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index.zulzul<zk>
<window border="normal" title="hello" apply="pkg$.TestComposer">
<tabbox width="800px" height="600px">
<tabs>
<tab label="Tab 1" hflex="1"/>
<tab label="Tab 2" hflex="1"/>
<tab label="Tab 3" hflex="1"/>
</tabs>
<tabpanels>
<tabpanel style="color:#336699;">
<vlayout apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm1') @init('pkg$.PieChartVM')">
<chart id="mychart1" title="Pie Chart Demo"
width="550" height="400" paneColor="#ffffff" fgAlpha="192"
type="pie" threeD="@bind(vm1.threeD)"
model="@bind(vm1.model)" engine="@bind(vm1.engine)"
onClick="@command('showMessage',msg=event.areaComponent.tooltiptext)"/>
<hlayout visible="@bind(not empty vm1.message)">
You clicked on :<label value="@bind(vm1.message)"/>
</hlayout>
</vlayout>
</tabpanel>
<tabpanel style="color:#333399;">
<vlayout apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm2') @init('pkg$.PieChartVM')">
<chart id="mychart" title="Pie Chart Demo"
width="100" height="200" paneColor="#ffffff" fgAlpha="192"
type="pie" threeD="@bind(vm2.threeD)"
model="@bind(vm2.model)" engine="@bind(vm2.engine)"
onClick="@command('showMessage',msg=event.areaComponent.tooltiptext)"/>
<hlayout visible="@bind(not empty vm2.message)">
You clicked on :<label value="@bind(vm2.message)"/>
</hlayout>
</vlayout>
</tabpanel>
<tabpanel style="color:#663366;">
<vlayout apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm3') @init('pkg$.PieChartVM')">
<chart id="mychart3" title="Pie Chart Demo"
width="550" height="400" paneColor="#ffffff" fgAlpha="192"
type="pie" threeD="@bind(vm3.threeD)"
model="@bind(vm3.model)" engine="@bind(vm3.engine)"
onClick="@command('showMessage',msg=event.areaComponent.tooltiptext)"/>
<hlayout visible="@bind(not empty vm3.message)">
You clicked on :<label value="@bind(vm3.message)"/>
</hlayout>
</vlayout>
</tabpanel>
</tabpanels>
</tabbox>
</window>
</zk>
TestComposer.javajavaimport org.zkoss.zk.ui.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.util.*;
import org.zkoss.zk.ui.ext.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;
public class TestComposer extends GenericForwardComposer{
public void doAfterCompose(Component comp) throws Exception {
super.doAfterCompose(comp);
}
public void onClick$btn(Event e) throws InterruptedException{
Messagebox.show("Hi btn");
}
}
PieChartVM.javajavaimport org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.GlobalCommand;
import org.zkoss.bind.annotation.Init;
import org.zkoss.bind.annotation.NotifyChange;
import org.zkoss.zul.PieModel;
public class PieChartVM {
PieChartEngine engine;
PieModel model;
boolean threeD = false;
String message;
@Init
public void init() {
// prepare chart data
engine = new PieChartEngine();
model = PieChartData.getModel();
}
public PieChartEngine getEngine() {
return engine;
}
public PieModel getModel() {
return model;
}
public boolean isThreeD() {
return threeD;
}
public String getMessage(){
return message;
}
@Command("showMessage")
@NotifyChange("message")
public void onShowMessage(
@BindingParam("msg") String message){
this.message = message;
}
@GlobalCommand("dataChanged")
@NotifyChange("model")
public void onDataChanged(
@BindingParam("category")String category,
@BindingParam("num") Number num){
model.setValue(category, num);
}
@GlobalCommand("configChanged")
@NotifyChange({"threeD","engine"})
public void onConfigChanged(
@BindingParam("threeD") boolean threeD,
@BindingParam("exploded") boolean exploded){
this.threeD = threeD;
engine.setExplode(exploded);
}
}PieChartEngine.javajavaimport java.awt.Color;
import java.awt.Paint;
import java.awt.Shape;
import java.awt.Stroke;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.DefaultDrawingSupplier;
import org.jfree.chart.plot.PiePlot;
import org.zkoss.zkex.zul.impl.JFreeChartEngine;
import org.zkoss.zul.Chart;
/*
* you are able to do many advanced chart customization by extending ChartEngine
*/
public class PieChartEngine extends JFreeChartEngine {
private boolean explode = false;
public boolean prepareJFreeChart(JFreeChart jfchart, Chart chart) {
