Diffstat (limited to 'noncore/apps/opie-reader/CFilter.cpp') (more/less context) (show whitespace changes)
| -rw-r--r-- | noncore/apps/opie-reader/CFilter.cpp | 561 |
1 files changed, 561 insertions, 0 deletions
diff --git a/noncore/apps/opie-reader/CFilter.cpp b/noncore/apps/opie-reader/CFilter.cpp new file mode 100644 index 0000000..c17cf61 --- a/dev/null +++ b/noncore/apps/opie-reader/CFilter.cpp @@ -0,0 +1,561 @@ +#include "CDrawBuffer.h" +#include "CFilter.h" + +unsigned short striphtml::skip_ws() +{ + tchar ch; + CStyle sty; + do + { + parent->getch(ch, sty); + } + while (ch < 33); + return ch; +} + +unsigned short striphtml::skip_ws_end() +{ + tchar ch; + CStyle sty; + parent->getch(ch, sty); + if (ch == ' ') + { + do + { + parent->getch(ch, sty); + } + while (ch != '>'); + } + return ch; +} + +unsigned short striphtml::parse_m() +{ + tchar ch; + CStyle sty; + parent->getch(ch, sty); + if (ch == 'm' || ch == 'M') + { + ch = skip_ws_end(); + if (ch == '>') + { + return 0; + } + } + return ch; +} + +void striphtml::mygetch(tchar& ch, CStyle& sty) +{ + parent->getch(ch, sty); + if (ch == 10) ch = ' '; +} + +void striphtml::getch(tchar& ch, CStyle& sty) +{ + CStyle dummy; + mygetch(ch, dummy); + if (ch == 10) ch = ' '; + while (ch == '<') + { + ch = skip_ws(); + + switch (ch) + { + case 'p': + case 'P': + ch = skip_ws_end(); + if (ch == '>') + { + ch = 10; + continue; + } + break; + case 'b': + case 'B': + ch = skip_ws_end(); + if (ch == '>') + { + currentstyle.setBold(); + mygetch(ch, dummy); + continue; + } + else if (ch == 'r' || ch == 'R') + { + ch = skip_ws_end(); + if (ch == '>') + { + ch = 10; + continue; + } + } + break; + case 'i': + case 'I': + ch = skip_ws_end(); + if (ch == '>') + { + currentstyle.setItalic(); + mygetch(ch, dummy); + continue; + } + break; + case 'e': + case 'E': + if ((ch = parse_m()) == 0) + { + currentstyle.setItalic(); + mygetch(ch, dummy); + continue; + } + break; + case 'h': + case 'H': + mygetch(ch, dummy); + if ('0' < ch && ch <= '9') + { + tchar hs = ch; + ch = skip_ws_end(); + if (ch == '>') + { + switch (hs) + { + case '1': +// currentstyle = ucBold | ucFontBase+2 | (ucAlignCentre << ucAlignShift); + currentstyle.unset(); + currentstyle.setFontSize(2); + currentstyle.setBold(); + currentstyle.setCentreJustify(); + break; + case '2': +// currentstyle = ucBold | ucFontBase+1; + currentstyle.unset(); + currentstyle.setFontSize(1); + currentstyle.setBold(); + break; + default: +// currentstyle = ucBold | ucFontBase; + currentstyle.unset(); + currentstyle.setBold(); + } + ch = 10; +// mygetch(ch, dummy); + continue; + } + } + break; + case '/': + mygetch(ch, dummy); + switch (ch) + { + case 'b': + case 'B': + ch = skip_ws_end(); + if (ch == '>') + { + currentstyle.unsetBold(); + mygetch(ch, dummy); + continue; + } + break; + case 'i': + case 'I': + ch = skip_ws_end(); + if (ch == '>') + { + currentstyle.unsetItalic(); + mygetch(ch, dummy); + continue; + } + break; + case 'e': + case 'E': + if ((ch = parse_m()) == 0) + { + currentstyle.unsetItalic(); + mygetch(ch, dummy); + continue; + } + break; + case 'h': + case 'H': + mygetch(ch, dummy); + if ('0' < ch && ch <= '9') + { + ch = skip_ws_end(); + if (ch == '>') + { + currentstyle.unset(); + //mygetch(ch, dummy); + ch = 10; + continue; + } + } + break; + default: + break; + } + break; + default: + break; + } + while (ch != '>' && ch != UEOF) + { + mygetch(ch, dummy); + } + mygetch(ch, dummy); + } + if (ch == '&') + { + mygetch(ch, dummy); + if (ch == '#') + { + int id = 0; + mygetch(ch, dummy); + while (ch != ';' && ch != UEOF) + { + id = 10*id+ch-'0'; + mygetch(ch, dummy); + } + ch = id; + } + } +// sty = (dummy == ucFontBase) ? currentstyle : dummy; + sty = currentstyle; + return; +} + + +void textfmt::mygetch(tchar& ch, CStyle& sty) +{ + if (uselast) + { + ch = lastchar; + uselast = false; + } + else + { + parent->getch(ch, sty); + } +} + +void textfmt::getch(tchar& ch, CStyle& sty) +{ + mygetch(ch, sty); + do + { + sty = currentstyle; + switch (ch) + { + case 10: + currentstyle.unset(); + sty = currentstyle; + break; +// Use this if you want to replace -- by em-dash + case '-': +// parent->getch(ch, sty); + mygetch(ch, sty); + if (ch == '-') + { + ch = 0x2014; + } + else + { + lastchar = ch; + uselast = true; + ch = '-'; + } + break; + case '*': + if (currentstyle.isBold()) + { +// Already bold - time to turn it off? +// The next two lines ensure that * follows a character but it works