326 lines
15 KiB
PHP
326 lines
15 KiB
PHP
<?php
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/*
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pBubble - class to draw bubble charts
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Version : 2.1.4
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Made by : Jean-Damien POGOLOTTI
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Last Update : 19/01/2014
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This file can be distributed under the license you can find at :
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http://www.pchart.net/license
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You can find the whole class documentation on the pChart web site.
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*/
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define("BUBBLE_SHAPE_ROUND" , 700001);
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define("BUBBLE_SHAPE_SQUARE" , 700002);
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/* pBubble class definition */
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class pBubble
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{
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var $pChartObject;
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var $pDataObject;
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/* Class creator */
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function pBubble($pChartObject,$pDataObject)
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{
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$this->pChartObject = $pChartObject;
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$this->pDataObject = $pDataObject;
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}
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/* Prepare the scale */
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function bubbleScale($DataSeries,$WeightSeries)
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{
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if ( !is_array($DataSeries) ) { $DataSeries = array($DataSeries); }
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if ( !is_array($WeightSeries) ) { $WeightSeries = array($WeightSeries); }
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/* Parse each data series to find the new min & max boundaries to scale */
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$NewPositiveSerie = ""; $NewNegativeSerie = ""; $MaxValues = 0; $LastPositive = 0; $LastNegative = 0;
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foreach($DataSeries as $Key => $SerieName)
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{
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$SerieWeightName = $WeightSeries[$Key];
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$this->pDataObject->setSerieDrawable($SerieWeightName,FALSE);
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if ( count($this->pDataObject->Data["Series"][$SerieName]["Data"]) > $MaxValues ) { $MaxValues = count($this->pDataObject->Data["Series"][$SerieName]["Data"]); }
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foreach($this->pDataObject->Data["Series"][$SerieName]["Data"] as $Key => $Value)
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{
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if ( $Value >= 0 )
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{
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$BubbleBounds = $Value + $this->pDataObject->Data["Series"][$SerieWeightName]["Data"][$Key];
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if ( !isset($NewPositiveSerie[$Key]) )
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{ $NewPositiveSerie[$Key] = $BubbleBounds; }
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elseif ( $NewPositiveSerie[$Key] < $BubbleBounds )
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{ $NewPositiveSerie[$Key] = $BubbleBounds; }
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$LastPositive = $BubbleBounds;
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}
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else
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{
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$BubbleBounds = $Value - $this->pDataObject->Data["Series"][$SerieWeightName]["Data"][$Key];
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if ( !isset($NewNegativeSerie[$Key]) )
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{ $NewNegativeSerie[$Key] = $BubbleBounds; }
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elseif ( $NewNegativeSerie[$Key] > $BubbleBounds )
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{ $NewNegativeSerie[$Key] = $BubbleBounds; }
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$LastNegative = $BubbleBounds;
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}
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}
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}
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/* Check for missing values and all the fake positive serie */
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if ( $NewPositiveSerie != "" )
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{
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for ($i=0; $i<$MaxValues; $i++) { if (!isset($NewPositiveSerie[$i])) { $NewPositiveSerie[$i] = $LastPositive; } }
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$this->pDataObject->addPoints($NewPositiveSerie,"BubbleFakePositiveSerie");
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}
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/* Check for missing values and all the fake negative serie */
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if ( $NewNegativeSerie != "" )
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{
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for ($i=0; $i<$MaxValues; $i++) { if (!isset($NewNegativeSerie[$i])) { $NewNegativeSerie[$i] = $LastNegative; } }
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$this->pDataObject->addPoints($NewNegativeSerie,"BubbleFakeNegativeSerie");
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}
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}
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function resetSeriesColors()
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{
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$Data = $this->pDataObject->getData();
