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Some more optimisation

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@4235 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 1999-05-10 08:30:14 +00:00
parent 0644a7dfeb
commit 0c507ab2d0
8 changed files with 59 additions and 22 deletions
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48
Source/NSGraphicsContext.m
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@ -55,7 +55,29 @@ static NSMutableDictionary *classMethodTable;
/* Lock for use when creating contexts */
static NSRecursiveLock *contextLock = nil;
static NSString *NSGraphicsContextThredKey = @"NSGraphicsContextThredKey";
#ifndef GNUSTEP_BASE_LIBRARY
static NSString *NSGraphicsContextThreadKey = @"NSGraphicsContextThreadKey";
#endif
/*
* Function for rapid access to current graphics context.
*/
NSGraphicsContext *GSCurrentContext()
{
#ifdef GNUSTEP_BASE_LIBRARY
/*
* gstep-base has a faster mechanism to get the current thread.
*/
NSThread *th = GSCurrentThread();
return (NSGraphicsContext*) th->_gcontext;
#else
NSMutableDictionary *dict [[NSThread currentThread] threadDictionary];
return (NSGraphicsContext*) [dict objectForKey: NSGraphicsContextThreadKey];
#endif
}
@interface NSGraphicsContext (Private)
+ (gsMethodTable *) _initializeMethodTable;
@ -103,29 +125,31 @@ struct NSWindow_struct
return ctxt;
}
+ (void) setCurrentContext: (NSGraphicsContext *)context
{
#ifdef GNUSTEP_BASE_LIBRARY
/*
* gstep-base has a faster mechanism to get the current thread.
*/
#ifndef GNUSTEP_BASE_LIBRARY
#define GSCurrentThreadDictionary() [[NSThread currentThread] threadDictionary]
NSThread *th = GSCurrentThread();
th->_gcontext = context;
#else
NSMutableDictionary *dict [[NSThread currentThread] threadDictionary];
[dict setObject: context forKey: NSGraphicsContextThreadKey];
#endif
+ (void) setCurrentContext: (NSGraphicsContext *)context
{
NSMutableDictionary *dict = GSCurrentThreadDictionary();
[dict setObject: context forKey: NSGraphicsContextThredKey];
}
+ (NSGraphicsContext *) currentContext
{
NSMutableDictionary *dict = GSCurrentThreadDictionary();
return (NSGraphicsContext*) [dict objectForKey: NSGraphicsContextThredKey];
return GSCurrentContext();
}
- (void) dealloc
{
if (GSCurrentContext() == self)
[NSGraphicsContext setCurrentContext: nil];
DESTROY(focus_stack);
DESTROY(context_data);
DESTROY(context_info);