129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
/* This file is part of FlowCanvas. Copyright (C) 2005 Dave Robillard.
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*
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* FlowCanvas is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* FlowCanvas is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MODULE_H
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#define MODULE_H
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#include <string>
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#include <map>
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#include <libgnomecanvasmm.h>
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#include "Port.h"
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using std::string; using std::multimap;
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namespace LibFlowCanvas {
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class FlowCanvas;
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/** A module on the canvas.
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*
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* \ingroup FlowCanvas
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*/
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class Module : public Gnome::Canvas::Group
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{
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public:
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Module(FlowCanvas* patch_bay, const string& name, double x=0, double y=0);
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virtual ~Module();
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inline Port* const port(const string& port_name) const;
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void add_port(Port* port, bool resize=true);
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void remove_port(const string& port_name, bool resize = true);
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//virtual void add_port(const string& port_name, bool is_input, int colour, bool resize = true);
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void zoom(float z);
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void resize();
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void move(double dx, double dy);
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virtual void move_to(double x, double y);
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bool is_within(const Gnome::Canvas::Rect* const rect);
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virtual void load_location() {}
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virtual void store_location() {}
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virtual void on_double_click() {}
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virtual void show_menu(GdkEventButton*) {}
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// For connection drawing
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double port_connection_point_offset(Port* port);
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double port_connection_points_range();
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double width() { return m_width; }
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void width(double w);
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double height() { return m_height; }
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void height(double h);
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void hilite(bool b);
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void selected(bool b);
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bool selected() const { return m_selected; }
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virtual void name(const string& n);
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const string& name() const { return m_name; }
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FlowCanvas* patch_bay() const { return m_patch_bay; }
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int num_ports() const { return m_ports.size(); }
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int base_colour() const { return 0x1F2A3CFF; }
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PortList& ports() { return m_ports; }
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double border_width() const { return m_border_width; }
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void border_width(double w);
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Gnome::Canvas::Rect* rect() { return &m_module_box; }
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Gnome::Canvas::Text* title() { return &m_canvas_title; }
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protected:
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bool module_event(GdkEvent* event);
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double m_border_width;
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double m_width;
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double m_height;
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string m_name;
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bool m_selected;
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FlowCanvas* m_patch_bay;
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PortList m_ports;
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Gnome::Canvas::Rect m_module_box;
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Gnome::Canvas::Text m_canvas_title;
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};
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typedef multimap<string,Module*> ModuleMap;
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/** Find a port on this module.
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*
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* Profiling has shown this to be performance critical, hence the inlining.
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* Making this faster would be a very good idea - better data structure?
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*/
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inline Port* const
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Module::port(const string& port_name) const
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{
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for (PortList::const_iterator i = m_ports.begin(); i != m_ports.end(); ++i)
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if ((*i)->name() == port_name)
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return (*i);
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return NULL;
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}
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} // namespace LibFlowCanvas
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#endif // MODULE_H
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