Paul Davis
51693a3a58
git-svn-id: svn://localhost/ardour2/branches/3.0@6195 d708f5d6-7413-0410-9779-e7cbd77b26cf
235 lines
7.5 KiB
C++
235 lines
7.5 KiB
C++
/*
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Copyright (C) 2000-2006 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "pbd/error.h"
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#include "pbd/boost_debug.h"
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#include "ardour/session.h"
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#include "ardour/region_factory.h"
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#include "ardour/region.h"
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#include "ardour/audioregion.h"
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#include "ardour/audiosource.h"
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#include "ardour/midi_source.h"
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#include "ardour/midi_region.h"
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace PBD;
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sigc::signal<void,boost::shared_ptr<Region> > RegionFactory::CheckNewRegion;
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boost::shared_ptr<Region>
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RegionFactory::create (boost::shared_ptr<Region> region, nframes_t start,
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nframes_t length, const std::string& name,
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layer_t layer, Region::Flag flags, bool announce)
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{
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boost::shared_ptr<const AudioRegion> other_a;
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boost::shared_ptr<const MidiRegion> other_m;
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if ((other_a = boost::dynamic_pointer_cast<AudioRegion>(region)) != 0) {
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AudioRegion* ar = new AudioRegion (other_a, start, length, name, layer, flags);
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boost_debug_shared_ptr_mark_interesting (ar, typeid (ar).name());
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boost::shared_ptr<AudioRegion> arp (ar);
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boost::shared_ptr<Region> ret (boost::static_pointer_cast<Region> (arp));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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} else if ((other_m = boost::dynamic_pointer_cast<MidiRegion>(region)) != 0) {
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MidiRegion* ar = new MidiRegion (other_m, start, length, name, layer, flags);
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boost::shared_ptr<MidiRegion> arp (ar);
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boost::shared_ptr<Region> ret (boost::static_pointer_cast<Region> (arp));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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} else {
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fatal << _("programming error: RegionFactory::create() called with unknown Region type")
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<< endmsg;
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/*NOTREACHED*/
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return boost::shared_ptr<Region>();
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}
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}
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boost::shared_ptr<Region>
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RegionFactory::create (boost::shared_ptr<const Region> region)
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{
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boost::shared_ptr<const AudioRegion> ar;
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boost::shared_ptr<const MidiRegion> mr;
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if ((ar = boost::dynamic_pointer_cast<const AudioRegion>(region)) != 0) {
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AudioRegion* arn = new AudioRegion (ar);
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boost_debug_shared_ptr_mark_interesting (arn, typeid (arn).name());
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boost::shared_ptr<Region> ret (arn);
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ret->unlock_property_changes ();
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/* pure copy constructor - no CheckNewRegion emitted */
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return ret;
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} else if ((mr = boost::dynamic_pointer_cast<const MidiRegion>(region)) != 0) {
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boost::shared_ptr<Region> ret (new MidiRegion (mr));
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ret->unlock_property_changes ();
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/* pure copy constructor - no CheckNewRegion emitted */
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return ret;
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} else {
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fatal << _("programming error: RegionFactory::create() called with unknown Region type")
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<< endmsg;
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/*NOTREACHED*/
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return boost::shared_ptr<Region>();
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}
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}
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boost::shared_ptr<Region>
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RegionFactory::create (boost::shared_ptr<AudioRegion> region, nframes_t start,
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nframes_t length, const std::string& name,
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layer_t layer, Region::Flag flags, bool announce)
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{
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return create (boost::static_pointer_cast<Region> (region), start, length, name, layer, flags, announce);
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}
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boost::shared_ptr<Region>
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RegionFactory::create (boost::shared_ptr<Region> region, const SourceList& srcs,
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const std::string& name, layer_t layer, Region::Flag flags, bool announce)
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{
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boost::shared_ptr<const AudioRegion> other;
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/* used by AudioFilter when constructing a new region that is intended to have nearly
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identical settings to an original, but using different sources.
