proj = OSM::Mercator.new(min_lat, min_lon, max_lat, max_lon, width, height)
linegc = Magick::Draw.new
- linegc.stroke_linejoin('miter')
+ linegc.stroke_linejoin("miter")
linegc.stroke_width(1)
- linegc.stroke('#BBBBBB')
- linegc.fill('#BBBBBB')
+ linegc.stroke("#BBBBBB")
+ linegc.fill("#BBBBBB")
highlightgc = Magick::Draw.new
- highlightgc.stroke_linejoin('miter')
+ highlightgc.stroke_linejoin("miter")
highlightgc.stroke_width(3)
- highlightgc.stroke('#000000')
- highlightgc.fill('#000000')
+ highlightgc.stroke("#000000")
+ highlightgc.fill("#000000")
- images = []
-
- frames.times do
- image = Magick::Image.new(width, height) do |image|
- image.background_color = 'white'
- image.format = 'GIF'
+ images = Array(frames) do
+ Magick::Image.new(width, height) do |image|
+ image.background_color = "white"
+ image.format = "GIF"
end
-
- images << image
end
oldpx = 0.0
oldpy = 0.0
- first = true
-
m = 0
mm = 0
points do |p|
if m > 0
frames.times do |n|
- if n == mm
- gc = highlightgc.dup
- else
- gc = linegc.dup
- end
+ gc = if n == mm
+ highlightgc.dup
+ else
+ linegc.dup
+ end
gc.line(px, py, oldpx, oldpy)
end
m += 1
- if m > num_points.to_f / frames.to_f * (mm + 1)
- mm += 1
- end
+ mm += 1 if m > num_points.to_f / frames.to_f * (mm + 1)
oldpy = py
oldpx = px
end
il.delay = 50
- il.format = 'GIF'
+ il.format = "GIF"
il.to_blob
end
proj = OSM::Mercator.new(min_lat, min_lon, max_lat, max_lon, width, height)
gc = Magick::Draw.new
- gc.stroke_linejoin('miter')
+ gc.stroke_linejoin("miter")
gc.stroke_width(1)
- gc.stroke('#000000')
- gc.fill('#000000')
+ gc.stroke("#000000")
+ gc.fill("#000000")
- image = Magick::Image.new(width, height) do |image|
- image.background_color = 'white'
- image.format = 'GIF'
+ image = Magick::Image.new(width, height) do |i|
+ i.background_color = "white"
+ i.format = "GIF"
end
oldpx = 0.0
end
end
- private
-
- class TrkPt < Struct.new(:segment, :latitude, :longitude, :altitude, :timestamp)
+ TrkPt = Struct.new(:segment, :latitude, :longitude, :altitude, :timestamp) do
def valid?
latitude && longitude && timestamp &&
latitude >= -90 && latitude <= 90 &&