diff options
Diffstat (limited to 'libs/pChart/class/pData.class.php')
-rwxr-xr-x | libs/pChart/class/pData.class.php | 788 |
1 files changed, 788 insertions, 0 deletions
diff --git a/libs/pChart/class/pData.class.php b/libs/pChart/class/pData.class.php new file mode 100755 index 0000000000..2dfff95444 --- /dev/null +++ b/libs/pChart/class/pData.class.php @@ -0,0 +1,788 @@ +<?php
+ /*
+ pDraw - class to manipulate data arrays
+
+ Version : 2.1.4
+ Made by : Jean-Damien POGOLOTTI
+ Last Update : 19/01/2014
+
+ This file can be distributed under the license you can find at :
+
+ http://www.pchart.net/license
+
+ You can find the whole class documentation on the pChart web site.
+ */
+
+ /* Axis configuration */
+ define("AXIS_FORMAT_DEFAULT" , 680001);
+ define("AXIS_FORMAT_TIME" , 680002);
+ define("AXIS_FORMAT_DATE" , 680003);
+ define("AXIS_FORMAT_METRIC" , 680004);
+ define("AXIS_FORMAT_CURRENCY" , 680005);
+ define("AXIS_FORMAT_TRAFFIC" , 680006);
+ define("AXIS_FORMAT_CUSTOM" , 680007);
+
+ /* Axis position */
+ define("AXIS_POSITION_LEFT" , 681001);
+ define("AXIS_POSITION_RIGHT" , 681002);
+ define("AXIS_POSITION_TOP" , 681001);
+ define("AXIS_POSITION_BOTTOM" , 681002);
+
+ /* Families of data points */
+ define("SERIE_SHAPE_FILLEDCIRCLE" , 681011);
+ define("SERIE_SHAPE_FILLEDTRIANGLE" , 681012);
+ define("SERIE_SHAPE_FILLEDSQUARE" , 681013);
+ define("SERIE_SHAPE_FILLEDDIAMOND" , 681017);
+ define("SERIE_SHAPE_CIRCLE" , 681014);
+ define("SERIE_SHAPE_TRIANGLE" , 681015);
+ define("SERIE_SHAPE_SQUARE" , 681016);
+ define("SERIE_SHAPE_DIAMOND" , 681018);
+
+ /* Axis position */
+ define("AXIS_X" , 682001);
+ define("AXIS_Y" , 682002);
+
+ /* Define value limits */
+ define("ABSOLUTE_MIN" , -10000000000000);
+ define("ABSOLUTE_MAX" , 10000000000000);
+
+ /* Replacement to the PHP NULL keyword */
+ define("VOID" , 0.123456789);
+
+ /* Euro symbol for GD fonts */
+ define("EURO_SYMBOL" , utf8_encode("€"));
+
+ /* pData class definition */
+ class pData
+ {
+ var $Data;
+
+ var $Palette = array("0"=>array("R"=>188,"G"=>224,"B"=>46,"Alpha"=>100),
+ "1"=>array("R"=>224,"G"=>100,"B"=>46,"Alpha"=>100),
+ "2"=>array("R"=>224,"G"=>214,"B"=>46,"Alpha"=>100),
+ "3"=>array("R"=>46,"G"=>151,"B"=>224,"Alpha"=>100),
+ "4"=>array("R"=>176,"G"=>46,"B"=>224,"Alpha"=>100),
+ "5"=>array("R"=>224,"G"=>46,"B"=>117,"Alpha"=>100),
+ "6"=>array("R"=>92,"G"=>224,"B"=>46,"Alpha"=>100),
+ "7"=>array("R"=>224,"G"=>176,"B"=>46,"Alpha"=>100));
+
+ /* Class creator */
+ function pData()
+ {
+ $this->Data = "";
+ $this->Data["XAxisDisplay"] = AXIS_FORMAT_DEFAULT;
+ $this->Data["XAxisFormat"] = NULL;
+ $this->Data["XAxisName"] = NULL;
+ $this->Data["XAxisUnit"] = NULL;
+ $this->Data["Abscissa"] = NULL;
+ $this->Data["AbsicssaPosition"] = AXIS_POSITION_BOTTOM;
+
+ $this->Data["Axis"][0]["Display"] = AXIS_FORMAT_DEFAULT;
+ $this->Data["Axis"][0]["Position"] = AXIS_POSITION_LEFT;
+ $this->Data["Axis"][0]["Identity"] = AXIS_Y;
+ }
+
+ /* Add a single point or an array to the given serie */
+ function addPoints($Values,$SerieName="Serie1")
+ {
+ if (!isset($this->Data["Series"][$SerieName]))
+ $this->initialise($SerieName);
+
+ if ( is_array($Values) )
+ {
+ foreach($Values as $Key => $Value)
+ { $this->Data["Series"][$SerieName]["Data"][] = $Value; }
+ }
+ else
+ $this->Data["Series"][$SerieName]["Data"][] = $Values;
+
+ if ( $Values != VOID )
+ {
+ $StrippedData = $this->stripVOID($this->Data["Series"][$SerieName]["Data"]);
