New file |
0,0 → 1,1462 |
<?php |
/*======================================================================= |
// File: JPGRAPH_PIE.PHP |
// Description: Pie plot extension for JpGraph |
// Created: 2001-02-14 |
// Ver: $Id: jpgraph_pie.php 1926 2010-01-11 16:33:07Z ljp $ |
// |
// Copyright (c) Aditus Consulting. All rights reserved. |
//======================================================================== |
*/ |
|
|
// Defines for PiePlot::SetLabelType() |
define("PIE_VALUE_ABS",1); |
define("PIE_VALUE_PER",0); |
define("PIE_VALUE_PERCENTAGE",0); |
define("PIE_VALUE_ADJPERCENTAGE",2); |
define("PIE_VALUE_ADJPER",2); |
|
//=================================================== |
// CLASS PiePlot |
// Description: Draws a pie plot |
//=================================================== |
class PiePlot { |
public $posx=0.5,$posy=0.5; |
protected $radius=0.3; |
protected $explode_radius=array(),$explode_all=false,$explode_r=20; |
protected $labels=null, $legends=null; |
protected $csimtargets=null,$csimwintargets=null; // Array of targets for CSIM |
protected $csimareas=''; // Generated CSIM text |
protected $csimalts=null; // ALT tags for corresponding target |
protected $data=null; |
public $title; |
protected $startangle=0; |
protected $weight=1, $color="black"; |
protected $legend_margin=6,$show_labels=true; |
protected $themearr = array( |
"earth" => array(136,34,40,45,46,62,63,134,74,10,120,136,141,168,180,77,209,218,346,395,89,430), |
"pastel" => array(27,415,128,59,66,79,105,110,42,147,152,230,236,240,331,337,405,38), |
"water" => array(8,370,24,40,335,56,213,237,268,14,326,387,10,388), |
"sand" => array(27,168,34,170,19,50,65,72,131,209,46,393)); |
protected $theme="earth"; |
protected $setslicecolors=array(); |
protected $labeltype=0; // Default to percentage |
protected $pie_border=true,$pie_interior_border=true; |
public $value; |
protected $ishadowcolor='',$ishadowdrop=4; |
protected $ilabelposadj=1; |
protected $legendcsimtargets = array(),$legendcsimwintargets = array(); |
protected $legendcsimalts = array(); |
protected $adjusted_data = array(); |
public $guideline = null; |
protected $guidelinemargin=10,$iShowGuideLineForSingle = false; |
protected $iGuideLineCurve = false,$iGuideVFactor=1.4,$iGuideLineRFactor=0.8; |
protected $la = array(); // Holds the exact angle for each label |
|
//--------------- |
// CONSTRUCTOR |
function __construct($data) { |
$this->data = array_reverse($data); |
$this->title = new Text(""); |
$this->title->SetFont(FF_FONT1,FS_BOLD); |
$this->value = new DisplayValue(); |
$this->value->Show(); |
$this->value->SetFormat('%.1f%%'); |
$this->guideline = new LineProperty(); |
} |
|
//--------------- |
// PUBLIC METHODS |
function SetCenter($x,$y=0.5) { |
$this->posx = $x; |
$this->posy = $y; |
} |
|
// Enable guideline and set drwaing policy |
function SetGuideLines($aFlg=true,$aCurved=true,$aAlways=false) { |
$this->guideline->Show($aFlg); |
$this->iShowGuideLineForSingle = $aAlways; |
$this->iGuideLineCurve = $aCurved; |
} |
|
// Adjuste the distance between labels and labels and pie |
function SetGuideLinesAdjust($aVFactor,$aRFactor=0.8) { |
$this->iGuideVFactor=$aVFactor; |
$this->iGuideLineRFactor=$aRFactor; |
} |
|
function SetColor($aColor) { |
$this->color = $aColor; |
} |
|
function SetSliceColors($aColors) { |
$this->setslicecolors = $aColors; |
} |
|
function SetShadow($aColor='darkgray',$aDropWidth=4) { |
$this->ishadowcolor = $aColor; |
$this->ishadowdrop = $aDropWidth; |
} |
|
function SetCSIMTargets($aTargets,$aAlts='',$aWinTargets='') { |
$this->csimtargets=array_reverse($aTargets); |
if( is_array($aWinTargets) ) |
$this->csimwintargets=array_reverse($aWinTargets); |
if( is_array($aAlts) ) |
$this->csimalts=array_reverse($aAlts); |
} |
|
function GetCSIMareas() { |
return $this->csimareas; |
} |
|
function AddSliceToCSIM($i,$xc,$yc,$radius,$sa,$ea) { |
//Slice number, ellipse centre (x,y), height, width, start angle, end angle |
while( $sa > 2*M_PI ) $sa = $sa - 2*M_PI; |
while( $ea > 2*M_PI ) $ea = $ea - 2*M_PI; |
|
$sa = 2*M_PI - $sa; |
$ea = 2*M_PI - $ea; |
|
// Special case when we have only one slice since then both start and end |
// angle will be == 0 |
if( abs($sa - $ea) < 0.0001 ) { |
$sa=2*M_PI; $ea=0; |
} |
|
//add coordinates of the centre to the map |
$xc = floor($xc);$yc=floor($yc); |
$coords = "$xc, $yc"; |
|
//add coordinates of the first point on the arc to the map |
$xp = floor(($radius*cos($ea))+$xc); |
$yp = floor($yc-$radius*sin($ea)); |
$coords.= ", $xp, $yp"; |
|
//add coordinates every 0.2 radians |
$a=$ea+0.2; |
|
// If we cross the 360-limit with a slice we need to handle |
// the fact that end angle is smaller than start |
if( $sa < $ea ) { |
while ($a <= 2*M_PI) { |
$xp = floor($radius*cos($a)+$xc); |
$yp = floor($yc-$radius*sin($a)); |
$coords.= ", $xp, $yp"; |
$a += 0.2; |
} |
$a -= 2*M_PI; |
} |
|
|
while ($a < $sa) { |
$xp = floor($radius*cos($a)+$xc); |
$yp = floor($yc-$radius*sin($a)); |
$coords.= ", $xp, $yp"; |
$a += 0.2; |
} |
|
//Add the last point on the arc |
$xp = floor($radius*cos($sa)+$xc); |
$yp = floor($yc-$radius*sin($sa)); |
$coords.= ", $xp, $yp"; |
if( !empty($this->csimtargets[$i]) ) { |
$this->csimareas .= "<area shape=\"poly\" coords=\"$coords\" href=\"".$this->csimtargets[$i]."\""; |
