ferroui_base/rendering/composition/generated/

composition_nine_grid_brush.rs

// @generated by scripts/generate_composition.py — do not edit

//! `CompositionNineGridBrush`.
//!
//! Defined by the FerroUI overlay (scripts/composition-schema-winui.xml).

use bitflags::bitflags;
use crate::rendering::composition::ICompositionObject;
use crate::rendering::composition::animations::AnimationInstanceFactory;
use crate::rendering::composition::animations::ICompositionAnimation;
use crate::rendering::composition::expressions::ExpressionVariant;
use crate::rendering::composition::server::AsServerRenderResource;
use crate::rendering::composition::server::CompositionProperty;
use crate::rendering::composition::server::CompositionPropertyOf;
use crate::rendering::composition::server::IServerObject;
use crate::rendering::composition::server::ServerPropertyValue;
use crate::rendering::composition::server::ServerValueChange;
use crate::rendering::composition::server::props_of;
use crate::rendering::composition::server::read_server_object;
use crate::rendering::composition::transport::BatchStreamReader;
use crate::rendering::composition::transport::BatchStreamWriter;
use crate::rendering::composition::transport::BatchValue;
use crate::rendering::composition::transport::BatchValueReader;
use std::any::Any;
use std::any::TypeId;
use std::cell::Cell;
use std::cell::RefCell;
use std::rc::Rc;
use std::sync::OnceLock;
use std::time::Duration;
use super::CompositionBrushHooks;
use super::CompositionBrushProps;
use super::ServerCompositionBrushHooks;
use super::ServerCompositionBrushProps;

bitflags! {
    /// The fields of `CompositionNineGridBrush` that changed since its last serialization.
    #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash)]
    pub struct CompositionNineGridBrushChangedFields: u32 {
        const SOURCE = 1;
        const LEFT_INSET = 2;
        const LEFT_INSET_ANIMATED = 4;
        const TOP_INSET = 8;
        const TOP_INSET_ANIMATED = 16;
        const RIGHT_INSET = 32;
        const RIGHT_INSET_ANIMATED = 64;
        const BOTTOM_INSET = 128;
        const BOTTOM_INSET_ANIMATED = 256;
        const LEFT_INSET_SCALE = 512;
        const LEFT_INSET_SCALE_ANIMATED = 1024;
        const TOP_INSET_SCALE = 2048;
        const TOP_INSET_SCALE_ANIMATED = 4096;
        const RIGHT_INSET_SCALE = 8192;
        const RIGHT_INSET_SCALE_ANIMATED = 16384;
        const BOTTOM_INSET_SCALE = 32768;
        const BOTTOM_INSET_SCALE_ANIMATED = 65536;
        const IS_CENTER_HOLLOW = 131072;
    }
}

impl BatchValue for CompositionNineGridBrushChangedFields {
    #[inline]
    fn write_to(&self, out: &mut Vec<u8>) {
        self.bits().write_to(out);
    }

    #[inline]
    fn read_from(input: &mut BatchValueReader<'_>) -> Self {
        CompositionNineGridBrushChangedFields::from_bits_retain(u32::read_from(input))
    }
}

/// The partial methods of `CompositionNineGridBrush`: implemented by the class that embeds
/// [`CompositionNineGridBrushProps`]. Every hook defaults to doing nothing.
pub trait CompositionNineGridBrushHooks: CompositionBrushHooks {
    fn initialize_defaults_extra(&self) {}

    fn validate_source_change(&self, _old_value: &Option<Rc<dyn ICompositionObject>>, _new_value: &Option<Rc<dyn ICompositionObject>>) {}
    fn on_source_changed(&self) {}
    fn on_source_changing(&self) {}

    fn validate_left_inset_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_left_inset_changed(&self) {}
    fn on_left_inset_changing(&self) {}

    fn validate_top_inset_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_top_inset_changed(&self) {}
    fn on_top_inset_changing(&self) {}