+ if ( empty($StrippedData) ) { $this->Data["Series"][$SerieName]["Max"] = 0; $this->Data["Series"][$SerieName]["Min"] =0; return(0); }
+ $this->Data["Series"][$SerieName]["Max"] = max($StrippedData);
+ $this->Data["Series"][$SerieName]["Min"] = min($StrippedData);
+ }
+ }
+
+ /* Strip VOID values */
+ function stripVOID($Values)
+ { if (!is_array($Values)) { return(array()); } $Result = array(); foreach($Values as $Key => $Value) { if ( $Value != VOID ) { $Result[] = $Value; } } return($Result); }
+
+ /* Return the number of values contained in a given serie */
+ function getSerieCount($Serie)
+ { if (isset($this->Data["Series"][$Serie]["Data"])) { return(sizeof($this->Data["Series"][$Serie]["Data"])); } else { return(0); } }
+
+ /* Remove a serie from the pData object */
+ function removeSerie($Series)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie])) { unset($this->Data["Series"][$Serie]); } }
+ }
+
+ /* Return a value from given serie & index */
+ function getValueAt($Serie,$Index=0)
+ { if (isset($this->Data["Series"][$Serie]["Data"][$Index])) { return($this->Data["Series"][$Serie]["Data"][$Index]); } else { return(NULL); } }
+
+ /* Return the values array */
+ function getValues($Serie)
+ { if (isset($this->Data["Series"][$Serie]["Data"])) { return($this->Data["Series"][$Serie]["Data"]); } else { return(NULL); } }
+
+ /* Reverse the values in the given serie */
+ function reverseSerie($Series)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie]["Data"])) { $this->Data["Series"][$Serie]["Data"] = array_reverse($this->Data["Series"][$Serie]["Data"]); } }
+ }
+
+ /* Return the sum of the serie values */
+ function getSum($Serie)
+ { if (isset($this->Data["Series"][$Serie])) { return(array_sum($this->Data["Series"][$Serie]["Data"])); } else { return(NULL); } }
+
+ /* Return the max value of a given serie */
+ function getMax($Serie)
+ { if (isset($this->Data["Series"][$Serie]["Max"])) { return($this->Data["Series"][$Serie]["Max"]); } else { return(NULL); } }
+
+ /* Return the min value of a given serie */
+ function getMin($Serie)
+ { if (isset($this->Data["Series"][$Serie]["Min"])) { return($this->Data["Series"][$Serie]["Min"]); } else { return(NULL); } }
+
+ /* Set the description of a given serie */
+ function setSerieShape($Series,$Shape=SERIE_SHAPE_FILLEDCIRCLE)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["Shape"] = $Shape; } }
+ }
+
+ /* Set the description of a given serie */
+ function setSerieDescription($Series,$Description="My serie")
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["Description"] = $Description; } }
+ }
+
+ /* Set a serie as "drawable" while calling a rendering function */
+ function setSerieDrawable($Series,$Drawable=TRUE)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["isDrawable"] = $Drawable; } }
+ }
+
+ /* Set the icon associated to a given serie */
+ function setSeriePicture($Series,$Picture=NULL)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if (isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["Picture"] = $Picture; } }
+ }
+
+ /* Set the name of the X Axis */
+ function setXAxisName($Name)
+ { $this->Data["XAxisName"] = $Name; }
+
+ /* Set the display mode of the X Axis */
+ function setXAxisDisplay($Mode,$Format=NULL)
+ { $this->Data["XAxisDisplay"] = $Mode; $this->Data["XAxisFormat"] = $Format; }
+
+ /* Set the unit that will be displayed on the X axis */
+ function setXAxisUnit($Unit)
+ { $this->Data["XAxisUnit"] = $Unit; }
