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pRadar.class.php
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pRadar.class.php
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<?php
/*
pRadar - class to draw radar charts
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.
*/
define("SEGMENT_HEIGHT_AUTO" , 690001);
define("RADAR_LAYOUT_STAR" , 690011);
define("RADAR_LAYOUT_CIRCLE" , 690012);
define("RADAR_LABELS_ROTATED" , 690021);
define("RADAR_LABELS_HORIZONTAL" , 690022);
/* pRadar class definition */
class pRadar
{
var $pChartObject;
/* Class creator */
function pRadar()
{ }
/* Draw a radar chart */
function drawRadar($Object,$Values,$Format="")
{
$this->pChartObject = $Object;
$FixedMax = isset($Format["FixedMax"]) ? $Format["FixedMax"] : VOID;
$AxisR = isset($Format["AxisR"]) ? $Format["AxisR"] : 60;
$AxisG = isset($Format["AxisG"]) ? $Format["AxisG"] : 60;
$AxisB = isset($Format["AxisB"]) ? $Format["AxisB"] : 60;
$AxisAlpha = isset($Format["AxisAlpha"]) ? $Format["AxisAlpha"] : 50;
$AxisRotation = isset($Format["AxisRotation"]) ? $Format["AxisRotation"] : 0;
$DrawTicks = isset($Format["DrawTicks"]) ? $Format["DrawTicks"] : TRUE;
$TicksLength = isset($Format["TicksLength"]) ? $Format["TicksLength"] : 2;
$DrawAxisValues = isset($Format["DrawAxisValues"]) ? $Format["DrawAxisValues"] : TRUE;
$AxisBoxRounded = isset($Format["AxisBoxRounded"]) ? $Format["AxisBoxRounded"] : TRUE;
$AxisFontName = isset($Format["AxisFontName"]) ? $Format["AxisFontName"] : $this->pChartObject->FontName;
$AxisFontSize = isset($Format["AxisFontSize"]) ? $Format["AxisFontSize"] : $this->pChartObject->FontSize;
$WriteValues = isset($Format["WriteValues"]) ? $Format["WriteValues"] : FALSE;
$WriteValuesInBubble = isset($Format["WriteValuesInBubble"]) ? $Format["WriteValuesInBubble"] : TRUE;
$ValueFontName = isset($Format["ValueFontName"]) ? $Format["ValueFontName"] : $this->pChartObject->FontName;
$ValueFontSize = isset($Format["ValueFontSize"]) ? $Format["ValueFontSize"] : $this->pChartObject->FontSize;
$ValuePadding = isset($Format["ValuePadding"]) ? $Format["ValuePadding"] : 4;
$OuterBubbleRadius = isset($Format["OuterBubbleRadius"]) ? $Format["OuterBubbleRadius"] : 2;
$OuterBubbleR = isset($Format["OuterBubbleR"]) ? $Format["OuterBubbleR"] : VOID;
$OuterBubbleG = isset($Format["OuterBubbleG"]) ? $Format["OuterBubbleG"] : VOID;
$OuterBubbleB = isset($Format["OuterBubbleB"]) ? $Format["OuterBubbleB"] : VOID;
$OuterBubbleAlpha = isset($Format["OuterBubbleAlpha"]) ? $Format["OuterBubbleAlpha"] : 100;
$InnerBubbleR = isset($Format["InnerBubbleR"]) ? $Format["InnerBubbleR"] : 255;
$InnerBubbleG = isset($Format["InnerBubbleG"]) ? $Format["InnerBubbleG"] : 255;
$InnerBubbleB = isset($Format["InnerBubbleB"]) ? $Format["InnerBubbleB"] : 255;
$InnerBubbleAlpha = isset($Format["InnerBubbleAlpha"]) ? $Format["InnerBubbleAlpha"] : 100;
$DrawBackground = isset($Format["DrawBackground"]) ? $Format["DrawBackground"] : TRUE;
$BackgroundR = isset($Format["BackgroundR"]) ? $Format["BackgroundR"] : 255;
$BackgroundG = isset($Format["BackgroundG"]) ? $Format["BackgroundG"] : 255;
$BackgroundB = isset($Format["BackgroundB"]) ? $Format["BackgroundB"] : 255;
$BackgroundAlpha = isset($Format["BackgroundAlpha"]) ? $Format["BackgroundAlpha"] : 50;
$BackgroundGradient= isset($Format["BackgroundGradient"]) ? $Format["BackgroundGradient"] : NULL;
$Layout = isset($Format["Layout"]) ? $Format["Layout"] : RADAR_LAYOUT_STAR;
