# ##### 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.types import Menu, Panel


class RENDER_MT_presets(Menu):
    bl_label = "Render Presets"
    preset_subdir = "render"
    preset_operator = "script.execute_preset"
    draw = Menu.draw_preset


class RENDER_MT_ffmpeg_presets(Menu):
    bl_label = "FFMPEG Presets"
    preset_subdir = "ffmpeg"
    preset_operator = "script.python_file_run"
    draw = Menu.draw_preset


class RENDER_MT_framerate_presets(Menu):
    bl_label = "Frame Rate Presets"
    preset_subdir = "framerate"
    preset_operator = "script.execute_preset"
    draw = Menu.draw_preset


class RenderButtonsPanel():
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'
    bl_context = "render"
    # COMPAT_ENGINES must be defined in each subclass, external engines can add themselves here

    @classmethod
    def poll(cls, context):
        scene = context.scene
        return scene and (scene.render.engine in cls.COMPAT_ENGINES)


class RenderFreestyleButtonsPanel(RenderButtonsPanel):
    # COMPAT_ENGINES must be defined in each subclass, external engines can add themselves here

    @classmethod
    def poll(cls, context):
        if not super().poll(context):
            return False
        rd = context.scene.render
        return 'FREESTYLE' in bpy.app.build_options


class RENDER_PT_render(RenderButtonsPanel, Panel):
    bl_label = "Render"
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        row = layout.row(align=True)
        row.operator("render.render", text="Render", icon='RENDER_STILL')
        row.operator("render.render", text="Animation", icon='RENDER_ANIMATION').animation = True
        row.operator("render.play_rendered_anim", text="Play", icon='PLAY')

        layout.prop(rd, "display_mode", text="Display")


class RENDER_PT_dimensions(RenderButtonsPanel, Panel):
    bl_label = "Dimensions"
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        scene = context.scene
        rd = scene.render

        row = layout.row(align=True)
        row.menu("RENDER_MT_presets", text=bpy.types.RENDER_MT_presets.bl_label)
        row.operator("render.preset_add", text="", icon='ZOOMIN')
        row.operator("render.preset_add", text="", icon='ZOOMOUT').remove_active = True

        split = layout.split()

        col = split.column()
        sub = col.column(align=True)
        sub.label(text="Resolution:")
        sub.prop(rd, "resolution_x", text="X")
        sub.prop(rd, "resolution_y", text="Y")
        sub.prop(rd, "resolution_percentage", text="")

        sub.label(text="Aspect Ratio:")
        sub.prop(rd, "pixel_aspect_x", text="X")
        sub.prop(rd, "pixel_aspect_y", text="Y")

        row = col.row()
        row.prop(rd, "use_border", text="Border")
        sub = row.row()
        sub.active = rd.use_border
        sub.prop(rd, "use_crop_to_border", text="Crop")

        col = split.column()
        sub = col.column(align=True)
        sub.label(text="Frame Range:")
        sub.prop(scene, "frame_start")
        sub.prop(scene, "frame_end")
        sub.prop(scene, "frame_step")

        sub.label(text="Frame Rate:")
        if rd.fps_base == 1:
            fps_rate = round(rd.fps / rd.fps_base)
        else:
            fps_rate = round(rd.fps / rd.fps_base, 2)

        # TODO: Change the following to iterate over existing presets
        custom_framerate = (fps_rate not in {23.98, 24, 25, 29.97, 30, 50, 59.94, 60})

        if custom_framerate is True:
            fps_label_text = "Custom (" + str(fps_rate) + " fps)"
        else:
            fps_label_text = str(fps_rate) + " fps"

        sub.menu("RENDER_MT_framerate_presets", text=fps_label_text)

        if custom_framerate or (bpy.types.RENDER_MT_framerate_presets.bl_label == "Custom"):
            sub.prop(rd, "fps")
            sub.prop(rd, "fps_base", text="/")
        subrow = sub.row(align=True)
        subrow.label(text="Time Remapping:")
        subrow = sub.row(align=True)
        subrow.prop(rd, "frame_map_old", text="Old")
        subrow.prop(rd, "frame_map_new", text="New")


class RENDER_PT_antialiasing(RenderButtonsPanel, Panel):
    bl_label = "Anti-Aliasing"
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw_header(self, context):
        rd = context.scene.render

        self.layout.prop(rd, "use_antialiasing", text="")

