Misc - Button system working. (Logic)

Code/Misc/EventHandler/EventButton.h

@@ -4,125 +4,256 @@
 
 #ifndef MISC_EVENT_BUTTON_H
 #define MISC_EVENT_BUTTON_H
-#include "../../Input/L_inputClass.h"
+
+#include "IEventButton.h"
 
 namespace Oyster
 {
 	namespace Event
 	{
-		template <typename owner>
+		template <typename Owner>
-		class EventButton
+		struct ButtonEvent
 		{
-		public:
+			ButtonState state;
-			struct ButtonEvent
+			IEventButton* sender;
-			{
+			Owner owner;
-				IEventButton::ButtonState state; 
+			void* userData;
-				EventButton<owner> &sender;
+		};
-				owner          owner;
+
-			};	
+		template <typename Owner>
+		class EventButton : public IEventButton
+		{
+		protected:
+			//typedef for callback function pointer
+			typedef void (*EventFunc)(Oyster::Event::ButtonEvent<Owner>& e);
 
 			struct PrivData
 			{
-				static unsigned int currID;
+				PrivData() : ID(currID++){}
-				unsigned int ID;
 
-				owner owner;
+				static unsigned int currID;
-				void (*EventFunc)( ButtonEvent e );
+				const unsigned int ID;
+
+				ButtonState previousState;
+				Owner owner;
+				EventFunc eventCallback;
+				void* userData;
+				bool enabled;
 			};
 			
+			
 			PrivData privData;
 
+		private:
+			//Implement this in the inherited classes for collision against that shape.
+			virtual bool Collision(InputClass *input) = 0;
+
 		public:
 			EventButton();
-			EventButton(owner owner);
+			EventButton(Owner owner);
-			EventButton(void (*EventFunc)( ButtonEvent e));
+			EventButton(EventFunc func);
-			EventButton(void (*EventFunc)( ButtonEvent e), owner owner);
+			EventButton(EventFunc func, Owner owner);
-			
+			EventButton(EventFunc func, Owner owner, void* userData);
 			~EventButton();
 
-			void CheckCollision(InputClass *input);
+			void Update(InputClass *input);
 
-			void SendEvent(IEventButton::ButtonState state);
+			//Send event to callback function
+			void SendEvent(ButtonState state);
 			
-			void SetEventFunc(void (*EventFunc)( ButtonEvent e )); //?
+			//Set
+			void SetUserData(void* data);
+			void SetEventFunc(EventFunc func);
+			void SetOwner(Owner owner);
 			
+			//Get
+			bool Enabled();
 			unsigned int GetID();
+			//EventFunc GetFunctionPointer();
+			Owner GetOwner();
+
+			bool operator ==(const EventButton<Owner>& obj);
 
 		};
 		
-		template <typename owner>
+		template <typename Owner>
-		unsigned int EventButton<owner>::PrivData::currID = 0;
+		unsigned int EventButton<Owner>::PrivData::currID = 0;
 
-		template <typename owner>
+		template <typename Owner>
-		EventButton<owner>::EventButton()
+		EventButton<Owner>::EventButton()
 		{
-			this->privData.ID = privData.currID;
+			this->privData.eventCallback = NULL;
-			this->privData.currID += 1;
+			this->privData.userData = NULL;
-			//this->privData.owner = NULL;
+			this->privData.previousState = ButtonState_None;
-			this->privData.EventFunc = NULL;
+			this->privData.enabled = true;
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		EventButton<owner>::EventButton(owner owner)
+		EventButton<Owner>::EventButton(Owner owner)
 		{
-			this->privData.ID = privData.currID;
-			this->privData.currID += 1;
 			this->privData.owner = owner;
-			this->privData.EventFunc = NULL;
+			this->privData.eventCallback = NULL;
+			this->privData.userData = NULL;
+			this->privData.previousState = ButtonState_None;
+			this->privData.enabled = true;
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		EventButton<owner>::EventButton(void (*EventFunc)( ButtonEvent e))
+		EventButton<Owner>::EventButton(EventFunc func)
 		{
-			this->privData.ID = privData.currID;
+			this->privData.eventCallback = func;
-			this->privData.currID += 1;
+			this->privData.userData = NULL;
-			//this->privData.owner = NULL;
+			this->privData.previousState = ButtonState_None;
-			this->privData.EventFunc = EventFunc;
+			this->privData.enabled = true;
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		EventButton<owner>::EventButton(void (*EventFunc)( ButtonEvent e), owner owner)
+		EventButton<Owner>::EventButton(EventFunc func, Owner owner)
 		{
-			this->privData.ID = privData.currID;
-			this->privData.currID += 1;
 			this->privData.owner = owner;
-			this->privData.EventFunc = EventFunc;
+			this->privData.eventCallback = func;
+			this->privData.userData = NULL;
+			this->privData.previousState = ButtonState_None;
+			this->privData.enabled = true;
 		}
 		
