phpchartPlus: 3.1.1 Using the PHPConfig Strategy

phpchartPlus Documentation

Tsiavos Chris <[email protected]>
Date: 18-Feb-2005
License: GPL

3.1.1 Using the PHPConfig Strategy

To use the PHPConfig Strategy you have to follow 4 steps

1. Include the appropriate file

2. Initialize the PHPConfig Strategy class

3. Strategize the ConfigParser instance with the PHPConfig Strategy instance

4. Pass the array of configuration variables as a parameter to the strategized ConfigParser instance

code portion from file: "Examples/example.php"

include("../Sources/phpchartPlus.php");
include("../Sources/NullCache_Strategy.php");
include("../Sources/TXTData_Strategy.php");
include("../Sources/PHPConfig_Strategy.php");
                 
$ConfigParams=
       array("ImageWidth"=>420,
             "ImageHeight"=>300,
             "ImageOutputType"=>"png",
             "ChartTitle"=>"Web Servers Usage",
             "ChartType"=>"Bar",
             "ChartUseBlending"=>"Yes",
             "ChartUseAntialias"=>"Yes",
             "ChartHmargin"=>30,
             "ChartVmargin"=>30,
             "ChartUseStatus"=>"Yes",
             "ImageColor_Start"=>"DimGray",
             "ImageColor_Finish"=>"DimGray",
             "ImageColor_Alpha"=>0,
             "ChartColor_Start"=>"DimGray",
             "ChartColor_Finish"=>"FloralWhite",
             "ChartColor_Alpha"=>0,
             "FontColor"=>"White",
             "FontWidth"=>3,
             "FontHeight"=>3,
             "FontFileLocation"=>"../Fonts/ActionMan.ttf",
             "FontSize"=>9,
             "LegendColors"=>
              array("DarkRed,Yellow","Black,DarkGreen"),
             "LegendColors_Alpha"=>array(0,0),
             "GridNum"=>4,
             "GridMinValue"=>0,
             "GridMaxValue"=>100,
             "GridColor"=>"Black");
                 
$DataParams=array("filename"=>"../Data/ChartData.txt");
                 
$DataStrategy=new TXTData_Strategy();
$ConfigStrategy=new PHPConfig_Strategy();
$CacheStrategy=new NullCache_Strategy(); 
$im=new phpchartPlus();
       
try 
   {
     $im->DataParser_->strategize($DataStrategy,$DataParams);
     $im->DataParser_->parse();
   }
   catch (DataParser_Exception $e) 
   {
     print $e->getMessage();
     exit();
   }
   catch (DataStrategy_Exception $f) 
   {
     print $f->getMessage();
     exit();
   }
   
try
   {
     $im->ConfigParser_->strategize($ConfigStrategy);
     $im->ConfigParser_->parse($ConfigParams);
   }
   catch (ConfigParser_Exception $e) 
   {
     print $e->getMessage();
     exit();
   }
   catch (ConfigStrategy_Exception $f) 
   {
     print $f->getMessage();
     exit();
   }
   
try
   { 
     $im->get_Instance(); 
   }
   catch (ImageSupport_Exception $e)
   {
     print $e->getMessage();
     exit();
   }
   catch (FontSupport_Exception $f)
   {
     print $f->getMessage();
     exit();
   }
   
$im->Chart_->set_CachingStrategy($CacheStrategy);
$im->Chart_->draw_Chart();