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<?php
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/*=======================================================================
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// File: JPGRAPH_BAR.PHP
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// Description: Bar plot extension for JpGraph
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// Created: 2001-01-08
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// Ver: $Id: jpgraph_bar.php 781 2006-10-08 08:07:47Z ljp $
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//
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// Copyright (c) Aditus Consulting. All rights reserved.
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//========================================================================
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*/
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require_once('jpgraph_plotband.php');
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// Pattern for Bars
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DEFINE('PATTERN_DIAG1',1);
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DEFINE('PATTERN_DIAG2',2);
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DEFINE('PATTERN_DIAG3',3);
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DEFINE('PATTERN_DIAG4',4);
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DEFINE('PATTERN_CROSS1',5);
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DEFINE('PATTERN_CROSS2',6);
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DEFINE('PATTERN_CROSS3',7);
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DEFINE('PATTERN_CROSS4',8);
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DEFINE('PATTERN_STRIPE1',9);
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DEFINE('PATTERN_STRIPE2',10);
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//===================================================
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// CLASS BarPlot
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// Description: Main code to produce a bar plot
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//===================================================
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class BarPlot extends Plot {
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public $fill=false,$fill_color="lightblue"; // Default is to fill with light blue
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public $iPattern=-1,$iPatternDensity=80,$iPatternColor='black';
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public $valuepos='top';
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public $grad=false,$grad_style=1;
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public $grad_fromcolor=array(50,50,200),$grad_tocolor=array(255,255,255);
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protected $width=0.4; // in percent of major ticks
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protected $abswidth=-1; // Width in absolute pixels
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protected $ybase=0; // Bars start at 0
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protected $align="center";
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protected $bar_shadow=false;
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protected $bar_shadow_color="black";
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protected $bar_shadow_hsize=3,$bar_shadow_vsize=3;
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//---------------
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// CONSTRUCTOR
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function BarPlot($datay,$datax=false) {
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$this->Plot($datay,$datax);
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++$this->numpoints;
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}
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//---------------
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// PUBLIC METHODS
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// Set a drop shadow for the bar (or rather an "up-right" shadow)
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function SetShadow($color="black",$hsize=3,$vsize=3,$show=true) {
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$this->bar_shadow=$show;
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$this->bar_shadow_color=$color;
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$this->bar_shadow_vsize=$vsize;
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$this->bar_shadow_hsize=$hsize;
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// Adjust the value margin to compensate for shadow
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$this->value->margin += $vsize;
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}
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// DEPRECATED use SetYBase instead
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function SetYMin($aYStartValue) {
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//die("JpGraph Error: Deprecated function SetYMin. Use SetYBase() instead.");
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$this->ybase=$aYStartValue;
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}
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// Specify the base value for the bars
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function SetYBase($aYStartValue) {
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$this->ybase=$aYStartValue;
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}
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function Legend($graph) {
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if( $this->grad && $this->legend!="" && !$this->fill ) {
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$color=array($this->grad_fromcolor,$this->grad_tocolor);
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// In order to differentiate between gradients and cooors specified as an RGB triple
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$graph->legend->Add($this->legend,$color,"",-$this->grad_style,
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$this->legendcsimtarget,$this->legendcsimalt);
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}
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elseif( $this->legend!="" && ($this->iPattern > -1 || is_array($this->iPattern)) ) {
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if( is_array($this->iPattern) ) {
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$p1 = $this->iPattern[0];
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$p2 = $this->iPatternColor[0];
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$p3 = $this->iPatternDensity[0];
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}
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else {
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$p1 = $this->iPattern;
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$p2 = $this->iPatternColor;
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$p3 = $this->iPatternDensity;
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}
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$color = array($p1,$p2,$p3,$this->fill_color);
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// A kludge: Too mark that we add a pattern we use a type value of < 100
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$graph->legend->Add($this->legend,$color,"",-101,
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$this->legendcsimtarget,$this->legendcsimalt);
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}
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elseif( $this->fill_color && $this->legend!="" ) {
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if( is_array($this->fill_color) ) {
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$graph->legend->Add($this->legend,$this->fill_color[0],"",0,
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$this->legendcsimtarget,$this->legendcsimalt);
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}
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else {
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$graph->legend->Add($this->legend,$this->fill_color,"",0,
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$this->legendcsimtarget,$this->legendcsimalt);
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}
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}
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}
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// Gets called before any axis are stroked
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function PreStrokeAdjust($graph) {
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parent::PreStrokeAdjust($graph);
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// If we are using a log Y-scale we want the base to be at the
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// minimum Y-value unless the user have specifically set some other
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// value than the default.
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if( substr($graph->axtype,-3,3)=="log" && $this->ybase==0 )
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$this->ybase = $graph->yaxis->scale->GetMinVal();
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// For a "text" X-axis scale we will adjust the
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// display of the bars a little bit.
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if( substr($graph->axtype,0,3)=="tex" ) {
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// Position the ticks between the bars
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$graph->xaxis->scale->ticks->SetXLabelOffset(0.5,0);
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// Center the bars
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if( $this->abswidth > -1 ) {
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$graph->SetTextScaleAbsCenterOff($this->abswidth);
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}
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else {
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if( $this->align == "center" )
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$graph->SetTextScaleOff(0.5-$this->width/2);
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elseif( $this->align == "right" )
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$graph->SetTextScaleOff(1-$this->width);
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}
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}
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elseif( ($this instanceof AccBarPlot) || ($this instanceof GroupBarPlot) ) {
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// We only set an absolute width for linear and int scale
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// for text scale the width will be set to a fraction of
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// the majstep width.
