added sources for Slick

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

lib/slick-source/org/newdawn/slick/svg/Diagram.java

@@ -0,0 +1,162 @@
+package org.newdawn.slick.svg;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+/**
+ * A diagram read from SVG containing multiple figures
+ *
+ * @author kevin
+ */
+public class Diagram {
+	/** The figures in the diagram */
+	private ArrayList figures = new ArrayList();
+	/** The pattern definitions */
+	private HashMap patterns = new HashMap();
+	/** The linear gradients defined within the diagram */
+	private HashMap gradients = new HashMap();
+	/** The figures mapping */
+	private HashMap figureMap = new HashMap();
+	
+	/** The width of the diagram */
+	private float width;
+	/** The height of the diagram */
+	private float height;
+	
+	/**
+	 * Create a new empty diagram
+	 * 
+	 * @param width The width of the diagram
+	 * @param height The height of the diagram
+	 */
+	public Diagram(float width, float height) {
+		this.width = width;
+		this.height = height;
+	}
+
+	/**
+	 * Get the width of the diagram
+	 * 
+	 * @return The width of the diagram
+	 */
+	public float getWidth() {
+		return width;
+	}
+	
+	/**
+	 * Get the height of the diagram
+	 * 
+	 * @return The height of the diagram
+	 */
+	public float getHeight() {
+		return height;
+	}
+	
+	/**
+	 * Add a pattern definition basd on a image
+	 * 
+	 * @param name The name of the pattern
+	 * @param href The href to the image specified in the doc
+	 */
+	public void addPatternDef(String name, String href) {
+		patterns.put(name, href);
+	}
+	
+	/**
+	 * Add gradient to the diagram 
+	 * 
+	 * @param name The name of the gradient
+	 * @param gradient The gradient to be added
+	 */
+	public void addGradient(String name, Gradient gradient) {
+		gradients.put(name, gradient);
+	}
+	
+	/**
+	 * Get a pattern definition from the diagram
+	 * 
+	 * @param name The name of the pattern
+	 * @return The href to the image that was specified for the given pattern
+	 */
+	public String getPatternDef(String name) {
+		return (String) patterns.get(name);
+	}
+	
+	/**
+	 * Get the gradient defined in this document
+	 * 
+	 * @param name The name of the gradient
+	 * @return The gradient definition
+	 */
+	public Gradient getGradient(String name) {
+		return (Gradient) gradients.get(name);
+	}
+	
+	/**
+	 * Get the names of the patterns defined 
+	 * 
+	 * @return The names of the pattern
+	 */
+	public String[] getPatternDefNames() {
+		return (String[]) patterns.keySet().toArray(new String[0]);		
+	}
+	
+	/**
+	 * Get a figure by a given ID
+	 * 
+	 * @param id The ID of the figure
+	 * @return The figure with the given ID
+	 */
+	public Figure getFigureByID(String id) {
+		return (Figure) figureMap.get(id);
+	}
+	
+	/**
+	 * Add a figure to the diagram
+	 * 
+	 * @param figure The figure to add
+	 */
+	public void addFigure(Figure figure) {
+		figures.add(figure);
+		figureMap.put(figure.getData().getAttribute(NonGeometricData.ID), figure);
+		
+		String fillRef = figure.getData().getAsReference(NonGeometricData.FILL);
+		Gradient gradient = getGradient(fillRef);
+		if (gradient != null) {
+			if (gradient.isRadial()) {
+				for (int i=0;i<InkscapeLoader.RADIAL_TRIANGULATION_LEVEL;i++) {
+					figure.getShape().increaseTriangulation();
+				}
+			}
+		}
+	}
+	
+	/**
+	 * Get the number of figures in the diagram
+	 * 
+	 * @return The number of figures in the diagram
+	 */
+	public int getFigureCount() {
+		return figures.size();
+	}
+	
+	/**
+	 * Get the figure at a given index
+	 * 
+	 * @param index The index of the figure to retrieve
+	 * @return The figure at the given index
+	 */
+	public Figure getFigure(int index) {
+		return (Figure) figures.get(index);
+	}
+	
+	/**
+	 * Remove a figure from the diagram
+	 * 
+	 * @param figure The figure to be removed
+	 */
+	public void removeFigure(Figure figure) {
+		figures.remove(figure);
+		figureMap.remove(figure.getData().getAttribute("id"));
+	}
+}