    fn validate_right_inset_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_right_inset_changed(&self) {}
    fn on_right_inset_changing(&self) {}

    fn validate_bottom_inset_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_bottom_inset_changed(&self) {}
    fn on_bottom_inset_changing(&self) {}

    fn validate_left_inset_scale_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_left_inset_scale_changed(&self) {}
    fn on_left_inset_scale_changing(&self) {}

    fn validate_top_inset_scale_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_top_inset_scale_changed(&self) {}
    fn on_top_inset_scale_changing(&self) {}

    fn validate_right_inset_scale_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_right_inset_scale_changed(&self) {}
    fn on_right_inset_scale_changing(&self) {}

    fn validate_bottom_inset_scale_change(&self, _old_value: f32, _new_value: f32) {}
    fn on_bottom_inset_scale_changed(&self) {}
    fn on_bottom_inset_scale_changing(&self) {}

    fn validate_is_center_hollow_change(&self, _old_value: bool, _new_value: bool) {}
    fn on_is_center_hollow_changed(&self) {}
    fn on_is_center_hollow_changing(&self) {}
}

/// The UI-thread properties of `CompositionNineGridBrush`.
pub struct CompositionNineGridBrushProps {
    base: CompositionBrushProps,
    changed_fields_of_composition_nine_grid_brush: Cell<CompositionNineGridBrushChangedFields>,
    source: RefCell<Option<Rc<dyn ICompositionObject>>>,
    left_inset: Cell<f32>,
    top_inset: Cell<f32>,
    right_inset: Cell<f32>,
    bottom_inset: Cell<f32>,
    left_inset_scale: Cell<f32>,
    top_inset_scale: Cell<f32>,
    right_inset_scale: Cell<f32>,
    bottom_inset_scale: Cell<f32>,
    is_center_hollow: Cell<bool>,
}

impl Default for CompositionNineGridBrushProps {
    fn default() -> Self {
        Self::new()
    }
}

impl CompositionNineGridBrushProps {
    /// Creates the properties with every field at the default of its type.
    /// The defaults of the schema are applied by
    /// [`initialize_defaults`](Self::initialize_defaults).
    pub fn new() -> Self {
        Self {
            base: CompositionBrushProps::new(),
            changed_fields_of_composition_nine_grid_brush: Cell::new(CompositionNineGridBrushChangedFields::empty()),
            source: RefCell::new(None),
            left_inset: Cell::new(Default::default()),
            top_inset: Cell::new(Default::default()),
            right_inset: Cell::new(Default::default()),
            bottom_inset: Cell::new(Default::default()),
            left_inset_scale: Cell::new(Default::default()),
            top_inset_scale: Cell::new(Default::default()),
            right_inset_scale: Cell::new(Default::default()),
            bottom_inset_scale: Cell::new(Default::default()),
            is_center_hollow: Cell::new(Default::default()),
        }
    }

    /// The properties of the base class.
    pub fn base(&self) -> &CompositionBrushProps {
        &self.base
    }

    /// The `InitializeDefaults` calls of the constructor chain: the base
    /// classes first, then this class.
    pub fn initialize_defaults(&self, host: &dyn CompositionNineGridBrushHooks) {
        self.base.initialize_defaults(host);
        self.initialize_own_defaults(host);
    }

    /// `InitializeDefaults` of this class alone.
    pub fn initialize_own_defaults(&self, host: &dyn CompositionNineGridBrushHooks) {
        CompositionNineGridBrushHooks::initialize_defaults_extra(host);
        self.set_left_inset_scale(host, 1.0);
        self.set_top_inset_scale(host, 1.0);
        self.set_right_inset_scale(host, 1.0);
        self.set_bottom_inset_scale(host, 1.0);
    }

    /// `Source` (FerroUI overlay).
    pub fn source(&self) -> Option<Rc<dyn ICompositionObject>> {
        self.source.borrow().clone()
    }