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render
        layout.active = rd.use_antialiasing

        split = layout.split()

        col = split.column()
        col.row().prop(rd, "antialiasing_samples", expand=True)
        sub = col.row()
        sub.enabled = not rd.use_border
        sub.prop(rd, "use_full_sample")

        col = split.column()
        col.prop(rd, "pixel_filter_type", text="")
        col.prop(rd, "filter_size", text="Size")


class RENDER_PT_motion_blur(RenderButtonsPanel, Panel):
    bl_label = "Sampled Motion Blur"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    @classmethod
    def poll(cls, context):
        rd = context.scene.render
        return not rd.use_full_sample and (rd.engine in cls.COMPAT_ENGINES)

    def draw_header(self, context):
        rd = context.scene.render

        self.layout.prop(rd, "use_motion_blur", text="")

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render
        layout.active = rd.use_motion_blur

        row = layout.row()
        row.prop(rd, "motion_blur_samples")
        row.prop(rd, "motion_blur_shutter")


class RENDER_PT_shading(RenderButtonsPanel, Panel):
    bl_label = "Shading"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        split = layout.split()

        col = split.column()
        col.prop(rd, "use_textures", text="Textures")
        col.prop(rd, "use_shadows", text="Shadows")
        col.prop(rd, "use_sss", text="Subsurface Scattering")
        col.prop(rd, "use_envmaps", text="Environment Map")

        col = split.column()
        col.prop(rd, "use_raytrace", text="Ray Tracing")
        col.prop(rd, "alpha_mode", text="Alpha")


class RENDER_PT_performance(RenderButtonsPanel, Panel):
    bl_label = "Performance"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        split = layout.split()

        col = split.column()
        sub = col.column(align=True)
        sub.label(text="Threads:")
        sub.row().prop(rd, "threads_mode", expand=True)
        subsub = sub.column()
        subsub.enabled = rd.threads_mode == 'FIXED'
        subsub.prop(rd, "threads")
        
        sub = col.column(align=True)
        sub.label(text="Tile Size:")
        sub.prop(rd, "tile_x", text="X")
        sub.prop(rd, "tile_y", text="Y")

        col = split.column()
        col.label(text="Memory:")
        sub = col.column()
        sub.enabled = not (rd.use_border or rd.use_full_sample)
        sub.prop(rd, "use_save_buffers")
        sub = col.column()
        sub.active = rd.use_compositing
        sub.prop(rd, "use_free_image_textures")
        sub.prop(rd, "use_free_unused_nodes")
        sub = col.column()
        sub.active = rd.use_raytrace
        sub.label(text="Acceleration structure:")
        sub.prop(rd, "raytrace_method", text="")
        if rd.raytrace_method == 'OCTREE':
            sub.prop(rd, "octree_resolution", text="Resolution")
        else:
            sub.prop(rd, "use_instances", text="Instances")
        sub.prop(rd, "use_local_coords", text="Local Coordinates")


class RENDER_PT_post_processing(RenderButtonsPanel, Panel):
    bl_label = "Post Processing"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        split = layout.split()

        col = split.column()
        col.prop(rd, "use_compositing")
        col.prop(rd, "use_sequencer")

        split.prop(rd, "dither_intensity", text="Dither", slider=True)

        layout.separator()

        split = layout.split()

        col = split.column()
        col.prop(rd, "use_fields", text="Fields")
        sub = col.column()
        sub.active = rd.use_fields
        sub.row().prop(rd, "field_order", expand=True)
        sub.prop(rd, "use_fields_still", text="Still")