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if( $this->abswidth == -1 ) {
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// Not set
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// set width to a visuable sensible default
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$this->abswidth = $graph->img->plotwidth/(2*count($this->coords[0]));
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}
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}
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}
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function Min() {
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$m = parent::Min();
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if( $m[1] >= $this->ybase )
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$m[1] = $this->ybase;
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return $m;
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}
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function Max() {
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$m = parent::Max();
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if( $m[1] <= $this->ybase )
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$m[1] = $this->ybase;
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return $m;
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}
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// Specify width as fractions of the major stepo size
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function SetWidth($aWidth) {
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if( $aWidth > 1 ) {
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// Interpret this as absolute width
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$this->abswidth=$aWidth;
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}
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else
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$this->width=$aWidth;
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}
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// Specify width in absolute pixels. If specified this
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// overrides SetWidth()
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function SetAbsWidth($aWidth) {
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$this->abswidth=$aWidth;
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}
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function SetAlign($aAlign) {
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$this->align=$aAlign;
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}
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function SetNoFill() {
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$this->grad = false;
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$this->fill_color=false;
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$this->fill=false;
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}
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function SetFillColor($aColor) {
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$this->fill = true ;
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$this->fill_color=$aColor;
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}
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function SetFillGradient($from_color,$to_color,$style) {
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$this->grad=true;
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$this->grad_fromcolor=$from_color;
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$this->grad_tocolor=$to_color;
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$this->grad_style=$style;
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}
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function SetValuePos($aPos) {
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$this->valuepos = $aPos;
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}
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function SetPattern($aPattern, $aColor='black'){
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if( is_array($aPattern) ) {
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$n = count($aPattern);
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$this->iPattern = array();
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$this->iPatternDensity = array();
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if( is_array($aColor) ) {
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$this->iPatternColor = array();
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if( count($aColor) != $n ) {
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JpGraphError::Raise('NUmber of colors is not the same as the number of patterns in BarPlot::SetPattern()');
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}
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}
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else
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$this->iPatternColor = $aColor;
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for( $i=0; $i < $n; ++$i ) {
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$this->_SetPatternHelper($aPattern[$i], $this->iPattern[$i], $this->iPatternDensity[$i]);
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if( is_array($aColor) ) {
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$this->iPatternColor[$i] = $aColor[$i];
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}
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}
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}
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else {
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$this->_SetPatternHelper($aPattern, $this->iPattern, $this->iPatternDensity);
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$this->iPatternColor = $aColor;
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}
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}
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function _SetPatternHelper($aPattern, &$aPatternValue, &$aDensity){
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switch( $aPattern ) {
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case PATTERN_DIAG1:
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$aPatternValue= 1;
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$aDensity = 90;
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break;
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case PATTERN_DIAG2:
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$aPatternValue= 1;
