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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 : #ifndef INCLUDED_CHART2_SOURCE_VIEW_AXES_TICKMARKS_HXX
20 : #define INCLUDED_CHART2_SOURCE_VIEW_AXES_TICKMARKS_HXX
21 :
22 : #include "TickmarkProperties.hxx"
23 : #include "VAxisProperties.hxx"
24 : #include "chartview/ExplicitScaleValues.hxx"
25 : #include <basegfx/vector/b2dvector.hxx>
26 : #include <com/sun/star/drawing/PointSequenceSequence.hpp>
27 : #include <com/sun/star/drawing/XShape.hpp>
28 : #include <com/sun/star/uno/Sequence.h>
29 :
30 : #include <vector>
31 :
32 : namespace chart {
33 :
34 240156 : struct TickInfo
35 : {
36 : double fScaledTickValue;
37 : css::uno::Reference<css::chart2::XScaling> xInverseScaling;
38 :
39 : ::basegfx::B2DVector aTickScreenPosition;
40 : bool bPaintIt;
41 :
42 : css::uno::Reference<css::drawing::XShape> xTextShape;
43 :
44 : OUString aText;//used only for complex categories so far
45 : sal_Int32 nFactorForLimitedTextWidth;//categories in higher levels of complex categories can have more place than a single simple category
46 :
47 : //methods:
48 : explicit TickInfo( const css::uno::Reference<css::chart2::XScaling>& xInverse );
49 :
50 : /**
51 : * Return a value associated with the tick mark. It's normally an original
52 : * value from the data source, or 1-based integer index in case the axis
53 : * is a category axis.
54 : */
55 : double getUnscaledTickValue() const;
56 : sal_Int32 getScreenDistanceBetweenTicks( const TickInfo& rOherTickInfo ) const;
57 : private:
58 : TickInfo();
59 : };
60 :
61 : typedef std::vector<TickInfo> TickInfoArrayType;
62 : typedef std::vector<TickInfoArrayType> TickInfoArraysType;
63 :
64 16788 : class TickIter
65 : {
66 : public:
67 16788 : virtual ~TickIter() {}
68 : virtual TickInfo* firstInfo() = 0;
69 : virtual TickInfo* nextInfo() = 0;
70 : };
71 :
72 : class PureTickIter : public TickIter
73 : {
74 : public:
75 : explicit PureTickIter( TickInfoArrayType& rTickInfoVector );
76 : virtual ~PureTickIter();
77 : virtual TickInfo* firstInfo() SAL_OVERRIDE;
78 : virtual TickInfo* nextInfo() SAL_OVERRIDE;
79 :
80 : private:
81 : TickInfoArrayType& m_rTickVector;
82 : TickInfoArrayType::iterator m_aTickIter;
83 : };
84 :
85 : class TickFactory
86 : {
87 : public:
88 : TickFactory(
89 : const ExplicitScaleData& rScale
90 : , const ExplicitIncrementData& rIncrement );
91 : virtual ~TickFactory();
92 :
93 : void getAllTicks( TickInfoArraysType& rAllTickInfos ) const;
94 : void getAllTicksShifted( TickInfoArraysType& rAllTickInfos ) const;
95 :
96 : /**
97 : * Determine the screen positions of all ticks based on their numeric values.
98 : */
99 : virtual void updateScreenValues( TickInfoArraysType& rAllTickInfos ) const;
100 :
101 : private: //methods
102 : bool isDateAxis() const;
103 :
104 : protected: //member
105 : ExplicitScaleData m_rScale;
106 : ExplicitIncrementData m_rIncrement;
107 : ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XScaling >
108 : m_xInverseScaling;
109 :
110 : //minimum and maximum of the visible range after scaling
111 : double m_fScaledVisibleMin;
112 : double m_fScaledVisibleMax;
113 : };
114 :
115 : class TickFactory2D : public TickFactory
116 : {
117 : public:
118 : TickFactory2D(
119 : const ExplicitScaleData& rScale
120 : , const ExplicitIncrementData& rIncrement
121 : , const ::basegfx::B2DVector& rStartScreenPos, const ::basegfx::B2DVector& rEndScreenPos
122 : , const ::basegfx::B2DVector& rAxisLineToLabelLineShift );
123 :
124 : virtual ~TickFactory2D();
125 :
126 : static sal_Int32 getTickScreenDistance( TickIter& rIter );
127 :
128 : void createPointSequenceForAxisMainLine( ::com::sun::star::drawing::PointSequenceSequence& rPoints ) const;
129 : void addPointSequenceForTickLine( ::com::sun::star::drawing::PointSequenceSequence& rPoints
130 : , sal_Int32 nSequenceIndex
131 : , double fScaledLogicTickValue, double fInnerDirectionSign
132 : , const TickmarkProperties& rTickmarkProperties, bool bPlaceAtLabels ) const;
133 : ::basegfx::B2DVector getDistanceAxisTickToText( const AxisProperties& rAxisProperties
134 : , bool bIncludeFarAwayDistanceIfSo = false
135 : , bool bIncludeSpaceBetweenTickAndText = true ) const;
136 :
137 : virtual void updateScreenValues( TickInfoArraysType& rAllTickInfos ) const SAL_OVERRIDE;
138 :
139 : bool isHorizontalAxis() const;
140 : bool isVerticalAxis() const;
141 :
142 : protected: //methods
143 : ::basegfx::B2DVector getTickScreenPosition2D( double fScaledLogicTickValue ) const;
144 :
145 : private: //member
146 : ::basegfx::B2DVector m_aAxisStartScreenPosition2D;
147 : ::basegfx::B2DVector m_aAxisEndScreenPosition2D;
148 :
149 : //labels might be posioned high or low on the border of the diagram far away from the axis
150 : //add this vector to go from the axis line to the label line (border of the diagram)
151 : ::basegfx::B2DVector m_aAxisLineToLabelLineShift;
152 :
153 : double m_fStretch_LogicToScreen;
154 : double m_fOffset_LogicToScreen;
155 : };
156 :
157 : } //namespace chart
158 :
159 : #endif
160 :
161 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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