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pmg4.php
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pmg4.php
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<?php
/**
* @Name: phpMyGraph4.0.php
* @Version: 4.0.2
* @License: No License - Free to use / modify
* @Date: 13-06-2008
* @Url: http://phpmygraph.abisvmm.nl
*/
/**
* @Usage:
* ----------------------------------------------------------------
* //Include phpMyGraph class
* include_once('phpMyGraph4.0.php');
*
* //Create data array for graph
* $data = array
* (
* 'Mon'=>10,
* 'Tue'=>20,
* 'Wed'=>30,
* 'Thu'=>100,
* 'Fri'=>20,
* 'Sat'=>10,
* 'Sun'=>50,
* );
*
* //Create new graph
* $graph = new phpMyGraph();
*
* //Parse vertical line graph
* $graph->parseVerticalColumnGraph($data);
*
* ----------------------------------------------------------------
*/
class phpMyGraph
{
/* Properties */
/**
* @Name: ip
* @Author: Martijn Beulens <[email protected]>
* @Access: private
* @Since: version 10.00001
* @Comment: Image pointer
*/
private $ip;
//--------------------------------------------------------------------------------
/**
* @Name: __construct
* @Author: Martijn Beulens <[email protected]>
* @Param: void
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Constructor
*/
public function __construct()
{
}
//--------------------------------------------------------------------------------
/**
* @Name: parseVerticalColumnGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a vertical column graph
*/
public function parseVerticalColumnGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateVerticalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
foreach($dimensions['columns'] as $columnData)
{
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Add
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['border-color']);
imagefilledrectangle($this->ip,$columnData['shadowRectangle']['x1'],$columnData['shadowRectangle']['y1'],$columnData['shadowRectangle']['x2'],$columnData['shadowRectangle']['y2'],$colors['column-shadow-color']);
imagefilledrectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-color']);
imagerectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-shadow-color']);
//Print value
imagestringup($this->ip,$cfg['font-size'],$columnData['text-position']['x'],$columnData['text-position']['y'],$columnData['value'],$colors[$columnData['color']]);
//Print legenda
imagestringup($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],8,$dimensions['nullY']-(imagefontheight($cfg['font-size'])/2),"0",$colors['font-color']);
imageline($this->ip,$dimensions['leftOffset']-8,$dimensions['nullY'],($dimensions['leftOffset']+$dimensions['graphBlock']['width']+8),$dimensions['nullY'],$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],8,(($dimensions['topOffset']+$dimensions['graphBlock']['height'])-(imagefontheight($cfg['font-size'])/2)),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],8,($dimensions['topOffset']-(imagefontheight($cfg['font-size'])/2)),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: parseHorizontalColumnGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a horizontal column graph
*/
public function parseHorizontalColumnGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateHorizontalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
foreach($dimensions['columns'] as $columnData)
{
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Add
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['column-shadow-color']);
imagefilledrectangle($this->ip,$columnData['shadowRectangle']['x1'],$columnData['shadowRectangle']['y1'],$columnData['shadowRectangle']['x2'],$columnData['shadowRectangle']['y2'],$colors['column-shadow-color']);
imagefilledrectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-color']);
imagerectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-shadow-color']);
//Print value
