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# Example of a group that edits a single property
# using the predefined manipulator arrow.
#
# Usage: Select a lamp in the 3D view and drag the arrow at it's rear
# to change it's energy value.
#
import bpy
from bpy.types import (
ManipulatorGroup,
)
class MyLampWidgetGroup(ManipulatorGroup):
bl_idname = "OBJECT_WGT_lamp_test"
bl_label = "Test Lamp Widget"
bl_space_type = 'VIEW_3D'
bl_region_type = 'WINDOW'
bl_options = {'3D', 'PERSISTENT'}
@classmethod
def poll(cls, context):
ob = context.object
return (ob and ob.type == 'LAMP')
def setup(self, context):
# Arrow manipulator has one 'offset' property we can assign to the lamp energy.
ob = context.object
mpr = self.manipulators.new("MANIPULATOR_WT_arrow_3d")
mpr.target_set_prop("offset", ob.data, "energy")
mpr.matrix_basis = ob.matrix_world.normalized()
mpr.draw_style = 'BOX'
mpr.color = 1.0, 0.5, 0.0
mpr.alpha = 0.5
mpr.color_highlight = 1.0, 0.5, 1.0
mpr.alpha_highlight = 0.5
self.energy_widget = mpr
def refresh(self, context):
ob = context.object
mpr = self.energy_widget
mpr.matrix_basis = ob.matrix_world.normalized()
bpy.utils.register_class(MyLampWidgetGroup)
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