+
+ /* Set the serie that will be used as abscissa */
+ function setAbscissa($Serie)
+ { if (isset($this->Data["Series"][$Serie])) { $this->Data["Abscissa"] = $Serie; } }
+
+ function setAbsicssaPosition($Position = AXIS_POSITION_BOTTOM)
+ { $this->Data["AbsicssaPosition"] = $Position; }
+
+ /* Set the name of the abscissa axis */
+ function setAbscissaName($Name)
+ { $this->Data["AbscissaName"] = $Name; }
+
+ /* Create a scatter group specifyin X and Y data series */
+ function setScatterSerie($SerieX,$SerieY,$ID=0)
+ { if (isset($this->Data["Series"][$SerieX]) && isset($this->Data["Series"][$SerieY]) ) { $this->initScatterSerie($ID); $this->Data["ScatterSeries"][$ID]["X"] = $SerieX; $this->Data["ScatterSeries"][$ID]["Y"] = $SerieY; } }
+
+ /* Set the shape of a given sctatter serie */
+ function setScatterSerieShape($ID,$Shape=SERIE_SHAPE_FILLEDCIRCLE)
+ { if (isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["Shape"] = $Shape; } }
+
+ /* Set the description of a given scatter serie */
+ function setScatterSerieDescription($ID,$Description="My serie")
+ { if (isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["Description"] = $Description; } }
+
+ /* Set the icon associated to a given scatter serie */
+ function setScatterSeriePicture($ID,$Picture=NULL)
+ { if (isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["Picture"] = $Picture; } }
+
+ /* Set a scatter serie as "drawable" while calling a rendering function */
+ function setScatterSerieDrawable($ID ,$Drawable=TRUE)
+ { if (isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["isDrawable"] = $Drawable; } }
+
+ /* Define if a scatter serie should be draw with ticks */
+ function setScatterSerieTicks($ID,$Width=0)
+ { if ( isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["Ticks"] = $Width; } }
+
+ /* Define if a scatter serie should be draw with a special weight */
+ function setScatterSerieWeight($ID,$Weight=0)
+ { if ( isset($this->Data["ScatterSeries"][$ID]) ) { $this->Data["ScatterSeries"][$ID]["Weight"] = $Weight; } }
+
+ /* Associate a color to a scatter serie */
+ function setScatterSerieColor($ID,$Format)
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : 0;
+ $G = isset($Format["G"]) ? $Format["G"] : 0;
+ $B = isset($Format["B"]) ? $Format["B"] : 0;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
+
+ if ( isset($this->Data["ScatterSeries"][$ID]) )
+ {
+ $this->Data["ScatterSeries"][$ID]["Color"]["R"] = $R;
+ $this->Data["ScatterSeries"][$ID]["Color"]["G"] = $G;
+ $this->Data["ScatterSeries"][$ID]["Color"]["B"] = $B;
+ $this->Data["ScatterSeries"][$ID]["Color"]["Alpha"] = $Alpha;
+ }
+ }
+
+ /* Compute the series limits for an individual and global point of view */
+ function limits()
+ {
+ $GlobalMin = ABSOLUTE_MAX;
+ $GlobalMax = ABSOLUTE_MIN;
+
+ foreach($this->Data["Series"] as $Key => $Value)
+ {
+ if ( $this->Data["Abscissa"] != $Key && $this->Data["Series"][$Key]["isDrawable"] == TRUE)
+ {
+ if ( $GlobalMin > $this->Data["Series"][$Key]["Min"] ) { $GlobalMin = $this->Data["Series"][$Key]["Min"]; }
+ if ( $GlobalMax < $this->Data["Series"][$Key]["Max"] ) { $GlobalMax = $this->Data["Series"][$Key]["Max"]; }
+ }
+ }
+ $this->Data["Min"] = $GlobalMin;
+ $this->Data["Max"] = $GlobalMax;
+
+ return(array($GlobalMin,$GlobalMax));
+ }
+
+ /* Mark all series as drawable */
+ function drawAll()
+ { foreach($this->Data["Series"] as $Key => $Value) { if ( $this->Data["Abscissa"] != $Key ) { $this->Data["Series"][$Key]["isDrawable"]=TRUE; } } }