imagestring($this->ip,$cfg['font-size'],$columnData['text-position']['x'],$columnData['text-position']['y'],$columnData['value'],$colors[$columnData['color']]);
//Print legenda
imagestring($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],$dimensions['nullX']-(imagefontwidth($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),"0",$colors['font-color']);
imageline($this->ip,$dimensions['nullX'],$dimensions['topOffset']-8,$dimensions['nullX'],($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],$dimensions['leftOffset']-(imagefontheight($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],(($dimensions['leftOffset']+$dimensions['graphBlock']['width'])-(imagefontwidth($cfg['font-size'])/2)),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: parseVerticalLineGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a vertical line graph
*/
public function parseVerticalLineGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateVerticalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
$prevX = $dimensions['leftOffset'];
$prevY = $dimensions['nullY'];
foreach($dimensions['columns'] as $columnData)
{
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Add
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['border-color']);
//imagefilledrectangle($this->ip,$columnData['shadowRectangle']['x1'],$columnData['shadowRectangle']['y1'],$columnData['shadowRectangle']['x2'],$columnData['shadowRectangle']['y2'],$colors['column-shadow-color']);
//imagefilledrectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-color']);
//imagerectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-shadow-color']);
//Print value
if($cfg['disable-legenda']<1)
imagestringup($this->ip,$cfg['font-size'],$columnData['text-position']['x'],$dimensions['nullY']-4,$columnData['value'],$colors[$columnData['color']]);
//Va
if($columnData['value']>=0)
{
imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2']-($dimensions['colWidth']/2),$columnData['rectangle']['y1'],$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x2']-($dimensions['colWidth']/2);
$prevY = $columnData['rectangle']['y1'];
}
else
{
imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2']-($dimensions['colWidth']/2),$columnData['rectangle']['y2'],$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x2']-($dimensions['colWidth']/2);
$prevY = $columnData['rectangle']['y2'];
}
//Print legenda
if($cfg['disable-legenda']<1)
imagestringup($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],8,$dimensions['nullY']-(imagefontheight($cfg['font-size'])/2),"0",$colors['font-color']);
imageline($this->ip,$dimensions['leftOffset']-8,$dimensions['nullY'],($dimensions['leftOffset']+$dimensions['graphBlock']['width']+8),$dimensions['nullY'],$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],8,(($dimensions['topOffset']+$dimensions['graphBlock']['height'])-(imagefontheight($cfg['font-size'])/2)),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],8,($dimensions['topOffset']-(imagefontheight($cfg['font-size'])/2)),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: parseHorizontalLineGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a horizontal line graph
*/
public function parseHorizontalLineGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateHorizontalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
$prevX = $dimensions['nullX'];
$prevY = $dimensions['topOffset'];
foreach($dimensions['columns'] as $columnData)
{
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['column-shadow-color']);
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Print value
if($columnData['value']>=0)
{
imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2'],$columnData['rectangle']['y2']-($dimensions['colHeight']/2),$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x2'];
$prevY = $columnData['rectangle']['y2']-($dimensions['colHeight']/2);
}
else
{
imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x1'],$columnData['rectangle']['y2']-($dimensions['colHeight']/2),$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x1'];
