added sources for Slick

Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054
Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d

lib/slick-source/org/newdawn/slick/opengl/Texture.java

@@ -0,0 +1,97 @@
+package org.newdawn.slick.opengl;
+
+/**
+ * The description of a texture loaded by the TextureLoader utility
+ * 
+ * @author kevin
+ */
+public interface Texture {
+
+	/**
+	 * Check if the texture has alpha
+	 * 
+	 * @return True if the texture has alpha
+	 */
+	public boolean hasAlpha();
+
+	/**
+	 * Get the reference from which this texture was loaded
+	 * 
+	 * @return The reference from which this texture was loaded
+	 */
+	public String getTextureRef();
+
+	/**
+	 * Bind the  GL context to a texture
+	 */
+	public void bind();
+
+	/**
+	 * Get the height of the original image
+	 *
+	 * @return The height of the original image
+	 */
+	public int getImageHeight();
+
+	/** 
+	 * Get the width of the original image
+	 *
+	 * @return The width of the original image
+	 */
+	public int getImageWidth();
+
+	/**
+	 * Get the height of the physical texture
+	 *
+	 * @return The height of physical texture
+	 */
+	public float getHeight();
+
+	/**
+	 * Get the width of the physical texture
+	 *
+	 * @return The width of physical texture
+	 */
+	public float getWidth();
+
+	/**
+	 * Get the height of the actual texture
+	 * 
+	 * @return The height of the actual texture
+	 */
+	public int getTextureHeight();
+
+	/**
+	 * Get the width of the actual texture
+	 * 
+	 * @return The width of the actual texture
+	 */
+	public int getTextureWidth();
+
+	/**
+	 * Destroy the texture reference
+	 */
+	public void release();
+
+	/**
+	 * Get the OpenGL texture ID for this texture
+	 * 
+	 * @return The OpenGL texture ID
+	 */
+	public int getTextureID();
+
+	/**
+	 * Get the pixel data from the card for this texture
+	 * 
+	 * @return The texture data from the card for this texture
+	 */
+	public byte[] getTextureData();
+	
+	/**
+	 * Apply a given texture filter to the texture
+	 * 
+	 * @param textureFilter The texture filter to apply (GL_LINEAR, GL_NEAREST, etc..)
+	 */
+	public void setTextureFilter(int textureFilter);
+
+}