Gets the sum to the widths of nTextLen characters from a string of single or multi-byte characters.
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AT_ERRCOUNT ACCUAPI IG_PDE_font_sum_widths(
HIG_PDE_FONT hFont,
LPBYTE lpText,
LONG nTextLen,
LPLONG lpnSum
);
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| Name | Type | Description |
|---|---|---|
| hFont | HIG_PDE_FONT | PDE font object. |
| lpText | LPBYTE | Pointer into a string of characters. |
| nTextLen | LONG | Number of characters in the string. |
| lpnSum | LPLONG | Width of text string in EM space. (In EM space, the width of "M" is about 1000 EM units). |
Error count.
This function does not process image pixels.