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/cvs/deliantra/Deliantra-Client/Client.xs
Revision: 1.9
Committed: Sun Apr 9 01:35:40 2006 UTC (18 years, 1 month ago) by root
Branch: MAIN
Changes since 1.8: +6 -7 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 root 1.1 #include "EXTERN.h"
2     #include "perl.h"
3     #include "XSUB.h"
4    
5 root 1.5 #include <string.h>
6    
7 root 1.2 #include <SDL.h>
8 root 1.3 #include <SDL_opengl.h>
9 root 1.5
10     #include <pango/pango.h>
11     #include <pango/pangoft2.h>
12    
13     static PangoContext *context;
14     static PangoFontMap *fontmap;
15 root 1.2
16 root 1.1 MODULE = Crossfire::Client PACKAGE = Crossfire::Client
17    
18 root 1.5 BOOT:
19     {
20     fontmap = pango_ft2_font_map_new ();
21 root 1.8 context = pango_ft2_font_map_create_context ((PangoFT2FontMap *)fontmap);
22 root 1.5 }
23    
24 root 1.3 char *
25 root 1.4 gl_version ()
26     CODE:
27 root 1.5 RETVAL = (char *)glGetString (GL_VERSION);
28 root 1.4 OUTPUT:
29     RETVAL
30    
31     char *
32 root 1.3 gl_extensions ()
33     CODE:
34 root 1.5 RETVAL = (char *)glGetString (GL_EXTENSIONS);
35 root 1.3 OUTPUT:
36     RETVAL
37    
38 root 1.5 void
39 root 1.9 set_font (char *file)
40 root 1.8 CODE:
41     {
42 root 1.9 int count;
43     FcPattern *pattern = FcFreeTypeQuery ((const FcChar8 *)file, 0, 0, &count);
44     FcConfigAppFontAddFile (0, (const FcChar8 *)file); /* no idea wether this is required */
45     PangoFontDescription *font = pango_fc_font_description_from_pattern (pattern);
46     FcPatternDestroy (pattern);
47 root 1.8 pango_context_set_font_description (context, font);
48     }
49    
50     void
51 root 1.7 font_render (SV *text_, int height = 10)
52 root 1.5 PPCODE:
53     {
54     STRLEN textlen;
55     char *text = SvPVutf8 (text_, textlen);
56     SV *retval;
57     int w, h;
58     FT_Bitmap bitmap;
59     PangoLayout *layout;
60     PangoFontDescription *font = pango_context_get_font_description (context);
61 root 1.7 pango_font_description_set_absolute_size (font, height * PANGO_SCALE);
62 root 1.5
63     layout = pango_layout_new (context);
64     pango_layout_set_markup (layout, text, textlen);
65     pango_layout_get_pixel_size (layout, &w, &h);
66    
67     w = (w + 3) & ~3;
68 root 1.6 if (!w) w = 1;
69     if (!h) h = 1;
70 root 1.5
71     retval = newSV (w * h);
72     SvPOK_only (retval);
73     SvCUR_set (retval, w * h);
74    
75     bitmap.rows = h;
76     bitmap.width = w;
77     bitmap.pitch = w;
78     bitmap.buffer = (unsigned char*)SvPVX (retval);
79     bitmap.num_grays = 256;
80     bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
81    
82     memset (bitmap.buffer, 0, w * h);
83    
84     pango_ft2_render_layout (&bitmap, layout, 0 * PANGO_SCALE, 0 * PANGO_SCALE);
85     g_object_unref (layout);
86 root 1.1
87 root 1.5 EXTEND (SP, 3);
88     PUSHs (sv_2mortal (newSViv (w)));
89     PUSHs (sv_2mortal (newSViv (h)));
90     PUSHs (sv_2mortal (retval));
91     }