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util.c
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/*****************************************************************************/
/** Copyright 1988 by Evans & Sutherland Computer Corporation, **/
/** Salt Lake City, Utah **/
/** Portions Copyright 1989 by the Massachusetts Institute of Technology **/
/** Cambridge, Massachusetts **/
/** **/
/** All Rights Reserved **/
/** **/
/** Permission to use, copy, modify, and distribute this software and **/
/** its documentation for any purpose and without fee is hereby **/
/** granted, provided that the above copyright notice appear in all **/
/** copies and that both that copyright notice and this permis- **/
/** sion notice appear in supporting documentation, and that the **/
/** names of Evans & Sutherland and M.I.T. not be used in advertising **/
/** in publicity pertaining to distribution of the software without **/
/** specific, written prior permission. **/
/** **/
/** EVANS & SUTHERLAND AND M.I.T. DISCLAIM ALL WARRANTIES WITH REGARD **/
/** TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- **/
/** ABILITY AND FITNESS, IN NO EVENT SHALL EVANS & SUTHERLAND OR **/
/** M.I.T. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAM- **/
/** AGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA **/
/** OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER **/
/** TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE **/
/** OR PERFORMANCE OF THIS SOFTWARE. **/
/*****************************************************************************/
/*
Portions Copyright 1989, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
*/
/***********************************************************************
*
* $XConsortium: util.c,v 1.47 91/07/14 13:40:37 rws Exp $
*
* utility routines for twm
*
* 28-Oct-87 Thomas E. LaStrange File created
*
***********************************************************************/
#include "twm.h"
#include "image_formats.h"
#include "util.h"
#include "gram.h"
#include "parse.h"
#include "screen.h"
#include "list.h"
#include "prototypes.h"
#include <X11/Xos.h>
#include <X11/Xatom.h>
#include <X11/Xmu/Drawing.h>
#include <X11/Xmu/CharSet.h>
#ifndef NO_XPM_SUPPORT
#include <X11/xpm.h>
#endif
#ifdef TWM_USE_XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include <stdio.h>
#include <string.h>
#include <ctype.h>
/* see Zoom() - djhjr - 10/11/01 */
#ifdef NEED_SELECT_H
#include <sys/select.h>
#else
#include <sys/time.h>
#include <sys/types.h>
#endif
#ifndef ZOOMSLEEP
#define ZOOMSLEEP 50000 /* arbitrary, but pleasing, msec value */
#endif
extern int PrintErrorMessages;
/*
* All instances of Scr->TitleBevelWidth and Scr->BorderBevelWidth
* were a hard value of 2 - djhjr - 4/29/98
*/
static void Draw3DMenuImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DDotImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DResizeImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DZoomImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DBarImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DRArrowImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void Draw3DDArrowImage(Drawable d, int x, int y, int w, int h, int pad, ColorPair cp, int state);
static void setBorderGC(int type, GC gc, ColorPair cp, int state, int forcebw);
