935
edits
Changes
Jump to navigation
Jump to search
Line 4:
Line 4: − + + Line 16:
Line 17: − + − + − + − + Line 30:
Line 31: −
no edit summary
This routine invalidates a region of the window and forces it to repaint.<br />
This routine invalidates a region of the window by firing the [[on.paint]] event, thus forcing it get repainted.<br />
x and y default to (0, 0) and width and height default to the pixel width and height of the window.<br />
x and y default to (0, 0) and width and height default to the pixel width and height of the window.<br />
<br />
{{Since|3.0}}
{{Since|3.0}}
! Parameter !! Type !! Description
! Parameter !! Type !! Description
|-
|-
| <u>x</u> || number || Description of arg1
| <u>x</u> || number || x-coordinate of the upper-left origin.
|-
|-
| <u>y</u> || number || Description of arg2
| <u>y</u> || number || y-coordinate of the upper-left origin.
|-
|-
| <u>width</u> || number || Description of arg3
| <u>width</u> || number || width of the region to be refreshed.
|-
|-
| <u>height</u> || number || Description of arg4
| <u>height</u> || number || height of the region to be refreshed.
|}
|}
== Good to know ==
== Good to know ==
The entire window can be forced to repaint with by calling the function with no arguments : ''platform.window:'''''invalidate'''() , allowing all parameters to take their default values.
The entire window can be forced to repaint with by calling the function with no arguments : ''platform.window:'''''invalidate'''() , allowing all parameters to take their default values.
