gsl-shell.git - gsl-shell

diff --git a/agg-plot/plot.h b/agg-plot/plot.h
index 6550de74..1ef8bd0e 100644
--- a/agg-plot/plot.h
+++ b/agg-plot/plot.h

@@ -70,7 +70,7 @@ public:

plot(bool use_units = true) :

m_root_layer(), m_layers(), m_current_layer(&m_root_layer),

- m_drawing_queue(0),

+ m_drawing_queue(0), m_clip_flag(true),

m_need_redraw(true), m_rect(),

m_use_units(use_units), m_pad_units(false), m_title_buf(),

m_sync_mode(true)

@@ -115,6 +115,9 @@ public:

void clear_current_layer();

int current_layer_index();

+ bool clip_is_active() const { return m_clip_flag; };

+ void set_clip_mode(bool flag) { m_clip_flag = flag; };

+

bool need_redraw() const { return m_need_redraw; };

void commit_pending_draw();

@@ -162,6 +165,8 @@ protected:

agg::trans_affine m_trans;

pod_list<item> *m_drawing_queue;

+ bool m_clip_flag;

+

bool m_need_redraw;

opt_rect<double> m_rect;

@@ -306,11 +311,14 @@ agg::trans_affine plot<VS,RM>::get_scaled_matrix(agg::trans_affine& canvas_mtx)

template<class VS, class RM>

void plot<VS,RM>::clip_plot_area(canvas &canvas, agg::trans_affine& canvas_mtx)

{

- agg::trans_affine mvp;

- viewport_scale(mvp);

- trans_affine_compose (mvp, canvas_mtx);

- agg::rect_base<int> clip = rect_of_slot_matrix<int>(mvp);

- canvas.clip_box(clip);

+ if (this->clip_is_active())

+ {

+ agg::trans_affine mvp;

+ viewport_scale(mvp);

+ trans_affine_compose (mvp, canvas_mtx);

+ agg::rect_base<int> clip = rect_of_slot_matrix<int>(mvp);

+ canvas.clip_box(clip);

+ }

}

template<class VS, class RM>