bool MgBaseRect::_setHandlePoint(UInt32 index, const Point2d& pt, float)
{
if (index < 4 && getFlag(kMgSquare)) {
Point2d basept(getCenter());
Point2d pt2(pt * Matrix2d::rotation(-getAngle(), basept));
setRect(basept * 2.f - pt2.asVector(), pt2, getAngle(), basept);
}
else {
Point2d pt2(pt * Matrix2d::rotation(-getAngle(), getCenter()));
Box2d rect(getRect());
mgMoveRectHandle(rect, index, pt2);
if (getFlag(kMgSquare) && (4 == index || 6 == index)) {
rect = Box2d(rect.center(), rect.height(), rect.height());
}
else if (getFlag(kMgSquare)) {
rect = Box2d(rect.center(), rect.width(), rect.width());
}
setRect(rect.leftTop(), rect.rightBottom(), getAngle(), getCenter());
}
update();
return true;
}
bool MgBaseShape::_rotateHandlePoint(int index, const Point2d& pt)
{
if (getFlag(kMgFixedLength)) {
if (getFlag(kMgRotateDisnable)) {
offset(pt - getHandlePoint(index), -1);
}
else {
Point2d basept(_extent.center());
if (!getFlag(kMgSquare)) {
int baseindex = index > 0 ? index - 1 : getHandleCount() - 1;
while (baseindex > 0 && isHandleFixed(baseindex))
baseindex--;
basept = (getHandlePoint(baseindex));
}
float a1 = (pt - basept).angle2();
float a2 = (getHandlePoint(index) - basept).angle2();
transform(Matrix2d::rotation(a1 - a2, basept));
}
return true;
}
return false;
}
