Modfying draw method in AxiosGameScreen to draw Gleed2D textures

axios/Axios_WP7.csproj

@@ -172,6 +172,7 @@
     <Compile Include="Engine\File\AxiosIsolatedFile.cs" />
     <Compile Include="Engine\File\AxiosRegularFile.cs" />
     <Compile Include="Engine\File\AxiosTitleFile.cs" />
+    <Compile Include="Engine\Gleed2D\Camera.cs" />
     <Compile Include="Engine\Gleed2D\CircleItem.cs" />
     <Compile Include="Engine\Gleed2D\CustomProperty.cs" />
     <Compile Include="Engine\Gleed2D\Item.cs" />

axios/Axios_Windows.csproj

@@ -215,6 +215,7 @@
     <Compile Include="Engine\File\AxiosIsolatedFile.cs" />
     <Compile Include="Engine\File\AxiosRegularFile.cs" />
     <Compile Include="Engine\File\AxiosTitleFile.cs" />
+    <Compile Include="Engine\Gleed2D\Camera.cs" />
     <Compile Include="Engine\Gleed2D\CircleItem.cs" />
     <Compile Include="Engine\Gleed2D\CustomProperty.cs" />
     <Compile Include="Engine\Gleed2D\Item.cs" />

axios/Axios_Xbox_360.csproj

@@ -165,6 +165,7 @@
     <Compile Include="Engine\File\AxiosIsolatedFile.cs" />
     <Compile Include="Engine\File\AxiosRegularFile.cs" />
     <Compile Include="Engine\File\AxiosTitleFile.cs" />
+    <Compile Include="Engine\Gleed2D\Camera.cs" />
     <Compile Include="Engine\Gleed2D\CircleItem.cs" />
     <Compile Include="Engine\Gleed2D\CustomProperty.cs" />
     <Compile Include="Engine\Gleed2D\Item.cs" />

axios/Axios_settings.cs

@@ -74,6 +74,8 @@
  * - Adding a cache for loading in textures for Gleed2D
  * - Adding GetStream(FileMode) to get the stream of a file
  * - Adding support to load a Gleed2D level from a stream
+ * - Adjusting units for Gleed2D position for Farseer bodies
+ * - Modfying draw method in AxiosGameScreen to draw Gleed2D textures
  * 
  */
 

axios/Engine/AxiosGameScreen.cs

@@ -11,6 +11,7 @@ using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Content;
 using Microsoft.Xna.Framework.Graphics;
 using GameStateManagement;
+using Axios.Engine.Gleed2D;
 
 namespace Axios.Engine
 {
@@ -36,6 +37,10 @@ namespace Axios.Engine
         private AxiosUIObject prevuiobj;
         private AxiosUIObject prevuifocusobj;
 
+        protected Level Level;
+
+        private Camera camera;
+
         public AxiosGameScreen()
             : base()
         {
@@ -46,6 +51,7 @@ namespace Axios.Engine
             this._uiobjects = new List<AxiosUIObject>();
             prevuiobj = null;
             prevuifocusobj = null;
+            
         }
 
         /*public void AddGameObject<T>(T gameobject)
@@ -163,6 +169,7 @@ namespace Axios.Engine
         public override void Activate(bool instancePreserved)
         {
             base.Activate(instancePreserved);
+            
 
 #if DEBUG
             if (!Axios.Settings.ScreenSaver)
@@ -171,17 +178,36 @@ namespace Axios.Engine
                 this.DebugSpriteFont = man.Load<SpriteFont>(this.DebugTextFont);
             }
 #endif
+            camera = new Camera(ScreenManager.GraphicsDevice.Viewport.Width, ScreenManager.GraphicsDevice.Viewport.Height);
         }
 
         public override void Draw(GameTime gameTime)
         {
             base.Draw(gameTime);
 
