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| author | Russ Cox <rsc@swtch.com> | 2015-02-17 12:16:20 -0500 |
|---|---|---|
| committer | Russ Cox <rsc@swtch.com> | 2015-02-17 20:51:23 +0000 |
| commit | 213fc4f6fb26bb5781ea3e489bf4cc5c2aca591e (patch) | |
| tree | f6a4f5bbb3244133a8b62b835176f09c9346cfe5 /include | |
| parent | 77f23268f7073b254e91748d4764768bab6d6f1f (diff) | |
| download | plan9port-213fc4f6fb26bb5781ea3e489bf4cc5c2aca591e.tar.gz plan9port-213fc4f6fb26bb5781ea3e489bf4cc5c2aca591e.tar.bz2 plan9port-213fc4f6fb26bb5781ea3e489bf4cc5c2aca591e.zip | |
libdraw: autoscale fonts when moving between low and high dpi screens
Change-Id: I6093955b222db89dfe437fb723593b173d888d01
Reviewed-on: https://plan9port-review.googlesource.com/1170
Reviewed-by: Russ Cox <rsc@swtch.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/draw.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/include/draw.h b/include/draw.h index ff760dd7..329108d9 100644 --- a/include/draw.h +++ b/include/draw.h @@ -206,6 +206,9 @@ struct Display struct Mux *mux; int srvfd; int dpi; + + Font *firstfont; + Font *lastfont; }; struct Image @@ -319,6 +322,15 @@ struct Font Cachesubf *subf; Cachefont **sub; /* as read from file */ Image *cacheimage; + + /* doubly linked list of fonts known to display */ + int ondisplaylist; + Font *next; + Font *prev; + + /* on hi-dpi systems, one of these is set to f and the other is the other-dpi version of f */ + Font *lodpi; + Font *hidpi; }; #define Dx(r) ((r).max.x-(r).min.x) @@ -460,6 +472,7 @@ extern void borderop(Image*, Rectangle, int, Image*, Point, Drawop); * Font management */ extern Font* openfont(Display*, char*); +extern int parsefontscale(char*, char**); extern Font* buildfont(Display*, char*, char*); extern void freefont(Font*); extern Font* mkfont(Subfont*, Rune); @@ -483,11 +496,13 @@ extern int runestringnwidth(Font*, Rune*, int); extern Point strsubfontwidth(Subfont*, char*); extern int loadchar(Font*, Rune, Cacheinfo*, int, int, char**); extern char* subfontname(char*, char*, int); -extern Subfont* _getsubfont(Display*, Font*, char*); +extern Subfont* _getsubfont(Display*, char*); extern Subfont* getdefont(Display*); extern void lockdisplay(Display*); extern void unlockdisplay(Display*); extern int drawlsetrefresh(u32int, int, void*, void*); +extern void loadhidpi(Font*); +extern void swapfont(Font*, Font**, Font**); /* * Predefined |