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-rw-r--r--basegfx/source/vector/b2ivector.cxx65
1 files changed, 65 insertions, 0 deletions
diff --git a/basegfx/source/vector/b2ivector.cxx b/basegfx/source/vector/b2ivector.cxx
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+++ b/basegfx/source/vector/b2ivector.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * 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 .
+ */
+
+#include <basegfx/vector/b2ivector.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/numeric/ftools.hxx>
+
+namespace basegfx
+{
+ B2IVector& B2IVector::operator=( const ::basegfx::B2ITuple& rVec )
+ {
+ mnX = rVec.getX();
+ mnY = rVec.getY();
+ return *this;
+ }
+
+ B2IVector& B2IVector::operator*=( const B2DHomMatrix& rMat )
+ {
+ mnX = fround( rMat.get(0,0)*mnX +
+ rMat.get(0,1)*mnY );
+ mnY = fround( rMat.get(1,0)*mnX +
+ rMat.get(1,1)*mnY );
+
+ return *this;
+ }
+
+ B2IVector& B2IVector::setLength(double fLen)
+ {
+ double fLenNow(scalar(*this));
+
+ if(!::basegfx::fTools::equalZero(fLenNow))
+ {
+ const double fOne(1.0);
+
+ if(!::basegfx::fTools::equal(fOne, fLenNow))
+ {
+ fLen /= sqrt(fLenNow);
+ }
+
+ mnX = fround( mnX*fLen );
+ mnY = fround( mnY*fLen );
+ }
+
+ return *this;
+ }
+
+} // end of namespace basegfx
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */