import ROOT
from ROOT.Experimental import RCanvas, RBox, RPadPos, RColor, RAttrFill, RAttrLine

# Create a canvas to be displayed.
canvas = RCanvas.Create("RBox drawing")

box1 = canvas.Draw[RBox](RPadPos(0.1, 0.1), RPadPos(0.3, 0.6))
box1.border.color = RColor.kBlue
box1.border.width = 5
box1.fill.color = RColor(0, 255, 0, 127)  # 50% opaque
box1.fill.style = RAttrFill.kSolid

box2 = canvas.Draw[RBox](RPadPos(0.4, 0.2), RPadPos(0.6, 0.7))
box2.border.color = RColor.kRed
box2.border.width = 10
box2.border.style = RAttrLine.kDashed
box2.fill.color = RColor(0, 0, 255, 179)  # 70% opaque
box2.fill.style = RAttrFill.kSolid

box3 = canvas.Draw[RBox](RPadPos(0.7, 0.4), RPadPos(0.9, 0.6))
box3.border.width = 3
box3.fill.color = RColor.kBlue
box3.fill.style = RAttrFill.kSolid

box4 = canvas.Draw[RBox](RPadPos(0.7, 0.7), RPadPos(0.9, 0.9))
box4.border.width = 4

box5 = canvas.Draw[RBox](RPadPos(0.7, 0.1), RPadPos(0.9, 0.3))
box5.border.rx = 10
box5.border.ry = 10
box5.border.width = 2

canvas.Show()