Put plugin inline display into a freely available class ...

... and let ProcessorBox::PluginInlineDisplay inherit from it.

1 files changed, 55 insertions, 0 deletions

diff --git a/gtk2_ardour/plugin_display.h b/gtk2_ardour/plugin_display.h
new file mode 100644
index 0000000000..4828ee7739
--- /dev/null
+++ b/gtk2_ardour/plugin_display.h
@@ -0,0 +1,55 @@
+/*
+    Copyright (C) 2017 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __ardour_plugin_display__
+#define __ardour_plugin_display__
+
+#include <gtkmm/drawingarea.h>
+
+#include "ardour/plugin.h"
+
+class PluginDisplay : public Gtk::DrawingArea
+{
+public:
+	PluginDisplay(boost::shared_ptr<ARDOUR::Plugin>, uint32_t max_height = 80);
+	virtual ~PluginDisplay();
+
+protected:
+	bool on_expose_event (GdkEventExpose *);
+	void on_size_request (Gtk::Requisition* req);
+	bool on_button_press_event (GdkEventButton *ev);
+	bool on_button_release_event (GdkEventButton *ev);
+
+	void plugin_going_away () {
+		_qdraw_connection.disconnect ();
+	}
+
+	void update_height_alloc (uint32_t inline_height);
+	virtual uint32_t render_inline (cairo_t *, uint32_t width);
+
+	boost::shared_ptr<ARDOUR::Plugin> _plug;
+	PBD::ScopedConnection _qdraw_connection;
+	PBD::ScopedConnection _death_connection;
+	cairo_surface_t* _surf;
+	uint32_t _max_height;
+	uint32_t _cur_height;
+	bool _scroll;
+};
+
+#endif