Template:Composition bar
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This template displays the numeric composition of a thing in terms of its sub-units. For example, it is frequently used as part of {{Infobox political party}} to show the number of seats a given political party holds in a legislature. A single line, flexible width version of this template is available at Template:Composition bar compact.
Usage
{{Composition bar|amount|total|bar-color|options...}}
- amount
 - The first parameter is the number of sub-units.
 - total
 - The second parameter is the total number of sub-units possible.
 - bar-color
 - (default is light grey) The third parameter is the background color of the left part of the bar - a valid web color, which can be specified by name, as a hex triplet (#rrbbgg), or rgb triplet (rgb(0–255,0–255,0–255)).
In the case of political parties, most will have their logo color available in #F8F9FA templates. 
Additional display options:
- background-color=...
 - (default is transparent) is the background color of the right part of the bar - a valid web color.
 - border=...
 - (default is medium grey) is the color of the border, or "none" for no border
 - width=...
 - (default is 100px) a width value for the bar, such as "100%" or "8em" (unitless numbers are interpreted as px)
 - per=...
 - (default is false), when set to any value (true), adds a percentage to the bar as well
 - ref=...
 - (default is blank), may be used to add a reference/citation for the numbers.
 
Examples
| Code | Result | 
|---|---|
{{Composition bar|50|100|red}}
 | 
50 / 100 
 | 
{{Composition bar|50|100|red|background-color=#DDD|border=none}}
 | 
50 / 100 
 | 
{{Composition bar|50|100|#99F|width=85%}}
 | 
50 / 100 
 | 
{{Composition bar|50|100|{{party color|Green Party (UK)}}}}
 | 
50 / 100 
 | 
{{Composition bar|50|100|rgb(255,255,16)}}
 | 
50 / 100 
 | 
{{Composition bar|75|100|#FF0}}
 | 
75 / 100 
 | 
{{Composition bar|40|100|#F00|per=1}}
 | 
40 / 100 (40%) 
 | 
{{Composition bar|90|100|#F0F0F0|per=1|background-color=#F00}}
 | 
90 / 100 (90%) 
 | 
{{Composition bar|90|100|#F0C|per=1}}
 | 
90 / 100 (90%) 
 | 
{{Composition bar|0|26|hex=#00BFFF|per=1}}
 | 
0 / 26 (0%) 
 | 
TemplateData
TemplateData for Composition bar
A composition bar.
| Parameter | Description | Type | Status | |
|---|---|---|---|---|
| 1 | 1 | The number of sub-units.  | Line | required | 
| 2 | 2 | The total number of sub-units possible.  | Line | required | 
| 3 | 3 hex | The background color of the left part of the bar - a valid web color, which can be specified by name, as a hex triplet (#rrbbgg), or rgb triplet (rgb(0–255,0–255,0–255)). In the case of political parties, most will have their logo color available in {{party color|political party}} templates. 
  | Line | optional | 
| Background color | background-color | The background color of the right part of the bar - a valid web color. 
  | Line | optional | 
| Border color | border border-color | The color of the border, or 'none' for no border 
  | Line | optional | 
| Width | width | The width of the bar with units, such as 100% or 10em (unitless numbers are interpreted as px) 
  | Line | optional | 
| Show percent | per | When set to 1 (true), adds a percentage to the bar as well 
  | Line | optional | 
See also
- {{Bartable}}
 - {{Bar chart}}
 - {{Composition bar/advanced}}
 - {{Composition bar compact}}