static VALUE
rg_render(VALUE self, VALUE ps_file_or_cairo)
{
if (RVAL2CBOOL(rb_obj_is_kind_of(ps_file_or_cairo, cPSFile))) {
return page_render_to_ps(self, ps_file_or_cairo);
} else {
#ifdef RB_POPPLER_CAIRO_AVAILABLE
return page_render(self, ps_file_or_cairo);
#else
rb_raise(rb_eArgError, "cairo is not available");
#endif
}
}
static void
document_render(document_data_t *d)
{
GtkWidget *w = d->widget;
/* render recorded data directly to widget */
cairo_t *c = gdk_cairo_create(gtk_widget_get_window(w));
cairo_set_source_rgb(c, 1.0/256*220, 1.0/256*218, 1.0/256*213);
cairo_paint(c);
/* render pages with scroll and zoom */
for (guint i = 0; i < d->pages->len; ++i) {
page_info_t *p = g_ptr_array_index(d->pages, i);
if (document_page_is_visible(d, p)) {
/* render page */
cairo_scale(c, d->zoom, d->zoom);
cairo_translate(c, p->rectangle->x - d->hadjust->value, p->rectangle->y - d->vadjust->value);
page_render(c, p);
cairo_identity_matrix(c);
/* render search matches */
GList *m = p->search_matches;
while (m) {
PopplerRectangle *pr = (PopplerRectangle*) m->data;
cairo_rectangle_t *pc = page_coordinates_from_pdf_coordinates(pr, p);
cairo_rectangle_t *dc = document_coordinates_from_page_coordinates(pc, p);
cairo_scale(c, d->zoom, d->zoom);
cairo_translate(c, dc->x - d->hadjust->value, dc->y - d->vadjust->value);
cairo_rectangle(c, 0, 0, dc->width, dc->height);
if (d->current_match == m)
cairo_set_source_rgba(c, 0.5, 1, 0, 0.5);
else
cairo_set_source_rgba(c, 1, 1, 0, 0.5);
cairo_fill(c);
cairo_identity_matrix(c);
g_free(dc);
g_free(pc);
m = g_list_next(m);
}
}
}
cairo_destroy(c);
}