feat(Sprite): add scaleMode field

Author: Valentin Vetter

engine/modules/entities/src/main/java/com/codingame/gameengine/module/entities/ScaleMode.java

@@ -0,0 +1,5 @@
+package com.codingame.gameengine.module.entities;
+
+public enum ScaleMode {
+    LINEAR, NEAREST
+}

engine/modules/entities/src/main/java/com/codingame/gameengine/module/entities/Serializer.java

@@ -72,6 +72,7 @@ class Serializer {
         keys.put("tileY", "ty");
         keys.put("tileScaleX", "tsx");
         keys.put("tileScaleY", "tsy");
+        keys.put("scaleMode", "sm");
 
         commands = new HashMap<>();
         commands.put("CREATE", "C");

engine/modules/entities/src/main/java/com/codingame/gameengine/module/entities/SpriteBasedEntity.java

@@ -8,6 +8,7 @@ public abstract class SpriteBasedEntity<T extends SpriteBasedEntity<?>> extends
 
     private String image;
     private Integer baseWidth, baseHeight;
+    private ScaleMode scaleMode = ScaleMode.LINEAR;
 
     /**
      * Sets the image for this <code>Sprite</code>.
@@ -84,4 +85,28 @@ public Integer getBaseHeight() {
         return baseHeight;
     }
 
+    /**
+     * Sets the scale mode of this <code>TextureBasedEntity</code>.
+     * 
+     * @param scaleMode
+     *            the scale mode of this <code>TextureBasedEntity</code>.
+     * @return this <code>TextureBasedEntity</code>.
+     */
+    public T setScaleMode(ScaleMode scaleMode) {
+        this.scaleMode = scaleMode;
+        set("scaleMode", scaleMode);
+        return self();
+    }
+
+    /**
+     * Returns the scale mode of this <code>TextureBasedEntity</code>.
+     * <p>
+     * Default is LINEAR.
+     * 
+     * @return the scale mode of this <code>TextureBasedEntity</code>.
+     */
+    public ScaleMode getScaleMode() {
+        return scaleMode;
+    }
+
 }

engine/modules/entities/src/main/java/com/codingame/gameengine/module/entities/TextureBasedEntity.java

@@ -3,20 +3,18 @@
 /**
  * Any PIXI Entity based on a texture shares the properties found in this <code>TextureBasedEntity</code>.
  *
- * @param <T> a subclass inheriting Entity, used in order to return <b>this</b> as a T instead of a <code>TextureBasedEntity</code>.
+ * @param <T>
+ *            a subclass inheriting Entity, used in order to return <b>this</b> as a T instead of a <code>TextureBasedEntity</code>.
  */
 public abstract class TextureBasedEntity<T extends BlendableEntity<?>> extends BlendableEntity<T> {
 
-   
     private double anchorX = 0, anchorY = 0;
     private int tint = 0xFFFFFF;
 
     TextureBasedEntity() {
         super();
     }
 
-    
-
     /**
      * Sets both the X and Y anchors of this <code>TextureBasedEntity</code> as a percentage of its width and height.
      * <p>

engine/modules/entities/src/main/resources/view/entity-module/Command.js

@@ -47,7 +47,8 @@ const PROPERTY_KEY_MAP = {
   tx: 'tileX',
   ty: 'tileY',
   tsx: 'tileScaleX',
-  tsy: 'tileScaleY'
+  tsy: 'tileScaleY',
+  sm: 'scaleMode'
 }
 
 export class CreateCommand {

engine/modules/entities/src/main/resources/view/entity-module/SpriteBasedEntity.js

@@ -10,7 +10,8 @@ export class SpriteBasedEntity extends TextureBasedEntity {
     Object.assign(this.defaultState, {
       image: null,
       baseWidth: null,
-      baseHeight: null
+      baseHeight: null,
+      scaleMode: 'LINEAR'
     })
     this.missingTextures = {}
   }
@@ -24,6 +25,7 @@ export class SpriteBasedEntity extends TextureBasedEntity {
         } else {
           this.graphics.texture = PIXI.Texture.EMPTY
         }
+        this.graphics.texture.baseTexture.scaleMode = PIXI.SCALE_MODES[state.scaleMode]
       } catch (error) {
         if (!this.missingTextures[state.image]) {
           this.missingTextures[state.image] = true

engine/modules/entities/src/main/resources/view/entity-module/properties.js

@@ -76,6 +76,7 @@ export const PROPERTIES = {
   baseHeight: constOpts,
   image: stringOpts,
   images: stringOpts,
+  scaleMode: stringOpts,
   restarted: {
     type: String,
     convert (value, globalData, frameInfo, t) {