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#
#  This program is free software; you can redistribute it and/or
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#  as published by the Free Software Foundation; either version 2
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#  GNU General Public License for more details.
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#  along with this program; if not, write to the Free Software Foundation,
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# <pep8 compliant>

bl_info = {
    "name": "Autodesk FBX format",
    "author": "Campbell Barton",
    "blender": (2, 5, 7),
    "api": 35622,
    "location": "File > Import-Export",
    "description": "Import-Export FBX meshes, UV's, vertex colors, materials, textures, cameras and lamps",
    "warning": "",
    "wiki_url": "http://wiki.blender.org/index.php/Extensions:2.5/Py/"\
        "Scripts/Import-Export/Autodesk_FBX",
    "tracker_url": "",
    "support": 'OFFICIAL',
    "category": "Import-Export"}

# To support reload properly, try to access a package var, if it's there, reload everything
if "bpy" in locals():
    import imp
    if "export_fbx" in locals():
        imp.reload(export_fbx)


import bpy
from bpy.props import StringProperty, BoolProperty, FloatProperty, EnumProperty
from io_utils import ExportHelper


class ExportFBX(bpy.types.Operator, ExportHelper):
    '''Selection to an ASCII Autodesk FBX'''
    bl_idname = "export_scene.fbx"
    bl_label = "Export FBX"
    bl_options = {'PRESET'}

    filename_ext = ".fbx"
    filter_glob = StringProperty(default="*.fbx", options={'HIDDEN'})

    # List of operator properties, the attributes will be assigned
    # to the class instance from the operator settings before calling.

    use_selection = BoolProperty(name="Selected Objects", description="Export selected objects on visible layers", default=True)
# 	EXP_OBS_SCENE = BoolProperty(name="Scene Objects", description="Export all objects in this scene", default=True)
    TX_SCALE = FloatProperty(name="Scale", description="Scale all data, (Note! some imports dont support scaled armatures)", min=0.01, max=1000.0, soft_min=0.01, soft_max=1000.0, default=1.0)
    TX_XROT90 = BoolProperty(name="Rot X90", description="Rotate all objects 90 degrees about the X axis", default=True)
    TX_YROT90 = BoolProperty(name="Rot Y90", description="Rotate all objects 90 degrees about the Y axis", default=False)
    TX_ZROT90 = BoolProperty(name="Rot Z90", description="Rotate all objects 90 degrees about the Z axis", default=False)
    EXP_EMPTY = BoolProperty(name="Empties", description="Export empty objects", default=True)
    EXP_CAMERA = BoolProperty(name="Cameras", description="Export camera objects", default=True)
    EXP_LAMP = BoolProperty(name="Lamps", description="Export lamp objects", default=True)
    EXP_ARMATURE = BoolProperty(name="Armatures", description="Export armature objects", default=True)
    EXP_MESH = BoolProperty(name="Meshes", description="Export mesh objects", default=True)
    EXP_MESH_APPLY_MOD = BoolProperty(name="Modifiers", description="Apply modifiers to mesh objects", default=True)
#    EXP_MESH_HQ_NORMALS = BoolProperty(name="HQ Normals", description="Generate high quality normals", default=True)
    EXP_IMAGE_COPY = BoolProperty(name="Copy Image Files", description="Copy image files to the destination path", default=False)
    # armature animation
    ANIM_ENABLE = BoolProperty(name="Enable Animation", description="Export keyframe animation", default=True)
    ANIM_OPTIMIZE = BoolProperty(name="Optimize Keyframes", description="Remove double keyframes", default=True)
    ANIM_OPTIMIZE_PRECISSION = FloatProperty(name="Precision", description="Tolerence for comparing double keyframes (higher for greater accuracy)", min=1, max=16, soft_min=1, soft_max=16, default=6.0)
# 	ANIM_ACTION_ALL = BoolProperty(name="Current Action", description="Use actions currently applied to the armatures (use scene start/end frame)", default=True)
    ANIM_ACTION_ALL = BoolProperty(name="All Actions", description="Use all actions for armatures, if false, use current action", default=False)

    batch_mode = EnumProperty(items=(
            ('OFF', "Off", "Active scene to file"),
            ('SCENE', "Scene", "Each scene as a file"),
            ('GROUP', "Group", "Each group as a file"),
            ),
                name="Batch Mode")

    BATCH_OWN_DIR = BoolProperty(name="Own Dir", description="Create a dir for each exported file", default=True)
    use_metadata = BoolProperty(name="Use Metadata", default=True, options={'HIDDEN'})

    @property
    def check_extension(self):
        return self.batch_mode == 'OFF'

    def execute(self, context):
        import math
        from mathutils import Matrix
        if not self.filepath:
            raise Exception("filepath not set")

        mtx4_x90n = Matrix.Rotation(-math.pi / 2.0, 4, 'X')
        mtx4_y90n = Matrix.Rotation(-math.pi / 2.0, 4, 'Y')
        mtx4_z90n = Matrix.Rotation(-math.pi / 2.0, 4, 'Z')

        GLOBAL_MATRIX = Matrix()
        GLOBAL_MATRIX[0][0] = GLOBAL_MATRIX[1][1] = GLOBAL_MATRIX[2][2] = self.TX_SCALE
        if self.TX_XROT90:
            GLOBAL_MATRIX = mtx4_x90n * GLOBAL_MATRIX
        if self.TX_YROT90:
            GLOBAL_MATRIX = mtx4_y90n * GLOBAL_MATRIX
        if self.TX_ZROT90:
            GLOBAL_MATRIX = mtx4_z90n * GLOBAL_MATRIX

        keywords = self.as_keywords(ignore=("TX_XROT90", "TX_YROT90", "TX_ZROT90", "TX_SCALE", "check_existing", "filter_glob"))
        keywords["GLOBAL_MATRIX"] = GLOBAL_MATRIX

        from . import export_fbx
        return export_fbx.save(self, context, **keywords)


def menu_func(self, context):
    self.layout.operator(ExportFBX.bl_idname, text="Autodesk FBX (.fbx)")


def register():
    bpy.utils.register_module(__name__)

    bpy.types.INFO_MT_file_export.append(menu_func)


def unregister():
    bpy.utils.unregister_module(__name__)

    bpy.types.INFO_MT_file_export.remove(menu_func)

if __name__ == "__main__":
    register()