    /// Sets `Source` (FerroUI overlay).
    pub fn set_source(&self, host: &dyn CompositionNineGridBrushHooks, value: Option<Rc<dyn ICompositionObject>>) {
        let mut changed = false;
        let old_value = self.source.borrow().clone();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_source_change(host, &old_value, &value);
            CompositionNineGridBrushHooks::on_source_changing(host);
            changed = true;
            // Update the backing value
            *self.source.borrow_mut() = value.clone();
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::SOURCE);
            host.register_for_serialization();
        }
        *self.source.borrow_mut() = value;
        if changed {
            CompositionNineGridBrushHooks::on_source_changed(host);
        }
    }

    /// `LeftInset` (animated, FerroUI overlay).
    pub fn left_inset(&self) -> f32 {
        self.left_inset.get()
    }

    /// Sets `LeftInset` (animated, FerroUI overlay).
    pub fn set_left_inset(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.left_inset.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_left_inset_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_left_inset_changing(host);
            changed = true;
            // Update the backing value
            self.left_inset.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_left_inset_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::LEFT_INSET_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("LeftInset") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_left_inset_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "LeftInset", ExpressionVariant::create(value));
            }
        }
        self.left_inset.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_left_inset_changed(host);
        }
    }

    /// `TopInset` (animated, FerroUI overlay).
    pub fn top_inset(&self) -> f32 {
        self.top_inset.get()
    }

    /// Sets `TopInset` (animated, FerroUI overlay).
    pub fn set_top_inset(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.top_inset.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_top_inset_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_top_inset_changing(host);
            changed = true;
            // Update the backing value
            self.top_inset.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_top_inset_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::TOP_INSET_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("TopInset") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_top_inset_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "TopInset", ExpressionVariant::create(value));
            }
        }
        self.top_inset.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_top_inset_changed(host);
        }
    }

    /// `RightInset` (animated, FerroUI overlay).
    pub fn right_inset(&self) -> f32 {
        self.right_inset.get()
    }

    /// Sets `RightInset` (animated, FerroUI overlay).
    pub fn set_right_inset(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.right_inset.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_right_inset_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_right_inset_changing(host);
            changed = true;
            // Update the backing value
            self.right_inset.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_right_inset_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::RIGHT_INSET_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("RightInset") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_right_inset_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "RightInset", ExpressionVariant::create(value));
            }
        }
        self.right_inset.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_right_inset_changed(host);
        }
    }

    /// `BottomInset` (animated, FerroUI overlay).
    pub fn bottom_inset(&self) -> f32 {
        self.bottom_inset.get()
    }

    /// Sets `BottomInset` (animated, FerroUI overlay).
    pub fn set_bottom_inset(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.bottom_inset.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_bottom_inset_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_bottom_inset_changing(host);
            changed = true;
            // Update the backing value
            self.bottom_inset.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_bottom_inset_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::BOTTOM_INSET_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("BottomInset") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_bottom_inset_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "BottomInset", ExpressionVariant::create(value));
            }
        }
        self.bottom_inset.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_bottom_inset_changed(host);
        }
    }

    /// `LeftInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn left_inset_scale(&self) -> f32 {
        self.left_inset_scale.get()
    }

    /// Sets `LeftInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn set_left_inset_scale(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.left_inset_scale.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_left_inset_scale_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_left_inset_scale_changing(host);
            changed = true;
            // Update the backing value
            self.left_inset_scale.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_left_inset_scale_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("LeftInsetScale") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_left_inset_scale_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "LeftInsetScale", ExpressionVariant::create(value));
            }
        }
        self.left_inset_scale.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_left_inset_scale_changed(host);
        }
    }

    /// `TopInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn top_inset_scale(&self) -> f32 {
        self.top_inset_scale.get()
    }

