From 462a966ee2c0f49f432bedaf8e6ebdff995262a9 Mon Sep 17 00:00:00 2001 From: Christoph Lohmann <20h@r-36.net> Date: Wed, 5 Sep 2012 21:48:26 +0200 Subject: Implement italic font support. --- st.c | 30 ++++++++++++++++++++---------- 1 file changed, 20 insertions(+), 10 deletions(-) (limited to 'st.c') diff --git a/st.c b/st.c index cf329fd..655d5a3 100644 --- a/st.c +++ b/st.c @@ -76,6 +76,7 @@ enum glyph_attribute { ATTR_UNDERLINE = 2, ATTR_BOLD = 4, ATTR_GFX = 8, + ATTR_ITALIC = 16, }; enum cursor_movement { @@ -238,7 +239,7 @@ typedef struct { short lbearing; short rbearing; XFontSet set; - } font, bfont; + } font, bfont, ifont; } DC; static void die(const char*, ...); @@ -1122,8 +1123,8 @@ tsetattr(int *attr, int l) { case 1: term.c.attr.mode |= ATTR_BOLD; break; - case 3: /* enter standout (highlight) mode TODO: make it italic */ - term.c.attr.mode |= ATTR_REVERSE; + case 3: /* enter standout (highlight) */ + term.c.attr.mode |= ATTR_ITALIC; break; case 4: term.c.attr.mode |= ATTR_UNDERLINE; @@ -1134,8 +1135,8 @@ tsetattr(int *attr, int l) { case 22: term.c.attr.mode &= ~ATTR_BOLD; break; - case 23: /* leave standout (highlight) mode TODO: make it italic */ - term.c.attr.mode &= ~ATTR_REVERSE; + case 23: /* leave standout (highlight) mode */ + term.c.attr.mode &= ~ATTR_ITALIC; break; case 24: term.c.attr.mode &= ~ATTR_UNDERLINE; @@ -1886,14 +1887,20 @@ xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rb } void -initfonts(char *fontstr, char *bfontstr) { - if((dc.font.set = xinitfont(fontstr)) == NULL || - (dc.bfont.set = xinitfont(bfontstr)) == NULL) - die("Can't load font %s\n", dc.font.set ? BOLDFONT : FONT); +initfonts(char *fontstr, char *bfontstr, char *ifontstr) { + if((dc.font.set = xinitfont(fontstr)) == NULL) + die("Can't load font %s\n", fontstr); + if((dc.bfont.set = xinitfont(bfontstr)) == NULL) + die("Can't load bfont %s\n", bfontstr); + if((dc.ifont.set = xinitfont(ifontstr)) == NULL) + die("Can't load ifont %s\n", ifontstr); + xgetfontinfo(dc.font.set, &dc.font.ascent, &dc.font.descent, &dc.font.lbearing, &dc.font.rbearing); xgetfontinfo(dc.bfont.set, &dc.bfont.ascent, &dc.bfont.descent, &dc.bfont.lbearing, &dc.bfont.rbearing); + xgetfontinfo(dc.ifont.set, &dc.ifont.ascent, &dc.ifont.descent, + &dc.ifont.lbearing, &dc.ifont.rbearing); } void @@ -1927,7 +1934,7 @@ xinit(void) { } /* font */ - initfonts(FONT, BOLDFONT); + initfonts(FONT, BOLDFONT, ITALICFONT); /* XXX: Assuming same size for bold font */ xw.cw = dc.font.rbearing - dc.font.lbearing; @@ -2002,6 +2009,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { fontset = dc.bfont.set; } + if(base.mode & ATTR_ITALIC) + fontset = dc.ifont.set; + XSetBackground(xw.dpy, dc.gc, dc.col[bg]); XSetForeground(xw.dpy, dc.gc, dc.col[fg]); -- cgit v1.2.3