jpgraph_pie.php

极限网络智能办公系统 - Office Automation 2008 官方100％ 源码

			if ( is_numeric( $label ) )
			{
				if ( 0 < $label )
				{
					$w = $img->GetTextWidth( sprintf( $this->value->format, $label ) );
				}
				else
				{
					$w = $img->GetTextWidth( sprintf( $this->value->negformat, $label ) );
				}
			}
			else
			{
				$w = $img->GetTextWidth( $label );
			}
			if ( 1 < $this->ilabelposadj && $this->ilabelposadj < 5 )
			{
				$r *= $this->ilabelposadj;
			}
			$r += $img->GetFontHeight( ) / 1.5;
			$xt = round( $r * cos( $a ) + $xc );
			$yt = round( $yc - $r * sin( $a ) );
			while ( $a < 0 )
			{
				$a += 2 * M_PI;
			}
			while ( 2 * M_PI < $a )
			{
				$a -= 2 * M_PI;
			}
			if ( 7 * M_PI / 4 <= $a || $a <= M_PI / 4 )
			{
				$dx = 0;
			}
			if ( M_PI / 4 <= $a && $a <= 3 * M_PI / 4 )
			{
				$dx = ( $a - M_PI / 4 ) * 2 / M_PI;
			}
			if ( 3 * M_PI / 4 <= $a && $a <= 5 * M_PI / 4 )
			{
				$dx = 1;
			}
			if ( 5 * M_PI / 4 <= $a && $a <= 7 * M_PI / 4 )
			{
				$dx = 1 - ( $a - M_PI * 5 / 4 ) * 2 / M_PI;
			}
			if ( 7 * M_PI / 4 <= $a )
			{
				$dy = ( $a - M_PI - 3 * M_PI / 4 ) * 2 / M_PI;
			}
			if ( $a <= M_PI / 4 )
			{
				$dy = 1 - $a * 2 / M_PI;
			}
			if ( M_PI / 4 <= $a && $a <= 3 * M_PI / 4 )
			{
				$dy = 1;
			}
			if ( 3 * M_PI / 4 <= $a && $a <= 5 * M_PI / 4 )
			{
				$dy = 1 - ( $a - 3 * M_PI / 4 ) * 2 / M_PI;
			}
			if ( 5 * M_PI / 4 <= $a && $a <= 7 * M_PI / 4 )
			{
				$dy = 0;
			}
			$this->value->Stroke( $img, $label, $xt - $dx * $w, $yt - $dy * $h );
		}
	}

}

class PiePlotC extends PiePlot
{

	private $imidsize = 0.5;
	private $imidcolor = "white";
	public $midtitle = "";
	private $middlecsimtarget = "";
	private $middlecsimalt = "";

	public function PiePlotC( $data, $aCenterTitle = "" )
	{
		parent::pieplot( $data );
		$this->midtitle = new Text( );
		$this->midtitle->ParagraphAlign( "center" );
	}

	public function SetMid( $aTitle, $aColor = "white", $aSize = 0.5 )
	{
		$this->midtitle->Set( $aTitle );
		$this->imidsize = $aSize;
		$this->imidcolor = $aColor;
	}

	public function SetMidTitle( $aTitle )
	{
		$this->midtitle->Set( $aTitle );
	}

	public function SetMidSize( $aSize )
	{
		$this->imidsize = $aSize;
	}

	public function SetMidColor( $aColor )
	{
		$this->imidcolor = $aColor;
	}

	public function SetMidCSIM( $aTarget, $aAlt )
	{
		$this->middlecsimtarget = $aTarget;
		$this->middlecsimalt = $aAlt;
	}

	public function AddSliceToCSIM( $i, $xc, $yc, $radius, $sa, $ea )
	{
		while ( 2 * M_PI < $sa )
		{
			$sa -= 2 * M_PI;
		}
		while ( 2 * M_PI < $ea )
		{
			$ea -= 2 * M_PI;
		}
		$sa = 2 * M_PI - $sa;
		$ea = 2 * M_PI - $ea;
		if ( abs( $sa - $ea ) < 0.0001 )
		{
			$sa = 2 * M_PI;
			$ea = 0;
		}
		$xp = floor( $this->imidsize * $radius * cos( $ea ) + $xc );
		$yp = floor( $yc - $this->imidsize * $radius * sin( $ea ) );
		$coords = "{$xp}, {$yp}";
		$a = $ea + 0.25;
		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;
		}
		$xp = floor( $this->imidsize * $radius * cos( $sa ) + $xc );
		$yp = floor( $yc - $this->imidsize * $radius * sin( $sa ) );
		$coords .= ", ".$xp.", {$yp}";
		$xp = floor( $radius * cos( $sa ) + $xc );
		$yp = floor( $yc - $radius * sin( $sa ) );
		$coords .= ", ".$xp.", {$yp}";
		$a = $sa - 0.25;
		while ( $ea < $a )
		{
			$xp = floor( $radius * cos( $a ) + $xc );
			$yp = floor( $yc - $radius * sin( $a ) );
			$coords .= ", ".$xp.", {$yp}";
			$a -= 0.25;
		}
		$xp = floor( $radius * cos( $ea ) + $xc );
		$yp = floor( $yc - $radius * sin( $ea ) );
		$coords .= ", ".$xp.", {$yp}";
		$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( $this->csimalts[$i] ) )
			{
				$tmp = sprintf( $this->csimalts[$i], $this->data[$i] );
				$this->csimareas .= " title=\"".$tmp."\"";
			}
			$this->csimareas .= " alt=\"".$tmp."\" />\n";
		}
	}

