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Diffstat (limited to 'html/jpgraph/jpgraph_plotmark.inc.php')
| -rw-r--r-- | html/jpgraph/jpgraph_plotmark.inc.php | 504 |
1 files changed, 504 insertions, 0 deletions
diff --git a/html/jpgraph/jpgraph_plotmark.inc.php b/html/jpgraph/jpgraph_plotmark.inc.php new file mode 100644 index 0000000..88af849 --- /dev/null +++ b/html/jpgraph/jpgraph_plotmark.inc.php @@ -0,0 +1,504 @@ +<?php +//======================================================================= +// File: JPGRAPH_PLOTMARK.PHP +// Description: Class file. Handles plotmarks +// Created: 2003-03-21 +// Ver: $Id: jpgraph_plotmark.inc.php 1106 2009-02-22 20:16:35Z ljp $ +// +// Copyright (c) Asial Corporation. All rights reserved. +//======================================================================== + + +//=================================================== +// CLASS PlotMark +// Description: Handles the plot marks in graphs +//=================================================== + +class PlotMark { + public $title, $show=true; + public $type,$weight=1; + public $iFormatCallback="", $iFormatCallback2=""; + public $fill_color="blue"; + public $color="black", $width=4; + private $yvalue,$xvalue='',$csimtarget,$csimwintarget='',$csimalt,$csimareas; + private $markimg='',$iScale=1.0; + private $oldfilename='',$iFileName=''; + private $imgdata_balls = null; + private $imgdata_diamonds = null; + private $imgdata_squares = null; + private $imgdata_bevels = null; + private $imgdata_stars = null; + private $imgdata_pushpins = null; + + //-------------- + // CONSTRUCTOR + function __construct() { + $this->title = new Text(); + $this->title->Hide(); + $this->csimareas = ''; + $this->type=-1; + } + //--------------- + // PUBLIC METHODS + function SetType($aType,$aFileName='',$aScale=1.0) { + $this->type = $aType; + if( $aType == MARK_IMG && $aFileName=='' ) { + JpGraphError::RaiseL(23003);//('A filename must be specified if you set the mark type to MARK_IMG.'); + } + $this->iFileName = $aFileName; + $this->iScale = $aScale; + } + + function SetCallback($aFunc) { + $this->iFormatCallback = $aFunc; + } + + function SetCallbackYX($aFunc) { + $this->iFormatCallback2 = $aFunc; + } + + function GetType() { + return $this->type; + } + + function SetColor($aColor) { + $this->color=$aColor; + } + + function SetFillColor($aFillColor) { + $this->fill_color = $aFillColor; + } + + function SetWeight($aWeight) { + $this->weight = $aWeight; + } + + // Synonym for SetWidth() + function SetSize($aWidth) { + $this->width=$aWidth; + } + + function SetWidth($aWidth) { + $this->width=$aWidth; + } + + function SetDefaultWidth() { + switch( $this->type ) { + case MARK_CIRCLE: + case MARK_FILLEDCIRCLE: + $this->width=4; + break; + default: + $this->width=7; + } + } + + function GetWidth() { + return $this->width; + } + + function Hide($aHide=true) { + $this->show = !$aHide; + } + + function Show($aShow=true) { + $this->show = $aShow; + } + + function SetCSIMAltVal($aY,$aX='') { + $this->yvalue=$aY; + $this->xvalue=$aX; + } + + function SetCSIMTarget($aTarget,$aWinTarget='') { + $this->csimtarget=$aTarget; + $this->csimwintarget=$aWinTarget; + } + + function SetCSIMAlt($aAlt) { + $this->csimalt=$aAlt; + } + + function GetCSIMAreas(){ + return $this->csimareas; + } + + function AddCSIMPoly($aPts) { + $coords = round($aPts[0]).", ".round($aPts[1]); + $n = count($aPts)/2; + for( $i=1; $i < $n; ++$i){ + $coords .