+
+ /* Return the average value of the given serie */
+ function getSerieAverage($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $SerieData = $this->stripVOID($this->Data["Series"][$Serie]["Data"]);
+ return(array_sum($SerieData)/sizeof($SerieData));
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the geometric mean of the given serie */
+ function getGeometricMean($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $SerieData = $this->stripVOID($this->Data["Series"][$Serie]["Data"]);
+ $Seriesum = 1; foreach($SerieData as $Key => $Value) { $Seriesum = $Seriesum * $Value; }
+ return(pow($Seriesum,1/sizeof($SerieData)));
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the harmonic mean of the given serie */
+ function getHarmonicMean($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $SerieData = $this->stripVOID($this->Data["Series"][$Serie]["Data"]);
+ $Seriesum = 0; foreach($SerieData as $Key => $Value) { $Seriesum = $Seriesum + 1/$Value; }
+ return(sizeof($SerieData)/$Seriesum);
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the standard deviation of the given serie */
+ function getStandardDeviation($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $Average = $this->getSerieAverage($Serie);
+ $SerieData = $this->stripVOID($this->Data["Series"][$Serie]["Data"]);
+
+ $DeviationSum = 0;
+ foreach($SerieData as $Key => $Value)
+ $DeviationSum = $DeviationSum + ($Value-$Average)*($Value-$Average);
+
+ $Deviation = sqrt($DeviationSum/count($SerieData));
+
+ return($Deviation);
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the Coefficient of variation of the given serie */
+ function getCoefficientOfVariation($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $Average = $this->getSerieAverage($Serie);
+ $StandardDeviation = $this->getStandardDeviation($Serie);
+
+ if ( $StandardDeviation != 0 )
+ return($StandardDeviation/$Average);
+ else
+ return(NULL);
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the median value of the given serie */
+ function getSerieMedian($Serie)
+ {
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $SerieData = $this->stripVOID($this->Data["Series"][$Serie]["Data"]);
+ sort($SerieData);
+ $SerieCenter = floor(sizeof($SerieData)/2);
+
+ if ( isset($SerieData[$SerieCenter]) )
+ return($SerieData[$SerieCenter]);
+ else
+ return(NULL);
+ }
+ else
+ return(NULL);
+ }
+
+ /* Return the x th percentil of the given serie */
+ function getSeriePercentile($Serie="Serie1",$Percentil=95)
+ {
+ if (!isset($this->Data["Series"][$Serie]["Data"])) { return(NULL); }
+
+ $Values = count($this->Data["Series"][$Serie]["Data"])-1;
+ if ( $Values < 0 ) { $Values = 0; }
+
+ $PercentilID = floor(($Values/100)*$Percentil+.5);
+ $SortedValues = $this->Data["Series"][$Serie]["Data"];
+ sort($SortedValues);
+
+ if ( is_numeric($SortedValues[$PercentilID]) )
+ return($SortedValues[$PercentilID]);
+ else
+ return(NULL);
+ }
+
+ /* Add random values to a given serie */
+ function addRandomValues($SerieName="Serie1",$Options="")
+ {
+ $Values = isset($Options["Values"]) ? $Options["Values"] : 20;
+ $Min = isset($Options["Min"]) ? $Options["Min"] : 0;
+ $Max = isset($Options["Max"]) ? $Options["Max"] : 100;
+ $withFloat = isset($Options["withFloat"]) ? $Options["withFloat"] : FALSE;
+
+ for ($i=0;$i<=$Values;$i++)
+ {
+ if ( $withFloat ) { $Value = rand($Min*100,$Max*100)/100; } else { $Value = rand($Min,$Max); }
