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Font_ReadDefn (information syntax)
Programmer's Reference Manuals
» Part 8 - Non-kernel input/output
» The Font Manager
» SWI Calls
» Font_ReadDefn
» Font_ReadDefn (informtion syntax)
Font_ReadDefn
(SWI &40083)
| Entry | |
|---|---|
| R0 | Font handle |
| R1 | Pointer to buffer for font name |
| Exit | |
|---|---|
| R1 | Preserved |
| R2 | X points x16 |
| R3 | Y points x16 |
| R4 | X DPI |
| R5 | Y DPI |
| R6 | Age of font (number of font calls since this one was last accessed) |
| R7 | Usage count |
Use
This purpose of this call is to return information about the given font.
Notes
Before using this syntax form, the Font_ReadDefn (size syntax) should first be called to obtain the buffer size required to hold the font information returned by this syntax form.