diff --git a/textmodel.cc b/textmodel.cc
index 977bd447e35ecca8efd0b71617597f709577771b..dd982dc490873b612a2377269d35fa3b30e0edac 100644 (file)
--- a/textmodel.cc
+++ b/textmodel.cc
#include <vector>
#include <assert.h>
-//#include <fstream>
-//#include <iostream>
-
namespace odc {
const std::string TextModel::TYPENAME("TextModels.Model^");
-const TypeProxy<TextModel> TextModel::PROXY;
+const TypeProxy<TextModel, ContainerModel> TextModel::PROXY;
TextModel::TextModel(INTEGER id) : ContainerModel(id) {}
-const std::string &TextModel::getType() {
- return TYPENAME;
-}
-
-const std::string *TextModel::getSuper() {
- return &ContainerModel::getType();
-}
-
const std::string &TextModel::getTypeName() const {
- return getType();
+ return TYPENAME;
}
void TextModel::internalize(Reader &reader) {
}
const std::string StdTextModel::TYPENAME("TextModels.StdModel^");
-const TypeProxy<StdTextModel> StdTextModel::PROXY;
+const TypeProxy<StdTextModel, TextModel> StdTextModel::PROXY;
StdTextModel::StdTextModel(INTEGER id) : TextModel(id), d_pieces() {}
-const std::string &StdTextModel::getType() {
- return TYPENAME;
-}
-
-const std::string *StdTextModel::getSuper() {
- return &TextModel::getType();
-}
-
const std::string &StdTextModel::getTypeName() const {
- return getType();
+ return TYPENAME;
}
/*
reader.readVersion(0, 1);
if (reader.isCancelled()) return;
- std::vector<Store *> dict;
- INTEGER len = reader.readInt();
+ std::vector<Store *> dict; // attribute dictionary
+
+ // reads the meta-data
+ INTEGER len = reader.readInt(); // lenght of meta-data section
BYTE ano = reader.readByte();
- //std::cout << "len " << len << " ano " << (int)ano << std::endl;
- int skip = 0;
while (ano != -1) {
+ // This part reads the piece's attributes. These are ignored for now,
+ // but may be needed in the future.
if (ano == dict.size()) {
- Store *attr = reader.readStore(); // readAttributes(); Stores.Join(t, attr)
- dict.push_back(attr);
+ dict.push_back(reader.readStore());
}
+ Store *attr = dict[ano];
+
INTEGER pieceLen = reader.readInt();
if (pieceLen > 0) { // shortchar piece
- //std::cout << "Found SChar piece" << std::endl;
d_pieces.push_back(new ShortPiece(pieceLen));
-// NEW(sp); sp.len := len; sp.attr := attr;
-// sp.file := rd.rider.Base(); sp.org := org; un := sp;
-// INC(org, len) -- increment org by len ?
} else if (pieceLen < 0) { // longchar piece
- //std::cout << "Found LChar piece" << std::endl;
assert(pieceLen % 2 == 0);
- d_pieces.push_back(new LongPiece(pieceLen / 2));
-// len := -len; ASSERT(~ODD(len), 100);
-// NEW(lp); lp.len := len DIV 2; lp.attr := attr;
-// lp.file := rd.rider.Base(); lp.org := org; un := lp;
-// INC(org, len) -- increment org by len ?
+ d_pieces.push_back(new LongPiece(-pieceLen / 2));
} else { // embedded view
- //std::cout << "Found View piece" << std::endl;
reader.readInt(); reader.readInt(); // view width + height: ignore
Store *view = reader.readStore();
-// NEW(v); v.len := 1; v.attr := attr;
-// rd.ReadInt(v.w); rd.ReadInt(v.h); Views.ReadView(rd, v.view);
-// v.view.InitContext(NewContext(v, t));
-// un := v; INC(org) -- increment org by one?? WTH?
