updated update script and merged lobbylens admin scripts
[contractdashboard.git] / lib / jpgraph / jpgraph_text.inc.php
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<?php
//=======================================================================
// File:        JPGRAPH_TEXT.INC.PHP
// Description: Class to handle text as object in the graph.
//              The low level text layout engine is handled by the GD class
// Created:     2001-01-08 (Refactored to separate file 2008-08-01)
// Ver:         $Id: jpgraph_text.inc.php 1844 2009-09-26 17:05:31Z ljp $
//
// Copyright (c) Aditus Consulting. All rights reserved.
//========================================================================
 
 
//===================================================
// CLASS Text
// Description: Arbitrary text object that can be added to the graph
//===================================================
class Text {
    public $t,$margin=0;
    public $x=0,$y=0,$halign="left",$valign="top",$color=array(0,0,0);
    public $hide=false, $dir=0;
    public $iScalePosY=null,$iScalePosX=null;
    public $iWordwrap=0;
    public $font_family=FF_FONT1,$font_style=FS_NORMAL,$font_size=12;
    protected $boxed=false; // Should the text be boxed
    protected $paragraph_align="left";
    protected $icornerradius=0,$ishadowwidth=3;
    protected $fcolor='white',$bcolor='black',$shadow=false;
    protected $iCSIMarea='',$iCSIMalt='',$iCSIMtarget='',$iCSIMWinTarget='';
    private $iBoxType = 1; // Which variant of filled box around text we want
 
    //---------------
    // CONSTRUCTOR
 
    // Create new text at absolute pixel coordinates
    function __construct($aTxt="",$aXAbsPos=0,$aYAbsPos=0) {
        if( ! is_string($aTxt) ) {
            JpGraphError::RaiseL(25050);//('First argument to Text::Text() must be s atring.');
        }
        $this->t = $aTxt;
        $this->x = round($aXAbsPos);
        $this->y = round($aYAbsPos);
        $this->margin = 0;
    }
    //---------------
    // PUBLIC METHODS
    // Set the string in the text object
    function Set($aTxt) {
        $this->t = $aTxt;
    }
 
    // Alias for Pos()
    function SetPos($aXAbsPos=0,$aYAbsPos=0,$aHAlign="left",$aVAlign="top") {
    //$this->Pos($aXAbsPos,$aYAbsPos,$aHAlign,$aVAlign);
        $this->x = $aXAbsPos;
        $this->y = $aYAbsPos;
        $this->halign = $aHAlign;
        $this->valign = $aVAlign;
    }
 
    function SetScalePos($aX,$aY) {
        $this->iScalePosX = $aX;
        $this->iScalePosY = $aY;
    }
 
    // Specify alignment for the text
    function Align($aHAlign,$aVAlign="top",$aParagraphAlign="") {
        $this->halign = $aHAlign;
        $this->valign = $aVAlign;
        if( $aParagraphAlign != "" )
            $this->paragraph_align = $aParagraphAlign;
    }
 
    // Alias
    function SetAlign($aHAlign,$aVAlign="top",$aParagraphAlign="") {
        $this->Align($aHAlign,$aVAlign,$aParagraphAlign);
    }
 
    // Specifies the alignment for a multi line text
    function ParagraphAlign($aAlign) {
        $this->paragraph_align = $aAlign;
    }
 
    // Specifies the alignment for a multi line text
    function SetParagraphAlign($aAlign) {
        $this->paragraph_align = $aAlign;
    }
 
    function SetShadow($aShadowColor='gray',$aShadowWidth=3) {
        $this->ishadowwidth=$aShadowWidth;
        $this->shadow=$aShadowColor;
        $this->boxed=true;
    }
 
    function SetWordWrap($aCol) {
        $this->iWordwrap = $aCol ;
    }
 
    // Specify that the text should be boxed. fcolor=frame color, bcolor=border color,
    // $shadow=drop shadow should be added around the text.
    function SetBox($aFrameColor=array(255,255,255),$aBorderColor=array(0,0,0),$aShadowColor=false,$aCornerRadius=4,$aShadowWidth=3) {
        if( $aFrameColor === false ) {
            $this->boxed=false;
        }
        else {
            $this->boxed=true;
        }
        $this->fcolor=$aFrameColor;
        $this->bcolor=$aBorderColor;
        // For backwards compatibility when shadow was just true or false
        if( $aShadowColor === true ) {
            $aShadowColor = 'gray';
        }
        $this->shadow=$aShadowColor;
        $this->icornerradius=$aCornerRadius;
        $this->ishadowwidth=$aShadowWidth;
    }
 
    function SetBox2($aFrameColor=array(255,255,255),$aBorderColor=array(0,0,0),$aShadowColor=false,$aCornerRadius=4,$aShadowWidth=3) {
        $this->iBoxType=2;
        $this->SetBox($aFrameColor,$aBorderColor,$aShadowColor,$aCornerRadius,$aShadowWidth);
    }
 
    // Hide the text
    function Hide($aHide=true) {
        $this->hide=$aHide;
    }
 
    // This looks ugly since it's not a very orthogonal design
    // but I added this "inverse" of Hide() to harmonize
    // with some classes which I designed more recently (especially)
    // jpgraph_gantt
    function Show($aShow=true) {
        $this->hide=!$aShow;
    }
 
