596463e0eb
git-svn-id: svn://localhost/ardour2/branches/3.0@5221 d708f5d6-7413-0410-9779-e7cbd77b26cf
28 lines
489 B
C++
28 lines
489 B
C++
#ifndef __gtk2_ardour_cairo_widget_h__
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#define __gtk2_ardour_cairo_widget_h__
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#include <gtkmm/eventbox.h>
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class CairoWidget : public Gtk::EventBox
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{
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public:
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CairoWidget ();
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virtual ~CairoWidget ();
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void set_dirty ();
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protected:
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virtual void render (cairo_t *) = 0;
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virtual bool on_expose_event (GdkEventExpose *);
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void on_size_allocate (Gtk::Allocation &);
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int _width; ///< pixmap width
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int _height; ///< pixmap height
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private:
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bool _dirty;
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GdkPixmap* _pixmap;
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};
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#endif
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