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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*
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8 : : *
9 : : * This file incorporates work covered by the following license notice:
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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/wrongspellprimitive2d.hxx>
21 : : #include <basegfx/polygon/b2dpolygon.hxx>
22 : : #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
23 : : #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
24 : : #include <drawinglayer/geometry/viewinformation2d.hxx>
25 : :
26 : : //////////////////////////////////////////////////////////////////////////////
27 : :
28 : : namespace drawinglayer
29 : : {
30 : : namespace primitive2d
31 : : {
32 : 0 : Primitive2DSequence WrongSpellPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
33 : : {
34 : : // ATM this decompose is view-independent, what the original VCL-Display is not. To mimic
35 : : // the old behaviour here if wanted it is necessary to add get2DDecomposition and implement
36 : : // it similar to the usage in e.g. HelplinePrimitive2D. Remembering the ViewTransformation
37 : : // should be enough then.
38 : : // The view-independent wavelines work well (if You ask me). Maybe the old VCL-Behaviour is only
39 : : // in place because it was not possible/too expensive at that time to scale the wavelines with the
40 : : // view...
41 : : // With the VCL-PixelRenderer this will not even be used since it implements WrongSpellPrimitive2D
42 : : // directly and mimics the old VCL-Display there. If You implemented a new renderer without
43 : : // direct WrongSpellPrimitive2D support, You may want to do the described change here.
44 : :
45 : : // get the font height (part of scale), so decompose the matrix
46 : 0 : basegfx::B2DVector aScale, aTranslate;
47 : : double fRotate, fShearX;
48 [ # # ]: 0 : getTransformation().decompose(aScale, aTranslate, fRotate, fShearX);
49 : :
50 : : // calculate distances based on a static default (to allow testing in debugger)
51 : : static double fDefaultDistance(0.03);
52 : 0 : const double fFontHeight(aScale.getY());
53 : 0 : const double fUnderlineDistance(fFontHeight * fDefaultDistance);
54 : 0 : const double fWaveWidth(2.0 * fUnderlineDistance);
55 : :
56 : : // the Y-distance needs to be relativated to FontHeight since the points get
57 : : // transformed with the transformation containing that scale already.
58 [ # # ]: 0 : const double fRelativeUnderlineDistance(basegfx::fTools::equalZero(aScale.getY()) ? 0.0 : fUnderlineDistance / aScale.getY());
59 : 0 : basegfx::B2DPoint aStart(getStart(), fRelativeUnderlineDistance);
60 : 0 : basegfx::B2DPoint aStop(getStop(), fRelativeUnderlineDistance);
61 [ # # ]: 0 : basegfx::B2DPolygon aPolygon;
62 : :
63 [ # # ][ # # ]: 0 : aPolygon.append(getTransformation() * aStart);
64 [ # # ][ # # ]: 0 : aPolygon.append(getTransformation() * aStop);
65 : :
66 : : // prepare line attribute
67 [ # # ]: 0 : const attribute::LineAttribute aLineAttribute(getColor());
68 : :
69 : : // create the waveline primitive
70 [ # # ][ # # ]: 0 : Primitive2DReference xPrimitive(new PolygonWavePrimitive2D(aPolygon, aLineAttribute, fWaveWidth, 0.5 * fWaveWidth));
[ # # ]
71 [ # # ]: 0 : Primitive2DSequence xRetval(&xPrimitive, 1);
72 : :
73 [ # # ][ # # ]: 0 : return xRetval;
74 : : }
75 : :
76 : 0 : WrongSpellPrimitive2D::WrongSpellPrimitive2D(
77 : : const basegfx::B2DHomMatrix& rTransformation,
78 : : double fStart,
79 : : double fStop,
80 : : const basegfx::BColor& rColor)
81 : : : BufferedDecompositionPrimitive2D(),
82 : : maTransformation(rTransformation),
83 : : mfStart(fStart),
84 : : mfStop(fStop),
85 [ # # ]: 0 : maColor(rColor)
86 : : {
87 : 0 : }
88 : :
89 : 0 : bool WrongSpellPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
90 : : {
91 [ # # ]: 0 : if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
92 : : {
93 : 0 : const WrongSpellPrimitive2D& rCompare = (WrongSpellPrimitive2D&)rPrimitive;
94 : :
95 : 0 : return (getTransformation() == rCompare.getTransformation()
96 : 0 : && getStart() == rCompare.getStart()
97 : 0 : && getStop() == rCompare.getStop()
98 [ # # ][ # # : 0 : && getColor() == rCompare.getColor());
# # # # ]
99 : : }
100 : :
101 : 0 : return false;
102 : : }
103 : :
104 : : // provide unique ID
105 : 0 : ImplPrimitrive2DIDBlock(WrongSpellPrimitive2D, PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D)
106 : :
107 : : } // end of namespace primitive2d
108 : : } // end of namespace drawinglayer
109 : :
110 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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