    /// Sets `TopInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn set_top_inset_scale(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.top_inset_scale.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_top_inset_scale_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_top_inset_scale_changing(host);
            changed = true;
            // Update the backing value
            self.top_inset_scale.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET_SCALE);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_top_inset_scale_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::TOP_INSET_SCALE_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("TopInsetScale") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET_SCALE_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_top_inset_scale_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "TopInsetScale", ExpressionVariant::create(value));
            }
        }
        self.top_inset_scale.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_top_inset_scale_changed(host);
        }
    }

    /// `RightInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn right_inset_scale(&self) -> f32 {
        self.right_inset_scale.get()
    }

    /// Sets `RightInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn set_right_inset_scale(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.right_inset_scale.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_right_inset_scale_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_right_inset_scale_changing(host);
            changed = true;
            // Update the backing value
            self.right_inset_scale.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_right_inset_scale_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("RightInsetScale") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_right_inset_scale_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "RightInsetScale", ExpressionVariant::create(value));
            }
        }
        self.right_inset_scale.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_right_inset_scale_changed(host);
        }
    }

    /// `BottomInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn bottom_inset_scale(&self) -> f32 {
        self.bottom_inset_scale.get()
    }

    /// Sets `BottomInsetScale` (animated, default `1.0`, FerroUI overlay).
    pub fn set_bottom_inset_scale(&self, host: &dyn CompositionNineGridBrushHooks, value: f32) {
        let mut changed = false;
        let old_value = self.bottom_inset_scale.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_bottom_inset_scale_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_bottom_inset_scale_changing(host);
            changed = true;
            // Update the backing value
            self.bottom_inset_scale.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE);
            host.register_for_serialization();
            // Reset previous animation if any
            host.pending_animations().remove(ServerCompositionNineGridBrushProps::id_of_bottom_inset_scale_property().base());
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() & !CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE_ANIMATED);
            // Check for implicit animations
            if let Some(animation) = host.implicit_animation("BottomInsetScale") {
                // Animation affects only current property
                if let Some(a) = animation.as_composition_animation() {
                    self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE_ANIMATED);
                    host.pending_animations().set(
                        ServerCompositionNineGridBrushProps::id_of_bottom_inset_scale_property().base(),
                        a.create_instance(host.server(), Some(ExpressionVariant::create(value))),
                    );
                }
                // Animation is triggered by the current field, but does not necessary affects it
                host.start_animation_group(&animation, "BottomInsetScale", ExpressionVariant::create(value));
            }
        }
        self.bottom_inset_scale.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_bottom_inset_scale_changed(host);
        }
    }

    /// `IsCenterHollow` (FerroUI overlay).
    pub fn is_center_hollow(&self) -> bool {
        self.is_center_hollow.get()
    }

    /// Sets `IsCenterHollow` (FerroUI overlay).
    pub fn set_is_center_hollow(&self, host: &dyn CompositionNineGridBrushHooks, value: bool) {
        let mut changed = false;
        let old_value = self.is_center_hollow.get();
        if old_value.differs(&value) {
            CompositionNineGridBrushHooks::validate_is_center_hollow_change(host, old_value, value);
            CompositionNineGridBrushHooks::on_is_center_hollow_changing(host);
            changed = true;
            // Update the backing value
            self.is_center_hollow.set(value);
            // Register object for serialization in the next batch
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::IS_CENTER_HOLLOW);
            host.register_for_serialization();
        }
        self.is_center_hollow.set(value);
        if changed {
            CompositionNineGridBrushHooks::on_is_center_hollow_changed(host);
        }
    }

