8.7. tsImageGetIsEmpty
Syntax
Pascal
function tsImageGetIsEmpty(ImageID: tsImageID): tsBool;
C/C++
tsBool tsImageGetIsEmpty(tsImageID ImageID);
Description
This function queres the information if the image is empty.
![[Tip]](images/tip.png)
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Tip |
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This function calls tsImageGetInfo internally. If you need more than one information from an font reduce overhead and call tsImageGetInfo instead. |
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Params
- ImageID
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The ImageID from which the infos will be quered.
Return Value
- TS_TRUE
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Indicates that the image is empty.
- TS_FALSE
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The image isnt empty. This also will returned in an error ocours.
Error Codes
- TS_NO_ACTIVE_CONTEXT
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If there was no context bound.
- TS_INVALID_VALUE
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This will happen if you pass an invalid ImageID to this function.