-		template <typename owner>
+		template <typename Owner>
-		EventButton<owner>::~EventButton()
+		EventButton<Owner>::EventButton(EventFunc func, Owner owner, void* userData)
 		{
-
+			this->privData.owner = owner;
+			this->privData.eventCallback = func;
+			this->privData.userData = userData;
+			this->privData.previousState = ButtonState_None;
+			this->privData.enabled = true;
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		void EventButton<owner>::CheckCollision(InputClass *input)
+		EventButton<Owner>::~EventButton()
+		{}
+		
+		//Checks for collision and 
+		template <typename Owner>
+		void EventButton<Owner>::Update(InputClass *input)
 		{
-			//??????????????? TODO: everything
+			if(this->privData.enabled)
-			SendEvent(Button_Smashed);
+			{
+				ButtonState currentState = ButtonState_None;
+
+				if(Collision(input))
+				{
+					if(input->IsMousePressed())
+					{
+						//Change state when the mouse button is pressed
+						switch(this->privData.previousState)
+						{
+						case ButtonState_None:
+							currentState = ButtonState_Hover;
+							break;
+
+						case ButtonState_Hover:
+						case ButtonState_Released:
+							currentState = ButtonState_Pressed;
+							break;
+
+						case ButtonState_Pressed:
+						case ButtonState_Down:
+							currentState = ButtonState_Down;
+							break;
+						default:
+							break;
+						}
+					}
+					else
+					{
+						//Change state when the mouse button is NOT pressed
+						switch(this->privData.previousState)
+						{
+						case ButtonState_None:
+						case ButtonState_Hover:
+						case ButtonState_Released:
+							currentState = ButtonState_Hover;
+							break;
+
+						case ButtonState_Pressed:
+						case ButtonState_Down:
+							currentState = ButtonState_Released;
+							break;
+						default:
+							break;
+						}
+					}
+				}
+
+				//Only call the callback function when the state has changed.
+				if(this->privData.previousState != currentState)
+					SendEvent(currentState);
+
+				this->privData.previousState = currentState;
+			}
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		void EventButton<owner>::SendEvent(IEventButton::ButtonState state)
+		void EventButton<Owner>::SendEvent(ButtonState state)
 		{
-			ButtonEvent event;
+			if(privData.eventCallback != NULL)
-			event.state = state;
+			{
-			event.sender = this;
+				Oyster::Event::ButtonEvent<Owner> event;
-			event.owner = privData.owner;
+				event.state = state;
-			privData.EventFunc(event);
+				event.sender = this;
+				event.owner = privData.owner;
+				event.userData = privData.userData;
+				privData.eventCallback(event);
+			}
 		}
 		
-		template <typename owner>
+		template <typename Owner>
-		void EventButton<owner>::SetEventFunc(void (*EventFunc)( ButtonEvent e ))
+		void EventButton<Owner>::SetUserData(void* data)
+		{
+			this->privData.userData = data;
+		}
+
+		template <typename Owner>
+		void EventButton<Owner>::SetEventFunc(EventFunc func)
 		{
 			this->privData.EventFunc = EventFunc;
 		}
 