= ", ".round($aPts[2*$i]).", ".round($aPts[2*$i+1]); + } + $this->csimareas=""; + if( !empty($this->csimtarget) ) { + $this->csimareas .= "<area shape=\"poly\" coords=\"$coords\" href=\"".htmlentities($this->csimtarget)."\""; + + if( !empty($this->csimwintarget) ) { + $this->csimareas .= " target=\"".$this->csimwintarget."\" "; + } + + if( !empty($this->csimalt) ) { + $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); + $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\""; + } + $this->csimareas .= " />\n"; + } + } + + function AddCSIMCircle($x,$y,$r) { + $x = round($x); $y=round($y); $r=round($r); + $this->csimareas=""; + if( !empty($this->csimtarget) ) { + $this->csimareas .= "<area shape=\"circle\" coords=\"$x,$y,$r\" href=\"".htmlentities($this->csimtarget)."\""; + + if( !empty($this->csimwintarget) ) { + $this->csimareas .= " target=\"".$this->csimwintarget."\" "; + } + + if( !empty($this->csimalt) ) { + $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); + $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; + } + $this->csimareas .= " />\n"; + } + } + + function Stroke($img,$x,$y) { + if( !$this->show ) return; + + if( $this->iFormatCallback != '' || $this->iFormatCallback2 != '' ) { + + if( $this->iFormatCallback != '' ) { + $f = $this->iFormatCallback; + list($width,$color,$fcolor) = call_user_func($f,$this->yvalue); + $filename = $this->iFileName; + $imgscale = $this->iScale; + } + else { + $f = $this->iFormatCallback2; + list($width,$color,$fcolor,$filename,$imgscale) = call_user_func($f,$this->yvalue,$this->xvalue); + if( $filename=="" ) $filename = $this->iFileName; + if( $imgscale=="" ) $imgscale = $this->iScale; + } + + if( $width=="" ) $width = $this->width; + if( $color=="" ) $color = $this->color; + if( $fcolor=="" ) $fcolor = $this->fill_color; + + } + else { + $fcolor = $this->fill_color; + $color = $this->color; + $width = $this->width; + $filename = $this->iFileName; + $imgscale = $this->iScale; + } + + if( $this->type == MARK_IMG || + ($this->type >= MARK_FLAG1 && $this->type <= MARK_FLAG4 ) || + $this->type >= MARK_IMG_PUSHPIN ) { + + // Note: For the builtin images we use the "filename" parameter + // to denote the color + $anchor_x = 0.5; + $anchor_y = 0.5; + switch( $this->type ) { + case MARK_FLAG1: + case MARK_FLAG2: + case MARK_FLAG3: + case MARK_FLAG4: + $this->markimg = FlagCache::GetFlagImgByName($this->type-MARK_FLAG1+1,$filename); + break; + + case MARK_IMG : + // Load an image and use that as a marker + // Small optimization, if we have already read an image don't + // waste time reading it again. + if( $this->markimg == '' || !($this->oldfilename === $filename) ) { + $this->markimg = Graph::LoadBkgImage('',$filename); + $this->oldfilename = $filename ; + } + break; + + case MARK_IMG_PUSHPIN: + case MARK_IMG_SPUSHPIN: + case MARK_IMG_LPUSHPIN: + if( $this->imgdata_pushpins == null ) { + require_once 'imgdata_pushpins.inc.php'; + $this->imgdata_pushpins = new ImgData_PushPins(); + } + $this->markimg = $this->imgdata_pushpins->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_pushpins->GetAnchor(); + break; + + case MARK_IMG_SQUARE: + if( $this->imgdata_squares == null ) { + require_once 'imgdata_squares.inc.php'; + $this->imgdata_squares = new ImgData_Squares(); + } + $this->markimg = $this->imgdata_squares->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_squares->GetAnchor(); + break; + + case MARK_IMG_STAR: + if( $this->imgdata_stars == null ) { + require_once 'imgdata_stars.inc.php'; + $this->imgdata_stars = new