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2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
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21
22
23
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_sw.hxx"
26 #include <modeltoviewhelper.hxx>
27
28 namespace ModelToViewHelper
29 {
30
31 /** Converts a model position into a view position
32 */
ConvertToViewPosition(const ConversionMap * pMap,sal_uInt32 nModelPos)33 sal_uInt32 ConvertToViewPosition( const ConversionMap* pMap, sal_uInt32 nModelPos )
34 {
35 sal_uInt32 nRet = nModelPos;
36
37 if ( !pMap )
38 return nRet;
39
40 // Search for entry behind nPos:
41 ConversionMap::const_iterator aIter;
42 for ( aIter = pMap->begin(); aIter != pMap->end(); ++aIter )
43 {
44 if ( (*aIter).first >= nModelPos )
45 {
46 const sal_uInt32 nPosModel = (*aIter).first;
47 const sal_uInt32 nPosExpand = (*aIter).second;
48
49 const sal_uInt32 nDistToNextModel = nPosModel - nModelPos;
50 nRet = nPosExpand - nDistToNextModel;
51 break;
52 }
53 }
54
55 return nRet;
56 }
57
58
59 /** Converts a view position into a model position
60 */
ConvertToModelPosition(const ConversionMap * pMap,sal_uInt32 nViewPos)61 ModelPosition ConvertToModelPosition( const ConversionMap* pMap, sal_uInt32 nViewPos )
62 {
63 ModelPosition aRet;
64 aRet.mnPos = nViewPos;
65
66 if ( !pMap )
67 return aRet;
68
69 // Search for entry behind nPos:
70 ConversionMap::const_iterator aIter;
71 for ( aIter = pMap->begin(); aIter != pMap->end(); ++aIter )
72 {
73 if ( (*aIter).second > nViewPos )
74 {
75 const sal_uInt32 nPosModel = (*aIter).first;
76 const sal_uInt32 nPosExpand = (*aIter).second;
77
78 // If nViewPos is in front of first field, we are finished.
79 if ( aIter == pMap->begin() )
80 break;
81
82 --aIter;
83
84 // nPrevPosModel is the field position
85 const sal_uInt32 nPrevPosModel = (*aIter).first;
86 const sal_uInt32 nPrevPosExpand = (*aIter).second;
87
88 const sal_uInt32 nLengthModel = nPosModel - nPrevPosModel;
89 const sal_uInt32 nLengthExpand = nPosExpand - nPrevPosExpand;
90
91 const sal_uInt32 nFieldLengthExpand = nLengthExpand - nLengthModel + 1;
92 const sal_uInt32 nFieldEndExpand = nPrevPosExpand + nFieldLengthExpand;
93
94 // Check if nPos is outside of field:
95 if ( nFieldEndExpand <= nViewPos )
96 {
97 // nPos is outside of field:
98 const sal_uInt32 nDistToField = nViewPos - nFieldEndExpand + 1;
99 aRet.mnPos = nPrevPosModel + nDistToField;
100 }
101 else
102 {
103 // nViewPos is inside a field:
104 aRet.mnPos = nPrevPosModel;
105 aRet.mnSubPos = nViewPos - nPrevPosExpand;
106 aRet.mbIsField = true;
107 }
108
109 break;
110 }
111 }
112
113 return aRet;
114 }
115
116 } // namespace ModelToViewStringConverter end
117