$tmp=""; |
if( !empty($this->csimwintargets[$i]) ) { |
$this->csimareas .= " target=\"".$this->csimwintargets[$i]."\" "; |
} |
if( !empty($this->csimalts[$i]) ) { |
$tmp=sprintf($this->csimalts[$i],$this->data[$i]); |
$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; |
} |
$this->csimareas .= " />\n"; |
} |
} |
|
|
function SetTheme($aTheme) { |
if( in_array($aTheme,array_keys($this->themearr)) ) |
$this->theme = $aTheme; |
else |
JpGraphError::RaiseL(15001,$aTheme);//("PiePLot::SetTheme() Unknown theme: $aTheme"); |
} |
|
function ExplodeSlice($e,$radius=20) { |
if( ! is_integer($e) ) |
JpGraphError::RaiseL(15002);//('Argument to PiePlot::ExplodeSlice() must be an integer'); |
$this->explode_radius[$e]=$radius; |
} |
|
function ExplodeAll($radius=20) { |
$this->explode_all=true; |
$this->explode_r = $radius; |
} |
|
function Explode($aExplodeArr) { |
if( !is_array($aExplodeArr) ) { |
JpGraphError::RaiseL(15003); |
//("Argument to PiePlot::Explode() must be an array with integer distances."); |
} |
$this->explode_radius = $aExplodeArr; |
} |
|
function SetStartAngle($aStart) { |
if( $aStart < 0 || $aStart > 360 ) { |
JpGraphError::RaiseL(15004);//('Slice start angle must be between 0 and 360 degrees.'); |
} |
if( $aStart == 0 ) { |
$this->startangle = 0; |
} |
else { |
$this->startangle = 360-$aStart; |
$this->startangle *= M_PI/180; |
} |
} |
|
// Size in percentage |
function SetSize($aSize) { |
if( ($aSize>0 && $aSize<=0.5) || ($aSize>10 && $aSize<1000) ) |
$this->radius = $aSize; |
else |
JpGraphError::RaiseL(15006); |
//("PiePlot::SetSize() Radius for pie must either be specified as a fraction [0, 0.5] of the size of the image or as an absolute size in pixels in the range [10, 1000]"); |
} |
|
// Set label arrays |
function SetLegends($aLegend) { |
$this->legends = $aLegend; |
} |
|
// Set text labels for slices |
function SetLabels($aLabels,$aLblPosAdj="auto") { |
$this->labels = array_reverse($aLabels); |
$this->ilabelposadj=$aLblPosAdj; |
} |
|
function SetLabelPos($aLblPosAdj) { |
$this->ilabelposadj=$aLblPosAdj; |
} |
|
// Should we display actual value or percentage? |
function SetLabelType($aType) { |
if( $aType < 0 || $aType > 2 ) |
JpGraphError::RaiseL(15008,$aType); |
//("PiePlot::SetLabelType() Type for pie plots must be 0 or 1 (not $t)."); |
$this->labeltype = $aType; |
} |
|
// Deprecated. |
function SetValueType($aType) { |
$this->SetLabelType($aType); |
} |
|
// Should the circle around a pie plot be displayed |
function ShowBorder($exterior=true,$interior=true) { |
$this->pie_border = $exterior; |
$this->pie_interior_border = $interior; |
} |
|
// Setup the legends |
function Legend($graph) { |
$colors = array_keys($graph->img->rgb->rgb_table); |
sort($colors); |
$ta=$this->themearr[$this->theme]; |
$n = count($this->data); |
|
if( $this->setslicecolors==null ) { |
$numcolors=count($ta); |
if( class_exists('PiePlot3D',false) && ($this instanceof PiePlot3D) ) { |
$ta = array_reverse(array_slice($ta,0,$n)); |
} |
} |
else { |
$this->setslicecolors = array_slice($this->setslicecolors,0,$n); |
$numcolors=count($this->setslicecolors); |
if( $graph->pieaa && !($this instanceof PiePlot3D) ) { |
$this->setslicecolors = array_reverse($this->setslicecolors); |
} |
} |
|
$sum=0; |
for($i=0; $i < $n; ++$i) |
$sum += $this->data[$i]; |
|
// Bail out with error if the sum is 0 |
if( $sum==0 ) |
JpGraphError::RaiseL(15009);//("Illegal pie plot. Sum of all data is zero for Pie!"); |
|
// Make sure we don't plot more values than data points |
// (in case the user added more legends than data points) |
$n = min(count($this->legends),count($this->data)); |
if( $this->legends != "" ) { |
$this->legends = array_reverse(array_slice($this->legends,0,$n)); |
} |
for( $i=$n-1; $i >= 0; --$i ) { |
$l = $this->legends[$i]; |
// Replace possible format with actual values |
if( count($this->csimalts) > $i ) { |
$fmt = $this->csimalts[$i]; |
} |
else { |
$fmt = "%d"; // Deafult Alt if no other has been specified |
} |
if( $this->labeltype==0 ) { |
$l = sprintf($l,100*$this->data[$i]/$sum); |
$alt = sprintf($fmt,$this->data[$i]); |
|
} |
elseif( $this->labeltype == 1) { |
$l = sprintf($l,$this->data[$i]); |
$alt = sprintf($fmt,$this->data[$i]); |
|
} |
else { |
$l = sprintf($l,$this->adjusted_data[$i]); |
$alt = sprintf($fmt,$this->adjusted_data[$i]); |
} |
|
if( empty($this->csimwintargets[$i]) ) { |
$wintarg = ''; |
} |
else { |
$wintarg = $this->csimwintargets[$i]; |
} |
|
if( $this->setslicecolors==null ) { |
$graph->legend->Add($l,$colors[$ta[$i%$numcolors]],"",0,$this->csimtargets[$i],$alt,$wintarg); |
} |
else { |
$graph->legend->Add($l,$this->setslicecolors[$i%$numcolors],"",0,$this->csimtargets[$i],$alt,$wintarg); |
} |
} |
} |
|
// Adjust the rounded percetage value so that the sum of |
// of the pie slices are always 100% |
// Using the Hare/Niemeyer method |
function AdjPercentage($aData,$aPrec=0) { |
$mul=100; |
if( $aPrec > 0 && $aPrec < 3 ) { |
if( $aPrec == 1 ) |
$mul=1000; |
else |
$mul=10000; |
} |
|
$tmp = array(); |
$result = array(); |
$quote_sum=0; |
$n = count($aData) ; |
for( $i=0, $sum=0; $i < $n; ++$i ) |
$sum+=$aData[$i]; |
foreach($aData as $index => $value) { |
$tmp_percentage=$value/$sum*$mul; |
$result[$index]=floor($tmp_percentage); |