        col = split.column()
        col.prop(rd, "use_edge_enhance")
        sub = col.column()
        sub.active = rd.use_edge_enhance
        sub.prop(rd, "edge_threshold", text="Threshold", slider=True)
        sub.prop(rd, "edge_color", text="")


class RENDER_PT_freestyle(RenderFreestyleButtonsPanel, Panel):
    bl_label = "Freestyle"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw_header(self, context):
        rd = context.scene.render
        self.layout.prop(rd, "use_freestyle", text="")

    def draw(self, context):
        rd = context.scene.render

        layout = self.layout
        layout.active = rd.use_freestyle

        row = layout.row()
        row.label(text="Line Thickness:")
        row.prop(rd, "line_thickness_mode", expand=True)
        row = layout.row()
        row.active = (rd.line_thickness_mode == 'ABSOLUTE')
        row.prop(rd, "unit_line_thickness")


class RENDER_PT_stamp(RenderButtonsPanel, Panel):
    bl_label = "Stamp"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw_header(self, context):
        rd = context.scene.render

        self.layout.prop(rd, "use_stamp", text="")

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        layout.active = rd.use_stamp

        layout.prop(rd, "stamp_font_size", text="Font Size")

        row = layout.row()
        row.column().prop(rd, "stamp_foreground", slider=True)
        row.column().prop(rd, "stamp_background", slider=True)

        split = layout.split()

        col = split.column()
        col.prop(rd, "use_stamp_time", text="Time")
        col.prop(rd, "use_stamp_date", text="Date")
        col.prop(rd, "use_stamp_render_time", text="RenderTime")
        col.prop(rd, "use_stamp_frame", text="Frame")
        col.prop(rd, "use_stamp_scene", text="Scene")

        col = split.column()
        col.prop(rd, "use_stamp_camera", text="Camera")
        col.prop(rd, "use_stamp_lens", text="Lens")
        col.prop(rd, "use_stamp_filename", text="Filename")
        col.prop(rd, "use_stamp_marker", text="Marker")
        col.prop(rd, "use_stamp_sequencer_strip", text="Seq. Strip")

        row = layout.split(percentage=0.2)
        row.prop(rd, "use_stamp_note", text="Note")
        sub = row.row()
        sub.active = rd.use_stamp_note
        sub.prop(rd, "stamp_note_text", text="")


class RENDER_PT_output(RenderButtonsPanel, Panel):
    bl_label = "Output"
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render
        image_settings = rd.image_settings
        file_format = image_settings.file_format

        layout.prop(rd, "filepath", text="")

        flow = layout.column_flow()
        flow.prop(rd, "use_overwrite")
        flow.prop(rd, "use_placeholder")
        flow.prop(rd, "use_file_extension")

        layout.template_image_settings(image_settings, color_management=False)

        if file_format == 'QUICKTIME_CARBON':
            layout.operator("scene.render_data_set_quicktime_codec")

        elif file_format == 'QUICKTIME_QTKIT':
            quicktime = rd.quicktime

            split = layout.split()
            col = split.column()
            col.prop(quicktime, "codec_type", text="Video Codec")
            col.prop(quicktime, "codec_spatial_quality", text="Quality")

            # Audio
            col.prop(quicktime, "audiocodec_type", text="Audio Codec")
            if quicktime.audiocodec_type != 'No audio':
                split = layout.split()
                if quicktime.audiocodec_type == 'LPCM':
                    split.prop(quicktime, "audio_bitdepth", text="")

                split.prop(quicktime, "audio_samplerate", text="")

                split = layout.split()
                col = split.column()
                if quicktime.audiocodec_type == 'AAC':
                    col.prop(quicktime, "audio_bitrate")

                subsplit = split.split()
                col = subsplit.column()

                if quicktime.audiocodec_type == 'AAC':
                    col.prop(quicktime, "audio_codec_isvbr")

                col = subsplit.column()
                col.prop(quicktime, "audio_resampling_hq")


class RENDER_PT_encoding(RenderButtonsPanel, Panel):
    bl_label = "Encoding"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER'}