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$Palette = $this->pDataObject->getPalette();
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$ID = 0;
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foreach($Data["Series"] as $SerieName => $SeriesParameters)
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{
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if ( $SeriesParameters["isDrawable"] )
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{
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$this->pDataObject->Data["Series"][$SerieName]["Color"]["R"] = $Palette[$ID]["R"];
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$this->pDataObject->Data["Series"][$SerieName]["Color"]["G"] = $Palette[$ID]["G"];
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$this->pDataObject->Data["Series"][$SerieName]["Color"]["B"] = $Palette[$ID]["B"];
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$this->pDataObject->Data["Series"][$SerieName]["Color"]["Alpha"] = $Palette[$ID]["Alpha"];
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$ID++;
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}
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}
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}
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/* Prepare the scale */
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function drawBubbleChart($DataSeries,$WeightSeries,$Format="")
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{
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$ForceAlpha = isset($Format["ForceAlpha"]) ? $Format["ForceAlpha"] : VOID;
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$DrawBorder = isset($Format["DrawBorder"]) ? $Format["DrawBorder"] : TRUE;
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$BorderWidth = isset($Format["BorderWidth"]) ? $Format["BorderWidth"] : 1;
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$Shape = isset($Format["Shape"]) ? $Format["Shape"] : BUBBLE_SHAPE_ROUND;
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$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
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$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : 0;
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$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : 0;
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$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : 0;
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$BorderAlpha = isset($Format["BorderAlpha"]) ? $Format["BorderAlpha"] : 30;
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$RecordImageMap = isset($Format["RecordImageMap"]) ? $Format["RecordImageMap"] : FALSE;
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if ( !is_array($DataSeries) ) { $DataSeries = array($DataSeries); }
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if ( !is_array($WeightSeries) ) { $WeightSeries = array($WeightSeries); }
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$Data = $this->pDataObject->getData();
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$Palette = $this->pDataObject->getPalette();
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if ( isset($Data["Series"]["BubbleFakePositiveSerie"] ) ) { $this->pDataObject->setSerieDrawable("BubbleFakePositiveSerie",FALSE); }
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if ( isset($Data["Series"]["BubbleFakeNegativeSerie"] ) ) { $this->pDataObject->setSerieDrawable("BubbleFakeNegativeSerie",FALSE); }
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$this->resetSeriesColors();
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list($XMargin,$XDivs) = $this->pChartObject->scaleGetXSettings();
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foreach($DataSeries as $Key => $SerieName)
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{
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$AxisID = $Data["Series"][$SerieName]["Axis"];
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$Mode = $Data["Axis"][$AxisID]["Display"];
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$Format = $Data["Axis"][$AxisID]["Format"];
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$Unit = $Data["Axis"][$AxisID]["Unit"];
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if (isset($Data["Series"][$SerieName]["Description"])) { $SerieDescription = $Data["Series"][$SerieName]["Description"]; } else { $SerieDescription = $SerieName; }
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$XStep = ($this->pChartObject->GraphAreaX2-$this->pChartObject->GraphAreaX1-$XMargin*2)/$XDivs;
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$X = $this->pChartObject->GraphAreaX1 + $XMargin;
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$Y = $this->pChartObject->GraphAreaY1 + $XMargin;
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$Color = array("R"=>$Palette[$Key]["R"],"G"=>$Palette[$Key]["G"],"B"=>$Palette[$Key]["B"],"Alpha"=>$Palette[$Key]["Alpha"]);
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if ( $ForceAlpha != VOID ) { $Color["Alpha"]=$ForceAlpha; }
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if ( $DrawBorder )
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{
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if ( $BorderWidth != 1 )
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{
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if ( $Surrounding != NULL )
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{ $BorderR = $Palette[$Key]["R"]+$Surrounding; $BorderG = $Palette[$Key]["G"]+$Surrounding; $BorderB = $Palette[$Key]["B"]+$Surrounding; }
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else
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{ $BorderR = $BorderR; $BorderG = $BorderG; $BorderB = $BorderB; }
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if ( $ForceAlpha != VOID ) { $BorderAlpha = $ForceAlpha/2; }
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$BorderColor = array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$BorderAlpha);
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}
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else
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{
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$Color["BorderAlpha"] = $BorderAlpha;
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if ( $Surrounding != NULL )