$SegmentHeight = isset($Format["SegmentHeight"]) ? $Format["SegmentHeight"] : SEGMENT_HEIGHT_AUTO;
$Segments = isset($Format["Segments"]) ? $Format["Segments"] : 4;
$WriteLabels = isset($Format["WriteLabels"]) ? $Format["WriteLabels"] : TRUE;
$SkipLabels = isset($Format["SkipLabels"]) ? $Format["SkipLabels"] : 1;
$LabelMiddle = isset($Format["LabelMiddle"]) ? $Format["LabelMiddle"] : FALSE;
$LabelsBackground = isset($Format["LabelsBackground"]) ? $Format["LabelsBackground"] : TRUE;
$LabelsBGR = isset($Format["LabelsBGR"]) ? $Format["LabelsBGR"] : 255;
$LabelsBGG = isset($Format["LabelsBGR"]) ? $Format["LabelsBGG"] : 255;
$LabelsBGB = isset($Format["LabelsBGR"]) ? $Format["LabelsBGB"] : 255;
$LabelsBGAlpha = isset($Format["LabelsBGAlpha"]) ? $Format["LabelsBGAlpha"] : 50;
$LabelPos = isset($Format["LabelPos"]) ? $Format["LabelPos"] : RADAR_LABELS_ROTATED;
$LabelPadding = isset($Format["LabelPadding"]) ? $Format["LabelPadding"] : 4;
$DrawPoints = isset($Format["DrawPoints"]) ? $Format["DrawPoints"] : TRUE;
$PointRadius = isset($Format["PointRadius"]) ? $Format["PointRadius"] : 4;
$PointSurrounding = isset($Format["PointRadius"]) ? $Format["PointRadius"] : -30;
$DrawLines = isset($Format["DrawLines"]) ? $Format["DrawLines"] : TRUE;
$LineLoopStart = isset($Format["LineLoopStart"]) ? $Format["LineLoopStart"] : TRUE;
$DrawPoly = isset($Format["DrawPoly"]) ? $Format["DrawPoly"] : FALSE;
$PolyAlpha = isset($Format["PolyAlpha"]) ? $Format["PolyAlpha"] : 40;
$FontSize = $Object->FontSize;
$X1 = $Object->GraphAreaX1;
$Y1 = $Object->GraphAreaY1;
$X2 = $Object->GraphAreaX2;
$Y2 = $Object->GraphAreaY2;
$RecordImageMap = isset($Format["RecordImageMap"]) ? $Format["RecordImageMap"] : FALSE;
/* Cancel default tick length if ticks not enabled */
if ( $DrawTicks == FALSE ) { $TicksLength = 0; }
/* Data Processing */
$Data = $Values->getData();
$Palette = $Values->getPalette();
/* Catch the number of required axis */
$LabelSerie = $Data["Abscissa"];
if ( $LabelSerie != "" )
{ $Points = count($Data["Series"][$LabelSerie]["Data"]); }
else
{
$Points = 0;
foreach($Data["Series"] as $SerieName => $DataArray)
{ if ( count($DataArray["Data"]) > $Points ) { $Points = count($DataArray["Data"]); } }
}
/* Draw the axis */
$CenterX = ($X2-$X1)/2 + $X1;
$CenterY = ($Y2-$Y1)/2 + $Y1;
$EdgeHeight = min(($X2-$X1)/2,($Y2-$Y1)/2);
if ( $WriteLabels )
$EdgeHeight = $EdgeHeight - $FontSize - $LabelPadding - $TicksLength;
/* Determine the scale if set to automatic */
if ( $SegmentHeight == SEGMENT_HEIGHT_AUTO)
{
if ( $FixedMax != VOID )
$Max = $FixedMax;
else
{
$Max = 0;
foreach($Data["Series"] as $SerieName => $DataArray)
{
if ( $SerieName != $LabelSerie )
{
if ( max($DataArray["Data"]) > $Max ) { $Max = max($DataArray["Data"]); }
}
}
}
$MaxSegments = $EdgeHeight/20;
$Scale = $Object->computeScale(0,$Max,$MaxSegments,array(1,2,5));
$Segments = $Scale["Rows"];
$SegmentHeight = $Scale["RowHeight"];
}
if ( $LabelMiddle && $SkipLabels == 1 )
{ $Axisoffset = (360/$Points)/2; }
elseif ( $LabelMiddle && $SkipLabels != 1 )
{ $Axisoffset = (360/($Points/$SkipLabels))/2; }
elseif ( !$LabelMiddle )
{ $Axisoffset = 0; }
/* Background processing */
if ( $DrawBackground )
{
$RestoreShadow = $Object->Shadow;
$Object->Shadow = FALSE;
if ($BackgroundGradient == NULL)
{
if ( $Layout == RADAR_LAYOUT_STAR )
{
$Color = array("R"=>$BackgroundR,"G"=>$BackgroundG,"B"=>$BackgroundB,"Alpha"=>$BackgroundAlpha);
$PointArray = "";
for($i=0;$i<=360;$i=$i+(360/$Points))
{
$PointArray[] = cos(deg2rad($i+$AxisRotation)) * $EdgeHeight + $CenterX;
