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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 : : #include <drawinglayer/primitive2d/primitivetools2d.hxx>
21 : : #include <basegfx/vector/b2dvector.hxx>
22 : : #include <drawinglayer/geometry/viewinformation2d.hxx>
23 : :
24 : : //////////////////////////////////////////////////////////////////////////////
25 : :
26 : : namespace drawinglayer
27 : : {
28 : : namespace primitive2d
29 : : {
30 : 16885 : Primitive2DSequence DiscreteMetricDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
31 : : {
32 [ + - ]: 16885 : ::osl::MutexGuard aGuard( m_aMutex );
33 : :
34 : : // get the current DiscreteUnit
35 [ + - ][ + - ]: 16885 : const double fDiscreteUnit((rViewInformation.getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength());
[ + - ]
36 : :
37 [ + + ][ + + ]: 16885 : if(getBuffered2DDecomposition().hasElements() && !basegfx::fTools::equal(fDiscreteUnit, getDiscreteUnit()))
[ + + ][ + + ]
38 : : {
39 : : // conditions of last local decomposition have changed, delete
40 [ + - ][ + - ]: 7 : const_cast< DiscreteMetricDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
[ + - ]
41 : : }
42 : :
43 [ + + ]: 16885 : if(!getBuffered2DDecomposition().hasElements())
44 : : {
45 : : // remember new valid DiscreteUnit
46 : 6306 : const_cast< DiscreteMetricDependentPrimitive2D* >(this)->mfDiscreteUnit = fDiscreteUnit;
47 : : }
48 : :
49 : : // call base implementation
50 [ + - ][ + - ]: 16885 : return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
51 : : }
52 : : } // end of namespace primitive2d
53 : : } // end of namespace drawinglayer
54 : :
55 : : //////////////////////////////////////////////////////////////////////////////
56 : :
57 : : namespace drawinglayer
58 : : {
59 : : namespace primitive2d
60 : : {
61 : 0 : Primitive2DSequence ViewportDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
62 : : {
63 [ # # ]: 0 : ::osl::MutexGuard aGuard( m_aMutex );
64 : :
65 : : // get the current Viewport
66 [ # # ]: 0 : const basegfx::B2DRange& rViewport = rViewInformation.getViewport();
67 : :
68 [ # # ][ # # ]: 0 : if(getBuffered2DDecomposition().hasElements() && !rViewport.equal(getViewport()))
[ # # ][ # # ]
69 : : {
70 : : // conditions of last local decomposition have changed, delete
71 [ # # ][ # # ]: 0 : const_cast< ViewportDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
[ # # ]
72 : : }
73 : :
74 [ # # ]: 0 : if(!getBuffered2DDecomposition().hasElements())
75 : : {
76 : : // remember new valid DiscreteUnit
77 : 0 : const_cast< ViewportDependentPrimitive2D* >(this)->maViewport = rViewport;
78 : : }
79 : :
80 : : // call base implementation
81 [ # # ][ # # ]: 0 : return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
82 : : }
83 : : } // end of namespace primitive2d
84 : : } // end of namespace drawinglayer
85 : :
86 : : //////////////////////////////////////////////////////////////////////////////
87 : :
88 : : namespace drawinglayer
89 : : {
90 : : namespace primitive2d
91 : : {
92 : 0 : Primitive2DSequence ViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
93 : : {
94 [ # # ]: 0 : ::osl::MutexGuard aGuard( m_aMutex );
95 : :
96 : : // get the current ViewTransformation
97 [ # # ]: 0 : const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation();
98 : :
99 [ # # ][ # # ]: 0 : if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation())
[ # # ][ # # ]
100 : : {
101 : : // conditions of last local decomposition have changed, delete
102 [ # # ][ # # ]: 0 : const_cast< ViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
[ # # ]
103 : : }
104 : :
105 [ # # ]: 0 : if(!getBuffered2DDecomposition().hasElements())
106 : : {
107 : : // remember new valid ViewTransformation
108 [ # # ]: 0 : const_cast< ViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation;
109 : : }
110 : :
111 : : // call base implementation
112 [ # # ][ # # ]: 0 : return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
113 : : }
114 : : } // end of namespace primitive2d
115 : : } // end of namespace drawinglayer
116 : :
117 : : //////////////////////////////////////////////////////////////////////////////
118 : :
119 : : namespace drawinglayer
120 : : {
121 : : namespace primitive2d
122 : : {
123 : 0 : Primitive2DSequence ObjectAndViewTransformationDependentPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
124 : : {
125 [ # # ]: 0 : ::osl::MutexGuard aGuard( m_aMutex );
126 : :
127 : : // get the current ViewTransfromation
128 [ # # ]: 0 : const basegfx::B2DHomMatrix& rViewTransformation = rViewInformation.getViewTransformation();
129 : :
130 [ # # ][ # # ]: 0 : if(getBuffered2DDecomposition().hasElements() && rViewTransformation != getViewTransformation())
[ # # ][ # # ]
131 : : {
132 : : // conditions of last local decomposition have changed, delete
133 [ # # ][ # # ]: 0 : const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
[ # # ]
134 : : }
135 : :
136 : : // get the current ObjectTransformation
137 [ # # ]: 0 : const basegfx::B2DHomMatrix& rObjectTransformation = rViewInformation.getObjectTransformation();
138 : :
139 [ # # ][ # # ]: 0 : if(getBuffered2DDecomposition().hasElements() && rObjectTransformation != getObjectTransformation())
[ # # ][ # # ]
140 : : {
141 : : // conditions of last local decomposition have changed, delete
142 [ # # ][ # # ]: 0 : const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->setBuffered2DDecomposition(Primitive2DSequence());
[ # # ]
143 : : }
144 : :
145 [ # # ]: 0 : if(!getBuffered2DDecomposition().hasElements())
146 : : {
147 : : // remember new valid ViewTransformation, and ObjectTransformation
148 [ # # ]: 0 : const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maViewTransformation = rViewTransformation;
149 [ # # ]: 0 : const_cast< ObjectAndViewTransformationDependentPrimitive2D* >(this)->maObjectTransformation = rObjectTransformation;
150 : : }
151 : :
152 : : // call base implementation
153 [ # # ][ # # ]: 0 : return BufferedDecompositionPrimitive2D::get2DDecomposition(rViewInformation);
154 : : }
155 : : } // end of namespace primitive2d
156 : : } // end of namespace drawinglayer
157 : :
158 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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