Added cancelAnimation(slot) to GuiComponent.

Like stopAnimation, but does not call finishedCallback.
All animations are now canceled when a GuiComponent is deleted (fixes a crash when closing ES while the "launch game" animation is playing).

src/GuiComponent.cpp

@@ -16,11 +16,7 @@ GuiComponent::~GuiComponent()
 {
 	mWindow->removeGui(this);
 
-	for(unsigned char i = 0; i < MAX_ANIMATIONS; i++)
-	{
-		if(mAnimationMap[i])
-			delete mAnimationMap[i];
-	}
+	cancelAllAnimations();
 
 	if(mParent)
 		mParent->removeChild(this);
@@ -227,6 +223,29 @@ void GuiComponent::stopAnimation(unsigned char slot)
 	}
 }
 
+void GuiComponent::cancelAnimation(unsigned char slot)
+{
+	assert(slot < MAX_ANIMATIONS);
+	if(mAnimationMap[slot])
+	{
+		mAnimationMap[slot]->removeFinishedCallback();
+		delete mAnimationMap[slot];
+		mAnimationMap[slot] = NULL;
+	}
+}
+
+void GuiComponent::stopAllAnimations()
+{
+	for(unsigned char i = 0; i < MAX_ANIMATIONS; i++)
+		stopAnimation(i);
+}
+
+void GuiComponent::cancelAllAnimations()
+{
+	for(unsigned char i = 0; i < MAX_ANIMATIONS; i++)
+		cancelAnimation(i);
+}
+
 bool GuiComponent::isAnimationPlaying(unsigned char slot) const
 {
 	return mAnimationMap[slot] != NULL;

src/GuiComponent.h

@@ -60,6 +60,9 @@ public:
 	int getAnimationTime(unsigned char slot) const;
 	void setAnimation(Animation* animation, std::function<void()> finishedCallback = nullptr, bool reverse = false, unsigned char slot = 0);
 	void stopAnimation(unsigned char slot);
+	void cancelAnimation(unsigned char slot); // like stopAnimation, but doesn't call finishedCallback - only removes the animation, leaving things in their current state
+	void stopAllAnimations();
+	void cancelAllAnimations();
 
 	virtual unsigned char getOpacity() const;
 	virtual void setOpacity(unsigned char opacity);

src/animations/AnimationController.h

@@ -7,7 +7,6 @@
 class AnimationController
 {
 public:
-	// FinishedCallback is guaranteed to be called exactly once, even if the animation does not finish normally.
 	// Takes ownership of anim (will delete in destructor).
 	AnimationController(Animation* anim, std::function<void()> finishedCallback = nullptr, bool reverse = false);
 	virtual ~AnimationController();
@@ -17,6 +16,9 @@ public:
 
 	inline bool isReversed() const { return mReverse; }
 	inline int getTime() const { return mTime; }
+	inline const std::function<void()>& getFinishedCallback() const { return mFinishedCallback; }
+
+	inline void removeFinishedCallback() { mFinishedCallback = nullptr; }
 
 private:
 	Animation* mAnimation;