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BarChart.php
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readme.md

Chart

This extension provides a set of charting widgets based on gRaphaël.

Installing and configuring

Extract files to your application extension directory.

Using Pie Chart

You can use the folowing code in order to use this type of widget:

$this->widget('ext.chart.PieChart', array(
    'data'=>$data, //Chart data
    'legendPosition'=>'west', // Legend block position. Can be 'east', 'west', 'north' or 'south'. Default is 'west'.
    // Settings for the pie chart
    'options'=>array(
        'centerTop'=>130, // Distance from widget's left side to the center of pie chart
        'centerLeft'=>130, // Distance from widget's top side to the center of pie chart
        'radius'=>100 // Radius of the chart
    ),
    // Set of JavaScript event handlers for the chart. Array indexes have to be a valid event name.
    // Value can be either a string with callback function or array of strings of the same content.
    'eventHandlers'=>array(
        'click'=>'function(){alert($(this).attr("id"));}',
        'hover'=>array(
            'function(){alert("In!");}',
            'function(){alert("Out!");}'
        ),
    ),
    // Settings for chart label. Params 'left' and 'top' could be 'auto'.
    // In this case label would be centered in corresponding direction
    'label'=>array(
        'left'=>'auto', // Distance from the widget's left side to the middle of the label text
        'top'=>10,// Distance from the widget's top side to the middle of the label text
        'text'=>'Simple Pie Chart', // Label text
        'font'=>'10px sans-serif', // Label font settings, default is '12px sans-serif'
    ),
    // HTML options for the widget container
    'htmlOptions'=>array(
        'style'=>'width: 300px; height:240px;'
    ),
));

Data for this type of widget have to be in following format:

array(
    array(
        'legend'=>'Param1', // Legend for the current item
        'value'=>10, // Item's value
        'href'=>'http://google.com', // Link assigned to the current item
    ),
    ...
);

Using Bar Chart

You can use the folowing code in order to use this type of widget:

$this->widget('ext.chart.BarChart', array(
    'data'=>$data, // Chart data
    'stacked'=>true, // If chart bars should be stacked. Default is false.
    'barType'=>'soft', // Type of chart bars. Can be 'soft', 'round', 'sharp' or 'square'. Default is 'soft'.
    'chartType'=>'horizontal', // Type of the chart. Can be either 'vertical' or 'horizontal'. Default is 'vertical'.
    //Settings for the chart's label. Params are 'left' and 'top'. Could be 'auto'.
    // In this case label would be centered in corresponding direction.
    'label'=>array(
        'left'=>'auto', // Distance from the widget's left side to the middle of the label text.
        'top'=>10, // Distance from the widget's top side to the middle of the label text.
        'text'=>'Sinmple Pie Chart', // Label text
        'font'=>'10px sans-serif', // Label font settings, default is '12px sans-serif'
    ),
    // Settings for bar chart
    'options'=>array(
        'top'=>10, // Distance from the widget's left side to the left side of the bar chart.
        'left'=>10, // Distance from the widget's top side to the top side of the bar chart.
        'width'=>300, // Width of the bar chart
        'height'=>220, // Height of the bar chart
    ),
    // Set of the JavaScript event handlers for the chart. Array indexe has to be a valid event name.
    // Value can be either a string or an array. String is for event that needs one callback function.
    // array is for event that needs multiple handlers.
    'eventHandlers'=>array(
        'click'=>'function(){alert($(this).attr("id"));}',
        'hover'=>array(
            'function(){alert("In!");}',
            'function(){alert("Out!");}'
        ),
    ),
    // HTML options for the widget container
    'htmlOptions'=>array(
        'style'=>'width: 300px; height:240px;'
    ),
));

Data for this type of widget have to be in following format:

array(
    array(10, 20, 30),
    array(30, 20, 50),
    array(20, 80, 10),
    array(15, 25, 35),
)

Each subarray is a set of values for one chart item and can contain any number of items.

Credits

This extension is brought to you by CleverTech.

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