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Geography : bad centering for the selection area

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svn: r20554
This commit is contained in:
Serge Noiraud 2012-10-13 21:13:58 +00:00
parent 97e0ce0d4c
commit 3ca0b86fc4
1 changed files with 6 additions and 3 deletions
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9
gramps/plugins/lib/maps/selectionlayer.py
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@ -86,17 +86,20 @@ class SelectionLayer(GObject.GObject, osmgpsmap.MapLayer):
circle[2] - circle[0])
bottom_right = osmgpsmap.MapPoint.new_degrees(circle[1] - circle[0],
circle[2] + circle[0])
center = osmgpsmap.MapPoint.new_degrees(circle[1], circle[2])
crd_x, crd_y = gpsmap.convert_geographic_to_screen(top_left)
crd_x2, crd_y2 = gpsmap.convert_geographic_to_screen(bottom_right)
crd_xc, crd_yc = gpsmap.convert_geographic_to_screen(center)
width = float(crd_x2 - crd_x)
height = float(crd_y2 - crd_y)
ctx.save()
ctx.translate(crd_xc, crd_yc)
ctx.set_line_width(3.0)
ctx.set_source_rgba(0.0, 0.0, 0.0, 0.8)
ctx.scale(1.0, (height/width))
#ctx.arc(float(crd_x + crd_x2)/2, float(crd_y + crd_y2)/2, width, 0.0, 2*pi)
# TODO : placement bug : waiting bug correction on osm-gps-map
ctx.arc(float(crd_x + crd_x2)/2, float(crd_y+height*(height/width)/2), width, 0.0, 2*pi)
ctx.arc(float(0.0), float(0.0), width, 0.0, 2*pi)
ctx.stroke()
ctx.restore()
for rectangle in self.rectangles:
top_left, bottom_right = rectangle