static GC setBevelGC(int type, int state, ColorPair cp);
static void Draw3DBevel(Drawable w, int x, int y, int bw, ColorPair cp, int state, int type);
static void Draw3DNoBevel(Drawable w, int x, int y, int bw, ColorPair cp, int state, int forcebw);
static void draw_rect(Display * display, Drawable drawable, GC gc, int x, int y, unsigned int width, unsigned int height);
static void draw_scaled_rect(Display * display, Drawable drawable, GC gc, int x, int y, unsigned int width, unsigned int height,
unsigned int scale, unsigned int over);
/* for trying to clean up BeNiceToColormap - djhjr - 10/20/02 */
static int borderdashoffset;
int HotX, HotY;
#define questionmark_width (unsigned int)(8)
#define questionmark_height (unsigned int)(8)
static char questionmark_bits[] = {
0x38, 0x7c, 0x64, 0x30, 0x18, 0x00, 0x18, 0x18
};
/***********************************************************************
*
* Procedure:
* MoveOutline - move a window outline
*
* Inputs:
* root - the window we are outlining
* x - upper left x coordinate
* y - upper left y coordinate
* width - the width of the rectangle
* height - the height of the rectangle
* bw - the border width of the frame
* th - title height
*
***********************************************************************
*/
void
MoveOutline(Window root, int x, int y, int width, int height, int bw, int th)
{
static int lastx = 0;
static int lasty = 0;
static int lastWidth = 0;
static int lastHeight = 0;
static int lastBW = 0;
static int lastTH = 0;
int xl, xr, yt, yb, xinnerl, xinnerr, yinnert, yinnerb;
int xthird, ythird;
XSegment outline[18];
register XSegment *r;
if (x == lastx && y == lasty && width == lastWidth && height == lastHeight && lastBW == bw && th == lastTH)
return;
r = outline;
#define DRAWIT() \
if (lastWidth || lastHeight) \
{ \
xl = lastx; \
xr = lastx + lastWidth - 1; \
yt = lasty; \
yb = lasty + lastHeight - 1; \
xinnerl = xl + lastBW; \
xinnerr = xr - lastBW; \
yinnert = yt + lastTH + lastBW; \
yinnerb = yb - lastBW; \
xthird = (xinnerr - xinnerl) / 3; \
ythird = (yinnerb - yinnert) / 3; \
\
/* frame outline */ \
r->x1 = xl; \
r->y1 = yt; \
r->x2 = xr; \
r->y2 = yt; \
r++; \
\
r->x1 = xl; \
r->y1 = yb; \
r->x2 = xr; \
r->y2 = yb; \
r++; \
\
r->x1 = xl; \
r->y1 = yt; \
r->x2 = xl; \
r->y2 = yb; \
r++; \
\
r->x1 = xr; \
r->y1 = yt; \
r->x2 = xr; \
r->y2 = yb; \
r++; \
\
/* top-left to bottom-right */ \
r->x1 = xinnerl; \
r->y1 = yinnert; \
r->x2 = xinnerr; \
r->y2 = yinnerb; \
r++; \
\
/* bottom-left to top-right */ \
r->x1 = xinnerl; \
r->y1 = yinnerb; \
r->x2 = xinnerr; \
r->y2 = yinnert; \
r++; \
\
/* title bar */ \
if (lastTH != 0) { \
r->x1 = xl; \
r->y1 = yt + lastTH; \
r->x2 = xr; \
r->y2 = r->y1; \
r++; \
} \
}
/* undraw the old one, if any */
DRAWIT();
lastx = x;
lasty = y;
lastWidth = width;
lastHeight = height;
lastBW = bw;
lastTH = th;
/* draw the new one, if any */
DRAWIT();
#undef DRAWIT
if (r != outline)
{
XDrawSegments(dpy, root, Scr->DrawGC, outline, r - outline);
}
}
/***********************************************************************
*
* Procedure:
* Zoom - zoom in or out of an icon
*
* Inputs:
* wf - window to zoom from
* ipf - icon manager of window to zoom from
* wt - window to zoom to
* ipt - icon manager of window to zoom to
*
