# - Draw unwayed segments
if params['unwayed']=='true'
- lastx=lasty=-999999
-
sql="SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,"+
" cn2.latitude AS lat2,cn2.longitude AS lon2 "+
" FROM current_segments "+
" WHERE (cn1.longitude BETWEEN #{xmin} AND #{xmax})"+
" AND (cn1.latitude BETWEEN #{ymin} AND #{ymax})"+
" AND segment_id IS NULL"+
+ " AND current_segments.visible=1"+
" AND cn1.id=node_a AND cn1.visible=1"+
" AND cn2.id=node_b AND cn2.visible=1"
seglist=ActiveRecord::Base.connection.select_all sql
seglist.each do |row|
- xs1=long2coord(row['lon1'].to_f); ys1=lat2coord(row['lat1'].to_f)
- xs2=long2coord(row['lon2'].to_f); ys2=lat2coord(row['lat2'].to_f)
- if (xs1==lastx and ys1==lasty)
- b+=drawTo(xs2*20, ys2*20)
- lastx=xs2; lasty=ys2
- elsif (xs2==lastx and ys2==lasty)
- b+=drawTo(xs1*20, ys1*20)
- lastx=xs1; lasty=ys1
+ xs1=(long2coord(row['lon1'].to_f,baselong,masterscale)*20).floor; ys1=(lat2coord(row['lat1'].to_f,basey,masterscale)*20).floor
+ xs2=(long2coord(row['lon2'].to_f,baselong,masterscale)*20).floor; ys2=(lat2coord(row['lat2'].to_f,basey,masterscale)*20).floor
+ if (xs1==absx and ys1==absy)
+ b+=drawTo(absx,absy,xs2,ys2)
+ absx=xs2; absy=ys2
+ elsif (xs2==absx and ys2==absy)
+ b+=drawTo(absx,absy,xs1,ys1)
+ absx=xs1; absy=ys1
else
- b+=startAndMove(xs1*20,ys1*20,'10')
- b+=drawTo(xs2*20, ys2*20)
- lastx=xs2; lasty=ys2
+ b+=startAndMove(xs1,ys1,'10')
+ b+=drawTo(xs1,ys1,xs2,ys2)
+ absx=xs2; absy=ys2
end
- absx=lastx.floor; absy=lasty.floor
while b.length>80 do
r+=[b.slice!(0...80)].pack("B*")
end
m=packRect(bounds_left,bounds_right,bounds_bottom,bounds_top) + 0.chr + 12.chr + packUI16(1) + m
m='FWS' + 6.chr + packUI32(m.length+8) + m
- response.headers["Content-Type"]="application/x-shockwave-flash"
- render :text=>m
+ render :text => m, :content_type => "application/x-shockwave-flash"
end
private