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$aDensity = 75;
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break;
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case PATTERN_DIAG3:
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$aPatternValue= 2;
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$aDensity = 90;
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break;
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case PATTERN_DIAG4:
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$aPatternValue= 2;
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$aDensity = 75;
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break;
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case PATTERN_CROSS1:
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$aPatternValue= 8;
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$aDensity = 90;
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break;
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case PATTERN_CROSS2:
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$aPatternValue= 8;
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$aDensity = 78;
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break;
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case PATTERN_CROSS3:
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$aPatternValue= 8;
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$aDensity = 65;
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break;
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case PATTERN_CROSS4:
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$aPatternValue= 7;
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$aDensity = 90;
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break;
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case PATTERN_STRIPE1:
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$aPatternValue= 5;
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$aDensity = 90;
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break;
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case PATTERN_STRIPE2:
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$aPatternValue= 5;
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$aDensity = 75;
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break;
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default:
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JpGraphError::Raise('Unknown pattern specified in call to BarPlot::SetPattern()');
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}
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}
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function Stroke($img,$xscale,$yscale) {
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$numpoints = count($this->coords[0]);
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if( isset($this->coords[1]) ) {
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if( count($this->coords[1])!=$numpoints )
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JpGraphError::Raise("Number of X and Y points are not equal. Number of X-points:".count($this->coords[1])."Number of Y-points:$numpoints");
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else
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$exist_x = true;
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}
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else
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$exist_x = false;
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$numbars=count($this->coords[0]);
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// Use GetMinVal() instead of scale[0] directly since in the case
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// of log scale we get a correct value. Log scales will have negative
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// values for values < 1 while still not representing negative numbers.
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if( $yscale->GetMinVal() >= 0 )
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$zp=$yscale->scale_abs[0];
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else {
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$zp=$yscale->Translate(0);
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}
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if( $this->abswidth > -1 ) {
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$abswidth=$this->abswidth;
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}
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else
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$abswidth=round($this->width*$xscale->scale_factor,0);
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// Count pontetial pattern array to avoid doing the count for each iteration
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if( is_array($this->iPattern) ) {
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$np = count($this->iPattern);
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}
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for($i=0; $i < $numbars; ++$i) {
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// If value is NULL, or 0 then don't draw a bar at all
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if ($this->coords[0][$i] === null || $this->coords[0][$i] === '' )
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continue;
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if( $exist_x ) $x=$this->coords[1][$i];
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else $x=$i;
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$x=$xscale->Translate($x);
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// Comment Note: This confuses the positioning when using acc together with
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// grouped bars. Workaround for fixing #191
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/*
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328 |
if( !$xscale->textscale ) {
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if($this->align=="center")
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$x -= $abswidth/2;
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elseif($this->align=="right")
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$x -= $abswidth;
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}
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*/
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// Stroke fill color and fill gradient
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$pts=array(
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$x,$zp,