* Patched to make sure a "None" window generates coordinates *INSIDE*
* the screen. -- DSE
*
* Added args to icon managers so zooms from and to the window's
* entry use that icon manager's coordinates - djhjr - 10/11/01
*
***********************************************************************
*/
void
Zoom(Window wf, IconMgr * ipf, Window wt, IconMgr * ipt)
{
int fx, fy, tx, ty; /* from, to */
unsigned int fw, fh, tw, th; /* from, to */
long dx, dy, dw, dh;
long z;
int j;
static struct timeval timeoutval = { 0, ZOOMSLEEP };
struct timeval timeout;
if (!Scr->DoZoom || Scr->ZoomCount < 1)
return;
if (wt == None)
{
if (Scr->LessRandomZoomZoom)
{
int temp, x1, y1, x2, y2;
x1 = ((int)rand() % (Scr->MyDisplayWidth >> 3));
x2 = Scr->MyDisplayWidth - ((int)rand() % (Scr->MyDisplayWidth >> 3));
y1 = ((int)rand() % (Scr->MyDisplayHeight >> 3));
y2 = Scr->MyDisplayHeight - ((int)rand() % (Scr->MyDisplayHeight >> 3));
if (x1 > x2)
{
temp = x1;
x1 = x2;
x2 = temp;
}
if (y1 > y2)
{
temp = y1;
y1 = y2;
y2 = temp;
}
tx = x1;
ty = y1;
tw = x2 - x1;
th = y2 - y1;
}
else
{
/* Zoom from nowhere, RFBZOOM */
tx = ((int)rand() % Scr->MyDisplayWidth);
tw = ((int)rand() % Scr->MyDisplayWidth);
ty = ((int)rand() % Scr->MyDisplayWidth);
th = ((int)rand() % Scr->MyDisplayWidth);
}
}
else
{ /* Normal. */
XGetGeometry(dpy, wt, &JunkRoot, &tx, &ty, &tw, &th, &JunkBW, &JunkDepth);
if (ipt)
{
tx += (ipt->twm_win->frame_x + ipt->twm_win->title_x);
ty += (ipt->twm_win->frame_y + ipt->twm_win->title_y + ipt->twm_win->title_height);
}
}
if (wf == None)
{
if (Scr->LessRandomZoomZoom)
{
/* zoom from somewhere on the screen, DSE */
int temp, x1, y1, x2, y2;
do
{
x1 = ((int)rand() % Scr->MyDisplayWidth);
x2 = ((int)rand() % Scr->MyDisplayWidth);
y1 = ((int)rand() % Scr->MyDisplayHeight);
y2 = ((int)rand() % Scr->MyDisplayHeight);
if (x1 > x2)
{
temp = x1;
x1 = x2;
x2 = temp;
}
if (y1 > y2)
{
temp = y1;
y1 = y2;
y2 = temp;
}
fx = x1;
fy = y1;
fw = x2 - x1;
fh = y2 - y1;
}
while (fw > (Scr->MyDisplayWidth >> 2) || fh > (Scr->MyDisplayHeight >> 2));
}
else
{
/* Zoom from nowhere, RFB */
/* fx = ( rand() & 1 ) * Scr->MyDisplayWidth; */
fx = ((int)rand() % Scr->MyDisplayWidth);
fw = ((int)rand() % Scr->MyDisplayWidth);
fy = ((int)rand() % Scr->MyDisplayWidth);
fh = ((int)rand() % Scr->MyDisplayWidth);
}
}
else
{ /* Normal. */
XGetGeometry(dpy, wf, &JunkRoot, &fx, &fy, &fw, &fh, &JunkBW, &JunkDepth);
if (ipf)
{
fx += (ipf->twm_win->frame_x + ipf->twm_win->title_x);
fy += (ipf->twm_win->frame_y + ipf->twm_win->title_y + ipf->twm_win->title_height);
}
}
dx = ((long)(tx - fx)); /* going from -> to */
dy = ((long)(ty - fy)); /* going from -> to */
dw = ((long)(tw - fw)); /* going from -> to */
dh = ((long)(th - fh)); /* going from -> to */
z = (long)(Scr->ZoomCount + 1);
for (j = 0; j < 2; j++)
{
long i;
draw_rect(dpy, Scr->Root, Scr->DrawGC, fx, fy, fw, fh);
for (i = 1; i < z; i++)
{
int x = fx + (int)((dx * i) / z);
int y = fy + (int)((dy * i) / z);
unsigned width = (unsigned)(((long)fw) + (dw * i) / z);
unsigned height = (unsigned)(((long)fh) + (dh * i) / z);
draw_rect(dpy, Scr->Root, Scr->DrawGC, x, y, width, height);
}
draw_rect(dpy, Scr->Root, Scr->DrawGC, tx, ty, tw, th);
timeout = timeoutval;
select(0, 0, 0, 0, &timeout);
}
}
/*
* Use any routine to draw your own rectangles here. -- DSE
*/
void