    @classmethod
    def poll(cls, context):
        rd = context.scene.render
        return rd.image_settings.file_format in {'FFMPEG', 'XVID', 'H264', 'THEORA'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render
        ffmpeg = rd.ffmpeg

        layout.menu("RENDER_MT_ffmpeg_presets", text="Presets")

        split = layout.split()
        split.prop(rd.ffmpeg, "format")
        if ffmpeg.format in {'AVI', 'QUICKTIME', 'MKV', 'OGG'}:
            split.prop(ffmpeg, "codec")
        elif rd.ffmpeg.format == 'H264':
            split.prop(ffmpeg, "use_lossless_output")
        else:
            split.label()

        row = layout.row()
        row.prop(ffmpeg, "video_bitrate")
        row.prop(ffmpeg, "gopsize")

        split = layout.split()

        col = split.column()
        col.label(text="Rate:")
        col.prop(ffmpeg, "minrate", text="Minimum")
        col.prop(ffmpeg, "maxrate", text="Maximum")
        col.prop(ffmpeg, "buffersize", text="Buffer")

        col = split.column()
        col.prop(ffmpeg, "use_autosplit")
        col.label(text="Mux:")
        col.prop(ffmpeg, "muxrate", text="Rate")
        col.prop(ffmpeg, "packetsize", text="Packet Size")

        layout.separator()

        # Audio:
        if ffmpeg.format != 'MP3':
            layout.prop(ffmpeg, "audio_codec", text="Audio Codec")

        row = layout.row()
        row.prop(ffmpeg, "audio_bitrate")
        row.prop(ffmpeg, "audio_volume", slider=True)


class RENDER_PT_bake(RenderButtonsPanel, Panel):
    bl_label = "Bake"
    bl_options = {'DEFAULT_CLOSED'}
    COMPAT_ENGINES = {'BLENDER_RENDER', 'BLENDER_GAME'}

    def draw(self, context):
        layout = self.layout

        rd = context.scene.render

        layout.operator("object.bake_image", icon='RENDER_STILL')

        layout.prop(rd, "bake_type")

        multires_bake = False
        if rd.bake_type in ['NORMALS', 'DISPLACEMENT', 'AO']:
            layout.prop(rd, "use_bake_multires")
            multires_bake = rd.use_bake_multires

        if not multires_bake:
            if rd.bake_type == 'NORMALS':
                layout.prop(rd, "bake_normal_space")
            elif rd.bake_type in {'DISPLACEMENT', 'AO'}:
                layout.prop(rd, "use_bake_normalize")

            # col.prop(rd, "bake_aa_mode")
            # col.prop(rd, "use_bake_antialiasing")

            layout.separator()

            split = layout.split()

            col = split.column()
            col.prop(rd, "use_bake_clear")
            col.prop(rd, "bake_margin")
            col.prop(rd, "bake_quad_split", text="Split")

            col = split.column()
            col.prop(rd, "use_bake_selected_to_active")
            sub = col.column()
            sub.active = rd.use_bake_selected_to_active
            sub.prop(rd, "bake_distance")
            sub.prop(rd, "bake_bias")
        else:
            split = layout.split()

            col = split.column()
            col.prop(rd, "use_bake_clear")
            col.prop(rd, "bake_margin")

            if rd.bake_type == 'DISPLACEMENT':
                col = split.column()
                col.prop(rd, "use_bake_lores_mesh")
            if rd.bake_type == 'AO':
                col = split.column()
                col.prop(rd, "bake_bias")
                col.prop(rd, "bake_rays_number")


if __name__ == "__main__":  # only for live edit.
    bpy.utils.register_module(__name__)