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*/
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if ((other = boost::dynamic_pointer_cast<AudioRegion>(region)) != 0) {
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AudioRegion* ar = new AudioRegion (other, srcs, srcs.front()->length(srcs.front()->timeline_position()), name, layer, flags);
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boost_debug_shared_ptr_mark_interesting (ar, typeid (ar).name());
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boost::shared_ptr<AudioRegion> arp (ar);
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boost::shared_ptr<Region> ret (boost::static_pointer_cast<Region> (arp));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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} else {
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fatal << _("programming error: RegionFactory::create() called with unknown Region type")
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<< endmsg;
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/*NOTREACHED*/
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return boost::shared_ptr<Region>();
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}
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}
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boost::shared_ptr<Region>
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RegionFactory::create (Session& session, XMLNode& node, bool yn)
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{
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boost::shared_ptr<Region> r = session.XMLRegionFactory (node, yn);
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if (r) {
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r->unlock_property_changes ();
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CheckNewRegion (r);
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}
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return r;
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}
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boost::shared_ptr<Region>
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RegionFactory::create (const SourceList& srcs, nframes_t start, nframes_t length, const string& name, layer_t layer, Region::Flag flags, bool announce)
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{
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if (srcs.empty()) {
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return boost::shared_ptr<Region>();
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}
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if (srcs[0]->type() == DataType::AUDIO) {
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AudioRegion* ar = new AudioRegion (srcs, start, length, name, layer, flags);
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boost_debug_shared_ptr_mark_interesting (ar, typeid (ar).name());
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boost::shared_ptr<AudioRegion> arp (ar);
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boost::shared_ptr<Region> ret (boost::static_pointer_cast<Region> (arp));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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} else if (srcs[0]->type() == DataType::MIDI) {
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MidiRegion* ar = new MidiRegion (srcs, start, length, name, layer, flags);
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boost::shared_ptr<MidiRegion> mrp (ar);
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boost::shared_ptr<Region> ret (boost::static_pointer_cast<Region> (mrp));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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}
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return boost::shared_ptr<Region> ();
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}
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boost::shared_ptr<Region>
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RegionFactory::create (SourceList& srcs, const XMLNode& node)
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{
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if (srcs.empty()) {
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return boost::shared_ptr<Region>();
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}
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if (srcs[0]->type() == DataType::AUDIO) {
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AudioRegion* ar = new AudioRegion (srcs, node);
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boost_debug_shared_ptr_mark_interesting (ar, typeid (ar).name());
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boost::shared_ptr<Region> ret (ar);
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ret->unlock_property_changes ();
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CheckNewRegion (ret);
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return ret;
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} else if (srcs[0]->type() == DataType::MIDI) {
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boost::shared_ptr<Region> ret (new MidiRegion (srcs, node));
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ret->unlock_property_changes ();
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CheckNewRegion (ret);
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return ret;
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}
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return boost::shared_ptr<Region> ();
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}
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boost::shared_ptr<Region>
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RegionFactory::create (boost::shared_ptr<Source> src, nframes_t start, nframes_t length, const string& name, layer_t layer, Region::Flag flags, bool announce)
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{
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boost::shared_ptr<AudioSource> as;
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boost::shared_ptr<MidiSource> ms;
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if ((as = boost::dynamic_pointer_cast<AudioSource>(src)) != 0) {
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AudioRegion* ar = new AudioRegion (as, start, length, name, layer, flags);
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boost_debug_shared_ptr_mark_interesting (ar, typeid (ar).name());
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boost::shared_ptr<Region> ret (ar);
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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} else if ((ms = boost::dynamic_pointer_cast<MidiSource>(src)) != 0) {
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boost::shared_ptr<Region> ret (new MidiRegion (ms, start, length, name, layer, flags));
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ret->unlock_property_changes ();
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if (announce) {
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CheckNewRegion (ret);
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}
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return ret;
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}
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return boost::shared_ptr<Region>();
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}
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