blender/release/scripts/startup/bl_operators/image.py

203 lines
6.4 KiB
Python

# ##### 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 #####
# <pep8 compliant>
import bpy
from bpy.props import StringProperty
class EditExternally(bpy.types.Operator):
'''Edit image in an external application'''
bl_idname = "image.external_edit"
bl_label = "Image Edit Externally"
bl_options = {'REGISTER'}
filepath = StringProperty(name="File Path", description="Path to an image file", maxlen=1024, default="")
def _editor_guess(self, context):
import sys
image_editor = context.user_preferences.filepaths.image_editor
# use image editor in the preferences when available.
if not image_editor:
if sys.platform[:3] == "win":
image_editor = ["start"] # not tested!
elif sys.platform == "darwin":
image_editor = ["open"]
else:
image_editor = ["gimp"]
else:
if sys.platform == "darwin":
# blender file selector treats .app as a folder
# and will include a trailing backslash, so we strip it.
image_editor.rstrip('\\')
image_editor = ["open", "-a", image_editor]
else:
image_editor = [image_editor]
return image_editor
def execute(self, context):
import os
import subprocess
filepath = bpy.path.abspath(self.filepath)
if not os.path.exists(filepath):
self.report({'ERROR'}, "Image path %r not found." % filepath)
return {'CANCELLED'}
cmd = self._editor_guess(context) + [filepath]
try:
subprocess.Popen(cmd)
except:
import traceback
traceback.print_exc()
self.report({'ERROR'}, "Image editor not found, please specify in User Preferences > File")
return {'CANCELLED'}
return {'FINISHED'}
def invoke(self, context, event):
try:
filepath = context.space_data.image.filepath
except:
import traceback
traceback.print_exc()
self.report({'ERROR'}, "Image not found on disk")
return {'CANCELLED'}
self.filepath = filepath
self.execute(context)
return {'FINISHED'}
class SaveDirty(bpy.types.Operator):
"""Save all modified textures"""
bl_idname = "image.save_dirty"
bl_label = "Save Dirty"
bl_options = {'REGISTER', 'UNDO'}
def execute(self, context):
unique_paths = set()
for image in bpy.data.images:
if image.is_dirty:
filepath = bpy.path.abspath(image.filepath)
if "\\" not in filepath and "/" not in filepath:
self.report({'WARNING'}, "Invalid path: " + filepath)
elif filepath in unique_paths:
self.report({'WARNING'}, "Path used by more then one image: " + filepath)
else:
unique_paths.add(filepath)
image.save()
return {'FINISHED'}
class ProjectEdit(bpy.types.Operator):
"""Edit a snapshot of the viewport in an external image editor"""
bl_idname = "image.project_edit"
bl_label = "Project Edit"
bl_options = {'REGISTER'}
_proj_hack = [""]
def execute(self, context):
import os
import subprocess
EXT = "png" # could be made an option but for now ok
for image in bpy.data.images:
image.tag = True
if 'FINISHED' not in bpy.ops.paint.image_from_view():
return {'CANCELLED'}
image_new = None
for image in bpy.data.images:
if not image.tag:
image_new = image
break
if not image_new:
self.report({'ERROR'}, "Could not make new image")
return {'CANCELLED'}
filepath = os.path.basename(bpy.data.filepath)
filepath = os.path.splitext(filepath)[0]
# filepath = bpy.path.clean_name(filepath) # fixes <memory> rubbish, needs checking
if filepath.startswith(".") or filepath == "":
# TODO, have a way to check if the file is saved, assume startup.blend
tmpdir = context.user_preferences.filepaths.temporary_directory
filepath = os.path.join(tmpdir, "project_edit")
else:
filepath = "//" + filepath
obj = context.object
if obj:
filepath += "_" + bpy.path.clean_name(obj.name)
filepath_final = filepath + "." + EXT
i = 0
while os.path.exists(bpy.path.abspath(filepath_final)):
filepath_final = filepath + ("%.3d.%s" % (i, EXT))
i += 1
image_new.name = os.path.basename(filepath_final)
ProjectEdit._proj_hack[0] = image_new.name
image_new.filepath_raw = filepath_final # TODO, filepath raw is crummy
image_new.file_format = 'PNG'
image_new.save()
try:
bpy.ops.image.external_edit(filepath=filepath_final)
except RuntimeError as re:
self.report({'ERROR'}, str(re))
return {'FINISHED'}
class ProjectApply(bpy.types.Operator):
"""Project edited image back onto the object"""
bl_idname = "image.project_apply"
bl_label = "Project Apply"
bl_options = {'REGISTER'}
def execute(self, context):
image_name = ProjectEdit._proj_hack[0] # TODO, deal with this nicer
try:
image = bpy.data.images[image_name]
except KeyError:
import traceback
traceback.print_exc()
self.report({'ERROR'}, "Could not find image '%s'" % image_name)
return {'CANCELLED'}
image.reload()
bpy.ops.paint.project_image(image=image_name)
return {'FINISHED'}