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Tag: JGraph

JGraph Styles

Published by Vainolo on 2011-05-13

I build a reference program to test some of the styles that JGraphX provides. This is the result of the program:

The full source code for this program follows:

package com.vainolo.jgraph;

import javax.swing.JFrame;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import java.awt.BorderLayout;
import java.awt.Color;
import com.mxgraph.swing.mxGraphComponent;
import com.mxgraph.util.mxConstants;
import com.mxgraph.util.mxUtils;
import com.mxgraph.view.mxGraph;

public class JGraphLearning5 extends JFrame {
	private static final long serialVersionUID = -2398843485837905351L;
	private static final int X_SOURCE = 50, Y_SOURCE = 50 ,PAGE_WIDTH = 1300, 
		HORIZONTAL_STEP = 150, VERTICAL_STEP = 100, SHAPE_WIDTH = 50,
		SHAPE_HEIGHT = 60;

	public JGraphLearning5() {
		mxGraph graph = new mxGraph();
		mxGraphComponent graphComponent = new mxGraphComponent(graph);
		graphComponent.getViewport().setOpaque(true);
		graphComponent.getViewport().setBackground(Color.WHITE);
		
		int x = X_SOURCE, y = Y_SOURCE;
		for (JGraphShape shape : JGraphShape.values()) {
			graph.insertVertex(null, null, shape.mxShapeConstantValue, x, y, SHAPE_WIDTH, SHAPE_HEIGHT, mxConstants.STYLE_SHAPE+"="+shape.mxShapeConstantValue);
			x += HORIZONTAL_STEP;
			if(x > PAGE_WIDTH) { x = X_SOURCE; y += VERTICAL_STEP; }
		}
		// Some options for the shapes:
		x = X_SOURCE; y += VERTICAL_STEP;
		String styleShape = mxConstants.STYLE_SHAPE+"="+mxConstants.SHAPE_RECTANGLE+";"; 
		for(JGraphStyle style: JGraphStyle.values()) {
			graph.insertVertex(null, null, style.name(), x, y, SHAPE_WIDTH, SHAPE_HEIGHT, styleShape+style.mxStyle);
			x += HORIZONTAL_STEP;
			if(x > PAGE_WIDTH) { x = X_SOURCE; y += VERTICAL_STEP; }
		}
		
		styleShape = mxConstants.STYLE_SHAPE+"="+mxConstants.SHAPE_ELLIPSE+";"; 
		for(JGraphStyle style: JGraphStyle.values()) {
			graph.insertVertex(null, null, style.name(), x, y, SHAPE_WIDTH, SHAPE_HEIGHT, styleShape+style.mxStyle);
			x += HORIZONTAL_STEP;
			if(x > PAGE_WIDTH) { x = X_SOURCE; y += VERTICAL_STEP; }
		}

		getContentPane().setLayout(new BorderLayout(0,0));
		getContentPane().add(graphComponent, BorderLayout.CENTER);
	}

	public enum JGraphShape {
		RECTANGLE(mxConstants.SHAPE_RECTANGLE),
		ELLIPSE(mxConstants.SHAPE_ELLIPSE),
		DOUBLE_ELLIPSE(mxConstants.SHAPE_DOUBLE_ELLIPSE),
		RHOMBUS(mxConstants.SHAPE_RHOMBUS),
		LINE(mxConstants.SHAPE_LINE),
		IMAGE(mxConstants.SHAPE_IMAGE),
// doesn't work		ARROW(mxConstants.SHAPE_ARROW),
		CURVE(mxConstants.SHAPE_CURVE),
		LABEL(mxConstants.SHAPE_LABEL),
		CILINDER(mxConstants.SHAPE_CYLINDER),
		SWIMLANE(mxConstants.SHAPE_SWIMLANE),
		CONNECTOR(mxConstants.SHAPE_CONNECTOR),
		ACTOR(mxConstants.SHAPE_ACTOR),
		CLOUD(mxConstants.SHAPE_CLOUD),
		TRIANGLE(mxConstants.SHAPE_TRIANGLE),
		HEXAGON(mxConstants.SHAPE_HEXAGON);
		
		public String mxShapeConstantValue;

