/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basegfx.hxx"
#include <basegfx/tuple/b2dtuple.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <rtl/instance.hxx>

namespace { struct EmptyTuple : public rtl::Static<basegfx::B2DTuple, EmptyTuple> {}; }
#include <basegfx/tuple/b2ituple.hxx>

namespace basegfx
{
    const B2DTuple& B2DTuple::getEmptyTuple()
    {
        return EmptyTuple::get();
    }

	B2DTuple::B2DTuple(const B2ITuple& rTup) 
	:	mfX( rTup.getX() ), 
		mfY( rTup.getY() ) 
	{}

	void B2DTuple::correctValues(const double fCompareValue)
	{
		if(0.0 == fCompareValue)
		{
			if(::basegfx::fTools::equalZero(mfX))
			{
				mfX = 0.0;
			}

			if(::basegfx::fTools::equalZero(mfY))
			{
				mfY = 0.0;
			}
		}
		else
		{
			if(::basegfx::fTools::equal(mfX, fCompareValue))
			{
				mfX = fCompareValue;
			}

			if(::basegfx::fTools::equal(mfY, fCompareValue))
			{
				mfY = fCompareValue;
			}
		}
	}

	B2ITuple fround(const B2DTuple& rTup)
	{
		return B2ITuple(fround(rTup.getX()), fround(rTup.getY()));
	}

} // end of namespace basegfx

// eof