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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 "Tickmarks_Dates.hxx"
21 : #include "DateScaling.hxx"
22 : #include <rtl/math.hxx>
23 : #include "DateHelper.hxx"
24 :
25 : //.............................................................................
26 : namespace chart
27 : {
28 : //.............................................................................
29 : using namespace ::com::sun::star;
30 : using namespace ::com::sun::star::chart2;
31 : using namespace ::rtl::math;
32 : using ::basegfx::B2DVector;
33 : using ::com::sun::star::chart::TimeUnit::DAY;
34 : using ::com::sun::star::chart::TimeUnit::MONTH;
35 : using ::com::sun::star::chart::TimeUnit::YEAR;
36 :
37 0 : DateTickFactory::DateTickFactory(
38 : const ExplicitScaleData& rScale, const ExplicitIncrementData& rIncrement )
39 : : m_aScale( rScale )
40 : , m_aIncrement( rIncrement )
41 0 : , m_xInverseScaling(NULL)
42 : {
43 : //@todo: make sure that the scale is valid for the scaling
44 :
45 0 : if( m_aScale.Scaling.is() )
46 : {
47 0 : m_xInverseScaling = m_aScale.Scaling->getInverseScaling();
48 : OSL_ENSURE( m_xInverseScaling.is(), "each Scaling needs to return a inverse Scaling" );
49 : }
50 :
51 0 : m_fScaledVisibleMin = m_aScale.Minimum;
52 0 : if( m_xInverseScaling.is() )
53 0 : m_fScaledVisibleMin = m_aScale.Scaling->doScaling(m_fScaledVisibleMin);
54 :
55 0 : m_fScaledVisibleMax = m_aScale.Maximum;
56 0 : if( m_xInverseScaling.is() )
57 0 : m_fScaledVisibleMax = m_aScale.Scaling->doScaling(m_fScaledVisibleMax);
58 0 : }
59 :
60 0 : DateTickFactory::~DateTickFactory()
61 : {
62 0 : }
63 :
64 0 : void DateTickFactory::getAllTicks( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos, bool bShifted ) const
65 : {
66 0 : rAllTickInfos.resize(2);
67 0 : ::std::vector< TickInfo >& rMajorTicks = rAllTickInfos[0];
68 0 : ::std::vector< TickInfo >& rMinorTicks = rAllTickInfos[1];
69 0 : rMajorTicks.clear();
70 0 : rMinorTicks.clear();
71 :
72 0 : Date aNull(m_aScale.NullDate);
73 :
74 0 : Date aDate = aNull + static_cast<long>(::rtl::math::approxFloor(m_aScale.Minimum));
75 0 : Date aMaxDate = aNull + static_cast<long>(::rtl::math::approxFloor(m_aScale.Maximum));
76 :
77 0 : uno::Reference< chart2::XScaling > xScaling(m_aScale.Scaling);
78 0 : uno::Reference< chart2::XScaling > xInverseScaling(m_xInverseScaling);
79 0 : if( bShifted )
80 : {
81 0 : xScaling = new DateScaling(aNull,m_aScale.TimeResolution,true/*bShifted*/);
82 0 : xInverseScaling = xScaling->getInverseScaling();
83 : }
84 :
85 : //create major date tickinfos
86 0 : while( aDate<= aMaxDate )
87 : {
88 0 : if( bShifted && aDate==aMaxDate )
89 0 : break;
90 :
91 0 : TickInfo aNewTick(xInverseScaling); aNewTick.fScaledTickValue = aDate - aNull;
92 :
93 0 : if( xInverseScaling.is() )
94 0 : aNewTick.fScaledTickValue = xScaling->doScaling(aNewTick.fScaledTickValue);
95 0 : rMajorTicks.push_back( aNewTick );
96 :
97 0 : if(m_aIncrement.MajorTimeInterval.Number<=0)
98 0 : break;
99 :
100 : //find next major date
101 0 : switch( m_aIncrement.MajorTimeInterval.TimeUnit )
102 : {
103 : case DAY:
104 0 : aDate += m_aIncrement.MajorTimeInterval.Number;
105 0 : break;
106 : case YEAR:
107 0 : aDate = DateHelper::GetDateSomeYearsAway( aDate, m_aIncrement.MajorTimeInterval.Number );
108 0 : break;
109 : case MONTH:
110 : default:
111 0 : aDate = DateHelper::GetDateSomeMonthsAway( aDate, m_aIncrement.MajorTimeInterval.Number );
112 0 : break;
113 : }
114 0 : }
115 :
116 : //create minor date tickinfos
117 0 : aDate = aNull + static_cast<long>(::rtl::math::approxFloor(m_aScale.Minimum));
118 0 : while( aDate<= aMaxDate )
119 : {
120 0 : if( bShifted && aDate==aMaxDate )
121 0 : break;
122 :
123 0 : TickInfo aNewTick(xInverseScaling); aNewTick.fScaledTickValue = aDate - aNull;
124 0 : if( xInverseScaling.is() )
125 0 : aNewTick.fScaledTickValue = xScaling->doScaling(aNewTick.fScaledTickValue);
126 0 : rMinorTicks.push_back( aNewTick );
127 :
128 0 : if(m_aIncrement.MinorTimeInterval.Number<=0)
129 0 : break;
130 :
131 : //find next minor date
132 0 : switch( m_aIncrement.MinorTimeInterval.TimeUnit )
133 : {
134 : case DAY:
135 0 : aDate += m_aIncrement.MinorTimeInterval.Number;
136 0 : break;
137 : case YEAR:
138 0 : aDate = DateHelper::GetDateSomeYearsAway( aDate, m_aIncrement.MinorTimeInterval.Number );
139 0 : break;
140 : case MONTH:
141 : default:
142 0 : aDate = DateHelper::GetDateSomeMonthsAway( aDate, m_aIncrement.MinorTimeInterval.Number );
143 0 : break;
144 : }
145 0 : }
146 0 : }
147 :
148 0 : void DateTickFactory::getAllTicks( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const
149 : {
150 0 : getAllTicks( rAllTickInfos, false );
151 0 : }
152 :
153 0 : void DateTickFactory::getAllTicksShifted( ::std::vector< ::std::vector< TickInfo > >& rAllTickInfos ) const
154 : {
155 0 : getAllTicks( rAllTickInfos, true );
156 0 : }
157 :
158 : //.............................................................................
159 : } //namespace chart
160 : //.............................................................................
161 :
162 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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