void PrintInit( )
{
if ( job==NULL )
job = gnome_print_job_new( NULL );
if ( gpc==NULL )
gpc = gnome_print_job_get_context( job );
}
gint create_gnomeprint_session(void)
{
GnomePrintJob *job = NULL;
static GnomePrintConfig *gpc = NULL;
GtkWidget *dialog, *preview;
gint res, page_num = 0;
GtkWidget *notebook, *page;
if (gpc == NULL)
gpc = gnome_print_config_default();
job = gnome_print_job_new(gpc);
if (job == NULL)
return -1;
dialog = gnome_print_dialog_new(job, (guchar *)_("Print"), 0);
notebook = gtk_container_get_children(
GTK_CONTAINER(GTK_DIALOG(dialog)->vbox))->data;
gtk_widget_hide(notebook);
if (!GTK_WIDGET_VISIBLE(gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), page_num)))
page_num++;
page = gtk_widget_ref(
gtk_notebook_get_nth_page(GTK_NOTEBOOK(notebook), page_num));
gtk_notebook_remove_page(GTK_NOTEBOOK(notebook), page_num);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox),
page, FALSE, FALSE, 0);
gtk_widget_set_size_request(
gtk_container_get_children(GTK_CONTAINER(page))->data, -1, 240);
gtk_window_set_transient_for(GTK_WINDOW(dialog),
GTK_WINDOW(pub->mw->window));
do {
res = gtk_dialog_run(GTK_DIALOG(dialog));
gnome_print_config_unref(gpc);
gpc = gnome_print_dialog_get_config(GNOME_PRINT_DIALOG(dialog));
switch (res) {
case GNOME_PRINT_DIALOG_RESPONSE_PRINT:
g_object_unref(job);
job = create_job(gpc);
gnome_print_job_print(job);
break;
case GNOME_PRINT_DIALOG_RESPONSE_PREVIEW:
g_object_unref(job);
job = create_job(gpc);
preview = gnome_print_job_preview_new(job,
(guchar *)_("Print Preview"));
// gtk_window_set_transient_for(GTK_WINDOW(preview), GTK_WINDOW(dialog));
gtk_window_set_modal(GTK_WINDOW(preview), TRUE);
gtk_widget_show(preview);
g_signal_connect(G_OBJECT(preview), "destroy",
G_CALLBACK(gtk_main_quit), NULL);
gtk_main();
break;
}
} while (res == GNOME_PRINT_DIALOG_RESPONSE_PREVIEW);
gtk_widget_destroy(dialog);
g_object_unref(job);
return res;
}
static GnomePrintJob *create_job(GnomePrintConfig *gpc)
{
GnomeFontFace *font_face;
PangoFontDescription *font_desc;
GtkTextIter start, end;
gchar *text, *p;
/* Get contents of TextBuffer */
GtkTextBuffer *buffer = pub->mw->buffer;
gtk_text_buffer_get_bounds(buffer, &start, &end);
text = g_strchomp(gtk_text_buffer_get_text(buffer, &start, &end, FALSE));
/* Initialize job */
job = gnome_print_job_new(gpc);
gnome_print_job_get_page_size_from_config(gpc, &page_width, &page_height);
gnome_print_config_get_length(gpc,
(guchar *)GNOME_PRINT_KEY_PAGE_MARGIN_LEFT, &margin_left, NULL);
gnome_print_config_get_length(gpc,
(guchar *)GNOME_PRINT_KEY_PAGE_MARGIN_RIGHT, &margin_right, NULL);
gnome_print_config_get_length(gpc,
(guchar *)GNOME_PRINT_KEY_PAGE_MARGIN_TOP, &margin_top, NULL);
gnome_print_config_get_length(gpc,
(guchar *)GNOME_PRINT_KEY_PAGE_MARGIN_BOTTOM, &margin_bottom, NULL);
/*
g_print("margin_left = %f\n", margin_left);
g_print("margin_right = %f\n", margin_right);
g_print("margin_top = %f\n", margin_top);
g_print("margin_bottom = %f\n", margin_bottom);
margin_top = margin_left;
margin_bottom = margin_left;
*/
/* Initialize font */
font_desc = gtk_widget_get_style(pub->mw->view)->font_desc;
font_face = gnome_font_face_find_closest_from_pango_description(font_desc);
