Extends
Methods
actualizeScreenshot()
- Source:
clearActualZone()
- Source:
componentDidMount()
- Source:
componentDidUpdate(prevProps, prevState, snapshot)
Parameters:
| Name |
Type |
Description |
prevProps |
|
|
prevState |
|
|
snapshot |
|
|
- Source:
displayToCanvas(coords) → {Object}
converts from displayed canvas coordinates to logical canvas coordinates
Parameters:
| Name |
Type |
Description |
coords |
|
|
- Source:
Returns:
-
Type
-
Object
displayToImage(coords) → {Object}
converts from displayed canvas coordinates to image coordinates
Parameters:
| Name |
Type |
Description |
coords |
|
|
- Source:
Returns:
-
Type
-
Object
imageToDisplay(coords) → {Object}
converts from image coordinates to displayed canvas coordinates
Parameters:
| Name |
Type |
Description |
coords |
|
|
- Source:
Returns:
-
Type
-
Object
onCanvasClick(event)
Parameters:
| Name |
Type |
Description |
event |
|
|
- Source:
onImageError()
- Source:
onImageLoaded()
- Source:
render() → {*}
- Source:
Returns:
-
Type
-
*
saveActualZone()
- Source:
showSpinner()
code source: https://codepen.io/reneras/pen/HFrmC
edited size of spinner
- Source: