+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file node.h
-** \brief Template Header
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2007 Chris Moore
-**
-** This package 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 package 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.
-** \endlegal
-*/
-/* ========================================================================= */
-
-/* === S T A R T =========================================================== */
-
-#ifndef __SYNFIG_PARENTNODE_H
-#define __SYNFIG_PARENTNODE_H
-
-/* === H E A D E R S ======================================================= */
-
-#include <sigc++/signal.h>
-#include <set>
-#include "time.h"
-#include "guid.h"
-#include <ETL/handle>
-#include "interpolation.h"
-#include "mutex.h"
-
-/* === M A C R O S ========================================================= */
-
-// When a PasteCanvas layer has a non-zero 'time offset' parameter, should
-// the waypoints shown for the canvas be adjusted? This currently only
-// partially works - see the TODO at the end of layer_pastecanvas.cpp
-#define ADJUST_WAYPOINTS_FOR_TIME_OFFSET
-
-/* === T Y P E D E F S ===================================================== */
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-namespace synfig {
-
-class TimePoint
-{
- GUID guid;
- Time time;
- Interpolation before,after;
-public:
-
- TimePoint(const Time& x=Time::begin()):
- guid(0),
- time(x),
- before(INTERPOLATION_NIL),
- after(INTERPOLATION_NIL)
- {
- }
-
-#ifdef _DEBUG
- const char *c_str()const;
-#endif
-
- const GUID& get_guid()const { return guid; }
- const Time& get_time()const { return time; }
- Interpolation get_before()const { return before; }
- Interpolation get_after()const { return after; }
-
- void set_guid(const GUID& x) { guid=x; }
- void set_time(const Time& x) { time=x; }
- void set_before(Interpolation x) { before=x; }
- void set_after(Interpolation x) { after=x; }
-
- void absorb(const TimePoint& x);
-}; // END of class TimePoint
-
-inline TimePoint operator+(TimePoint lhs,const Time& rhs)
- { lhs.set_time(lhs.get_time()+rhs); return lhs; }
-
-inline TimePoint operator-(TimePoint lhs,const Time& rhs)
- { lhs.set_time(lhs.get_time()-rhs); return lhs; }
-
-inline bool operator<(const TimePoint& lhs,const TimePoint& rhs)
- { return lhs.get_time()<rhs.get_time(); }
-
-inline bool operator<(const TimePoint& lhs,const Time& rhs)
- { return lhs.get_time()<rhs; }
-
-inline bool operator<(const Time& lhs,const TimePoint& rhs)
- { return lhs<rhs.get_time(); }
-
-inline bool operator==(const TimePoint& lhs,const TimePoint& rhs)
- { return lhs.get_time()==rhs.get_time(); }
-
-inline bool operator!=(const TimePoint& lhs,const TimePoint& rhs)
- { return lhs.get_time()!=rhs.get_time(); }
-
-class TimePointSet : public std::set<TimePoint>
-{
-public:
- iterator insert(const TimePoint& x);
-
- template <typename ITER> void insert(ITER begin, ITER end)
- { for(;begin!=end;++begin) insert(*begin); }
-
-}; // END of class TimePointSet
-
-class Node : public etl::rshared_object
-{
- /*
- -- ** -- T Y P E S -----------------------------------------------------------
- */
-
-public:
-
- //! \writeme
- typedef TimePointSet time_set;
-
- /*
- -- ** -- D A T A -------------------------------------------------------------
- */
-
-private:
-
- //! \writeme
- GUID guid_;
-
- //! cached time values for all the children
- mutable time_set times;
-
- //! \writeme
- mutable bool bchanged;
-
- //! \writeme
- mutable int time_last_changed_;
-
- //! \writeme
- mutable RWLock rw_lock_;
-
- //! \writeme
- bool deleting_;
-
-public:
-
- //! \todo This should really be private
- std::set<Node*> parent_set;
-
- /*
- -- ** -- S I G N A L S -------------------------------------------------------
- */
-
-private:
-
- sigc::signal<void> signal_changed_;
-
- //! GUID Changed
- /*! \note The second parameter is the *OLD* guid! */
- sigc::signal<void,GUID> signal_guid_changed_;
-
- //! Deleted
- sigc::signal<void> signal_deleted_;
-
- /*
- -- ** -- S I G N A L I N T E R F A C E -------------------------------------
- */
-
-public:
-
- sigc::signal<void>& signal_deleted() { return signal_deleted_; }
-
- sigc::signal<void>& signal_changed() { return signal_changed_; }
-
- //! GUID Changed
- /*! \note The second parameter is the *OLD* guid! */
- sigc::signal<void,GUID>& signal_guid_changed() { return signal_guid_changed_; }
-
- /*
- -- ** -- C O N S T R U C T O R S ---------------------------------------------
- */
-
-protected:
-
- Node();
-
- // This class cannot be copied -- use clone() if necessary
-private:
- Node(const Node &x);
-
-public:
- virtual ~Node();
-
- /*
- -- ** -- M E M B E R F U N C T I O N S -------------------------------------
- */
-
-public:
-
- void changed();
-
- //! Gets the GUID for this value node
- const GUID& get_guid()const;
-
- //! Sets the GUID for this value node
- void set_guid(const GUID& x);
-
- int get_time_last_changed()const;
-
- void add_child(Node*x);
-
- void remove_child(Node*x);
-
- int parent_count()const;
-
- const time_set &get_times() const;
-
- RWLock& get_rw_lock()const { return rw_lock_; }
-
-protected:
-
- void begin_delete();
-
- /*
- -- ** -- V I R T U A L F U N C T I O N S -----------------------------------
- */
-
-protected:
- virtual void on_changed();
-
- virtual void on_guid_changed(GUID guid);
-
- /*! Function to be overloaded that fills
- */
- virtual void get_times_vfunc(time_set &set) const = 0;
-};
-
-synfig::Node* find_node(const synfig::GUID& guid);
-
-template<typename T> etl::handle<T>
-guid_cast(const synfig::GUID& guid)
-{
- return etl::handle<T>::cast_dynamic(synfig::find_node(guid));
-}
-
-#ifdef _DEBUG
-template <typename T>
-synfig::String set_string(T start, T end)
-{
- synfig::String ret("[");
- bool started = false;
-
- while (start != end)
- {
- if (started) ret += ", ";
- else started = true;
-
- ret += synfig::String((*start).c_str());
- start++;
- }
-
- return ret + "]";
-}
-
-template <typename T>
-synfig::String set_string(T set)
-{
- return set_string(set.begin(), set.end());
-}
-#endif // _DEBUG
-
-typedef etl::handle<Node> NodeHandle;
-
-}; // END of namespace synfig
-
-/* === E N D =============================================================== */
-
-#endif
projects / synfig.git / blobdiff