draw_rect(Display * display, Drawable drawable, GC gc, int x, int y, unsigned int width, unsigned int height)
{
draw_scaled_rect(display, drawable, gc, x, y, width, height, 20, 20);
if (Scr->PrettyZoom)
{
draw_scaled_rect(display, drawable, gc, x, y, width, height, 18, 20);
draw_scaled_rect(display, drawable, gc, x, y, width, height, 16, 20);
}
}
void
draw_scaled_rect(Display * display, Drawable drawable, GC gc, int x, int y, unsigned int width, unsigned int height,
unsigned int scale, unsigned int over)
{
XDrawRectangle(dpy, drawable, gc,
x + (over + width * (over - scale)) / (2 * over),
y + (over + width * (over - scale)) / (2 * over),
((over / 2) + width * scale) / over, ((over / 2) + height * scale) / over);
}
/***********************************************************************
*
* Procedure:
* ExpandFilename - expand the tilde character to HOME
* if it is the first character of the filename
*
* Returned Value:
* a pointer to the new name
*
* Inputs:
* name - the filename to expand
*
***********************************************************************
*/
char *
ExpandFilename(char *name)
{
char *newname;
if (name[0] != '~')
return name;
newname = (char *)malloc(HomeLen + strlen(name) + 2);
if (!newname)
{
fprintf(stderr,
"%s: unable to allocate %lu bytes to expand filename %s/%s\n",
ProgramName, (unsigned long int)(HomeLen + strlen(name) + 2), Home, &name[1]);
}
else
{
(void)sprintf(newname, "%s/%s", Home, &name[1]);
}
return newname;
}
void
InsertRGBColormap(Atom a, XStandardColormap * maps, int nmaps, Bool replace)
{
StdCmap *sc = NULL;
if (replace)
{ /* locate existing entry */
for (sc = Scr->StdCmapInfo.head; sc; sc = sc->next)
{
if (sc->atom == a)
break;
}
}
if (!sc)
{ /* no existing, allocate new */
sc = (StdCmap *) malloc(sizeof(StdCmap));
if (!sc)
{
fprintf(stderr, "%s: unable to allocate %lu bytes for StdCmap\n", ProgramName, (unsigned long int) sizeof(StdCmap));
return;
}
}
if (replace)
{ /* just update contents */
if (sc->maps)
XFree((char *)maps);
if (sc == Scr->StdCmapInfo.mru)
Scr->StdCmapInfo.mru = NULL;
}
else
{ /* else appending */
sc->next = NULL;
sc->atom = a;
if (Scr->StdCmapInfo.tail)
{
Scr->StdCmapInfo.tail->next = sc;
}
else
{
Scr->StdCmapInfo.head = sc;
}
Scr->StdCmapInfo.tail = sc;
}
sc->nmaps = nmaps;
sc->maps = maps;
return;
}
/*
* SetPixmapsPixmap - load the Image structure for the Pixmaps resource images
*/
Image *
SetPixmapsPixmap(char *filename)
{
Pixmap bm;
Image *image = NULL;
bm = FindBitmap(filename, &JunkWidth, &JunkHeight);
if (bm != None)
{
image = (Image *) malloc(sizeof(Image));
image->width = JunkWidth;
image->height = JunkHeight;
image->mask = None;
image->pixmap = bm;
}
#ifndef NO_XPM_SUPPORT
else /* Try to find a pixmap file with this name */
image = FindImage(filename, 0);
#endif
return image;
}
void
RemoveRGBColormap(Atom a)
{
StdCmap *sc, *prev;
prev = NULL;
for (sc = Scr->StdCmapInfo.head; sc; sc = sc->next)
{
if (sc->atom == a)
break;
prev = sc;
}
if (sc)
{ /* found one */
if (sc->maps)
XFree((char *)sc->maps);
if (prev)
prev->next = sc->next;
if (Scr->StdCmapInfo.head == sc)
Scr->StdCmapInfo.head = sc->next;
if (Scr->StdCmapInfo.tail == sc)
Scr->StdCmapInfo.tail = prev;
if (Scr->StdCmapInfo.mru == sc)
Scr->StdCmapInfo.mru = NULL;
}
return;
}
void
LocateStandardColormaps(void)
{
Atom *atoms;
