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128 lines
3.4 KiB
128 lines
3.4 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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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 3 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, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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//////////////////////////////////////////////////////////////////////////////
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// //
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// plNoteTrackWatcher - Dummy object to watch for notetrack additions or //
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// removals from the main material that owns it. //
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// All of this is required because MAX will notify //
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// an object's dependents about notetrack actions but //
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// NOT the object itself, and the Add/DeleteNoteTrack //
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// functions are non-virtual. ARRRGH! //
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// //
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//////////////////////////////////////////////////////////////////////////////
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#include "hsTypes.h"
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#include "plNoteTrackWatcher.h"
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#include "plPassMtlBase.h"
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#include "iparamm2.h"
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#include "resource.h"
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//// Watcher Class Desc //////////////////////////////////////////////////////
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plNoteTrackWatcher::plNoteTrackWatcher( plPassMtlBase *parentMtl ) : fParentMtl(nil)
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{
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fNoteTrackCount = parentMtl->NumNoteTracks();
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MakeRefByID( FOREVER, kRefParentMtl, parentMtl );
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}
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plNoteTrackWatcher::~plNoteTrackWatcher()
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{
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if( fParentMtl != nil )
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{
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fParentMtl->fNTWatcher = nil;
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DeleteReference( kRefParentMtl );
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}
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DeleteAllRefsFromMe();
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}
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BOOL plNoteTrackWatcher::IsRealDependency( ReferenceTarget *rtarg )
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{
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if( rtarg == fParentMtl )
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return false;
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return true;
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}
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int plNoteTrackWatcher::NumRefs()
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{
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return 1;
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}
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RefTargetHandle plNoteTrackWatcher::GetReference( int i )
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{
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if( i == kRefParentMtl )
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return fParentMtl;
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return nil;
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}
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void plNoteTrackWatcher::SetReference( int i, RefTargetHandle rtarg )
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{
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if( i == kRefParentMtl )
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fParentMtl = (plPassMtlBase *)rtarg;
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}
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RefResult plNoteTrackWatcher::NotifyRefChanged(Interval changeInt, RefTargetHandle hTarget, PartID& partID, RefMessage message)
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{
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switch( message )
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{
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case REFMSG_SUBANIM_STRUCTURE_CHANGED:
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if( hTarget == fParentMtl && fParentMtl != nil )
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{
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// Structure of parent material changed--did it gain or lose a notetrack?
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int oldCount = fNoteTrackCount;
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fNoteTrackCount = fParentMtl->NumNoteTracks();
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if( oldCount != fNoteTrackCount )
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{
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// Is it an addition?
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if( fNoteTrackCount > oldCount )
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// Yes, notify parent.
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fParentMtl->NoteTrackAdded();
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else
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// Deletion, also notify parent
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fParentMtl->NoteTrackRemoved();
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}
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}
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break;
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case REFMSG_NODE_NAMECHANGE:
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if( hTarget == fParentMtl )
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{
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fParentMtl->NameChanged();
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}
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break;
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case REFMSG_TARGET_DELETED:
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fParentMtl = nil;
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break;
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}
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return REF_SUCCEED;
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}
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