Language Reference » Dataset functions » setAbscissa
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setAbscissa - Define the abscissa axis labels serie This function allow you to associate a data series to the abscissa labels of you chart. This function can be used in a lot of circumstances like for displaying dates, hours, or pure text labels on the abscissa axis.
Calling this function
setAbscissa($Serie); Where : Serie is the name of the serie that will be used to label the abscissa axis. Sample script #1 /* Create the pData object */ $MyData = new pData(); /* Populate some data */ $MyData->addPoints(array(1,2,3,4),"My Serie 1"); $MyData->addPoints(array("Jan","Feb","Mar","Apr"),"My Serie 2"); /* Use "My Serie 2" as abscissa axis labels */ $MyData->setAbscissa("My Serie 2"); Labels "Jan","Feb","Mar","Apr" will be used on the abscissa axis. Sample script #2 $MyData = new pData(); /* Prepare some nice data & axis config */ $MyData->addPoints(array(24,-25,26,25,25),"Temperature"); $MyData->setAxisName(0,"Temperatures"); $MyData->addPoints(array("Jan","Feb","Mar","Apr","May","Jun"),"Labels"); $MyData->setSerieDescription("Labels","Months"); $MyData->setAbscissa("Labels"); /* Define the graph area and do some makeup */ $myPicture->setGraphArea(60,60,660,190); $myPicture->drawText(350,55,"My chart title",array("FontSize"=>20,"Align"=>TEXT_ALIGN_BOTTOMMIDDLE)); $myPicture->drawFilledRectangle(60,60,660,190,array("R"=>255,"G"=>255,"B"=>255,"Surrounding"=>-200,"Alpha"=>10)); /* Compute and draw the scale */ $myPicture->setFontProperties(array("FontName"=>"fonts/pf_arma_five.ttf","FontSize"=>6)); $myPicture->drawScale(array("DrawSubTicks"=>TRUE));
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