src/projection.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * projection.cpp:
   4  *
   5  * Contact:
   6  *   Moonlight List (moonlight-list@lists.ximian.com)
   7  *
   8  * Copyright 2009 Novell, Inc. (http://www.novell.com)
   9  *
  10  * See the LICENSE file included with the distribution for details.
  11  */
  12
  13 #include <config.h>
  14
  15 #include <math.h>
  16 #include <string.h>
  17
  18 #include "projection.h"
  19 #include "eventargs.h"
  20
  21 //
  22 // Matrix3D
  23 //
  24
  25 Matrix3D::Matrix3D ()
  26 {
  27         SetObjectType (Type::MATRIX3D);
  28
  29         // initialize the matrix as the identity
  30         memset (matrix, 0, sizeof (double) * 16);
  31         matrix[0] = matrix[5] = matrix[10] = matrix[15] = 1.0;
  32 }
  33
  34 void
  35 Matrix3D::OnPropertyChanged (PropertyChangedEventArgs *args, MoonError *error)
  36 {
  37         if (args->GetProperty ()->GetOwnerType() != Type::MATRIX3D) {
  38                 DependencyObject::OnPropertyChanged (args, error);
  39                 return;
  40         }
  41
  42         if (args->GetId () == Matrix3D::M11Property)
  43                 matrix[0] = args->GetNewValue()->AsDouble ();
  44         else if (args->GetId () == Matrix3D::M12Property)
  45                 matrix[1] = args->GetNewValue()->AsDouble ();
  46         else if (args->GetId () == Matrix3D::M13Property)
  47                 matrix[2] = args->GetNewValue()->AsDouble ();
  48         else if (args->GetId () == Matrix3D::M14Property)
  49                 matrix[3] = args->GetNewValue()->AsDouble ();
  50         else if (args->GetId () == Matrix3D::M21Property)
  51                 matrix[4] = args->GetNewValue()->AsDouble ();
  52         else if (args->GetId () == Matrix3D::M22Property)
  53                 matrix[5] = args->GetNewValue()->AsDouble ();
  54         else if (args->GetId () == Matrix3D::M23Property)
  55                 matrix[6] = args->GetNewValue()->AsDouble ();
  56         else if (args->GetId () == Matrix3D::M24Property)
  57                 matrix[7] = args->GetNewValue()->AsDouble ();
  58         else if (args->GetId () == Matrix3D::M31Property)
  59                 matrix[8] = args->GetNewValue()->AsDouble ();
  60         else if (args->GetId () == Matrix3D::M32Property)
  61                 matrix[9] = args->GetNewValue()->AsDouble ();
  62         else if (args->GetId () == Matrix3D::M33Property)
  63                 matrix[10] = args->GetNewValue()->AsDouble ();
  64         else if (args->GetId () == Matrix3D::M34Property)
  65                 matrix[11] = args->GetNewValue()->AsDouble ();
  66         else if (args->GetId () == Matrix3D::OffsetXProperty)
  67                 matrix[12] = args->GetNewValue()->AsDouble ();
  68         else if (args->GetId () == Matrix3D::OffsetYProperty)
  69                 matrix[13] = args->GetNewValue()->AsDouble ();
  70         else if (args->GetId () == Matrix3D::OffsetZProperty)
  71                 matrix[14] = args->GetNewValue()->AsDouble ();
  72         else if (args->GetId () == Matrix3D::M44Property)
  73                 matrix[15] = args->GetNewValue()->AsDouble ();
  74
  75         NotifyListenersOfPropertyChange (args, error);
  76 }
  77