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index.zulzul<vlayout apply="org.zkoss.bind.BindComposer"
viewModel="@id('vm') @init('demo.chart.other.ChartsVM')">
<chart id="chart" width="520" height="300" fgAlpha="255" paneColor="#ffffff"
model="@bind(vm.model)" type="@bind(vm.type)" threeD="@bind(vm.threeD)"
onClick="@command('showMessage',msg=event.areaComponent.tooltiptext)" engine="@bind(vm.engine)"/>
<hlayout visible="@bind(not empty vm.message)">
You clicked on :<label value="@bind(vm.message)"/>
</hlayout>
</vlayout>ChartsVM.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.zkex.zul.impl.JFreeChartEngine;
import org.zkoss.zul.ChartModel;
public class ChartsVM {
boolean threeD;
ChartModel model;
String type;
String message;
ChartsEngine engine;
@Init
public void init() {
type = "wind";
threeD = false;
model = ChartData.getModel(type);
engine = new ChartsEngine();
}
public String getType() {
return type;
}
public String getMessage(){
return message;
}
public boolean isThreeD() {
return threeD;
}
public ChartModel getModel() {
return model;
}
public JFreeChartEngine getEngine() {
return engine;
}
@Command("showMessage")
@NotifyChange("message")
public void onShowMessage(
@BindingParam("msg") String message){
this.message = message;
}
@GlobalCommand("configChanged")
@NotifyChange({"threeD","model","type"})
public void onConfigChanged(
@BindingParam("threeD") boolean threeD,
@BindingParam("type") String type){
this.threeD = threeD;
this.type = type;
this.model = ChartData.getModel(type);
}
}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;
import org.apache.commons.lang.StringUtils;
public class ChartColors {
//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 StringUtils.leftPad(Integer.toHexString(color.getRGB() & 0xFFFFFF), 6, '0');
}
}ChartData.javajavaimport org.zkoss.zul.CategoryModel;
import org.zkoss.zul.ChartModel;
import org.zkoss.zul.PieModel;
import org.zkoss.zul.SimpleCategoryModel;
import org.zkoss.zul.SimplePieModel;
import org.zkoss.zul.SimpleXYModel;
import org.zkoss.zul.SimpleXYZModel;
import org.zkoss.zul.XYModel;
import org.zkoss.zul.XYZModel;
public class ChartData {
// type to model map
static HashMap<String,ChartModel> models = new HashMap<String,ChartModel>();
static {
int year = Calendar.getInstance().get(Calendar.YEAR) + 1900;
// Wind Model
XYZModel windmodel = new SimpleXYZModel();
// series, date, direction (0-12), force(0-12)
windmodel.addValue("Wind!", new Long(date(1, 3).getTime()), new Double(0d), new Double(10.0));
windmodel.addValue("Wind!", new Long(date(1, 4).getTime()), new Double(1d), new Double(8.5));
windmodel.addValue("Wind!", new Long(date(1, 5).getTime()), new Double(2.0), new Double(10.0));
windmodel.addValue("Wind!", new Long(date(1, 6).getTime()), new Double(3.0), new Double(10.0));
windmodel.addValue("Wind!", new Long(date(1, 7).getTime()), new Double(4.0), new Double(7.0));
windmodel.addValue("Wind!", new Long(date(1, 8).getTime()), new Double(5.0), new Double(10.0));
windmodel.addValue("Wind!", new Long(date(1, 9).getTime()), new Double(6.0), new Double(8.0));
windmodel.addValue("Wind!", new Long(date(1, 10).getTime()), new Double(7.0), new Double(11.0));
windmodel.addValue("Wind!", new Long(date(1, 11).getTime()), new Double(8.0), new Double(10.0));
windmodel.addValue("Wind!", new Long(date(1, 12).getTime()), new Double(9.0), new Double(11.0));
windmodel.addValue("Wind!", new Long(date(1, 13).getTime()), new Double(10.0), new Double(3.0));
windmodel.addValue("Wind!", new Long(date(1, 14).getTime()), new Double(11.0), new Double(9.0));
windmodel.addValue("Wind!", new Long(date(1, 15).getTime()), new Double(12.0), new Double(11.0));
windmodel.addValue("Wind!", new Long(date(1, 16).getTime()), new Double(0.0), new Double(0.0));
models.put("wind", windmodel);
PieModel piemodel = new SimplePieModel();
piemodel.setValue("C/C++", new Double(21.2));
piemodel.setValue("VB", new Double(10.2));
piemodel.setValue("Java", new Double(40.4));
piemodel.setValue("PHP", new Double(28.2));
models.put("ring", piemodel);
// XY Model
XYModel xymodel = new SimpleXYModel();
xymodel.addValue(year - 1 + "", new Integer(20), new Integer(120));
xymodel.addValue(year - 1 + "", new Integer(40), new Integer(135));
xymodel.addValue(year - 1 + "", new Integer(60), new Integer(140));
xymodel.addValue(year - 1 + "", new Integer(80), new Integer(160));
xymodel.addValue(year + "", new Integer(30), new Integer(120));
xymodel.addValue(year + "", new Integer(50), new Integer(135));
xymodel.addValue(year + "", new Integer(70), new Integer(140));
xymodel.addValue(year + "", new Integer(90), new Integer(160));
models.put("scatter", xymodel);
models.put("area", xymodel);
models.put("step_area", xymodel);
models.put("stacked_area", xymodel);
models.put("histogram", xymodel);
/* Category Model */
CategoryModel categorymodel = new SimpleCategoryModel();
categorymodel.setValue(year - 1 + "", "Q1", new Integer(20));
categorymodel.setValue(year - 1 + "", "Q2", new Integer(35));
categorymodel.setValue(year - 1 + "", "Q3", new Integer(40));
categorymodel.setValue(year - 1 + "", "Q4", new Integer(55));
categorymodel.setValue(year + "", "Q1", new Integer(40));
categorymodel.setValue(year + "", "Q2", new Integer(60));
categorymodel.setValue(year + "", "Q3", new Integer(70));
categorymodel.setValue(year + "", "Q4", new Integer(90));
models.put("stacked_bar", categorymodel);
models.put("stacked_area", categorymodel);
}
public static ChartModel getModel(String type){
return models.get(type);
}
private static Date date(int month, int day) {
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.MONTH, month - 1);
calendar.set(Calendar.DAY_OF_MONTH, day);
return calendar.getTime();
}
}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;
}
}