	public function Stroke( $img, $aaoption = 0 )
	{
		$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 ( 0 < $this->imidsize && $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 );
		}
	}

	public 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->middlecsimalt ) )
		{
			$tmp = $this->middlecsimalt;
			$this->csimareas .= " title=\"".$tmp."\"";
		}
		$this->csimareas .= " alt=\"".$tmp."\" />\n";
	}

	public 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 );
	}

}

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 PieGraph extends Graph
{

	private $posx = NULL;
	private $posy = NULL;
	private $radius = NULL;
	private $legends = array( );
	public $plots = array( );
	public $pieaa = false;

	public function PieGraph( $width = 300, $height = 200, $cachedName = "", $timeout = 0, $inline = 1 )
	{
		$this->Graph( $width, $height, $cachedName, $timeout, $inline );
		$this->posx = $width / 2;
		$this->posy = $height / 2;
		$this->SetColor( array( 255, 255, 255 ) );
	}

	public function Add( $aObj )
	{
		if ( is_array( $aObj ) && 0 < count( $aObj ) )
		{
			$cl = $aObj[0];
		}
		else
		{
			$cl = $aObj;
		}
		if ( $cl instanceof Text )
		{
			$this->AddText( $aObj );
		}
		else if ( class_exists( "IconPlot", false ) && $cl instanceof IconPlot )
		{
			$this->AddIcon( $aObj );
		}
		else if ( is_array( $aObj ) )
		{
			$n = count( $aObj );
			$i = 0;
			for ( ;	do
	{
	$i < $n;	++$i,	)
				{
					$this->plots[] = $aObj[$i];
					break;
				}
			} while ( 1 );
		}
		else
		{
			$this->plots[] = $aObj;
		}
	}

	public function SetAntiAliasing( $aFlg = true )
	{
		$this->pieaa = $aFlg;
	}

	public function SetColor( $c )
	{
		$this->SetMarginColor( $c );
	}

	public function DisplayCSIMAreas( )
	{
		$csim = "";
		foreach ( $this->plots as $p )
		{
			$csim .= $p->GetCSIMareas( );
		}
		if ( preg_match_all( "/area shape=\"(\\w+)\" coords=\"([0-9\\, ]+)\"/", $csim, $coords ) )
		{
			$this->img->SetColor( $this->csimcolor );
			$n = count( $coords[0] );
			$i = 0;
			for ( ;	$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] );
					$j = 0;
					for ( ;	do
	{
	$j < $m;	++$j,	)
						{
							$this->img->LineTo( $pts[1][$j], $pts[2][$j] );
						}
					} while ( 1 );
					break;
				}
				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] );
				}
			}
		}
	}

	public function Stroke( $aStrokeFileName = "" )
	{
		$_csim = $aStrokeFileName === _CSIM_SPECIALFILE;
		$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 );
			$ni = count( $this->iIcons );
			$i = 0;
			for ( ;	$i < $ni;	++$i	)
			{
				$this->iIcons[$i]['iScale'] *= 2;
				if ( 1 < $this->iIcons[$i]->iX )
				{
					$this->iIcons[$i]['iX'] *= 2;
				}
				if ( 1 < $this->iIcons[$i]->iY )
				{
					$this->iIcons[$i]['iY'] *= 2;
				}
			}
			$this->StrokeIcons( );
			$i = 0;
			for ( ;	$i < $n;	++$i	)
			{
				if ( 1 < $this->plots[$i]->posx )
				{
					$this->plots[$i]['posx'] *= 2;
				}
				if ( 1 < $this->plots[$i]->posy )
				{
					$this->plots[$i]['posy'] *= 2;
				}
				$this->plots[$i]->Stroke( $this->img, 1 );
				if ( 1 < $this->plots[$i]->posx )
				{
					$this->plots[$i]['posx'] /= 2;
				}
				if ( 1 < $this->plots[$i]->posy )
				{
					$this->plots[$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;
			$i = 0;
			for ( ;	do
	{
	$i < $n;	++$i,	)
				{
					$this->plots[$i]->Stroke( $this->img, 2 );
					$this->plots[$i]->Legend( $this );
					break;
				}
			} while ( 1 );
		}
		else
		{
			if ( !$_csim )
			{
				if ( $this->background_image != "" )
				{
					$this->StrokeFrameBackground( );
				}
				else
				{
					$this->StrokeFrame( );
				}
			}
			$this->StrokeIcons( );
			$i = 0;
			for ( ;	$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 )
		{
			if ( $this->texts != null )
			{
				$n = count( $this->texts );
				$i = 0;
				for ( ;	$i < $n;	++$i	)
				{
					$this->texts[$i]->Stroke( $this->img );
				}
			}
			if ( _JPG_DEBUG )
			{
				$this->DisplayCSIMAreas( );
			}
			if ( $this->iImgTrans )
			{
				if ( !class_exists( "ImgTrans", false ) )
				{
					require_once( "jpgraph_imgtrans.php" );
				}
				$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 ( $aStrokeFileName == _IMG_HANDLER )
			{
				return $this->img->img;
			}
			$this->cache->PutAndStream( $this->img, $this->cache_name, $this->inline, $aStrokeFileName );
		}
	}

}

?>