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$x,$yscale->Translate($this->coords[0][$i]),
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$x+$abswidth,$yscale->Translate($this->coords[0][$i]),
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$x+$abswidth,$zp);
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if( $this->grad ) {
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$grad = new Gradient($img);
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$grad->FilledRectangle($pts[2],$pts[3],
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$pts[6],$pts[7],
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$this->grad_fromcolor,$this->grad_tocolor,$this->grad_style);
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}
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elseif( !empty($this->fill_color) ) {
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if(is_array($this->fill_color)) {
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$img->PushColor($this->fill_color[$i % count($this->fill_color)]);
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} else {
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$img->PushColor($this->fill_color);
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}
|
|
|
353 |
$img->FilledPolygon($pts);
|
|
|
354 |
$img->PopColor();
|
|
|
355 |
}
|
|
|
356 |
|
|
|
357 |
|
|
|
358 |
// Remember value of this bar
|
|
|
359 |
$val=$this->coords[0][$i];
|
|
|
360 |
|
|
|
361 |
if( !empty($val) && !is_numeric($val) ) {
|
|
|
362 |
JpGraphError::Raise('All values for a barplot must be numeric. You have specified value['.$i.'] == \''.$val.'\'');
|
|
|
363 |
}
|
|
|
364 |
|
|
|
365 |
// Determine the shadow
|
|
|
366 |
if( $this->bar_shadow && $val != 0) {
|
|
|
367 |
|
|
|
368 |
$ssh = $this->bar_shadow_hsize;
|
|
|
369 |
$ssv = $this->bar_shadow_vsize;
|
|
|
370 |
// Create points to create a "upper-right" shadow
|
|
|
371 |
if( $val > 0 ) {
|
|
|
372 |
$sp[0]=$pts[6]; $sp[1]=$pts[7];
|
|
|
373 |
$sp[2]=$pts[4]; $sp[3]=$pts[5];
|
|
|
374 |
$sp[4]=$pts[2]; $sp[5]=$pts[3];
|
|
|
375 |
$sp[6]=$pts[2]+$ssh; $sp[7]=$pts[3]-$ssv;
|
|
|
376 |
$sp[8]=$pts[4]+$ssh; $sp[9]=$pts[5]-$ssv;
|
|
|
377 |
$sp[10]=$pts[6]+$ssh; $sp[11]=$pts[7]-$ssv;
|
|
|
378 |
}
|
|
|
379 |
elseif( $val < 0 ) {
|
|
|
380 |
$sp[0]=$pts[4]; $sp[1]=$pts[5];
|
|
|
381 |
$sp[2]=$pts[6]; $sp[3]=$pts[7];
|
|
|
382 |
$sp[4]=$pts[0]; $sp[5]=$pts[1];
|
|
|
383 |
$sp[6]=$pts[0]+$ssh; $sp[7]=$pts[1]-$ssv;
|
|
|
384 |
$sp[8]=$pts[6]+$ssh; $sp[9]=$pts[7]-$ssv;
|
|
|
385 |
$sp[10]=$pts[4]+$ssh; $sp[11]=$pts[5]-$ssv;
|
|
|
386 |
}
|
|
|
387 |
if( is_array($this->bar_shadow_color) ) {
|
|
|
388 |
$numcolors = count($this->bar_shadow_color);
|
|
|
389 |
if( $numcolors == 0 ) {
|
|
|
390 |
JpGraphError::Raise('You have specified an empty array for shadow colors in the bar plot.');
|
|
|
391 |
}
|
|
|
392 |
$img->PushColor($this->bar_shadow_color[$i % $numcolors]);
|
|
|
393 |
}
|
|
|
394 |
else {
|
|
|
395 |
$img->PushColor($this->bar_shadow_color);
|
|
|
396 |
}
|
|
|
397 |
$img->FilledPolygon($sp);
|
|
|
398 |
$img->PopColor();
|
|
|
399 |
}
|
|
|
400 |
|
|
|
401 |
// Stroke the pattern
|
|
|
402 |
if( is_array($this->iPattern) ) {
|
|
|
403 |
$f = new RectPatternFactory();
|
|
|
404 |
if( is_array($this->iPatternColor) ) {
|
|
|
405 |
$pcolor = $this->iPatternColor[$i % $np];
|
|
|
406 |
}
|
|
|
407 |
else
|
|
|
408 |
$pcolor = $this->iPatternColor;
|
|
|
409 |
$prect = $f->Create($this->iPattern[$i % $np],$pcolor,1);
|
|
|
410 |
$prect->SetDensity($this->iPatternDensity[$i % $np]);
|
|
|
411 |
|
|
|
412 |
if( $val < 0 ) {
|
|
|
413 |
$rx = $pts[0];
|
|
|
414 |
$ry = $pts[1];
|
|
|
415 |
}
|
|
|
416 |
else {
|
|
|
417 |
$rx = $pts[2];
|
|
|
418 |
$ry = $pts[3];
|
|
|
419 |
}
|
|
|
420 |
$width = abs($pts[4]-$pts[0])+1;
|
|
|
421 |
$height = abs($pts[1]-$pts[3])+1;
|
|
|
422 |
$prect->SetPos(new Rectangle($rx,$ry,$width,$height));
|
|
|
423 |
$prect->Stroke($img);
|
|
|
424 |
}
|
|
|
425 |
else {
|
|
|
426 |
if( $this->iPattern > -1 ) {
|
|
|
427 |
$f = new RectPatternFactory();
|
|
|
428 |
$prect = $f->Create($this->iPattern,$this->iPatternColor,1);
|
|
|
429 |
$prect->SetDensity($this->iPatternDensity);
|
|
|
430 |
if( $val < 0 ) {
|
|
|
431 |
$rx = $pts[0];
|
|
|
432 |
$ry = $pts[1];
|
|
|
433 |
}
|
|
|
434 |
else {
|
|
|
435 |
$rx = $pts[2];
|
|
|
436 |
$ry = $pts[3];
|
|
|
437 |
}
|
|
|
438 |
$width = abs($pts[4]-$pts[0])+1;
|
|
|
439 |
$height = abs($pts[1]-$pts[3])+1;
|
|
|
440 |
$prect->SetPos(new Rectangle($rx,$ry,$width,$height));
|
|
|
441 |
$prect->Stroke($img);
|
|
|
442 |
}
|
|
|
443 |
}
|
|
|
444 |
// Stroke the outline of the bar
|
|
|
445 |
if( is_array($this->color) )
|
|
|
446 |
$img->SetColor($this->color[$i % count($this->color)]);
|
|
|
447 |
else
|
|
|
448 |
$img->SetColor($this->color);
|
|
|
449 |
|
|
|
450 |
$pts[] = $pts[0];
|
|
|
451 |
$pts[] = $pts[1];
|
|
|
452 |
|
|
|
453 |
if( $this->weight > 0 ) {
|
|
|
454 |
$img->SetLineWeight($this->weight);
|
|
|
455 |
$img->Polygon($pts);
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
// Determine how to best position the values of the individual bars
|
|
|
459 |
$x=$pts[2]+($pts[4]-$pts[2])/2;
|
|
|
460 |
if( $this->valuepos=='top' ) {
|
|
|
461 |
$y=$pts[3];
|
|
|
462 |
if( $img->a === 90 ) {
|
|
|
463 |
if( $val < 0 )
|
|
|
464 |
$this->value->SetAlign('right','center');
|
|
|
465 |
else
|
|
|
466 |
$this->value->SetAlign('left','center');
|
|
|
467 |
|
|
|
468 |
}
|
|
|
469 |
$this->value->Stroke($img,$val,$x,$y);
|
|
|
470 |
}
|
|
|
471 |
elseif( $this->valuepos=='max' ) {
|
|
|
472 |
$y=$pts[3];
|
|
|
473 |
if( $img->a === 90 ) {
|
|
|
474 |
if( $val < 0 )
|
|
|
475 |
$this->value->SetAlign('left','center');
|
|
|
476 |
else
|
|
|
477 |
$this->value->SetAlign('right','center');
|
|
|
478 |
}
|
|
|
479 |
else {
|
|
|
480 |
$this->value->SetAlign('center','top');
|
|
|
481 |
}
|
|
|
482 |
$this->value->SetMargin(-3);
|
|
|
483 |
$this->value->Stroke($img,$val,$x,$y);
|
|
|
484 |
}
|
|
|
485 |
elseif( $this->valuepos=='center' ) {
|
|
|
486 |
$y = ($pts[3] + $pts[1])/2;
|
|
|
487 |
$this->value->SetAlign('center','center');
|
|
|
488 |
$this->value->SetMargin(0);
|
|
|
489 |
$this->value->Stroke($img,$val,$x,$y);
|
|
|
490 |
}
|
|
|
491 |
elseif( $this->valuepos=='bottom' || $this->valuepos=='min' ) {
|
|
|
492 |
$y=$pts[1];
|
|
|
493 |
if( $img->a === 90 ) {
|
|
|
494 |
if( $val < 0 )
|
|
|
495 |
$this->value->SetAlign('right','center');
|
|
|
496 |
else
|
|
|
497 |
$this->value->SetAlign('left','center');
|
|
|
498 |
}
|
|
|
499 |
$this->value->SetMargin(3);
|
|
|
500 |
$this->value->Stroke($img,$val,$x,$y);
|
|
|
501 |
}
|
|
|
502 |
else {
|
|
|
503 |