    /// Connects an animation with the named property. Returns `false` when
    /// neither this class nor its generated bases have an animated property
    /// of that name: the caller continues with its hand-written base.
    pub fn start_animation(
        &self,
        host: &dyn CompositionNineGridBrushHooks,
        property_name: &str,
        animation: &dyn ICompositionAnimation,
        final_value: Option<ExpressionVariant>,
    ) -> bool {
        if property_name == "LeftInset" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_left_inset_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "TopInset" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_top_inset_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "RightInset" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_right_inset_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "BottomInset" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_bottom_inset_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "LeftInsetScale" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_left_inset_scale_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "TopInsetScale" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_top_inset_scale_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::TOP_INSET_SCALE_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "RightInsetScale" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_right_inset_scale_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        if property_name == "BottomInsetScale" {
            let server = animation.create_instance(host.server(), final_value);
            host.pending_animations().set(ServerCompositionNineGridBrushProps::id_of_bottom_inset_scale_property().base(), server);
            self.changed_fields_of_composition_nine_grid_brush.set(self.changed_fields_of_composition_nine_grid_brush.get() | CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE_ANIMATED);
            host.register_for_serialization();
            return true;
        }
        self.base.start_animation(host, property_name, animation, final_value)
    }

    /// Writes the changes of the object: the base class first, then the
    /// changed-fields mask and the changed members of this class.
    pub fn serialize_changes_core(&self, host: &dyn CompositionNineGridBrushHooks, writer: &mut BatchStreamWriter<'_>) {
        self.base.serialize_changes_core(host, writer);
        let changed = self.changed_fields_of_composition_nine_grid_brush.get();
        writer.write(changed);
        if changed.contains(CompositionNineGridBrushChangedFields::SOURCE) {
            writer.write_server_object(self.source.borrow().clone().map(|o| o.server()));
        }
        if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_left_inset_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET) {
            writer.write(self.left_inset.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_top_inset_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET) {
            writer.write(self.top_inset.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_right_inset_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET) {
            writer.write(self.right_inset.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_bottom_inset_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET) {
            writer.write(self.bottom_inset.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_left_inset_scale_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE) {
            writer.write(self.left_inset_scale.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_SCALE_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_top_inset_scale_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_SCALE) {
            writer.write(self.top_inset_scale.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_right_inset_scale_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE) {
            writer.write(self.right_inset_scale.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE_ANIMATED) {
            writer.write_value(host.pending_animations().get_and_remove(ServerCompositionNineGridBrushProps::id_of_bottom_inset_scale_property().base()));
        } else if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE) {
            writer.write(self.bottom_inset_scale.get());
        }
        if changed.contains(CompositionNineGridBrushChangedFields::IS_CENTER_HOLLOW) {
            writer.write(self.is_center_hollow.get());
        }
        self.changed_fields_of_composition_nine_grid_brush.set(CompositionNineGridBrushChangedFields::empty());
    }
}

/// The partial methods of `ServerCompositionNineGridBrush`: implemented by the class that embeds
/// [`ServerCompositionNineGridBrushProps`]. Every hook defaults to doing nothing.
pub trait ServerCompositionNineGridBrushHooks: ServerCompositionBrushHooks {
    fn deserialize_changes_extra(&self, _reader: &mut BatchStreamReader<'_>) {}
    fn on_fields_deserialized(&self, _changed: CompositionNineGridBrushChangedFields) {}

    fn on_source_changed(&self) {}
    fn on_source_changing(&self) {}

    fn on_is_center_hollow_changed(&self) {}
    fn on_is_center_hollow_changing(&self) {}
}

/// The server-side properties of `ServerCompositionNineGridBrush`.
pub struct ServerCompositionNineGridBrushProps {
    base: ServerCompositionBrushProps,
    source: RefCell<Option<Rc<dyn IServerObject>>>,
    left_inset: Cell<f32>,
    top_inset: Cell<f32>,
    right_inset: Cell<f32>,
    bottom_inset: Cell<f32>,
    left_inset_scale: Cell<f32>,
    top_inset_scale: Cell<f32>,
    right_inset_scale: Cell<f32>,
    bottom_inset_scale: Cell<f32>,
    is_center_hollow: Cell<bool>,
}

impl Default for ServerCompositionNineGridBrushProps {
    fn default() -> Self {
        Self::new()
    }
}

