Don't link libXft when using cairo

* configure.ac: Check cairo early.  Don't try Xft if cairo is used.
* lwlib/lwlib-utils.h [USE_CAIRO]: Include cairo.h and fontconfig.h.
(XftFont, XftDraw, XftColor, XGlyphInfo) [USE_CAIRO]: New typedefs.
(XftFontOpenName, XftFontClose, XftDrawCreate, XftDrawDestroy)
(XftDrawRect, XftDrawStringUtf8, XftTextExtentsUtf8) [USE_CAIRO]: New macros.
(crxft_font_open_name, crxft_font_close, crxft_draw_create)
(crxft_draw_rect, crxft_draw_string, crxft_text_extents) [USE_CAIRO]: New
externs.
* lwlib/lwlib-utils.c [USE_CAIRO]: Include math.h, cairo-ft.h, and
cairo-xlib.h.
(crxft_font_open_name, crxft_font_close, crxft_draw_create)
(crxft_set_source_color, crxft_draw_rect, crxft_draw_string)
(crxft_text_extents) [USE_CAIRO]: New Xft compatibility functions.
* lwlib/xlwmenuP.h [USE_CAIRO]: Include lwlib-utils.h.
* lwlib/xlwmenu.c (display_menu_item) [USE_CAIRO]: Call
cairo_surface_mark_dirty and cairo_surface_flush.
* lwlib/lwlib-Xaw.c [USE_CAIRO]: Include stdlib.h and lwlib-utils.h.
(draw_text) [USE_CAIRO]: Call cairo_surface_flush.
* src/xsettings.c [USE_CAIRO]: Include fontconfig.h
(apply_xft_settings) [!HAVE_XFT]: Don't call XftDefaultSubstitute or
XftDefaultSet.
* lwlib/lwlib-Xaw.c:
* lwlib/lwlib-int.h:
* lwlib/xlwmenu.c:
* lwlib/xlwmenuP.h:
* src/xrdb.c:
* src/xsettings.c:
* src/xterm.c: Replace all #ifdef HAVE_XFT with #if defined USE_CAIRO ||
defined HAVE_XFT.
* src/xfns.c (x_default_font_parameter): Replace #ifdef HAVE_XFT with #if
defined	USE_CAIRO || defined HAVE_XFT.

1 files changed, 45 insertions, 0 deletions

diff --git a/lwlib/lwlib-utils.h b/lwlib/lwlib-utils.h
index ec3daab94ef..64372f19ad2 100644
--- a/lwlib/lwlib-utils.h
+++ b/lwlib/lwlib-utils.h
@@ -15,4 +15,49 @@ Widget *XtCompositeChildren (Widget, unsigned int *);
 Boolean
 XtWidgetBeingDestroyedP (Widget widget);
 
+#ifdef USE_CAIRO
+
+#include <cairo.h>
+#include <fontconfig/fontconfig.h>
+
+typedef struct {
+  cairo_scaled_font_t *scaled_font;
+  int ascent, descent, height, max_advance_width;
+} XftFont;
+
+typedef cairo_t XftDraw;
+
+typedef struct {
+  unsigned long pixel;
+  struct {unsigned short red, green, blue, alpha;} color;
+} XftColor;
+
+#ifdef HAVE_XRENDER
+#include <X11/extensions/Xrender.h>
+#else
+typedef struct {
+  unsigned short width, height;
+  short x, y, xOff, yOff;
+} XGlyphInfo;
+#endif
+
+#define XftFontOpenName crxft_font_open_name
+extern XftFont *crxft_font_open_name (Display *, int, const char *);
+#define XftFontClose(dpy, pub) crxft_font_close (pub)
+extern void crxft_font_close (XftFont *);
+#define XftDrawCreate(dpy, drawable, visual, colormap) \
+  crxft_draw_create (dpy, drawable, visual)
+extern cairo_t *crxft_draw_create (Display *, Drawable, Visual *);
+#define XftDrawDestroy cairo_destroy
+#define XftDrawRect crxft_draw_rect
+extern void crxft_draw_rect (cairo_t *, const XftColor *, int, int,
+			     unsigned int, unsigned int);
+#define XftDrawStringUtf8 crxft_draw_string
+extern void crxft_draw_string (cairo_t *, const XftColor *, XftFont *,
+			       int, int, const FcChar8 *, int);
+#define XftTextExtentsUtf8(dpy, pub, string, len, extents) \
+  crxft_text_extents (pub, string, len, extents)
+extern void crxft_text_extents (XftFont *, const FcChar8 *, int, XGlyphInfo *);
+
+#endif	/* USE_CAIRO */
 #endif /* _LWLIB_UTILS_H_ */