2007-01-07  Rob Staudinger <robert.staudinger@gmail.com>

	Fixes #333557

	* thumbnailer.c: added support for specifying string and font-size to
	use in the thumbnailer.

svn path=/trunk/; revision=7088
This commit is contained in:
Rob Staudinger 2007-01-07 18:22:00 +00:00 committed by Rodrigo Moya
parent 9edc3de280
commit 7ca731718a
2 changed files with 69 additions and 15 deletions

View file

@ -22,6 +22,7 @@
#endif
#include <stdio.h>
#include <locale.h>
#include <ft2build.h>
#include FT_FREETYPE_H
@ -225,12 +226,44 @@ main(int argc, char **argv)
GdkPixbuf *pixbuf;
guchar *buffer;
gint i, len, pen_x, pen_y;
gunichar *thumbstr = NULL;
gint thumbstr_len = 2;
gint font_size = FONT_SIZE;
if (argc != 3) {
g_printerr("usage: thumbnailer fontfile output-image\n");
if (argc < 3) {
g_printerr("usage: thumbnailer fontfile output-image [text [font-size]]\n");
return 1;
}
if (argc >= 4) {
/* build ucs4 version of string to thumbnail */
gchar *tmpstr = NULL;
const char *charset = NULL;
GError *err = NULL;
gboolean is_utf8;
setlocale (LC_ALL, "");
is_utf8 = g_get_charset (&charset);
if (is_utf8) {
tmpstr = g_strdup (argv[3]);
}
else {
tmpstr = g_locale_to_utf8 (argv[3], -1, NULL, NULL, &err);
if (err) {
g_error (err->message);
}
}
thumbstr_len = g_utf8_strlen (tmpstr, -1);
thumbstr = g_utf8_to_ucs4_fast (tmpstr, -1, NULL);
g_free (tmpstr);
tmpstr = NULL;
}
if (argc == 5) {
/* font size given */
font_size = atoi (argv[4]);
}
if (!gnome_vfs_init()) {
g_printerr("could not initialise gnome-vfs\n");
return 1;
@ -251,7 +284,7 @@ main(int argc, char **argv)
}
g_free (uri);
error = FT_Set_Pixel_Sizes(face, 0, FONT_SIZE);
error = FT_Set_Pixel_Sizes(face, 0, font_size);
if (error) {
g_printerr("could not set pixel size: %s\n", get_ft_error(error));
/* return 1; */
@ -271,7 +304,7 @@ main(int argc, char **argv)
}
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8,
FONT_SIZE*3, FONT_SIZE*1.5);
font_size*3*thumbstr_len/2, font_size*1.5);
if (!pixbuf) {
g_printerr("could not create pixbuf\n");
return 1;
@ -281,20 +314,34 @@ main(int argc, char **argv)
for (i = 0; i < len; i++)
buffer[i] = 255;
pen_x = FONT_SIZE/2;
pen_y = FONT_SIZE;
pen_x = font_size/2;
pen_y = font_size;
glyph_index1 = FT_Get_Char_Index (face, 'A');
glyph_index2 = FT_Get_Char_Index (face, 'a');
if (argc == 3) {
glyph_index1 = FT_Get_Char_Index (face, 'A');
glyph_index2 = FT_Get_Char_Index (face, 'a');
/* if the glyphs for those letters don't exist, pick some other
* glyphs. */
if (glyph_index1 == 0) glyph_index1 = MIN (65, face->num_glyphs-1);
if (glyph_index2 == 0) glyph_index2 = MIN (97, face->num_glyphs-1);
draw_char(pixbuf, face, glyph_index1, &pen_x, &pen_y);
draw_char(pixbuf, face, glyph_index2, &pen_x, &pen_y);
/* if the glyphs for those letters don't exist, pick some other
* glyphs. */
if (glyph_index1 == 0) glyph_index1 = MIN (65, face->num_glyphs-1);
if (glyph_index2 == 0) glyph_index2 = MIN (97, face->num_glyphs-1);
draw_char(pixbuf, face, glyph_index1, &pen_x, &pen_y);
draw_char(pixbuf, face, glyph_index2, &pen_x, &pen_y);
}
else if (argc >= 4) {
gunichar *p = thumbstr;
FT_Select_Charmap (face, FT_ENCODING_UNICODE);
i = 0;
while (i < thumbstr_len) {
glyph_index1 = FT_Get_Char_Index (face, *p);
draw_char(pixbuf, face, glyph_index1, &pen_x, &pen_y);
i++;
p++;
}
g_free (thumbstr);
thumbstr = NULL;
}
save_pixbuf(pixbuf, argv[2]);
gdk_pixbuf_unref(pixbuf);