    // Specify font
    function SetFont($aFamily,$aStyle=FS_NORMAL,$aSize=10) {
        $this->font_family=$aFamily;
        $this->font_style=$aStyle;
        $this->font_size=$aSize;
    }
 
    // Center the text between $left and $right coordinates
    function Center($aLeft,$aRight,$aYAbsPos=false) {
        $this->x = $aLeft + ($aRight-$aLeft )/2;
        $this->halign = "center";
        if( is_numeric($aYAbsPos) )
            $this->y = $aYAbsPos;
    }
 
    // Set text color
    function SetColor($aColor) {
        $this->color = $aColor;
    }
 
    function SetAngle($aAngle) {
        $this->SetOrientation($aAngle);
    }
 
    // Orientation of text. Note only TTF fonts can have an arbitrary angle
    function SetOrientation($aDirection=0) {
        if( is_numeric($aDirection) )
            $this->dir=$aDirection;
        elseif( $aDirection=="h" )
            $this->dir = 0;
        elseif( $aDirection=="v" )
            $this->dir = 90;
        else
            JpGraphError::RaiseL(25051);//(" Invalid direction specified for text.");
    }
 
    // Total width of text
    function GetWidth($aImg) {
        $aImg->SetFont($this->font_family,$this->font_style,$this->font_size);
        $w = $aImg->GetTextWidth($this->t,$this->dir);
        return $w;
    }
 
    // Hight of font
    function GetFontHeight($aImg) {
        $aImg->SetFont($this->font_family,$this->font_style,$this->font_size);
        $h = $aImg->GetFontHeight();
        return $h;
 
    }
 
    function GetTextHeight($aImg) {
        $aImg->SetFont($this->font_family,$this->font_style,$this->font_size);
        $h = $aImg->GetTextHeight($this->t,$this->dir);
        return $h;
    }
 
    function GetHeight($aImg) {
    // Synonym for GetTextHeight()
        $aImg->SetFont($this->font_family,$this->font_style,$this->font_size);
        $h = $aImg->GetTextHeight($this->t,$this->dir);
        return $h;
    }
 
    // Set the margin which will be interpretated differently depending
    // on the context.
    function SetMargin($aMarg) {
        $this->margin = $aMarg;
    }
 
    function StrokeWithScale($aImg,$axscale,$ayscale) {
        if( $this->iScalePosX === null || $this->iScalePosY === null ) {
            $this->Stroke($aImg);
        }
        else {
            $this->Stroke($aImg,
                round($axscale->Translate($this->iScalePosX)),
                round($ayscale->Translate($this->iScalePosY)));
        }
    }
 
    function SetCSIMTarget($aURITarget,$aAlt='',$aWinTarget='') {
        $this->iCSIMtarget = $aURITarget;
        $this->iCSIMalt = $aAlt;
        $this->iCSIMWinTarget = $aWinTarget;
    }
 
    function GetCSIMareas() {
        if( $this->iCSIMtarget !== '' ) {
            return $this->iCSIMarea;
        }
        else {
            return '';
        }
    }
 
    // Display text in image
    function Stroke($aImg,$x=null,$y=null) {
 
        if( $x !== null ) $this->x = round($x);
        if( $y !== null ) $this->y = round($y);
 
        // Insert newlines
        if( $this->iWordwrap > 0 ) {
            $this->t = wordwrap($this->t,$this->iWordwrap,"\n");
        }
 
        // If position been given as a fraction of the image size
        // calculate the absolute position
        if( $this->x < 1 && $this->x > 0 ) $this->x *= $aImg->width;
        if( $this->y < 1 && $this->y > 0 ) $this->y *= $aImg->height;
 
        $aImg->PushColor($this->color);
        $aImg->SetFont($this->font_family,$this->font_style,$this->font_size);
        $aImg->SetTextAlign($this->halign,$this->valign);
 
        if( $this->boxed ) {
            if( $this->fcolor=="nofill" ) {
                $this->fcolor=false;
            }
 
            $oldweight=$aImg->SetLineWeight(1);
 
            if( $this->iBoxType == 2 && $this->font_family > FF_FONT2+2 ) {
 
                $bbox = $aImg->StrokeBoxedText2($this->x, $this->y,
                                                $this->t, $this->dir,
                                                $this->fcolor,
                                                $this->bcolor,
                                                $this->shadow,
                                                $this->paragraph_align,
                                                2,4,
                                                $this->icornerradius,
                                                $this->ishadowwidth);
            }
            else {
                $bbox = $aImg->StrokeBoxedText($this->x,$this->y,$this->t,
                    $this->dir,$this->fcolor,$this->bcolor,$this->shadow,
                    $this->paragraph_align,3,3,$this->icornerradius,
                    $this->ishadowwidth);
            }
 
            $aImg->SetLineWeight($oldweight);
        }
        else {
            $debug=false;
            $bbox = $aImg->StrokeText($this->x,$this->y,$this->t,$this->dir,$this->paragraph_align,$debug);
        }
 
        // Create CSIM targets
        $coords = $bbox[0].','.$bbox[1].','.$bbox[2].','.$bbox[3].','.$bbox[4].','.$bbox[5].','.$bbox[6].','.$bbox[7];
        $this->iCSIMarea = "<area shape=\"poly\" coords=\"$coords\" href=\"".htmlentities($this->iCSIMtarget)."\" ";
&nbs