1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_drawinglayer.hxx"
26 
27 #include <drawinglayer/primitive2d/fillhatchprimitive2d.hxx>
28 #include <drawinglayer/texture/texture.hxx>
29 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
30 #include <basegfx/polygon/b2dpolygontools.hxx>
31 #include <basegfx/polygon/b2dpolygon.hxx>
32 #include <basegfx/tools/canvastools.hxx>
33 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
34 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
35 
36 //////////////////////////////////////////////////////////////////////////////
37 
38 using namespace com::sun::star;
39 
40 //////////////////////////////////////////////////////////////////////////////
41 
42 namespace drawinglayer
43 {
44 	namespace primitive2d
45 	{
46 		Primitive2DSequence FillHatchPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
47 		{
48 		    Primitive2DSequence aRetval;
49             if(!getFillHatch().isDefault())
50             {
51 			    // create hatch
52 			    const basegfx::BColor aHatchColor(getFillHatch().getColor());
53 			    const double fAngle(getFillHatch().getAngle());
54 			    ::std::vector< basegfx::B2DHomMatrix > aMatrices;
55 
56 			    // get hatch transformations
57 			    switch(getFillHatch().getStyle())
58 			    {
59 				    case attribute::HATCHSTYLE_TRIPLE:
60 				    {
61 					    // rotated 45 degrees
62 					    texture::GeoTexSvxHatch aHatch(getObjectRange(), getFillHatch().getDistance(), fAngle - F_PI4);
63 					    aHatch.appendTransformations(aMatrices);
64 
65 					    // fall-through by purpose
66 				    }
67 				    case attribute::HATCHSTYLE_DOUBLE:
68 				    {
69 					    // rotated 90 degrees
70 					    texture::GeoTexSvxHatch aHatch(getObjectRange(), getFillHatch().getDistance(), fAngle - F_PI2);
71 					    aHatch.appendTransformations(aMatrices);
72 
73 					    // fall-through by purpose
74 				    }
75 				    case attribute::HATCHSTYLE_SINGLE:
76 				    {
77 					    // angle as given
78 					    texture::GeoTexSvxHatch aHatch(getObjectRange(), getFillHatch().getDistance(), fAngle);
79 					    aHatch.appendTransformations(aMatrices);
80 				    }
81 			    }
82 
83 			    // prepare return value
84 			    const bool bFillBackground(getFillHatch().isFillBackground());
85 			    aRetval.realloc(bFillBackground ? aMatrices.size() + 1L : aMatrices.size());
86 
87 			    // evtl. create filled background
88 			    if(bFillBackground)
89 			    {
90 				    // create primitive for background
91 				    const Primitive2DReference xRef(
92                         new PolyPolygonColorPrimitive2D(
93                             basegfx::B2DPolyPolygon(
94                                 basegfx::tools::createPolygonFromRect(getObjectRange())), getBColor()));
95 				    aRetval[0] = xRef;
96 			    }
97 
98 			    // create primitives
99 			    const basegfx::B2DPoint aStart(0.0, 0.0);
100 			    const basegfx::B2DPoint aEnd(1.0, 0.0);
101 
102 			    for(sal_uInt32 a(0L); a < aMatrices.size(); a++)
103 			    {
104 				    const basegfx::B2DHomMatrix& rMatrix = aMatrices[a];
105 				    basegfx::B2DPolygon aNewLine;
106 
107 				    aNewLine.append(rMatrix * aStart);
108 				    aNewLine.append(rMatrix * aEnd);
109 
110 				    // create hairline
111 				    const Primitive2DReference xRef(new PolygonHairlinePrimitive2D(aNewLine, aHatchColor));
112 				    aRetval[bFillBackground ? (a + 1) : a] = xRef;
113 			    }
114             }
115 
116             return aRetval;
117 		}
118 
119 		FillHatchPrimitive2D::FillHatchPrimitive2D(
120 			const basegfx::B2DRange& rObjectRange,
121 			const basegfx::BColor& rBColor,
122 			const attribute::FillHatchAttribute& rFillHatch)
123 		:	BufferedDecompositionPrimitive2D(),
124 			maObjectRange(rObjectRange),
125 			maFillHatch(rFillHatch),
126 			maBColor(rBColor)
127 		{
128 		}
129 
130 		bool FillHatchPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
131 		{
132 			if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
133 			{
134 				const FillHatchPrimitive2D& rCompare = (FillHatchPrimitive2D&)rPrimitive;
135 
136 				return (getObjectRange() == rCompare.getObjectRange()
137 					&& getFillHatch() == rCompare.getFillHatch()
138 					&& getBColor() == rCompare.getBColor());
139 			}
140 
141 			return false;
142 		}
143 
144 		basegfx::B2DRange FillHatchPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
145 		{
146 			// return ObjectRange
147 			return getObjectRange();
148 		}
149 
150 		// provide unique ID
151 		ImplPrimitrive2DIDBlock(FillHatchPrimitive2D, PRIMITIVE2D_ID_FILLHATCHPRIMITIVE2D)
152 
153 	} // end of namespace primitive2d
154 } // end of namespace drawinglayer
155 
156 //////////////////////////////////////////////////////////////////////////////
157 // eof
158