static void update_page_setup (CustomWidgetInfo *pinfo)
{
gdouble paper_width;
gdouble paper_height;
gdouble offset_x_max, offset_y_max;
PrintData *data = pinfo->data;
get_page_dimensions (pinfo, &paper_width, &paper_height, GTK_UNIT_INCH);
if ((paper_width < (pinfo->data->width / data->xres)) ||
(paper_height < (pinfo->data->height / data->yres))) {
gdouble xres, yres;
xres = (gdouble) pinfo->data->width / paper_width;
yres = (gdouble) pinfo->data->height / paper_height;
data->xres = data->yres = MAX(xres, yres);
vik_print_preview_set_image_dpi (VIK_PRINT_PREVIEW (pinfo->preview),
data->xres, data->yres);
}
get_max_offsets (pinfo, &offset_x_max, &offset_y_max);
vik_print_preview_set_image_offsets_max (VIK_PRINT_PREVIEW (pinfo->preview),
offset_x_max, offset_y_max);
update_offsets (pinfo);
set_scale_value(pinfo);
if (pinfo->preview)
vik_print_preview_set_image_offsets (VIK_PRINT_PREVIEW (pinfo->preview),
pinfo->data->offset_x, pinfo->data->offset_y);
}
static void cb_scale(GtkWidget *widget, gpointer data)
{
spin_button_ctx_t *sbctx = (spin_button_ctx_t *) data;
#ifdef _DEBUG
printf("cb_scale: called\n");
#endif
set_scale_value(sbctx, gtk_adjustment_get_value(sbctx->adj_scale));
}
static GtkWidget *create_custom_widget_cb(GtkPrintOperation *operation, PrintData *data)
{
GtkWidget *layout;
GtkWidget *main_hbox;
GtkWidget *main_vbox;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *button;
GtkWidget *label;
GtkPageSetup *setup;
CustomWidgetInfo *info = g_malloc0(sizeof(CustomWidgetInfo));
g_signal_connect_swapped (data->operation, _("done"), G_CALLBACK (custom_widgets_cleanup), info);
info->data = data;
setup = gtk_print_operation_get_default_page_setup (data->operation);
if (! setup) {
setup = gtk_page_setup_new ();
gtk_print_operation_set_default_page_setup (data->operation, setup);
}
layout = gtk_vbox_new (FALSE, 6);
gtk_container_set_border_width (GTK_CONTAINER (layout), 12);
/* main hbox */
main_hbox = gtk_hbox_new (FALSE, 12);
gtk_box_pack_start (GTK_BOX (layout), main_hbox, TRUE, TRUE, 0);
gtk_widget_show (main_hbox);
/* main vbox */
main_vbox = gtk_vbox_new (FALSE, 12);
gtk_box_pack_start (GTK_BOX (main_hbox), main_vbox, FALSE, FALSE, 0);
gtk_widget_show (main_vbox);
vbox = gtk_vbox_new (FALSE, 6);
gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
/* Page Size */
button = gtk_button_new_with_mnemonic (_("_Adjust Page Size "
"and Orientation"));
gtk_box_pack_start (GTK_BOX (main_vbox), button, FALSE, FALSE, 0);
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (page_setup_cb),
info);
gtk_widget_show (button);
/* Center */
GtkWidget *combo;
const PrintCenterName *center;
hbox = gtk_hbox_new (FALSE, 6);
gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
label = gtk_label_new_with_mnemonic (_("C_enter:"));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
combo = vik_combo_box_text_new ();
for (center = center_modes; center->name; center++) {
vik_combo_box_text_append (combo, _(center->name));
}
gtk_combo_box_set_active(GTK_COMBO_BOX(combo), VIK_PRINT_CENTER_BOTH);
gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
gtk_widget_show (combo);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
g_signal_connect(combo, "changed",
G_CALLBACK(center_changed_cb), info);
info->center_combo = combo;
/* ignore page margins */
button = gtk_check_button_new_with_mnemonic (_("Ignore Page _Margins"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
data->use_full_page);
gtk_box_pack_start (GTK_BOX (main_vbox), button, FALSE, FALSE, 0);
g_signal_connect (button, "toggled",
G_CALLBACK (full_page_toggled_cb),
info);
gtk_widget_show (button);
/* scale */
vbox = gtk_vbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
hbox = gtk_hbox_new (FALSE, 6);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
label = gtk_label_new_with_mnemonic (_("Image S_ize:"));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
label = gtk_label_new (NULL);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
info->scale_label = label;
gtk_box_pack_start (GTK_BOX (hbox), info->scale_label, TRUE, TRUE, 0);
gtk_widget_show (info->scale_label);
info->scale = gtk_hscale_new_with_range(1, 100, 1);
gtk_box_pack_start (GTK_BOX (vbox), info->scale, TRUE, TRUE, 0);
gtk_scale_set_draw_value(GTK_SCALE(info->scale), FALSE);
gtk_widget_show (info->scale);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), info->scale);
g_signal_connect(info->scale, "change_value",
G_CALLBACK(scale_change_value_cb), info);
info->preview = vik_print_preview_new (setup, GDK_DRAWABLE(vik_viewport_get_pixmap(data->vvp)));
vik_print_preview_set_use_full_page (VIK_PRINT_PREVIEW(info->preview),
data->use_full_page);
gtk_box_pack_start (GTK_BOX (main_hbox), info->preview, TRUE, TRUE, 0);
gtk_widget_show (info->preview);
g_signal_connect (info->preview, "offsets-changed",
G_CALLBACK (preview_offsets_changed_cb),
info);
update_page_setup (info);
gdouble offset_x_max, offset_y_max;
get_max_offsets (info, &offset_x_max, &offset_y_max);
vik_print_preview_set_image_offsets_max (VIK_PRINT_PREVIEW (info->preview),
offset_x_max, offset_y_max);
set_scale_value(info);
return layout;
}
