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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 _CHART2_VCARTESIANAXIS_HXX
20 : #define _CHART2_VCARTESIANAXIS_HXX
21 :
22 : #include "VAxisBase.hxx"
23 : #include <basegfx/vector/b2dvector.hxx>
24 :
25 : #include <memory>
26 :
27 : //.............................................................................
28 : namespace chart
29 : {
30 : //.............................................................................
31 :
32 : //-----------------------------------------------------------------------------
33 : /**
34 : */
35 :
36 : class VCartesianAxis : public VAxisBase
37 : {
38 : //-------------------------------------------------------------------------
39 : // public methods
40 : //-------------------------------------------------------------------------
41 : public:
42 : VCartesianAxis( const AxisProperties& rAxisProperties
43 : , const ::com::sun::star::uno::Reference< ::com::sun::star::util::XNumberFormatsSupplier >& xNumberFormatsSupplier
44 : , sal_Int32 nDimensionIndex, sal_Int32 nDimensionCount
45 : , PlottingPositionHelper* pPosHelper = NULL //takes ownership
46 : );
47 :
48 : virtual ~VCartesianAxis();
49 :
50 : virtual void createMaximumLabels();
51 : virtual void createLabels();
52 : virtual void updatePositions();
53 :
54 : virtual void createShapes();
55 :
56 : virtual sal_Int32 estimateMaximumAutoMainIncrementCount();
57 : virtual void createAllTickInfos( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos );
58 : void createAllTickInfosFromComplexCategories( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos, bool bShiftedPosition );
59 :
60 : TickIter* createLabelTickIterator( sal_Int32 nTextLevel );
61 : TickIter* createMaximumLabelTickIterator( sal_Int32 nTextLevel );
62 : sal_Int32 getTextLevelCount() const;
63 :
64 : //-------------------------------------------------------------------------
65 : virtual TickFactory* createTickFactory();
66 :
67 : //-------------------------------------------------------------------------
68 : double getLogicValueWhereMainLineCrossesOtherAxis() const;
69 : double getLogicValueWhereLabelLineCrossesOtherAxis() const;
70 : bool getLogicValueWhereExtraLineCrossesOtherAxis( double& fCrossesOtherAxis) const;
71 : void get2DAxisMainLine( ::basegfx::B2DVector& rStart, ::basegfx::B2DVector& rEnd, double fCrossesOtherAxis );
72 :
73 : //-------------------------------------------------------------------------
74 : //Layout interface for cartesian axes:
75 :
76 : //the returned value describes the minimum size that is necessary
77 : //for the text labels in the direction orthogonal to the axis
78 : //(for an y-axis a width is returned; in case of an x-axis the value describes a height)
79 : //the return value is measured in screen dimension
80 : //As an example the MinimumOrthogonalSize of an x-axis equals the
81 : //Font Height if the label properties allow for labels parallel to the axis.
82 : // sal_Int32 calculateMinimumOrthogonalSize( /*... parallel...*/ );
83 : //Minimum->Preferred
84 :
85 : //returns true if the MinimumOrthogonalSize can be calculated
86 : //with the creation of at most one text shape
87 : //(this is e.g. true if the parameters allow for labels parallel to the axis.)
88 : // sal_bool canQuicklyCalculateMinimumOrthogonalSize();
89 :
90 :
91 : //-------------------------------------------------------------------------
92 : //-------------------------------------------------------------------------
93 :
94 0 : struct ScreenPosAndLogicPos
95 : {
96 : double fLogicX;
97 : double fLogicY;
98 : double fLogicZ;
99 :
100 : B2DVector aScreenPos;
101 : };
102 :
103 : protected: //methods
104 : bool createTextShapes( const ::com::sun::star::uno::Reference<
105 : ::com::sun::star::drawing::XShapes >& xTarget
106 : , TickIter& rTickIter
107 : , AxisLabelProperties& rAxisLabelProperties
108 : , TickFactory_2D* pTickFactory
109 : , sal_Int32 nScreenDistanceBetweenTicks );
110 :
111 : void createTickMarkLineShapes( ::std::vector< TickInfo >& rTickInfos, const TickmarkProperties& rTickmarkProperties, TickFactory_2D& rTickFactory2D, bool bOnlyAtLabels );
112 :
113 : TickFactory_2D* createTickFactory2D();
114 : void hideIdenticalScreenValues( ::std::vector< ::std::vector< TickInfo > >& rTickInfos ) const;
115 :
116 : void doStaggeringOfLabels( const AxisLabelProperties& rAxisLabelProperties
117 : , TickFactory_2D* pTickFactory2D );
118 : bool isAutoStaggeringOfLabelsAllowed( const AxisLabelProperties& rAxisLabelProperties
119 : , bool bIsHorizontalAxis, bool bIsVerticalAxis );
120 : bool isBreakOfLabelsAllowed( const AxisLabelProperties& rAxisLabelProperties, bool bIsHorizontalAxis );
121 :
122 : ::basegfx::B2DVector getScreenPosition( double fLogicX, double fLogicY, double fLogicZ ) const;
123 : ScreenPosAndLogicPos getScreenPosAndLogicPos( double fLogicX, double fLogicY, double fLogicZ ) const;
124 : };
125 :
126 : //.............................................................................
127 : } //namespace chart
128 : //.............................................................................
129 : #endif
130 :
131 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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