$tmp[$index]=$tmp_percentage-$result[$index]; |
$quote_sum+=$result[$index]; |
} |
if( $quote_sum == $mul) { |
if( $mul > 100 ) { |
$tmp = $mul / 100; |
for( $i=0; $i < $n; ++$i ) { |
$result[$i] /= $tmp ; |
} |
} |
return $result; |
} |
arsort($tmp,SORT_NUMERIC); |
reset($tmp); |
for($i=0; $i < $mul-$quote_sum; $i++) |
{ |
$result[key($tmp)]++; |
next($tmp); |
} |
if( $mul > 100 ) { |
$tmp = $mul / 100; |
for( $i=0; $i < $n; ++$i ) { |
$result[$i] /= $tmp ; |
} |
} |
return $result; |
} |
|
|
function Stroke($img,$aaoption=0) { |
// aaoption is used to handle antialias |
// aaoption == 0 a normal pie |
// aaoption == 1 just the body |
// aaoption == 2 just the values |
|
// Explode scaling. If anti alias we scale the image |
// twice and we also need to scale the exploding distance |
$expscale = $aaoption === 1 ? 2 : 1; |
|
if( $this->labeltype == 2 ) { |
// Adjust the data so that it will add up to 100% |
$this->adjusted_data = $this->AdjPercentage($this->data); |
} |
|
$colors = array_keys($img->rgb->rgb_table); |
sort($colors); |
$ta=$this->themearr[$this->theme]; |
$n = count($this->data); |
|
if( $this->setslicecolors==null ) { |
$numcolors=count($ta); |
} |
else { |
// We need to create an array of colors as long as the data |
// since we need to reverse it to get the colors in the right order |
$numcolors=count($this->setslicecolors); |
$i = 2*$numcolors; |
while( $n > $i ) { |
$this->setslicecolors = array_merge($this->setslicecolors,$this->setslicecolors); |
$i += $n; |
} |
$tt = array_slice($this->setslicecolors,0,$n % $numcolors); |
$this->setslicecolors = array_merge($this->setslicecolors,$tt); |
$this->setslicecolors = array_reverse($this->setslicecolors); |
} |
|
// Draw the slices |
$sum=0; |
for($i=0; $i < $n; ++$i) |
$sum += $this->data[$i]; |
|
// Bail out with error if the sum is 0 |
if( $sum==0 ) { |
JpGraphError::RaiseL(15009);//("Sum of all data is 0 for Pie."); |
} |
|
// Set up the pie-circle |
if( $this->radius <= 1 ) { |
$radius = floor($this->radius*min($img->width,$img->height)); |
} |
else { |
$radius = $aaoption === 1 ? $this->radius*2 : $this->radius; |
} |
|
if( $this->posx <= 1 && $this->posx > 0 ) { |
$xc = round($this->posx*$img->width); |
} |
else { |
$xc = $this->posx ; |
} |
|
if( $this->posy <= 1 && $this->posy > 0 ) { |
$yc = round($this->posy*$img->height); |
} |
else { |
$yc = $this->posy ; |
} |
|
$n = count($this->data); |
|
if( $this->explode_all ) { |
for($i=0; $i < $n; ++$i) { |
$this->explode_radius[$i]=$this->explode_r; |
} |
} |
|
// If we have a shadow and not just drawing the labels |
if( $this->ishadowcolor != "" && $aaoption !== 2) { |
$accsum=0; |
$angle2 = $this->startangle; |
$img->SetColor($this->ishadowcolor); |
for($i=0; $sum > 0 && $i < $n; ++$i) { |
$j = $n-$i-1; |
$d = $this->data[$i]; |
$angle1 = $angle2; |
$accsum += $d; |
$angle2 = $this->startangle+2*M_PI*$accsum/$sum; |
if( empty($this->explode_radius[$j]) ) { |
$this->explode_radius[$j]=0; |
} |
|
if( $d < 0.00001 ) continue; |
|
$la = 2*M_PI - (abs($angle2-$angle1)/2.0+$angle1); |
|
$xcm = $xc + $this->explode_radius[$j]*cos($la)*$expscale; |
$ycm = $yc - $this->explode_radius[$j]*sin($la)*$expscale; |
|
$xcm += $this->ishadowdrop*$expscale; |
$ycm += $this->ishadowdrop*$expscale; |
|
$_sa = round($angle1*180/M_PI); |
$_ea = round($angle2*180/M_PI); |
|
// The CakeSlice method draws a full circle in case of start angle = end angle |
// for pie slices we don't want this behaviour unless we only have one |
// slice in the pie in case it is the wanted behaviour |
if( $_ea-$_sa > 0.1 || $n==1 ) { |
$img->CakeSlice($xcm,$ycm,$radius-1,$radius-1, |
$angle1*180/M_PI,$angle2*180/M_PI,$this->ishadowcolor); |
} |
} |
} |
|
//-------------------------------------------------------------------------------- |
// This is the main loop to draw each cake slice |
//-------------------------------------------------------------------------------- |
|
// Set up the accumulated sum, start angle for first slice and border color |
$accsum=0; |
$angle2 = $this->startangle; |
$img->SetColor($this->color); |
|
// Loop though all the slices if there is a pie to draw (sum>0) |
// There are n slices in total |
for($i=0; $sum>0 && $i < $n; ++$i) { |
|
// $j is the actual index used for the slice |
$j = $n-$i-1; |
|
// Make sure we havea valid distance to explode the slice |
if( empty($this->explode_radius[$j]) ) { |
$this->explode_radius[$j]=0; |
} |
|
// The actual numeric value for the slice |
$d = $this->data[$i]; |
|
$angle1 = $angle2; |
|
// Accumlate the sum |
$accsum += $d; |
|
// The new angle when we add the "size" of this slice |
// angle1 is then the start and angle2 the end of this slice |
$angle2 = $this->NormAngle($this->startangle+2*M_PI*$accsum/$sum); |
|
// We avoid some trouble by not allowing end angle to be 0, in that case |
// we translate to 360 |
|
// la is used to hold the label angle, which is centered on the slice |
if( $angle2 < 0.0001 && $angle1 > 0.0001 ) { |
$this->la[$i] = 2*M_PI - (abs(2*M_PI-$angle1)/2.0+$angle1); |
} |
elseif( $angle1 > $angle2 ) { |
// The case where the slice crosses the 3 a'clock line |
// Remember that the slices are counted clockwise and |
// labels are counted counter clockwise so we need to revert with 2 PI |
