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<?php
/*
pPie - class to draw pie 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.
*/
/* Class return codes */
define("PIE_NO_ABSCISSA", 140001);
define("PIE_NO_DATASERIE", 140002);
define("PIE_SUMISNULL", 140003);
define("PIE_RENDERED", 140000);
define("PIE_LABEL_COLOR_AUTO", 140010);
define("PIE_LABEL_COLOR_MANUAL", 140011);
define("PIE_VALUE_NATURAL", 140020);
define("PIE_VALUE_PERCENTAGE", 140021);
define("PIE_VALUE_INSIDE", 140030);
define("PIE_VALUE_OUTSIDE", 140031);
/* pPie class definition */
class pPie
{
var $pChartObject;
var $pDataObject;
var $LabelPos = [];
/* Class creator */
function __construct($Object, $pDataObject)
{
/* Cache the pChart object reference */
$this->pChartObject = $Object;
/* Cache the pData object reference */
$this->pDataObject = $pDataObject;
}
/* Draw a pie chart */
function draw2DPie($X, $Y, array $Format = [])
{
$Precision = 0;
$SecondPass = TRUE;
$Border = FALSE;
$BorderR = 255;
$BorderG = 255;
$BorderB = 255;
$Shadow = FALSE;
$DrawLabels = FALSE;
$LabelStacked = FALSE;
$LabelColor = PIE_LABEL_COLOR_MANUAL;
$LabelR = 0;
$LabelG = 0;
$LabelB = 0;
$LabelAlpha = 100;
$WriteValues = NULL;
$ValuePosition = PIE_VALUE_OUTSIDE;
$ValueSuffix = "";
$ValueR = 255;
$ValueG = 255;
$ValueB = 255;
$ValueAlpha = 100;
$RecordImageMap = FALSE;
$Radius = 60;
$DataGapAngle = 0;
$DataGapRadius = 0;
$ValuePadding = 15;
/* Override defaults */
extract($Format);
/* Data Processing */
$Data = $this->pDataObject->getData();
$Palette = $this->pDataObject->getPalette();
/* Do we have an abscissa serie defined? */
if ($Data["Abscissa"] == "") {
return PIE_NO_ABSCISSA;
}
/* Try to find the data serie */
$DataSerie = "";
foreach($Data["Series"] as $SerieName => $SerieData) {
if ($SerieName != $Data["Abscissa"]) {
$DataSerie = $SerieName;
}
}
/* Do we have data to compute? */
if ($DataSerie == "") {
return PIE_NO_DATASERIE;
}
/* Remove unused data */
list($Data, $Palette) = $this->clean0Values($Data, $Palette, $DataSerie, $Data["Abscissa"]);
/* Compute the pie sum */
$SerieSum = $this->pDataObject->getSum($DataSerie);
/* Do we have data to draw? */
if ($SerieSum == 0) {
return PIE_SUMISNULL;
}
/* Dump the real number of data to draw */
$Values = [];
foreach($Data["Series"][$DataSerie]["Data"] as $Key => $Value) {
if ($Value != 0) {
$Values[] = $Value;
}
}
/* Compute the wasted angular space between series */
$WastedAngular = (count($Values) == 1) ? 0 : count($Values) * $DataGapAngle;
/* Compute the scale */
$ScaleFactor = (360 - $WastedAngular) / $SerieSum;
$RestoreShadow = $this->pChartObject->Shadow;
if ($this->pChartObject->Shadow) {
$this->pChartObject->Shadow = FALSE;
$ShadowFormat = $Format;
$ShadowFormat["Shadow"] = TRUE;
$this->draw2DPie($X + $this->pChartObject->ShadowX, $Y + $this->pChartObject->ShadowY, $ShadowFormat);
}
/* Draw the polygon pie elements */
$Step = 360 / (2 * PI * $Radius);
$Offset = 0;
$ID = 0;
foreach($Values as $Key => $Value) {
if ($Shadow) {
$Settings = ["R" => $this->pChartObject->ShadowR,"G" => $this->pChartObject->ShadowG,"B" => $this->pChartObject->ShadowB,"Alpha" => $this->pChartObject->Shadowa];
} else {
if (!isset($Palette[$ID]["R"])) {
$Color = $this->pChartObject->getRandomColor();
$Palette[$ID] = $Color;
$this->pDataObject->savePalette($ID, $Color);
}
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
}
if (!$SecondPass && !$Shadow) {
if (!$Border) {
$Settings["Surrounding"] = 10;
} else {
$Settings["BorderR"] = $BorderR;
$Settings["BorderG"] = $BorderG;
$Settings["BorderB"] = $BorderB;
}
}
$EndAngle = $Offset + ($Value * $ScaleFactor);
($EndAngle > 360) AND $EndAngle = 360;
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
if ($DataGapAngle == 0) {
$X0 = $X;
$Y0 = $Y;
} else {
$X0 = cos(($Angle - 90) * PI / 180) * $DataGapRadius + $X;
$Y0 = sin(($Angle - 90) * PI / 180) * $DataGapRadius + $Y;
}
$Plots = [$X0, $Y0];
for ($i = $Offset; $i <= $EndAngle; $i = $i + $Step) {
$Xc = cos(($i - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($i - 90) * PI / 180) * $Radius + $Y;
if ($SecondPass && ($i < 90)) {
$Yc++;
}
# Momchil TODO: $i >= 90 && $i =< 180 ?
if ($SecondPass && ($i > 180 && $i < 270)) {
$Xc++;
}
if ($SecondPass && ($i >= 270)) {
$Xc++;
$Yc++;
}
$Plots[] = $Xc;
$Plots[] = $Yc;
}
$this->pChartObject->drawPolygon($Plots, $Settings);
if ($RecordImageMap && !$Shadow) {
$this->pChartObject->addToImageMap("POLY", implode(",", $Plots), $this->pChartObject->toHTMLColor($Palette[$ID]["R"], $Palette[$ID]["G"], $Palette[$ID]["B"]) , $Data["Series"][$Data["Abscissa"]]["Data"][$Key], $Value);
}
if ($DrawLabels && !$Shadow && !$SecondPass) {
if ($LabelColor == PIE_LABEL_COLOR_AUTO) {
$Settings = ["FillR" => $Palette[$ID]["R"],"FillG" => $Palette[$ID]["G"],"FillB" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["FillR" => $LabelR,"FillG" => $LabelG,"FillB" => $LabelB,"Alpha" => $LabelAlpha];
}
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius + $Y;
$Label = $Data["Series"][$Data["Abscissa"]]["Data"][$Key];
if ($LabelStacked) {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, TRUE, $X, $Y, $Radius);
} else {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, FALSE);
}
}
$Offset = $i + $DataGapAngle;
$ID++;
}
/* Second pass to smooth the angles */
if ($SecondPass) {
$Step = 360 / (2 * PI * $Radius);
$Offset = 0;
$ID = 0;
foreach($Values as $Key => $Value) {
$FirstPoint = TRUE;
if ($Shadow) {
$Settings = ["R" => $this->pChartObject->ShadowR,"G" => $this->pChartObject->ShadowG,"B" => $this->pChartObject->ShadowB,"Alpha" => $this->pChartObject->Shadowa];
} else {
if ($Border) {
$Settings = ["R" => $BorderR,"G" => $BorderG,"B" => $BorderB];
} else {
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
}
}
$EndAngle = $Offset + ($Value * $ScaleFactor);
($EndAngle > 360) AND $EndAngle = 360;
if ($DataGapAngle == 0) {
$X0 = $X;
$Y0 = $Y;
} else {
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$X0 = cos(($Angle - 90) * PI / 180) * $DataGapRadius + $X;
