From 8123ad65be46e9b7243d3429dd083638eece0127 Mon Sep 17 00:00:00 2001
From: Starla Insigna <starla4444@gmail.com>
Date: Fri, 4 Jan 2013 15:02:20 -0500
Subject: Made pausing easier

You can now pause by tapping in the top half of the screen in any mode that supports pausing.

Closes #199
---
 Classes/GameMode.m | 60 ++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 52 insertions(+), 8 deletions(-)

(limited to 'Classes/GameMode.m')

diff --git a/Classes/GameMode.m b/Classes/GameMode.m
index 49d0053..ca269cd 100644
--- a/Classes/GameMode.m
+++ b/Classes/GameMode.m
@@ -42,14 +42,6 @@
         
         objectFactory = [[FallingObjectFactory alloc] init];
 		
-        if ([self canPause])
-        {
-            CCMenuItemImage* pauseButton = [CCMenuItemImage itemFromNormalImage:@"pause2.png" selectedImage:@"pause.png" target:self selector:@selector(pause)];
-            CCMenu* pauseMenu = [CCMenu menuWithItems:pauseButton, nil];
-            [pauseMenu setPosition:ccp(480-8-16, 320-8-16)];
-            [self addChild:pauseMenu];
-        }
-        
         isPaused = NO;
 
         Class cmClass = (NSClassFromString(@"CMMotionManager"));
@@ -71,6 +63,8 @@
             isAccelerometerEnabled_ = YES;
             hasGyroscope = NO;
         }
+        
+        self.isTouchEnabled = YES;
     }
     
     return self;
@@ -262,6 +256,56 @@
     [cart deviceDidRotate:pitch];
 }
 
+- (void)ccTouchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
+{
+    if ((!isPaused) && (!isGesturing) && ([self canPause]))
+    {
+        UITouch* touch = [touches anyObject];
+        gestureStartPoint = [touch locationInView:nil];
+        isGesturing = YES;
+        
+        if (gestureStartPoint.x > 160)
+        {
+            isPausing = YES;
+            
+            willPauseLayer = [CCLayerColor layerWithColor:ccc4(0, 0, 0, 63) width:480 height:160];
+            willPauseLayer.position = ccp(0, 160);
+            [[[CCDirector sharedDirector] runningScene] addChild:willPauseLayer];
+        }
+    }
+}
+
+- (void)ccTouchesMoved:(NSSet *)touches withEvent:(UIEvent *)event
+{
+    if (isGesturing && isPausing)
+    {
+        UITouch* touch = [touches anyObject];
+        CGPoint gestureCurrentPosition = [touch locationInView:nil];
+        CGFloat distance = sqrt(powf((gestureCurrentPosition.x - gestureStartPoint.x),2) + powf((gestureCurrentPosition.y - gestureStartPoint.y),2));
+        
+        if (distance > 2)
+        {
+            [[[CCDirector sharedDirector] runningScene] removeChild:willPauseLayer cleanup:YES];
+            willPauseLayer = nil;
+            isPausing = NO;
+        }
+    }
+}
+
+- (void)ccTouchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
+{
+    if (isPausing)
+    {
+        [[[CCDirector sharedDirector] runningScene] removeChild:willPauseLayer cleanup:YES];
+        willPauseLayer = nil;
+        isPausing = NO;
+        
+        [self pause];
+    }
+    
+    isGesturing = NO;
+}
+
 - (void)dealloc
 {
     [objects release];
-- 
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