$this->la[$i] = 2*M_PI-$this->NormAngle($angle1 + ((2*M_PI - $angle1)+$angle2)/2); |
} |
else { |
$this->la[$i] = 2*M_PI - (abs($angle2-$angle1)/2.0+$angle1); |
} |
|
// Too avoid rounding problems we skip the slice if it is too small |
if( $d < 0.00001 ) continue; |
|
// If the user has specified an array of colors for each slice then use |
// that a color otherwise use the theme array (ta) of colors |
if( $this->setslicecolors==null ) { |
$slicecolor=$colors[$ta[$i%$numcolors]]; |
} |
else { |
$slicecolor=$this->setslicecolors[$i%$numcolors]; |
} |
|
// $_sa = round($angle1*180/M_PI); |
// $_ea = round($angle2*180/M_PI); |
// $_la = round($this->la[$i]*180/M_PI); |
// echo "Slice#$i: ang1=$_sa , ang2=$_ea, la=$_la, color=$slicecolor<br>"; |
|
|
// If we have enabled antialias then we don't draw any border so |
// make the bordedr color the same as the slice color |
if( $this->pie_interior_border && $aaoption===0 ) { |
$img->SetColor($this->color); |
} |
else { |
$img->SetColor($slicecolor); |
} |
$arccolor = $this->pie_border && $aaoption===0 ? $this->color : ""; |
|
// Calculate the x,y coordinates for the base of this slice taking |
// the exploded distance into account. Here we use the mid angle as the |
// ray of extension and we have the mid angle handy as it is also the |
// label angle |
$xcm = $xc + $this->explode_radius[$j]*cos($this->la[$i])*$expscale; |
$ycm = $yc - $this->explode_radius[$j]*sin($this->la[$i])*$expscale; |
|
// If we are not just drawing the labels then draw this cake slice |
if( $aaoption !== 2 ) { |
|
$_sa = round($angle1*180/M_PI); |
$_ea = round($angle2*180/M_PI); |
$_la = round($this->la[$i]*180/M_PI); |
//echo "[$i] sa=$_sa, ea=$_ea, la[$i]=$_la, (color=$slicecolor)<br>"; |
|
// The CakeSlice method draws a full circle in case of start angle = end angle |
// for pie slices we want this in case the slice have a value larger than 99% of the |
// total sum |
if( abs($_ea-$_sa) >= 1 || $d == $sum ) { |
$img->CakeSlice($xcm,$ycm,$radius-1,$radius-1,$_sa,$_ea,$slicecolor,$arccolor); |
} |
} |
|
// If the CSIM is used then make sure we register a CSIM area for this slice as well |
if( $this->csimtargets && $aaoption !== 1 ) { |
$this->AddSliceToCSIM($i,$xcm,$ycm,$radius,$angle1,$angle2); |
} |
} |
|
// Format the titles for each slice |
if( $aaoption !== 2 ) { |
for( $i=0; $i < $n; ++$i) { |
if( $this->labeltype==0 ) { |
if( $sum != 0 ) |
$l = 100.0*$this->data[$i]/$sum; |
else |
$l = 0.0; |
} |
elseif( $this->labeltype==1 ) { |
$l = $this->data[$i]*1.0; |
} |
else { |
$l = $this->adjusted_data[$i]; |
} |
if( isset($this->labels[$i]) && is_string($this->labels[$i]) ) |
$this->labels[$i]=sprintf($this->labels[$i],$l); |
else |
$this->labels[$i]=$l; |
} |
} |
|
if( $this->value->show && $aaoption !== 1 ) { |
$this->StrokeAllLabels($img,$xc,$yc,$radius); |
} |
|
// Adjust title position |
if( $aaoption !== 1 ) { |
$this->title->SetPos($xc, |
$yc-$this->title->GetFontHeight($img)-$radius-$this->title->margin, |
"center","bottom"); |
$this->title->Stroke($img); |
} |
|
} |
|
//--------------- |
// PRIVATE METHODS |
|
function NormAngle($a) { |
while( $a < 0 ) $a += 2*M_PI; |
while( $a > 2*M_PI ) $a -= 2*M_PI; |
return $a; |
} |
|
function Quadrant($a) { |
$a=$this->NormAngle($a); |
if( $a > 0 && $a <= M_PI/2 ) |
return 0; |
if( $a > M_PI/2 && $a <= M_PI ) |
return 1; |
if( $a > M_PI && $a <= 1.5*M_PI ) |
return 2; |
if( $a > 1.5*M_PI ) |
return 3; |
} |
|
function StrokeGuideLabels($img,$xc,$yc,$radius) { |
$n = count($this->labels); |
|
//----------------------------------------------------------------------- |
// Step 1 of the algorithm is to construct a number of clusters |
// a cluster is defined as all slices within the same quadrant (almost) |
// that has an angular distance less than the treshold |
//----------------------------------------------------------------------- |
$tresh_hold=25 * M_PI/180; // 25 degrees difference to be in a cluster |
$incluster=false; // flag if we are currently in a cluster or not |
$clusters = array(); // array of clusters |
$cidx=-1; // running cluster index |
|
// Go through all the labels and construct a number of clusters |
for($i=0; $i < $n-1; ++$i) { |
// Calc the angle distance between two consecutive slices |
$a1=$this->la[$i]; |
$a2=$this->la[$i+1]; |
$q1 = $this->Quadrant($a1); |
$q2 = $this->Quadrant($a2); |
$diff = abs($a1-$a2); |
if( $diff < $tresh_hold ) { |
if( $incluster ) { |
$clusters[$cidx][1]++; |
// Each cluster can only cover one quadrant |
// Do we cross a quadrant ( and must break the cluster) |
if( $q1 != $q2 ) { |
// If we cross a quadrant boundary we normally start a |
// new cluster. However we need to take the 12'a clock |
// and 6'a clock positions into a special consideration. |
// Case 1: WE go from q=1 to q=2 if the last slice on |
// the cluster for q=1 is close to 12'a clock and the |
// first slice in q=0 is small we extend the previous |
// cluster |
if( $q1 == 1 && $q2 == 0 && $a2 > (90-15)*M_PI/180 ) { |
if( $i < $n-2 ) { |
$a3 = $this->la[$i+2]; |
// If there isn't a cluster coming up with the next-next slice |
// we extend the previous cluster to cover this slice as well |
if( abs($a3-$a2) >= $tresh_hold ) { |
$clusters[$cidx][1]++; |
$i++; |
} |
} |
} |
elseif( $q1 == 3 && $q2 == 2 && $a2 > (270-15)*M_PI/180 ) { |