+ $this->addPoints($Value,$SerieName);
+ }
+ }
+
+ /* Test if we have valid data */
+ function containsData()
+ {
+ if (!isset($this->Data["Series"])) { return(FALSE); }
+
+ $Result = FALSE;
+ foreach($this->Data["Series"] as $Key => $Value)
+ { if ( $this->Data["Abscissa"] != $Key && $this->Data["Series"][$Key]["isDrawable"]==TRUE) { $Result=TRUE; } }
+ return($Result);
+ }
+
+ /* Set the display mode of an Axis */
+ function setAxisDisplay($AxisID,$Mode=AXIS_FORMAT_DEFAULT,$Format=NULL)
+ {
+ if ( isset($this->Data["Axis"][$AxisID] ) )
+ {
+ $this->Data["Axis"][$AxisID]["Display"] = $Mode;
+ if ( $Format != NULL ) { $this->Data["Axis"][$AxisID]["Format"] = $Format; }
+ }
+ }
+
+ /* Set the position of an Axis */
+ function setAxisPosition($AxisID,$Position=AXIS_POSITION_LEFT)
+ { if ( isset($this->Data["Axis"][$AxisID] ) ) { $this->Data["Axis"][$AxisID]["Position"] = $Position; } }
+
+ /* Associate an unit to an axis */
+ function setAxisUnit($AxisID,$Unit)
+ { if ( isset($this->Data["Axis"][$AxisID] ) ) { $this->Data["Axis"][$AxisID]["Unit"] = $Unit; } }
+
+ /* Associate a name to an axis */
+ function setAxisName($AxisID,$Name)
+ { if ( isset($this->Data["Axis"][$AxisID] ) ) { $this->Data["Axis"][$AxisID]["Name"] = $Name; } }
+
+ /* Associate a color to an axis */
+ function setAxisColor($AxisID,$Format)
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : 0;
+ $G = isset($Format["G"]) ? $Format["G"] : 0;
+ $B = isset($Format["B"]) ? $Format["B"] : 0;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
+
+ if ( isset($this->Data["Axis"][$AxisID] ) )
+ {
+ $this->Data["Axis"][$AxisID]["Color"]["R"] = $R;
+ $this->Data["Axis"][$AxisID]["Color"]["G"] = $G;
+ $this->Data["Axis"][$AxisID]["Color"]["B"] = $B;
+ $this->Data["Axis"][$AxisID]["Color"]["Alpha"] = $Alpha;
+ }
+ }
+
+
+ /* Design an axis as X or Y member */
+ function setAxisXY($AxisID,$Identity=AXIS_Y)
+ { if ( isset($this->Data["Axis"][$AxisID] ) ) { $this->Data["Axis"][$AxisID]["Identity"] = $Identity; } }
+
+ /* Associate one data serie with one axis */
+ function setSerieOnAxis($Series,$AxisID)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie)
+ {
+ $PreviousAxis = $this->Data["Series"][$Serie]["Axis"];
+
+ /* Create missing axis */
+ if ( !isset($this->Data["Axis"][$AxisID] ) )
+ { $this->Data["Axis"][$AxisID]["Position"] = AXIS_POSITION_LEFT; $this->Data["Axis"][$AxisID]["Identity"] = AXIS_Y;}
+
+ $this->Data["Series"][$Serie]["Axis"] = $AxisID;
+
+ /* Cleanup unused axis */
+ $Found = FALSE;
+ foreach($this->Data["Series"] as $SerieName => $Values) { if ( $Values["Axis"] == $PreviousAxis ) { $Found = TRUE; } }
+ if (!$Found) { unset($this->Data["Axis"][$PreviousAxis]); }
+ }
+ }
+
+ /* Define if a serie should be draw with ticks */
+ function setSerieTicks($Series,$Width=0)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if ( isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["Ticks"] = $Width; } }
+ }
+
+ /* Define if a serie should be draw with a special weight */
+ function setSerieWeight($Series,$Weight=0)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $Serie) { if ( isset($this->Data["Series"][$Serie]) ) { $this->Data["Series"][$Serie]["Weight"] = $Weight; } }
+ }
+
+ /* Returns the palette of the given serie */
+ function getSeriePalette($Serie)
+ {
+ if ( !isset($this->Data["Series"][$Serie]) ) { return(NULL); }
+
+ $Result = "";
+ $Result["R"] = $this->Data["Series"][$Serie]["Color"]["R"];