$PointArray[] = sin(deg2rad($i+$AxisRotation)) * $EdgeHeight + $CenterY;
}
$Object->drawPolygon($PointArray,$Color);
}
elseif ( $Layout == RADAR_LAYOUT_CIRCLE )
{
$Color = array("R"=>$BackgroundR,"G"=>$BackgroundG,"B"=>$BackgroundB,"Alpha"=>$BackgroundAlpha);
$Object->drawFilledCircle($CenterX,$CenterY,$EdgeHeight,$Color);
}
}
else
{
$GradientROffset = ($BackgroundGradient["EndR"] - $BackgroundGradient["StartR"]) / $Segments;
$GradientGOffset = ($BackgroundGradient["EndG"] - $BackgroundGradient["StartG"]) / $Segments;
$GradientBOffset = ($BackgroundGradient["EndB"] - $BackgroundGradient["StartB"]) / $Segments;
$GradientAlphaOffset = ($BackgroundGradient["EndAlpha"] - $BackgroundGradient["StartAlpha"]) / $Segments;
if ( $Layout == RADAR_LAYOUT_STAR )
{
for($j=$Segments;$j>=1;$j--)
{
$Color = array("R"=>$BackgroundGradient["StartR"]+$GradientROffset*$j,"G"=>$BackgroundGradient["StartG"]+$GradientGOffset*$j,"B"=>$BackgroundGradient["StartB"]+$GradientBOffset*$j,"Alpha"=>$BackgroundGradient["StartAlpha"]+$GradientAlphaOffset*$j);
$PointArray = "";
for($i=0;$i<=360;$i=$i+(360/$Points))
{
$PointArray[] = cos(deg2rad($i+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$PointArray[] = sin(deg2rad($i+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
}
$Object->drawPolygon($PointArray,$Color);
}
}
elseif ( $Layout == RADAR_LAYOUT_CIRCLE )
{
for($j=$Segments;$j>=1;$j--)
{
$Color = array("R"=>$BackgroundGradient["StartR"]+$GradientROffset*$j,"G"=>$BackgroundGradient["StartG"]+$GradientGOffset*$j,"B"=>$BackgroundGradient["StartB"]+$GradientBOffset*$j,"Alpha"=>$BackgroundGradient["StartAlpha"]+$GradientAlphaOffset*$j);
$Object->drawFilledCircle($CenterX,$CenterY,($EdgeHeight/$Segments)*$j,$Color);
}
}
}
$Object->Shadow = $RestoreShadow;
}
/* Axis to axis lines */
$Color = array("R"=>$AxisR,"G"=>$AxisG,"B"=>$AxisB,"Alpha"=>$AxisAlpha);
$ColorDotted = array("R"=>$AxisR,"G"=>$AxisG,"B"=>$AxisB,"Alpha"=>$AxisAlpha*.8, "Ticks"=>2);
if ( $Layout == RADAR_LAYOUT_STAR )
{
for($j=1;$j<=$Segments;$j++)
{
for($i=0;$i<360;$i=$i+(360/$Points))
{
$EdgeX1 = cos(deg2rad($i+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY1 = sin(deg2rad($i+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
$EdgeX2 = cos(deg2rad($i+$AxisRotation+(360/$Points))) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY2 = sin(deg2rad($i+$AxisRotation+(360/$Points))) * ($EdgeHeight/$Segments)*$j + $CenterY;
$Object->drawLine($EdgeX1,$EdgeY1,$EdgeX2,$EdgeY2,$Color);
}
}
}
elseif ( $Layout == RADAR_LAYOUT_CIRCLE )
{
for($j=1;$j<=$Segments;$j++)
{
$Radius = ($EdgeHeight/$Segments)*$j;
$Object->drawCircle($CenterX,$CenterY,$Radius,$Radius,$Color);
}
}
if ( $DrawAxisValues )
{
if ( $LabelsBackground )
$Options = array("DrawBox"=>TRUE, "Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"BoxR"=>$LabelsBGR,"BoxG"=>$LabelsBGG,"BoxB"=>$LabelsBGB,"BoxAlpha"=>$LabelsBGAlpha);
else
$Options = array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE);
if ( $AxisBoxRounded ) { $Options["BoxRounded"] = TRUE; }
$Options["FontName"] = $AxisFontName;
$Options["FontSize"] = $AxisFontSize;
$Angle = 360 / ($Points*2);
for($j=1;$j<=$Segments;$j++)
{
$Label = $j * $SegmentHeight;
if ( $Layout == RADAR_LAYOUT_CIRCLE )
{
$EdgeX1 = cos(deg2rad($Angle+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY1 = sin(deg2rad($Angle+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
}
elseif ( $Layout == RADAR_LAYOUT_STAR )
{