if( $i < $n-2 ) { |
$a3 = $this->la[$i+2]; |
// If there isn't a cluster coming up with the next-next slice |
// we extend the previous cluster to cover this slice as well |
if( abs($a3-$a2) >= $tresh_hold ) { |
$clusters[$cidx][1]++; |
$i++; |
} |
} |
} |
|
if( $q1==2 && $q2==1 && $a2 > (180-15)*M_PI/180 ) { |
$clusters[$cidx][1]++; |
$i++; |
} |
|
$incluster = false; |
} |
} |
elseif( $q1 == $q2) { |
$incluster = true; |
// Now we have a special case for quadrant 0. If we previously |
// have a cluster of one in quadrant 0 we just extend that |
// cluster. If we don't do this then we risk that the label |
// for the cluster of one will cross the guide-line |
if( $q1 == 0 && $cidx > -1 && |
$clusters[$cidx][1] == 1 && |
$this->Quadrant($this->la[$clusters[$cidx][0]]) == 0 ) { |
$clusters[$cidx][1]++; |
} |
else { |
$cidx++; |
$clusters[$cidx][0] = $i; |
$clusters[$cidx][1] = 1; |
} |
} |
else { |
// Create a "cluster" of one since we are just crossing |
// a quadrant |
$cidx++; |
$clusters[$cidx][0] = $i; |
$clusters[$cidx][1] = 1; |
} |
} |
else { |
if( $incluster ) { |
// Add the last slice |
$clusters[$cidx][1]++; |
$incluster = false; |
} |
else { // Create a "cluster" of one |
$cidx++; |
$clusters[$cidx][0] = $i; |
$clusters[$cidx][1] = 1; |
} |
} |
} |
// Handle the very last slice |
if( $incluster ) { |
$clusters[$cidx][1]++; |
} |
else { // Create a "cluster" of one |
$cidx++; |
$clusters[$cidx][0] = $i; |
$clusters[$cidx][1] = 1; |
} |
|
/* |
if( true ) { |
// Debug printout in labels |
for( $i=0; $i <= $cidx; ++$i ) { |
for( $j=0; $j < $clusters[$i][1]; ++$j ) { |
$a = $this->la[$clusters[$i][0]+$j]; |
$aa = round($a*180/M_PI); |
$q = $this->Quadrant($a); |
$this->labels[$clusters[$i][0]+$j]="[$q:$aa] $i:$j"; |
} |
} |
} |
*/ |
|
//----------------------------------------------------------------------- |
// Step 2 of the algorithm is use the clusters and draw the labels |
// and guidelines |
//----------------------------------------------------------------------- |
|
// We use the font height as the base factor for how far we need to |
// spread the labels in the Y-direction. |
$this->value->ApplyFont($img); |
$fh = $img->GetFontHeight(); |
$origvstep=$fh*$this->iGuideVFactor; |
$this->value->SetMargin(0); |
|
// Number of clusters found |
$nc = count($clusters); |
|
// Walk through all the clusters |
for($i=0; $i < $nc; ++$i) { |
|
// Start angle and number of slices in this cluster |
$csize = $clusters[$i][1]; |
$a = $this->la[$clusters[$i][0]]; |
$q = $this->Quadrant($a); |
|
// Now set up the start and end conditions to make sure that |
// in each cluster we walk through the all the slices starting with the slice |
// closest to the equator. Since all slices are numbered clockwise from "3'a clock" |
// we have different conditions depending on in which quadrant the slice lies within. |
if( $q == 0 ) { |
$start = $csize-1; $idx = $start; $step = -1; $vstep = -$origvstep; |
} |
elseif( $q == 1 ) { |
$start = 0; $idx = $start; $step = 1; $vstep = -$origvstep; |
} |
elseif( $q == 2 ) { |
$start = $csize-1; $idx = $start; $step = -1; $vstep = $origvstep; |
} |
elseif( $q == 3 ) { |
$start = 0; $idx = $start; $step = 1; $vstep = $origvstep; |
} |
|
// Walk through all slices within this cluster |
for($j=0; $j < $csize; ++$j) { |
// Now adjust the position of the labels in each cluster starting |
// with the slice that is closest to the equator of the pie |
$a = $this->la[$clusters[$i][0]+$idx]; |
|
// Guide line start in the center of the arc of the slice |
$r = $radius+$this->explode_radius[$n-1-($clusters[$i][0]+$idx)]; |
$x = round($r*cos($a)+$xc); |
$y = round($yc-$r*sin($a)); |
|
// The distance from the arc depends on chosen font and the "R-Factor" |
$r += $fh*$this->iGuideLineRFactor; |
|
// Should the labels be placed curved along the pie or in straight columns |
// outside the pie? |
if( $this->iGuideLineCurve ) |
$xt=round($r*cos($a)+$xc); |
|
// If this is the first slice in the cluster we need some first time |
// proessing |
if( $idx == $start ) { |
if( ! $this->iGuideLineCurve ) |
$xt=round($r*cos($a)+$xc); |
$yt=round($yc-$r*sin($a)); |
|
// Some special consideration in case this cluster starts |
// in quadrant 1 or 3 very close to the "equator" (< 20 degrees) |
// and the previous clusters last slice is within the tolerance. |
// In that case we add a font height to this labels Y-position |
// so it doesn't collide with |
// the slice in the previous cluster |
$prevcluster = ($i + ($nc-1) ) % $nc; |
$previdx=$clusters[$prevcluster][0]+$clusters[$prevcluster][1]-1; |
if( $q == 1 && $a > 160*M_PI/180 ) { |
// Get the angle for the previous clusters last slice |
$diff = abs($a-$this->la[$previdx]); |
if( $diff < $tresh_hold ) { |
$yt -= $fh; |
} |
} |
elseif( $q == 3 && $a > 340*M_PI/180 ) { |
// We need to subtract 360 to compare angle distance between |
// q=0 and q=3 |
$diff = abs($a-$this->la[$previdx]-360*M_PI/180); |
if( $diff < $tresh_hold ) { |
$yt += $fh; |
} |
} |
|
} |
else { |
// The step is at minimum $vstep but if the slices are relatively large |
// we make sure that we add at least a step that corresponds to the vertical |
// distance between the centers at the arc on the slice |
$prev_a = $this->la[$clusters[$i][0]+($idx-$step)]; |
