static gboolean
_adg_draw(GtkWidget *widget, cairo_t *cr)
{
AdgGtkAreaPrivate *data = adg_gtk_area_get_instance_private((AdgGtkArea *) widget);
AdgCanvas *canvas = data->canvas;
if (canvas != NULL) {
cairo_transform(cr, &data->render_map);
adg_entity_render((AdgEntity *) canvas, cr);
}
return FALSE;
}
static void
_adg_render(AdgEntity *entity, cairo_t *cr)
{
AdgADim *adim;
AdgDim *dim;
AdgADimPrivate *data;
AdgDimStyle *dim_style;
AdgDress dress;
const cairo_path_t *cairo_path;
adim = (AdgADim *) entity;
data = adim->data;
if (!data->geometry_arranged) {
/* Entity not arranged, probably due to undefined pair found */
return;
}
dim = (AdgDim *) entity;
dim_style = _ADG_GET_DIM_STYLE(dim);
adg_style_apply((AdgStyle *) dim_style, entity, cr);
adg_entity_render((AdgEntity *) adg_dim_get_quote(dim), cr);
if (data->marker1 != NULL)
adg_entity_render((AdgEntity *) data->marker1, cr);
if (data->marker2 != NULL)
adg_entity_render((AdgEntity *) data->marker2, cr);
cairo_transform(cr, adg_entity_get_global_matrix(entity));
dress = adg_dim_style_get_line_dress(dim_style);
adg_entity_apply_dress(entity, dress, cr);
cairo_path = adg_trail_get_cairo_path(data->trail);
cairo_append_path(cr, cairo_path);
cairo_stroke(cr);
}
static gboolean
_adg_expose_event(GtkWidget *widget, GdkEventExpose *event)
{
AdgGtkAreaPrivate *data = adg_gtk_area_get_instance_private((AdgGtkArea *) widget);
AdgCanvas *canvas = data->canvas;
if (canvas != NULL && event->window != NULL) {
cairo_t *cr = gdk_cairo_create(event->window);
cairo_transform(cr, &data->render_map);
adg_entity_render((AdgEntity *) canvas, cr);
cairo_destroy(cr);
}
if (_ADG_OLD_WIDGET_CLASS->expose_event == NULL)
return FALSE;
return _ADG_OLD_WIDGET_CLASS->expose_event(widget, event);
}