		JGraphShape(String mxShapeConstantValue) {
			this.mxShapeConstantValue = mxShapeConstantValue;
		}
	}
	
	public enum JGraphStyle {
		OPACITY(mxConstants.STYLE_OPACITY, 50.0),
		TEXT_OPACITY(mxConstants.STYLE_TEXT_OPACITY, 50.0),
		OVERFLOW_1(mxConstants.STYLE_OVERFLOW, "visible"),
		OVERFLOW_2(mxConstants.STYLE_OVERFLOW, "hidden"),
		OVERFLOW_3(mxConstants.STYLE_OVERFLOW, "fill"),
		ROTATION(mxConstants.STYLE_ROTATION, 45),
		FILLCOLOR(mxConstants.STYLE_FILLCOLOR, mxUtils.getHexColorString(Color.RED)),
		GRADIENTCOLOR(mxConstants.STYLE_GRADIENTCOLOR, mxUtils.getHexColorString(Color.BLUE)),
		GRADIENT_DIRECTION(mxConstants.STYLE_GRADIENT_DIRECTION, mxConstants.DIRECTION_EAST, mxConstants.STYLE_GRADIENTCOLOR, mxUtils.getHexColorString(Color.YELLOW)),
		STROKECOLOR(mxConstants.STYLE_STROKECOLOR, mxUtils.getHexColorString(Color.GREEN)),
		STROKEWIDTH(mxConstants.STYLE_STROKEWIDTH, 5),
		ALIGN(mxConstants.STYLE_ALIGN, mxConstants.ALIGN_LEFT),
		VERTICAL_ALIGN(mxConstants.STYLE_VERTICAL_ALIGN, mxConstants.ALIGN_BOTTOM),
		LABEL_POSITION(mxConstants.STYLE_LABEL_POSITION, mxConstants.ALIGN_LEFT),
		VERTICAL_LABEL_POSITION(mxConstants.STYLE_VERTICAL_LABEL_POSITION, mxConstants.ALIGN_BOTTOM),
		GLASS(mxConstants.STYLE_GLASS, 1),
		NOLABEL(mxConstants.STYLE_NOLABEL, 1),
		LABEL_BACKGROUNDCOLOR(mxConstants.STYLE_LABEL_BACKGROUNDCOLOR, mxUtils.getHexColorString(Color.CYAN)),
		LABEL_BORDERCOLOR(mxConstants.STYLE_LABEL_BORDERCOLOR, mxUtils.getHexColorString(Color.PINK)),
		SHADOW(mxConstants.STYLE_SHADOW, true),
		DASHED(mxConstants.STYLE_DASHED, true),
		ROUNDED(mxConstants.STYLE_ROUNDED, true),
		HORIZONTAL(mxConstants.STYLE_HORIZONTAL, false),
		FONTCOLOR(mxConstants.STYLE_FONTCOLOR, mxUtils.getHexColorString(Color.ORANGE)),
		FONTFAMILY(mxConstants.STYLE_FONTFAMILY, "Times New Roman"),
		FONTSIZE(mxConstants.STYLE_FONTSIZE, 15),
		FONTSTYLE(mxConstants.STYLE_FONTSTYLE, mxConstants.FONT_BOLD),				
		;

		public String mxStyle;
		
		JGraphStyle(Object... values) {
			mxStyle = ""; 
			for (int i = 0; i < values.length; i++) {
				if(i%2==0) {
					mxStyle += values[i] + "=";
				} else {
					mxStyle += values[i] + ";";
				}
			}
		}
	}
	
	public static void main(String args[]) throws Exception {
		UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
		SwingUtilities.invokeLater(new Runnable() {
			@Override public void run() {
				JGraphLearning5 jgl = new JGraphLearning5();
				jgl.setExtendedState(JFrame.MAXIMIZED_BOTH);
				jgl.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
				jgl.setVisible(true);
			}
		});
	}
}