class GerbilCharts::SVGDC::SVGArc
SVGARC - a simple elliptical arc¶ ↑
Attributes
angle[RW]
cx[RW]
cy[RW]
px[RW]
py[RW]
qx[RW]
qy[RW]
r1[RW]
r2[RW]
Public Class Methods
new(cx,cy,r1,r2,px,py,qx,qy,angle)
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cx,cy = center point r1,r2 = radius 1, 2 px,py = starting point qx,qy = ending point
To create rectangle top left corner at (10,10) and width 200,height 100 do :
SVGRect.new (10,10,200,150)
Calls superclass method
# File lib/gerbilcharts/svgdc/svg_arc.rb, line 22 def initialize(cx,cy,r1,r2,px,py,qx,qy,angle) @cx,@cy,@r1,@r2,@px,@py,@qx,@qy=cx,cy,r1,r2,px,py,qx,qy @angle=angle super() end
Public Instance Methods
anglestr()
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# File lib/gerbilcharts/svgdc/svg_arc.rb, line 34 def anglestr angle >= 180 ? "1,1" : "0,1" end
render(xfrag)
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# File lib/gerbilcharts/svgdc/svg_arc.rb, line 28 def render(xfrag) d_str = "M#{cx},#{cy} L#{px},#{py} A#{r1},#{r2} 0 #{anglestr} #{qx},#{qy} " h= { :d => d_str } render_base(xfrag) { xfrag.path( h.merge(render_attributes)) } end