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fix for svn compile problem

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git-svn-id: http://svn.osgeo.org/qgis/trunk@5271 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
mhugent 2006-04-12 20:58:03 +00:00
parent 1615f2b0dc
commit e7cf5904fa
1 changed files with 49 additions and 47 deletions
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96
src/core/qgsgeometry.cpp
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@ -940,55 +940,57 @@ QgsPoint QgsGeometry::closestSegmentWithContext(QgsPoint& point,
switch (wkbType)
{
case QGis::WKBPoint:
// Points have no lines
return QgsPoint(0,0);
case QGis::WKBLineString:
closestSegmentIndex = 0;
unsigned char* ptr = mGeometry + 5;
int* npoints = (int*) ptr;
ptr += sizeof(int);
for (int index=0; index < *npoints; ++index)
{
if (index > 0)
{
prevx = thisx;
prevy = thisy;
}
thisx = (double*) ptr;
ptr += sizeof(double);
thisy = (double*) ptr;
if (index > 0)
{
if (
(
testdist = distanceSquaredPointToSegment(point,
prevx, prevy,
thisx, thisy,
minDistPoint) // TODO: save minDistPoint into something meaningful.
)
< sqrDist )
{
#ifdef QGISDEBUG
// std::cout << "QgsGeometry::closestSegment: testDist "
// << testdist << ", sqrDist"
// << sqrDist
// << "." << std::endl;
#endif
closestSegmentIndex = index;
sqrDist = testdist;
}
}
ptr += sizeof(double);
// Points have no lines
return QgsPoint(0,0);
}
case QGis::WKBLineString:
{
closestSegmentIndex = 0;
unsigned char* ptr = mGeometry + 5;
int* npoints = (int*) ptr;
ptr += sizeof(int);
for (int index=0; index < *npoints; ++index)
{
if (index > 0)
{
prevx = thisx;
prevy = thisy;
}
thisx = (double*) ptr;
ptr += sizeof(double);
thisy = (double*) ptr;
if (index > 0)
{
if (
(
testdist = distanceSquaredPointToSegment(point,
prevx, prevy,
thisx, thisy,
minDistPoint) // TODO: save minDistPoint into something meaningful.
)
< sqrDist )
{
#ifdef QGISDEBUG
// std::cout << "QgsGeometry::closestSegment: testDist "
// << testdist << ", sqrDist"
// << sqrDist
// << "." << std::endl;
#endif
closestSegmentIndex = index;
sqrDist = testdist;
}
}
ptr += sizeof(double);
}
beforeVertex.push_back(closestSegmentIndex);
break;
}
beforeVertex.push_back(closestSegmentIndex);
break;
//todo: add wkb parsing
case QGis::WKBPolygon:
{