jfchart.setBackgroundPaint(Color.white);
PiePlot piePlot = (PiePlot) jfchart.getPlot();
piePlot.setLabelBackgroundPaint(ChartColors.COLOR_4);
//override some default colors
Paint[] colors = new Paint[] {ChartColors.COLOR_1, ChartColors.COLOR_2, ChartColors.COLOR_3, ChartColors.COLOR_4};
DefaultDrawingSupplier defaults = new DefaultDrawingSupplier();
piePlot.setDrawingSupplier(new DefaultDrawingSupplier(colors, new Paint[]{defaults.getNextFillPaint()}, new Paint[]{defaults.getNextOutlinePaint()},
new Stroke[]{defaults.getNextStroke()}, new Stroke[] {defaults.getNextOutlineStroke()}, new Shape[] {defaults.getNextShape()}));
piePlot.setShadowPaint(null);
piePlot.setSectionOutlinesVisible(false);
piePlot.setExplodePercent("Java", explode ? 0.2 : 0);
return false;
}
public void setExplode(boolean explode) {
this.explode = explode;
}
}ChartColors.javajavaimport java.awt.Color;
public class ChartColors {
private static final int PAD_LIMIT = 8192;
//main colors
public static Color COLOR_1 = new Color(0x3E454C);
public static Color COLOR_2 = new Color(0x2185C5);
public static Color COLOR_3 = new Color(0x7ECEFD);
public static Color COLOR_4 = new Color(0xFFF6E5);
public static Color COLOR_5 = new Color(0xFF7F66);
//additional colors
public static Color COLOR_6 = new Color(0x98D9FF);
public static Color COLOR_7 = new Color(0x4689B1);
public static Color COLOR_8 = new Color(0xB17C35);
public static Color COLOR_9 = new Color(0xFDC77E);
public static String toHtmlColor(Color color) {
return "#" + toHexColor(color);
}
public static String toHexColor(Color color) {
return leftPad(Integer.toHexString(color.getRGB() & 0xFFFFFF), 6, '0');
}
public static String leftPad(String str, int size, char padChar) {
if (str == null) {
return null;
}
int pads = size - str.length();
if (pads <= 0) {
return str; // returns original String when possible
}
if (pads > PAD_LIMIT) {
return leftPad(str, size, String.valueOf(padChar));
}
return padding(pads, padChar).concat(str);
}
private static String padding(int repeat, char padChar) throws IndexOutOfBoundsException {
if (repeat < 0) {
throw new IndexOutOfBoundsException("Cannot pad a negative amount: " + repeat);
}
final char[] buf = new char[repeat];
for (int i = 0; i < buf.length; i++) {
buf[i] = padChar;
}
return new String(buf);
}
public static String leftPad(String str, int size, String padStr) {
if (str == null) {
return null;
}
if (isEmpty(padStr)) {
padStr = " ";
}
int padLen = padStr.length();
int strLen = str.length();
int pads = size - strLen;
if (pads <= 0) {
return str; // returns original String when possible
}
if (padLen == 1 && pads <= PAD_LIMIT) {
return leftPad(str, size, padStr.charAt(0));
}
if (pads == padLen) {
return padStr.concat(str);
} else if (pads < padLen) {
return padStr.substring(0, pads).concat(str);
} else {
char[] padding = new char[pads];
char[] padChars = padStr.toCharArray();
for (int i = 0; i < pads; i++) {
padding[i] = padChars[i % padLen];
}
return new String(padding).concat(str);
}
}
public static boolean isEmpty(String str) {
return str == null || str.length() == 0;
}
}
PieChartData.javajavaimport org.zkoss.zul.PieModel;
import org.zkoss.zul.SimplePieModel;
public class PieChartData {
public static PieModel getModel(){
PieModel model = new SimplePieModel();
model.setValue("C#", new Double(21.2));
model.setValue("VB", new Double(10.2));
model.setValue("Java", new Double(40.4));
model.setValue("PHP", new Double(28.2));
return model;
}
}PieChartConfigVM.javajavapublic class PieChartConfigVM {
double value1 = 22.1D;
double value2 = 10.2D;
double value3 = 40.4D;
double value4 = 28.2D;
public double getValue1() {
return value1;
}
public void setValue1(double value1) {
this.value1 = value1;
}
public double getValue2() {
return value2;
}
public void setValue2(double value2) {
this.value2 = value2;
}
public double getValue3() {
return value3;
}
public void setValue3(double value3) {
this.value3 = value3;
}
public double getValue4() {
return value4;
}
public void setValue4(double value4) {
this.value4 = value4;
}
}