Support libfontconfig

1 files changed, 136 insertions, 0 deletions

diff --git a/src/client/fontConfig.c b/src/client/fontConfig.c
new file mode 100644
index 0000000..fcf77e2
--- /dev/null
+++ b/src/client/fontConfig.c
@@ -0,0 +1,136 @@
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fontconfig/fontconfig.h>
+
+#include "fontConfig.h"
+
+int fontconfig_init()
+{
+	int res;
+	
+	res = FcInit();
+	
+	if( res == 0 )
+	{
+		fprintf(stderr, "Can't init font config library\n");
+		return 1;
+	}
+
+	return 0;
+}
+
+font_config_t* fontconfig_find(char **arg)
+{
+	FcObjectSet *os;
+	FcFontSet *fs;
+	FcPattern *pat;
+	font_config_t *ret;
+	int i;
+
+	os = NULL;
+	ret = NULL;
+
+	for( i = 0 ; arg[i] != NULL ; i++ )
+	{
+		//printf("arg %s\n", arg[i]);
+
+		if( i == 0 )
+		{
+			pat = FcNameParse ((FcChar8 *) arg[i]);
+		}
+
+		if( os == NULL )
+		{
+			os = FcObjectSetCreate();
+		}
+
+		FcObjectSetAdd (os, arg[i]);
+	}
+
+	if( os == NULL )
+	{
+		os = FcObjectSetBuild (FC_FAMILY, FC_STYLE, (char *) 0);
+	}
+
+	fs = FcFontList (0, pat, os);
+	FcObjectSetDestroy(os);
+
+	if( pat != NULL )
+	{
+		FcPatternDestroy(pat);
+	}
+
+	if( fs != NULL )
+	{
+		int j;
+
+		ret = malloc( (fs->nfont+1) * sizeof(font_config_t) );
+
+		for( j = 0; j < fs->nfont ; j++ )
+		{
+			FcChar8 *font;
+			FcChar8 *file;
+		
+			font = FcNameUnparse(fs->fonts[j]);
+
+			if( FcPatternGetString(fs->fonts[j], FC_FILE, 0, &file) == FcResultMatch )
+			{
+				ret[j].path = strdup((char *)file);
+			}
+
+			ret[j].flag = strdup((char *)font);
+			free(font);
+		}
+
+		ret[fs->nfont].path = NULL;
+		ret[fs->nfont].flag = NULL;
+
+		FcFontSetDestroy(fs);
+	}
+
+	return ret;
+}
+
+void fontconfig_del_list(font_config_t *list)
+{
+	int i;
+
+	for( i = 0 ; list[i].path != NULL ; i++ )
+	{
+		free(list[i].path);
+		free(list[i].flag);
+	}
+
+	free(list);
+}
+
+int fontconfig_quit()
+{
+	FcFini();
+	return 0;
+}
+
+int fc_test_main(int argc, char **argv)
+{
+	char *arg[] = {":lang=he:outline=true", "family", "style", "weight", "file", NULL};
+	font_config_t *res;
+	int i;
+
+	fontconfig_init();
+	
+	res = fontconfig_find(arg);
+	
+	for( i = 0 ; res[i].path != NULL ; i++ )
+	{
+		printf("path=%s\nflag=%s\n\n", res[i].path, res[i].flag);
+	}
+
+	fontconfig_del_list(res);
+
+	fontconfig_quit();
+
+	return 0;
+}