$EdgeX1 = cos(deg2rad($AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY1 = sin(deg2rad($AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
$EdgeX2 = cos(deg2rad((360 / $Points) + $AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY2 = sin(deg2rad((360 / $Points) + $AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
$EdgeX1 = ($EdgeX2 - $EdgeX1)/2 + $EdgeX1;
$EdgeY1 = ($EdgeY2 - $EdgeY1)/2 + $EdgeY1;
}
$Object->drawText($EdgeX1,$EdgeY1,$Label,$Options);
}
}
/* Axis lines */
$ID = 0;
for($i=0;$i<360;$i=$i+(360/$Points))
{
$EdgeX = cos(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$TicksLength) + $CenterX;
$EdgeY = sin(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$TicksLength) + $CenterY;
if ($ID % $SkipLabels == 0)
{ $Object->drawLine($CenterX,$CenterY,$EdgeX,$EdgeY,$Color); }
else
{ $Object->drawLine($CenterX,$CenterY,$EdgeX,$EdgeY,$ColorDotted); }
if ( $WriteLabels )
{
$LabelX = cos(deg2rad($i+$AxisRotation+$Axisoffset)) * ($EdgeHeight+$LabelPadding+$TicksLength) + $CenterX;
$LabelY = sin(deg2rad($i+$AxisRotation+$Axisoffset)) * ($EdgeHeight+$LabelPadding+$TicksLength) + $CenterY;
if ( $LabelSerie != "" )
{ $Label = isset($Data["Series"][$LabelSerie]["Data"][$ID]) ? $Data["Series"][$LabelSerie]["Data"][$ID] : ""; }
else
$Label = $ID;
if ($ID % $SkipLabels == 0)
{
if ( $LabelPos == RADAR_LABELS_ROTATED )
$Object->drawText($LabelX,$LabelY,$Label,array("Angle"=>(360-($i+$AxisRotation+$Axisoffset))-90,"Align"=>TEXT_ALIGN_BOTTOMMIDDLE));
else
{
if ( (floor($LabelX) == floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMMIDDLE)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMLEFT)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) == floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_MIDDLELEFT)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPLEFT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMRIGHT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) == floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_MIDDLERIGHT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPRIGHT)); }
if ( (floor($LabelX) == floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPMIDDLE)); }
}
}
}
$ID++;
}
/* Compute the plots position */
$ID = 0; $Plot = "";
foreach($Data["Series"] as $SerieName => $DataS)
{
if ( $SerieName != $LabelSerie )
{
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
foreach($DataS["Data"] as $Key => $Value)
{
$Angle = (360/$Points) * $Key;
$Length = ($EdgeHeight/($Segments*$SegmentHeight))*$Value;
$X = cos(deg2rad($Angle+$AxisRotation)) * $Length + $CenterX;
$Y = sin(deg2rad($Angle+$AxisRotation)) * $Length + $CenterY;
$Plot[$ID][] = array($X,$Y,$Value);
if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("CIRCLE",floor($X).",".floor($Y).",".floor($PointRadius),$this->pChartObject->toHTMLColor($Palette[$ID]["R"],$Palette[$ID]["G"],$Palette[$ID]["B"]),$DataS["Description"],$Data["Series"][$LabelSerie]["Data"][$Key]." = ".$Value); }
}
$ID++;
}
}
/* Draw all that stuff! */
foreach($Plot as $ID => $Points)
{
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
/* Draw the polygons */
if ( $DrawPoly )
{
if ($PolyAlpha != NULL)
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$PolyAlpha,"Surrounding"=>$PointSurrounding);
$PointsArray = "";
for($i=0; $i<count($Points);$i++)
{ $PointsArray[] = $Points[$i][0]; $PointsArray[] = $Points[$i][1]; }
$Object->drawPolygon($PointsArray,$Color);
}
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
/* Bubble and labels settings */