impl ServerCompositionNineGridBrushProps {
    /// Creates the properties with every field at the default of its type; the
    /// values of the UI thread arrive with the first batch.
    pub fn new() -> Self {
        Self {
            base: ServerCompositionBrushProps::new(),
            source: RefCell::new(None),
            left_inset: Cell::new(Default::default()),
            top_inset: Cell::new(Default::default()),
            right_inset: Cell::new(Default::default()),
            bottom_inset: Cell::new(Default::default()),
            left_inset_scale: Cell::new(Default::default()),
            top_inset_scale: Cell::new(Default::default()),
            right_inset_scale: Cell::new(Default::default()),
            bottom_inset_scale: Cell::new(Default::default()),
            is_center_hollow: Cell::new(Default::default()),
        }
    }

    /// The properties of the base class.
    pub fn base(&self) -> &ServerCompositionBrushProps {
        &self.base
    }

    /// This block or the block of a base class, by type: what
    /// `IServerObject::get_props` of the embedding class returns.
    pub fn find_props(&self, type_id: TypeId) -> Option<&dyn Any> {
        if type_id == TypeId::of::<Self>() {
            return Some(self);
        }
        self.base.find_props(type_id)
    }

    /// The composition property of `Source`.
    pub fn id_of_source_property() -> &'static CompositionPropertyOf<Option<Rc<dyn IServerObject>>> {
        static PROPERTY: OnceLock<CompositionPropertyOf<Option<Rc<dyn IServerObject>>>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, Option<Rc<dyn IServerObject>>>(
                "Source",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).source.borrow().clone(),
                |obj, v| *props_of::<ServerCompositionNineGridBrushProps>(obj).source.borrow_mut() = v,
                None,
                None,
            )
        })
    }

    /// `Source`.
    pub fn source(&self) -> Option<Rc<dyn IServerObject>> {
        self.source.borrow().clone()
    }

    pub fn set_source(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: Option<Rc<dyn IServerObject>>) {
        let old_value = self.source.borrow().clone();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionNineGridBrushHooks::on_source_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_source_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: old_value.as_server_render_resource(),
                new_resource: value.as_server_render_resource(),
                assign: &mut || *self.source.borrow_mut() = value.clone(),
            },
        );
        if changed {
            ServerCompositionNineGridBrushHooks::on_source_changed(host);
        }
    }

    /// The composition property of `LeftInset`.
    pub fn id_of_left_inset_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "LeftInset",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `LeftInset` (animated).
    pub fn left_inset(&self) -> f32 {
        self.left_inset.get()
    }

    pub fn set_left_inset(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.left_inset.set(value);
        host.remove_animation_for_property(Self::id_of_left_inset_property().base());
    }

    /// The composition property of `TopInset`.
    pub fn id_of_top_inset_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "TopInset",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `TopInset` (animated).
    pub fn top_inset(&self) -> f32 {
        self.top_inset.get()
    }

    pub fn set_top_inset(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.top_inset.set(value);
        host.remove_animation_for_property(Self::id_of_top_inset_property().base());
    }

    /// The composition property of `RightInset`.
    pub fn id_of_right_inset_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "RightInset",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `RightInset` (animated).
    pub fn right_inset(&self) -> f32 {
        self.right_inset.get()
    }

    pub fn set_right_inset(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.right_inset.set(value);
        host.remove_animation_for_property(Self::id_of_right_inset_property().base());
    }

    /// The composition property of `BottomInset`.
    pub fn id_of_bottom_inset_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "BottomInset",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `BottomInset` (animated).
    pub fn bottom_inset(&self) -> f32 {
        self.bottom_inset.get()
    }

    pub fn set_bottom_inset(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.bottom_inset.set(value);
        host.remove_animation_for_property(Self::id_of_bottom_inset_property().base());
    }

