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# SPDX-License-Identifier: GPL-2.0-or-later
"""
Timeline Extra Info
Display amount of frames left until Frame End, very handy especially when
rendering an animation or OpenGL preview.
Display current/end time on SMPTE. Find it on the Timeline header.
"""
import bpy
def label_timeline_extra_info(self, context):
get_addon = "amaranth" in context.preferences.addons.keys()
if not get_addon:
return
layout = self.layout
scene = context.scene
if context.preferences.addons["amaranth"].preferences.use_timeline_extra_info:
row = layout.row(align=True)
# Check for preview range
frame_start = scene.frame_preview_start if scene.use_preview_range else scene.frame_start
frame_end = scene.frame_preview_end if scene.use_preview_range else scene.frame_end
row.label(
text="%s / %s" %
(bpy.utils.smpte_from_frame(
scene.frame_current -
frame_start),
bpy.utils.smpte_from_frame(
frame_end -
frame_start)))
if (scene.frame_current > frame_end):
row.label(text="%s Frames Ahead" %
((frame_end - scene.frame_current) * -1))
elif (scene.frame_current == frame_start):
row.label(text="Start Frame (%s left)" %
(frame_end - scene.frame_current))
elif (scene.frame_current == frame_end):
row.label(text="%s End Frame" % scene.frame_current)
else:
row.label(text="%s Frames Left" %
(frame_end - scene.frame_current))
def register():
bpy.types.STATUSBAR_HT_header.append(label_timeline_extra_info)
def unregister():
bpy.types.STATUSBAR_HT_header.remove(label_timeline_extra_info)
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