$dy = abs($radius*(sin($a)-sin($prev_a))*1.2); |
if( $vstep > 0 ) |
$yt += max($vstep,$dy); |
else |
$yt += min($vstep,-$dy); |
} |
|
$label = $this->labels[$clusters[$i][0]+$idx]; |
|
if( $csize == 1 ) { |
// A "meta" cluster with only one slice |
$r = $radius+$this->explode_radius[$n-1-($clusters[$i][0]+$idx)]; |
$rr = $r+$img->GetFontHeight()/2; |
$xt=round($rr*cos($a)+$xc); |
$yt=round($yc-$rr*sin($a)); |
$this->StrokeLabel($label,$img,$xc,$yc,$a,$r); |
if( $this->iShowGuideLineForSingle ) |
$this->guideline->Stroke($img,$x,$y,$xt,$yt); |
} |
else { |
$this->guideline->Stroke($img,$x,$y,$xt,$yt); |
if( $q==1 || $q==2 ) { |
// Left side of Pie |
$this->guideline->Stroke($img,$xt,$yt,$xt-$this->guidelinemargin,$yt); |
$lbladj = -$this->guidelinemargin-5; |
$this->value->halign = "right"; |
$this->value->valign = "center"; |
} |
else { |
// Right side of pie |
$this->guideline->Stroke($img,$xt,$yt,$xt+$this->guidelinemargin,$yt); |
$lbladj = $this->guidelinemargin+5; |
$this->value->halign = "left"; |
$this->value->valign = "center"; |
} |
$this->value->Stroke($img,$label,$xt+$lbladj,$yt); |
} |
|
// Udate idx to point to next slice in the cluster to process |
$idx += $step; |
} |
} |
} |
|
function StrokeAllLabels($img,$xc,$yc,$radius) { |
// First normalize all angles for labels |
$n = count($this->la); |
for($i=0; $i < $n; ++$i) { |
$this->la[$i] = $this->NormAngle($this->la[$i]); |
} |
if( $this->guideline->iShow ) { |
$this->StrokeGuideLabels($img,$xc,$yc,$radius); |
} |
else { |
$n = count($this->labels); |
for($i=0; $i < $n; ++$i) { |
$this->StrokeLabel($this->labels[$i],$img,$xc,$yc, |
$this->la[$i], |
$radius + $this->explode_radius[$n-1-$i]); |
} |
} |
} |
|
// Position the labels of each slice |
function StrokeLabel($label,$img,$xc,$yc,$a,$r) { |
|
// Default value |
if( $this->ilabelposadj === 'auto' ) |
$this->ilabelposadj = 0.65; |
|
// We position the values diferently depending on if they are inside |
// or outside the pie |
if( $this->ilabelposadj < 1.0 ) { |
|
$this->value->SetAlign('center','center'); |
$this->value->margin = 0; |
|
$xt=round($this->ilabelposadj*$r*cos($a)+$xc); |
$yt=round($yc-$this->ilabelposadj*$r*sin($a)); |
|
$this->value->Stroke($img,$label,$xt,$yt); |
} |
else { |
|
$this->value->halign = "left"; |
$this->value->valign = "top"; |
$this->value->margin = 0; |
|
// Position the axis title. |
// dx, dy is the offset from the top left corner of the bounding box that sorrounds the text |
// that intersects with the extension of the corresponding axis. The code looks a little |
// bit messy but this is really the only way of having a reasonable position of the |
// axis titles. |
$this->value->ApplyFont($img); |
$h=$img->GetTextHeight($label); |
// For numeric values the format of the display value |
// must be taken into account |
if( is_numeric($label) ) { |
if( $label > 0 ) |
$w=$img->GetTextWidth(sprintf($this->value->format,$label)); |
else |
$w=$img->GetTextWidth(sprintf($this->value->negformat,$label)); |
} |
else |
$w=$img->GetTextWidth($label); |
|
if( $this->ilabelposadj > 1.0 && $this->ilabelposadj < 5.0) { |
$r *= $this->ilabelposadj; |
} |
|
$r += $img->GetFontHeight()/1.5; |
|
$xt=round($r*cos($a)+$xc); |
$yt=round($yc-$r*sin($a)); |
|
// Normalize angle |
while( $a < 0 ) $a += 2*M_PI; |
while( $a > 2*M_PI ) $a -= 2*M_PI; |
|
if( $a>=7*M_PI/4 || $a <= M_PI/4 ) $dx=0; |
if( $a>=M_PI/4 && $a <= 3*M_PI/4 ) $dx=($a-M_PI/4)*2/M_PI; |
if( $a>=3*M_PI/4 && $a <= 5*M_PI/4 ) $dx=1; |
if( $a>=5*M_PI/4 && $a <= 7*M_PI/4 ) $dx=(1-($a-M_PI*5/4)*2/M_PI); |
|
if( $a>=7*M_PI/4 ) $dy=(($a-M_PI)-3*M_PI/4)*2/M_PI; |
if( $a<=M_PI/4 ) $dy=(1-$a*2/M_PI); |
if( $a>=M_PI/4 && $a <= 3*M_PI/4 ) $dy=1; |
if( $a>=3*M_PI/4 && $a <= 5*M_PI/4 ) $dy=(1-($a-3*M_PI/4)*2/M_PI); |
if( $a>=5*M_PI/4 && $a <= 7*M_PI/4 ) $dy=0; |
|
$this->value->Stroke($img,$label,$xt-$dx*$w,$yt-$dy*$h); |
} |
} |
} // Class |
|
|
//=================================================== |
// CLASS PiePlotC |
// Description: Same as a normal pie plot but with a |
// filled circle in the center |
//=================================================== |
class PiePlotC extends PiePlot { |
private $imidsize=0.5; // Fraction of total width |
private $imidcolor='white'; |
public $midtitle=''; |
private $middlecsimtarget='',$middlecsimwintarget='',$middlecsimalt=''; |
|
function __construct($data,$aCenterTitle='') { |
parent::__construct($data); |
$this->midtitle = new Text(); |
$this->midtitle->ParagraphAlign('center'); |
} |
|
function SetMid($aTitle,$aColor='white',$aSize=0.5) { |
$this->midtitle->Set($aTitle); |
|
$this->imidsize = $aSize ; |
$this->imidcolor = $aColor ; |
} |
|
function SetMidTitle($aTitle) { |
$this->midtitle->Set($aTitle); |
} |
|
function SetMidSize($aSize) { |
$this->imidsize = $aSize ; |
} |
|
function SetMidColor($aColor) { |
$this->imidcolor = $aColor ; |
} |
|
function SetMidCSIM($aTarget,$aAlt='',$aWinTarget='') { |
$this->middlecsimtarget = $aTarget; |
$this->middlecsimwintarget = $aWinTarget; |
$this->middlecsimalt = $aAlt; |
} |
|
function AddSliceToCSIM($i,$xc,$yc,$radius,$sa,$ea) { |
//Slice number, ellipse centre (x,y), radius, start angle, end angle |
while( $sa > 2*M_PI ) $sa = $sa - 2*M_PI; |
while( $ea > 2*M_PI ) $ea = $ea - 2*M_PI; |
