libwps_internal.h

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00001 /* libwps
00002  * Copyright (C) 2002 William Lachance (william.lachance@sympatico.ca)
00003  * Copyright (C) 2002,2004 Marc Maurer (uwog@uwog.net)
00004  *  
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Library General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2 of the License, or (at your option) any later version.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Library General Public
00016  * License along with this library; if not, write to the Free Software
00017  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
00018  *
00019  * For further information visit http://libwps.sourceforge.net
00020  */
00021 
00022 #ifndef LIBWPS_INTERNAL_H
00023 #define LIBWPS_INTERNAL_H
00024 #ifdef DEBUG
00025 #include <bitset>
00026 #endif
00027 #include "WPSStream.h"
00028 #include <libwpd/WPXString.h>
00029 #include <libwpd/libwpd_types.h>
00030 #include <string>
00031 
00032 /* Various functions/defines that need not/should not be exported externally */
00033 
00034 #define DELETEP(m) if (m) { delete m; m = NULL; }
00035  
00036 #ifdef DEBUG
00037 #define WPS_DEBUG_MSG(M) printf M
00038 #else
00039 #define WPS_DEBUG_MSG(M)
00040 #endif
00041 
00042 #define WPS_LE_GET_GUINT16(p)                             \
00043         (uint16_t)((((uint8_t const *)(p))[0] << 0)  |    \
00044                   (((uint8_t const *)(p))[1] << 8))
00045 #define WPS_LE_GET_GUINT32(p) \
00046         (uint32_t)((((uint8_t const *)(p))[0] << 0)  |    \
00047                   (((uint8_t const *)(p))[1] << 8)  |    \
00048                   (((uint8_t const *)(p))[2] << 16) |    \
00049                   (((uint8_t const *)(p))[3] << 24))
00050 
00051 // add more of these as needed for byteswapping
00052 // (the 8-bit functions are just there to make things consistent)
00053 uint8_t readU8(WPSInputStream *input); 
00054 uint16_t readU16(WPSInputStream *input, bool bigendian=false);
00055 uint32_t readU32(WPSInputStream *input, bool bigendian=false);
00056 
00057 // Various helper structures for the parser..
00058 
00059 uint16_t fixedPointToWPUs(const uint32_t fixedPointNumber);
00060 
00061 enum WPSNumberingType { ARABIC, LOWERCASE, UPPERCASE, LOWERCASE_ROMAN, UPPERCASE_ROMAN };
00062 enum WPSNoteType { FOOTNOTE, ENDNOTE };
00063 enum WPSHeaderFooterType { HEADER, FOOTER };
00064 enum WPSHeaderFooterInternalType { HEADER_A, HEADER_B, FOOTER_A, FOOTER_B, DUMMY };
00065 enum WPSHeaderFooterOccurence { ODD, EVEN, ALL, NEVER };
00066 enum WPSFormOrientation { PORTRAIT, LANDSCAPE };
00067 enum WPSTabAlignment { LEFT, RIGHT, CENTER, DECIMAL, BAR };
00068 enum WPSVerticalAlignment { TOP, MIDDLE, BOTTOM, FULL };
00069 
00070 enum WPSTextColumnType { NEWSPAPER, NEWSPAPER_VERTICAL_BALANCE, PARALLEL, PARALLEL_PROTECT };
00071 
00072 // ATTRIBUTE bits
00073 #define WPS_EXTRA_LARGE_BIT 1
00074 #define WPS_VERY_LARGE_BIT 2
00075 #define WPS_LARGE_BIT 4
00076 #define WPS_SMALL_PRINT_BIT 8
00077 #define WPS_FINE_PRINT_BIT 16
00078 #define WPS_SUPERSCRIPT_BIT 32
00079 #define WPS_SUBSCRIPT_BIT 64
00080 #define WPS_OUTLINE_BIT 128
00081 #define WPS_ITALICS_BIT 256
00082 #define WPS_SHADOW_BIT 512
00083 #define WPS_REDLINE_BIT 1024
00084 #define WPS_DOUBLE_UNDERLINE_BIT 2048
00085 #define WPS_BOLD_BIT 4096
00086 #define WPS_STRIKEOUT_BIT 8192
00087 #define WPS_UNDERLINE_BIT 16384
00088 #define WPS_SMALL_CAPS_BIT 32768
00089 #define WPS_BLINK_BIT 65536
00090 #define WPS_REVERSEVIDEO_BIT 131072
00091 
00092 // JUSTIFICATION bits
00093 #define WPS_PARAGRAPH_JUSTIFICATION_LEFT 0x00
00094 #define WPS_PARAGRAPH_JUSTIFICATION_FULL 0x01
00095 #define WPS_PARAGRAPH_JUSTIFICATION_CENTER 0x02
00096 #define WPS_PARAGRAPH_JUSTIFICATION_RIGHT 0x03
00097 #define WPS_PARAGRAPH_JUSTIFICATION_FULL_ALL_LINES 0x04
00098 #define WPS_PARAGRAPH_JUSTIFICATION_DECIMAL_ALIGNED 0x05
00099 
00100 // BREAK bits
00101 #define WPS_PAGE_BREAK 0x00
00102 #define WPS_SOFT_PAGE_BREAK 0x01
00103 #define WPS_COLUMN_BREAK 0x02
00104 
00105 // Generic bits
00106 #define WPS_LEFT 0x00
00107 #define WPS_RIGHT 0x01
00108 #define WPS_CENTER 0x02
00109 #define WPS_TOP 0x03
00110 #define WPS_BOTTOM 0x04
00111 
00112 typedef struct _RGBSColor RGBSColor;
00113 struct _RGBSColor
00114 {
00115         _RGBSColor(uint8_t r, uint8_t g, uint8_t b, uint8_t s);
00116         _RGBSColor(uint16_t red, uint16_t green, uint16_t blue); // Construct
00117         // RBBSColor from double precision RGB color used by WP3.x for Mac
00118         _RGBSColor(); // initializes all values to 0
00119         uint8_t m_r;
00120         uint8_t m_g;
00121         uint8_t m_b;
00122         uint8_t m_s;
00123 };
00124 
00125 // Various exceptions
00126 
00127 class VersionException
00128 {
00129         // needless to say, we could flesh this class out a bit
00130 };
00131 
00132 class FileException
00133 {
00134         // needless to say, we could flesh this class out a bit
00135 };
00136 
00137 class ParseException
00138 {
00139         // needless to say, we could flesh this class out a bit
00140 };
00141 
00142 class GenericException
00143 {
00144         // needless to say, we could flesh this class out a bit
00145 };
00146 
00147 // Various functions
00148 
00149 #ifdef DEBUG
00150 std::string to_bits(std::string s);
00151 #endif
00152 
00153 #endif /* LIBWPS_INTERNAL_H */

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