From c32f65467835978ce6547e7430dd39214e199c4f Mon Sep 17 00:00:00 2001
From: Samo Pajk <samo.pajk@razum.si>
Date: Sat, 22 Jun 2013 11:41:56 +0200
Subject: [PATCH] Fixed bug where Event would crash if delegate was removed
 during event raise. Added Contains method to GameComponentCollection. Added
 Support for drawing triangle fans. Added gitignore.

---
 Classes/.DS_Store                                | Bin 6148 -> 0 bytes
 .../Xni/Framework/GameComponentCollection.h      |   1 +
 .../Xni/Framework/GameComponentCollection.m      |   7 +++++++
 .../Xni/Framework/GamerServices/Guide.m          |   2 +-
 .../Xni/Framework/Graphics/GraphicsDevice.m      |   3 +++
 Classes/System/Event.m                           |  12 +++++++++++-
 gitignore                                        |   1 +
 7 files changed, 24 insertions(+), 2 deletions(-)
 delete mode 100644 Classes/.DS_Store
 create mode 100644 gitignore

diff --git a/Classes/.DS_Store b/Classes/.DS_Store
deleted file mode 100644
index 2674645b481d3fa907dd53902858fd128b81e18b..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/Classes/Retronator/Xni/Framework/GameComponentCollection.h b/Classes/Retronator/Xni/Framework/GameComponentCollection.h
index ebb2c57..f62c421 100644
--- a/Classes/Retronator/Xni/Framework/GameComponentCollection.h
+++ b/Classes/Retronator/Xni/Framework/GameComponentCollection.h
@@ -25,5 +25,6 @@
 
 - (void) addComponent:(id<IGameComponent>)component;
 - (void) removeComponent:(id<IGameComponent>)component;
+- (BOOL) contains:(id<IGameComponent>)component;
 
 @end
diff --git a/Classes/Retronator/Xni/Framework/GameComponentCollection.m b/Classes/Retronator/Xni/Framework/GameComponentCollection.m
index 67294de..d179b2c 100644
--- a/Classes/Retronator/Xni/Framework/GameComponentCollection.m
+++ b/Classes/Retronator/Xni/Framework/GameComponentCollection.m
@@ -33,6 +33,9 @@
 }
 
 - (void) addComponent:(id<IGameComponent>)component {
+    if ([components containsObject:component]) {
+        NSLog(@"WARNING: Game component added twice:%@", component);
+    }
     [components addObject:component];
     [componentAdded raiseWithSender:self
 						  eventArgs:[GameComponentCollectionEventArgs
@@ -46,6 +49,10 @@
 									   eventArgsWithGameComponent:component]];
 }
 
+- (BOOL) contains:(id<IGameComponent>)component{
+    return [components containsObject:component];
+}
+
 - (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *)state 
 								   objects:(id *)stackbuf 
 									 count:(NSUInteger)len {
diff --git a/Classes/Retronator/Xni/Framework/GamerServices/Guide.m b/Classes/Retronator/Xni/Framework/GamerServices/Guide.m
index 8a2a3d1..f12c375 100644
--- a/Classes/Retronator/Xni/Framework/GamerServices/Guide.m
+++ b/Classes/Retronator/Xni/Framework/GamerServices/Guide.m
@@ -58,7 +58,7 @@ static Guide *instance = nil;
 	return [instance beginShowMessageBoxWithTitle:title text:text buttons:buttons focusButton:focusButton icon:icon callback:callback state:state];
 }
 
-+ (NSNumber *) endShowMessageBox:(id <IAsyncResult>)result {
++ (NSNumber*) endShowMessageBox:(id <IAsyncResult>)result {
 	return [instance endShowMessageBox:result];
 }
 
diff --git a/Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice.m b/Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice.m
index 776ee4a..b8dd213 100644
--- a/Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice.m
+++ b/Classes/Retronator/Xni/Framework/Graphics/GraphicsDevice.m
@@ -193,6 +193,8 @@
 
 + (int) getNumberOfVerticesForPrimitiveType:(PrimitiveType)primitiveType primitiveCount:(int)primitiveCount {
     switch (primitiveType) {
+        case GL_TRIANGLE_FAN:
+            return primitiveCount;
         case PrimitiveTypeLineStrip:
 			return primitiveCount + 1;
         case PrimitiveTypeLineList:
@@ -586,6 +588,7 @@
         
         // CHECK FRAME BUFFER STATUS HERE
         GLenum status = glCheckFramebufferStatusOES(GL_FRAMEBUFFER);
+        
         if(status != GL_FRAMEBUFFER_COMPLETE){
             NSLog(@"Error binding renderTarget");
         }
diff --git a/Classes/System/Event.m b/Classes/System/Event.m
index 959c3b3..d5d521a 100644
--- a/Classes/System/Event.m
+++ b/Classes/System/Event.m
@@ -10,11 +10,18 @@
 
 #import "System.h"
 
+@interface Event (){
+    NSMutableArray *tempEvents;
+}
+
+@end
+
 @implementation Event
 
 - (id) init {
     if (self = [super init]) {
         delegates = [[NSMutableArray alloc] init];
+        tempEvents = [[NSMutableArray alloc] init];
     }
     return self;
 }
@@ -33,13 +40,16 @@
 }
 
 - (void) raiseWithSender:(id)sender eventArgs:(EventArgs*)e {
-    for (Delegate *delegate in delegates) {
+    [tempEvents addObjectsFromArray:delegates];
+    for (Delegate *delegate in tempEvents) {
         [delegate invokeWithArgument:sender argument:e];
     }
+    [tempEvents removeAllObjects];
 }
 
 - (void) dealloc {
     [delegates release];
+    [tempEvents release];
     [super dealloc];
 }
 
diff --git a/gitignore b/gitignore
new file mode 100644
index 0000000..496ee2c
--- /dev/null
+++ b/gitignore
@@ -0,0 +1 @@
+.DS_Store
\ No newline at end of file