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{ $Color["BorderR"] = $Palette[$Key]["R"]+$Surrounding; $Color["BorderG"] = $Palette[$Key]["G"]+$Surrounding; $Color["BorderB"] = $Palette[$Key]["B"]+$Surrounding; }
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else
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{ $Color["BorderR"] = $BorderR; $Color["BorderG"] = $BorderG; $Color["BorderB"] = $BorderB; }
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if ( $ForceAlpha != VOID ) { $Color["BorderAlpha"] = $ForceAlpha/2; }
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}
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}
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foreach($Data["Series"][$SerieName]["Data"] as $iKey => $Point)
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{
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$Weight = $Point + $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey];
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$PosArray = $this->pChartObject->scaleComputeY($Point,array("AxisID"=>$AxisID));
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$WeightArray = $this->pChartObject->scaleComputeY($Weight,array("AxisID"=>$AxisID));
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if ( $Data["Orientation"] == SCALE_POS_LEFTRIGHT )
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{
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if ( $XDivs == 0 ) { $XStep = 0; } else { $XStep = ($this->pChartObject->GraphAreaX2-$this->pChartObject->GraphAreaX1-$XMargin*2)/$XDivs; }
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$Y = floor($PosArray); $CircleRadius = floor(abs($PosArray - $WeightArray)/2);
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if ( $Shape == BUBBLE_SHAPE_SQUARE )
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{
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if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("RECT",floor($X-$CircleRadius).",".floor($Y-$CircleRadius).",".floor($X+$CircleRadius).",".floor($Y+$CircleRadius),$this->pChartObject->toHTMLColor($Palette[$Key]["R"],$Palette[$Key]["G"],$Palette[$Key]["B"]),$SerieDescription,$Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]); }
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if ( $BorderWidth != 1 )
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{
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius-$BorderWidth,$Y-$CircleRadius-$BorderWidth,$X+$CircleRadius+$BorderWidth,$Y+$CircleRadius+$BorderWidth,$BorderColor);
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius,$Y-$CircleRadius,$X+$CircleRadius,$Y+$CircleRadius,$Color);
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}
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else
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius,$Y-$CircleRadius,$X+$CircleRadius,$Y+$CircleRadius,$Color);
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}
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elseif ( $Shape == BUBBLE_SHAPE_ROUND )
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{
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if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("CIRCLE",floor($X).",".floor($Y).",".floor($CircleRadius),$this->pChartObject->toHTMLColor($Palette[$Key]["R"],$Palette[$Key]["G"],$Palette[$Key]["B"]),$SerieDescription,$Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]); }
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if ( $BorderWidth != 1 )
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{
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius+$BorderWidth,$BorderColor);
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius,$Color);
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}
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else
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius,$Color);
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}
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$X = $X + $XStep;
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}
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elseif ( $Data["Orientation"] == SCALE_POS_TOPBOTTOM )
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{
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if ( $XDivs == 0 ) { $XStep = 0; } else { $XStep = ($this->pChartObject->GraphAreaY2-$this->pChartObject->GraphAreaY1-$XMargin*2)/$XDivs; }
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$X = floor($PosArray); $CircleRadius = floor(abs($PosArray - $WeightArray)/2);
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if ( $Shape == BUBBLE_SHAPE_SQUARE )
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{
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if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("RECT",floor($X-$CircleRadius).",".floor($Y-$CircleRadius).",".floor($X+$CircleRadius).",".floor($Y+$CircleRadius),$this->pChartObject->toHTMLColor($Palette[$Key]["R"],$Palette[$Key]["G"],$Palette[$Key]["B"]),$SerieDescription,$Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]); }
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if ( $BorderWidth != 1 )
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{
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius-$BorderWidth,$Y-$CircleRadius-$BorderWidth,$X+$CircleRadius+$BorderWidth,$Y+$CircleRadius+$BorderWidth,$BorderColor);
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius,$Y-$CircleRadius,$X+$CircleRadius,$Y+$CircleRadius,$Color);
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}
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else
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$this->pChartObject->drawFilledRectangle($X-$CircleRadius,$Y-$CircleRadius,$X+$CircleRadius,$Y+$CircleRadius,$Color);
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}
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elseif ( $Shape == BUBBLE_SHAPE_ROUND )
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{
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if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("CIRCLE",floor($X).",".floor($Y).",".floor($CircleRadius),$this->pChartObject->toHTMLColor($Palette[$Key]["R"],$Palette[$Key]["G"],$Palette[$Key]["B"]),$SerieDescription,$Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]); }
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if ( $BorderWidth != 1 )
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{
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius+$BorderWidth,$BorderColor);