font = gnome_font_face_get_font_default(font_face, FONT_SIZE);
// pango_font_description_get_size(font_desc) / PANGO_SCALE);
// g_print("PANGO_SCALE = %d\n", PANGO_SCALE);
// g_print("font_size = %d\n", pango_font_description_get_size(font_desc));
line_height = gnome_font_get_size(font);
tab_width = gnome_font_face_get_glyph_width(font_face,
gnome_font_face_lookup_default(font_face, g_utf8_get_char(" ")))
/ 1000 * FONT_SIZE * get_current_tab_width();
DV( g_print("tab_width = %f\n", tab_width));
/* Draw texts to canvas */
gpx = gnome_print_job_get_context(job);
gnome_print_beginpage(gpx, NULL);
gnome_print_setfont(gpx, font);
page_x = margin_left; // TODO RTL
page_y = page_height - margin_top - line_height;
gnome_print_moveto(gpx, page_x, page_y);
gl = gnome_glyphlist_from_text_dumb(font, 0x000000ff, 0, 0, (guchar *)"");
gl_width = 0;
p = text;
while (*p != '\0') {
gunichar ch = g_utf8_get_char(p);
gint glyph = gnome_font_lookup_default(font, ch);
if (!glyph) {
if (ch == '\n') {
print_glyph_list(page_x + gl_width > page_width - margin_right);
move_pen_to_newline();
DV( g_print("LF\n"));
} else if (ch == '\t') {
print_glyph_list(page_x + gl_width > page_width - margin_right);
/* page_x = page_x + tab_width
- ((page_x - margin_left) % tab_width); */
gdouble tmp_x = margin_left;
do {
tmp_x += tab_width;
} while (tmp_x < page_x + 0.000001); // FIXME
DV( g_print("HT "));
DV( g_print("%f -> %f\n", page_x, tmp_x));
page_x = tmp_x;
gnome_print_moveto(gpx, page_x, page_y);
/* } else if (ch == '\f') {
DV( g_print("FF\n"));
print_glyph_list(page_x + gl_width > page_width - margin_right);
move_pen_to_nextpage();
*/
}
else {
GnomeFont *tmp_font = find_proper_font(ch);
GnomeFontFace *tmp_face = gnome_font_get_face(tmp_font);
gdouble g_width;
glyph = gnome_font_lookup_default(tmp_font, ch);
g_width = gnome_font_face_get_glyph_width(tmp_face, glyph)
/ 1000 * FONT_SIZE;
if (page_x + gl_width + g_width > page_width - margin_right) {
if (g_unichar_iswide(ch)) {
print_glyph_list(FALSE);
move_pen_to_newline();
} else
print_glyph_list(TRUE);
}
gnome_glyphlist_font(gl, tmp_font);
gnome_glyphlist_glyph(gl, glyph);
gnome_glyphlist_font(gl, font);
gl_width += g_width;
DV( g_print("** "));
}
} else {
// if (ch == ' ') {
if (g_unichar_isspace(ch)) {
DV( g_print("SP "));
DV( g_print("\n"));
print_glyph_list(page_x + gl_width > page_width - margin_right);
page_x +=
gnome_font_face_get_glyph_width(font_face, glyph) / 1000 * FONT_SIZE;
gnome_print_moveto(gpx, page_x, page_y);
} else {
gdouble g_width
= gnome_font_face_get_glyph_width(font_face, glyph)
/ 1000 * FONT_SIZE;
if (page_x + gl_width + g_width > page_width - margin_right) {
if (g_unichar_iswide(ch)) {
print_glyph_list(FALSE);
move_pen_to_newline();
} else
print_glyph_list(TRUE);
}
gnome_glyphlist_glyph(gl, glyph);
gl_width += g_width;
DV( g_print("%02X ", glyph));
DV( g_print("%f (%f)\n", gl_width, gnome_font_get_glyph_width(font, glyph)));
}
}
p = g_utf8_next_char(p);
}
print_glyph_list(page_x + gl_width > page_width - margin_right);
DV( g_print("\n[EOT]\n"));
gnome_print_showpage(gpx);
gnome_print_context_close(gpx);
g_object_unref(gpx);
gnome_glyphlist_unref(gl);
gnome_font_unref(font);
gnome_font_face_unref(font_face);
gnome_print_job_close(job);
return job;
}
