CLASS IconPlot
(Defined in: jpgraph.php : 7792) Class usage and Overview
Make it possible to add one or several images on top of the background in the graph. This is constructed in the same way as normal plots are created and the images are added as normal with the GRaph::Add() method.
It is possoble to specify arbitrary positions as well as mix (blend) and scaling.
Example:
$icon = new IconPlot('myicon.png',0.5,0.5);
..
$graph->Add($icon);
Class Methods
function IconPlot($aFile,$aX,$aY,$aScale,$aMix)
Create a new icon image to be added to the graph
Argument | Default | Description |
$aFile
|
""
| File name of image |
$aX
|
0
| X-position |
$aY
|
0
| Y-position |
$aScale
|
1.0
| Scale |
$aMix
|
100
| Mixin value |
Description
Create a new icon image to be added to the graph. The position can be specified as either absolute coordinates or as fractions of the width and height repsectively.
Scale can be an arbitrary floating point number indicating the scaling of the image.
The mix values specifies (in percent 1-100) how much of the image should be mixed in on top of the background.
$icon = new IconPlot('myfile.png',0.5,0.5,1,50);
function SetAnchor($aXAnchor,$aYAnchor)
Specify anchor point for image
Argument | Default | Description |
$aXAnchor
|
'left'
| Horizontal anchor |
$aYAnchor
|
'center'
| Verticla anchor |
Description
Specify anchor point for image.
Horizontal anchor can be "left','center','right' and vertical anchor can be 'top','center','bottom'
By default the anchor is the top left corner ('left','top')
$icon->SetAnchor('center','center');
function SetCountryFlag($aFlag,$aX,$aY,$aScale,$aMix,$aStdSize)
Use one of the country flags as icons
Argument | Default | Description |
$aFlag
| | Partial or full country name |
$aX
| | X-position |
$aY
| | Y-position |
$aScale
| | Scaleing of image |
$aMix
| | Blend factor (0-100) |
$aStdSize
| | Which of the flag standard sizes should be used as the original image (1-4) |
Description
Use one of the country flags as icons
$icon = new IconPlot();
$icon->SetCountryFlag('norway',0.1,0.1);
function SetMix($aMix)
Specify mix value in percent (0-100) for image-
Argument | Default | Description |
$aMix
| | Mix value (0-100) |
Description
Specify mix value in percent (0-100) for image. The mix value can also be specified directly in the constructor IconPlot().
$icon->SetMix(50);
function SetPos($aX,$aY)
Specify position for image
Argument | Default | Description |
$aX
| | X-position |
$aY
| | Y-position |
Description
Specify position for image. Position can be specified as either absolute coordinates or as fractions of the width and height.
The anchor point in the image can be adjusted with a call to SetAnchor(). By default the anchor point is the top left corner.
See also
IconPlot::SetAnchor
$icon->SetPos(0.5,0.5);
function SetScale($aScale)
Set scaling for image
Argument | Default | Description |
$aScale
| | Scale value. |
Description
Set scaling for image. This allows you to adjust the size of the image.
$icon->SetScale(0.8);