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Various fixes to qlo10k1

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Various fixes by Tim <terminator356@users.sourceforge.net>:

- ld10k1 0.1.8p1 recommended for best operation.
- Fixed link disconnect bug.
- Now remembers last file open/save dir.
- Now unused IO/FX do not disappear upon refresh.
- Refresh/redraw fixups.
This commit is contained in:
Takashi Iwai 2005-06-03 12:31:54 +00:00
parent 700edf08b4
commit 8d95c04c7e
14 changed files with 221 additions and 48 deletions
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54
qlo10k1/src/structure_link.cpp
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@ -391,6 +391,7 @@ void StrLink::updateOneSegment(QScrollView *sv, int r, float zoom)
}
}
// Determines whether a point is close enough to a another point, within LINK_SELECT_WH.
bool StrLink::containsPointPoint(QPoint &p, int xp, int yp)
{
QRect r(p.x() - LINK_SELECT_WH / 2, p.y() - LINK_SELECT_WH / 2,
@ -399,6 +400,7 @@ bool StrLink::containsPointPoint(QPoint &p, int xp, int yp)
return r.contains(xp, yp);
}
// Determines whether a point is on a line segment.
bool StrLink::containsPointSegment(QPoint &p1, QPoint &p2, int xp, int yp)
{
QRect r(p1, p2);
@ -638,3 +640,55 @@ bool StrLink::delSegmentPoint(int num)
return false;
}
// Returns route number which segment containing point leads to, else -1
int StrLink::getRouteNumFromPoint(int xp, int yp)
{
int i;
unsigned j;
if (xp < x() || xp > x() + width() ||
yp < y() || yp > y() + height())
return -1;
if (useMixPoint)
{
if (containsPointPoint(mixPoint, xp, yp))
return -1;
}
for (i = 0; i < POINTINFO_MAX_CONN_PER_POINT + 1; i++)
{
if (routes[i])
{
QPoint fp = routesEndPoints[i];
if (containsPointPoint(fp, xp, yp))
return i;
for (j = 0; j < routesPoints[i].count(); j++)
{
QPoint tmpp = routesPoints[i][j];
if (containsPointPoint(tmpp, xp, yp))
return i;
if (containsPointSegment(fp, tmpp, xp, yp))
return i;
fp = tmpp;
}
if (useMixPoint)
{
if (containsPointSegment(fp, mixPoint, xp, yp))
return i;
}
else
{
if (containsPointSegment(fp, routesEndPoints[0], xp, yp))
return i;
}
}
}
return -1;
}