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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/patternfillprimitive2d.hxx>
21 : #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
22 : #include <drawinglayer/primitive2d/transformprimitive2d.hxx>
23 : #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
24 : #include <basegfx/polygon/b2dpolygontools.hxx>
25 : #include <basegfx/matrix/b2dhommatrixtools.hxx>
26 : #include <drawinglayer/texture/texture.hxx>
27 : #include <drawinglayer/primitive2d/maskprimitive2d.hxx>
28 :
29 :
30 :
31 : using namespace com::sun::star;
32 :
33 :
34 :
35 : namespace drawinglayer
36 : {
37 : namespace primitive2d
38 : {
39 0 : Primitive2DSequence PatternFillPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
40 : {
41 0 : Primitive2DSequence aRetval;
42 :
43 0 : if(getChildren().hasElements())
44 : {
45 0 : if(!getReferenceRange().isEmpty() && getReferenceRange().getWidth() > 0.0 && getReferenceRange().getHeight() > 0.0)
46 : {
47 0 : const basegfx::B2DRange aMaskRange(getMask().getB2DRange());
48 :
49 0 : if(!aMaskRange.isEmpty() && aMaskRange.getWidth() > 0.0 && aMaskRange.getHeight() > 0.0)
50 : {
51 : // create tiling matrices
52 0 : ::std::vector< basegfx::B2DHomMatrix > aMatrices;
53 0 : texture::GeoTexSvxTiled aTiling(getReferenceRange());
54 :
55 0 : aTiling.appendTransformations(aMatrices);
56 :
57 : // check if content needs to be clipped
58 0 : const basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0);
59 0 : const basegfx::B2DRange aContentRange(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
60 0 : Primitive2DSequence aContent(getChildren());
61 :
62 0 : if(!aUnitRange.isInside(aContentRange))
63 : {
64 : const Primitive2DReference xRef(
65 : new MaskPrimitive2D(
66 : basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aUnitRange)),
67 0 : aContent));
68 :
69 0 : aContent = Primitive2DSequence(&xRef, 1);
70 : }
71 :
72 : // resize result
73 0 : aRetval.realloc(aMatrices.size());
74 :
75 : // create one primitive for each matrix
76 0 : for(sal_uInt32 a(0); a < aMatrices.size(); a++)
77 : {
78 0 : aRetval[a] = new TransformPrimitive2D(
79 : aMatrices[a],
80 0 : aContent);
81 : }
82 :
83 : // transform result which is in unit coordinates to mask's object coordiantes
84 : {
85 : const basegfx::B2DHomMatrix aMaskTransform(
86 : basegfx::tools::createScaleTranslateB2DHomMatrix(
87 : aMaskRange.getRange(),
88 0 : aMaskRange.getMinimum()));
89 :
90 : const Primitive2DReference xRef(
91 : new TransformPrimitive2D(
92 : aMaskTransform,
93 0 : aRetval));
94 :
95 0 : aRetval = Primitive2DSequence(&xRef, 1);
96 : }
97 :
98 : // embed result in mask
99 : {
100 : const Primitive2DReference xRef(
101 : new MaskPrimitive2D(
102 : getMask(),
103 0 : aRetval));
104 :
105 0 : aRetval = Primitive2DSequence(&xRef, 1);
106 0 : }
107 :
108 : }
109 : }
110 : }
111 :
112 0 : return aRetval;
113 : }
114 :
115 0 : PatternFillPrimitive2D::PatternFillPrimitive2D(
116 : const basegfx::B2DPolyPolygon& rMask,
117 : const Primitive2DSequence& rChildren,
118 : const basegfx::B2DRange& rReferenceRange)
119 : : BufferedDecompositionPrimitive2D(),
120 : maMask(rMask),
121 : maChildren(rChildren),
122 0 : maReferenceRange(rReferenceRange)
123 : {
124 0 : }
125 :
126 0 : bool PatternFillPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
127 : {
128 0 : if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
129 : {
130 0 : const PatternFillPrimitive2D& rCompare = static_cast< const PatternFillPrimitive2D& >(rPrimitive);
131 :
132 0 : return (getMask() == rCompare.getMask()
133 0 : && getChildren() == rCompare.getChildren()
134 0 : && getReferenceRange() == rCompare.getReferenceRange());
135 : }
136 :
137 0 : return false;
138 : }
139 :
140 0 : basegfx::B2DRange PatternFillPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /* rViewInformation */ ) const
141 : {
142 0 : return getMask().getB2DRange();
143 : }
144 :
145 : // provide unique ID
146 0 : ImplPrimitive2DIDBlock(PatternFillPrimitive2D, PRIMITIVE2D_ID_PATTERNFILLPRIMITIVE2D)
147 :
148 : } // end of namespace primitive2d
149 : } // end of namespace drawinglayer
150 :
151 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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