$TextSettings = array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"FontName"=>$ValueFontName,"FontSize"=>$ValueFontSize,"R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"]);
$InnerColor = array("R"=>$InnerBubbleR,"G"=>$InnerBubbleG,"B"=>$InnerBubbleB,"Alpha"=>$InnerBubbleAlpha);
if ( $OuterBubbleR != VOID )
$OuterColor = array("R"=>$OuterBubbleR,"G"=>$OuterBubbleG,"B"=>$OuterBubbleB,"Alpha"=>$OuterBubbleAlpha);
else
$OuterColor = array("R"=>$Palette[$ID]["R"]+20,"G"=>$Palette[$ID]["G"]+20,"B"=>$Palette[$ID]["B"]+20,"Alpha"=>$Palette[$ID]["Alpha"]);
/* Loop to the starting points if asked */
if ( $LineLoopStart && $DrawLines )
$Object->drawLine($Points[count($Points)-1][0],$Points[count($Points)-1][1],$Points[0][0],$Points[0][1],$Color);
/* Draw the lines & points */
for($i=0; $i<count($Points);$i++)
{
if ( $DrawLines && $i < count($Points)-1)
$Object->drawLine($Points[$i][0],$Points[$i][1],$Points[$i+1][0],$Points[$i+1][1],$Color);
if ( $DrawPoints )
$Object->drawFilledCircle($Points[$i][0],$Points[$i][1],$PointRadius,$Color);
if ( $WriteValuesInBubble && $WriteValues )
{
$TxtPos = $this->pChartObject->getTextBox($Points[$i][0],$Points[$i][1],$ValueFontName,$ValueFontSize,0,$Points[$i][2]);
$Radius = floor(($TxtPos[1]["X"] - $TxtPos[0]["X"] + $ValuePadding*2)/2);
$this->pChartObject->drawFilledCircle($Points[$i][0],$Points[$i][1],$Radius+$OuterBubbleRadius,$OuterColor);
$this->pChartObject->drawFilledCircle($Points[$i][0],$Points[$i][1],$Radius,$InnerColor);
}
if ( $WriteValues )
$this->pChartObject->drawText($Points[$i][0]-1,$Points[$i][1]-1,$Points[$i][2],$TextSettings);
}
}
}
/* Draw a radar chart */
function drawPolar($Object,$Values,$Format="")
{
$this->pChartObject = $Object;
$FixedMax = isset($Format["FixedMax"]) ? $Format["FixedMax"] : VOID;
$AxisR = isset($Format["AxisR"]) ? $Format["AxisR"] : 60;
$AxisG = isset($Format["AxisG"]) ? $Format["AxisG"] : 60;
$AxisB = isset($Format["AxisB"]) ? $Format["AxisB"] : 60;
$AxisAlpha = isset($Format["AxisAlpha"]) ? $Format["AxisAlpha"] : 50;
$AxisRotation = isset($Format["AxisRotation"]) ? $Format["AxisRotation"] : -90;
$DrawTicks = isset($Format["DrawTicks"]) ? $Format["DrawTicks"] : TRUE;
$TicksLength = isset($Format["TicksLength"]) ? $Format["TicksLength"] : 2;
$DrawAxisValues = isset($Format["DrawAxisValues"]) ? $Format["DrawAxisValues"] : TRUE;
$AxisBoxRounded = isset($Format["AxisBoxRounded"]) ? $Format["AxisBoxRounded"] : TRUE;
$AxisFontName = isset($Format["FontName"]) ? $Format["FontName"] : $this->pChartObject->FontName;
$AxisFontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : $this->pChartObject->FontSize;
$WriteValues = isset($Format["WriteValues"]) ? $Format["WriteValues"] : FALSE;
$WriteValuesInBubble = isset($Format["WriteValuesInBubble"]) ? $Format["WriteValuesInBubble"] : TRUE;
$ValueFontName = isset($Format["ValueFontName"]) ? $Format["ValueFontName"] : $this->pChartObject->FontName;
$ValueFontSize = isset($Format["ValueFontSize"]) ? $Format["ValueFontSize"] : $this->pChartObject->FontSize;
$ValuePadding = isset($Format["ValuePadding"]) ? $Format["ValuePadding"] : 4;
$OuterBubbleRadius = isset($Format["OuterBubbleRadius"]) ? $Format["OuterBubbleRadius"] : 2;
$OuterBubbleR = isset($Format["OuterBubbleR"]) ? $Format["OuterBubbleR"] : VOID;
$OuterBubbleG = isset($Format["OuterBubbleG"]) ? $Format["OuterBubbleG"] : VOID;
$OuterBubbleB = isset($Format["OuterBubbleB"]) ? $Format["OuterBubbleB"] : VOID;
$OuterBubbleAlpha = isset($Format["OuterBubbleAlpha"]) ? $Format["OuterBubbleAlpha"] : 100;
