TextItemSetColor: Difference between revisions
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This example gets the color of a textitem named 'theTextItem' and if it is green, changes it to blue. | This example gets the color of a textitem named 'theTextItem' and if it is green, changes it to blue. | ||
<syntaxhighlight lang="lua"> | <syntaxhighlight lang="lua"> | ||
r,g,b,a = textItemGetColor ( theTextItem ) -- get the text color and | r,g,b,a = textItemGetColor ( theTextItem ) -- get the text color and store it in the variables 'r', 'g', 'b' and 'a' | ||
if ( r == 0 ) and ( g == 255 ) and ( b == 0 ) then -- if the color is green | if ( r == 0 ) and ( g == 255 ) and ( b == 0 ) then -- if the color is green | ||
textItemSetColor ( theTextItem, 0, 0, 255, 255 ) -- set it to blue | textItemSetColor ( theTextItem, 0, 0, 255, 255 ) -- set it to blue |
Revision as of 18:35, 21 August 2007
This function sets the color of a text item.
Syntax
bool textItemSetColor ( textitem theTextItem, int r, int g, int b, int a )
Required Arguments
- theTextItem: The textitem you wish to set the color of.
- red: The amount of red in the text item's color (0 - 255).
- green: The amount of green in the text item's color (0 - 255).
- blue: The amount of blue in the text item's color (0 - 255).
- alpha: The amount of alpha in the text item's color (0 - 255). Alpha decides transparency where 255 is opaque and 0 is transparent.
Returns
Returns true if the color was successfully set, false otherwise.
Example
This example gets the color of a textitem named 'theTextItem' and if it is green, changes it to blue.
r,g,b,a = textItemGetColor ( theTextItem ) -- get the text color and store it in the variables 'r', 'g', 'b' and 'a' if ( r == 0 ) and ( g == 255 ) and ( b == 0 ) then -- if the color is green textItemSetColor ( theTextItem, 0, 0, 255, 255 ) -- set it to blue end
See Also
- textCreateDisplay
- textCreateTextItem
- textDestroyDisplay
- textDestroyTextItem
- textDisplayAddObserver
- textDisplayAddText
- textDisplayGetObservers
- textDisplayIsObserver
- textDisplayRemoveObserver
- textDisplayRemoveText
- textItemGetColor
- textItemGetPosition
- textItemGetPriority
- textItemGetScale
- textItemGetText
- textItemSetColor
- textItemSetPosition
- textItemSetPriority
- textItemSetScale
- textItemSetText