Implementing xzoomreset.

[st.git] / st.c

diff --git a/st.c b/st.c
index 83293f4..2b4d52c 100644 (file)
--- a/st.c
+++ b/st.c
@@ -317,6 +317,8 @@ static void clippaste(const Arg *);
 static void numlock(const Arg *);
 static void selpaste(const Arg *);
 static void xzoom(const Arg *);
 static void numlock(const Arg *);
 static void selpaste(const Arg *);
 static void xzoom(const Arg *);

+static void xzoomabs(const Arg *);
+static void xzoomreset(const Arg *);

 static void printsel(const Arg *);
 static void printscreen(const Arg *) ;
 static void toggleprinter(const Arg *);
 static void printsel(const Arg *);
 static void printscreen(const Arg *) ;
 static void toggleprinter(const Arg *);


@@ -503,6 +505,7 @@ static int oldbutton = 3; /* button event on startup: 3 = release */
 
 static char *usedfont = NULL;
 static double usedfontsize = 0;
 
 static char *usedfont = NULL;
 static double usedfontsize = 0;

+static double defaultfontsize = 0;

 
 static uchar utfbyte[UTF_SIZ + 1] = {0x80,    0, 0xC0, 0xE0, 0xF0};
 static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
 
 static uchar utfbyte[UTF_SIZ + 1] = {0x80,    0, 0xC0, 0xE0, 0xF0};
 static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};


@@ -2993,6 +2996,7 @@ xloadfonts(char *fontstr, double fontsize) {
                        FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12);
                        usedfontsize = 12;
                }
                        FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12);
                        usedfontsize = 12;
                }

+               defaultfontsize = usedfontsize;

        }
 
        FcConfigSubstitute(0, pattern, FcMatchPattern);
        }
 
        FcConfigSubstitute(0, pattern, FcMatchPattern);


@@ -3005,6 +3009,8 @@ xloadfonts(char *fontstr, double fontsize) {
                FcPatternGetDouble(dc.font.match->pattern,
                                   FC_PIXEL_SIZE, 0, &fontval);
                usedfontsize = fontval;
                FcPatternGetDouble(dc.font.match->pattern,
                                   FC_PIXEL_SIZE, 0, &fontval);
                usedfontsize = fontval;

+               if(fontsize == 0)
+                       defaultfontsize = fontval;

        }
 
        /* Setting character width and height. */
        }
 
        /* Setting character width and height. */


@@ -3058,15 +3064,32 @@ xunloadfonts(void) {
        xunloadfont(&dc.ibfont);
 }
 
        xunloadfont(&dc.ibfont);
 }
 

+

 void
 xzoom(const Arg *arg) {
 void
 xzoom(const Arg *arg) {

+       Arg larg;
+       larg.i = usedfontsize + arg->i;
+       xzoomabs(&larg);
+}
+
+void
+xzoomabs(const Arg *arg) {

        xunloadfonts();
        xunloadfonts();

-       xloadfonts(usedfont, usedfontsize + arg->i);
+       xloadfonts(usedfont, arg->i);

        cresize(0, 0);
        redraw(0);
        xhints();
 }
 
        cresize(0, 0);
        redraw(0);
        xhints();
 }
 

+void
+xzoomreset(const Arg *arg) {
+       Arg larg;
+       if(defaultfontsize > 0) {
+               larg.i = defaultfontsize;
+               xzoomabs(&larg);
+       }
+}
+

 void
 xinit(void) {
        XGCValues gcvalues;
 void
 xinit(void) {
        XGCValues gcvalues;