ImgData_Stars(); + } + $this->markimg = $this->imgdata_stars->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_stars->GetAnchor(); + break; + + case MARK_IMG_BEVEL: + if( $this->imgdata_bevels == null ) { + require_once 'imgdata_bevels.inc.php'; + $this->imgdata_bevels = new ImgData_Bevels(); + } + $this->markimg = $this->imgdata_bevels->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_bevels->GetAnchor(); + break; + + case MARK_IMG_DIAMOND: + if( $this->imgdata_diamonds == null ) { + require_once 'imgdata_diamonds.inc.php'; + $this->imgdata_diamonds = new ImgData_Diamonds(); + } + $this->markimg = $this->imgdata_diamonds->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_diamonds->GetAnchor(); + break; + + case MARK_IMG_BALL: + case MARK_IMG_SBALL: + case MARK_IMG_MBALL: + case MARK_IMG_LBALL: + if( $this->imgdata_balls == null ) { + require_once 'imgdata_balls.inc.php'; + $this->imgdata_balls = new ImgData_Balls(); + } + $this->markimg = $this->imgdata_balls->GetImg($this->type,$filename); + list($anchor_x,$anchor_y) = $this->imgdata_balls->GetAnchor(); + break; + } + + $w = $img->GetWidth($this->markimg); + $h = $img->GetHeight($this->markimg); + + $dw = round($imgscale * $w ); + $dh = round($imgscale * $h ); + + // Do potential rotation + list($x,$y) = $img->Rotate($x,$y); + + $dx = round($x-$dw*$anchor_x); + $dy = round($y-$dh*$anchor_y); + + $this->width = max($dx,$dy); + + $img->Copy($this->markimg,$dx,$dy,0,0,$dw,$dh,$w,$h); + if( !empty($this->csimtarget) ) { + $this->csimareas = "<area shape=\"rect\" coords=\"". + $dx.','.$dy.','.round($dx+$dw).','.round($dy+$dh).'" '. + "href=\"".htmlentities($this->csimtarget)."\""; + + if( !empty($this->csimwintarget) ) { + $this->csimareas .= " target=\"".$this->csimwintarget."\" "; + } + + if( !empty($this->csimalt) ) { + $tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue); + $this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" "; + } + $this->csimareas .= " />\n"; + } + + // Stroke title + $this->title->Align("center","top"); + $this->title->Stroke($img,$x,$y+round($dh/2)); + return; + } + + $weight = $this->weight; + $dx=round($width/2,0); + $dy=round($width/2,0); + $pts=0; + + switch( $this->type ) { + case MARK_SQUARE: + $c[]=$x-$dx;$c[]=$y-$dy; + $c[]=$x+$dx;$c[]=$y-$dy; + $c[]=$x+$dx;$c[]=$y+$dy; + $c[]=$x-$dx;$c[]=$y+$dy; + $c[]=$x-$dx;$c[]=$y-$dy; + $pts=5; + break; + case MARK_UTRIANGLE: + ++$dx;++$dy; + $c[]=$x-$dx;$c[]=$y+0.87*$dy; // tan(60)/2*$dx + $c[]=$x;$c[]=$y-0.87*$dy; + $c[]=$x+$dx;$c[]=$y+0.87*$dy; + $c[]=$x-$dx;$c[]=$y+0.87*$dy; // tan(60)/2*$dx + $pts=4; + break; + case MARK_DTRIANGLE: + ++$dx;++$dy; + $c[]=$x;$c[]=$y+0.87*$dy; // tan(60)/2*$dx + $c[]=$x-$dx;$c[]=$y-0.87*$dy; + $c[]=$x+$dx;$c[]=$y-0.87*$dy; + $c[]=$x;$c[]=$y+0.87*$dy; // tan(60)/2*$dx + $pts=4; + break; + case MARK_DIAMOND: + $c[]=$x;$c[]=$y+$dy; + $c[]=$x-$dx;$c[]=$y; + $c[]=$x;$c[]=$y-$dy; + $c[]=$x+$dx;$c[]=$y; + $c[]=$x;$c[]=$y+$dy; + $pts=5; + break; + case MARK_LEFTTRIANGLE: + $c[]=$x;$c[]=$y; + $c[]=$x;$c[]=$y+2*$dy; + $c[]=$x+$dx*2;$c[]=$y; + $c[]=$x;$c[]=$y; + $pts=4; + break; + case MARK_RIGHTTRIANGLE: + $c[]=$x-$dx*2;$c[]=$y; + $c[]=$x;$c[]=$y+2*$dy; + $c[]=$x;$c[]=$y; + $c[]=$x-$dx*2;$c[]=$y; + $pts=4; + break; + case MARK_FLASH: + $dy *= 2; + $c[]=$x+$dx/2; $c[]=$y-$dy; + $c[]=$x-$dx+$dx/2; $c[]=$y+$dy*0.7-$dy; + $c[]=$x+$dx/2; $c[]=$y+$dy*1.3-$dy; + $c[]=$x-$dx+$dx/2; $c[]=$y+2*$dy-$dy; + $img->SetLineWeight($weight); + $img->SetColor($color); + $img->Polygon($c); + $img->SetLineWeight(1); + $this->AddCSIMPoly($c); + break; + } + + if( $pts>0 ) { + $this->AddCSIMPoly($c); + $img->SetLineWeight($weight); + $img->SetColor($fcolor); + $img->FilledPolygon($c); + $img->SetColor($color); + $img->Polygon($c); + $img->SetLineWeight(1); + } + elseif( $this->type==MARK_CIRCLE ) { + $img->SetColor($color); + $img->Circle($x,$y,$width); + $this->AddCSIMCircle($x,$y,$width); + } + elseif( $this->type==MARK_FILLEDCIRCLE ) { + $img->SetColor($fcolor); + $img->FilledCircle($x,$y,$width); + $img->SetColor($color); + $img->Circle($x,$y,$width); + $this->AddCSIMCircle($x,$y,$width); + } + elseif( $this->type==MARK_CROSS ) { + // Oversize by a pixel to match the X + $img->SetColor($color); + $img->SetLineWeight($weight); + $img->Line($x,$y+$dy+1,$x,$y-$dy-1); + $img->Line($x-$dx-1,$y,$x+$dx+1,$y); + $this->AddCSIMCircle($x,$y,$dx); + } + elseif( $this->type==MARK_X ) { + $img->SetColor($color); + $img->SetLineWeight($weight); + $img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy); + $img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy); + $this->AddCSIMCircle($x,$y,$dx+$dy); + } + elseif( $this->type==MARK_STAR ) { + $img->SetColor($color); + $img->SetLineWeight($weight); + $img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy); + $img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy); + // Oversize by a pixel to match the X + $img->Line($x,$y+$dy+1,$x,$y-$dy-1); + $img->Line($x-$dx-1,$y,$x+$dx+1,$y); + $this->AddCSIMCircle($x,$y,$dx+$dy); + } + + // Stroke title + $this->title->Align("center","center"); + $this->title->Stroke($img,$x,$y); + } +} // Class + + + +//======================================================================== +// CLASS ImgData +// Description: Base class for all image data classes that contains the +// real image data. +//======================================================================== +class ImgData { + protected $name = ''; // Each subclass gives a name + protected $an = array(); // Data array names + protected $colors = array(); // Available colors + protected $index = array(); // Index for colors + protected $maxidx = 0 ; // Max color index + protected $anchor_x=0.5, $anchor_y=0.5 ; // Where is the center of the image + + function __construct() { + // Empty + } + + // Create a GD image from the data and return a GD handle + function GetImg($aMark,$aIdx) { + $n = $this->an[$aMark]; + if( is_string($aIdx) ) { + if( !in_array($aIdx,$this->colors) ) { + JpGraphError::RaiseL(23001,$this->name,$aIdx);//('This marker "'.($this->name).'" does not exist in color: '.$aIdx); + } + $idx = $this->index[$aIdx]; + } + elseif( !is_integer($aIdx) || + (is_integer($aIdx) && $aIdx > $this->maxidx ) ) { + JpGraphError::RaiseL(23002,$this->name);//('Mark color index too large for marker "'.($this->name).'"'); + } + else + $idx = $aIdx ; + return Image::CreateFromString(base64_decode($this->{$n}[$idx][1])); + } + + function GetAnchor() { + return array($this->anchor_x,$this->anchor_y); + } +} + + +// Keep a global flag cache to reduce memory usage +_gFlagCache=array( +1 => null, +2 => null, +3 => null, +4 => null, +); +// Only supposed to b called as statics +class FlagCache { + + static function GetFlagImgByName($aSize,$aName) { + global $_gFlagCache; + require_once('jpgraph_flags.php'); + if( $_gFlagCache[$aSize] === null ) { + $_gFlagCache[$aSize] = new FlagImages($aSize); + } + $f = $_gFlagCache[$aSize]; + $idx = $f->GetIdxByName($aName,$aFullName); + return $f->GetImgByIdx($idx); + } +} + +?> |