$Y0 = sin(($Angle - 90) * PI / 180) * $DataGapRadius + $Y;
}
$Plots[] = $X0;
$Plots[] = $Y0;
for ($i = $Offset; $i <= $EndAngle; $i = $i + $Step) {
$Xc = cos(($i - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($i - 90) * PI / 180) * $Radius + $Y;
if ($FirstPoint) {
$this->pChartObject->drawLine($Xc, $Yc, $X0, $Y0, $Settings);
}
$FirstPoint = FALSE;
$this->pChartObject->drawAntialiasPixel($Xc, $Yc, $Settings);
}
$this->pChartObject->drawLine($Xc, $Yc, $X0, $Y0, $Settings);
if ($DrawLabels && !$Shadow) {
if ($LabelColor == PIE_LABEL_COLOR_AUTO) {
$Settings = ["FillR" => $Palette[$ID]["R"],"FillG" => $Palette[$ID]["G"],"FillB" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["FillR" => $LabelR,"FillG" => $LabelG,"FillB" => $LabelB,"Alpha" => $LabelAlpha];
}
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius + $Y;
$Label = $Data["Series"][$Data["Abscissa"]]["Data"][$Key];
if ($LabelStacked) {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, TRUE, $X, $Y, $Radius);
} else {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, FALSE);
}
}
$Offset = $i + $DataGapAngle;
$ID++;
}
}
if ($WriteValues != NULL && !$Shadow) {
#$Step = 360 / (2 * PI * $Radius); # UNUSED
$Offset = 0;
#$ID = count($Values) - 1; # UNUSED
$Settings = ["Align" => TEXT_ALIGN_MIDDLEMIDDLE,"R" => $ValueR,"G" => $ValueG,"B" => $ValueB,"Alpha" => $ValueAlpha];
foreach($Values as $Key => $Value) {
$EndAngle = ($Value * $ScaleFactor) + $Offset;
((int)$EndAngle > 360) AND $EndAngle = 0;
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Angle = ($Angle - 90) * PI / 180;
if ($ValuePosition == PIE_VALUE_OUTSIDE) {
$Xc = cos($Angle) * ($Radius + $ValuePadding) + $X;
$Yc = sin($Angle) * ($Radius + $ValuePadding) + $Y;
} else {
$Xc = cos($Angle) * ($Radius) / 2 + $X;
$Yc = sin($Angle) * ($Radius) / 2 + $Y;
}
if ($WriteValues == PIE_VALUE_PERCENTAGE) {
$Display = round((100 / $SerieSum) * $Value, $Precision) . "%";
} elseif ($WriteValues == PIE_VALUE_NATURAL) {
$Display = $Value . $ValueSuffix;
}
$this->pChartObject->drawText($Xc, $Yc, $Display, $Settings);
$Offset = $EndAngle + $DataGapAngle;
#$ID--; # UNUSED
}
}
if ($DrawLabels && $LabelStacked) {
$this->writeShiftedLabels();
}
$this->pChartObject->Shadow = $RestoreShadow;
return PIE_RENDERED;
}
/* Draw a 3D pie chart */
function draw3DPie($X, $Y, array $Format = [])
{
$Precision = 0;
$SecondPass = TRUE;
$Border = FALSE;
$Shadow = FALSE;
$DrawLabels = FALSE;
$LabelStacked = FALSE;
$LabelColor = PIE_LABEL_COLOR_MANUAL;
$LabelR = 0;
$LabelG = 0;
$LabelB = 0;
$LabelAlpha = 100;
$WriteValues = NULL;
$ValueSuffix = "";
$ValueR = 255;
$ValueG = 255;
$ValueB = 255;
$ValueAlpha = 100;
$RecordImageMap = FALSE;
$Radius = 80;
$SkewFactor = .5;
$SliceHeight = 20;
$DataGapAngle = 0;
$DataGapRadius = 0;
$ValuePosition = PIE_VALUE_INSIDE;
$ValuePadding = 15;
/* Override defaults */
extract($Format);
/* Error correction for overlaying rounded corners */
($SkewFactor < .5) AND $SkewFactor = .5;
/* Data Processing */
$Data = $this->pDataObject->getData();
$Palette = $this->pDataObject->getPalette();
/* Do we have an abscissa serie defined? */
if ($Data["Abscissa"] == "") {
return PIE_NO_ABSCISSA;
}
/* Try to find the data serie */
$DataSerie = "";
foreach($Data["Series"] as $SerieName => $SerieData) {
if ($SerieName != $Data["Abscissa"]) {
$DataSerie = $SerieName;
}
}
/* Do we have data to compute? */
if ($DataSerie == "") {
return PIE_NO_DATASERIE;
}
/* Remove unused data */
list($Data, $Palette) = $this->clean0Values($Data, $Palette, $DataSerie, $Data["Abscissa"]);
/* Compute the pie sum */
$SerieSum = $this->pDataObject->getSum($DataSerie);
/* Do we have data to draw? */
if ($SerieSum == 0) {
return PIE_SUMISNULL;
}
/* Dump the real number of data to draw */
$Values = [];
foreach($Data["Series"][$DataSerie]["Data"] as $Key => $Value) {
if ($Value != 0) {
$Values[] = $Value;
}
}
/* Compute the wasted angular space between series */
$WastedAngular = (count($Values) == 1) ? 0 : count($Values) * $DataGapAngle;
/* Compute the scale */
$ScaleFactor = (360 - $WastedAngular) / $SerieSum;
$RestoreShadow = $this->pChartObject->Shadow;
if ($this->pChartObject->Shadow) {
$this->pChartObject->Shadow = FALSE;
}
/* Draw the polygon pie elements */
$Step = 360 / (2 * PI * $Radius);
$Offset = 360;
$ID = count($Values) - 1;
$Values = array_reverse($Values);
$Slice = 0;
$Slices = [];
$SliceColors = [];
$Visible = [];
$SliceAngle = [];
foreach($Values as $Key => $Value) {
if (!isset($Palette[$ID]["R"])) {
$Color = $this->pChartObject->getRandomColor();
$Palette[$ID] = $Color;
$this->pDataObject->savePalette($ID, $Color);
}
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
$SliceColors[$Slice] = $Settings;
$StartAngle = $Offset;
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
if ($StartAngle > 180) {
$Visible[$Slice]["Start"] = TRUE;
} else {
$Visible[$Slice]["Start"] = TRUE; # TODO
}
$Visible[$Slice]["End"] = ($EndAngle < 180) ? FALSE : TRUE;
if ($DataGapAngle == 0) {
$X0 = $X;
$Y0 = $Y;
} else {
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$X0 = cos(($Angle - 90) * PI / 180) * $DataGapRadius + $X;
$Y0 = sin(($Angle - 90) * PI / 180) * $DataGapRadius * $SkewFactor + $Y;
}
$Slices[$Slice][] = $X0;
$Slices[$Slice][] = $Y0;
$SliceAngle[$Slice][] = 0;
for ($i = $Offset; $i >= $EndAngle; $i = $i - $Step) {
$Xc = cos(($i - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($i - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
(($SecondPass || $RestoreShadow) && ($i < 90)) AND $Yc++;
(($SecondPass || $RestoreShadow) && ($i > 90 && $i < 180)) AND $Xc++;
(($SecondPass || $RestoreShadow) && ($i > 180 && $i < 270)) AND $Xc++;
if (($SecondPass || $RestoreShadow) && ($i >= 270)) {
$Xc++;
$Yc++;
}
$Slices[$Slice][] = $Xc;
$Slices[$Slice][] = $Yc;
$SliceAngle[$Slice][] = $i;
}
$Offset = $i - $DataGapAngle;
$ID--;
$Slice++;
}
/* Draw the bottom shadow if needed */
