Chart Style in Flex4


 

Chart Style in Flex4

In this section we will discuss the chart style. You can provide the style by using CSS.

In this section we will discuss the chart style. You can provide the style by using CSS.

Chart Style in Flex4:

In this section we will discuss the chart style. You can provide the style by using CSS. You can set the Axes style, Series style, Data Tip style and Legend style. In This section you can see how we can change the style of the chart.

Example:

<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"

xmlns:s="library://ns.adobe.com/flex/spark"

xmlns:mx="library://ns.adobe.com/flex/mx"

minWidth="955" minHeight="600">

<fx:Declarations>

<s:SolidColor id="s1" color="#990000" alpha=".5"/>

<s:SolidColor id="s2" color="#808080" alpha=".5"/>

<s:SolidColor id="s3" color="#cc00cc" alpha=".5"/>

<s:SolidColorStroke id="scs1" color="#990000" weight="2"/>

<s:SolidColorStroke id="scs2" color="#808080" weight="2"/>

<s:SolidColorStroke id="scs3" color="#cc00cc" weight="2"/>

<mx:SolidColorStroke color="0x990000" weight="2" id="axis1"/>

<mx:SolidColorStroke color="red" weight="5" id="axis2"/>

<mx:SolidColorStroke color="0xFF0000" weight="1" id="ticks1"/>

<mx:SolidColorStroke color="0x0000FF" weight="1" id="mticks1"/>

</fx:Declarations>

<fx:Style>

@namespace s "library://ns.adobe.com/flex/spark";

@namespace mx "library://ns.adobe.com/flex/mx";

@namespace chartClasses "mx.charts.chartClasses.*";

mx|ColumnChart{

font-family: "verdana";

font-weight: bold;

axis-title-style-name:axistitle;

}

mx|Legend{

label-placement:right;

marker-height:20;

marker-width:20;

background-color:#000000;

}

mx|LegendItem{

font-family: verdana;

font-size:12px;

color: #FFFFFF;

font-weight:bold;

font-style:normal;

font-anti-alias-type:advanced;

}

chartClasses|DataTip {

font-Family: "Verdana";

font-Size: 12px;

color: #FFFFFF;

background-color: #000000;

font-style:normal;

leading: 0;

text-align:center;

}

.hstyle{

color: #990000;

}

.vstyle{

color: red;

tick-placement:none;

}

.axistitle{

font-size:15px;

color: blue;

}

</fx:Style>

<fx:Script>

<![CDATA[

import mx.collections.ArrayCollection;

[Bindable]

public var student:ArrayCollection = new ArrayCollection([

{Stream: "Management", Girls:1000, Boys:1400, TotalStudent:2400},

{Stream: "Computer Science", Girls:800, Boys:1200, TotalStudent:2000},

{Stream: "Mechanical", Girls:200, Boys:1500, TotalStudent:1700},

{Stream: "Electical", Girls:800, Boys:850, TotalStudent:1650},

{Stream: "Electronics", Girls:500, Boys:1000, TotalStudent:1500},

{Stream: "Civil", Girls:300, Boys:900, TotalStudent:1200}

]);

]]>

</fx:Script>

<s:Panel title="Chart Style Example" width="713" height="521">

<s:layout>

<s:VerticalLayout horizontalAlign="center"/>

</s:layout>

<mx:ColumnChart id="cchart"

dataProvider="{student}"

showDataTips="true"

width="708"

dataTipMode="multiple"

mouseSensitivity="50">

<mx:horizontalAxisRenderers>

<mx:AxisRenderer axis="{c1}"

styleName="hstyle"

axisStroke="{axis1}"

placement="bottom"

minorTickPlacement="inside"

minorTickLength="2"

tickLength="5"

tickPlacement="inside">

<mx:tickStroke>{ticks1}</mx:tickStroke>

<mx:minorTickStroke>{mticks1}</mx:minorTickStroke>

</mx:AxisRenderer>

</mx:horizontalAxisRenderers>

<mx:verticalAxisRenderers>

<mx:AxisRenderer axis="{l1}"

styleName="vstyle"

axisStroke="{axis2}"/>

</mx:verticalAxisRenderers>

<mx:verticalAxis>

<mx:LinearAxis id="l1"

title="--Number of Students--" />

</mx:verticalAxis>

<mx:horizontalAxis>

<mx:CategoryAxis id="c1"

dataProvider="{student}"

categoryField="Stream"

title="--Stream--"/>

</mx:horizontalAxis>

<mx:series>

<mx:ColumnSeries id="cs1"

xField="Stream"

yField="Girls"

displayName="Girls"

fill="{s1}"

stroke="{scs1}" selectable="true"/>

<mx:ColumnSeries id="cs2"

xField="Stream"

yField="Boys"

displayName="Boys"

fill="{s2}"

stroke="{scs2}"/>

<mx:ColumnSeries id="cs3"

xField="Stream"

yField="TotalStudent"

displayName="TotalStudent"

fill="{s3}"

stroke="{scs3}"/>

</mx:series>

<mx:backgroundElements>

<mx:Image

source="@Embed('C:/work/bikrant/flex4component/chartstyle/roseindia.png')"

alpha=".3"/>

</mx:backgroundElements>

</mx:ColumnChart>

<mx:HBox paddingBottom="5"

paddingLeft="5"

paddingRight="5"

paddingTop="5"

verticalAlign="middle"

horizontalAlign="center"

cornerRadius="20"

backgroundColor="#000000">

<mx:Legend dataProvider="{cchart}"

direction="horizontal"

cornerRadius="20"

height="31"

width="300" x="18"/>

</mx:HBox>

</s:Panel>

</s:Application>

Output:

Running Application:

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