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius,$Color);
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}
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else
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$this->pChartObject->drawFilledCircle($X,$Y,$CircleRadius,$Color);
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}
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$Y = $Y + $XStep;
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}
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}
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}
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}
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function writeBubbleLabel($SerieName,$SerieWeightName,$Points,$Format="")
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{
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$OverrideTitle = isset($Format["OverrideTitle"]) ? $Format["OverrideTitle"] : NULL;
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$DrawPoint = isset($Format["DrawPoint"]) ? $Format["DrawPoint"] : LABEL_POINT_BOX;
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if ( !is_array($Points) ) { $Point = $Points; $Points = ""; $Points[] = $Point; }
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$Data = $this->pDataObject->getData();
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$Palette = $this->pDataObject->getPalette();
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if ( !isset($Data["Series"][$SerieName]) || !isset($Data["Series"][$SerieWeightName]) )
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return(0);
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list($XMargin,$XDivs) = $this->pChartObject->scaleGetXSettings();
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$AxisID = $Data["Series"][$SerieName]["Axis"];
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$AxisMode = $Data["Axis"][$AxisID]["Display"];
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$AxisFormat = $Data["Axis"][$AxisID]["Format"];
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$AxisUnit = $Data["Axis"][$AxisID]["Unit"];
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$XStep = ($this->pChartObject->GraphAreaX2-$this->pChartObject->GraphAreaX1-$XMargin*2)/$XDivs;
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$X = $this->pChartObject->GraphAreaX1 + $XMargin;
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$Y = $this->pChartObject->GraphAreaY1 + $XMargin;
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$Color = array("R"=>$Data["Series"][$SerieName]["Color"]["R"],"G"=>$Data["Series"][$SerieName]["Color"]["G"],"B"=>$Data["Series"][$SerieName]["Color"]["B"],"Alpha"=>$Data["Series"][$SerieName]["Color"]["Alpha"]);
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foreach($Points as $Key => $Point)
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{
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$Value = $Data["Series"][$SerieName]["Data"][$Point];
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$PosArray = $this->pChartObject->scaleComputeY($Value,array("AxisID"=>$AxisID));
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if ( isset($Data["Abscissa"]) && isset($Data["Series"][$Data["Abscissa"]]["Data"][$Point]) )
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$Abscissa = $Data["Series"][$Data["Abscissa"]]["Data"][$Point]." : ";
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else
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$Abscissa = "";
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$Value = $this->pChartObject->scaleFormat($Value,$AxisMode,$AxisFormat,$AxisUnit);
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$Weight = $Data["Series"][$SerieWeightName]["Data"][$Point];
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$Caption = $Abscissa.$Value." / ".$Weight;
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if ( isset($Data["Series"][$SerieName]["Description"]) )
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$Description = $Data["Series"][$SerieName]["Description"];
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else
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$Description = "No description";
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$Series = "";
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$Series[] = array("Format"=>$Color,"Caption"=>$Caption);
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if ( $Data["Orientation"] == SCALE_POS_LEFTRIGHT )
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{
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if ( $XDivs == 0 ) { $XStep = 0; } else { $XStep = ($this->pChartObject->GraphAreaX2-$this->pChartObject->GraphAreaX1-$XMargin*2)/$XDivs; }
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$X = floor($X + $Point * $XStep);
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$Y = floor($PosArray);
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}
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else
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{
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if ( $XDivs == 0 ) { $YStep = 0; } else { $YStep = ($this->pChartObject->GraphAreaY2-$this->pChartObject->GraphAreaY1-$XMargin*2)/$XDivs; }
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$X = floor($PosArray);
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$Y = floor($Y + $Point * $YStep);
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}
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if ( $DrawPoint == LABEL_POINT_CIRCLE )
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$this->pChartObject->drawFilledCircle($X,$Y,3,array("R"=>255,"G"=>255,"B"=>255,"BorderR"=>0,"BorderG"=>0,"BorderB"=>0));
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elseif ( $DrawPoint == LABEL_POINT_BOX )
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$this->pChartObject->drawFilledRectangle($X-2,$Y-2,$X+2,$Y+2,array("R"=>255,"G"=>255,"B"=>255,"BorderR"=>0,"BorderG"=>0,"BorderB"=>0));
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$this->pChartObject->drawLabelBox($X,$Y-3,$Description,$Series,$Format);
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}
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}
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}
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?>
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