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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_SW_SOURCE_CORE_TEXT_PORMULTI_HXX
20 : #define INCLUDED_SW_SOURCE_CORE_TEXT_PORMULTI_HXX
21 :
22 : #include "porlay.hxx"
23 : #include "porexp.hxx"
24 :
25 : class SwTextFormatInfo;
26 : class SwFieldPortion;
27 : class SwTextCursor;
28 : class SwLineLayout;
29 : class SwTextPaintInfo;
30 : class SwTextAttr;
31 : class SfxPoolItem;
32 : class SwFont;
33 :
34 : // SwMultiCreator is a small structure to create a multiportion.
35 : // It contains the kind of multiportion and a textattribute
36 : // or a poolitem.
37 : // The GetMultiCreator-function fills this structure and
38 : // the Ctor of the SwMultiPortion uses it.
39 : #define SW_MC_DOUBLE 0
40 : #define SW_MC_RUBY 1
41 : #define SW_MC_ROTATE 2
42 : #define SW_MC_BIDI 3
43 :
44 : struct SwMultiCreator
45 : {
46 : const SwTextAttr* pAttr;
47 : const SfxPoolItem* pItem;
48 : sal_uInt8 nId;
49 : sal_uInt8 nLevel;
50 : };
51 :
52 : // A two-line-portion (SwMultiPortion) could have surrounding brackets,
53 : // in this case the structure SwBracket will be used.
54 : struct SwBracket
55 : {
56 : sal_Int32 nStart; // Start of text attribute determins the font
57 : sal_uInt16 nAscent; // Ascent of the brackets
58 : sal_uInt16 nHeight; // Height of them
59 : sal_uInt16 nPreWidth; // Width of the opening bracket
60 : sal_uInt16 nPostWidth; // Width of the closing bracket
61 : sal_Unicode cPre; // Initial character, e.g. '('
62 : sal_Unicode cPost; // Final character, e.g. ')'
63 : sal_uInt8 nPreScript; // Script of the initial character
64 : sal_uInt8 nPostScript; // Script of the final character
65 : };
66 :
67 : // The SwMultiPortion is line portion inside a line portion,
68 : // it's a group of portions,
69 : // e.g. a double line portion in a line
70 : // or phonetics (ruby)
71 : // or combined characters
72 : // or a rotated portion.
73 : class SwMultiPortion : public SwLinePortion
74 : {
75 : SwLineLayout aRoot; // One or more lines
76 : SwFieldPortion *pFieldRest; // Field rest from the previous line
77 : bool bTab1 :1; // First line tabulator
78 : bool bTab2 :1; // Second line includes tabulator
79 : bool bDouble :1; // Double line
80 : bool bRuby :1; // Phonetics
81 : bool bBidi :1;
82 : bool bTop :1; // Phonetic position
83 : bool bFormatted :1; // Already formatted
84 : bool bFollowField :1; // Field follow inside
85 : bool bFlyInContent:1; // Fly as character inside
86 : sal_uInt8 nDirection:2; // Direction (0/90/180/270 degrees)
87 : protected:
88 246 : explicit SwMultiPortion(sal_Int32 nEnd)
89 : : pFieldRest(0)
90 : , bTab1(false)
91 : , bTab2(false)
92 : , bDouble(false)
93 : , bRuby(false)
94 : , bBidi(false)
95 : , bTop(false)
96 : , bFormatted(false)
97 : , bFollowField(false)
98 : , bFlyInContent(false)
99 246 : , nDirection(0)
100 : {
101 246 : SetWhichPor(POR_MULTI);
102 246 : SetLen(nEnd);
103 246 : }
104 5 : void SetDouble() { bDouble = true; }
105 157 : void SetRuby() { bRuby = true; }
106 43 : void SetBidi() { bBidi = true; }
107 157 : void SetTop( bool bNew ) { bTop = bNew; }
108 5 : void SetTab1( bool bNew ) { bTab1 = bNew; }
109 5 : void SetTab2( bool bNew ) { bTab2 = bNew; }
110 246 : void SetDirection( sal_uInt8 nNew ) { nDirection = nNew; }
