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Zoom in and out to selected nodes (#4061)
* zoom in and out to selected * to shortcuts docs * minor tweaks
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# -*- coding: utf-8 -*- | ||
# ##### BEGIN GPL LICENSE BLOCK ##### | ||
# | ||
# This program is free software; you can redistribute it and/or | ||
# modify it under the terms of the GNU General Public License | ||
# as published by the Free Software Foundation; either version 2 | ||
# of the License, or (at your option) any later version. | ||
# | ||
# This program is distributed in the hope that it will be useful, | ||
# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
# GNU General Public License for more details. | ||
# | ||
# You should have received a copy of the GNU General Public License | ||
# along with this program; if not, write to the Free Software Foundation, | ||
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
# | ||
# ##### END GPL LICENSE BLOCK ##### | ||
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import bpy | ||
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class ZoomToNodeOperator(bpy.types.Operator): | ||
"""Zoom In and Out from node""" | ||
bl_idname = "node.zoom_to_node" | ||
bl_label = "Zoom To Node Operator" | ||
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@classmethod | ||
def poll(cls, context): | ||
space = context.space_data | ||
return space.type == 'NODE_EDITOR' | ||
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def execute(self, context): | ||
if context.scene.zoomed_in: | ||
bpy.ops.node.view_all() | ||
for i in range(5): | ||
bpy.ops.view2d.zoom_in() | ||
context.scene.zoomed_in = False | ||
else: | ||
context.scene.zoomed_in = True | ||
bpy.ops.view2d.zoom_border() | ||
bpy.ops.node.view_selected() | ||
node_selected = context.selected_nodes | ||
if len(node_selected) > 1: | ||
for i in range(3): | ||
bpy.ops.view2d.zoom_in() | ||
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return {'FINISHED'} | ||
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def register(): | ||
bpy.utils.register_class(ZoomToNodeOperator) | ||
bpy.types.Scene.zoomed_in = bpy.props.BoolProperty( | ||
name='Zoom In and out from node', | ||
default=False, | ||
description='Zoom to selected/ Zoom to all') | ||
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def unregister(): | ||
bpy.utils.unregister_class(ZoomToNodeOperator) | ||
del bpy.types.Scene.zoomed_in |