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ResourcePreviewer: initial version

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Added initial version of ResourcePreviewer, a replacement for the old
PresetPreviewPlayHandle technology. It can take any ResourceItem and
preview it depending on its type.

Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com>
This commit is contained in:
Tobias Doerffel
2009-06-05 01:11:54 +02:00
parent a6090ebe23
commit 264b50fcc6
2 changed files with 126 additions and 0 deletions
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59
include/ResourcePreviewer.h Normal file
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/*
* ResourcePreviewer.h - header file for ResourcePreviewer
*
* Copyright (c) 2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef _RESOURCE_PREVIEWER_H
#define _RESOURCE_PREVIEWER_H
#include "track_container.h"
class ResourceItem;
class instrumentTrack;
class ResourcePreviewer
{
public:
ResourcePreviewer();
~ResourcePreviewer();
void preview( ResourceItem * _item );
private:
class PreviewTrackContainer : public trackContainer
{
virtual QString nodeName( void ) const
{
return( "PreviewTrackContainer" );
}
} ;
PreviewTrackContainer m_previewTrackContainer;
instrumentTrack * m_previewTrack;
} ;
#endif

67
src/core/ResourcePreviewer.cpp Normal file
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/*
* ResourcePreviewer.cpp - implementation of ResourcePreviewer
*
* Copyright (c) 2009 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* 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 (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#include "ResourcePreviewer.h"
#include "ResourceItem.h"
#include "instrument_track.h"
#include "mmp.h"
ResourcePreviewer::ResourcePreviewer() :
m_previewTrackContainer(),
m_previewTrack( NULL )
{
// do not clutter global journal with items due to changing settings
// in preview classes
m_previewTrackContainer.setJournalling( false );
m_previewTrack = dynamic_cast<instrumentTrack *>(
track::create( track::InstrumentTrack,
&m_previewTrackContainer ) );
m_previewTrack->setJournalling( false );
}
void ResourcePreviewer::preview( ResourceItem * _item )
{
switch( _item->type() )
{
case ResourceItem::TypePreset:
// fetch data, load into multimedia project and
// load it as preset
m_previewTrack->loadTrackSpecificSettings(
multimediaProject( _item->fetchData() ).
content().firstChild().toElement() );
m_previewTrack->getMidiPort()->setMode(
midiPort::Disabled );
break;
}
}
#include "moc_ResourcePreviewer.cxx"