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Author: Sas Jacobs | Website: http://www.sasjacobs.com

The functions

The complete functions are shown below.

function UpdateChartDataFn() {
ThisBarChart.setChartTitle(strTitle);
ThisBarChart.setXAxisTitle(strXTitle);
ThisBarChart.setYAxisTitle(strYTitle);

//Number of chart items
var NumToUpdate = DataRowsCBO.getSelectedItem().data;

//set up variables for data provider
var arrLabel = new Array();
var arrValue = new Array();
var ChartData = new DataProviderClass();

//write text values to arrays and add to data provider
for (i=0; i < NumToUpdate; i++) {
arrLabel[i] = this["ChartLabel"+i].text;
arrValue[i] = this["ChartValue"+i].text;
ChartData.addItem({DataLabel:ArrLabel[i], DataValue:ArrValue[i]});
}
//add chart data to bar chart
ThisBarChart.setDataProvider(ChartData);
ThisBarChart.setLabelSource("DataLabel");
ThisBarChart.setValueSource("DataValue");
}

function drawFields(component) {
//remove fields
removeTextFields();

//get number of fields
var NumFieldsDraw = component.getSelectedItem().data;

//text format
Tformat = new TextFormat();
Tformat.font = "Verdana";
Tformat.size = 10;

//label format
Lformat = new TextFormat();
Lformat.bold = true;
Lformat.font = "Verdana";
Lformat.size = 10;

//dynamically create text fields
for (var i=0; i < NumFieldsDraw; i++) {
//instanceName,depth,x,y,width,height
this.createTextField("ChartLabel"+i,i,380,90+(i*25),110,20);
this["ChartLabel"+i].text = "Enter Chart Label";
this["ChartLabel"+i].type = "input";
this["ChartLabel"+i].setTextFormat(Lformat);
this["ChartLabel"+i].setNewTextFormat(Lformat);

this.createTextField("ChartValue"+i,100+i,500,90+(i*25),110,20);
this["ChartValue"+i].text = "Enter Chart Value";
this["ChartValue"+i].type = "input";
this["ChartValue"+i].border = true;
this["ChartValue"+i].setTextFormat(Tformat);
this["ChartValue"+i].setNewTextFormat(Tformat);

}
}

function removeTextFields() {
for (var i=0; i < 10; i++) {
if (this["ChartLabel"+i]) {
this["ChartLabel"+i].removeTextField();
}
if (this["ChartValue"+i]) {
this["ChartValue"+i].removeTextField();
}
}
}

» Level Intermediate

Added: 2002-08-05
Rating: 8 Votes: 41
(10 being the highest)
» Author
Applications Developer Marconi Australia
» Download
Download the files used in this tutorial.
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