# Momchil: this is the only place that uses this comparison
# All use cases check if both X & Y are !=0
# I will leave this here, but it can hit the break at class pImage line 123
if ($RestoreShadow && ($this->pChartObject->ShadowX != 0 || $this->pChartObject->ShadowY != 0)) {
foreach($Slices as $SliceID => $Plots) {
$ShadowPie = [];
for ($i = 0; $i < count($Plots); $i = $i + 2) {
$ShadowPie[] = $Plots[$i] + $this->pChartObject->ShadowX;
$ShadowPie[] = $Plots[$i + 1] + $this->pChartObject->ShadowY;
}
$Settings = ["R" => $this->pChartObject->ShadowR,"G" => $this->pChartObject->ShadowG,"B" => $this->pChartObject->ShadowB,"Alpha" => $this->pChartObject->Shadowa,"NoBorder" => TRUE];
$this->pChartObject->drawPolygon($ShadowPie, $Settings);
}
$Step = 360 / (2 * PI * $Radius);
$Offset = 360;
foreach($Values as $Key => $Value) {
$EndAngle = $Offset - ($Value * $ScaleFactor);
if ($EndAngle < 0) {
$EndAngle = 0;
}
for ($i = $Offset; $i >= $EndAngle; $i = $i - $Step) {
$Xc = cos(($i - 90) * PI / 180) * $Radius + $X + $this->pChartObject->ShadowX;
$Yc = sin(($i - 90) * PI / 180) * $Radius * $SkewFactor + $Y + $this->pChartObject->ShadowY;
$this->pChartObject->drawAntialiasPixel($Xc, $Yc, $Settings);
}
$Offset = $i - $DataGapAngle;
$ID--;
}
}
/* Draw the bottom pie splice */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$this->pChartObject->drawPolygon($Plots, $Settings);
if ($SecondPass) {
$Settings = $SliceColors[$SliceID];
if ($Border) {
$Settings["R"]+= 30;
$Settings["G"]+= 30;
$Settings["B"]+= 30;
}
if (isset($SliceAngle[$SliceID][1])) /* Empty error handling */ {
$Angle = $SliceAngle[$SliceID][1];
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Plots[0], $Plots[1], $Xc, $Yc, $Settings);
$Angle = $SliceAngle[$SliceID][count($SliceAngle[$SliceID]) - 1];
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Plots[0], $Plots[1], $Xc, $Yc, $Settings);
}
}
}
/* Draw the two vertical edges */
$Slices = array_reverse($Slices);
$SliceColors = array_reverse($SliceColors);
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["R"]+= 10;
$Settings["G"]+= 10;
$Settings["B"]+= 10;
$Settings["NoBorder"] = TRUE;
if ($Visible[$SliceID]["Start"] && isset($Plots[2])) /* Empty error handling */ {
$this->pChartObject->drawLine($Plots[2], $Plots[3], $Plots[2], $Plots[3] - $SliceHeight, ["R" => $Settings["R"],"G" => $Settings["G"],"B" => $Settings["B"]]);
$Border = [$Plots[0], $Plots[1], $Plots[0], $Plots[1] - $SliceHeight, $Plots[2], $Plots[3] - $SliceHeight, $Plots[2], $Plots[3]];
$this->pChartObject->drawPolygon($Border, $Settings);
}
}
$Slices = array_reverse($Slices);
$SliceColors = array_reverse($SliceColors);
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["R"]+= 10;
$Settings["G"]+= 10;
$Settings["B"]+= 10;
$Settings["NoBorder"] = TRUE;
if ($Visible[$SliceID]["End"]) {
$this->pChartObject->drawLine($Plots[count($Plots) - 2], $Plots[count($Plots) - 1], $Plots[count($Plots) - 2], $Plots[count($Plots) - 1] - $SliceHeight,["R" => $Settings["R"],"G" => $Settings["G"],"B" => $Settings["B"]]);
$Border = [$Plots[0], $Plots[1], $Plots[0], $Plots[1] - $SliceHeight, $Plots[count($Plots) - 2], $Plots[count($Plots) - 1] - $SliceHeight, $Plots[count($Plots) - 2], $Plots[count($Plots) - 1]];
$this->pChartObject->drawPolygon($Border, $Settings);
}
}
/* Draw the rounded edges */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["R"]+= 10;
$Settings["G"]+= 10;
$Settings["B"]+= 10;
$Settings["NoBorder"] = TRUE;
for ($j = 2; $j < count($Plots) - 2; $j = $j + 2) {
$Angle = $SliceAngle[$SliceID][$j / 2];
if ($Angle < 270 && $Angle > 90) {
$Border = [$Plots[$j], $Plots[$j + 1], $Plots[$j + 2], $Plots[$j + 3], $Plots[$j + 2], $Plots[$j + 3] - $SliceHeight, $Plots[$j], $Plots[$j + 1] - $SliceHeight];
$this->pChartObject->drawPolygon($Border, $Settings);
}
}
if ($SecondPass) {
$Settings = $SliceColors[$SliceID];
if ($Border) {
$Settings["R"]+= 30;
$Settings["G"]+= 30;
$Settings["B"]+= 30;
}
if (isset($SliceAngle[$SliceID][1])) /* Empty error handling */ {
$Angle = $SliceAngle[$SliceID][1];
if ($Angle < 270 && $Angle > 90) {
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Xc, $Yc, $Xc, $Yc - $SliceHeight, $Settings);
}
}
$Angle = $SliceAngle[$SliceID][count($SliceAngle[$SliceID]) - 1];
if ($Angle < 270 && $Angle > 90) {
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Xc, $Yc, $Xc, $Yc - $SliceHeight, $Settings);
}
if (isset($SliceAngle[$SliceID][1]) && $SliceAngle[$SliceID][1] > 270 && $SliceAngle[$SliceID][count($SliceAngle[$SliceID]) - 1] < 270) {
$Xc = cos((270 - 90) * PI / 180) * $Radius + $X;
$Yc = sin((270 - 90) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Xc, $Yc, $Xc, $Yc - $SliceHeight, $Settings);
}
if (isset($SliceAngle[$SliceID][1]) && $SliceAngle[$SliceID][1] > 90 && $SliceAngle[$SliceID][count($SliceAngle[$SliceID]) - 1] < 90) {
$Xc = cos((0) * PI / 180) * $Radius + $X;
$Yc = sin((0) * PI / 180) * $Radius * $SkewFactor + $Y;
$this->pChartObject->drawLine($Xc, $Yc, $Xc, $Yc - $SliceHeight, $Settings);
}
}
}
/* Draw the top splice */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["R"]+= 20;
$Settings["G"]+= 20;
$Settings["B"]+= 20;
$Top = [];
for ($j = 0; $j < count($Plots); $j = $j + 2) {
$Top[] = $Plots[$j];
$Top[] = $Plots[$j + 1] - $SliceHeight;
}
$this->pChartObject->drawPolygon($Top, $Settings);
if ($RecordImageMap && !$Shadow) {
$this->pChartObject->addToImageMap("POLY", implode(",", $Top), $this->pChartObject->toHTMLColor($Settings["R"], $Settings["G"], $Settings["B"]) , $Data["Series"][$Data["Abscissa"]]["Data"][count($Slices) - $SliceID - 1], $Values[$SliceID]);
}
}
/* Second pass to smooth the angles */
if ($SecondPass) {
$Step = 360 / (2 * PI * $Radius);
$Offset = 360;
$ID = count($Values) - 1;
foreach($Values as $Key => $Value) {
$FirstPoint = TRUE;
if ($Shadow) {
$Settings = ["R" => $this->pChartObject->ShadowR,"G" => $this->pChartObject->ShadowG,"B" => $this->pChartObject->ShadowB,"Alpha" => $this->pChartObject->Shadowa];
} else {
if ($Border) {
$Settings = ["R" => $Palette[$ID]["R"] + 30,"G" => $Palette[$ID]["G"] + 30,"B" => $Palette[$ID]["B"] + 30,"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