$InnerBubbleR = isset($Format["InnerBubbleR"]) ? $Format["InnerBubbleR"] : 255;
$InnerBubbleG = isset($Format["InnerBubbleG"]) ? $Format["InnerBubbleG"] : 255;
$InnerBubbleB = isset($Format["InnerBubbleB"]) ? $Format["InnerBubbleB"] : 255;
$InnerBubbleAlpha = isset($Format["InnerBubbleAlpha"]) ? $Format["InnerBubbleAlpha"] : 100;
$DrawBackground = isset($Format["DrawBackground"]) ? $Format["DrawBackground"] : TRUE;
$BackgroundR = isset($Format["BackgroundR"]) ? $Format["BackgroundR"] : 255;
$BackgroundG = isset($Format["BackgroundG"]) ? $Format["BackgroundG"] : 255;
$BackgroundB = isset($Format["BackgroundB"]) ? $Format["BackgroundB"] : 255;
$BackgroundAlpha = isset($Format["BackgroundAlpha"]) ? $Format["BackgroundAlpha"] : 50;
$BackgroundGradient= isset($Format["BackgroundGradient"]) ? $Format["BackgroundGradient"] : NULL;
$AxisSteps = isset($Format["AxisSteps"]) ? $Format["AxisSteps"] : 20;
$SegmentHeight = isset($Format["SegmentHeight"]) ? $Format["SegmentHeight"] : SEGMENT_HEIGHT_AUTO;
$Segments = isset($Format["Segments"]) ? $Format["Segments"] : 4;
$WriteLabels = isset($Format["WriteLabels"]) ? $Format["WriteLabels"] : TRUE;
$LabelsBackground = isset($Format["LabelsBackground"]) ? $Format["LabelsBackground"] : TRUE;
$LabelsBGR = isset($Format["LabelsBGR"]) ? $Format["LabelsBGR"] : 255;
$LabelsBGG = isset($Format["LabelsBGR"]) ? $Format["LabelsBGG"] : 255;
$LabelsBGB = isset($Format["LabelsBGR"]) ? $Format["LabelsBGB"] : 255;
$LabelsBGAlpha = isset($Format["LabelsBGAlpha"]) ? $Format["LabelsBGAlpha"] : 50;
$LabelPos = isset($Format["LabelPos"]) ? $Format["LabelPos"] : RADAR_LABELS_ROTATED;
$LabelPadding = isset($Format["LabelPadding"]) ? $Format["LabelPadding"] : 4;
$DrawPoints = isset($Format["DrawPoints"]) ? $Format["DrawPoints"] : TRUE;
$PointRadius = isset($Format["PointRadius"]) ? $Format["PointRadius"] : 4;
$PointSurrounding = isset($Format["PointRadius"]) ? $Format["PointRadius"] : -30;
$DrawLines = isset($Format["DrawLines"]) ? $Format["DrawLines"] : TRUE;
$LineLoopStart = isset($Format["LineLoopStart"]) ? $Format["LineLoopStart"] : FALSE;
$DrawPoly = isset($Format["DrawPoly"]) ? $Format["DrawPoly"] : FALSE;
$PolyAlpha = isset($Format["PolyAlpha"]) ? $Format["PolyAlpha"] : NULL;
$FontSize = $Object->FontSize;
$X1 = $Object->GraphAreaX1;
$Y1 = $Object->GraphAreaY1;
$X2 = $Object->GraphAreaX2;
$Y2 = $Object->GraphAreaY2;
$RecordImageMap = isset($Format["RecordImageMap"]) ? $Format["RecordImageMap"] : FALSE;
if ( $AxisBoxRounded ) { $DrawAxisValues = TRUE; }
/* Cancel default tick length if ticks not enabled */
if ( $DrawTicks == FALSE ) { $TicksLength = 0; }
/* Data Processing */
$Data = $Values->getData();
$Palette = $Values->getPalette();
/* Catch the number of required axis */
$LabelSerie = $Data["Abscissa"];
if ( $LabelSerie != "" )
{ $Points = count($Data["Series"][$LabelSerie]["Data"]); }
else
{
$Points = 0;
foreach($Data["Series"] as $SerieName => $DataArray)
{ if ( count($DataArray["Data"]) > $Points ) { $Points = count($DataArray["Data"]); } }
}
/* Draw the axis */
$CenterX = ($X2-$X1)/2 + $X1;
$CenterY = ($Y2-$Y1)/2 + $Y1;
$EdgeHeight = min(($X2-$X1)/2,($Y2-$Y1)/2);
if ( $WriteLabels )
$EdgeHeight = $EdgeHeight - $FontSize - $LabelPadding - $TicksLength;
/* Determine the scale if set to automatic */
if ( $SegmentHeight == SEGMENT_HEIGHT_AUTO)
{
if ( $FixedMax != VOID )
$Max = $FixedMax;
else
{
$Max = 0;
foreach($Data["Series"] as $SerieName => $DataArray)
{
if ( $SerieName != $LabelSerie )
{
