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LN_draw_arc.py
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LN_draw_arc.py
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from arm.logicnode.arm_nodes import *
class DrawArcNode(ArmLogicTreeNode):
"""Draws an arc (part of a circle).
@input Draw: Activate to draw the arc on this frame. The input must
be (indirectly) called from an `On Render2D` node.
@input Color: The color of the arc.
@input Filled: Whether the arc is filled or only the outline is drawn.
@input Strength: The line strength if the arc is not filled.
@input Segments: How many line segments should be used to draw the
arc. 0 (default) = automatic.
@input Center X/Y: The position of the arc's center, in pixels from the top left corner.
@input Radius: The radius of the arc in pixels.
@input Start Angle/End Angle: The angles in radians where the
arc starts/ends, starting right of the arc's center.
@input Exterior Angle: Whether the angles describe an Exterior angle.
@output Out: Activated after the arc has been drawn.
@see [`kha.graphics2.GraphicsExtension.drawArc()`](http://kha.tech/api/kha/graphics2/GraphicsExtension.html#drawArc).
@see [`kha.graphics2.GraphicsExtension.fillArc()`](http://kha.tech/api/kha/graphics2/GraphicsExtension.html#fillArc).
"""
bl_idname = 'LNDrawArcNode'
bl_label = 'Draw Arc'
arm_section = 'draw'
arm_version = 1
def arm_init(self, context):
self.add_input('ArmNodeSocketAction', 'Draw')
self.add_input('ArmColorSocket', 'Color', default_value=[1.0, 1.0, 1.0, 1.0])
self.add_input('ArmBoolSocket', 'Filled', default_value=False)
self.add_input('ArmFloatSocket', 'Strength', default_value=1.0)
self.add_input('ArmIntSocket', 'Segments')
self.add_input('ArmFloatSocket', 'Center X')
self.add_input('ArmFloatSocket', 'Center Y')
self.add_input('ArmFloatSocket', 'Radius', default_value=20.0)
self.add_input('ArmFloatSocket', 'Start Angle')
self.add_input('ArmFloatSocket', 'End Angle')
self.add_input('ArmBoolSocket', 'Exterior Angle', default_value=False)
self.add_output('ArmNodeSocketAction', 'Out')