# Gauge Chart

## Gauge

{% embed url="<https://stackblitz.com/edit/swimlane-gauge-chart?embed=1&file=app/app.component.ts>" %}

## Inputs

| Property           | Type               | Default Value | Description                                                                                                      |
| ------------------ | ------------------ | ------------- | ---------------------------------------------------------------------------------------------------------------- |
| view               | number\[]          |               | the dimensions of the chart \[width, height]. If left undefined, the chart will fit to the parent container size |
| results            | object\[]          |               | the chart data                                                                                                   |
| scheme             | object             |               | the color scheme of the chart                                                                                    |
| customColors       | function or object |               | custom colors for the chart. Used to override a color for a specific value                                       |
| animations         | boolean            | true          | enable animations                                                                                                |
| legend             | boolean            | false         | show or hide the legend                                                                                          |
| legendTitle        | string             | 'Legend'      | the legend title                                                                                                 |
| min                | number             | 0             | starting point of the scale                                                                                      |
| max                | number             | 100           | ending point of the scale                                                                                        |
| units              | string             |               | text to display under the value                                                                                  |
| bigSegments        | number             | 10            | number of big segments on the axis                                                                               |
| smallSegments      | number             | 5             | number of small segments between every big segment                                                               |
| showAxis           | boolean            | true          | show or hide the axis                                                                                            |
| axisTickFormatting | function           |               | the axis tick formatting                                                                                         |
| valueFormatting    | function           |               | function that formats the value in the middle of the chart                                                       |
| angleSpan          | number             | 240           | the angle that the chart spans (in degrees)                                                                      |
| startAngle         | number             | -120          | the angle that the chart is rotated by. Use negative half of the spanning angle to centralize                    |
| tooltipDisabled    | boolean            | false         | show or hide the tooltip                                                                                         |
| tooltipTemplate    | TemplateRef        |               | a custom ng-template to be displayed inside the tooltip                                                          |
| showText           | boolean            | true          | show or hide the inner text                                                                                      |

## Outputs

| Property   | Description                              |
| ---------- | ---------------------------------------- |
| select     | click event                              |
| activate   | element activation event (mouse enter)   |
| deactivate | element deactivation event (mouse leave) |

## Data Format

The data format is single series:

```
[
  {
    "name": "Germany",
    "value": 8940000
  },
  {
    "name": "USA",
    "value": 5000000
  }
]
```


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