RGraph: HTML5 canvas graph library - Pseudo-radar chart documentation

The example file is here.

<script>
    window.onload = function ()
    {
        var data = [41,37,16,3,3];
    
        var radar = new RGraph.Radar('myRadar', data);
        radar.Set('chart.labels', ['MSIE 7 (41%)',
                                   'MSIE 6 (37%)',
                                   'Firefox (16%)',
                                   'Safari (3%)',
                                   'Other (3%)']);
        radar.Draw();
    }
</script>

Available properties

You can use these properties to control how the Radar chart appears. You can set them by using the Set() method. Eg:

myRadar.Set('name', 'value');

chart.gutter The gutter used on the chart
Default: 25
chart.colors An array of colors to be used by the chart.
Default: ['rgb(255,0,0)', 'rgb(0,255,255)', 'rgb(0,255,0)', 'rgb(127,127,127)', 'rgb(0,0,255)', 'rgb(255,128,255)']
chart.text.font The font used to render the text.
Default: Verdana
chart.text.color The color of the labels.
Default: black
chart.text.size The size of the text (in points).
Default: 10
chart.title The title of the chart.
Default: none
chart.title.color The color of the title.
Default: black
chart.title.vpos This allows you to completely override the vertical positioning of the title. It should be a number between 0 and 1, and is multiplied with the gutter and then used as the vertical position. It can be useful if you need to have a large gutter.
Default: null
chart.labels An array of labels for the radar chart.
Default: [] (An empty array)
chart.key.shadow Whether a small drop shadow is applied to the key.
Default: false
chart.key.background The background color of the key.
Default: white
chart.key.position The position of the key. With this graph type, it makes sense for it to remain at graph.
Default: graph
chart.tooltips An array of tooltips. You can use HTML if you so wish.
Default: [] (An empty array)
chart.tooltip.effect The tooltip effect used. Can be either fade or expand.
Default: fade
chart.contextmenu An array of context menu items. More information on context menus is here.
Default: [] (An empty array)
chart.annotatable Whether annotations are enabled for the chart (ie you can draw on the chart interactively.
Default: false
chart.annotate.color If you do not allow the use of the palette, then this will be the only colour allowed for annotations.
Default: black
chart.zoom.mode Can be used to control whether the zoom is in thumbnail or canvas mode. Possible values are: thumbnail and canvas.
Default: canvas
chart.zoom.factor This is the factor that the graph will be zoomed by (bigger values means more zoom)
Default: 1.5
chart.zoom.fade.in Whether the zoomed canvas fades in or not. This also can be used to control the fade in for the zoom in thumbnail mode.
Default: true
chart.zoom.fade.out Whether the zoomed canvas fades out or not. This also can be used to control the fade in for the zoom in thumbnail mode.
Default: true
chart.zoom.hdir The horizontal direction of the zoom. Possible values are: left, center, right
Default: right
chart.zoom.vdir The vertical direction of the zoom. Possible values are: up, center, down
Default: down
chart.zoom.delay The delay (in milliseconds) between frames.
Default: 50
chart.zoom.frames The number of frames in the zoom animation.
Default: 10
chart.zoom.shadow Whether or not the zoomed canvas has a shadow or not.
Default: true
chart.zoom.thumbnail.width When the zoom is in thumbnail mode, this is the width (in pixels) of the thumbnail.
Default: 75
chart.zoom.thumbnail.height When the zoom is in thumbnail mode, this is the height (in pixels) of the thumbnail.
Default: 75