int natoms;
int i;
atoms = XListProperties(dpy, Scr->Root, &natoms);
for (i = 0; i < natoms; i++)
{
XStandardColormap *maps = NULL;
int nmaps;
if (XGetRGBColormaps(dpy, Scr->Root, &maps, &nmaps, atoms[i]))
{
/* if got one, then append to current list */
InsertRGBColormap(atoms[i], maps, nmaps, False);
}
}
if (atoms)
XFree((char *)atoms);
return;
}
/* Call GetColor if Scr->FirstTime. */
void
GetColor(int kind, Pixel * what, char *name)
{
if (Scr->FirstTime)
GetColorAlways(kind, what, name);
}
int
GetColorAlways(int kind, Pixel * what, char *name)
{
XColor color, junkcolor;
Status stat = 0;
Colormap cmap = Scr->TwmRoot.cmaps.cwins[0]->colormap->c;
if (Scr->Monochrome != kind)
return -1;
#if ( XlibSpecificationRelease < 5 )
if (!((name[0] == '#')
? ((stat = XParseColor(dpy, cmap, name, &color))
&& XAllocColor(dpy, cmap, &color)) : XAllocNamedColor(dpy, cmap, name, &color, &junkcolor)))
#else
if (!XAllocNamedColor(dpy, cmap, name, &color, &junkcolor))
#endif
{
/* if we could not allocate the color, let's see if this is a
* standard colormap
*/
XStandardColormap *stdcmap = NULL;
/* parse the named color */
if (name[0] != '#')
stat = XParseColor(dpy, cmap, name, &color);
if (!stat)
{
fprintf(stderr, "%s: invalid color name \"%s\"\n", ProgramName, name);
return -1;
}
/*
* look through the list of standard colormaps (check cache first)
*/
if (Scr->StdCmapInfo.mru && Scr->StdCmapInfo.mru->maps &&
(Scr->StdCmapInfo.mru->maps[Scr->StdCmapInfo.mruindex].colormap == cmap))
{
stdcmap = &(Scr->StdCmapInfo.mru->maps[Scr->StdCmapInfo.mruindex]);
}
else
{
StdCmap *sc;
for (sc = Scr->StdCmapInfo.head; sc; sc = sc->next)
{
int i;
for (i = 0; i < sc->nmaps; i++)
{
if (sc->maps[i].colormap == cmap)
{
Scr->StdCmapInfo.mru = sc;
Scr->StdCmapInfo.mruindex = i;
stdcmap = &(sc->maps[i]);
goto gotit;
}
}
}
}
gotit:
if (stdcmap)
{
color.pixel = (stdcmap->base_pixel +
((Pixel) (((float)color.red / 65535.0) *
stdcmap->red_max + 0.5) *
stdcmap->red_mult) +
((Pixel) (((float)color.green / 65535.0) *
stdcmap->green_max + 0.5) *
stdcmap->green_mult) +
((Pixel) (((float)color.blue / 65535.0) * stdcmap->blue_max + 0.5) * stdcmap->blue_mult));
}
else
{
fprintf(stderr, "%s: unable to allocate color \"%s\"\n", ProgramName, name);
return -1;
}
}
*what = color.pixel;
return 0;
}
void
GetShadeColors(ColorPair * cp)
{
XColor xcol;
Colormap cmap = Scr->TwmRoot.cmaps.cwins[0]->colormap->c;
float clearfactor;
float darkfactor;
char clearcol[32], darkcol[32];
clearfactor = (float)Scr->ClearBevelContrast / 100.0;
darkfactor = (100.0 - (float)Scr->DarkBevelContrast) / 100.0;
xcol.pixel = cp->back;
XQueryColor(dpy, cmap, &xcol);
sprintf(clearcol, "#%04x%04x%04x",
xcol.red + (unsigned short)((65535 - xcol.red) * clearfactor),
xcol.green + (unsigned short)((65535 - xcol.green) * clearfactor),
xcol.blue + (unsigned short)((65535 - xcol.blue) * clearfactor));
sprintf(darkcol, "#%04x%04x%04x",
(unsigned short)(xcol.red * darkfactor),
(unsigned short)(xcol.green * darkfactor), (unsigned short)(xcol.blue * darkfactor));
GetColorAlways(Scr->Monochrome, &cp->shadc, clearcol);
GetColorAlways(Scr->Monochrome, &cp->shadd, darkcol);
}
/*
* The following I18N-oriented functions are adapted from TWM
* as distributed with XFree86 4.2.0 - djhjr - 9/14/03
*/
/*
* The following functions are sensible to 'use_fontset'.
