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Code cleanup

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This commit is contained in:
Martin Tůma 2022-04-04 22:27:57 +02:00
parent 8cf4c474f2
commit fc033826a1
2 changed files with 102 additions and 64 deletions
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158
src/map/IMG/rgnfile.cpp
View File

@ -37,11 +37,96 @@ RGNFile::~RGNFile()
delete _huffmanTable;
}
bool RGNFile::readRasterInfo(Handle &hdl, const LBLFile *lbl, quint32 size,
MapData::Poly *poly) const
{
quint32 id;
quint32 top, right, bottom, left;
if (!(lbl && lbl->imageIdSize()))
return false;
if (size < lbl->imageIdSize() + 16U)
return false;
if (!(readVUInt32(hdl, lbl->imageIdSize(), id)
&& readUInt32(hdl, top) && readUInt32(hdl, right)
&& readUInt32(hdl, bottom) && readUInt32(hdl, left)))
return false;
poly->raster = Raster(lbl, id, QRect(QPoint(left, top), QPoint(right,
bottom)));
return true;
}
bool RGNFile::readDepthInfo(Handle &hdl, quint8 flags, quint32 size,
MapData::Point *point) const
{
quint32 depth = 0;
quint32 units = (flags >> 3) & 3;
quint32 val;
if (!size) {
depth = flags & 0x3f;
units = (flags >> 5) & 2;
} else if (size == 1) {
if (!readUInt8(hdl, val))
return false;
depth = val | ((quint32)flags & 7) << 8;
} else if (size < 4) {
Q_ASSERT(!(flags & 4));
if (!readVUInt32(hdl, size, val))
return false;
depth = val | ((quint32)flags & 3) << (size * 8);
} else
return false;
point->label = QString::number(d2m(depth, units));
return true;
}
bool RGNFile::readObstructionInfo(Handle &hdl, quint8 flags, quint32 size,
MapData::Point *point) const
{
quint32 val, rb = size;
quint32 units = (flags >> 3) & 3;
if (!size)
return false;
if ((flags & 7) == 7) {
if (!readUInt8(hdl, val))
return false;
rb--;
}
if (!readVUInt32(hdl, rb, val))
return false;
point->label = QString::number(d2m(val, units));
return true;
}
bool RGNFile::readLabel(Handle &hdl, const LBLFile *lbl, Handle &lblHdl,
quint8 flags, quint32 size, MapData::Point *point) const
{
if (!(flags & 1))
return true;
if (!lbl)
return false;
point->label = lbl->label(lblHdl, this, hdl, size);
point->classLabel = true;
return true;
}
bool RGNFile::readClassFields(Handle &hdl, SegmentType segmentType,
void *object, const LBLFile *lbl, Handle &lblHdl) const
{
quint8 flags;
quint32 rs;
quint32 rs = 0;
MapData::Poly *poly = (segmentType == Polygon)
? (MapData::Poly *) object : 0;
MapData::Point *point = (segmentType == Point)
@ -64,73 +149,18 @@ bool RGNFile::readClassFields(Handle &hdl, SegmentType segmentType,
if (!readVUInt32(hdl, rs))
return false;
break;
default:
rs = 0;
break;
}
quint32 off = pos(hdl);
if (poly && Style::isRaster(poly->type) && lbl && lbl->imageIdSize()) {
quint32 id;
quint32 top, right, bottom, left;
if (rs < lbl->imageIdSize() + 16U)
return false;
if (!(readVUInt32(hdl, lbl->imageIdSize(), id)
&& readUInt32(hdl, top) && readUInt32(hdl, right)
&& readUInt32(hdl, bottom) && readUInt32(hdl, left)))
return false;
poly->raster = Raster(lbl, id, QRect(QPoint(left, top), QPoint(right,
bottom)));
}
if (point && Style::isDepthPoint(point->type)) {
quint32 depth = 0;
quint32 units = (flags >> 3) & 3;
if (rs == 0) {
depth = flags & 0x3f;
units = (flags >> 5) & 2;
} else if (rs == 1) {
quint32 val;
if (!readUInt8(hdl, val))
return false;
depth = val | ((quint32)flags & 7) << 8;
} else if (rs < 4) {
quint32 val;
Q_ASSERT(!(flags & 4));
if (!readVUInt32(hdl, rs, val))
return false;
depth = val | ((quint32)flags & 3) << (rs * 8);
}
if (depth)
point->label = QString::number(d2m(depth, units));
}
if (point && Style::isObstructionPoint(point->type) && rs) {
quint32 val, rb = rs;
quint32 units = (flags >> 3) & 3;
if ((flags & 7) == 7) {
if (!readUInt8(hdl, val))
return false;
rb--;
}
if (!readVUInt32(hdl, rb, val))
return false;
point->label = QString::number(d2m(val, units));
}
if (point && !Style::isMarinePoint(point->type) && (flags & 1) && lbl) {
point->label = lbl->label(lblHdl, this, hdl, rs);
point->classLabel = true;
}
if (poly && Style::isRaster(poly->type))
readRasterInfo(hdl, lbl, rs, poly);
if (point && Style::isDepthPoint(point->type))
readDepthInfo(hdl, flags, rs, point);
if (point && Style::isObstructionPoint(point->type))
readObstructionInfo(hdl, flags, rs, point);
if (point && !Style::isMarinePoint(point->type))
readLabel(hdl, lbl, lblHdl, flags, rs, point);
return seek(hdl, off + rs);
}

8
src/map/IMG/rgnfile.h
View File

@ -58,6 +58,14 @@ private:
const LBLFile *lbl, Handle &lblHdl) const;
bool skipLclFields(Handle &hdl, const quint32 flags[3]) const;
bool skipGblFields(Handle &hdl, quint32 flags) const;
bool readRasterInfo(Handle &hdl, const LBLFile *lbl, quint32 size,
MapData::Poly *poly) const;
bool readDepthInfo(Handle &hdl, quint8 flags, quint32 size,
MapData::Point *point) const;
bool readObstructionInfo(Handle &hdl, quint8 flags, quint32 size,
MapData::Point *point) const;
bool readLabel(Handle &hdl, const LBLFile *lbl, Handle &lblHdl,
quint8 flags, quint32 size, MapData::Point *point) const;
HuffmanTable *_huffmanTable;
Section _base, _dict, _polygons, _lines, _points;