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/*
This file is part of Advanced Strategic Command; http://www.asc-hq.de
Copyright (C) 1994-2008 Martin Bickel and Marc Schellenberger
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 the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
#include "changeview.h"
#include "action-registry.h"
#include "../gamemap.h"
ChangeView::ChangeView( GameMap* gamemap, const ViewState& state )
: GameAction( gamemap )
{
newState = state;
}
ASCString ChangeView::getDescription() const
{
return "Change view";
}
void ChangeView::readData ( tnstream& stream )
{
int version = stream.readInt();
if ( version != 1 )
throw tinvalidversion ( "ChangeView", 1, version );
int count = stream.readInt();
for ( int i = 0; i< count; ++i ) {
MapCoordinate pos;
pos.read( stream );
newState[pos] = stream.readInt();
}
count = stream.readInt();
for ( int i = 0; i< count; ++i ) {
MapCoordinate pos;
pos.read( stream );
oldState[pos] = stream.readInt();
}
};
void ChangeView::writeData ( tnstream& stream ) const
{
stream.writeInt( 1 );
stream.writeInt( newState.size() );
for ( ViewState::const_iterator i = newState.begin(); i != newState.end(); ++i ) {
i->first.write( stream );
stream.writeInt( i->second );
}
stream.writeInt( oldState.size() );
for ( ViewState::const_iterator i = oldState.begin(); i != oldState.end(); ++i ) {
i->first.write( stream );
stream.writeInt( i->second );
}
};
GameActionID ChangeView::getID() const
{
return ActionRegistry::ChangeView;
}
ActionResult ChangeView::runAction( const Context& context )
{
for ( ViewState::iterator i = newState.begin(); i != newState.end(); ++i ) {
tfield* fld = getMap()->getField( i->first );
oldState[i->first] = fld->visible;
fld->visible = newState[i->first];
}
return ActionResult(0);
}
ActionResult ChangeView::undoAction( const Context& context )
{
for ( ViewState::iterator i = newState.begin(); i != newState.end(); ++i ) {
tfield* fld = getMap()->getField( i->first );
if ( fld->visible != newState[i->first] ) {
ASCString msg;
msg.format( "; expected: %x ; found %x" , newState[i->first], fld->visible );
throw ActionResult(21207, "Position is " + i->first.toString(true) + msg );
}
fld->visible = oldState[i->first];
}
return ActionResult(0);
}
namespace {
const bool r1 = registerAction<ChangeView> ( ActionRegistry::ChangeView );
}
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