}
}
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
if ($DataGapAngle == 0) {
$X0 = $X;
$Y0 = $Y - $SliceHeight;
} else {
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$X0 = cos(($Angle - 90) * PI / 180) * $DataGapRadius + $X;
$Y0 = sin(($Angle - 90) * PI / 180) * $DataGapRadius * $SkewFactor + $Y - $SliceHeight;
}
$Plots[] = $X0;
$Plots[] = $Y0;
for ($i = $Offset; $i >= $EndAngle; $i = $i - $Step) {
$Xc = cos(($i - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($i - 90) * PI / 180) * $Radius * $SkewFactor + $Y - $SliceHeight;
if ($FirstPoint) {
$this->pChartObject->drawLine($Xc, $Yc, $X0, $Y0, $Settings);
}
$FirstPoint = FALSE;
$this->pChartObject->drawAntialiasPixel($Xc, $Yc, $Settings);
if ($i < 270 && $i > 90) {
$this->pChartObject->drawAntialiasPixel($Xc, $Yc + $SliceHeight, $Settings);
}
}
$this->pChartObject->drawLine($Xc, $Yc, $X0, $Y0, $Settings);
$Offset = $i - $DataGapAngle;
$ID--;
}
}
if ($WriteValues != NULL) {
# $Step = 360 / (2 * PI * $Radius); # UNUSED
$Offset = 360;
# $ID = count($Values) - 1; # UNUSED
$Settings = ["Align" => TEXT_ALIGN_MIDDLEMIDDLE,"R" => $ValueR,"G" => $ValueG,"B" => $ValueB,"Alpha" => $ValueAlpha];
foreach($Values as $Key => $Value) {
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Angle = ($Angle - 90) * PI / 180;
if ($ValuePosition == PIE_VALUE_OUTSIDE) {
$Xc = cos($Angle) * ($Radius + $ValuePadding) + $X;
$Yc = sin($Angle) * (($Radius * $SkewFactor) + $ValuePadding) + $Y - $SliceHeight;
} else {
$Xc = cos($Angle) * ($Radius) / 2 + $X;
$Yc = sin($Angle) * ($Radius * $SkewFactor) / 2 + $Y - $SliceHeight;
}
if ($WriteValues == PIE_VALUE_PERCENTAGE) {
$Display = round((100 / $SerieSum) * $Value, $Precision) . "%";
} elseif ($WriteValues == PIE_VALUE_NATURAL) {
$Display = $Value . $ValueSuffix;
}
$this->pChartObject->drawText($Xc, $Yc, $Display, $Settings);
$Offset = $EndAngle - $DataGapAngle;
# $ID--; # UNUSED
}
}
if ($DrawLabels) {
#$Step = 360 / (2 * PI * $Radius); # UNUSED
$Offset = 360;
$ID = count($Values) - 1;
foreach($Values as $Key => $Value) {
if ($LabelColor == PIE_LABEL_COLOR_AUTO) {
$Settings = ["FillR" => $Palette[$ID]["R"],"FillG" => $Palette[$ID]["G"],"FillB" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["FillR" => $LabelR,"FillG" => $LabelG,"FillB" => $LabelB,"Alpha" => $LabelAlpha];
}
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Xc = cos(($Angle - 90) * PI / 180) * $Radius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $Radius * $SkewFactor + $Y - $SliceHeight;
if (isset($Data["Series"][$Data["Abscissa"]]["Data"][$ID])) {
$Label = $Data["Series"][$Data["Abscissa"]]["Data"][$ID];
if ($LabelStacked) {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, TRUE, $X, $Y, $Radius, TRUE);
} else {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, FALSE);
}
}
$Offset = $EndAngle - $DataGapAngle;
$ID--;
}
}
if ($DrawLabels && $LabelStacked) {
$this->writeShiftedLabels();
}
$this->pChartObject->Shadow = $RestoreShadow;
return PIE_RENDERED;
}
function drawPieLegend($X, $Y, array $Format = [])
{
$FontName = $this->pChartObject->FontName;
$FontSize = $this->pChartObject->FontSize;
$FontR = $this->pChartObject->FontColorR;
$FontG = $this->pChartObject->FontColorG;
$FontB = $this->pChartObject->FontColorB;
$BoxSize = 5;
$Margin = 5;
$R = 200;
$G = 200;
$B = 200;
$Alpha = 100;
$BorderR = 255;
$BorderG = 255;
$BorderB = 255;
$Surrounding = NULL;
$Style = LEGEND_ROUND;
$Mode = LEGEND_VERTICAL;
/* Override defaults */
extract($Format);
if ($Surrounding != NULL) {
$BorderR = $R + $Surrounding;
$BorderG = $G + $Surrounding;
$BorderB = $B + $Surrounding;
}
$YStep = max($this->pChartObject->FontSize, $BoxSize) + 5;
$XStep = $BoxSize + 5;
/* Data Processing */
$Data = $this->pDataObject->getData();
$Palette = $this->pDataObject->getPalette();
/* Do we have an abscissa serie defined? */
if ($Data["Abscissa"] == "") {
return PIE_NO_ABSCISSA;
}
$Boundaries = ["L" => $X, "T" => $Y, "R" => 0, "B" => 0];
$vY = $Y;
$vX = $X;
foreach($Data["Series"][$Data["Abscissa"]]["Data"] as $Key => $Value) {
$BoxArray = $this->pChartObject->getTextBox($vX + $BoxSize + 4, $vY + $BoxSize / 2, $FontName, $FontSize, 0, $Value);
if ($Mode == LEGEND_VERTICAL) {
($Boundaries["T"] > $BoxArray[2]["Y"] + $BoxSize / 2) AND $Boundaries["T"] = $BoxArray[2]["Y"] + $BoxSize / 2;
($Boundaries["R"] < $BoxArray[1]["X"] + 2) AND $Boundaries["R"] = $BoxArray[1]["X"] + 2;
($Boundaries["B"] < $BoxArray[1]["Y"] + 2 + $BoxSize / 2) AND $Boundaries["B"] = $BoxArray[1]["Y"] + 2 + $BoxSize / 2;
$vY = $vY + $YStep;
} elseif ($Mode == LEGEND_HORIZONTAL) {
($Boundaries["T"] > $BoxArray[2]["Y"] + $BoxSize / 2) AND $Boundaries["T"] = $BoxArray[2]["Y"] + $BoxSize / 2;
($Boundaries["R"] < $BoxArray[1]["X"] + 2) AND $Boundaries["R"] = $BoxArray[1]["X"] + 2;
($Boundaries["B"] < $BoxArray[1]["Y"] + 2 + $BoxSize / 2) AND $Boundaries["B"] = $BoxArray[1]["Y"] + 2 + $BoxSize / 2;
$vX = $Boundaries["R"] + $XStep;
}
}
$vY = $vY - $YStep;
$vX = $vX - $XStep;
$TopOffset = $Y - $Boundaries["T"];
if ($Boundaries["B"] - ($vY + $BoxSize) < $TopOffset) {
$Boundaries["B"] = $vY + $BoxSize + $TopOffset;
}
if ($Style == LEGEND_ROUND) {
$this->pChartObject->drawRoundedFilledRectangle($Boundaries["L"] - $Margin, $Boundaries["T"] - $Margin, $Boundaries["R"] + $Margin, $Boundaries["B"] + $Margin, $Margin, array(
"R" => $R,
"G" => $G,
"B" => $B,
"Alpha" => $Alpha,
"BorderR" => $BorderR,
"BorderG" => $BorderG,
"BorderB" => $BorderB
));
} elseif ($Style == LEGEND_BOX) {
$this->pChartObject->drawFilledRectangle($Boundaries["L"] - $Margin, $Boundaries["T"] - $Margin, $Boundaries["R"] + $Margin, $Boundaries["B"] + $Margin, array(
"R" => $R,
"G" => $G,
"B" => $B,
"Alpha" => $Alpha,
"BorderR" => $BorderR,
"BorderG" => $BorderG,
"BorderB" => $BorderB
));
}
$RestoreShadow = $this->pChartObject->Shadow;
$this->pChartObject->Shadow = FALSE;
foreach($Data["Series"][$Data["Abscissa"]]["Data"] as $Key => $Value) {
