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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().getMinimum(), getReferenceRange().getRange());
54 0 : aTiling.appendTransformations(aMatrices);
55 :
56 : // check if content needs to be clipped
57 0 : const basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0);
58 0 : const basegfx::B2DRange aContentRange(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
59 0 : Primitive2DSequence aContent(getChildren());
60 :
61 0 : if(!aUnitRange.isInside(aContentRange))
62 : {
63 : const Primitive2DReference xRef(
64 : new MaskPrimitive2D(
65 : basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aUnitRange)),
66 0 : aContent));
67 :
68 0 : aContent = Primitive2DSequence(&xRef, 1);
69 : }
70 :
71 : // resize result
72 0 : aRetval.realloc(aMatrices.size());
73 :
74 : // create one primitive for each matrix
75 0 : for(sal_uInt32 a(0); a < aMatrices.size(); a++)
76 : {
77 0 : aRetval[a] = new TransformPrimitive2D(
78 : aMatrices[a],
79 0 : aContent);
80 : }
81 :
82 : // transform result which is in unit coordinates to mask's object coordiantes
83 : {
84 : const basegfx::B2DHomMatrix aMaskTransform(
85 : basegfx::tools::createScaleTranslateB2DHomMatrix(
86 : aMaskRange.getRange(),
87 0 : aMaskRange.getMinimum()));
88 :
89 : const Primitive2DReference xRef(
90 : new TransformPrimitive2D(
91 : aMaskTransform,
92 0 : aRetval));
93 :
94 0 : aRetval = Primitive2DSequence(&xRef, 1);
95 : }
96 :
97 : // embed result in mask
98 : {
99 : const Primitive2DReference xRef(
100 : new MaskPrimitive2D(
101 : getMask(),
102 0 : aRetval));
103 :
104 0 : aRetval = Primitive2DSequence(&xRef, 1);
105 0 : }
106 :
107 : }
108 : }
109 : }
110 :
111 0 : return aRetval;
112 : }
113 :
114 0 : PatternFillPrimitive2D::PatternFillPrimitive2D(
115 : const basegfx::B2DPolyPolygon& rMask,
116 : const Primitive2DSequence& rChildren,
117 : const basegfx::B2DRange& rReferenceRange)
118 : : BufferedDecompositionPrimitive2D(),
119 : maMask(rMask),
120 : maChildren(rChildren),
121 0 : maReferenceRange(rReferenceRange)
122 : {
123 0 : }
124 :
125 0 : bool PatternFillPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
126 : {
127 0 : if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
128 : {
129 0 : const PatternFillPrimitive2D& rCompare = static_cast< const PatternFillPrimitive2D& >(rPrimitive);
130 :
131 0 : return (getMask() == rCompare.getMask()
132 0 : && getChildren() == rCompare.getChildren()
133 0 : && getReferenceRange() == rCompare.getReferenceRange());
134 : }
135 :
136 0 : return false;
137 : }
138 :
139 0 : basegfx::B2DRange PatternFillPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /* rViewInformation */ ) const
140 : {
141 0 : return getMask().getB2DRange();
142 : }
143 :
144 : // provide unique ID
145 0 : ImplPrimitrive2DIDBlock(PatternFillPrimitive2D, PRIMITIVE2D_ID_PATTERNFILLPRIMITIVE2D)
146 :
147 : } // end of namespace primitive2d
148 : } // end of namespace drawinglayer
149 :
150 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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