// TnzLib includes
#include "toonz/textureutils.h"
 
#include "toonz/txsheethandle.h"
 
//=============================================================================
// TXsheeHandle
//-----------------------------------------------------------------------------
 
TXsheetHandle::TXsheetHandle()
	: m_xsheet(0)
{
}
 
//-----------------------------------------------------------------------------
 
TXsheetHandle::~TXsheetHandle()
{
}
 
//-----------------------------------------------------------------------------
 
TXsheet *TXsheetHandle::getXsheet() const
{
	return m_xsheet;
}
 
//-----------------------------------------------------------------------------
 
void TXsheetHandle::setXsheet(TXsheet *xsheet)
{
	if (m_xsheet == xsheet)
		return;
 
	m_xsheet = xsheet;
 
	if (m_xsheet) {
		texture_utils::invalidateTextures(m_xsheet); // We'll be editing m_xsheet - so destroy every texture of his
		emit xsheetSwitched();
	}
}