$R = $Palette[$Key]["R"];
$G = $Palette[$Key]["G"];
$B = $Palette[$Key]["B"];
$this->pChartObject->drawFilledRectangle($X + 1, $Y + 1, $X + $BoxSize + 1, $Y + $BoxSize + 1, ["R" => 0,"G" => 0,"B" => 0,"Alpha" => 20]);
$this->pChartObject->drawFilledRectangle($X, $Y, $X + $BoxSize, $Y + $BoxSize, ["R" => $R,"G" => $G,"B" => $B,"Surrounding" => 20]);
if ($Mode == LEGEND_VERTICAL) {
$this->pChartObject->drawText($X + $BoxSize + 4, $Y + $BoxSize / 2, $Value, ["R" => $FontR,"G" => $FontG,"B" => $FontB,"Align" => TEXT_ALIGN_MIDDLELEFT,"FontName" => $FontName,"FontSize" => $FontSize]);
$Y = $Y + $YStep;
} elseif ($Mode == LEGEND_HORIZONTAL) {
$BoxArray = $this->pChartObject->drawText($X + $BoxSize + 4, $Y + $BoxSize / 2, $Value, ["R" => $FontR,"G" => $FontG,"B" => $FontB,"Align" => TEXT_ALIGN_MIDDLELEFT,"FontName" => $FontName,"FontSize" => $FontSize]);
$X = $BoxArray[1]["X"] + 2 + $XStep;
}
}
$this->Shadow = $RestoreShadow;
}
/* Set the color of the specified slice */
function setSliceColor($SliceID, array $Format = [])
{
$this->pDataObject->Palette[$SliceID] = [
"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"]) ? $Format["Alpha"] : 100
];
}
/* Internally used compute the label positions */
function writePieLabel($X, $Y, $Label, $Angle, $Settings, $Stacked, $Xc = 0, $Yc = 0, $Radius = 0, $Reversed = FALSE)
{
$LabelOffset = 30;
if (!$Stacked) {
$Settings["Angle"] = 360 - $Angle;
$Settings["Length"] = 25;
$Settings["Size"] = 8;
$this->pChartObject->drawArrowLabel($X, $Y, " " . $Label . " ", $Settings);
} else {
$X2 = cos(deg2rad($Angle - 90)) * 20 + $X;
$Y2 = sin(deg2rad($Angle - 90)) * 20 + $Y;
$TxtPos = $this->pChartObject->getTextBox($X, $Y, $this->pChartObject->FontName, $this->pChartObject->FontSize, 0, $Label);
$Height = $TxtPos[0]["Y"] - $TxtPos[2]["Y"];
$YTop = $Y2 - $Height / 2 - 2;
$YBottom = $Y2 + $Height / 2 + 2;
if (count($this->LabelPos) > 0) {
$Done = FALSE;
foreach($this->LabelPos as $Key => $Settings) {
if (!$Done) {
if (($YTop >= $Settings["YTop"] && $YTop <= $Settings["YBottom"]) || ($YBottom >= $Settings["YTop"] && $YBottom <= $Settings["YBottom"])){
switch (TRUE) {
case ($Angle <= 90):
$this->shift(0, 180, -($Height + 2), $Reversed);
$Done = TRUE;
break;
case ($Angle > 90 && $Angle <= 180):
$this->shift(0, 180, -($Height + 2), $Reversed);
$Done = TRUE;
break;
case ($Angle > 180 && $Angle <= 270):
$this->shift(180, 360, ($Height + 2), $Reversed);
$Done = TRUE;
break;
case ($Angle > 270 && $Angle <= 360):
$this->shift(180, 360, ($Height + 2), $Reversed);
$Done = TRUE;
break;
}
}
}
}
}
$LabelSettings = ["YTop" => $YTop,"YBottom" => $YBottom,"Label" => $Label,"Angle" => $Angle,"X1" => $X,"Y1" => $Y,"X2" => $X2,"Y2" => $Y2];
($Angle <= 180) AND $LabelSettings["X3"] = $Xc + $Radius + $LabelOffset;
($Angle > 180) AND $LabelSettings["X3"] = $Xc - $Radius - $LabelOffset;
$this->LabelPos[] = $LabelSettings;
}
}
/* Internally used to shift label positions */
function shift($StartAngle, $EndAngle, $Offset, $Reversed)
{
if ($Reversed) {
$Offset = - $Offset;
}
foreach($this->LabelPos as $Key => $Settings) {
if ($Settings["Angle"] > $StartAngle && $Settings["Angle"] <= $EndAngle) {
$this->LabelPos[$Key]["YTop"] = $Settings["YTop"] + $Offset;
$this->LabelPos[$Key]["YBottom"] = $Settings["YBottom"] + $Offset;
$this->LabelPos[$Key]["Y2"] = $Settings["Y2"] + $Offset;
}
}
}
/* Internally used to write the re-computed labels */
function writeShiftedLabels()
{
if (count($this->LabelPos) == 0) {
return 0;
}
foreach($this->LabelPos as $Key => $Settings) {
$X1 = $Settings["X1"];
$Y1 = $Settings["Y1"];
$X2 = $Settings["X2"];
$Y2 = $Settings["Y2"];
$X3 = $Settings["X3"];
$Angle = $Settings["Angle"];
$Label = $Settings["Label"];
$this->pChartObject->drawArrow($X2, $Y2, $X1, $Y1, ["Size" => 8]);
if ($Angle <= 180) {
$this->pChartObject->drawLine($X2, $Y2, $X3, $Y2);
$this->pChartObject->drawText($X3 + 2, $Y2, $Label, ["Align" => TEXT_ALIGN_MIDDLELEFT]);
} else {
$this->pChartObject->drawLine($X2, $Y2, $X3, $Y2);
$this->pChartObject->drawText($X3 - 2, $Y2, $Label, ["Align" => TEXT_ALIGN_MIDDLERIGHT]);
}
}
}
/* Draw a ring chart */
function draw2DRing($X, $Y, array $Format = [])
{
$Precision = 0;
$Border = FALSE;
$BorderR = 255;
$BorderG = 255;
$BorderB = 255;
$Shadow = FALSE;
$DrawLabels = FALSE;
$LabelStacked = FALSE;
$LabelColor = PIE_LABEL_COLOR_MANUAL;
$LabelR = 0;
$LabelG = 0;
$LabelB = 0;
$LabelAlpha = 100;
$WriteValues = NULL;
$ValuePosition = PIE_VALUE_OUTSIDE;
$ValueSuffix = "";
$ValueR = 255;
$ValueG = 255;
$ValueB = 255;
$ValueAlpha = 100;
$RecordImageMap = FALSE;
$OuterRadius = 60;
$InnerRadius = 30;
$BorderAlpha = 100;
$ValuePadding = 5;
/* Override defaults */
extract($Format);
/* Data Processing */
$Data = $this->pDataObject->getData();
$Palette = $this->pDataObject->getPalette();
/* Do we have an abscissa serie defined? */
if ($Data["Abscissa"] == "") {
return PIE_NO_ABSCISSA;
}
/* Try to find the data serie */
$DataSerie = "";
foreach($Data["Series"] as $SerieName => $SerieData) {
if ($SerieName != $Data["Abscissa"]) {
$DataSerie = $SerieName;
}
}
/* Do we have data to compute? */
if ($DataSerie == "") {
return PIE_NO_DATASERIE;
}
/* Remove unused data */
list($Data, $Palette) = $this->clean0Values($Data, $Palette, $DataSerie, $Data["Abscissa"]);
/* Compute the pie sum */
$SerieSum = $this->pDataObject->getSum($DataSerie);
/* Do we have data to draw? */
if ($SerieSum == 0) {
return PIE_SUMISNULL;
}
/* Dump the real number of data to draw */
$Values = [];
foreach($Data["Series"][$DataSerie]["Data"] as $Key => $Value) {
if ($Value != 0) {
$Values[] = $Value;
}
}
/* Compute the wasted angular space between series */
$WastedAngular = (count($Values) == 1) ? 0 : 0; # WTF MOMCHIL TODO
/* Compute the scale */
$ScaleFactor = (360 - $WastedAngular) / $SerieSum;
$RestoreShadow = $this->pChartObject->Shadow;
if ($this->pChartObject->Shadow) {
$this->pChartObject->Shadow = FALSE;
$ShadowFormat = $Format;
$ShadowFormat["Shadow"] = TRUE;
$this->draw2DRing($X + $this->pChartObject->ShadowX, $Y + $this->pChartObject->ShadowY, $ShadowFormat);
}
/* Draw the polygon pie elements */
$Step = 360 / (2 * PI * $OuterRadius);
$Offset = 0;
$ID = 0;
foreach($Values as $Key => $Value) {
if ($Shadow) {
$Settings = ["R" => $this->pChartObject->ShadowR,"G" => $this->pChartObject->ShadowG,"B" => $this->pChartObject->ShadowB,"Alpha" => $this->pChartObject->Shadowa];
$BorderColor = $Settings;
} else {
if (!isset($Palette[$ID]["R"])) {
$Color = $this->pChartObject->getRandomColor();
$Palette[$ID] = $Color;
$this->pDataObject->savePalette($ID, $Color);
}
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
$BorderColor = ($Border) ? ["R" => $BorderR,"G" => $BorderG,"B" => $BorderB,"Alpha" => $BorderAlpha] : $Settings;
}
$Plots = [];
$Boundaries = [];
$AAPixels = [];
$EndAngle = $Offset + ($Value * $ScaleFactor);
($EndAngle > 360) AND $EndAngle = 360;
for ($i = $Offset; $i <= $EndAngle; $i = $i + $Step) {
$Xc = cos(($i - 90) * PI / 180) * $OuterRadius + $X;
$Yc = sin(($i - 90) * PI / 180) * $OuterRadius + $Y;
if (!isset($Boundaries[0]["X1"])) {
$Boundaries[0]["X1"] = $Xc;
$Boundaries[0]["Y1"] = $Yc;
}
$AAPixels[] = [$Xc,$Yc];
if ($i < 90) {
$Yc++;
}
if ($i > 180 && $i < 270) {
$Xc++;
}
if ($i >= 270) {
$Xc++;
$Yc++;
}
$Plots[] = $Xc;
$Plots[] = $Yc;
}
$Boundaries[1]["X1"] = $Xc;
$Boundaries[1]["Y1"] = $Yc;
$Lasti = $EndAngle;
for ($i = $EndAngle; $i >= $Offset; $i = $i - $Step) {
$Xc = cos(($i - 90) * PI / 180) * ($InnerRadius - 1) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($InnerRadius - 1) + $Y;
if (!isset($Boundaries[1]["X2"])) {
$Boundaries[1]["X2"] = $Xc;
$Boundaries[1]["Y2"] = $Yc;
}
$AAPixels[] = [$Xc,$Yc];
$Xc = cos(($i - 90) * PI / 180) * $InnerRadius + $X;
$Yc = sin(($i - 90) * PI / 180) * $InnerRadius + $Y;
if ($i < 90) {
$Yc++;
}
if ($i > 180 && $i < 270) {
$Xc++;
}
if ($i >= 270) {
$Xc++;
$Yc++;
}
$Plots[] = $Xc;
$Plots[] = $Yc;
}
$Boundaries[0]["X2"] = $Xc;
$Boundaries[0]["Y2"] = $Yc;
/* Draw the polygon */
$this->pChartObject->drawPolygon($Plots, $Settings);
if ($RecordImageMap && !$Shadow) {
$this->pChartObject->addToImageMap("POLY", implode(",", $Plots), $this->pChartObject->toHTMLColor($Palette[$ID]["R"], $Palette[$ID]["G"], $Palette[$ID]["B"]) , $Data["Series"][$Data["Abscissa"]]["Data"][$Key], $Value);
}
/* Smooth the edges using AA */
foreach($AAPixels as $iKey => $Pos) {
$this->pChartObject->drawAntialiasPixel($Pos[0], $Pos[1], $BorderColor);
}
$this->pChartObject->drawLine($Boundaries[0]["X1"], $Boundaries[0]["Y1"], $Boundaries[0]["X2"], $Boundaries[0]["Y2"], $BorderColor);
$this->pChartObject->drawLine($Boundaries[1]["X1"], $Boundaries[1]["Y1"], $Boundaries[1]["X2"], $Boundaries[1]["Y2"], $BorderColor);
if ($DrawLabels && !$Shadow) {
if ($LabelColor == PIE_LABEL_COLOR_AUTO) {
$Settings = ["FillR" => $Palette[$ID]["R"],"FillG" => $Palette[$ID]["G"],"FillB" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["FillR" => $LabelR,"FillG" => $LabelG,"FillB" => $LabelB,"Alpha" => $LabelAlpha];
}
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Xc = cos(($Angle - 90) * PI / 180) * $OuterRadius + $X;
$Yc = sin(($Angle - 90) * PI / 180) * $OuterRadius + $Y;
$Label = $Data["Series"][$Data["Abscissa"]]["Data"][$Key];
if ($LabelStacked) {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, TRUE, $X, $Y, $OuterRadius);
} else {
$this->writePieLabel($Xc, $Yc, $Label, $Angle, $Settings, FALSE);
}
}
$Offset = $Lasti;
$ID++;
}
if ($DrawLabels && $LabelStacked) {
$this->writeShiftedLabels();
}
if ($WriteValues && !$Shadow) {
$Step = 360 / (2 * PI * $OuterRadius);
$Offset = 0;
foreach($Values as $Key => $Value) {
$EndAngle = $Offset + ($Value * $ScaleFactor);
($EndAngle > 360) AND $EndAngle = 360;
$Angle = $Offset + ($Value * $ScaleFactor) / 2;
if ($ValuePosition == PIE_VALUE_OUTSIDE) {
$Xc = cos(($Angle - 90) * PI / 180) * ($OuterRadius + $ValuePadding) + $X;
$Yc = sin(($Angle - 90) * PI / 180) * ($OuterRadius + $ValuePadding) + $Y;
($Angle >= 0 && $Angle <= 90) AND $Align = TEXT_ALIGN_BOTTOMLEFT;
($Angle > 90 && $Angle <= 180) AND $Align = TEXT_ALIGN_TOPLEFT;
($Angle > 180 && $Angle <= 270) AND $Align = TEXT_ALIGN_TOPRIGHT;
($Angle > 270) AND $Align = TEXT_ALIGN_BOTTOMRIGHT;
} else {
$Xc = cos(($Angle - 90) * PI / 180) * (($OuterRadius - $InnerRadius) / 2 + $InnerRadius) + $X;
$Yc = sin(($Angle - 90) * PI / 180) * (($OuterRadius - $InnerRadius) / 2 + $InnerRadius) + $Y;
$Align = TEXT_ALIGN_MIDDLEMIDDLE;
}
if ($WriteValues == PIE_VALUE_PERCENTAGE) {
$Display = round((100 / $SerieSum) * $Value, $Precision) . "%";
} elseif ($WriteValues == PIE_VALUE_NATURAL) {
$Display = $Value . $ValueSuffix;
} else {
$Display = "";
}
$this->pChartObject->drawText($Xc, $Yc, $Display, ["Align" => $Align,"R" => $ValueR,"G" => $ValueG,"B" => $ValueB]);
$Offset = $EndAngle;
}
}
$this->pChartObject->Shadow = $RestoreShadow;
return PIE_RENDERED;
}
function draw3DRing($X, $Y, array $Format = [])
{
$Precision = 0;
$Border = FALSE;
$Shadow = FALSE;
$DrawLabels = FALSE;
$LabelStacked = FALSE;
$LabelColor = PIE_LABEL_COLOR_MANUAL;
$LabelR = 0;
$LabelG = 0;
$LabelB = 0;
$LabelAlpha = 100;
$WriteValues = NULL;
$ValuePosition = PIE_VALUE_OUTSIDE;
$ValueSuffix = "";
$ValueR = 255;
$ValueG = 255;
$ValueB = 255;
$ValueAlpha = 100;
$RecordImageMap = FALSE;
$OuterRadius = 100;
$InnerRadius = 30;
$SkewFactor = .6;
$SliceHeight = isset($Format["SliceHeight"]) ? $Format["SliceHeight"] : 10;
$DataGapAngle = 10;
$DataGapRadius = 10;
$Cf = 20;
$WriteValues = PIE_VALUE_NATURAL;
$ValuePadding = $SliceHeight + 15;
/* Override defaults */
extract($Format);
/* Error correction for overlaying rounded corners */
($SkewFactor < .5) AND $SkewFactor = .5;
/* Data Processing */
$Data = $this->pDataObject->getData();
$Palette = $this->pDataObject->getPalette();
/* Do we have an abscissa serie defined? */
if ($Data["Abscissa"] == "") {
return PIE_NO_ABSCISSA;
}
/* Try to find the data serie */
$DataSerie = "";
foreach($Data["Series"] as $SerieName => $SerieData) {
if ($SerieName != $Data["Abscissa"]) {
