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/* GRAPHITE2 LICENSING
Copyright 2010, SIL International
All rights reserved.
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should also have received a copy of the GNU Lesser General Public
License along with this library in the file named "LICENSE".
If not, write to the Free Software Foundation, 51 Franklin Street,
Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
Alternatively, the contents of this file may be used under the terms of the
License, as published by the Free Software Foundation, either version 2
of the License or (at your option) any later version.
*/
#include <cstdio>
#include "graphite2/Log.h"
#include "inc/debug.h"
#include "inc/CharInfo.h"
#include "inc/Slot.h"
#include "inc/Segment.h"
#include "inc/json.h"
#include "inc/Collider.h"
#if defined _WIN32
#include "windows.h"
#endif
using namespace graphite2;
#if !defined GRAPHITE2_NTRACING
json *global_log = 0;
#endif
extern "C" {
bool gr_start_logging(GR_MAYBE_UNUSED gr_face * face, const char *log_path)
{
if (!log_path) return false;
#if !defined GRAPHITE2_NTRACING
gr_stop_logging(face);
#if defined _WIN32
int n = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, log_path, -1, 0, 0);
if (n == 0 || n > MAX_PATH - 12) return false;
LPWSTR wlog_path = gralloc<WCHAR>(n);
if (!wlog_path) return false;
FILE *log = 0;
if (wlog_path && MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, log_path, -1, wlog_path, n))
log = _wfopen(wlog_path, L"wt");
free(wlog_path);
#else // _WIN32
FILE *log = fopen(log_path, "wt");
#endif // _WIN32
if (!log) return false;
if (face)
{
face->setLogger(log);
if (!face->logger()) return false;
*face->logger() << json::array;
#ifdef GRAPHITE2_TELEMETRY
*face->logger() << face->tele;
#endif
}
else
{
global_log = new json(log);
*global_log << json::array;
}
return true;
#else // GRAPHITE2_NTRACING
return false;
#endif // GRAPHITE2_NTRACING
}
bool graphite_start_logging(FILE * /* log */, GrLogMask /* mask */)
{
//#if !defined GRAPHITE2_NTRACING
// graphite_stop_logging();
//
// if (!log) return false;
//
// dbgout = new json(log);
// if (!dbgout) return false;
//
// *dbgout << json::array;
// return true;
//#else
return false;
//#endif
}
void gr_stop_logging(GR_MAYBE_UNUSED gr_face * face)
{
#if !defined GRAPHITE2_NTRACING
if (face && face->logger())
{
FILE * log = face->logger()->stream();
face->setLogger(0);
fclose(log);
}
else if (!face && global_log)
{
FILE * log = global_log->stream();
delete global_log;
global_log = 0;
fclose(log);
}
#endif
}
void graphite_stop_logging()
{
// if (dbgout) delete dbgout;
// dbgout = 0;
}
} // extern "C"
#ifdef GRAPHITE2_TELEMETRY
size_t * graphite2::telemetry::_category = 0UL;
#endif
#if !defined GRAPHITE2_NTRACING
#ifdef GRAPHITE2_TELEMETRY
json & graphite2::operator << (json & j, const telemetry & t) throw()
{
j << json::object
<< "type" << "telemetry"
<< "silf" << t.silf
<< "states" << t.states
<< "starts" << t.starts
<< "transitions" << t.transitions
<< "glyphs" << t.glyph
<< "code" << t.code
<< "misc" << t.misc
<< "total" << (t.silf + t.states + t.starts + t.transitions + t.glyph + t.code + t.misc)
<< json::close;
return j;
}
#else
json & graphite2::operator << (json & j, const telemetry &) throw()
{
return j;
}
#endif
json & graphite2::operator << (json & j, const CharInfo & ci) throw()
{
return j << json::object
<< "offset" << ci.base()
<< "unicode" << ci.unicodeChar()
<< "break" << ci.breakWeight()
<< "flags" << ci.flags()
<< "slot" << json::flat << json::object
<< "before" << ci.before()
<< "after" << ci.after()
<< json::close
<< json::close;
}
json & graphite2::operator << (json & j, const dslot & ds) throw()
{
assert(ds.first);
assert(ds.second);
const Segment & seg = *ds.first;
const Slot & s = *ds.second;
const SlotCollision *cslot = seg.collisionInfo(ds.second);
j << json::object
<< "id" << objectid(ds)
<< "gid" << s.gid()
<< "charinfo" << json::flat << json::object
<< "original" << s.original()
<< "before" << s.before()
<< "after" << s.after()
<< json::close
<< "origin" << s.origin()
<< "shift" << Position(float(s.getAttr(0, gr_slatShiftX, 0)),
float(s.getAttr(0, gr_slatShiftY, 0)))
<< "advance" << s.advancePos()
<< "insert" << s.isInsertBefore()
<< "break" << s.getAttr(&seg, gr_slatBreak, 0);
if (s.just() > 0)
j << "justification" << s.just();
if (s.getBidiLevel() > 0)
j << "bidi" << s.getBidiLevel();
if (!s.isBase())
j << "parent" << json::flat << json::object
<< "id" << objectid(dslot(&seg, s.attachedTo()))
<< "level" << s.getAttr(0, gr_slatAttLevel, 0)
<< "offset" << s.attachOffset()
<< json::close;
j << "user" << json::flat << json::array;
for (int n = 0; n!= seg.numAttrs(); ++n)
j << s.userAttrs()[n];
j << json::close;
if (s.firstChild())
{
j << "children" << json::flat << json::array;
for (const Slot *c = s.firstChild(); c; c = c->nextSibling())
j << objectid(dslot(&seg, c));
j << json::close;
}
if (cslot)
{
// Note: the reason for using Positions to lump together related attributes is to make the
// JSON output slightly more compact.
j << "collision" << json::flat << json::object
// << "shift" << cslot->shift() -- not used pass level, only within the collision routine itself
<< "offset" << cslot->offset()
<< "limit" << cslot->limit()
<< "flags" << cslot->flags()
<< "margin" << Position(cslot->margin(), cslot->marginWt())
<< "exclude" << cslot->exclGlyph()
<< "excludeoffset" << cslot->exclOffset();
if (cslot->seqOrder() != 0)
{
j << "seqclass" << Position(cslot->seqClass(), cslot->seqProxClass())
<< "seqorder" << cslot->seqOrder()
<< "seqabove" << Position(cslot->seqAboveXoff(), cslot->seqAboveWt())
<< "seqbelow" << Position(cslot->seqBelowXlim(), cslot->seqBelowWt())
<< "seqvalign" << Position(cslot->seqValignHt(), cslot->seqValignWt());
}
j << json::close;
}
return j << json::close;
}
graphite2::objectid::objectid(const dslot & ds) throw()
{
const Slot * const p = ds.second;
uint32 s = uint32(reinterpret_cast<size_t>(p));
sprintf(name, "%.4x-%.2x-%.4hx", uint16(s >> 16), uint16(p ? p->userAttrs()[ds.first->silf()->numUser()] : 0), uint16(s));
name[sizeof name-1] = 0;
}
graphite2::objectid::objectid(const Segment * const p) throw()
{
uint32 s = uint32(reinterpret_cast<size_t>(p));
sprintf(name, "%.4x-%.2x-%.4hx", uint16(s >> 16), 0, uint16(s));
name[sizeof name-1] = 0;
}
#endif