+ $Result["G"] = $this->Data["Series"][$Serie]["Color"]["G"];
+ $Result["B"] = $this->Data["Series"][$Serie]["Color"]["B"];
+ $Result["Alpha"] = $this->Data["Series"][$Serie]["Color"]["Alpha"];
+
+ return($Result);
+ }
+
+ /* Set the color of one serie */
+ function setPalette($Series,$Format=NULL)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+
+ foreach($Series as $Key => $Serie)
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : 0;
+ $G = isset($Format["G"]) ? $Format["G"] : 0;
+ $B = isset($Format["B"]) ? $Format["B"] : 0;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
+
+ if ( isset($this->Data["Series"][$Serie]) )
+ {
+ $OldR = $this->Data["Series"][$Serie]["Color"]["R"]; $OldG = $this->Data["Series"][$Serie]["Color"]["G"]; $OldB = $this->Data["Series"][$Serie]["Color"]["B"];
+ $this->Data["Series"][$Serie]["Color"]["R"] = $R;
+ $this->Data["Series"][$Serie]["Color"]["G"] = $G;
+ $this->Data["Series"][$Serie]["Color"]["B"] = $B;
+ $this->Data["Series"][$Serie]["Color"]["Alpha"] = $Alpha;
+
+ /* Do reverse processing on the internal palette array */
+ foreach ($this->Palette as $Key => $Value)
+ { if ($Value["R"] == $OldR && $Value["G"] == $OldG && $Value["B"] == $OldB) { $this->Palette[$Key]["R"] = $R; $this->Palette[$Key]["G"] = $G; $this->Palette[$Key]["B"] = $B; $this->Palette[$Key]["Alpha"] = $Alpha;} }
+ }
+ }
+ }
+
+ /* Load a palette file */
+ function loadPalette($FileName,$Overwrite=FALSE)
+ {
+ if ( !file_exists($FileName) ) { return(-1); }
+ if ( $Overwrite ) { $this->Palette = ""; }
+
+ $fileHandle = @fopen($FileName, "r");
+ if (!$fileHandle) { return(-1); }
+ while (!feof($fileHandle))
+ {
+ $buffer = fgets($fileHandle, 4096);
+ if ( preg_match("/,/",$buffer) )
+ {
+ list($R,$G,$B,$Alpha) = preg_split("/,/",$buffer);
+ if ( $this->Palette == "" ) { $ID = 0; } else { $ID = count($this->Palette); }
+ $this->Palette[$ID] = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
+ }
+ }
+ fclose($fileHandle);
+
+ /* Apply changes to current series */
+ $ID = 0;
+ if ( isset($this->Data["Series"]))
+ {
+ foreach($this->Data["Series"] as $Key => $Value)
+ {
+ if ( !isset($this->Palette[$ID]) )
+ $this->Data["Series"][$Key]["Color"] = array("R"=>0,"G"=>0,"B"=>0,"Alpha"=>0);
+ else
+ $this->Data["Series"][$Key]["Color"] = $this->Palette[$ID];
+ $ID++;
+ }
+ }
+ }
+
+ /* Initialise a given scatter serie */
+ function initScatterSerie($ID)
+ {
+ if ( isset($this->Data["ScatterSeries"][$ID]) ) { return(0); }
+
+ $this->Data["ScatterSeries"][$ID]["Description"] = "Scatter ".$ID;
+ $this->Data["ScatterSeries"][$ID]["isDrawable"] = TRUE;
+ $this->Data["ScatterSeries"][$ID]["Picture"] = NULL;
+ $this->Data["ScatterSeries"][$ID]["Ticks"] = 0;
+ $this->Data["ScatterSeries"][$ID]["Weight"] = 0;
+
+ if ( isset($this->Palette[$ID]) )
+ $this->Data["ScatterSeries"][$ID]["Color"] = $this->Palette[$ID];
+ else
+ {
+ $this->Data["ScatterSeries"][$ID]["Color"]["R"] = rand(0,255);
+ $this->Data["ScatterSeries"][$ID]["Color"]["G"] = rand(0,255);
+ $this->Data["ScatterSeries"][$ID]["Color"]["B"] = rand(0,255);
+ $this->Data["ScatterSeries"][$ID]["Color"]["Alpha"] = 100;
+ }
+ }
+
+ /* Initialise a given serie */
+ function initialise($Serie)
+ {
+ if ( isset($this->Data["Series"]) ) { $ID = count($this->Data["Series"]); } else { $ID = 0; }
+
+ $this->Data["Series"][$Serie]["Description"] = $Serie;
+ $this->Data["Series"][$Serie]["isDrawable"] = TRUE;
+ $this->Data["Series"][$Serie]["Picture"] = NULL;
