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eZ Components 2009.1.2

Graph: ezcGraphAxisBoxedLabelRenderer

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Class: ezcGraphAxisBoxedLabelRenderer

Renders axis labels centered between two axis steps like normally used for bar charts. Used with other chart types this axis label renderer may cause unexpected results. You may use this renderer by assigning it to one of the charts axis. [source] 
1.    $chart->xAxis->axisLabelRenderer = new ezcGraphAxisBoxedLabelRenderer();

Parents

ezcBaseOptions
   |
   --ezcGraphAxisLabelRenderer
      |
      --ezcGraphAxisBoxedLabelRenderer

Member Variables

protected ezcGraphVector $direction
Store direction for later coordinate modifications
protected array(ezcGraphStep) $steps
Store step array for later coordinate modifications
protected float $widthModifier
Store coordinate width modifier for later coordinate modifications

Inherited Member Variables

From ezcGraphAxisLabelRenderer:
protected  ezcGraphAxisLabelRenderer::$driver
From ezcBaseOptions:
protected  ezcBaseOptions::$properties

Method Summary

public ezcGraphCoordinate modifyChartDataPosition( $coordinate )
Modify chart data position
public void renderLabels( $renderer, $boundings, $start, $end, $axis, [$innerBoundings = null] )
Render Axis labels

Inherited Methods

From ezcGraphAxisLabelRenderer :
public mixed ezcGraphAxisLabelRenderer::determineLineCuttingPoint()
Checks for the cutting point of two lines.
protected void ezcGraphAxisLabelRenderer::drawGrid()
Draw grid
protected void ezcGraphAxisLabelRenderer::drawNonRectangularGrid()
Draw non-rectangular grid lines grid
protected void ezcGraphAxisLabelRenderer::drawRectangularGrid()
Draw rectangular grid
public void ezcGraphAxisLabelRenderer::drawStep()
Draw single step on a axis
protected array ezcGraphAxisLabelRenderer::getAxisSpace()
Get axis space values
public ezcGraphBoundings ezcGraphAxisLabelRenderer::modifyChartBoundings()
Modify chart boundings
public ezcGraphCoordinate ezcGraphAxisLabelRenderer::modifyChartDataPosition()
Modify chart data position
public abstract void ezcGraphAxisLabelRenderer::renderLabels()
Render Axis labels
From ezcBaseOptions :
public ezcBaseOptions ezcBaseOptions::__construct()
Construct a new options object.
public void ezcBaseOptions::merge()
Merge an array into the actual options object.
public bool ezcBaseOptions::offsetExists()
Returns if an option exists.
public mixed ezcBaseOptions::offsetGet()
Returns an option value.
public void ezcBaseOptions::offsetSet()
Set an option.
public void ezcBaseOptions::offsetUnset()
Unset an option.

Methods

modifyChartDataPosition

ezcGraphCoordinate modifyChartDataPosition( ezcGraphCoordinate $coordinate )
Modify chart data position
Optionally additionally modify the coodinate of a data point

Parameters

Name Type Description
$coordinate ezcGraphCoordinate Data point coordinate

Redefinition of

Method Description
ezcGraphAxisLabelRenderer::modifyChartDataPosition() Modify chart data position

renderLabels

void renderLabels( ezcGraphRenderer $renderer, $boundings, ezcGraphCoordinate $start, ezcGraphCoordinate $end, ezcGraphChartElementAxis $axis, [ $innerBoundings = null] )
Render Axis labels
Render labels for an axis.

Parameters

Name Type Description
$renderer ezcGraphRenderer Renderer used to draw the chart
$boundings ezcGraphBoundings Boundings of the axis
$start ezcGraphCoordinate Axis starting point
$end ezcGraphCoordinate Axis ending point
$axis ezcGraphChartElementAxis Axis instance
$innerBoundings ezcGraphBoundings  

Redefinition of

Method Description
ezcGraphAxisLabelRenderer::renderLabels() Render Axis labels

Last updated: Tue, 01 Sep 2009