    /// The composition property of `LeftInsetScale`.
    pub fn id_of_left_inset_scale_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "LeftInsetScale",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset_scale.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset_scale.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset_scale.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).left_inset_scale.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `LeftInsetScale` (animated).
    pub fn left_inset_scale(&self) -> f32 {
        self.left_inset_scale.get()
    }

    pub fn set_left_inset_scale(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.left_inset_scale.set(value);
        host.remove_animation_for_property(Self::id_of_left_inset_scale_property().base());
    }

    /// The composition property of `TopInsetScale`.
    pub fn id_of_top_inset_scale_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "TopInsetScale",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset_scale.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset_scale.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset_scale.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).top_inset_scale.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `TopInsetScale` (animated).
    pub fn top_inset_scale(&self) -> f32 {
        self.top_inset_scale.get()
    }

    pub fn set_top_inset_scale(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.top_inset_scale.set(value);
        host.remove_animation_for_property(Self::id_of_top_inset_scale_property().base());
    }

    /// The composition property of `RightInsetScale`.
    pub fn id_of_right_inset_scale_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "RightInsetScale",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset_scale.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset_scale.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset_scale.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).right_inset_scale.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `RightInsetScale` (animated).
    pub fn right_inset_scale(&self) -> f32 {
        self.right_inset_scale.get()
    }

    pub fn set_right_inset_scale(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.right_inset_scale.set(value);
        host.remove_animation_for_property(Self::id_of_right_inset_scale_property().base());
    }

    /// The composition property of `BottomInsetScale`.
    pub fn id_of_bottom_inset_scale_property() -> &'static CompositionPropertyOf<f32> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f32>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, f32>(
                "BottomInsetScale",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset_scale.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset_scale.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset_scale.get())),
                Some(|obj, v: ExpressionVariant| props_of::<ServerCompositionNineGridBrushProps>(obj).bottom_inset_scale.set(v.cast_or_default::<f32>())),
            )
        })
    }

    /// `BottomInsetScale` (animated).
    pub fn bottom_inset_scale(&self) -> f32 {
        self.bottom_inset_scale.get()
    }

    pub fn set_bottom_inset_scale(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: f32) {
        self.bottom_inset_scale.set(value);
        host.remove_animation_for_property(Self::id_of_bottom_inset_scale_property().base());
    }

    /// The composition property of `IsCenterHollow`.
    pub fn id_of_is_center_hollow_property() -> &'static CompositionPropertyOf<bool> {
        static PROPERTY: OnceLock<CompositionPropertyOf<bool>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionNineGridBrushProps, bool>(
                "IsCenterHollow",
                "ServerCompositionNineGridBrush",
                |obj| props_of::<ServerCompositionNineGridBrushProps>(obj).is_center_hollow.get(),
                |obj, v| props_of::<ServerCompositionNineGridBrushProps>(obj).is_center_hollow.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionNineGridBrushProps>(obj).is_center_hollow.get())),
                None,
            )
        })
    }

    /// `IsCenterHollow`.
    pub fn is_center_hollow(&self) -> bool {
        self.is_center_hollow.get()
    }

    pub fn set_is_center_hollow(&self, host: &dyn ServerCompositionNineGridBrushHooks, value: bool) {
        let old_value = self.is_center_hollow.get();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionNineGridBrushHooks::on_is_center_hollow_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_is_center_hollow_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || self.is_center_hollow.set(value),
            },
        );
        if changed {
            ServerCompositionNineGridBrushHooks::on_is_center_hollow_changed(host);
        }
    }

