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add Canvas::Ruler::set_metric() to allow ruler metrics to be changed dynamically

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This commit is contained in:
Paul Davis 2014-09-05 14:45:27 -04:00
parent 1a6136e1e3
commit 94adde7ebb
2 changed files with 9 additions and 0 deletions
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1
libs/canvas/canvas/ruler.h
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@ -62,6 +62,7 @@ public:
void set_range (double lower, double upper); void set_range (double lower, double upper);
void set_font_description (Pango::FontDescription); void set_font_description (Pango::FontDescription);
void set_metric (const Metric&);
void render (Rect const & area, Cairo::RefPtr<Cairo::Context>) const; void render (Rect const & area, Cairo::RefPtr<Cairo::Context>) const;

8
libs/canvas/ruler.cc
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@ -180,3 +180,11 @@ Ruler::render (Rect const & area, Cairo::RefPtr<Cairo::Context> cr) const
/* done! */ /* done! */
} }
void
Ruler::set_metric (const Metric& m)
{
_metric = &m;
_need_marks = true;
redraw ();
}