$prevY = $columnData['rectangle']['y2']-($dimensions['colHeight']/2);
}
//Print value
if($cfg['disable-values']<1)
imagestring($this->ip,$cfg['font-size'],$dimensions['nullX']+4,$columnData['text-position']['y'],$columnData['value'],$colors[$columnData['color']]);
//Print legenda
if($cfg['disable-legenda']<1)
imagestring($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],$dimensions['nullX']-(imagefontwidth($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),"0",$colors['font-color']);
imageline($this->ip,$dimensions['nullX'],$dimensions['topOffset']-8,$dimensions['nullX'],($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],$dimensions['leftOffset']-(imagefontheight($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],(($dimensions['leftOffset']+$dimensions['graphBlock']['width'])-(imagefontwidth($cfg['font-size'])/2)),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: parseVerticalPolygonGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a vertical line graph
*/
public function parseVerticalPolygonGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateVerticalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
$prevX = $dimensions['leftOffset'];
$prevY = $dimensions['nullY'];
$prevValue = 0;
foreach($dimensions['columns'] as $columnData)
{
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Add
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['border-color']);
//imagefilledrectangle($this->ip,$columnData['shadowRectangle']['x1'],$columnData['shadowRectangle']['y1'],$columnData['shadowRectangle']['x2'],$columnData['shadowRectangle']['y2'],$colors['column-shadow-color']);
//imagefilledrectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-color']);
//imagerectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-shadow-color']);
//Print line
if($columnData['value']>=0)
{
if($prevValue>=0)
{
$pol[0] = $prevX;
$pol[1] = $prevY;
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $columnData['rectangle']['y1'];
$pol[4] = $pol[2];
$pol[5] = $dimensions['nullY'];
$pol[6] = $pol[0];
$pol[7] = $dimensions['nullY'];
}
else
{
$pol[0] = $prevX;
$pol[1] = $dimensions['nullY'];
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $columnData['rectangle']['y1'];
$pol[4] = $pol[2];
$pol[5] = $dimensions['nullY'];
$pol[6] = $pol[0];
$pol[7] = $dimensions['nullY'];
}
imagefilledpolygon($this->ip,$pol,4,$colors['column-color']);
//imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2'],$columnData['rectangle']['y1'],$colors['column-shadow-color']);
//Re-map
$prevX = $columnData['rectangle']['x2'];
$prevY = $columnData['rectangle']['y1'];
}
else
{
if($prevValue<0)
{
$pol[0] = $prevX;
$pol[1] = $dimensions['nullY'];
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $dimensions['nullY'];
$pol[4] = $pol[2];
$pol[5] = $columnData['rectangle']['y2'];
$pol[6] = $pol[0];
$pol[7] = $prevY;
}
else
{
$pol[0] = $prevX;
$pol[1] = $dimensions['nullY'];
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $dimensions['nullY'];
$pol[4] = $pol[2];
$pol[5] = $columnData['rectangle']['y2'];
$pol[6] = $pol[0];
$pol[7] = $dimensions['nullY'];
}
imagefilledpolygon($this->ip,$pol,4,$colors['column-color']);
//imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x2'];
$prevY = $columnData['rectangle']['y2'];
}
//Map prev value
$prevValue = $columnData['value'];
//Print value
if($cfg['disable-values']<1)
imagestringup($this->ip,$cfg['font-size'],$columnData['text-position']['x'],$columnData['text-position']['y'],$columnData['value'],$colors[$columnData['color']]);
//Print legenda
if($cfg['disable-legenda']<1)
imagestringup($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],8,$dimensions['nullY']-(imagefontheight($cfg['font-size'])/2),"0",$colors['font-color']);
