Adding code for mouse handling

--HG--
branch : axios-newgsm

axios/Engine/AxiosEvents.cs

@@ -1,5 +1,6 @@
 using System;
 using FarseerPhysics.SamplesFramework;
+using GameStateManagement;
 
 namespace Axios.Engine
 {
@@ -19,45 +20,45 @@ namespace Axios.Engine
             }
         }
 
-        public delegate void AxiosHandler(object sender, AxiosGameScreen gameScreen, InputHelper input);
+        public delegate void AxiosHandler(object sender, AxiosGameScreen gameScreen, InputState input);
         
         public delegate void AxiosGameObjectHandler(AxiosGameObject sender);
 
         #region GameObjectEventMethods
 
-        public virtual void OnFocusEnter(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnFocusEnter(AxiosGameScreen gameScreen, InputState input)
         {
             this.HasFocus = true;
             this.OnEvent(FocusEnter, gameScreen, input);
         }
 
-        public virtual void OnFocusLeave(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnFocusLeave(AxiosGameScreen gameScreen, InputState input)
         {
             this.HasFocus = false;
             this.OnEvent(FocusLeave, gameScreen, input);
         }
 
-        public virtual void OnMouseHover(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnMouseHover(AxiosGameScreen gameScreen, InputState input)
         {
             this.OnEvent(MouseHover, gameScreen, input);
         }
 
-        public virtual void OnMouseLeave(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnMouseLeave(AxiosGameScreen gameScreen, InputState input)
         {
             this.OnEvent(MouseLeave, gameScreen, input);
         }
 
-        public virtual void OnValueChange(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnValueChange(AxiosGameScreen gameScreen, InputState input)
         {
             this.OnEvent(ValueChange, gameScreen, input);
         }
 
-        public virtual void OnMouseDown(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnMouseDown(AxiosGameScreen gameScreen, InputState input)
         {
             this.OnEvent(MouseDown, gameScreen, input);
         }
 
-        public virtual void OnMouseUp(AxiosGameScreen gameScreen, InputHelper input)
+        public virtual void OnMouseUp(AxiosGameScreen gameScreen, InputState input)
         {
             this.OnEvent(MouseUp, gameScreen, input);
         }

axios/Engine/AxiosGameScreen.cs

@@ -334,7 +334,7 @@ namespace Axios.Engine
             }
         }
 
-        public override void HandleInput(InputHelper input, GameTime gameTime)
+        public override void HandleInput(InputState input, GameTime gameTime)
         {
             base.HandleInput(input, gameTime);
 

axios/Engine/AxiosTimer.cs

@@ -2,6 +2,7 @@
 
 using Axios.Engine.Interfaces;
 using Microsoft.Xna.Framework;
+using GameStateManagement;
 
 namespace Axios.Engine
 {
@@ -65,12 +66,12 @@ namespace Axios.Engine
             
         }
 
-        public override void HandleInput(AxiosGameScreen gameScreen, FarseerPhysics.SamplesFramework.InputHelper input, Microsoft.Xna.Framework.GameTime gameTime)
+        public override void HandleInput(AxiosGameScreen gameScreen, InputState input, Microsoft.Xna.Framework.GameTime gameTime)
         {
             
         }
 
-        public override void HandleCursor(AxiosGameScreen gameScreen, FarseerPhysics.SamplesFramework.InputHelper input)
+        public override void HandleCursor(AxiosGameScreen gameScreen, InputState input)
         {
             
         }

axios/Engine/Interfaces/IAxiosGameObject.cs

@@ -1,5 +1,6 @@
 using FarseerPhysics.SamplesFramework;
 using Microsoft.Xna.Framework;
+using GameStateManagement;
 
 
 namespace Axios.Engine.Interfaces
@@ -8,8 +9,8 @@ namespace Axios.Engine.Interfaces
     {
         void Update(AxiosGameScreen gameScreen, GameTime gameTime, bool otherScreenHasFocus, bool coveredByOtherScreen);
         void LoadContent(AxiosGameScreen gameScreen);
-        void HandleInput(AxiosGameScreen gameScreen, InputHelper input, GameTime gameTime);
+        void HandleInput(AxiosGameScreen gameScreen, InputState input, GameTime gameTime);
-        void HandleCursor(AxiosGameScreen gameScreen, InputHelper input);
+        void HandleCursor(AxiosGameScreen gameScreen, InputState input);
         void UnloadContent(AxiosGameScreen gameScreen);
     }
 }

axios/Engine/UI/AxiosButton.cs

@@ -1,6 +1,7 @@
 
 using FarseerPhysics.SamplesFramework;
 using Microsoft.Xna.Framework.Graphics;
+using GameStateManagement;
 
 namespace Axios.Engine.UI
 {
@@ -48,7 +49,7 @@ namespace Axios.Engine.UI
 
         }
 
-        public override void OnMouseHover(AxiosGameScreen gameScreen, InputHelper input)
+        public override void OnMouseHover(AxiosGameScreen gameScreen, InputState input)
         {
             base.OnMouseHover(gameScreen, input);
             
@@ -56,21 +57,21 @@ namespace Axios.Engine.UI
             
         }
 
-        public override void OnMouseLeave(AxiosGameScreen gameScreen, InputHelper input)
+        public override void OnMouseLeave(AxiosGameScreen gameScreen, InputState input)
         {
             base.OnMouseLeave(gameScreen, input);
 
             this.Texture = _normaltexture;
         }
 
-        public override void OnMouseDown(AxiosGameScreen gameScreen, InputHelper input)
+        public override void OnMouseDown(AxiosGameScreen gameScreen, InputState input)
         {
             base.OnMouseDown(gameScreen, input);
 
             this.Texture = _clicktexture;
         }
 
-        public override void OnMouseUp(AxiosGameScreen gameScreen, InputHelper input)
+        public override void OnMouseUp(AxiosGameScreen gameScreen, InputState input)
         {
             base.OnMouseUp(gameScreen, input);
 
