static void begin_print(GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data)
{
DocInfo *dinfo = user_data;
PangoFontDescription *desc;
if (dinfo == NULL)
return;
gtk_widget_show(main_widgets.progressbar);
/* init dinfo fields */
/* setup printing scintilla object */
dinfo->sci = editor_create_widget(dinfo->doc->editor);
scintilla_send_message(dinfo->sci, SCI_SETDOCPOINTER, 0,
scintilla_send_message(dinfo->doc->editor->sci, SCI_GETDOCPOINTER, 0, 0));
highlighting_set_styles(dinfo->sci, dinfo->doc->file_type);
sci_set_line_numbers(dinfo->sci, printing_prefs.print_line_numbers, 0);
scintilla_send_message(dinfo->sci, SCI_SETVIEWWS, SCWS_INVISIBLE, 0);
scintilla_send_message(dinfo->sci, SCI_SETVIEWEOL, FALSE, 0);
scintilla_send_message(dinfo->sci, SCI_SETEDGEMODE, EDGE_NONE, 0);
scintilla_send_message(dinfo->sci, SCI_SETPRINTMAGNIFICATION, (uptr_t) -2, 0); /* WTF? */
scintilla_send_message(dinfo->sci, SCI_SETPRINTCOLOURMODE, SC_PRINT_COLOURONWHITE, 0);
dinfo->pages = g_array_new(FALSE, FALSE, sizeof(gint));
dinfo->print_time = time(NULL);
/* create a PangoLayout to be commonly used in add_page_header() and draw_page() */
desc = pango_font_description_from_string(interface_prefs.editor_font);
dinfo->layout = setup_pango_layout(context, desc);
pango_font_description_free(desc);
get_text_dimensions(dinfo->layout, "|XMfjgq_" /* reasonably representative character set */,
NULL, &dinfo->line_height);
get_text_dimensions(dinfo->layout, "99999 " /* Scintilla resets the margin to the width of "99999" when printing */,
&dinfo->margin_width, NULL);
/* setup dinfo->fr */
setup_range(dinfo, context);
}
static void begin_print(GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data)
{
DocInfo *dinfo = user_data;
PangoFontDescription *desc;
gint i;
gint style_max;
if (dinfo == NULL)
return;
gtk_widget_show(main_widgets.progressbar);
desc = pango_font_description_from_string(interface_prefs.editor_font);
/* init dinfo fields */
dinfo->lines = sci_get_line_count(dinfo->doc->editor->sci);
dinfo->lines_per_page = 0;
dinfo->cur_line = 0;
dinfo->cur_pos = 0;
dinfo->long_line = FALSE;
dinfo->print_time = time(NULL);
dinfo->max_line_number_margin = get_line_numbers_arity(dinfo->lines) + 1;
/* increase font width by 1 (looks better) */
dinfo->font_width = get_font_width(context, desc) + 1;
/* create a PangoLayout to be commonly used in get_page_count and draw_page */
dinfo->layout = setup_pango_layout(context, desc);
/* this is necessary because of possible line breaks on the printed page and then
* lines_per_page differs from document line count */
dinfo->n_pages = get_page_count(context, dinfo);
/* read all styles from Scintilla */
style_max = pow(2, scintilla_send_message(dinfo->doc->editor->sci, SCI_GETSTYLEBITS, 0, 0));
/* if the lexer uses only the first 32 styles(style bits = 5),
* we need to add the pre-defined styles */
if (style_max == 32)
style_max = STYLE_LASTPREDEFINED;
for (i = 0; i < style_max; i++)
{
dinfo->styles[i][FORE] = ROTATE_RGB(scintilla_send_message(
dinfo->doc->editor->sci, SCI_STYLEGETFORE, i, 0));
if (i == STYLE_LINENUMBER)
{ /* ignore background colour for line number margin to avoid trouble with wrapped lines */
dinfo->styles[STYLE_LINENUMBER][BACK] = ROTATE_RGB(scintilla_send_message(
dinfo->doc->editor->sci, SCI_STYLEGETBACK, STYLE_DEFAULT, 0));
}
else
{
dinfo->styles[i][BACK] = ROTATE_RGB(scintilla_send_message(
dinfo->doc->editor->sci, SCI_STYLEGETBACK, i, 0));
}
/* use white background color unless foreground is white to save ink */
if (dinfo->styles[i][FORE] != 0xffffff)
dinfo->styles[i][BACK] = 0xffffff;
dinfo->styles[i][BOLD] =
scintilla_send_message(dinfo->doc->editor->sci, SCI_STYLEGETBOLD, i, 0);
dinfo->styles[i][ITALIC] =
scintilla_send_message(dinfo->doc->editor->sci, SCI_STYLEGETITALIC, i, 0);
}
if (dinfo->n_pages >= 0)
gtk_print_operation_set_n_pages(operation, dinfo->n_pages);
pango_font_description_free(desc);
}