imageline($this->ip,$dimensions['leftOffset']-8,$dimensions['nullY'],($dimensions['leftOffset']+$dimensions['graphBlock']['width']+8),$dimensions['nullY'],$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],8,(($dimensions['topOffset']+$dimensions['graphBlock']['height'])-(imagefontheight($cfg['font-size'])/2)),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],8,($dimensions['topOffset']-(imagefontheight($cfg['font-size'])/2)),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: parseHorizontalPolygonGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: void
* @Access: public
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Parses a horizontal line graph
*/
public function parseHorizontalPolygonGraph($data,$cfg=array())
{
//Var
$file = NULL;
try
{
//Validate cfg & data arrays
$cfg = $this->validate($cfg,$data);
$dimensions = $this->calculateHorizontalColumnGraph($cfg,$data);
//Test file
if(!empty($cfg['file-name']))
$file = $cfg['file-name'];
//Create imgage
$this->createImage($cfg['width'],$cfg['height']);
//Create colors
$colors = $this->getColors($cfg);
//Test transparent background
if($cfg['transparent-background']>0)
imagecolortransparent($this->ip,$colors['background-color']);
//Draw default blocks
$this->drawBackground($colors['background-color'],$dimensions);
$this->drawGraphBackground($colors['graph-background-color'],$dimensions);
$this->drawGraphBorder($colors['border-color'],$dimensions);
//Var
$columnIndex = 0;
$prevX = $dimensions['nullX'];
$prevY = $dimensions['topOffset'];
$prevValue = 0;
foreach($dimensions['columns'] as $columnData)
{
//Test allocateRandomColors
if($cfg['random-column-color'])
{
$randomColors = $this->allocateRandomColors();
$colors['column-color'] = $randomColors['forecolor'];
$colors['column-shadow-color'] = $randomColors['backcolor'];
}
//Add
//imagefilledrectangle($this->ip,$columnData['shadowRectangle']['x1'],$columnData['shadowRectangle']['y1'],$columnData['shadowRectangle']['x2'],$columnData['shadowRectangle']['y2'],$colors['column-shadow-color']);
//imagefilledrectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-color']);
//imagerectangle($this->ip,$columnData['innerRectangle']['x1'],$columnData['innerRectangle']['y1'],$columnData['innerRectangle']['x2'],$columnData['innerRectangle']['y2'],$colors['column-shadow-color']);
//Print line
if($columnData['value']>=0)
{
if($prevValue>=0)
{
$pol[0] = $prevX;
$pol[1] = $prevY;
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $columnData['rectangle']['y2'];
$pol[4] = $dimensions['nullX'];
$pol[5] = $pol[3];
$pol[6] = $dimensions['nullX'];
$pol[7] = $pol[1];
}
else
{
$pol[0] = $dimensions['nullX'];
$pol[1] = $prevY;
$pol[2] = $columnData['rectangle']['x2'];
$pol[3] = $columnData['rectangle']['y2'];
$pol[4] = $dimensions['nullX'];
$pol[5] = $columnData['rectangle']['y2'];
$pol[6] = $dimensions['nullX'];
$pol[7] = $columnData['rectangle']['y1'];
}
imagefilledpolygon($this->ip,$pol,4,$colors['column-color']); //);
//imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2'],$columnData['rectangle']['y1'],$colors['column-shadow-color']);
//Re-map
$prevX = $columnData['rectangle']['x2'];
$prevY = $columnData['rectangle']['y2'];
}
else
{
if($prevValue<0)
{
$pol[0] = $prevX;
$pol[1] = $prevY;
$pol[2] = $columnData['rectangle']['x1'];
$pol[3] = $columnData['rectangle']['y2'];
$pol[4] = $dimensions['nullX'];
$pol[5] = $columnData['rectangle']['y2'];
$pol[6] = $dimensions['nullX'];
$pol[7] = $columnData['rectangle']['y1'];
}
else
{
$pol[0] = $dimensions['nullX'];
$pol[1] = $prevY;
$pol[2] = $columnData['rectangle']['x1'];
$pol[3] = $columnData['rectangle']['y2'];
$pol[4] = $dimensions['nullX'];
$pol[5] = $columnData['rectangle']['y2'];
$pol[6] = $dimensions['nullX'];
$pol[7] = $columnData['rectangle']['y1'];
}
imagefilledpolygon($this->ip,$pol,4,$colors['column-color']);
//imageline($this->ip,$prevX,$prevY,$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['column-color']);
//Re-map
$prevX = $columnData['rectangle']['x1'];
$prevY = $columnData['rectangle']['y2'];
}
//Map prev value
