Context
|
2024-06-22
| ||
| 04:35 | Even small speedups cause test failures. check-in: ff074276 user: culler tags: cgimage_with_crossing | |
| 02:29 | Make setFrameSize a tiny bit more efficient. check-in: b78b2657 user: culler tags: cgimage_with_crossing | |
|
2024-06-19
| ||
| 21:29 | Remove duplicate calls to reset the cgimage backing layer. check-in: b7d0a5b9 user: culler tags: cgimage_with_crossing | |
Changes
Changes to macosx/tkMacOSXWindowEvent.c.
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}
- (BOOL) wantsUpdateLayer
{
return YES;
}
- (void) updateLayer {
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}
- (BOOL) wantsUpdateLayer
{
return YES;
}
- (void) updateLayer {
CGContextRef context = self.tkLayerBitmapContext;
if (context) {
/*
* Create a CGImage by copying (probably using copy-on-write) the
* bitmap data of the CGBitmapContext that we have been using for
* drawing. Then render that CGImage into the CALayer of this view by
* assigning a reference to the CGImage to the contents property of the
* layer. This will cause all drawing done since the last call to this
* function to become visible.
*/
CGImageRef newImg = CGBitmapContextCreateImage(context);
self.layer.contents = (__bridge id) newImg;
CGImageRelease(newImg); // will quickly leak memory if this is missing
[self clearTkDirtyRect];
}
}
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
|
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{
_tkNeedsDisplay = NO;
_tkDirtyRect = NSZeroRect;
}
-(void) setFrameSize: (NSSize)newsize
{
[super setFrameSize: newsize];
NSWindow *w = [self window];
TkWindow *winPtr = TkMacOSXGetTkWindow(w);
Tk_Window tkwin = (Tk_Window)winPtr;
if (winPtr) {
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{
_tkNeedsDisplay = NO;
_tkDirtyRect = NSZeroRect;
}
-(void) setFrameSize: (NSSize)newsize
{
NSSize oldsize = self.bounds.size;
[super setFrameSize: newsize];
if (newsize.width == 1 && newsize.height == 1 ||
oldsize.width == 0 && oldsize.height == 0) {
return;
}
NSWindow *w = [self window];
TkWindow *winPtr = TkMacOSXGetTkWindow(w);
Tk_Window tkwin = (Tk_Window)winPtr;
if (winPtr) {
unsigned int width = (unsigned int) newsize.width;
unsigned int height= (unsigned int) newsize.height;
void *oldArg;
Tk_RestrictProc *oldProc;
/*
* This function can be re-entered, so we need to make sure we don't
* clobber any AutoreleasePool set up by the caller.
*/
[NSApp _lockAutoreleasePool];
/*
* Generate and handle a ConfigureNotify event for the new size.
*/
TkGenWMConfigureEvent(tkwin, Tk_X(tkwin), Tk_Y(tkwin), width, height,
TK_SIZE_CHANGED | TK_MACOSX_HANDLE_EVENT_IMMEDIATELY);
oldProc = Tk_RestrictEvents(ConfigureRestrictProc, NULL, &oldArg);
while (Tcl_DoOneEvent(TCL_WINDOW_EVENTS|TCL_DONT_WAIT)) {}
Tk_RestrictEvents(oldProc, oldArg, &oldArg);
/*
* Update Tk's window data for the new size.
*/
if ([w respondsToSelector: @selector (tkLayoutChanged)]) {
[(TKWindow *)w tkLayoutChanged];
}
/*
* Reset the cgimage layer and redraw the entire content view.
*/
[self viewDidChangeBackingProperties];
/*
* In live resize we seem to need to draw a second time to
* avoid artifacts.
*/
if ([self inLiveResize]) {
[self generateExposeEvents:self.bounds];
}
/*
* Finally, unlock the main autoreleasePool.
*/
[NSApp _unlockAutoreleasePool];
}
/*
* Request a call to updateLayer.
*/
[self setNeedsDisplay:YES];
}
/*
* Core method of this class: generates expose events for redrawing. The
* expose events are immediately removed from the Tcl event loop and processed.
* This causes drawing procedures to be scheduled as idle events. Then all
* pending idle events are processed so the drawing will actually take place.
|
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