JpGraphError::Raise('Unknown position for values on bars :'.$this->valuepos);
|
|
|
504 |
}
|
|
|
505 |
// Create the client side image map
|
|
|
506 |
$rpts = $img->ArrRotate($pts);
|
|
|
507 |
$csimcoord=round($rpts[0]).", ".round($rpts[1]);
|
|
|
508 |
for( $j=1; $j < 4; ++$j){
|
|
|
509 |
$csimcoord .= ", ".round($rpts[2*$j]).", ".round($rpts[2*$j+1]);
|
|
|
510 |
}
|
|
|
511 |
if( !empty($this->csimtargets[$i]) ) {
|
|
|
512 |
$this->csimareas .= '<area shape="poly" coords="'.$csimcoord.'" ';
|
|
|
513 |
$this->csimareas .= " href=\"".htmlentities($this->csimtargets[$i])."\"";
|
|
|
514 |
$sval='';
|
|
|
515 |
if( !empty($this->csimalts[$i]) ) {
|
|
|
516 |
$sval=sprintf($this->csimalts[$i],$this->coords[0][$i]);
|
|
|
517 |
$this->csimareas .= " title=\"$sval\" ";
|
|
|
518 |
}
|
|
|
519 |
$this->csimareas .= " alt=\"$sval\" />\n";
|
|
|
520 |
}
|
|
|
521 |
}
|
|
|
522 |
return true;
|
|
|
523 |
}
|
|
|
524 |
} // Class
|
|
|
525 |
|
|
|
526 |
//===================================================
|
|
|
527 |
// CLASS GroupBarPlot
|
|
|
528 |
// Description: Produce grouped bar plots
|
|
|
529 |
//===================================================
|
|
|
530 |
class GroupBarPlot extends BarPlot {
|
|
|
531 |
private $plots, $nbrplots=0;
|
|
|
532 |
//---------------
|
|
|
533 |
// CONSTRUCTOR
|
|
|
534 |
function GroupBarPlot($plots) {
|
|
|
535 |
$this->width=0.7;
|
|
|
536 |
$this->plots = $plots;
|
|
|
537 |
$this->nbrplots = count($plots);
|
|
|
538 |
if( $this->nbrplots < 1 ) {
|
|
|
539 |
JpGraphError::Raise('Cannot create GroupBarPlot from empty plot array.');
|
|
|
540 |
}
|
|
|
541 |
for($i=0; $i < $this->nbrplots; ++$i ) {
|
|
|
542 |
if( empty($this->plots[$i]) || !isset($this->plots[$i]) ) {
|
|
|
543 |
JpGraphError::Raise("Group bar plot element nbr $i is undefined or empty.");
|
|
|
544 |
}
|
|
|
545 |
}
|
|
|
546 |
$this->numpoints = $plots[0]->numpoints;
|
|
|
547 |
$this->width=0.7;
|
|
|
548 |
}
|
|
|
549 |
|
|
|
550 |
//---------------
|
|
|
551 |
// PUBLIC METHODS
|
|
|
552 |
function Legend($graph) {
|
|
|
553 |
$n = count($this->plots);
|
|
|
554 |
for($i=0; $i < $n; ++$i) {
|
|
|
555 |
$c = get_class($this->plots[$i]);
|
|
|
556 |
if( !($this->plots[$i] instanceof BarPlot) ) {
|
|
|
557 |
JpGraphError::Raise('One of the objects submitted to GroupBar is not a BarPlot. Make sure that you create the Group Bar plot from an array of BarPlot or AccBarPlot objects. (Class = '.$c.')');
|
|
|
558 |
}
|
|
|
559 |
$this->plots[$i]->DoLegend($graph);
|
|
|
560 |
}
|
|
|
561 |
}
|
|
|
562 |
|
|
|
563 |
function Min() {
|
|
|
564 |
list($xmin,$ymin) = $this->plots[0]->Min();
|
|
|
565 |
$n = count($this->plots);
|
|
|
566 |
for($i=0; $i < $n; ++$i) {
|
|
|
567 |
list($xm,$ym) = $this->plots[$i]->Min();
|
|
|
568 |
$xmin = max($xmin,$xm);
|
|
|
569 |
$ymin = min($ymin,$ym);
|
|
|
570 |
}
|
|
|
571 |
return array($xmin,$ymin);
|
|
|
572 |
}
|
|
|
573 |
|
|
|
574 |
function Max() {
|
|
|
575 |
list($xmax,$ymax) = $this->plots[0]->Max();
|
|
|
576 |
$n = count($this->plots);
|
|
|
577 |
for($i=0; $i < $n; ++$i) {
|
|
|
578 |
list($xm,$ym) = $this->plots[$i]->Max();
|
|
|
579 |
$xmax = max($xmax,$xm);
|
|
|
580 |
$ymax = max($ymax,$ym);
|
|
|
581 |
}
|
|
|
582 |
return array($xmax,$ymax);
|
|
|
583 |
}
|
|
|
584 |
|
|
|
585 |
function GetCSIMareas() {
|
|
|
586 |
$n = count($this->plots);
|
|
|
587 |
$csimareas='';
|
|
|
588 |
for($i=0; $i < $n; ++$i) {
|
|
|
589 |
$csimareas .= $this->plots[$i]->csimareas;
|
|
|
590 |
}
|
|
|
591 |
return $csimareas;
|
|
|
592 |
}
|
|
|
593 |
|
|
|
594 |
// Stroke all the bars next to each other
|
|
|
595 |
function Stroke($img,$xscale,$yscale) {
|
|
|
596 |
$tmp=$xscale->off;
|
|
|
597 |
$n = count($this->plots);
|
|
|
598 |
$subwidth = $this->width/$this->nbrplots ;
|
|
|
599 |
|
|
|
600 |
for( $i=0; $i < $n; ++$i ) {
|
|
|
601 |
$this->plots[$i]->ymin=$this->ybase;
|
|
|
602 |
$this->plots[$i]->SetWidth($subwidth);
|
|
|
603 |
|
|
|
604 |
// If the client have used SetTextTickInterval() then
|
|
|
605 |
// major_step will be > 1 and the positioning will fail.
|
|
|
606 |
// If we assume it is always one the positioning will work
|
|
|
607 |
// fine with a text scale but this will not work with
|
|
|
608 |
// arbitrary linear scale
|
|
|
609 |
$xscale->off = $tmp+$i*round($xscale->scale_factor* $subwidth);
|
|
|
610 |
$this->plots[$i]->Stroke($img,$xscale,$yscale);
|
|
|
611 |
}
|
|
|
612 |
$xscale->off=$tmp;
|
|
|
613 |
}
|
|
|
614 |
} // Class
|
|
|
615 |
|
|
|
616 |
//===================================================
|
|
|
617 |
// CLASS AccBarPlot
|
|
|
618 |
// Description: Produce accumulated bar plots
|
|
|
619 |
//===================================================
|
|
|
620 |
class AccBarPlot extends BarPlot {
|
|
|
621 |
private $plots=null,$nbrplots=0;
|
|
|
622 |
//---------------
|
|
|
623 |
// CONSTRUCTOR
|
|
|
624 |
function AccBarPlot($plots) {
|
|
|
625 |
$this->plots = $plots;
|
|
|
626 |
$this->nbrplots = count($plots);
|
|
|
627 |
if( $this->nbrplots < 1 ) {
|
|
|
628 |
JpGraphError::Raise('Cannot create AccBarPlot from empty plot array.');
|
|
|
629 |
}
|
|
|
630 |
for($i=0; $i < $this->nbrplots; ++$i ) {
|
|
|
631 |
if( empty($this->plots[$i]) || !isset($this->plots[$i]) ) {
|
|
|
632 |
JpGraphError::Raise("Acc bar plot element nbr $i is undefined or empty.");
|
|
|
633 |
}
|
|
|
634 |
}
|
|
|
635 |
$this->numpoints = $plots[0]->numpoints;
|
|
|
636 |
$this->value = new DisplayValue();
|
|
|
637 |
}
|
|
|
638 |
|
|
|
639 |
//---------------
|
|
|
640 |
// PUBLIC METHODS
|
|
|
641 |
function Legend($graph) {
|
|
|
642 |
$n = count($this->plots);
|
|
|
643 |
for( $i=$n-1; $i >= 0; --$i ) {
|
|
|
644 |
$c = get_class($this->plots[$i]);
|
|
|
645 |
if( !($this->plots[$i] instanceof BarPlot) ) {
|
|
|
646 |
JpGraphError::Raise('One of the objects submitted to AccBar is not a BarPlot. Make sure that you create the AccBar plot from an array of BarPlot objects.(Class='.$c.')');
|
|
|
647 |
}
|
|
|
648 |
$this->plots[$i]->DoLegend($graph);
|
|
|
649 |
}
|
|
|
650 |
}
|
|
|
651 |
|
|
|
652 |
function Max() {
|
|
|
653 |
list($xmax) = $this->plots[0]->Max();
|
|
|
654 |
$nmax=0;
|
|
|
655 |
for($i=0; $i < count($this->plots); ++$i) {
|
|
|
656 |
$n = count($this->plots[$i]->coords[0]);
|
|
|
657 |
$nmax = max($nmax,$n);
|
|
|
658 |
list($x) = $this->plots[$i]->Max();
|
|
|
659 |
$xmax = max($xmax,$x);
|
|
|
660 |
}
|
|
|
661 |
for( $i = 0; $i < $nmax; $i++ ) {
|
|
|
662 |
// Get y-value for bar $i by adding the
|
|
|
663 |
// individual bars from all the plots added.
|
|
|
664 |
// It would be wrong to just add the
|
|
|
665 |
// individual plots max y-value since that
|
|
|
666 |
// would in most cases give to large y-value.
