• YAMAMOTO Mitsuharu's avatar
    Support X core font driver on cairo (Bug#28236) · faf10bd8
    YAMAMOTO Mitsuharu authored
    * configure.ac (HAVE_X_WINDOWS): Add xfont.o to FONT_OBJ if HAVE_CAIRO.
    * doc/lispref/frames.texi (Font and Color Parameters): Mention X core font
    driver with Cairo drawing.
    * src/font.c (syms_of_font) [HAVE_X_WINDOWS && USE_CAIRO]: Call syms_of_xfont.
    * src/xfns.c (x_create_tip_frame) [USE_CAIRO]: Register xfont_driver.
    * src/xterm.c (x_cr_gc_clip) [USE_CAIRO]: New function extracted from
    (x_begin_cr_clip) [USE_CAIRO]: Use it.
    (xlib_surface_key, saved_drawable_key) [USE_CAIRO]: New variables.
    (x_cr_destroy_xlib_surface, x_try_cr_xlib_drawable)
    (x_end_cr_xlib_drawable) [USE_CAIRO]: New functions.
    (x_draw_glyph_string_foreground) [USE_CAIRO]: Get Xlib surface when drawing
    text with X core fonts into bitmap surfaces.  Add fallback code for drawing
    into outline surfaces.
xfns.c 247 KB