    /// Reads the changes of the object: the base class first, then the
    /// changed-fields mask and the changed members of this class.
    pub fn deserialize_changes_core(
        &self,
        host: &dyn ServerCompositionNineGridBrushHooks,
        reader: &mut BatchStreamReader<'_>,
        committed_at: Duration,
    ) {
        let compositor = host.server_compositor();
        self.base.deserialize_changes_core(host, reader, committed_at);
        ServerCompositionNineGridBrushHooks::deserialize_changes_extra(host, reader);
        let changed = reader.read::<CompositionNineGridBrushChangedFields>();
        if changed.contains(CompositionNineGridBrushChangedFields::SOURCE) {
            let value = read_server_object(reader, compositor.as_ref());
            self.set_source(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `LeftInset` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_left_inset_property().base(),
                ExpressionVariant::create(self.left_inset.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET) {
            let value = reader.read::<f32>();
            self.set_left_inset(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `TopInset` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_top_inset_property().base(),
                ExpressionVariant::create(self.top_inset.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET) {
            let value = reader.read::<f32>();
            self.set_top_inset(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `RightInset` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_right_inset_property().base(),
                ExpressionVariant::create(self.right_inset.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET) {
            let value = reader.read::<f32>();
            self.set_right_inset(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `BottomInset` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_bottom_inset_property().base(),
                ExpressionVariant::create(self.bottom_inset.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET) {
            let value = reader.read::<f32>();
            self.set_bottom_inset(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `LeftInsetScale` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_left_inset_scale_property().base(),
                ExpressionVariant::create(self.left_inset_scale.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::LEFT_INSET_SCALE) {
            let value = reader.read::<f32>();
            self.set_left_inset_scale(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_SCALE_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `TopInsetScale` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_top_inset_scale_property().base(),
                ExpressionVariant::create(self.top_inset_scale.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::TOP_INSET_SCALE) {
            let value = reader.read::<f32>();
            self.set_top_inset_scale(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `RightInsetScale` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_right_inset_scale_property().base(),
                ExpressionVariant::create(self.right_inset_scale.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::RIGHT_INSET_SCALE) {
            let value = reader.read::<f32>();
            self.set_right_inset_scale(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE_ANIMATED) {
            let Some(animation) = reader.read_value::<AnimationInstanceFactory>().map(AnimationInstanceFactory::create) else {
                panic!("a batch starts an animation of `BottomInsetScale` without an animation instance");
            };
            host.set_animated_value(
                Self::id_of_bottom_inset_scale_property().base(),
                ExpressionVariant::create(self.bottom_inset_scale.get()),
                committed_at,
                animation,
            );
        } else if changed.contains(CompositionNineGridBrushChangedFields::BOTTOM_INSET_SCALE) {
            let value = reader.read::<f32>();
            self.set_bottom_inset_scale(host, value);
        }
        if changed.contains(CompositionNineGridBrushChangedFields::IS_CENTER_HOLLOW) {
            let value = reader.read::<bool>();
            self.set_is_center_hollow(host, value);
        }
        ServerCompositionNineGridBrushHooks::on_fields_deserialized(host, changed);
    }

    /// The composition property with the given name, among the properties
    /// of this class and of its generated bases that have a variant form.
    pub fn get_composition_property(name: &str) -> Option<&'static CompositionProperty> {
        if name == "LeftInset" {
            return Some(Self::id_of_left_inset_property().base());
        }
        if name == "TopInset" {
            return Some(Self::id_of_top_inset_property().base());
        }
        if name == "RightInset" {
            return Some(Self::id_of_right_inset_property().base());
        }
        if name == "BottomInset" {
            return Some(Self::id_of_bottom_inset_property().base());
        }
        if name == "LeftInsetScale" {
            return Some(Self::id_of_left_inset_scale_property().base());
        }
        if name == "TopInsetScale" {
            return Some(Self::id_of_top_inset_scale_property().base());
        }
        if name == "RightInsetScale" {
            return Some(Self::id_of_right_inset_scale_property().base());
        }
        if name == "BottomInsetScale" {
            return Some(Self::id_of_bottom_inset_scale_property().base());
        }
        if name == "IsCenterHollow" {
            return Some(Self::id_of_is_center_hollow_property().base());
        }
        ServerCompositionBrushProps::get_composition_property(name)
    }
}