|
|
|
667 |
$y=0;
|
|
|
668 |
if( !isset($this->plots[0]->coords[0][$i]) ) {
|
|
|
669 |
JpGraphError::RaiseL(2014);
|
|
|
670 |
}
|
|
|
671 |
if( $this->plots[0]->coords[0][$i] > 0 )
|
|
|
672 |
$y=$this->plots[0]->coords[0][$i];
|
|
|
673 |
for( $j = 1; $j < $this->nbrplots; $j++ ) {
|
|
|
674 |
if( !isset($this->plots[$j]->coords[0][$i]) ) {
|
|
|
675 |
JpGraphError::RaiseL(2014);
|
|
|
676 |
}
|
|
|
677 |
if( $this->plots[$j]->coords[0][$i] > 0 )
|
|
|
678 |
$y += $this->plots[$j]->coords[0][$i];
|
|
|
679 |
}
|
|
|
680 |
$ymax[$i] = $y;
|
|
|
681 |
}
|
|
|
682 |
$ymax = max($ymax);
|
|
|
683 |
|
|
|
684 |
// Bar always start at baseline
|
|
|
685 |
if( $ymax <= $this->ybase )
|
|
|
686 |
$ymax = $this->ybase;
|
|
|
687 |
return array($xmax,$ymax);
|
|
|
688 |
}
|
|
|
689 |
|
|
|
690 |
function Min() {
|
|
|
691 |
$nmax=0;
|
|
|
692 |
list($xmin,$ysetmin) = $this->plots[0]->Min();
|
|
|
693 |
for($i=0; $i < count($this->plots); ++$i) {
|
|
|
694 |
$n = count($this->plots[$i]->coords[0]);
|
|
|
695 |
$nmax = max($nmax,$n);
|
|
|
696 |
list($x,$y) = $this->plots[$i]->Min();
|
|
|
697 |
$xmin = Min($xmin,$x);
|
|
|
698 |
$ysetmin = Min($y,$ysetmin);
|
|
|
699 |
}
|
|
|
700 |
for( $i = 0; $i < $nmax; $i++ ) {
|
|
|
701 |
// Get y-value for bar $i by adding the
|
|
|
702 |
// individual bars from all the plots added.
|
|
|
703 |
// It would be wrong to just add the
|
|
|
704 |
// individual plots max y-value since that
|
|
|
705 |
// would in most cases give to large y-value.
|
|
|
706 |
$y=0;
|
|
|
707 |
if( $this->plots[0]->coords[0][$i] < 0 )
|
|
|
708 |
$y=$this->plots[0]->coords[0][$i];
|
|
|
709 |
for( $j = 1; $j < $this->nbrplots; $j++ ) {
|
|
|
710 |
if( $this->plots[$j]->coords[0][$i] < 0 )
|
|
|
711 |
$y += $this->plots[ $j ]->coords[0][$i];
|
|
|
712 |
}
|
|
|
713 |
$ymin[$i] = $y;
|
|
|
714 |
}
|
|
|
715 |
$ymin = Min($ysetmin,Min($ymin));
|
|
|
716 |
// Bar always start at baseline
|
|
|
717 |
if( $ymin >= $this->ybase )
|
|
|
718 |
$ymin = $this->ybase;
|
|
|
719 |
return array($xmin,$ymin);
|
|
|
720 |
}
|
|
|
721 |
|
|
|
722 |
// Stroke acc bar plot
|
|
|
723 |
function Stroke($img,$xscale,$yscale) {
|
|
|
724 |
$pattern=NULL;
|
|
|
725 |
$img->SetLineWeight($this->weight);
|
|
|
726 |
for($i=0; $i < $this->numpoints-1; $i++) {
|
|
|
727 |
$accy = 0;
|
|
|
728 |
$accy_neg = 0;
|
|
|
729 |
for($j=0; $j < $this->nbrplots; ++$j ) {
|
|
|
730 |
$img->SetColor($this->plots[$j]->color);
|
|
|
731 |
|
|
|
732 |
if ( $this->plots[$j]->coords[0][$i] >= 0) {
|
|
|
733 |
$yt=$yscale->Translate($this->plots[$j]->coords[0][$i]+$accy);
|
|
|
734 |
$accyt=$yscale->Translate($accy);
|
|
|
735 |
$accy+=$this->plots[$j]->coords[0][$i];
|
|
|
736 |
}
|
|
|
737 |
else {
|
|
|
738 |
//if ( $this->plots[$j]->coords[0][$i] < 0 || $accy_neg < 0 ) {
|
|
|
739 |
$yt=$yscale->Translate($this->plots[$j]->coords[0][$i]+$accy_neg);
|
|
|
740 |
$accyt=$yscale->Translate($accy_neg);
|
|
|
741 |
$accy_neg+=$this->plots[$j]->coords[0][$i];
|
|
|
742 |
}
|
|
|
743 |
|
|
|
744 |
$xt=$xscale->Translate($i);
|
|
|
745 |
|
|
|
746 |
if( $this->abswidth > -1 )
|
|
|
747 |
$abswidth=$this->abswidth;
|
|
|
748 |
else
|
|
|
749 |
$abswidth=round($this->width*$xscale->scale_factor,0);
|
|
|
750 |
|
|
|
751 |
$pts=array($xt,$accyt,$xt,$yt,$xt+$abswidth,$yt,$xt+$abswidth,$accyt);
|
|
|
752 |
|
|
|
753 |
if( $this->bar_shadow ) {
|
|
|
754 |
$ssh = $this->bar_shadow_hsize;
|
|
|
755 |
$ssv = $this->bar_shadow_vsize;
|
|
|
756 |
|
|
|
757 |
// We must also differ if we are a positive or negative bar.