111 2 : bool GetTab1() const { return bTab1; }
112 14 : bool GetTab2() const { return bTab2; }
113 : public:
114 : virtual ~SwMultiPortion();
115 9 : const SwLineLayout& GetRoot() const { return aRoot; }
116 5097 : SwLineLayout& GetRoot() { return aRoot; }
117 : SwFieldPortion* GetFieldRest() { return pFieldRest; }
118 : void SetFieldRest( SwFieldPortion* pNew ) { pFieldRest = pNew; }
119 :
120 1016 : inline bool HasTabulator() const { return bTab1 || bTab2; }
121 246 : inline bool IsFormatted() const { return bFormatted; }
122 246 : inline void SetFormatted() { bFormatted = true; }
123 0 : inline bool IsFollowField() const { return bFollowField; }
124 0 : inline void SetFollowField() { bFollowField = true; }
125 625 : inline bool HasFlyInContent() const { return bFlyInContent; }
126 463 : inline void SetFlyInContent( bool bNew ) { bFlyInContent = bNew; }
127 2663 : inline bool IsDouble() const { return bDouble; }
128 2296 : inline bool IsRuby() const { return bRuby; }
129 4452 : inline bool IsBidi() const { return bBidi; }
130 1732 : inline bool OnTop() const { return bTop; }
131 : void ActualizeTabulator();
132 :
133 : virtual void Paint( const SwTextPaintInfo &rInf ) const SAL_OVERRIDE;
134 : virtual long CalcSpacing( long nSpaceAdd, const SwTextSizeInfo &rInf ) const SAL_OVERRIDE;
135 : virtual bool ChgSpaceAdd( SwLineLayout* pCurr, long nSpaceAdd ) const;
136 :
137 : // Summarize the internal lines to calculate the (external) size
138 : void CalcSize( SwTextFormatter& rLine, SwTextFormatInfo &rInf );
139 :
140 : inline bool HasBrackets() const;
141 1764 : inline bool HasRotation() const { return 0 != (1 & nDirection); }
142 2 : inline bool IsRevers() const { return 0 != (2 & nDirection); }
143 170 : inline sal_uInt8 GetDirection() const { return nDirection; }
144 : inline sal_uInt16 GetFontRotation() const
145 : { return ( HasRotation() ? ( IsRevers() ? 2700 : 900 ) : 0 ); }
146 :
147 : // Accessibility: pass information about this portion to the PortionHandler
148 : virtual void HandlePortion( SwPortionHandler& rPH ) const SAL_OVERRIDE;
149 :
150 : OUTPUT_OPERATOR_OVERRIDE
151 : };
152 :
153 : class SwDoubleLinePortion : public SwMultiPortion
154 : {
155 : SwBracket* pBracket; // Surrounding brackets
156 : SwTwips nLineDiff; // Difference of the width of the both lines
157 : sal_Int32 nBlank1; // Number of blanks in the first line
158 : sal_Int32 nBlank2; // Number of blanks in the second line
159 : public:
160 : SwDoubleLinePortion( SwDoubleLinePortion& rDouble, sal_Int32 nEnd );
161 : SwDoubleLinePortion( const SwMultiCreator& rCreate, sal_Int32 nEnd );
162 : virtual ~SwDoubleLinePortion();
163 :
164 218 : inline SwBracket* GetBrackets() const { return pBracket; }
165 : void SetBrackets( const SwDoubleLinePortion& rDouble );
166 : void PaintBracket( SwTextPaintInfo& rInf, long nSpaceAdd, bool bOpen ) const;
167 : void FormatBrackets( SwTextFormatInfo &rInf, SwTwips& nMaxWidth );
168 26 : inline sal_uInt16 PreWidth() const { return pBracket->nPreWidth; };
169 10 : inline sal_uInt16 PostWidth() const { return pBracket->nPostWidth; }
170 0 : inline void ClearBrackets()
171 0 : { pBracket->nPreWidth = pBracket->nPostWidth=0; Width( 0 ); }