$prevValue = $columnData['value'];
//Print value
if($cfg['disable-values']<1)
imagestring($this->ip,$cfg['font-size'],$dimensions['nullX']+4,$columnData['text-position']['y'],$columnData['value'],$colors[$columnData['color']]);
//Print legenda
if($cfg['disable-legenda']<1)
imagestring($this->ip,$cfg['font-size'],$columnData['legenda-position']['x'],$columnData['legenda-position']['y'],$columnData['key'],$colors['font-color']);
//imagerectangle($this->ip,$columnData['rectangle']['x1'],$columnData['rectangle']['y1'],$columnData['rectangle']['x2'],$columnData['rectangle']['y2'],$colors['border-color']);
}
//Draw 0 & null line
imagestring($this->ip,$cfg['font-size'],$dimensions['nullX']-(imagefontwidth($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),"0",$colors['font-color']);
//imageline($this->ip,$dimensions['nullX'],$dimensions['topOffset']-8,$dimensions['nullX'],($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$colors['border-color']);
//Draw min
if($cfg['min']<0)
imagestring($this->ip,$cfg['font-size'],$dimensions['leftOffset']-(imagefontheight($cfg['font-size'])/2),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['min'],$colors['font-color']);
//Draw max
imagestring($this->ip,$cfg['font-size'],(($dimensions['leftOffset']+$dimensions['graphBlock']['width'])-(imagefontwidth($cfg['font-size'])/2)),($dimensions['topOffset']+$dimensions['graphBlock']['height']+8),$cfg['max'],$colors['font-color']);
//Draw title
imagestring($this->ip,$cfg['font-size'],8,2,$cfg['title'],$colors['font-color']);
}
catch(Exception $ex)
{
$this->parseErrorImage($ex->getMessage());
}
$this->parse($file);
}
//--------------------------------------------------------------------------------
/**
* @Name: validate
* @Author: Martijn Beulens <[email protected]>
* @Param: (array) cfg, (array) data
* @Return: (array) cfg
* @Access: private
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Constructor
*/
private function validate($cfg,$data)
{
//Var
$manditoryKeys = array
(
'title'=>array('type'=>'text','default'=>''),
'width'=>array('type'=>'int','default'=>'200'),
'height'=>array('type'=>'int','default'=>'200'),
'font-size'=>array('type'=>'int','default'=>2),
'background-color'=>array('type'=>'color','default'=>'FFFFFF'),
'graph-background-color'=>array('type'=>'color','default'=>'E2E1E2'),
'font-color'=>array('type'=>'color','default'=>'006699'),
'column-font-color-q1'=>array('type'=>'color','default'=>'000000'),
'column-font-color-q2'=>array('type'=>'color','default'=>'000000'),
'border-color'=>array('type'=>'color','default'=>'006699'),
'column-color'=>array('type'=>'color','default'=>'0099CC'),
'column-shadow-color'=>array('type'=>'color','default'=>'006699'),
'min-col-width'=>array('type'=>'int','default'=>'32'),
'background-color-alpha'=>array('type'=>'int','default'=>0),
'graph-background-color-alpha'=>array('type'=>'int','default'=>0),
'font-color-alpha'=>array('type'=>'int','default'=>0),
'column-font-color-q1-alpha'=>array('type'=>'int','default'=>0),
'column-font-color-q2-alpha'=>array('type'=>'int','default'=>0),
'border-color-alpha'=>array('type'=>'int','default'=>0),
'column-color-alpha'=>array('type'=>'int','default'=>0),
'column-shadow-color-alpha'=>array('type'=>'int','default'=>0),
'transparent-background'=>array('type'=>'bool','default'=>0),
'random-column-color'=>array('type'=>'bool','default'=>0),
'disable-legenda'=>array('type'=>'bool','default'=>0),
'disable-values'=>array('type'=>'bool','default'=>0),
'file-name'=>array('type'=>'text','default'=>NULL),
);
//Test if CFG is array
if(!is_array($cfg))
throw new Exception('Cfg is not an array');
//Test all manditory cfg keys
foreach($manditoryKeys as $keyName=>$keyData)
{
if(array_key_exists($keyName,$cfg))
{
switch($keyData['type'])
{
case "int":
if(!is_numeric($cfg[$keyName]))
$cfg[$keyName] = $keyData['default'];
break;
default:
break;
}
}
else
{
$cfg[$keyName] = $keyData['default'];
}
}
//Test if data is array
