X-Git-Url: http://www2.svjatoslav.eu/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Feu%2Fsvjatoslav%2Fsixth%2Fe3d%2Fgui%2FRenderingContext.java;h=63ff0d9abb88fd6fd05b0cdfe36d64a5bce6f43e;hb=324c5f8de858634643f8dd201cfcd99faa23af17;hp=c5c42f602a578d16a7a910ae60e365cfc1189f7f;hpb=a38bc412f8c6ae6c8fdf9466ae9b2073c2a73614;p=sixth-3d.git

diff --git a/src/main/java/eu/svjatoslav/sixth/e3d/gui/RenderingContext.java b/src/main/java/eu/svjatoslav/sixth/e3d/gui/RenderingContext.java
index c5c42f6..63ff0d9 100644
--- a/src/main/java/eu/svjatoslav/sixth/e3d/gui/RenderingContext.java
+++ b/src/main/java/eu/svjatoslav/sixth/e3d/gui/RenderingContext.java
@@ -1,5 +1,5 @@
 /*
- * Sixth 3D engine. Author: Svjatoslav Agejenko. 
+ * Sixth 3D engine. Author: Svjatoslav Agejenko.
  * This project is released under Creative Commons Zero (CC0) license.
  */
 package eu.svjatoslav.sixth.e3d.gui;
@@ -13,13 +13,32 @@ import java.awt.image.BufferedImage;
 import java.awt.image.DataBufferByte;
 import java.awt.image.WritableRaster;
 
+/**
+ * Rendering context that contains all the information that is needed to render the scene.
+ */
+
 public class RenderingContext {
 
     public static final int bufferedImageType = BufferedImage.TYPE_4BYTE_ABGR;
+
     public final Graphics2D graphics;
+
+    /**
+     * Pixels of the rendering area.
+     * Each pixel is represented by 4 bytes: alpha, blue, green, red.
+     */
     public final byte[] pixels;
+
+    /**
+     * Width of the rendering area in pixels.
+     */
     public final int width;
+
+    /**
+     * Height of the rendering area in pixels.
+     */
     public final int height;
+
     /**
      * Center of the screen in screen space (pixels).
      * This is the point where (0,0) coordinate of the world space is rendered.
@@ -41,12 +60,6 @@ public class RenderingContext {
      * UI component that mouse is currently hovering over.
      */
     private MouseInteractionController objectPreviouslyUnderMouseCursor;
-
-    public void prepareForNewFrameRendering(){
-        mouseEvent = null;
-        currentObjectUnderMouseCursor = null;
-    }
-
     /**
      * Mouse click event that needs to be processed.
      * This event is processed only once per frame.
@@ -56,29 +69,11 @@ public class RenderingContext {
      * This field is set to null after the event is processed.
      */
     private MouseEvent mouseEvent;
-
-    public void setMouseEvent(MouseEvent mouseEvent) {
-        this.mouseEvent = mouseEvent;
-    }
-
-    public MouseEvent getMouseEvent() {
-        return mouseEvent;
-    }
-
     /**
      * UI component that mouse is currently hovering over.
      */
     private MouseInteractionController currentObjectUnderMouseCursor;
 
-    /**
-     * Called when given object was detected under mouse cursor, while processing {@link #mouseEvent}.
-     * Because objects are rendered back to front. The last method caller will set the top-most object, if
-     * there are multiple objects under mouse cursor.
-     */
-    public void setCurrentObjectUnderMouseCursor(MouseInteractionController currentObjectUnderMouseCursor) {
-        this.currentObjectUnderMouseCursor = currentObjectUnderMouseCursor;
-    }
-
     public RenderingContext(final int width, final int height) {
         this.width = width;
         this.height = height;
@@ -96,6 +91,28 @@ public class RenderingContext {
         graphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
     }
 
+    public void prepareForNewFrameRendering() {
+        mouseEvent = null;
+        currentObjectUnderMouseCursor = null;
+    }
+
+    public MouseEvent getMouseEvent() {
+        return mouseEvent;
+    }
+
+    public void setMouseEvent(MouseEvent mouseEvent) {
+        this.mouseEvent = mouseEvent;
+    }
+
+    /**
+     * Called when given object was detected under mouse cursor, while processing {@link #mouseEvent}.
+     * Because objects are rendered back to front. The last method caller will set the top-most object, if
+     * there are multiple objects under mouse cursor.
+     */
+    public void setCurrentObjectUnderMouseCursor(MouseInteractionController currentObjectUnderMouseCursor) {
+        this.currentObjectUnderMouseCursor = currentObjectUnderMouseCursor;
+    }
+
     /**
      * @return <code>true</code> if view update is needed as a consequence of this mouse event.
      */