172 4 : inline sal_uInt16 BracketWidth(){ return PreWidth() + PostWidth(); }
173 :
174 : void CalcBlanks( SwTextFormatInfo &rInf );
175 : static void ResetSpaceAdd( SwLineLayout* pCurr );
176 10 : inline SwTwips GetLineDiff() const { return nLineDiff; }
177 0 : inline sal_Int32 GetSpaceCnt() const
178 0 : { return ( nLineDiff < 0 ) ? nBlank2 : nBlank1; }
179 0 : inline sal_Int32 GetSmallerSpaceCnt() const
180 0 : { return ( nLineDiff < 0 ) ? nBlank1 : nBlank2; }
181 : inline sal_Int32 GetBlank1() const { return nBlank1; }
182 : inline sal_Int32 GetBlank2() const { return nBlank2; }
183 :
184 : virtual long CalcSpacing( long nSpaceAdd, const SwTextSizeInfo &rInf ) const SAL_OVERRIDE;
185 : virtual bool ChgSpaceAdd( SwLineLayout* pCurr, long nSpaceAdd ) const SAL_OVERRIDE;
186 : };
187 :
188 314 : class SwRubyPortion : public SwMultiPortion
189 : {
190 : sal_Int32 nRubyOffset;
191 : sal_uInt16 nAdjustment;
192 : void _Adjust( SwTextFormatInfo &rInf);
193 : public:
194 : SwRubyPortion( const SwRubyPortion& rRuby, sal_Int32 nEnd );
195 :
196 : SwRubyPortion( const SwMultiCreator& rCreate, const SwFont& rFnt,
197 : const IDocumentSettingAccess& rIDocumentSettingAccess,
198 : sal_Int32 nEnd, sal_Int32 nOffs,
199 : const bool* pForceRubyPos );
200 :
201 : void CalcRubyOffset();
202 157 : inline void Adjust( SwTextFormatInfo &rInf )
203 157 : { if(nAdjustment && GetRoot().GetNext()) _Adjust(rInf); }
204 0 : inline sal_uInt16 GetAdjustment() const { return nAdjustment; }
205 0 : inline sal_Int32 GetRubyOffset() const { return nRubyOffset; }
206 : };
207 :
208 82 : class SwRotatedPortion : public SwMultiPortion
209 : {
210 : public:
211 1 : SwRotatedPortion( sal_Int32 nEnd, sal_uInt8 nDir = 1 )
212 1 : : SwMultiPortion( nEnd ) { SetDirection( nDir ); }
213 : SwRotatedPortion( const SwMultiCreator& rCreate, sal_Int32 nEnd,
214 : bool bRTL );
215 : };
216 :
217 86 : class SwBidiPortion : public SwMultiPortion
218 : {
219 : sal_uInt8 nLevel;
220 :
221 : public:
222 : SwBidiPortion( sal_Int32 nEnd, sal_uInt8 nLv );
223 :
224 264 : inline sal_uInt8 GetLevel() const { return nLevel; }
225 : // Get number of blanks for justified alignment
226 : sal_Int32 GetSpaceCnt( const SwTextSizeInfo &rInf ) const;
227 : // Calculates extra spacing based on number of blanks
228 : virtual long CalcSpacing( long nSpaceAdd, const SwTextSizeInfo &rInf ) const SAL_OVERRIDE;
229 : // Manipulate the spacing array at pCurr
230 : virtual bool ChgSpaceAdd( SwLineLayout* pCurr, long nSpaceAdd ) const SAL_OVERRIDE;
231 : };
232 :
233 : // For cursor travelling in multiportions
234 :
235 : class SwTextCursorSave
236 : {
237 : SwTextCursor* pTextCrsr;
238 : SwLineLayout* pCurr;
239 : sal_Int32 nStart;
240 : sal_uInt16 nWidth;
241 : sal_uInt8 nOldProp;
242 : bool bSpaceChg;
243 : public:
244 : SwTextCursorSave( SwTextCursor* pTextCursor, SwMultiPortion* pMulti,
245 : SwTwips nY, sal_uInt16& nX, sal_Int32 nCurrStart, long nSpaceAdd );
246 : ~SwTextCursorSave();
247 : };
248 :
249 1212 : inline bool SwMultiPortion::HasBrackets() const
250 : {
251 1212 : return IsDouble() && 0 != static_cast<const SwDoubleLinePortion*>(this)->GetBrackets();
252 : }
253 :
254 : #endif
255 :
256 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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