* When 'use_fontset' is True,
* - XFontSet-related internationalized functions are used
* so as multibyte languages can be displayed.
* When 'use_fontset' is False,
* - XFontStruct-related conventional functions are used
* so as 8-bit characters can be displayed even when
* locale is not set properly.
*/
void
GetFont(MyFont * font)
{
char **missing_charset_list_return;
int missing_charset_count_return;
char *def_string_return;
XFontSetExtents *font_extents;
XFontStruct **xfonts;
char **font_names;
register int i;
int ascent;
int descent;
int fnum;
char *basename2, *basename3 = NULL;
#ifdef TWM_USE_XFT
XFontStruct *xlfd;
Atom atom;
char *atom_name;
char *deffontname;
if (Scr->use_xft > 0)
{
if (font->xft != NULL)
{
XftFontClose(dpy, font->xft);
font->xft = NULL;
}
/* test if core font: */
fnum = 0;
xlfd = NULL;
font_names = XListFontsWithInfo(dpy, font->name, 5, &fnum, &xlfd);
if (font_names != NULL && xlfd != NULL)
{
for (i = 0; i < fnum; ++i)
if (XGetFontProperty(xlfd + i, XA_FONT, &atom) == True)
{
atom_name = XGetAtomName(dpy, atom);
if (atom_name)
{
font->xft = XftFontOpenXlfd(dpy, Scr->screen, atom_name);
XFree(atom_name);
break;
}
}
XFreeFontInfo(font_names, xlfd, fnum);
}
/* next, try Xft font: */
if (font->xft == NULL)
font->xft = XftFontOpenName(dpy, Scr->screen, font->name);
/* fallback: */
if (font->xft == NULL)
{
if (Scr->DefaultFont.name != NULL)
deffontname = Scr->DefaultFont.name;
else
deffontname = "fixed";
fnum = 0;
xlfd = NULL;
font_names = XListFontsWithInfo(dpy, deffontname, 5, &fnum, &xlfd);
if (font_names != NULL && xlfd != NULL)
{
for (i = 0; i < fnum; ++i)
if (XGetFontProperty(xlfd + i, XA_FONT, &atom) == True)
{
atom_name = XGetAtomName(dpy, atom);
if (atom_name)
{
font->xft = XftFontOpenXlfd(dpy, Scr->screen, atom_name);
XFree(atom_name);
break;
}
}
XFreeFontInfo(font_names, xlfd, fnum);
}
if (font->xft == NULL)
font->xft = XftFontOpenName(dpy, Scr->screen, deffontname);
if (font->xft == NULL)
{
fprintf(stderr, "%s: unable to open fonts \"%s\" or \"%s\"\n", ProgramName, font->name, deffontname);
exit(1);
}
}
font->height = font->xft->ascent + font->xft->descent;
font->y = font->xft->ascent;
font->ascent = font->xft->ascent;
font->descent = font->xft->descent;
return;
}
#endif /*TWM_USE_XFT */
if (use_fontset)
{
if (font->fontset != NULL)
XFreeFontSet(dpy, font->fontset);
if (!font->name)
font->name = Scr->DefaultFont.name;
if ((basename2 = (char *)malloc(strlen(font->name) + 3)))
sprintf(basename2, "%s", font->name);
else
basename2 = font->name;
if ((font->fontset = XCreateFontSet(dpy, basename2,
&missing_charset_list_return, &missing_charset_count_return, &def_string_return)) == NULL)
{
if ((basename3 = (char *)realloc(basename2, strlen(Scr->DefaultFont.name) + 3)))
sprintf(basename3, "%s,*", Scr->DefaultFont.name);
else
{
basename3 = Scr->DefaultFont.name;
if (basename2 != font->name)
free(basename2);
}
if ((font->fontset = XCreateFontSet(dpy, basename3,
&missing_charset_list_return, &missing_charset_count_return, &def_string_return)) == NULL)
{