better without +// QChar c(lastchar); +// if ((lastchar != '*') && (c.isPunct() || c.isLetterOrNumber())) + if (lastchar != '*') + { + currentstyle.unsetBold(); + CStyle dummy; +// parent->getch(ch, dummy); + mygetch(ch, dummy); + } + } + else + { +// not bold - time to turn it on? + CStyle dummy; +// parent->getch(ch, dummy); + mygetch(ch, dummy); + QChar c(ch); + if ((ch != '*') && (c.isPunct() || c.isLetterOrNumber())) + { + currentstyle.setBold(); + } + else + { + lastchar = ch; + uselast = true; + ch = '*'; + } + + } + break; + case '_': + if (currentstyle.isItalic()) + { +// Already bold - time to turn it off? +// The next two lines ensure that * follows a character but it works better without +// QChar c(lastchar); +// if ((lastchar != '_') && (c.isPunct() || c.isLetterOrNumber())) + if (lastchar != '_') + { + currentstyle.unsetItalic(); + CStyle dummy; +// parent->getch(ch, dummy); + mygetch(ch, dummy); + } + } + else + { +// not bold - time to turn it on? + CStyle dummy; +// parent->getch(ch, dummy); + mygetch(ch, dummy); + QChar c(ch); + if ((ch != '_') && (c.isPunct() || c.isLetterOrNumber())) + { + currentstyle.setItalic(); + } + else + { + lastchar = ch; + uselast = true; + ch = '_'; + } + + } + break; + } + } + while (sty != currentstyle); + if (!uselast) lastchar = ch; + return; +} + +void remap::getch(tchar& ch, CStyle& sty) +{ + if (q[offset] != 0) + { + q[offset++]; + sty = currentstyle; + return; + } + parent->getch(ch, sty); + switch (ch) + { + case 0x201a: + ch = '\''; + break; + case 0x0192: + ch = 'f'; + break; + case 0x201e: + ch = '"'; + break; + case 0x2026: + offset = 0; + q[0] = '.'; + q[1] = '.'; + q[2] = 0; + ch = '.'; // should be ... + break; + case 0x0160: + ch = 'S'; + break; + case 0x2039: + ch = '<'; + break; + case 0x0152: + offset = 0; + q[0] = 'E'; + q[1] = 0; + ch = 'O'; + break; + case 0x017d: + ch = 'Z'; + break; + case 0x2018: + ch = '\''; + break; + case 0x2019: + ch = '\''; + break; + case 0x201c: + ch = '"'; + break; + case 0x201d: + ch = '"'; + break; + case 0x2022: + ch = '>'; + break; + case 0x2013: + ch = '-'; + break; + case 0x2014: + offset = 0; + q[0] = '-'; + q[1] = 0; + ch = '-'; // should be -- + break; + case 0x02dc: + ch = '~'; + break; + case 0x0161: + ch = 's'; + break; + case 0x203a: + ch = '>'; + break; + case 0x0153: + offset = 0; + q[0] = 'e'; + q[1] = 0; + ch = 'o';// should be oe + break; + case 0x017e: + ch = 'z'; + break; + case 0x0178: + ch = 'Y'; + break; + } + currentstyle = sty; +} + +void PeanutFormatter::getch(tchar& ch, CStyle& sty) +{ + CStyle dummy; + currentstyle.setColour(0,0,0); + parent->getch(ch, dummy); + while (ch == '\\') + { + parent->getch(ch, dummy); + if (ch == '\\') break; + switch(ch) + { + case 'a': + { + int code = 0; + for (int i = 0; i < 3; i++) + { + parent->getch(ch, dummy); + code = 10*code + ch - '0'; + } + ch = code; + } + break; + case 'v': + { + while (1) + { + parent->getch(ch, dummy); + if (ch == '\\') + { + parent->getch(ch, dummy); + if (ch == 'v') + { + parent->getch(ch, dummy); + break; + } + } + } + } + break; + case 's': + case 'n': + currentstyle.setFontSize(0); + parent->getch(ch,dummy); + break; + case 'p': + currentstyle.unset(); +// parent->getch(ch,dummy); + ch = 10; + break; + case 'l': + if (currentstyle.getFontSize() == 1) + { + currentstyle.setFontSize(0); + } + else + { + currentstyle.setFontSize(1); + } + parent->getch(ch, dummy); + break; + case 'x': + if (currentstyle.getFontSize() == 0) + { +// currentstyle.unset(); +// currentstyle.setBold(); + currentstyle.setFontSize(1); + } + else + { + currentstyle.unset(); + } +// parent->getch(ch, dummy); + ch = 10; + break; + case 'i': + if (currentstyle.isItalic()) + { + currentstyle.unsetItalic(); + } + else + { + currentstyle.setItalic(); + } + parent->getch(ch, dummy); + break; + case 'b': + case 'B': + if (currentstyle.isBold()) + { + currentstyle.unsetBold(); + } + else + { + currentstyle.setBold(); + } + parent->getch(ch, dummy); + break; + case 'c': + if (currentstyle.getJustify() == CStyle::m_AlignCentre) + { + currentstyle.setLeftJustify(); + } + else + { + currentstyle.setCentreJustify(); + } + parent->getch(ch, dummy); + break; + case 'r': + if (currentstyle.getJustify() == CStyle::m_AlignRight) + { + currentstyle.setLeftJustify(); + } + else + { + currentstyle.setRightJustify(); + } + parent->getch(ch, dummy); + break; + default: + currentstyle.setColour(255,0,0); + } + } + sty = currentstyle; +} |