src/x11CB.c

   1 static K8TTimeMSec clockTicksCB (K8Term *term) {
   2   return mclock_ticks();
   3 }
   4
   5
   6 static void setLastDrawTimeCB (K8Term *term, K8TTimeMSec time) {
   7   lastDrawTime = time;
   8 }
   9
  10
  11 static int isFocusedCB (K8Term *term) {
  12   return (xw.state&K8T_WIN_FOCUSED ? 1 : 0);
  13 }
  14
  15
  16 static int isVisibleCB (K8Term *term) {
  17   return (xw.state&K8T_WIN_VISIBLE ? 1 : 0);
  18 }
  19
  20
  21 static void drawSetFGCB (K8Term *term, int clr) {
  22   XSetForeground(xw.dpy, dc.gc, getColor(clr));
  23 }
  24
  25
  26 static void drawSetBGCB (K8Term *term, int clr) {
  27   XSetBackground(xw.dpy, dc.gc, getColor(clr));
  28 }
  29
  30
  31 static void drawRectCB (K8Term *term, int x0, int y0, int cols, int rows) {
  32   if (cols > 0 && rows > 0) {
  33     XDrawRectangle(xw.dpy, K8T_DATA(term)->picbuf, dc.gc, x0*xw.cw, y0*xw.ch, cols*xw.cw-1, rows*xw.ch-1);
  34   }
  35 }
  36
  37
  38 static void drawFillRectCB (K8Term *term, int x0, int y0, int cols, int rows) {
  39   if (cols > 0 && rows > 0) {
  40     XFillRectangle(xw.dpy, K8T_DATA(term)->picbuf, dc.gc, x0*xw.cw, y0*xw.ch, cols*xw.cw-1, rows*xw.ch-1);
  41   }
  42 }
  43
  44
  45 // copy pixmap to screen
  46 static void drawCopyAreaCB (K8Term *term, int x0, int y0, int cols, int rows) {
  47   if (cols > 0 && rows > 0) {
  48     int src_x = x0*xw.cw, src_y = y0*xw.ch, src_w = cols*xw.cw, src_h = rows*xw.ch;
  49     int dst_x = src_x, dst_y = src_y;
  50     //
  51     if (opt_tabposition == 1) { dst_y += xw.tabheight; }
  52     XCopyArea(xw.dpy, K8T_DATA(term)->picbuf, xw.win, dc.gc, src_x, src_y, src_w, src_h, dst_x, dst_y);
  53   }
  54 }
  55
  56
  57 // cols can be used for underlining
  58 static void drawStringCB (K8Term *term, int x, int y, int cols, const K8TGlyph *base, int fontset, const char *s, int bytelen) {
  59   XFontSet xfontset = dc.font[fontset].set;
  60   int winx = x*xw.cw, winy = y*xw.ch+dc.font[fontset].ascent;
  61   //
  62   if (K8T_ISGFX(base->attr)) {
  63     XmbDrawImageString(xw.dpy, K8T_DATA(term)->picbuf, xfontset, dc.gc, winx, winy, s, bytelen);
  64   } else if (!needConversion) {
  65     XmbDrawImageString(xw.dpy, K8T_DATA(term)->picbuf, xfontset, dc.gc, winx, winy, s, bytelen);
  66   } else {
  67     if (bytelen > 0) {
  68       //k8: dunno why, but Xutf8DrawImageString() ignores ascii (at least for terminus)
  69       const char *pos = s;
  70       int xpos = winx;
  71       //
  72       while (pos < s+bytelen) {
  73         const char *e;
  74         int clen;
  75         //
  76         if ((unsigned char)(pos[0]) < 128) {
  77           for (e = pos+1; e < s+bytelen && (unsigned char)(*e) < 128; ++e) ;
  78           clen = e-pos;
  79           XmbDrawImageString(xw.dpy, K8T_DATA(term)->picbuf, xfontset, dc.gc, xpos, winy, pos, e-pos);
  80         } else {
  81           for (clen = 0, e = pos; e < s+bytelen && (unsigned char)(*e) >= 128; ++e) {
  82             if (((unsigned char)(e[0])&0xc0) == 0xc0) ++clen;
  83           }
  84           Xutf8DrawImageString(xw.dpy, K8T_DATA(term)->picbuf, xfontset, dc.gc, xpos, winy, pos, e-pos);
  85         }
  86         xpos += xw.cw*clen;
  87         pos = e;
  88       }
  89     }
  90   }
  91   //
  92   if (opt_drawunderline && (base->attr&K8T_ATTR_UNDERLINE)) {
  93     XDrawLine(xw.dpy, K8T_DATA(term)->picbuf, dc.gc, winx, winy+1, winx+(cols*xw.cw)-1, winy+1);
  94   }
  95 }
  96
  97
  98 static int drawOverlayCB (K8Term *term, int x0, int x1, int scry, int lineno, int dontcopy) {
  99   if (scry == term->row-1 && K8T_DATA(term)->cmdline.cmdMode != K8T_CMDMODE_NONE) {
 100     xdrawcmdline(term, &K8T_DATA(term)->cmdline, scry);
 101     return 1;
 102   }
 103   return 0;
 104 }
 105
 106
 107 static void fixSelectionCB (K8Term *term) {
 108   if (lastSelStr != NULL) free(lastSelStr);
 109   lastSelStr = (term->sel.clip != NULL ? strdup(term->sel.clip) : NULL);
 110   //
 111   xfixsel();
 112 }
 113
 114
 115 static void clearSelectionCB (K8Term *term) {
 116   if (lastSelStr != NULL) free(lastSelStr);
 117   lastSelStr = NULL;
 118 }
 119
 120
 121 static void titleChangedCB (K8Term *term) {
 122   if (curterm == term) fixWindowTitle(term);
 123   updateTabBar = 1;
 124 }
 125
 126
 127 static void doBellCB (K8Term *term) {
 128   if (!(xw.state&K8T_WIN_FOCUSED) && (term->belltype&K8T_BELL_URGENT)) xseturgency(1);
 129   if (term->belltype&K8T_BELL_AUDIO) XBell(xw.dpy, 100);
 130 }
 131
 132
 133 //  0: no
 134 //  1: fully
 135 // -1: partially
 136 static int isUnderOverlayCB (K8Term *term, int x, int y, int w) {
 137   if (w > 0 && K8T_DATA(term)->cmdline.cmdMode != K8T_CMDMODE_NONE) {
 138     int xe = x+w-1;
 139     //
 140     if (xe >= 0 && x < term->col && y < term->row) {
 141       if (x < 0) x = 0;
 142       if (y < 0) y = 0;
 143       if (xe >= term->col) xe = term->col-1;
 144       //
 145       if (xe >= x) {
 146         if (y == term->row-1) return 1; // cmdline is active, and we are inside
 147       }
 148     }
 149   }
 150   //
 151   return 0;
 152 }
 153
 154
 155 static void clipToOverlayCB (K8Term *term, int *x0, int y, int *w) {
 156   int ovr = term->isUnderOverlay(term, *x0, y, *w);
 157   //
 158   if (ovr < 0) {
 159     // partially inside
 160     // easy deal for now: do nothing
 161   } else if (ovr == 0) {
 162     // outside
 163     *w = 0;
 164   } // else it's fully inside, do nothing
 165 }