fprintf(stderr, "%s: unable to open fontsets \"%s\" or \"%s\"\n", ProgramName, font->name, Scr->DefaultFont.name);
if (basename3 != Scr->DefaultFont.name)
free(basename3);
exit(1);
}
basename2 = basename3;
}
if (basename2 != ((basename3) ? Scr->DefaultFont.name : font->name))
free(basename2);
if (PrintErrorMessages > 1) {
for (i = 0; i < missing_charset_count_return; i++)
fprintf(stderr, "%s: font for charset %s is lacking\n", ProgramName, missing_charset_list_return[i]);
}
font_extents = XExtentsOfFontSet(font->fontset);
fnum = XFontsOfFontSet(font->fontset, &xfonts, &font_names);
for (i = 0, ascent = 0, descent = 0; i < fnum; i++)
{
if (ascent < (*xfonts)->ascent)
ascent = (*xfonts)->ascent;
if (descent < (*xfonts)->descent)
descent = (*xfonts)->descent;
xfonts++;
}
font->height = font_extents->max_logical_extent.height;
font->y = ascent;
font->ascent = ascent;
font->descent = descent;
return;
}
if (font->font != NULL)
XFreeFont(dpy, font->font);
if ((font->font = XLoadQueryFont(dpy, font->name)) == NULL)
if ((font->font = XLoadQueryFont(dpy, Scr->DefaultFont.name)) == NULL)
{
fprintf(stderr, "%s: unable to open fonts \"%s\" or \"%s\"\n", ProgramName, font->name, Scr->DefaultFont.name);
exit(1);
}
font->height = font->font->ascent + font->font->descent;
font->y = font->font->ascent;
font->ascent = font->font->ascent;
font->descent = font->font->descent;
}
int
MyFont_TextWidth(MyFont * font, char *string, int len)
{
XRectangle ink_rect;
XRectangle logical_rect;
#ifdef TWM_USE_XFT
XGlyphInfo size;
if (Scr->use_xft > 0)
{
#ifdef X_HAVE_UTF8_STRING
if (use_fontset)
XftTextExtentsUtf8(dpy, font->xft, (XftChar8 *) (string), len, &size);
else
#endif
XftTextExtents8(dpy, font->xft, (XftChar8 *) (string), len, &size);
return size.width;
}
#endif
if (use_fontset)
{
XmbTextExtents(font->fontset, string, len, &ink_rect, &logical_rect);
return logical_rect.width;
}
return XTextWidth(font->font, string, len);
}
void
MyFont_DrawImageString(Display * dpy, MyWindow * win, MyFont * font, ColorPair * col, int x, int y, char *string, int len)
{
x += font->offset_x;
y += font->offset_y;
#ifdef TWM_USE_XFT
if (Scr->use_xft > 0)
{
if (win->xft)
{
XClearArea(dpy, win->win, 0, 0, 0, 0, False);
#ifdef X_HAVE_UTF8_STRING
if (use_fontset)
XftDrawStringUtf8(win->xft, &col->xft, font->xft, x, y, (XftChar8 *) (string), len);
else
#endif
XftDrawString8(win->xft, &col->xft, font->xft, x, y, (XftChar8 *) (string), len);
}
return;
}
#endif
Gcv.foreground = col->fore;
Gcv.background = col->back;
if (use_fontset)
{
XChangeGC(dpy, Scr->NormalGC, GCForeground | GCBackground, &Gcv);
XmbDrawImageString(dpy, win->win, font->fontset, Scr->NormalGC, x, y, string, len);
}
else
{
Gcv.font = font->font->fid;
XChangeGC(dpy, Scr->NormalGC, GCFont | GCForeground | GCBackground, &Gcv);
XDrawImageString(dpy, win->win, Scr->NormalGC, x, y, string, len);
}
}
void
MyFont_DrawString(Display * dpy, MyWindow * win, MyFont * font, ColorPair * col, int x, int y, char *string, int len)
{
x += font->offset_x;
y += font->offset_y;
#ifdef TWM_USE_XFT
if (Scr->use_xft > 0)
{
if (win->xft)
{