-		template <typename owner>
+		template <typename Owner>
-		unsigned int EventButton<owner>::GetID()
+		void EventButton<Owner>::SetOwner(Owner owner)
+		{
+			this->privData.owner = owner;
+		}
+		
+		template <typename Owner>
+		bool EventButton<Owner>::Enabled()
+		{
+			return this->privData.enabled;
+		}
+
+		template <typename Owner>
+		unsigned int EventButton<Owner>::GetID()
 		{
 			return this->privData.ID;
 		}
+
+		/* Something is wrong, can't return EventFunc
+		template <typename Owner>
+		EventFunc EventButton<Owner>::GetFunctionPointer()
+		{
+			return this->privData.eventCallback;
+		}*/
+
+		template <typename Owner>
+		Owner EventButton<Owner>::GetOwner()
+		{
+			return this->privData.owner;
+		}
+		
+		template <typename Owner>
+		bool EventButton<Owner>::operator ==(const EventButton<Owner>& obj)
+		{
+			return (this->privData.ID == obj.privData.ID);
+		}
 	}
 }
 

Code/Misc/EventHandler/EventButtonCircle.h

@@ -0,0 +1,64 @@
+//////////////////////////////////////
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
+#ifndef MISC_EVENT_BUTTON_CIRCLE_H
+#define MISC_EVENT_BUTTON_CIRCLE_H
+
+#include "EventButton.h"
+#include "../../Input/L_inputClass.h"
+
+namespace Oyster
+{
+	namespace Event
+	{
+		template <typename Owner>
+		class EventButtonCircle : public EventButton<Owner>
+		{
+		public:
+			EventButtonCircle() 
+				: EventButton(), xPos(0), yPos(0), radius(0)
+			{}
+			EventButtonCircle(Owner owner, float xPos, float yPos, float radius) 
+				: EventButton(owner), xPos(xPos), yPos(yPos), radius(radius)
+			{}
+			EventButtonCircle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), float xPos, float yPos, float radius) 
+				: EventButton(EventFunc), xPos(xPos), yPos(yPos), radius(radius)
+			{}
+			EventButtonCircle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), Owner owner, float xPos, float yPos, float radius) 
+				: EventButton(EventFunc, owner), xPos(xPos), yPos(yPos), radius(radius)
+			{}
+			EventButtonCircle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), Owner owner, void* userData, float xPos, float yPos, float radius) 
+				: EventButton(EventFunc, owner, userData), xPos(xPos), yPos(yPos), radius(radius)
+			{}
+			~EventButtonCircle()
+			{}
+
+			//Circle vs point collision
+			bool Collision(InputClass* inputObject)
+			{
+				//Should come from the InputClass
+				float xMouse = 2, yMouse = 2;
+
+				float xDiff = xMouse - xPos;
+				float yDiff = yMouse - yPos;
+
+				float length = (xDiff * xDiff) + (yDiff * yDiff);
+
+				if(length <= radius*radius)
+				{
+					return true;
+				}
+
+				return false;
+			}
+
+		private:
+			float xPos, yPos;
+			float radius;
+
+		};
+	}
+}
+
+#endif

Code/Misc/EventHandler/EventButtonCollection.cpp

@@ -1,5 +1,11 @@
+//////////////////////////////////////
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
 #include "EventButtonCollection.h"
 
+#include "../../Input/L_inputClass.h"
+
 using namespace Oyster::Event;
 
 EventButtonCollection::EventButtonCollection() 
@@ -9,15 +15,21 @@ EventButtonCollection::EventButtonCollection()
 
 EventButtonCollection::~EventButtonCollection()
 {
+	int size = buttons.size();
+	for(int i = 0; i < size; i++)
+	{
+		delete buttons[i];
+		buttons[i] = NULL;
+	}
 }
 
 void EventButtonCollection::Update(InputClass* inputObject)
 {
 	if(this->collectionState == EventCollectionState_Enabled)
 	{
-		for(int i = 0; i < buttons.size(); i++)
+		for(int i = 0; i < (int)buttons.size(); i++)
 		{
-			buttons.at(i)->CheckCollision(inputObject);
+			buttons[i]->Update(inputObject);
 		}
 	}
 }