if ( max($DataArray["Data"]) > $Max ) { $Max = max($DataArray["Data"]); }
}
}
}
$MaxSegments = $EdgeHeight/20;
$Scale = $Object->computeScale(0,$Max,$MaxSegments,array(1,2,5));
$Segments = $Scale["Rows"];
$SegmentHeight = $Scale["RowHeight"];
}
/* Background processing */
if ( $DrawBackground )
{
$RestoreShadow = $Object->Shadow;
$Object->Shadow = FALSE;
if ($BackgroundGradient == NULL)
{
$Color = array("R"=>$BackgroundR,"G"=>$BackgroundG,"B"=>$BackgroundB,"Alpha"=>$BackgroundAlpha);
$Object->drawFilledCircle($CenterX,$CenterY,$EdgeHeight,$Color);
}
else
{
$GradientROffset = ($BackgroundGradient["EndR"] - $BackgroundGradient["StartR"]) / $Segments;
$GradientGOffset = ($BackgroundGradient["EndG"] - $BackgroundGradient["StartG"]) / $Segments;
$GradientBOffset = ($BackgroundGradient["EndB"] - $BackgroundGradient["StartB"]) / $Segments;
$GradientAlphaOffset = ($BackgroundGradient["EndAlpha"] - $BackgroundGradient["StartAlpha"]) / $Segments;
for($j=$Segments;$j>=1;$j--)
{
$Color = array("R"=>$BackgroundGradient["StartR"]+$GradientROffset*$j,"G"=>$BackgroundGradient["StartG"]+$GradientGOffset*$j,"B"=>$BackgroundGradient["StartB"]+$GradientBOffset*$j,"Alpha"=>$BackgroundGradient["StartAlpha"]+$GradientAlphaOffset*$j);
$Object->drawFilledCircle($CenterX,$CenterY,($EdgeHeight/$Segments)*$j,$Color);
}
}
$Object->Shadow = $RestoreShadow;
}
/* Axis to axis lines */
$Color = array("R"=>$AxisR,"G"=>$AxisG,"B"=>$AxisB,"Alpha"=>$AxisAlpha);
for($j=1;$j<=$Segments;$j++)
{
$Radius = ($EdgeHeight/$Segments)*$j;
$Object->drawCircle($CenterX,$CenterY,$Radius,$Radius,$Color);
}
if ( $DrawAxisValues )
{
if ( $LabelsBackground )
$Options = array("DrawBox"=>TRUE, "Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"BoxR"=>$LabelsBGR,"BoxG"=>$LabelsBGG,"BoxB"=>$LabelsBGB,"BoxAlpha"=>$LabelsBGAlpha);
else
$Options = array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE);
if ( $AxisBoxRounded ) { $Options["BoxRounded"] = TRUE; }
$Options["FontName"] = $AxisFontName;
$Options["FontSize"] = $AxisFontSize;
$Angle = 360 / ($Points*2);
for($j=1;$j<=$Segments;$j++)
{
$EdgeX1 = cos(deg2rad($Angle+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterX;
$EdgeY1 = sin(deg2rad($Angle+$AxisRotation)) * ($EdgeHeight/$Segments)*$j + $CenterY;
$Label = $j*$SegmentHeight;
$Object->drawText($EdgeX1,$EdgeY1,$Label,$Options);
}
}
/* Axis lines */
$ID = 0;
for($i=0;$i<=359;$i=$i+$AxisSteps)
{
$EdgeX = cos(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$TicksLength) + $CenterX;
$EdgeY = sin(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$TicksLength) + $CenterY;
$Object->drawLine($CenterX,$CenterY,$EdgeX,$EdgeY,$Color);
if ( $WriteLabels )
{
$LabelX = cos(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$LabelPadding+$TicksLength) + $CenterX;
$LabelY = sin(deg2rad($i+$AxisRotation)) * ($EdgeHeight+$LabelPadding+$TicksLength) + $CenterY;
$Label = $i."°";
if ( $LabelPos == RADAR_LABELS_ROTATED )
$Object->drawText($LabelX,$LabelY,$Label,array("Angle"=>(360-$i),"Align"=>TEXT_ALIGN_BOTTOMMIDDLE));
else
{
if ( (floor($LabelX) == floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMMIDDLE)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMLEFT)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) == floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_MIDDLELEFT)); }
if ( (floor($LabelX) > floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPLEFT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) < floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_BOTTOMRIGHT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) == floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_MIDDLERIGHT)); }