|
|
|
758 |
if( $j === 0 ) {
|
|
|
759 |
// This gets extra complicated since we have to
|
|
|
760 |
// see all plots to see if we are negative. It could
|
|
|
761 |
// for example be that all plots are 0 until the very
|
|
|
762 |
// last one. We therefore need to save the initial setup
|
|
|
763 |
// for both the negative and positive case
|
|
|
764 |
|
|
|
765 |
// In case the final bar is positive
|
|
|
766 |
$sp[0]=$pts[6]+1; $sp[1]=$pts[7];
|
|
|
767 |
$sp[2]=$pts[6]+$ssh; $sp[3]=$pts[7]-$ssv;
|
|
|
768 |
|
|
|
769 |
// In case the final bar is negative
|
|
|
770 |
$nsp[0]=$pts[0]; $nsp[1]=$pts[1];
|
|
|
771 |
$nsp[2]=$pts[0]+$ssh; $nsp[3]=$pts[1]-$ssv;
|
|
|
772 |
$nsp[4]=$pts[6]+$ssh; $nsp[5]=$pts[7]-$ssv;
|
|
|
773 |
$nsp[10]=$pts[6]+1; $nsp[11]=$pts[7];
|
|
|
774 |
}
|
|
|
775 |
|
|
|
776 |
if( $j === $this->nbrplots-1 ) {
|
|
|
777 |
// If this is the last plot of the bar and
|
|
|
778 |
// the total value is larger than 0 then we
|
|
|
779 |
// add the shadow.
|
|
|
780 |
if( is_array($this->bar_shadow_color) ) {
|
|
|
781 |
$numcolors = count($this->bar_shadow_color);
|
|
|
782 |
if( $numcolors == 0 ) {
|
|
|
783 |
JpGraphError::Raise('You have specified an empty array for shadow colors in the bar plot.');
|
|
|
784 |
}
|
|
|
785 |
$img->PushColor($this->bar_shadow_color[$i % $numcolors]);
|
|
|
786 |
}
|
|
|
787 |
else {
|
|
|
788 |
$img->PushColor($this->bar_shadow_color);
|
|
|
789 |
}
|
|
|
790 |
|
|
|
791 |
if( $accy > 0 ) {
|
|
|
792 |
$sp[4]=$pts[4]+$ssh; $sp[5]=$pts[5]-$ssv;
|
|
|
793 |
$sp[6]=$pts[2]+$ssh; $sp[7]=$pts[3]-$ssv;
|
|
|
794 |
$sp[8]=$pts[2]; $sp[9]=$pts[3]-1;
|
|
|
795 |
$sp[10]=$pts[4]+1; $sp[11]=$pts[5];
|
|
|
796 |
$img->FilledPolygon($sp,4);
|
|
|
797 |
}
|
|
|
798 |
elseif( $accy_neg < 0 ) {
|
|
|
799 |
$nsp[6]=$pts[4]+$ssh; $nsp[7]=$pts[5]-$ssv;
|
|
|
800 |
$nsp[8]=$pts[4]+1; $nsp[9]=$pts[5];
|
|
|
801 |
$img->FilledPolygon($nsp,4);
|
|
|
802 |
}
|
|
|
803 |
$img->PopColor();
|
|
|
804 |
}
|
|
|
805 |
}
|
|
|
806 |
|
|
|
807 |
|
|
|
808 |
// If value is NULL or 0, then don't draw a bar at all
|
|
|
809 |
if ($this->plots[$j]->coords[0][$i] == 0 ) continue;
|
|
|
810 |
|
|
|
811 |
if( $this->plots[$j]->grad ) {
|
|
|
812 |
$grad = new Gradient($img);
|
|
|
813 |
$grad->FilledRectangle(
|
|
|
814 |
$pts[2],$pts[3],
|
|
|
815 |
$pts[6],$pts[7],
|
|
|
816 |
$this->plots[$j]->grad_fromcolor,
|
|
|
817 |
$this->plots[$j]->grad_tocolor,
|
|
|
818 |
$this->plots[$j]->grad_style);
|
|
|
819 |
} else {
|
|
|
820 |
if (is_array($this->plots[$j]->fill_color) ) {
|
|
|
821 |
$numcolors = count($this->plots[$j]->fill_color);
|
|
|
822 |
$img->SetColor($this->plots[$j]->fill_color[$i % $numcolors]);
|
|
|
823 |
}
|
|
|
824 |
else {
|
|
|
825 |
$img->SetColor($this->plots[$j]->fill_color);
|
|
|
826 |
}
|
|
|
827 |
$img->FilledPolygon($pts);
|
|
|
828 |
$img->SetColor($this->plots[$j]->color);
|
|
|
829 |
}
|
|
|
830 |
|
|
|
831 |
// Stroke the pattern
|
|
|
832 |
if( $this->plots[$j]->iPattern > -1 ) {
|
|
|
833 |
if( $pattern===NULL )
|
|
|
834 |
$pattern = new RectPatternFactory();
|
|
|
835 |
|
|
|
836 |
$prect = $pattern->Create($this->plots[$j]->iPattern,$this->plots[$j]->iPatternColor,1);
|
|
|
837 |
$prect->SetDensity($this->plots[$j]->iPatternDensity);
|
|
|
838 |
if( $this->plots[$j]->coords[0][$i] < 0 ) {
|
|
|
839 |
$rx = $pts[0];
|
|
|
840 |
$ry = $pts[1];
|
|
|
841 |
}
|
|
|
842 |
else {
|
|
|
843 |
$rx = $pts[2];
|
|
|
844 |
$ry = $pts[3];
|
|
|
845 |
}
|
|
|
846 |
$width = abs($pts[4]-$pts[0])+1;
|
|
|
847 |
$height = abs($pts[1]-$pts[3])+1;
|
|
|
848 |
$prect->SetPos(new Rectangle($rx,$ry,$width,$height));
|
|
|
849 |
$prect->Stroke($img);
|
|
|
850 |
}
|
|
|
851 |
|
|
|
852 |
|
|
|
853 |
// CSIM array
|
|
|
854 |
|
|
|
855 |
if( $i < count($this->plots[$j]->csimtargets) ) {
|
|
|
856 |
// Create the client side image map
|
|
|
857 |
$rpts = $img->ArrRotate($pts);
|
|
|
858 |
$csimcoord=round($rpts[0]).", ".round($rpts[1]);
|
|
|
859 |
for( $k=1; $k < 4; ++$k){