+ $this->Data["Series"][$Serie]["Max"] = NULL;
+ $this->Data["Series"][$Serie]["Min"] = NULL;
+ $this->Data["Series"][$Serie]["Axis"] = 0;
+ $this->Data["Series"][$Serie]["Ticks"] = 0;
+ $this->Data["Series"][$Serie]["Weight"] = 0;
+ $this->Data["Series"][$Serie]["Shape"] = SERIE_SHAPE_FILLEDCIRCLE;
+
+ if ( isset($this->Palette[$ID]) )
+ $this->Data["Series"][$Serie]["Color"] = $this->Palette[$ID];
+ else
+ {
+ $this->Data["Series"][$Serie]["Color"]["R"] = rand(0,255);
+ $this->Data["Series"][$Serie]["Color"]["G"] = rand(0,255);
+ $this->Data["Series"][$Serie]["Color"]["B"] = rand(0,255);
+ $this->Data["Series"][$Serie]["Color"]["Alpha"] = 100;
+ }
+ }
+
+ function normalize($NormalizationFactor=100,$UnitChange=NULL,$Round=1)
+ {
+ $Abscissa = $this->Data["Abscissa"];
+
+ $SelectedSeries = "";
+ $MaxVal = 0;
+ foreach($this->Data["Axis"] as $AxisID => $Axis)
+ {
+ if ( $UnitChange != NULL ) { $this->Data["Axis"][$AxisID]["Unit"] = $UnitChange; }
+
+ foreach($this->Data["Series"] as $SerieName => $Serie)
+ {
+ if ($Serie["Axis"] == $AxisID && $Serie["isDrawable"] == TRUE && $SerieName != $Abscissa)
+ {
+ $SelectedSeries[$SerieName] = $SerieName;
+
+ if ( count($Serie["Data"] ) > $MaxVal ) { $MaxVal = count($Serie["Data"]); }
+ }
+ }
+ }
+
+ for($i=0;$i<=$MaxVal-1;$i++)
+ {
+ $Factor = 0;
+ foreach ($SelectedSeries as $Key => $SerieName )
+ {
+ $Value = $this->Data["Series"][$SerieName]["Data"][$i];
+ if ( $Value != VOID )
+ $Factor = $Factor + abs($Value);
+ }
+
+ if ( $Factor != 0 )
+ {
+ $Factor = $NormalizationFactor / $Factor;
+
+ foreach ($SelectedSeries as $Key => $SerieName )
+ {
+ $Value = $this->Data["Series"][$SerieName]["Data"][$i];
+
+ if ( $Value != VOID && $Factor != $NormalizationFactor )
+ $this->Data["Series"][$SerieName]["Data"][$i] = round(abs($Value)*$Factor,$Round);
+ elseif ( $Value == VOID || $Value == 0 )
+ $this->Data["Series"][$SerieName]["Data"][$i] = VOID;
+ elseif ( $Factor == $NormalizationFactor )
+ $this->Data["Series"][$SerieName]["Data"][$i] = $NormalizationFactor;
+ }
+ }
+ }
+
+ foreach ($SelectedSeries as $Key => $SerieName )
+ {
+ $this->Data["Series"][$SerieName]["Max"] = max($this->stripVOID($this->Data["Series"][$SerieName]["Data"]));
+ $this->Data["Series"][$SerieName]["Min"] = min($this->stripVOID($this->Data["Series"][$SerieName]["Data"]));
+ }
+ }
+
+ /* Load data from a CSV (or similar) data source */
+ function importFromCSV($FileName,$Options="")
+ {
+ $Delimiter = isset($Options["Delimiter"]) ? $Options["Delimiter"] : ",";
+ $GotHeader = isset($Options["GotHeader"]) ? $Options["GotHeader"] : FALSE;
+ $SkipColumns = isset($Options["SkipColumns"]) ? $Options["SkipColumns"] : array(-1);
+ $DefaultSerieName = isset($Options["DefaultSerieName"]) ? $Options["DefaultSerieName"] : "Serie";
+
+ $Handle = @fopen($FileName,"r");
+ if ($Handle)
+ {
+ $HeaderParsed = FALSE; $SerieNames = "";
+ while (!feof($Handle))
+ {
+ $Buffer = fgets($Handle, 4096);
+ $Buffer = str_replace(chr(10),"",$Buffer);
+ $Buffer = str_replace(chr(13),"",$Buffer);
+ $Values = preg_split("/".$Delimiter."/",$Buffer);
+
+ if ( $Buffer != "" )
+ {
+ if ( $GotHeader && !$HeaderParsed )
+ {
+ foreach($Values as $Key => $Name) { if ( !in_array($Key,$SkipColumns) ) { $SerieNames[$Key] = $Name; } }
+ $HeaderParsed = TRUE;
+ }
+ else
+ {
+ if ($SerieNames == "" ) { foreach($Values as $Key => $Name) { if ( !in_array($Key,$SkipColumns) ) { $SerieNames[$Key] = $DefaultSerieName.$Key; } } }
