gsl-shell.git - gsl-shell

diff --git a/agg-plot/window.cpp b/agg-plot/window.cpp
index b107af10..f6c7e4b4 100644
--- a/agg-plot/window.cpp
+++ b/agg-plot/window.cpp

@@ -117,31 +117,31 @@ window::ref* window::ref_lookup (ref::node *p, int slot_id)

return NULL;

}

-void window::draw_slot_by_ref(window::ref& ref, bool dirty)

+void window::draw_slot_by_ref(window::ref& ref, bool update_req)

{

if (! ref.plot)

return;

+ agg::rect_base<int> r;

agg::trans_affine mtx(ref.matrix);

this->scale(mtx);

- if (dirty)

+ if (update_req)

{

- agg::rect_base<int> r = rect_of_slot_matrix(mtx);

+ r = rect_of_slot_matrix(mtx);

m_canvas->clear_box(r);

- AGG_LOCK();

- try

- {

- ref.plot->draw(*m_canvas, mtx);

- }

- catch (std::bad_alloc&) { }

- AGG_UNLOCK();

- platform_support_update_region (this, r);

}

- else

+

+ AGG_LOCK();

+ try

{

ref.plot->draw(*m_canvas, mtx);

- }

+ }

+ catch (std::bad_alloc&) { }

+ AGG_UNLOCK();

+

+ if (update_req)

+ platform_support_update_region (this, r);

}

void