|
$sa = 2*M_PI - $sa; |
$ea = 2*M_PI - $ea; |
|
// Special case when we have only one slice since then both start and end |
// angle will be == 0 |
if( abs($sa - $ea) < 0.0001 ) { |
$sa=2*M_PI; $ea=0; |
} |
|
// Add inner circle first point |
$xp = floor(($this->imidsize*$radius*cos($ea))+$xc); |
$yp = floor($yc-($this->imidsize*$radius*sin($ea))); |
$coords = "$xp, $yp"; |
|
//add coordinates every 0.25 radians |
$a=$ea+0.25; |
|
// If we cross the 360-limit with a slice we need to handle |
// the fact that end angle is smaller than start |
if( $sa < $ea ) { |
while ($a <= 2*M_PI) { |
$xp = floor($radius*cos($a)+$xc); |
$yp = floor($yc-$radius*sin($a)); |
$coords.= ", $xp, $yp"; |
$a += 0.25; |
} |
$a -= 2*M_PI; |
} |
|
while ($a < $sa) { |
$xp = floor(($this->imidsize*$radius*cos($a)+$xc)); |
$yp = floor($yc-($this->imidsize*$radius*sin($a))); |
$coords.= ", $xp, $yp"; |
$a += 0.25; |
} |
|
// Make sure we end at the last point |
$xp = floor(($this->imidsize*$radius*cos($sa)+$xc)); |
$yp = floor($yc-($this->imidsize*$radius*sin($sa))); |
$coords.= ", $xp, $yp"; |
|
// Straight line to outer circle |
$xp = floor($radius*cos($sa)+$xc); |
$yp = floor($yc-$radius*sin($sa)); |
$coords.= ", $xp, $yp"; |
|
//add coordinates every 0.25 radians |
$a=$sa - 0.25; |
while ($a > $ea) { |
$xp = floor($radius*cos($a)+$xc); |
$yp = floor($yc-$radius*sin($a)); |
$coords.= ", $xp, $yp"; |
$a -= 0.25; |
} |
|
//Add the last point on the arc |
$xp = floor($radius*cos($ea)+$xc); |
$yp = floor($yc-$radius*sin($ea)); |
$coords.= ", $xp, $yp"; |
|
// Close the arc |
$xp = floor(($this->imidsize*$radius*cos($ea))+$xc); |
$yp = floor($yc-($this->imidsize*$radius*sin($ea))); |
$coords .= ", $xp, $yp"; |
|
if( !empty($this->csimtargets[$i]) ) { |
$this->csimareas .= "<area shape=\"poly\" coords=\"$coords\" href=\"". |
$this->csimtargets[$i]."\""; |
if( !empty($this->csimwintargets[$i]) ) { |
$this->csimareas .= " target=\"".$this->csimwintargets[$i]."\" "; |
} |
if( !empty($this->csimalts[$i]) ) { |
$tmp=sprintf($this->csimalts[$i],$this->data[$i]); |
$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; |
} |
$this->csimareas .= " />\n"; |
} |
} |
|
|
function Stroke($img,$aaoption=0) { |
|
// Stroke the pie but don't stroke values |
$tmp = $this->value->show; |
$this->value->show = false; |
parent::Stroke($img,$aaoption); |
$this->value->show = $tmp; |
|
$xc = round($this->posx*$img->width); |
$yc = round($this->posy*$img->height); |
|
$radius = floor($this->radius * min($img->width,$img->height)) ; |
|
|
if( $this->imidsize > 0 && $aaoption !== 2 ) { |
|
if( $this->ishadowcolor != "" ) { |
$img->SetColor($this->ishadowcolor); |
$img->FilledCircle($xc+$this->ishadowdrop,$yc+$this->ishadowdrop, |
round($radius*$this->imidsize)); |
} |
|
$img->SetColor($this->imidcolor); |
$img->FilledCircle($xc,$yc,round($radius*$this->imidsize)); |
|
if( $this->pie_border && $aaoption === 0 ) { |
$img->SetColor($this->color); |
$img->Circle($xc,$yc,round($radius*$this->imidsize)); |
} |
|
if( !empty($this->middlecsimtarget) ) |
$this->AddMiddleCSIM($xc,$yc,round($radius*$this->imidsize)); |
|
} |
|
if( $this->value->show && $aaoption !== 1) { |
$this->StrokeAllLabels($img,$xc,$yc,$radius); |
$this->midtitle->SetPos($xc,$yc,'center','center'); |
$this->midtitle->Stroke($img); |
} |
|
} |
|
function AddMiddleCSIM($xc,$yc,$r) { |
$xc=round($xc);$yc=round($yc);$r=round($r); |
$this->csimareas .= "<area shape=\"circle\" coords=\"$xc,$yc,$r\" href=\"". |
$this->middlecsimtarget."\""; |
if( !empty($this->middlecsimwintarget) ) { |
$this->csimareas .= " target=\"".$this->middlecsimwintarget."\""; |
} |
if( !empty($this->middlecsimalt) ) { |
$tmp = $this->middlecsimalt; |
$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; |
} |
$this->csimareas .= " />\n"; |
} |
|
function StrokeLabel($label,$img,$xc,$yc,$a,$r) { |
|
if( $this->ilabelposadj === 'auto' ) |
$this->ilabelposadj = (1-$this->imidsize)/2+$this->imidsize; |
|
parent::StrokeLabel($label,$img,$xc,$yc,$a,$r); |
|
} |
|
} |
|
|
//=================================================== |
// CLASS PieGraph |
// Description: |
//=================================================== |
class PieGraph extends Graph { |
private $posx, $posy, $radius; |
private $legends=array(); |
public $plots=array(); |
public $pieaa = false ; |
//--------------- |
// CONSTRUCTOR |
function __construct($width=300,$height=200,$cachedName="",$timeout=0,$inline=1) { |
parent::__construct($width,$height,$cachedName,$timeout,$inline); |
$this->posx=$width/2; |
$this->posy=$height/2; |
$this->SetColor(array(255,255,255)); |
} |
|
//--------------- |
// PUBLIC METHODS |
function Add($aObj) { |
|
if( is_array($aObj) && count($aObj) > 0 ) |
$cl = $aObj[0]; |
else |
$cl = $aObj; |
|
if( $cl instanceof Text ) |
$this->AddText($aObj); |
elseif( class_exists('IconPlot',false) && ($cl instanceof IconPlot) ) |
$this->AddIcon($aObj); |
else { |
if( is_array($aObj) ) { |
$n = count($aObj); |
for($i=0; $i < $n; ++$i ) { |
$this->plots[] = $aObj[$i]; |
} |
} |
else { |
$this->plots[] = $aObj; |
} |
} |
} |
|
function SetAntiAliasing($aFlg=true) { |
$this->pieaa = $aFlg; |
} |
|
function SetColor($c) { |
$this->SetMarginColor($c); |
} |
|
|
function DisplayCSIMAreas() { |
$csim=""; |
foreach($this->plots as $p ) { |