+ foreach($Values as $Key => $Value) { if ( !in_array($Key,$SkipColumns) ) { $this->addPoints($Value,$SerieNames[$Key]); } }
+ }
+ }
+ }
+ fclose($Handle);
+ }
+ }
+
+ /* Create a dataset based on a formula */
+ function createFunctionSerie($SerieName,$Formula="",$Options="")
+ {
+ $MinX = isset($Options["MinX"]) ? $Options["MinX"] : -10;
+ $MaxX = isset($Options["MaxX"]) ? $Options["MaxX"] : 10;
+ $XStep = isset($Options["XStep"]) ? $Options["XStep"] : 1;
+ $AutoDescription = isset($Options["AutoDescription"]) ? $Options["AutoDescription"] : FALSE;
+ $RecordAbscissa = isset($Options["RecordAbscissa"]) ? $Options["RecordAbscissa"] : FALSE;
+ $AbscissaSerie = isset($Options["AbscissaSerie"]) ? $Options["AbscissaSerie"] : "Abscissa";
+
+ if ( $Formula == "" ) { return(0); }
+
+ $Result = ""; $Abscissa = "";
+ for($i=$MinX; $i<=$MaxX; $i=$i+$XStep)
+ {
+ $Expression = "\$return = '!'.(".str_replace("z",$i,$Formula).");";
+ if ( @eval($Expression) === FALSE ) { $return = VOID; }
+ if ( $return == "!" ) { $return = VOID; } else { $return = $this->right($return,strlen($return)-1); }
+ if ( $return == "NAN" ) { $return = VOID; }
+ if ( $return == "INF" ) { $return = VOID; }
+ if ( $return == "-INF" ) { $return = VOID; }
+
+ $Abscissa[] = $i;
+ $Result[] = $return;
+ }
+
+ $this->addPoints($Result,$SerieName);
+ if ( $AutoDescription ) { $this->setSerieDescription($SerieName,$Formula); }
+ if ( $RecordAbscissa ) { $this->addPoints($Abscissa,$AbscissaSerie); }
+ }
+
+ function negateValues($Series)
+ {
+ if ( !is_array($Series) ) { $Series = $this->convertToArray($Series); }
+ foreach($Series as $Key => $SerieName)
+ {
+ if (isset($this->Data["Series"][$SerieName]))
+ {
+ $Data = "";
+ foreach($this->Data["Series"][$SerieName]["Data"] as $Key => $Value)
+ { if ( $Value == VOID ) { $Data[] = VOID; } else { $Data[] = -$Value; } }
+ $this->Data["Series"][$SerieName]["Data"] = $Data;
+
+ $this->Data["Series"][$SerieName]["Max"] = max($this->stripVOID($this->Data["Series"][$SerieName]["Data"]));
+ $this->Data["Series"][$SerieName]["Min"] = min($this->stripVOID($this->Data["Series"][$SerieName]["Data"]));
+ }
+ }
+ }
+
+ /* Return the data & configuration of the series */
+ function getData()
+ { return($this->Data); }
+
+ /* Save a palette element */
+ function savePalette($ID,$Color)
+ { $this->Palette[$ID] = $Color; }
+
+ /* Return the palette of the series */
+ function getPalette()
+ { return($this->Palette); }
+
+ /* Called by the scaling algorithm to save the config */
+ function saveAxisConfig($Axis) { $this->Data["Axis"]=$Axis; }
+
+ /* Save the Y Margin if set */
+ function saveYMargin($Value) { $this->Data["YMargin"]=$Value; }
+
+ /* Save extended configuration to the pData object */
+ function saveExtendedData($Tag,$Values) { $this->Data["Extended"][$Tag]=$Values; }
+
+ /* Called by the scaling algorithm to save the orientation of the scale */
+ function saveOrientation($Orientation) { $this->Data["Orientation"]=$Orientation; }
+
+ /* Convert a string to a single elements array */
+ function convertToArray($Value)
+ { $Values = ""; $Values[] = $Value; return($Values); }
+
+ /* Class string wrapper */
+ function __toString()
+ { return("pData object."); }
+
+ function left($value,$NbChar) { return substr($value,0,$NbChar); }
+ function right($value,$NbChar) { return substr($value,strlen($value)-$NbChar,$NbChar); }
+ function mid($value,$Depart,$NbChar) { return substr($value,$Depart-1,$NbChar); }
+ }
+?>
\ No newline at end of file |