Fw: [PHP-GTK] GTk Related Question

Zitan, your mailbox is fighting me .. ----- Original Message ----- From: "Steph" <steph@php.net> To: "Zitan Broth" <zitan@mediasculpt.net> Sent: Friday, September 19, 2003 4:20 AM Subject: Re: [PHP-GTK] GTk Related Question > ps The syntax would be weird for gtk, but I don't know enough about > pango (never having used it) to know if that's related to your trouble. > > The font in GDK is described in XFLD format > http://gtk.php.net/manual/en/gdk.method.font_load.php > .. > > ----- Original Message ----- > From: "Zitan Broth" <zitan@mediasculpt.net> > To: <php-gtk-general@lists.php.net> > Sent: Friday, September 19, 2003 9:44 PM > Subject: Re: [PHP-GTK] GTk Related Question > > > > Greetings Again, > > > > Just thought I'd add this note in case anyway has a brainstorm about > the > > problem :-) > > > > Pango is actually erroring when I call it from the command line - > > pango_get_width:5039): Gtk-WARNING **: cannot open display: and that > is the > > reason I'm not getting the output back. Did you all have an issue > like this > > with GTK 1 ? > > > > Thanks *heaps* again ... Z > > > > Example:: > > > > ./pango/pango_get_width "arial 12" "bumpylove" input gives 1 output > > > > Line:0 => > > Line:1 => (pango_get_width:5039): Gtk-WARNING **: cannot open display: > > Line:2 => Got fontname 'arial 12' > > Line:3 => Got input text 'bumpylove' > > Got fontname 'arial 12' Got input text 'bumpylove' > > > > ----- Original Message ----- > > From: "Steph" <steph@php.net> > > To: "Zitan Broth" <zitan@mediasculpt.net>; > <php-gtk-general@lists.php.net> > > Sent: Sunday, September 14, 2003 7:58 PM > > Subject: Re: [PHP-GTK] GTk Related Question > > > > > > > We don't have PHP bindings for GTK2 yet, and Pango isn't assimilated > > > into GTK1. > > > > > > Try the Python guys (and don't tell anyone I said so ;) > > > > > > ----- Original Message ----- > > > From: "Zitan Broth" <zitan@mediasculpt.net> > > > To: <php-gtk-general@lists.php.net> > > > Sent: Monday, September 15, 2003 8:40 PM > > > Subject: [PHP-GTK] GTk Related Question > > > > > > > > > Greetings PHP-GTK Crew, > > > > > > This question does not related directly to the php-gtk project, but > I am > > > hoping that you all wont mind and will perhaps be able to offer some > > > advice, it would be greatly appreciated. > > > > > > I have some c code which accesses Pango to find out what the width > is of > > > a given string with font and font size. Works well when called from > the > > > command line. When I call this program from PHP (with exec) it > works, > > > but the output array contains no data from after the points I > initialise > > > a GTK object ( e.g. gtk_init(&argc, &argv); ). It seems wasteful to > > > write the output from the program to file, when I should be able to > pipe > > > it directly into PHP, and I just thought that as Pango is part of > GTK > > > you guys might have an idea about what is causing the problem .... > > > > > > I've included the code just for fun, it really is a simple problem, > but > > > it is sure causing me a large headache. > > > > > > Thanks to all, > > > Zitan. > > > > > > > > > /* > > > pango_get_width > > > > > > Compile Instructions: > > > > > > gcc pkg-config --cflags gtk+-2.0 pango_get_width.c \ > > > pkg-config --libs gtk+-2.0 > > > > > > */ > > > #include <stdio.h> > > > #include <stdlib.h> > > > #include <string.h> > > > #include <gtk/gtk.h> > > > > > > /* Written by Attin Cotteral */ > > > static gint char_width_from_layout (PangoFontDescription *pfd, const > > > gchar *s) > > > { > > > GtkWidget *w; > > > PangoContext *pc; > > > PangoLayout *pl; > > > gint width; > > > > > > w = gtk_label_new(NULL); > > > pc = gtk_widget_get_pango_context(w); > > > pango_context_set_font_description(pc, pfd); > > > > > > pl = pango_layout_new(pc); > > > pango_layout_set_text(pl, s, -1); > > > pango_layout_get_pixel_size(pl, &width, NULL); > > > > > > g_object_unref(G_OBJECT(pl)); > > > g_object_unref(G_OBJECT(pc)); > > > gtk_widget_destroy(w); > > > > > > return width; > > > } > > > > > > int main (int argc, char *argv[]) > > > { > > > gint i, width; > > > gchar fontname[128]; > > > gchar inputtext[255]; > > > gchar width_output[255]; > > > > > > PangoFontDescription *pfd; > > > > > > if (argc < 2) { > > > fprintf(stderr, "%s: error fontname < 128 chars\n",argv[0]); > > > exit(EXIT_FAILURE); > > > } > > > > > > *fontname = 0; > > > > > > strcpy(fontname, argv[1]); > > > strcpy(inputtext, argv[2]); > > > i = 2; > > > printf("Got fontname '%s', %d\n", fontname,i); > > > > > > gtk_init(&argc, &argv); > > > // why after calling this command PHP stops getting output? Have > > > tested by putting printf statements before and after init call > > > > > > pfd = pango_font_description_from_string(fontname); > > > > > > width = char_width_from_layout(pfd, inputtext); > > > > > > /* Never get this output */ > > > printf("Got char width of %d\n", width); > > > return 0; > > > } > > > > > > -- > > > PHP-GTK General Mailing List (http://gtk.php.net/) > > > To unsubscribe, visit: http://www.php.net/unsub.php > > > > > > > > > > -- > > PHP-GTK General Mailing List (http://gtk.php.net/) > > To unsubscribe, visit: http://www.php.net/unsub.php > > > > >