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Viewing changes to lib/imageutils.cpp

  • Committer: Package Import Robot
  • Author(s): Jonathan Riddell
  • Date: 2011-12-15 14:17:54 UTC
  • mto: This revision was merged to the branch mainline in revision 12.
  • Revision ID: package-import@ubuntu.com-20111215141754-z043hyx69dulbggf
Tags: upstream-4.7.90
Import upstream version 4.7.90

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lib/imageutils.cpp
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// vim: set tabstop=4 shiftwidth=4 noexpandtab:
 
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// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2007 Aurélien Gâteau <agateau@kde.org>
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// Qt
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#include <QMatrix>
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namespace Gwenview {
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namespace ImageUtils {
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QMatrix transformMatrix(Orientation orientation) {
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        QMatrix matrix;
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        switch (orientation) {
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        case NOT_AVAILABLE:
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        case NORMAL:
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                break;
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        case HFLIP:
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                matrix.scale(-1,1);
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                break;
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        case ROT_180:
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                matrix.rotate(180);
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                break;
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        case VFLIP:
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                matrix.scale(1,-1);
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                break;
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        case TRANSPOSE:
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                matrix.scale(-1,1);
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                matrix.rotate(90);
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                break;
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        case ROT_90:            
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                matrix.rotate(90);
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                break;
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        case TRANSVERSE:
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                matrix.scale(1,-1);
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                matrix.rotate(90);
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                break;
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        case ROT_270:           
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                matrix.rotate(270);
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                break;
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        }
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        return matrix;
 
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namespace Gwenview
 
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{
 
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namespace ImageUtils
 
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{
 
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QMatrix transformMatrix(Orientation orientation)
 
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{
 
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    QMatrix matrix;
 
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    switch (orientation) {
 
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    case NOT_AVAILABLE:
 
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    case NORMAL:
 
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        break;
 
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    case HFLIP:
 
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        matrix.scale(-1, 1);
 
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        break;
 
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    case ROT_180:
 
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        matrix.rotate(180);
 
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        break;
 
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    case VFLIP:
 
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        matrix.scale(1, -1);
 
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        break;
 
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    case TRANSPOSE:
 
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        matrix.scale(-1, 1);
 
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        matrix.rotate(90);
 
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        break;
 
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    case ROT_90:
 
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        matrix.rotate(90);
 
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        break;
 
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    case TRANSVERSE:
 
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        matrix.scale(1, -1);
 
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        matrix.rotate(90);
 
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        break;
 
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    case ROT_270:
 
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        matrix.rotate(270);
 
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        break;
 
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    }
 
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    return matrix;
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}
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} // namespace