$DataSerie = $SerieName;
}
}
/* Do we have data to compute? */
if ($DataSerie == "") {
return PIE_NO_DATASERIE;
}
/* Remove unused data */
list($Data, $Palette) = $this->clean0Values($Data, $Palette, $DataSerie, $Data["Abscissa"]);
/* Compute the pie sum */
$SerieSum = $this->pDataObject->getSum($DataSerie);
/* Do we have data to draw? */
if ($SerieSum == 0) {
return PIE_SUMISNULL;
}
/* Dump the real number of data to draw */
$Values = [];
foreach($Data["Series"][$DataSerie]["Data"] as $Key => $Value) {
if ($Value != 0) {
$Values[] = $Value;
}
}
/* Compute the wasted angular space between series */
$WastedAngular = (count($Values) == 1) ? 0 : count($Values) * $DataGapAngle;
/* Compute the scale */
$ScaleFactor = (360 - $WastedAngular) / $SerieSum;
$RestoreShadow = $this->pChartObject->Shadow;
if ($this->pChartObject->Shadow) {
$this->pChartObject->Shadow = FALSE;
}
/* Draw the polygon ring elements */
$Offset = 360;
$ID = count($Values) - 1;
$Values = array_reverse($Values);
$Slice = 0;
$Slices = [];
$SliceColors = [];
$Visible = [];
foreach($Values as $Key => $Value) {
if (!isset($Palette[$ID]["R"])) {
$Color = $this->pChartObject->getRandomColor();
$Palette[$ID] = $Color;
$this->pDataObject->savePalette($ID, $Color);
}
$Settings = ["R" => $Palette[$ID]["R"],"G" => $Palette[$ID]["G"],"B" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
$SliceColors[$Slice] = $Settings;
$StartAngle = $Offset;
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
$Visible[$Slice]["Start"] = ($StartAngle > 180) ? TRUE : TRUE; # WTF MOMCHIL TODO
$Visible[$Slice]["End"] = ($EndAngle < 180) ? FALSE : TRUE;
$Step = (360 / (2 * PI * $OuterRadius)) / 2;
$OutX1 = VOID;
$OutY1 = VOID;
for ($i = $Offset; $i >= $EndAngle; $i = $i - $Step) {
$Xc = cos(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius - 2) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius - 2) * $SkewFactor + $Y;
$Slices[$Slice]["AA"][] = [$Xc,$Yc];
$Xc = cos(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius - 1) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius - 1) * $SkewFactor + $Y;
$Slices[$Slice]["AA"][] = [$Xc,$Yc];
$Xc = cos(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($OuterRadius + $DataGapRadius) * $SkewFactor + $Y;
$this->pChartObject->drawAntialiasPixel($Xc, $Yc, $Settings);
if ($OutX1 == VOID) {
$OutX1 = $Xc;
$OutY1 = $Yc;
}
($i < 90) AND $Yc++;
($i > 90 && $i < 180) AND $Xc++;
($i > 180 && $i < 270) AND $Xc++;
if ($i >= 270) {
$Xc++;
$Yc++;
}
$Slices[$Slice]["BottomPoly"][] = floor($Xc);
$Slices[$Slice]["BottomPoly"][] = floor($Yc);
$Slices[$Slice]["TopPoly"][] = floor($Xc);
$Slices[$Slice]["TopPoly"][] = floor($Yc) - $SliceHeight;
$Slices[$Slice]["Angle"][] = $i;
}
$OutX2 = $Xc;
$OutY2 = $Yc;
$Slices[$Slice]["Angle"][] = VOID;
$Lasti = $i;
$Step = (360 / (2 * PI * $InnerRadius)) / 2;
$InX1 = VOID;
$InY1 = VOID;
for ($i = $EndAngle; $i <= $Offset; $i = $i + $Step) {
$Xc = cos(($i - 90) * PI / 180) * ($InnerRadius + $DataGapRadius - 1) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($InnerRadius + $DataGapRadius - 1) * $SkewFactor + $Y;
$Slices[$Slice]["AA"][] = [$Xc,$Yc];
$Xc = cos(($i - 90) * PI / 180) * ($InnerRadius + $DataGapRadius) + $X;
$Yc = sin(($i - 90) * PI / 180) * ($InnerRadius + $DataGapRadius) * $SkewFactor + $Y;
$Slices[$Slice]["AA"][] = [$Xc,$Yc];
if ($InX1 == VOID) {
$InX1 = $Xc;
$InY1 = $Yc;
}
($i < 90) AND $Yc++;
($i > 90 && $i < 180) AND $Xc++;
($i > 180 && $i < 270) AND $Xc++;
if ($i >= 270) {
$Xc++;
$Yc++;
}
$Slices[$Slice]["BottomPoly"][] = floor($Xc);
$Slices[$Slice]["BottomPoly"][] = floor($Yc);
$Slices[$Slice]["TopPoly"][] = floor($Xc);
$Slices[$Slice]["TopPoly"][] = floor($Yc) - $SliceHeight;
$Slices[$Slice]["Angle"][] = $i;
}
$InX2 = $Xc;
$InY2 = $Yc;
$Slices[$Slice]["InX1"] = $InX1;
$Slices[$Slice]["InY1"] = $InY1;
$Slices[$Slice]["InX2"] = $InX2;
$Slices[$Slice]["InY2"] = $InY2;
$Slices[$Slice]["OutX1"] = $OutX1;
$Slices[$Slice]["OutY1"] = $OutY1;
$Slices[$Slice]["OutX2"] = $OutX2;
$Slices[$Slice]["OutY2"] = $OutY2;
$Offset = $Lasti - $DataGapAngle;
$ID--;
$Slice++;
}
/* Draw the bottom pie splice */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$this->pChartObject->drawPolygon($Plots["BottomPoly"], $Settings);
foreach($Plots["AA"] as $Key => $Pos){
$this->pChartObject->drawAntialiasPixel($Pos[0], $Pos[1], $Settings);
}
$this->pChartObject->drawLine($Plots["InX1"], $Plots["InY1"], $Plots["OutX2"], $Plots["OutY2"], $Settings);
$this->pChartObject->drawLine($Plots["InX2"], $Plots["InY2"], $Plots["OutX1"], $Plots["OutY1"], $Settings);
}
$Slices = array_reverse($Slices);
$SliceColors = array_reverse($SliceColors);
/* Draw the vertical edges (semi-visible) */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf;
$Settings["G"] = $Settings["G"] + $Cf;
$Settings["B"] = $Settings["B"] + $Cf;
$StartAngle = $Plots["Angle"][0];
foreach($Plots["Angle"] as $Key => $Angle) {
if ($Angle == VOID) {
$EndAngle = $Plots["Angle"][$Key - 1];
}
}
if ($StartAngle >= 270 || $StartAngle <= 90) {
$this->pChartObject->drawLine($Plots["OutX1"], $Plots["OutY1"], $Plots["OutX1"], $Plots["OutY1"] - $SliceHeight, $Settings);
}
if ($StartAngle >= 270 || $StartAngle <= 90) {
$this->pChartObject->drawLine($Plots["OutX2"], $Plots["OutY2"], $Plots["OutX2"], $Plots["OutY2"] - $SliceHeight, $Settings);
}
$this->pChartObject->drawLine($Plots["InX1"], $Plots["InY1"], $Plots["InX1"], $Plots["InY1"] - $SliceHeight, $Settings);
$this->pChartObject->drawLine($Plots["InX2"], $Plots["InY2"], $Plots["InX2"], $Plots["InY2"] - $SliceHeight, $Settings);
}
/* Draw the inner vertical slices */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf;
$Settings["G"] = $Settings["G"] + $Cf;
$Settings["B"] = $Settings["B"] + $Cf;
$Outer = TRUE;
$Inner = FALSE;
$InnerPlotsA = [];
$InnerPlotsB = [];
foreach($Plots["Angle"] as $ID => $Angle) {
if ($Angle == VOID) {
$Outer = FALSE;
$Inner = TRUE;
} elseif ($Inner) {
if (($Angle < 90 || $Angle > 270) && isset($Plots["BottomPoly"][$ID * 2])) {