if ( (floor($LabelX) < floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPRIGHT)); }
if ( (floor($LabelX) == floor($CenterX)) && (floor($LabelY) > floor($CenterY)) ) { $Object->drawText($LabelX,$LabelY,$Label,array("Align"=>TEXT_ALIGN_TOPMIDDLE)); }
}
}
$ID++;
}
/* Compute the plots position */
$ID = 0; $Plot = "";
foreach($Data["Series"] as $SerieName => $DataSet)
{
if ( $SerieName != $LabelSerie )
{
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
foreach($DataSet["Data"] as $Key => $Value)
{
$Angle = $Data["Series"][$LabelSerie]["Data"][$Key];
$Length = ($EdgeHeight/($Segments*$SegmentHeight))*$Value;
$X = cos(deg2rad($Angle+$AxisRotation)) * $Length + $CenterX;
$Y = sin(deg2rad($Angle+$AxisRotation)) * $Length + $CenterY;
if ( $RecordImageMap ) { $this->pChartObject->addToImageMap("CIRCLE",floor($X).",".floor($Y).",".floor($PointRadius),$this->pChartObject->toHTMLColor($Palette[$ID]["R"],$Palette[$ID]["G"],$Palette[$ID]["B"]),$DataSet["Description"],$Data["Series"][$LabelSerie]["Data"][$Key]."° = ".$Value); }
$Plot[$ID][] = array($X,$Y,$Value);
}
$ID++;
}
}
/* Draw all that stuff! */
foreach($Plot as $ID => $Points)
{
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
/* Draw the polygons */
if ( $DrawPoly )
{
if ($PolyAlpha != NULL)
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$PolyAlpha,"Surrounding"=>$PointSurrounding);
$PointsArray = "";
for($i=0; $i<count($Points);$i++)
{ $PointsArray[] = $Points[$i][0]; $PointsArray[] = $Points[$i][1]; }
$Object->drawPolygon($PointsArray,$Color);
}
$Color = array("R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"],"Alpha"=>$Palette[$ID]["Alpha"],"Surrounding"=>$PointSurrounding);
/* Bubble and labels settings */
$TextSettings = array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"FontName"=>$ValueFontName,"FontSize"=>$ValueFontSize,"R"=>$Palette[$ID]["R"],"G"=>$Palette[$ID]["G"],"B"=>$Palette[$ID]["B"]);
$InnerColor = array("R"=>$InnerBubbleR,"G"=>$InnerBubbleG,"B"=>$InnerBubbleB,"Alpha"=>$InnerBubbleAlpha);
if ( $OuterBubbleR != VOID )
$OuterColor = array("R"=>$OuterBubbleR,"G"=>$OuterBubbleG,"B"=>$OuterBubbleB,"Alpha"=>$OuterBubbleAlpha);
else
$OuterColor = array("R"=>$Palette[$ID]["R"]+20,"G"=>$Palette[$ID]["G"]+20,"B"=>$Palette[$ID]["B"]+20,"Alpha"=>$Palette[$ID]["Alpha"]);
/* Loop to the starting points if asked */
if ( $LineLoopStart && $DrawLines )
$Object->drawLine($Points[count($Points)-1][0],$Points[count($Points)-1][1],$Points[0][0],$Points[0][1],$Color);
/* Draw the lines & points */
for($i=0; $i<count($Points);$i++)
{
if ( $DrawLines && $i < count($Points)-1)
$Object->drawLine($Points[$i][0],$Points[$i][1],$Points[$i+1][0],$Points[$i+1][1],$Color);
if ( $DrawPoints )
$Object->drawFilledCircle($Points[$i][0],$Points[$i][1],$PointRadius,$Color);
if ( $WriteValuesInBubble && $WriteValues )
{
$TxtPos = $this->pChartObject->getTextBox($Points[$i][0],$Points[$i][1],$ValueFontName,$ValueFontSize,0,$Points[$i][2]);
$Radius = floor(($TxtPos[1]["X"] - $TxtPos[0]["X"] + $ValuePadding*2)/2);
$this->pChartObject->drawFilledCircle($Points[$i][0],$Points[$i][1],$Radius+$OuterBubbleRadius,$OuterColor);
$this->pChartObject->drawFilledCircle($Points[$i][0],$Points[$i][1],$Radius,$InnerColor);
}
if ( $WriteValues )
$this->pChartObject->drawText($Points[$i][0]-1,$Points[$i][1]-1,$Points[$i][2],$TextSettings);
}
}
}
}
?>