if(!is_array($data))
throw new Exception('Data is not an array');
//Test if data is populated
if(empty($data))
throw new Exception('No data provided array');
//Set max key length
$cfg['maxKeyLength'] = 0;
//Loop all data memebers
foreach($data as $key=>$value)
{
$keyLength = strlen($key);
if($cfg['maxKeyLength']<$keyLength)
$cfg['maxKeyLength'] = $keyLength;
if(!is_numeric($value))
throw new Exception(sprintf('Data for array key "%s" is not numeric',$key));
}
//Pre-Calculate defined values
$cfg['cols'] = count($data);
$cfg['max'] = max($data);
$cfg['min'] = min($data);
//if( $cfg['max']==0 && $cfg['min']==0)
//throw new Exception(sprintf('All values are NULL'));
return $cfg;
}
//--------------------------------------------------------------------------------
/**
* @Name: calculateVerticalColumnGraph
* @Author: Martijn Beulens <[email protected]>
* @Param: & (array) cfg, & (array) data
* @Return: (array) dimensions
* @Access: private
* @Exception: no
* @Since: version Sun 13 apr 2008
* @Comment: Calculates all dimensions for vertical line graph
*/
private function calculateVerticalColumnGraph(&$cfg,&$data)
{
//Var
$dimensions = array();
//Pre-calculate image width
$minWidth = (((imagefontwidth($cfg['font-size'])*strlen($cfg['max']) )+8)*2)+($cfg['cols']*$cfg['min-col-width']);
if($cfg['width']<$minWidth)
$cfg['width'] = $minWidth;
//Calculate offsets
$maxValueLength = strlen($cfg['max']);
if(strlen($cfg['min'])>$maxValueLength)
$maxValueLength = strlen($cfg['min']);
$dimensions['leftOffset'] = (imagefontwidth($cfg['font-size'])*$maxValueLength )+16;
$dimensions['rightOffset'] = $dimensions['leftOffset'];
$dimensions['topOffset'] = imagefontheight($cfg['font-size'])+16;
$dimensions['bottomOffset'] = (imagefontwidth($cfg['font-size'])*$cfg['maxKeyLength'])+16;
//Calculate graph display block
$dimensions['graphBlock']['width'] = ($cfg['width']-$dimensions['leftOffset'])-$dimensions['rightOffset'];
$dimensions['graphBlock']['height'] =($cfg['height']-$dimensions['topOffset'])-$dimensions['bottomOffset'];
$dimensions['graphBlock']['x1'] = $dimensions['leftOffset'];
$dimensions['graphBlock']['y1'] = $dimensions['topOffset'];
$dimensions['graphBlock']['x2'] = $cfg['width']-$dimensions['leftOffset'];
$dimensions['graphBlock']['y2'] = $dimensions['topOffset']+$dimensions['graphBlock']['height'];
//Calculate background block
$dimensions['backgroundBlock']['x1'] = 0;
$dimensions['backgroundBlock']['y1'] = 0;
$dimensions['backgroundBlock']['x2'] = $cfg['width'];
$dimensions['backgroundBlock']['y2'] = $cfg['height'];
//Calculate col width
$dimensions['colCalculatieHeight'] = floor($dimensions['graphBlock']['width']/$cfg['cols']);
$dimensions['colWidth'] = ($dimensions['graphBlock']['width']/$cfg['cols']);
$dimensions['colInnerWidth'] = ($dimensions['graphBlock']['width']/$cfg['cols'])-10;
//Calc range
if($cfg['min']<0)
{
$dimensions['range'] = $cfg['max']-$cfg['min'];
$dimensions['quadrant1Max'] = $cfg['max'];
$dimensions['quadrant2Max'] = (0-$cfg['min']);
$dimensions['quadrant1Percentage'] = @round($cfg['max']/($dimensions['range']/100));
$dimensions['quadrant2Percentage'] = @round((0-$cfg['min'])/($dimensions['range']/100));
$dimensions['quadrant1Height'] = round(($dimensions['graphBlock']['height']/100)*$dimensions['quadrant1Percentage']);
$dimensions['quadrant2Height'] = round(($dimensions['graphBlock']['height']/100)*$dimensions['quadrant2Percentage']);
$dimensions['nullY'] = $dimensions['topOffset']+$dimensions['quadrant1Height'];
$dimensions['quadrant1CalcHeight'] = ($dimensions['quadrant1Height']>10) ? $dimensions['quadrant1Height']-10 : $dimensions['quadrant1Height'];
$dimensions['quadrant2CalcHeight'] = ($dimensions['quadrant2Height']>10) ? $dimensions['quadrant2Height']-10 : $dimensions['quadrant2Height'];
}
else
{
$dimensions['range'] = $cfg['max'];
$dimensions['quadrant1Max'] = $cfg['max'];
$dimensions['quadrant2Max'] = 0;
$dimensions['quadrant1Percentage'] = 100;