d_pieces.push_back(new ViewPiece(view));
- ++skip;
}
ano = reader.readByte();
}
+
+ // reads the pieces described in the meta-data
for (int i = 0; i < d_pieces.size(); ++i) {
d_pieces[i]->read(reader);
}
-// rd.SetPos(org);
-}
-// PROCEDURE (t: StdModel) Internalize (VAR rd: Stores.Reader);
-// VAR u, un: Run; sp: Piece; lp: LPiece; v: ViewRef;
-// org, len: INTEGER; ano: BYTE; thisVersion: INTEGER;
-// attr: Attributes; dict: AttrDict;
-// BEGIN
-// ASSERT(t.Domain() = NIL, 20); ASSERT(t.len = 0, 21);
-// t.Internalize^(rd); IF rd.cancelled THEN RETURN END;
-// rd.ReadVersion(minVersion, maxStdModelVersion, thisVersion);
-// IF rd.cancelled THEN RETURN END;
-// StdInit(t);
-// dict.len := 0; u := t.trailer;
-// rd.ReadInt(len); org := rd.Pos() + len;
-// rd.ReadByte(ano);
-// WHILE ano # -1 DO
-// IF ano = dict.len THEN
-// ReadAttr(rd, attr); Stores.Join(t, attr);
-// IF dict.len < dictSize THEN dict.attr[dict.len] := attr; INC(dict.len) END
-// ELSE
-// attr := dict.attr[ano]
-// END;
-// rd.ReadInt(len);
-// IF len > 0 THEN (* piece *)
-// NEW(sp); sp.len := len; sp.attr := attr;
-// sp.file := rd.rider.Base(); sp.org := org; un := sp;
-// INC(org, len)
-// ELSIF len < 0 THEN (* longchar piece *)
-// len := -len; ASSERT(~ODD(len), 100);
-// NEW(lp); lp.len := len DIV 2; lp.attr := attr;
-// lp.file := rd.rider.Base(); lp.org := org; un := lp;
-// INC(org, len)
-// ELSE (* len = 0 => embedded view *)
-// NEW(v); v.len := 1; v.attr := attr;
-// rd.ReadInt(v.w); rd.ReadInt(v.h); Views.ReadView(rd, v.view);
-// v.view.InitContext(NewContext(v, t));
-// un := v; INC(org)
-// END;
-// INC(t.len, un.len); u.next := un; un.prev := u; u := un;
-// rd.ReadByte(ano)
-// END;
-// rd.SetPos(org);
-// u.next := t.trailer; t.trailer.prev := u
-// END Internalize;
-//
+
+ // free memory from stores in the dictionary
+ for (int i = 0; i < dict.size(); ++i) {
+ delete dict[i];
+ }
+}
std::string StdTextModel::toString() {
std::string sofar = "StdTextModel { ";
return sofar + "}";
}
-std::string StdTextModel::toPlainText() {
- std::string sofar = "";
+void StdTextModel::accept(Visitor &visitor) const {
+ visitor.partStart();
for (int i = 0; i < d_pieces.size(); ++i) {
- sofar += d_pieces[i]->toPlainText();
+ d_pieces[i]->accept(visitor);
}
- return sofar;
+ visitor.partEnd();
}
TextPiece::TextPiece(size_t len): d_len(len) {}
-LongPiece::LongPiece(size_t len): TextPiece(len) {}
+LongPiece::LongPiece(size_t len): TextPiece(len * 2) {}
LongPiece::~LongPiece() {
delete d_buf;
}
void LongPiece::read(Reader &reader) {
- d_buf = new CHAR[d_len];
- reader.readLChar(d_buf, d_len);
+ d_buf = new CHAR[d_len / 2 + 1];
+ reader.readLChar(d_buf, d_len / 2);
+ d_buf[d_len / 2] = 0;
}
-std::string LongPiece::toString() {
- return std::string("LongPiece(FIXME)");// + std::wstring((wchar_t*)d_buf) + std::string(")");
+std::string LongPiece::toString() const {
+ return std::string("LongPiece(FIXME)");
}
-std::string LongPiece::toPlainText() {
- return std::string("FIXME");// + std::wstring((wchar_t*)d_buf) + std::string(")");
+std::wstring LongPiece::getText() const {
+ return std::wstring((wchar_t*)d_buf);
+}
+
+void LongPiece::accept(Visitor &visitor) const {
+ visitor.textLongPiece(this);
}
ShortPiece::ShortPiece(size_t len): TextPiece(len) {}
}
void ShortPiece::read(Reader &reader) {
-// static char piece[] = "pieceA";
d_buf = new SHORTCHAR[d_len + 1];
reader.readSChar(d_buf, d_len);
d_buf[d_len] = 0;
-// std::cout.write(buf, d_len);
-// std::ofstream ofs(piece, std::ios::out);
-// ofs.write(buf, d_len);
-// ofs.close();
-// ++piece[5];
-// delete buf;
}
-std::string ShortPiece::toString() {
+std::string ShortPiece::toString() const {
return std::string("ShortPiece(") + std::string(d_buf) + std::string(")");
}
-std::string ShortPiece::toPlainText() {
- return std::string(d_buf);
+std::string ShortPiece::getText() const {
+ std::string str(d_buf);
+ for (std::string::iterator it = str.begin(); it < str.end(); ++it) {
+ if (*it == '\r') *it = '\n';
+ }
+ return str;
+}
+
+void ShortPiece::accept(Visitor &visitor) const {
+ visitor.textShortPiece(this);
}
-ViewPiece::ViewPiece(Store *view): TextPiece(0), d_view(view) {}
+ViewPiece::ViewPiece(Store *view): TextPiece(1), d_view(view) {}
+
+ViewPiece::~ViewPiece() {
+ delete d_view;
+}
void ViewPiece::read(Reader &reader) {
reader.readByte();
}
-std::string ViewPiece::toString() {
+std::string ViewPiece::toString() const {
return std::string("ViewPiece { ") + d_view->toString() + " }";
}
-std::string ViewPiece::toPlainText() {
- return d_view->toPlainText();
+void ViewPiece::accept(Visitor &visitor) const {
+ return d_view->accept(visitor);
}
} // namespace odc