$Xo = $Plots["BottomPoly"][$ID * 2];
$Yo = $Plots["BottomPoly"][$ID * 2 + 1];
$InnerPlotsA += [$Xo,$Yo,$Xo,$Yo - $SliceHeight];
}
}
}
(count($InnerPlotsA) > 0) AND $this->pChartObject->drawPolygon(array_merge($InnerPlotsA, $this->arrayReverse($InnerPlotsB)), $Settings);
}
/* Draw the splice top and left poly */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf * 1.5;
$Settings["G"] = $Settings["G"] + $Cf * 1.5;
$Settings["B"] = $Settings["B"] + $Cf * 1.5;
$StartAngle = $Plots["Angle"][0];
foreach($Plots["Angle"] as $Key => $Angle) {
if ($Angle == VOID) {
$EndAngle = $Plots["Angle"][$Key - 1];
}
}
if ($StartAngle < 180) {
$Points = [$Plots["InX2"], $Plots["InY2"], $Plots["InX2"], $Plots["InY2"] - $SliceHeight, $Plots["OutX1"], $Plots["OutY1"] - $SliceHeight, $Plots["OutX1"], $Plots["OutY1"]];
$this->pChartObject->drawPolygon($Points, $Settings);
}
if ($EndAngle > 180) {
$Points = [$Plots["InX1"], $Plots["InY1"], $Plots["InX1"], $Plots["InY1"] - $SliceHeight, $Plots["OutX2"], $Plots["OutY2"] - $SliceHeight, $Plots["OutX2"], $Plots["OutY2"]];
$this->pChartObject->drawPolygon($Points, $Settings);
}
}
/* Draw the vertical edges (visible) */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf;
$Settings["G"] = $Settings["G"] + $Cf;
$Settings["B"] = $Settings["B"] + $Cf;
$StartAngle = $Plots["Angle"][0];
foreach($Plots["Angle"] as $Key => $Angle) {
if ($Angle == VOID) {
$EndAngle = $Plots["Angle"][$Key - 1];
}
}
if ($StartAngle <= 270 && $StartAngle >= 90) {
$this->pChartObject->drawLine($Plots["OutX1"], $Plots["OutY1"], $Plots["OutX1"], $Plots["OutY1"] - $SliceHeight, $Settings);
}
if ($EndAngle <= 270 && $EndAngle >= 90) {
$this->pChartObject->drawLine($Plots["OutX2"], $Plots["OutY2"], $Plots["OutX2"], $Plots["OutY2"] - $SliceHeight, $Settings);
}
}
/* Draw the outer vertical slices */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf;
$Settings["G"] = $Settings["G"] + $Cf;
$Settings["B"] = $Settings["B"] + $Cf;
$Outer = TRUE;
$Inner = FALSE;
$OuterPlotsA = [];
$OuterPlotsB = [];
foreach($Plots["Angle"] as $ID => $Angle) {
if ($Angle == VOID) {
$Outer = FALSE;
$Inner = TRUE;
} elseif ($Outer) {
if (($Angle > 90 && $Angle < 270) && isset($Plots["BottomPoly"][$ID * 2])) {
$Xo = $Plots["BottomPoly"][$ID * 2];
$Yo = $Plots["BottomPoly"][$ID * 2 + 1];
$OuterPlotsA[] = $Xo;
$OuterPlotsA[] = $Yo;
$OuterPlotsB[] = $Xo;
$OuterPlotsB[] = $Yo - $SliceHeight;
}
}
}
(count($OuterPlotsA) > 0) AND $this->pChartObject->drawPolygon(array_merge($OuterPlotsA, $this->arrayReverse($OuterPlotsB)), $Settings);
}
$Slices = array_reverse($Slices);
$SliceColors = array_reverse($SliceColors);
/* Draw the top pie splice */
foreach($Slices as $SliceID => $Plots) {
$Settings = $SliceColors[$SliceID];
$Settings["NoBorder"] = TRUE;
$Settings["R"] = $Settings["R"] + $Cf * 2;
$Settings["G"] = $Settings["G"] + $Cf * 2;
$Settings["B"] = $Settings["B"] + $Cf * 2;
$this->pChartObject->drawPolygon($Plots["TopPoly"], $Settings);
if ($RecordImageMap) {
$this->pChartObject->addToImageMap("POLY", implode(",", $Plots["TopPoly"]), $this->pChartObject->toHTMLColor($Settings["R"], $Settings["G"], $Settings["B"]) , $Data["Series"][$Data["Abscissa"]]["Data"][$SliceID], $Data["Series"][$DataSerie]["Data"][count($Slices) - $SliceID - 1]);
}
foreach($Plots["AA"] as $Key => $Pos) {
$this->pChartObject->drawAntialiasPixel($Pos[0], $Pos[1] - $SliceHeight, $Settings);
}
$this->pChartObject->drawLine($Plots["InX1"], $Plots["InY1"] - $SliceHeight, $Plots["OutX2"], $Plots["OutY2"] - $SliceHeight, $Settings);
$this->pChartObject->drawLine($Plots["InX2"], $Plots["InY2"] - $SliceHeight, $Plots["OutX1"], $Plots["OutY1"] - $SliceHeight, $Settings);
}
if ($DrawLabels) {
$Offset = 360;
foreach($Values as $Key => $Value) {
# $StartAngle = $Offset; UNUSED
$EndAngle = $Offset - ($Value * $ScaleFactor);
($EndAngle < 0) AND $EndAngle = 0;
if ($LabelColor == PIE_LABEL_COLOR_AUTO) {
$Settings = ["FillR" => $Palette[$ID]["R"],"FillG" => $Palette[$ID]["G"],"FillB" => $Palette[$ID]["B"],"Alpha" => $Palette[$ID]["Alpha"]];
} else {
$Settings = ["FillR" => $LabelR,"FillG" => $LabelG,"FillB" => $LabelB,"Alpha" => $LabelAlpha];
}
$Angle = ($EndAngle - $Offset) / 2 + $Offset;
$Xc = cos(($Angle - 90) * PI / 180) * ($OuterRadius + $DataGapRadius) + $X;
$Yc = sin(($Angle - 90) * PI / 180) * ($OuterRadius + $DataGapRadius) * $SkewFactor + $Y;
if ($WriteValues == PIE_VALUE_PERCENTAGE) {
$Label = round((100 / $SerieSum) * $Value, $Precision) . "%";
} elseif ($WriteValues == PIE_VALUE_NATURAL) {
$Label = $Data["Series"][$Data["Abscissa"]]["Data"][$Key];
} else {
$Label = "";
}
if ($LabelStacked) {
$this->writePieLabel($Xc, $Yc - $SliceHeight, $Label, $Angle, $Settings, TRUE, $X, $Y, $OuterRadius);
} else {
$this->writePieLabel($Xc, $Yc - $SliceHeight, $Label, $Angle, $Settings, FALSE);
}
$Offset = $EndAngle - $DataGapAngle;
$ID--;
# $Slice++; # UNUSED
}
}
if ($DrawLabels && $LabelStacked) {
$this->writeShiftedLabels();
}
$this->pChartObject->Shadow = $RestoreShadow;
return PIE_RENDERED;
}
/* Reverse an array */
function arrayReverse($Plots) # Not really reversing it
{
$Result = [];
for ($i = count($Plots) - 1; $i >= 0; $i = $i - 2) {
$Result[] = $Plots[$i - 1];
$Result[] = $Plots[$i];
}
return $Result;
}
/* Remove unused series & values */
function clean0Values($Data, $Palette, $DataSerie, $AbscissaSerie)
{
$NewPalette = [];
$NewData = [];
$NewAbscissa = [];
/* Remove unused series */
foreach($Data["Series"] as $SerieName => $SerieSettings) {
if ($SerieName != $DataSerie && $SerieName != $AbscissaSerie) {
unset($Data["Series"][$SerieName]);
}
}
/* Remove NULL values */
foreach($Data["Series"][$DataSerie]["Data"] as $Key => $Value) {
if ($Value != 0) {
$NewData[] = $Value;
$NewAbscissa[] = $Data["Series"][$AbscissaSerie]["Data"][$Key];
if (isset($Palette[$Key])) {
$NewPalette[] = $Palette[$Key];
}
}
}
$Data["Series"][$DataSerie]["Data"] = $NewData;
$Data["Series"][$AbscissaSerie]["Data"] = $NewAbscissa;
return [$Data,$NewPalette];
}
}
?>