Code/Misc/EventHandler/EventButtonCollection.h

@@ -1,8 +1,14 @@
-#ifndef EVENT_BUTTON_COLLECTION_H
+//////////////////////////////////////
-#define EVENT_BUTTON_COLLECTION_H
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
+#ifndef MISC_EVENT_BUTTON_COLLECTION_H
+#define MISC_EVENT_BUTTON_COLLECTION_H
 
 #include "../../Input/L_inputClass.h"
 
+#include "../DynamicArray.h"
+
 #include "IEventButton.h"
 #include "EventButton.h"
 
@@ -30,20 +36,9 @@ namespace Oyster
 			void Update(InputClass* inputObject);
 
 			template <typename Owner>
-			void AddButton(EventButton<Owner>& button)
+			void AddButton(EventButton<Owner>* button)
 			{
-				EventButton<Owner>* b = new EventButton<Owner>();
+				buttons.push_back(button);
-				buttons.size(); 
-				buttons.push_back((IEventButton*)b);
-				//buttons.push_back((IEventButton*)&button);
-			}
-
-			template <typename Owner>
-			EventButton<Owner>& CreateButton()
-			{
-				EventButton<Owner> temp;
-				buttons.push_back(&temp);
-				return temp;
 			}
 
 			EventCollectionState GetState() const;

Code/Misc/EventHandler/EventButtonRectangle.h

@@ -0,0 +1,60 @@
+//////////////////////////////////////
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
+#ifndef MISC_EVENT_BUTTON_RECTANGLE_H
+#define MISC_EVENT_BUTTON_RECTANGLE_H
+
+#include "EventButton.h"
+#include "../../Input/L_inputClass.h"
+
+namespace Oyster
+{
+	namespace Event
+	{
+		template <typename Owner>
+		class EventButtonRectangle : public EventButton<Owner>
+		{
+		public:
+			EventButtonRectangle() 
+				: EventButton(), xPos(0), yPos(0), halfWidth(0), halfHeight(0)
+			{}
+			EventButtonRectangle(Owner owner, float xPos, float yPos, float halfWidth, float halfHeight) 
+				: EventButton(owner), xPos(xPos), yPos(yPos), halfWidth(halfWidth), halfHeight(halfHeight)
+			{}
+			EventButtonRectangle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), float xPos, float yPos, float halfWidth, float halfHeight) 
+				: EventButton(EventFunc), xPos(xPos), yPos(yPos), halfWidth(halfWidth), halfHeight(halfHeight)
+			{}
+			EventButtonRectangle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), Owner owner, float xPos, float yPos, float halfWidth, float halfHeight) 
+				: EventButton(EventFunc, owner), xPos(xPos), yPos(yPos), halfWidth(halfWidth), halfHeight(halfHeight)
+			{}
+			EventButtonRectangle(void (*EventFunc)( Oyster::Event::ButtonEvent<Owner>& e), Owner owner, void* userData, float xPos, float yPos, float halfWidth, float halfHeight) 
+				: EventButton(EventFunc, owner, userData), xPos(xPos), yPos(yPos), halfWidth(halfWidth), halfHeight(halfHeight)
+			{}
+			~EventButtonRectangle()
+			{}
+
+			//Circle vs point collision
+			bool Collision(InputClass* inputObject)
+			{
+				//Should come from the InputClass
+				float xMouse = 1, yMouse = 0;
+
+				if(xMouse >= xPos - halfWidth && xMouse <= xPos + halfWidth
+					&& yMouse >= yPos - halfHeight && yMouse <= yPos + halfHeight)
+				{
+					return true;
+				}
+
+				return false;
+			}
+
+		private:
+			float xPos, yPos;
+			float halfWidth, halfHeight;
+
+		};
+	}
+}
+
+#endif