|
|
|
860 |
$csimcoord .= ", ".round($rpts[2*$k]).", ".round($rpts[2*$k+1]);
|
|
|
861 |
}
|
|
|
862 |
if( ! empty($this->plots[$j]->csimtargets[$i]) ) {
|
|
|
863 |
$this->csimareas.= '<area shape="poly" coords="'.$csimcoord.'" ';
|
|
|
864 |
$this->csimareas.= " href=\"".$this->plots[$j]->csimtargets[$i]."\"";
|
|
|
865 |
$sval='';
|
|
|
866 |
if( !empty($this->plots[$j]->csimalts[$i]) ) {
|
|
|
867 |
$sval=sprintf($this->plots[$j]->csimalts[$i],$this->plots[$j]->coords[0][$i]);
|
|
|
868 |
$this->csimareas .= " title=\"$sval\" ";
|
|
|
869 |
}
|
|
|
870 |
$this->csimareas .= " alt=\"$sval\" />\n";
|
|
|
871 |
}
|
|
|
872 |
}
|
|
|
873 |
|
|
|
874 |
$pts[] = $pts[0];
|
|
|
875 |
$pts[] = $pts[1];
|
|
|
876 |
$img->Polygon($pts);
|
|
|
877 |
}
|
|
|
878 |
|
|
|
879 |
// Draw labels for each acc.bar
|
|
|
880 |
|
|
|
881 |
$x=$pts[2]+($pts[4]-$pts[2])/2;
|
|
|
882 |
if($this->bar_shadow) $x += $ssh;
|
|
|
883 |
|
|
|
884 |
// First stroke the accumulated value for the entire bar
|
|
|
885 |
// This value is always placed at the top/bottom of the bars
|
|
|
886 |
if( $accy_neg < 0 ) {
|
|
|
887 |
$y=$yscale->Translate($accy_neg);
|
|
|
888 |
$this->value->Stroke($img,$accy_neg,$x,$y);
|
|
|
889 |
}
|
|
|
890 |
else {
|
|
|
891 |
$y=$yscale->Translate($accy);
|
|
|
892 |
$this->value->Stroke($img,$accy,$x,$y);
|
|
|
893 |
}
|
|
|
894 |
|
|
|
895 |
$accy = 0;
|
|
|
896 |
$accy_neg = 0;
|
|
|
897 |
for($j=0; $j < $this->nbrplots; ++$j ) {
|
|
|
898 |
|
|
|
899 |
// We don't print 0 values in an accumulated bar plot
|
|
|
900 |
if( $this->plots[$j]->coords[0][$i] == 0 ) continue;
|
|
|
901 |
|
|
|
902 |
if ($this->plots[$j]->coords[0][$i] > 0) {
|
|
|
903 |
$yt=$yscale->Translate($this->plots[$j]->coords[0][$i]+$accy);
|
|
|
904 |
$accyt=$yscale->Translate($accy);
|
|
|
905 |
if( $this->plots[$j]->valuepos=='center' ) {
|
|
|
906 |
$y = $accyt-($accyt-$yt)/2;
|
|
|
907 |
}
|
|
|
908 |
elseif( $this->plots[$j]->valuepos=='bottom' ) {
|
|
|
909 |
$y = $accyt;
|
|
|
910 |
}
|
|
|
911 |
else { // top or max
|
|
|
912 |
$y = $accyt-($accyt-$yt);
|
|
|
913 |
}
|
|
|
914 |
$accy+=$this->plots[$j]->coords[0][$i];
|
|
|
915 |
if( $this->plots[$j]->valuepos=='center' ) {
|
|
|
916 |
$this->plots[$j]->value->SetAlign("center","center");
|
|
|
917 |
$this->plots[$j]->value->SetMargin(0);
|
|
|
918 |
}
|
|
|
919 |
elseif( $this->plots[$j]->valuepos=='bottom' ) {
|
|
|
920 |
$this->plots[$j]->value->SetAlign('center','bottom');
|
|
|
921 |
$this->plots[$j]->value->SetMargin(2);
|
|
|
922 |
}
|
|
|
923 |
else {
|
|
|
924 |
$this->plots[$j]->value->SetAlign('center','top');
|
|
|
925 |
$this->plots[$j]->value->SetMargin(1);
|
|
|
926 |
}
|
|
|
927 |
} else {
|
|
|
928 |
$yt=$yscale->Translate($this->plots[$j]->coords[0][$i]+$accy_neg);
|
|
|
929 |
$accyt=$yscale->Translate($accy_neg);
|
|
|
930 |
$accy_neg+=$this->plots[$j]->coords[0][$i];
|
|
|
931 |
if( $this->plots[$j]->valuepos=='center' ) {
|
|
|
932 |
$y = $accyt-($accyt-$yt)/2;
|
|
|
933 |
}
|
|
|
934 |
elseif( $this->plots[$j]->valuepos=='bottom' ) {
|
|
|
935 |
$y = $accyt;
|
|
|
936 |
}
|
|
|
937 |
else {
|
|
|
938 |
$y = $accyt-($accyt-$yt);
|
|
|
939 |
}
|
|
|
940 |
if( $this->plots[$j]->valuepos=='center' ) {
|
|
|
941 |
$this->plots[$j]->value->SetAlign("center","center");
|
|
|
942 |
$this->plots[$j]->value->SetMargin(0);
|
|
|
943 |
}
|
|
|
944 |
elseif( $this->plots[$j]->valuepos=='bottom' ) {
|
|
|
945 |
$this->plots[$j]->value->SetAlign('center',$j==0 ? 'bottom':'top');
|
|
|
946 |
$this->plots[$j]->value->SetMargin(-2);
|
|
|
947 |
}
|
|
|
948 |
else {
|
|
|
949 |
$this->plots[$j]->value->SetAlign('center','bottom');
|
|
|
950 |
$this->plots[$j]->value->SetMargin(-1);
|
|
|
951 |
}
|
|
|
952 |
}
|
|
|
953 |
$this->plots[$j]->value->Stroke($img,$this->plots[$j]->coords[0][$i],$x,$y);
|
|
|
954 |
}
|
|
|
955 |
|
|
|
956 |
}
|
|
|
957 |
return true;
|
|
|
958 |
}
|
|
|
959 |
} // Class
|
|
|
960 |
|
|
|
961 |
/* EOF */
|
|
|
962 |
?>
|