$csim .= $p->GetCSIMareas(); |
} |
|
$csim.= $this->legend->GetCSIMareas(); |
if (preg_match_all("/area shape=\"(\w+)\" coords=\"([0-9\, ]+)\"/", $csim, $coords)) { |
$this->img->SetColor($this->csimcolor); |
$n = count($coords[0]); |
for ($i=0; $i < $n; $i++) { |
if ($coords[1][$i]=="poly") { |
preg_match_all('/\s*([0-9]+)\s*,\s*([0-9]+)\s*,*/',$coords[2][$i],$pts); |
$this->img->SetStartPoint($pts[1][count($pts[0])-1],$pts[2][count($pts[0])-1]); |
$m = count($pts[0]); |
for ($j=0; $j < $m; $j++) { |
$this->img->LineTo($pts[1][$j],$pts[2][$j]); |
} |
} else if ($coords[1][$i]=="rect") { |
$pts = preg_split('/,/', $coords[2][$i]); |
$this->img->SetStartPoint($pts[0],$pts[1]); |
$this->img->LineTo($pts[2],$pts[1]); |
$this->img->LineTo($pts[2],$pts[3]); |
$this->img->LineTo($pts[0],$pts[3]); |
$this->img->LineTo($pts[0],$pts[1]); |
|
} |
} |
} |
} |
|
// Method description |
function Stroke($aStrokeFileName="") { |
// If the filename is the predefined value = '_csim_special_' |
// we assume that the call to stroke only needs to do enough |
// to correctly generate the CSIM maps. |
// We use this variable to skip things we don't strictly need |
// to do to generate the image map to improve performance |
// a best we can. Therefor you will see a lot of tests !$_csim in the |
// code below. |
$_csim = ($aStrokeFileName===_CSIM_SPECIALFILE); |
|
// If we are called the second time (perhaps the user has called GetHTMLImageMap() |
// himself then the legends have alsready been populated once in order to get the |
// CSIM coordinats. Since we do not want the legends to be populated a second time |
// we clear the legends |
$this->legend->Clear(); |
|
// We need to know if we have stroked the plot in the |
// GetCSIMareas. Otherwise the CSIM hasn't been generated |
// and in the case of GetCSIM called before stroke to generate |
// CSIM without storing an image to disk GetCSIM must call Stroke. |
$this->iHasStroked = true; |
|
$n = count($this->plots); |
|
if( $this->pieaa ) { |
|
if( !$_csim ) { |
if( $this->background_image != "" ) { |
$this->StrokeFrameBackground(); |
} |
else { |
$this->StrokeFrame(); |
$this->StrokeBackgroundGrad(); |
} |
} |
|
|
$w = $this->img->width; |
$h = $this->img->height; |
$oldimg = $this->img->img; |
|
$this->img->CreateImgCanvas(2*$w,2*$h); |
|
$this->img->SetColor( $this->margin_color ); |
$this->img->FilledRectangle(0,0,2*$w-1,2*$h-1); |
|
// Make all icons *2 i size since we will be scaling down the |
// imahe to do the anti aliasing |
$ni = count($this->iIcons); |
for($i=0; $i < $ni; ++$i) { |
$this->iIcons[$i]->iScale *= 2 ; |
if( $this->iIcons[$i]->iX > 1 ) |
$this->iIcons[$i]->iX *= 2 ; |
if( $this->iIcons[$i]->iY > 1 ) |
$this->iIcons[$i]->iY *= 2 ; |
} |
|
$this->StrokeIcons(); |
|
for($i=0; $i < $n; ++$i) { |
if( $this->plots[$i]->posx > 1 ) |
$this->plots[$i]->posx *= 2 ; |
if( $this->plots[$i]->posy > 1 ) |
$this->plots[$i]->posy *= 2 ; |
|
$this->plots[$i]->Stroke($this->img,1); |
|
if( $this->plots[$i]->posx > 1 ) |
$this->plots[$i]->posx /= 2 ; |
if( $this->plots[$i]->posy > 1 ) |
$this->plots[$i]->posy /= 2 ; |
} |
|
$indent = $this->doframe ? ($this->frame_weight + ($this->doshadow ? $this->shadow_width : 0 )) : 0 ; |
$indent += $this->framebevel ? $this->framebeveldepth + 1 : 0 ; |
$this->img->CopyCanvasH($oldimg,$this->img->img,$indent,$indent,$indent,$indent, |
$w-2*$indent,$h-2*$indent,2*($w-$indent),2*($h-$indent)); |
|
$this->img->img = $oldimg ; |
$this->img->width = $w ; |
$this->img->height = $h ; |
|
for($i=0; $i < $n; ++$i) { |
$this->plots[$i]->Stroke($this->img,2); // Stroke labels |
$this->plots[$i]->Legend($this); |
} |
|
} |
else { |
|
if( !$_csim ) { |
if( $this->background_image != "" ) { |
$this->StrokeFrameBackground(); |
} |
else { |
$this->StrokeFrame(); |
$this->StrokeBackgroundGrad(); |
} |
} |
|
$this->StrokeIcons(); |
|
for($i=0; $i < $n; ++$i) { |
$this->plots[$i]->Stroke($this->img); |
$this->plots[$i]->Legend($this); |
} |
} |
|
$this->legend->Stroke($this->img); |
$this->footer->Stroke($this->img); |
$this->StrokeTitles(); |
|
if( !$_csim ) { |
|
// Stroke texts |
if( $this->texts != null ) { |
$n = count($this->texts); |
for($i=0; $i < $n; ++$i ) { |
$this->texts[$i]->Stroke($this->img); |
} |
} |
|
if( _JPG_DEBUG ) { |
$this->DisplayCSIMAreas(); |
} |
|
// Should we do any final image transformation |
if( $this->iImgTrans ) { |
if( !class_exists('ImgTrans',false) ) { |
require_once('jpgraph_imgtrans.php'); |
//JpGraphError::Raise('In order to use image transformation you must include the file jpgraph_imgtrans.php in your script.'); |
} |
|
$tform = new ImgTrans($this->img->img); |
$this->img->img = $tform->Skew3D($this->iImgTransHorizon,$this->iImgTransSkewDist, |
$this->iImgTransDirection,$this->iImgTransHighQ, |
$this->iImgTransMinSize,$this->iImgTransFillColor, |
$this->iImgTransBorder); |
} |
|
|
// If the filename is given as the special "__handle" |
// then the image handler is returned and the image is NOT |
// streamed back |
if( $aStrokeFileName == _IMG_HANDLER ) { |
return $this->img->img; |
} |
else { |
// Finally stream the generated picture |
$this->cache->PutAndStream($this->img,$this->cache_name,$this->inline, |
$aStrokeFileName); |
} |
} |
} |
} // Class |
|
/* EOF */ |
?> |