+            if (Level != null)
+            {
+                foreach (Layer layer in Level.Layers)
+                {
+                    Vector2 oldcameraposition = camera.Position;
+                    camera.Position *= layer.ScrollSpeed;
+
+                    ScreenManager.SpriteBatch.Begin(0, null, null, null, null, null, camera.matrix);
+                    layer.draw(ScreenManager.SpriteBatch);
+                    ScreenManager.SpriteBatch.End();
+
+                    camera.Position = oldcameraposition;
+                }
+            }
+
             foreach (AxiosGameObject g in (from x in (from i in _gameObjects where i is IDrawableAxiosGameObject select (IDrawableAxiosGameObject)i) orderby x.DrawOrder select x))
                 ((IDrawableAxiosGameObject)g).Draw(this, gameTime);
 
             foreach(AxiosUIObject g in (from x in _uiobjects orderby x.DrawOrder select x))
                 ((IDrawableAxiosGameObject)g).Draw(this, gameTime);
+
+            //System.Diagnostics.Debugger.Break();
+            
         }
 
         public override void Update(GameTime gameTime, bool otherScreenHasFocus, bool coveredByOtherScreen)

axios/Engine/Gleed2D/Camera.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Microsoft.Xna.Framework;
+
+namespace Axios.Engine.Gleed2D
+{
+    public class Camera
+    {
+        Vector2 position;
+        public Vector2 Position
+        {
+            get
+            {
+                return position;
+            }
+            set
+            {
+                position = value;
+                updatematrix();
+            }
+        }
+
+        float rotation;
+        public float Rotation
+        {
+            get
+            {
+                return rotation;
+            }
+            set
+            {
+                rotation = value;
+                updatematrix();
+            }
+        }
+
+        float scale;
+        public float Scale
+        {
+            get
+            {
+                return scale;
+            }
+            set
+            {
+                scale = value;
+                updatematrix();
+            }
+        }
+
+        public Matrix matrix;
+        Vector2 viewport;                //width and height of the viewport
+
+
+        public Camera(float width, float height)
+        {
+            position = Vector2.Zero;
+            rotation = 0;
+            scale = 1.0f;
+            viewport = new Vector2(width, height);
+            updatematrix();
+        }
+
+        void updatematrix()
+        {
+            matrix = Matrix.CreateTranslation(-position.X, -position.Y, 0.0f) *
+                     Matrix.CreateRotationZ(rotation) *
+                     Matrix.CreateScale(scale) *
+                     Matrix.CreateTranslation(viewport.X / 2, viewport.Y / 2, 0.0f);
+        }
+
+        public void updateviewport(float width, float height)
+        {
+            viewport.X = width;
+            viewport.Y = height;
+            updatematrix();
+        }
+
+    }
+}

axios/Engine/Gleed2D/CircleItem.cs

@@ -28,7 +28,7 @@ namespace Axios.Engine.Gleed2D
             base.load(cm, world, ref cache);
 
             _body = BodyFactory.CreateCircle(world, Radius, 1f);
-            _body.Position = Position;
+            _body.Position = ConvertUnits.ToSimUnits(Position);
             _body.UserData = this;
         }
 

axios/Engine/Gleed2D/PathItem.cs

@@ -35,7 +35,7 @@ namespace Axios.Engine.Gleed2D
                 v.Add(new Vector2(ConvertUnits.ToSimUnits(vec.X), ConvertUnits.ToSimUnits(vec.Y)));
 
             _body = BodyFactory.CreateLoopShape(world, v);
-            _body.Position = this.Position;
+            _body.Position = ConvertUnits.ToSimUnits(this.Position);
             _body.UserData = this;
         }
 

axios/Engine/Gleed2D/RectangleItem.cs

@@ -29,7 +29,7 @@ namespace Axios.Engine.Gleed2D
             base.load(cm, world, ref cache);
 
             _body = BodyFactory.CreateRectangle(world, Width, Height, 1f);
-            _body.Position = Position;
+            _body.Position = ConvertUnits.ToSimUnits(Position);
             _body.UserData = this;
         }
     }

axios/Engine/Gleed2D/TextureItem.cs

@@ -25,7 +25,7 @@ namespace Axios.Engine.Gleed2D
         /// <summary>
         /// The item's scale factor.
         /// </summary>
-        public float Scale;
+        public Vector2 Scale;
 
         /// <summary>
         /// The color to tint the item's texture with (use white for no tint).