LCOV - code coverage report
Current view: top level - slideshow/source/engine/transitions - zigzagwipe.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 28 0.0 %
Date: 2014-04-14 Functions: 0 3 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : #include <canvas/debug.hxx>
      22             : #include <basegfx/matrix/b2dhommatrix.hxx>
      23             : #include <basegfx/point/b2dpoint.hxx>
      24             : #include <basegfx/numeric/ftools.hxx>
      25             : #include <basegfx/matrix/b2dhommatrixtools.hxx>
      26             : #include "transitiontools.hxx"
      27             : #include "zigzagwipe.hxx"
      28             : 
      29             : 
      30             : namespace slideshow {
      31             : namespace internal {
      32             : 
      33           0 : ZigZagWipe::ZigZagWipe( sal_Int32 nZigs ) : m_zigEdge( 1.0 / nZigs )
      34             : {
      35           0 :     const double d = m_zigEdge;
      36           0 :     const double d2 = (d / 2.0);
      37           0 :     m_stdZigZag.append( ::basegfx::B2DPoint( -1.0 - d, -d ) );
      38           0 :     m_stdZigZag.append( ::basegfx::B2DPoint( -1.0 - d, 1.0 + d ) );
      39           0 :     m_stdZigZag.append( ::basegfx::B2DPoint( -d, 1.0 + d ) );
      40           0 :     for ( sal_Int32 pos = (nZigs + 2); pos--; ) {
      41           0 :         m_stdZigZag.append( ::basegfx::B2DPoint( 0.0, ((pos - 1) * d) + d2 ) );
      42           0 :         m_stdZigZag.append( ::basegfx::B2DPoint( -d, (pos - 1) * d ) );
      43             :     }
      44           0 :     m_stdZigZag.setClosed(true);
      45           0 : }
      46             : 
      47           0 : ::basegfx::B2DPolyPolygon ZigZagWipe::operator () ( double t )
      48             : {
      49           0 :     ::basegfx::B2DPolyPolygon res(m_stdZigZag);
      50           0 :     res.transform(basegfx::tools::createTranslateB2DHomMatrix((1.0 + m_zigEdge) * t, 0.0));
      51           0 :     return res;
      52             : }
      53             : 
      54           0 : ::basegfx::B2DPolyPolygon BarnZigZagWipe::operator () ( double t )
      55             : {
      56           0 :     ::basegfx::B2DPolyPolygon res( createUnitRect() );
      57           0 :     ::basegfx::B2DPolygon poly( m_stdZigZag );
      58           0 :     poly.flip();
      59             :     basegfx::B2DHomMatrix aTransform(basegfx::tools::createTranslateB2DHomMatrix(
      60           0 :         (1.0 + m_zigEdge) * (1.0 - t) / 2.0, 0.0));
      61           0 :     poly.transform( aTransform );
      62           0 :     res.append( poly );
      63           0 :     aTransform.scale( -1.0, 1.0 );
      64           0 :     aTransform.translate( 1.0, m_zigEdge / 2.0 );
      65           0 :     poly = m_stdZigZag;
      66           0 :     poly.transform( aTransform );
      67           0 :     res.append( poly );
      68           0 :     return res;
      69             : }
      70             : 
      71             : }
      72             : }
      73             : 
      74             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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