static VALUE
page_render_selection(VALUE self, VALUE cairo,
VALUE selection, VALUE rb_old_selection,
VALUE style, VALUE glyph_color, VALUE background_color)
{
PopplerRectangle *old_selection = NULL;
if (!NIL_P(rb_old_selection))
old_selection = RVAL2POPPLERRECTANGLE(rb_old_selection);
poppler_page_render_selection(SELF(self), RVAL2CRCONTEXT(cairo),
RVAL2POPPLERRECTANGLE(selection),
old_selection,
RVAL2POPPLERSELECTIONSTYLE(style),
RVAL2POPPLERCOLOR(glyph_color),
RVAL2POPPLERCOLOR(background_color));
return Qnil;
}
static gboolean
pgd_selections_render_selections (PgdSelectionsDemo *demo)
{
PopplerRectangle doc_area;
gdouble page_width, page_height;
cairo_t *cr;
if (!demo->page || demo->start.x == -1) {
demo->selections_idle = 0;
return FALSE;
}
poppler_page_get_size (demo->page, &page_width, &page_height);
page_width *= demo->scale;
page_height *= demo->scale;
doc_area.x1 = demo->start.x / demo->scale;
doc_area.y1 = demo->start.y / demo->scale;
doc_area.x2 = demo->stop.x / demo->scale;
doc_area.y2 = demo->stop.y / demo->scale;
if (demo->selection_surface)
cairo_surface_destroy (demo->selection_surface);
demo->selection_surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
page_width, page_height);
cr = cairo_create (demo->selection_surface);
if (demo->scale != 1.0)
cairo_scale (cr, demo->scale, demo->scale);
poppler_page_render_selection (demo->page, cr,
&doc_area, &demo->doc_area,
demo->style,
&demo->glyph_color,
&demo->background_color);
cairo_destroy (cr);
demo->doc_area = doc_area;
gtk_widget_queue_draw (demo->darea);
demo->selections_idle = 0;
return FALSE;
}