Code/Misc/EventHandler/EventHandler.cpp

@@ -1,3 +1,7 @@
+//////////////////////////////////////
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
 #include "EventHandler.h"
 
 using namespace Oyster::Event;
@@ -15,11 +19,16 @@ EventHandler::EventHandler()
 
 EventHandler::~EventHandler()
 {
+	int size = collections.size();
+	for(int i = 0; i < size; i++)
+	{
+		delete collections[i];
+	}
 }
 
 void EventHandler::Update(InputClass* inputObject)
 {
-	for(int i = 0; i < collections.size(); i++)
+	for(int i = 0; i < (int)collections.size(); i++)
 	{
 		collections.at(i)->Update(inputObject);
 	}
@@ -32,7 +41,7 @@ void EventHandler::AddCollection(EventButtonCollection& collection)
 
 EventButtonCollection& EventHandler::CreateCollection()
 {
-	EventButtonCollection temp;
+	EventButtonCollection* temp = new EventButtonCollection;
-	collections.push_back(&temp);
+	collections.push_back(temp);
-	return temp;
+	return *temp;
 }

Code/Misc/EventHandler/EventHandler.h

@@ -1,10 +1,16 @@
-#ifndef EVENT_HANDLER_H
+//////////////////////////////////////
-#define EVENT_HANDLER_H
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
+#ifndef MISC_EVENT_HANDLER_H
+#define MISC_EVENT_HANDLER_H
 
 #include "../../Input/L_inputClass.h"
 
 #include "EventButtonCollection.h"
 #include "EventButton.h"
+#include "EventButtonCircle.h"
+#include "EventButtonRectangle.h"
 
 #include <vector>
 

Code/Misc/EventHandler/IEventButton.h

@@ -1,30 +1,38 @@
+//////////////////////////////////////
+// Created by Pontus Fransson 2014  //
+//////////////////////////////////////
+
 #ifndef MISC_IEVENT_BUTTON
 #define MISC_IEVENT_BUTTON
-#include "../../Input/L_inputClass.h"
+
+class InputClass;
 
 namespace Oyster
 {
 	namespace Event
 	{
+		enum ButtonState
+		{
+			ButtonState_None,
+			ButtonState_Hover,
+			ButtonState_Pressed,
+			ButtonState_Down,
+			ButtonState_Released,
+		};
+
 		class IEventButton
 		{
 		public:
-			enum ButtonState
+			virtual ~IEventButton(){}
-			{
-				Button_Clicked,
-				Button_Hover,
-				Button_Hold,
-				Button_Smashed,	
-			};
 
-			virtual void CheckCollision(InputClass *input) = 0;
+			virtual void Update(InputClass *input){}
 
-			virtual void SendEvent(IEventButton::ButtonState state) = 0;
+			virtual void SendEvent(ButtonState state){}
 
 			struct ButtonEvent;
-			virtual void SetEventFunc(void (*EventFunc)( ButtonEvent e )) = 0;
+			virtual void SetEventFunc(void (*EventFunc)( ButtonEvent e )){}
 			
-			virtual unsigned int GetID() = 0;
+			virtual unsigned int GetID(){ return -1; }
 		
 		};
 	}

Code/Misc/Misc.vcxproj

@@ -165,7 +165,9 @@
   <ItemGroup>
     <ClInclude Include="DynamicArray.h" />
     <ClInclude Include="EventHandler\EventButton.h" />
+    <ClInclude Include="EventHandler\EventButtonCircle.h" />
     <ClInclude Include="EventHandler\EventButtonCollection.h" />
+    <ClInclude Include="EventHandler\EventButtonRectangle.h" />
     <ClInclude Include="EventHandler\EventHandler.h" />
     <ClInclude Include="EventHandler\IEventButton.h" />
     <ClInclude Include="GID.h" />

Code/Misc/Misc.vcxproj.filters

@@ -134,5 +134,11 @@
     <ClInclude Include="EventHandler\IEventButton.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="EventHandler\EventButtonCircle.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="EventHandler\EventButtonRectangle.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>