@@ -79,9 +80,9 @@ namespace Axios.Engine.UI
             
         }
 
-        
 
-        public override void HandleCursor(AxiosGameScreen gameScreen, InputHelper input)
+
+        public override void HandleCursor(AxiosGameScreen gameScreen, InputState input)
         {
             base.HandleCursor(gameScreen, input);
 

axios/ScreenSystem/InputState.cs

@@ -247,7 +247,7 @@ namespace GameStateManagement
         /// <summary>
         /// Reads the latest state user input.
         /// </summary>
-        public void Update()
+        public void Update(GameTime gameTime)
         {
             _lastMouseState = _currentMouseState;
             if (_handleVirtualStick)
@@ -299,6 +299,52 @@ namespace GameStateManagement
             {
                 Gestures.Add(TouchPanel.ReadGesture());
             }
+
+            // Update cursor
+            Vector2 oldCursor = _cursor;
+
+            if (CurrentGamePadStates[0].IsConnected && CurrentGamePadStates[0].ThumbSticks.Left != Vector2.Zero)
+            {
+                Vector2 temp = CurrentGamePadStates[0].ThumbSticks.Left;
+                _cursor += temp * new Vector2(300f, -300f) * (float)gameTime.ElapsedGameTime.TotalSeconds;
+                Mouse.SetPosition((int)_cursor.X, (int)_cursor.Y);
+            }
+            else
+            {
+                _cursor.X = _currentMouseState.X;
+                _cursor.Y = _currentMouseState.Y;
+            }
+            _cursor.X = MathHelper.Clamp(_cursor.X, 0f, _viewport.Width);
+            _cursor.Y = MathHelper.Clamp(_cursor.Y, 0f, _viewport.Height);
+
+            if (_cursorIsValid && oldCursor != _cursor)
+            {
+                _cursorMoved = true;
+            }
+            else
+            {
+                _cursorMoved = false;
+            }
+
+#if WINDOWS
+            if (_viewport.Bounds.Contains(_currentMouseState.X, _currentMouseState.Y))
+            {
+                _cursorIsValid = true;
+            }
+            else
+            {
+                _cursorIsValid = false;
+            }
+#elif WINDOWS_PHONE
+            if (_currentMouseState.LeftButton == ButtonState.Pressed)
+            {
+                _cursorIsValid = true;
+            }
+            else
+            {
+                _cursorIsValid = false;
+            }
+#endif
         }
 
 
@@ -426,5 +472,60 @@ namespace GameStateManagement
             return (_lastVirtualState.IsButtonDown(button) &&
                     _currentVirtualState.IsButtonUp(button));
         }
+
+        /// <summary>
+        ///   Helper for checking if a mouse button was newly pressed during this update.
+        /// </summary>
+        public bool IsNewMouseButtonPress(MouseButtons button)
+        {
+            switch (button)
+            {
+                case MouseButtons.LeftButton:
+                    return (_currentMouseState.LeftButton == ButtonState.Pressed &&
+                            _lastMouseState.LeftButton == ButtonState.Released);
+                case MouseButtons.RightButton:
+                    return (_currentMouseState.RightButton == ButtonState.Pressed &&
+                            _lastMouseState.RightButton == ButtonState.Released);
+                case MouseButtons.MiddleButton:
+                    return (_currentMouseState.MiddleButton == ButtonState.Pressed &&
+                            _lastMouseState.MiddleButton == ButtonState.Released);
+                case MouseButtons.ExtraButton1:
+                    return (_currentMouseState.XButton1 == ButtonState.Pressed &&
+                            _lastMouseState.XButton1 == ButtonState.Released);
+                case MouseButtons.ExtraButton2:
+                    return (_currentMouseState.XButton2 == ButtonState.Pressed &&
+                            _lastMouseState.XButton2 == ButtonState.Released);
+                default:
+                    return false;
+            }
+        }
+
+        /// <summary>
+        /// Checks if the requested mouse button is released.
+        /// </summary>
+        /// <param name="button">The button.</param>
+        public bool IsNewMouseButtonRelease(MouseButtons button)
+        {
+            switch (button)
+            {
+                case MouseButtons.LeftButton:
+                    return (_lastMouseState.LeftButton == ButtonState.Pressed &&
+                            _currentMouseState.LeftButton == ButtonState.Released);
+                case MouseButtons.RightButton:
+                    return (_lastMouseState.RightButton == ButtonState.Pressed &&
+                            _currentMouseState.RightButton == ButtonState.Released);
+                case MouseButtons.MiddleButton:
+                    return (_lastMouseState.MiddleButton == ButtonState.Pressed &&
+                            _currentMouseState.MiddleButton == ButtonState.Released);
+                case MouseButtons.ExtraButton1:
+                    return (_lastMouseState.XButton1 == ButtonState.Pressed &&
+                            _currentMouseState.XButton1 == ButtonState.Released);
+                case MouseButtons.ExtraButton2:
+                    return (_lastMouseState.XButton2 == ButtonState.Pressed &&
+                            _currentMouseState.XButton2 == ButtonState.Released);
+                default:
+                    return false;
+            }
+        }
     }
 }