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# -*- coding: utf-8 -*-
from kivy.app import App
from kivy.uix.widget import Widget
from kivy.graphics import Color, Ellipse, Rectangle, RoundedRectangle
from kivy.lang import Builder
TEXTURE = 'kiwi.jpg'
YELLOW = (1, .7, 0)
ORANGE = (1, .45, 0)
RED = (1, 0, 0)
WHITE = (1, 1, 1)
class RoundedRectangleWidget(Widget):
def prepare(self):
with self.canvas:
Color(*WHITE)
# Rectangle of default size 100x100
Rectangle(pos=(50, 400))
# RoundedRectangles of default size 100x100:
# Textured:
RoundedRectangle(
pos=(175, 400), radius=[0, 50, 0, 50], source=TEXTURE)
# Colored:
Color(*YELLOW)
RoundedRectangle(pos=(300, 400), radius=[0, 50, 0, 50])
# Textured + Colored
# Color(.3,.3,.3, 1)
RoundedRectangle(
pos=(425, 400), radius=[0, 50, 0, 50], source=TEXTURE)
# Possible radius arguments:
# 1) Same value for each corner
Color(*ORANGE)
# With same radius 20x20
RoundedRectangle(pos=(50, 275), radius=[20])
# With same radius dimensions 20x40
RoundedRectangle(pos=(175, 275), radius=[(20, 40)])
# 2) Different values for each corner
Color(*RED)
# With different radiuses NxN:
RoundedRectangle(pos=(300, 275), radius=[10, 20, 30, 40])
# With different radiuses:
RoundedRectangle(
pos=(425, 275),
radius=[(10, 20), (20, 30), (30, 40), (40, 50)])
# Default ellipses
Color(*WHITE)
Ellipse(pos=(50, 150))
Ellipse(pos=(175, 150))
Ellipse(pos=(300, 150))
Ellipse(pos=(425, 150))
# Radius dimensions can't be bigger than half of the figure side
RoundedRectangle(pos=(175, 150), radius=[9000], source=TEXTURE)
# Segments parameter defines how many segments each corner has.
# More segments - more roundness
Color(*RED)
RoundedRectangle(pos=(300, 150), radius=[9000])
RoundedRectangle(pos=(425, 150), radius=[9000], segments=15)
Color(*ORANGE)
RoundedRectangle(pos=(425, 150), radius=[9000], segments=2)
Color(*YELLOW)
RoundedRectangle(pos=(425, 150), radius=[9000], segments=1)
# Various sizes
# You can cut corners by setting segments to 1.
# You can set different segment count to corners,
# by using a list useful for lowering vertex count
# by using small amount on small corners, while using
# bigger amount on bigger corners.
RoundedRectangle(
pos=(50, 25),
radius=[40],
segments=[1, 1, 10, 10],
size=(125, 100))
# If radius dimension is 0, then the corner will be sharp
# (90 degrees). It is also possible to mix tuple values
# with numeric
Color(*ORANGE)
RoundedRectangle(
pos=(200, 25),
radius=[(40, 20),
45.5, 45.5, 0],
segments=[2, 3, 3, 1], size=(125, 100))
Color(*RED)
RoundedRectangle(
pos=(350, 25),
radius=[(40, 40), (40, 40), (20, 20), (20, 20)],
segments=[2, 3, 3, 2],
size=(150, 100))
class DrawRoundedRectanglesApp(App):
def build(self):
kv = '''
Widget:
canvas:
Color:
rgba: 1, 1,1, 1
RoundedRectangle:
pos: 575, 400
size: 100, 100
radius: [0, 50, 0, 50]
source: 'kiwi.jpg'
Color:
rgba: 0, 0.8, 0.8, 1
RoundedRectangle:
pos: 575, 275
size: 100, 100
radius: [(10, 20), (20, 30), (30, 40), (40, 50)]
RoundedRectangle:
pos: 575, 150
size: 100, 100
radius: [9000]
segments: 15
RoundedRectangle:
pos: 550, 25
size: 150, 100
segments: [1, 2, 1, 3]
radius: [30, 40, 30, 40]
'''
widget = RoundedRectangleWidget()
widget.prepare()
kvrect = Builder.load_string(kv)
widget.add_widget(kvrect)
return widget
if __name__ == '__main__':
DrawRoundedRectanglesApp().run()
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