ferroui-base 0.2.0

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

//! `CompositionSimplePen` (server only).
//!
//! Schema attributes: internal.

use bitflags::bitflags;
use crate::media::IBrush;
use crate::media::PenLineCap;
use crate::media::PenLineJoin;
use crate::media::immutable::ImmutableDashStyle;
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::IServerPropertyHost;
use crate::rendering::composition::server::ServerPropertyValue;
use crate::rendering::composition::server::ServerResourceRef;
use crate::rendering::composition::server::ServerValueChange;
use crate::rendering::composition::server::props_of;
use crate::rendering::composition::server::read_resource;
use crate::rendering::composition::transport::BatchResource;
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::sync::Arc;
use std::sync::OnceLock;
use std::time::Duration;

bitflags! {
    /// The fields of `CompositionSimplePen` that changed since its last serialization.
    #[derive(Clone, Copy, Debug, Default, PartialEq, Eq, Hash)]
    pub struct CompositionSimplePenChangedFields: u8 {
        const BRUSH = 1;
        const DASH_STYLE = 2;
        const LINE_CAP = 4;
        const LINE_JOIN = 8;
        const MITER_LIMIT = 16;
        const THICKNESS = 32;
    }
}

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

    #[inline]
    fn read_from(input: &mut BatchValueReader<'_>) -> Self {
        CompositionSimplePenChangedFields::from_bits_retain(u8::read_from(input))
    }
}

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

    fn on_brush_changed(&self) {}
    fn on_brush_changing(&self) {}

    fn on_dash_style_changed(&self) {}
    fn on_dash_style_changing(&self) {}

    fn on_line_cap_changed(&self) {}
    fn on_line_cap_changing(&self) {}

    fn on_line_join_changed(&self) {}
    fn on_line_join_changing(&self) {}

    fn on_miter_limit_changed(&self) {}
    fn on_miter_limit_changing(&self) {}

    fn on_thickness_changed(&self) {}
    fn on_thickness_changing(&self) {}
}

/// The server-side properties of `ServerCompositionSimplePen`.
pub struct ServerCompositionSimplePenProps {
    brush: RefCell<Option<ServerResourceRef<dyn IBrush>>>,
    dash_style: RefCell<Option<Arc<ImmutableDashStyle>>>,
    line_cap: Cell<PenLineCap>,
    line_join: Cell<PenLineJoin>,
    miter_limit: Cell<f64>,
    thickness: Cell<f64>,
}

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

impl ServerCompositionSimplePenProps {
    /// 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 {
            brush: RefCell::new(None),
            dash_style: RefCell::new(None),
            line_cap: Cell::new(Default::default()),
            line_join: Cell::new(Default::default()),
            miter_limit: Cell::new(Default::default()),
            thickness: Cell::new(Default::default()),
        }
    }

    /// 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);
        }
        None
    }

    /// The composition property of `Brush`.
    pub fn id_of_brush_property() -> &'static CompositionPropertyOf<Option<ServerResourceRef<dyn IBrush>>> {
        static PROPERTY: OnceLock<CompositionPropertyOf<Option<ServerResourceRef<dyn IBrush>>>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, Option<ServerResourceRef<dyn IBrush>>>(
                "Brush",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).brush.borrow().clone(),
                |obj, v| *props_of::<ServerCompositionSimplePenProps>(obj).brush.borrow_mut() = v,
                None,
                None,
            )
        })
    }

    /// `Brush`.
    pub fn brush(&self) -> Option<ServerResourceRef<dyn IBrush>> {
        self.brush.borrow().clone()
    }

    pub fn set_brush(&self, host: &dyn ServerCompositionSimplePenHooks, value: Option<ServerResourceRef<dyn IBrush>>) {
        let old_value = self.brush.borrow().clone();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_brush_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_brush_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.brush.borrow_mut() = value.clone(),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_brush_changed(host);
        }
    }

    /// The composition property of `DashStyle`.
    pub fn id_of_dash_style_property() -> &'static CompositionPropertyOf<Option<Arc<ImmutableDashStyle>>> {
        static PROPERTY: OnceLock<CompositionPropertyOf<Option<Arc<ImmutableDashStyle>>>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, Option<Arc<ImmutableDashStyle>>>(
                "DashStyle",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).dash_style.borrow().clone(),
                |obj, v| *props_of::<ServerCompositionSimplePenProps>(obj).dash_style.borrow_mut() = v,
                None,
                None,
            )
        })
    }

    /// `DashStyle`.
    pub fn dash_style(&self) -> Option<Arc<ImmutableDashStyle>> {
        self.dash_style.borrow().clone()
    }

    pub fn set_dash_style(&self, host: &dyn ServerCompositionSimplePenHooks, value: Option<Arc<ImmutableDashStyle>>) {
        let old_value = self.dash_style.borrow().clone();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_dash_style_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_dash_style_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || *self.dash_style.borrow_mut() = value.clone(),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_dash_style_changed(host);
        }
    }

    /// The composition property of `LineCap`.
    pub fn id_of_line_cap_property() -> &'static CompositionPropertyOf<PenLineCap> {
        static PROPERTY: OnceLock<CompositionPropertyOf<PenLineCap>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, PenLineCap>(
                "LineCap",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).line_cap.get(),
                |obj, v| props_of::<ServerCompositionSimplePenProps>(obj).line_cap.set(v),
                None,
                None,
            )
        })
    }

    /// `LineCap`.
    pub fn line_cap(&self) -> PenLineCap {
        self.line_cap.get()
    }

    pub fn set_line_cap(&self, host: &dyn ServerCompositionSimplePenHooks, value: PenLineCap) {
        let old_value = self.line_cap.get();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_line_cap_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_line_cap_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || self.line_cap.set(value),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_line_cap_changed(host);
        }
    }

    /// The composition property of `LineJoin`.
    pub fn id_of_line_join_property() -> &'static CompositionPropertyOf<PenLineJoin> {
        static PROPERTY: OnceLock<CompositionPropertyOf<PenLineJoin>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, PenLineJoin>(
                "LineJoin",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).line_join.get(),
                |obj, v| props_of::<ServerCompositionSimplePenProps>(obj).line_join.set(v),
                None,
                None,
            )
        })
    }

    /// `LineJoin`.
    pub fn line_join(&self) -> PenLineJoin {
        self.line_join.get()
    }

    pub fn set_line_join(&self, host: &dyn ServerCompositionSimplePenHooks, value: PenLineJoin) {
        let old_value = self.line_join.get();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_line_join_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_line_join_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || self.line_join.set(value),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_line_join_changed(host);
        }
    }

    /// The composition property of `MiterLimit`.
    pub fn id_of_miter_limit_property() -> &'static CompositionPropertyOf<f64> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f64>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, f64>(
                "MiterLimit",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).miter_limit.get(),
                |obj, v| props_of::<ServerCompositionSimplePenProps>(obj).miter_limit.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionSimplePenProps>(obj).miter_limit.get())),
                None,
            )
        })
    }

    /// `MiterLimit`.
    pub fn miter_limit(&self) -> f64 {
        self.miter_limit.get()
    }

    pub fn set_miter_limit(&self, host: &dyn ServerCompositionSimplePenHooks, value: f64) {
        let old_value = self.miter_limit.get();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_miter_limit_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_miter_limit_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || self.miter_limit.set(value),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_miter_limit_changed(host);
        }
    }

    /// The composition property of `Thickness`.
    pub fn id_of_thickness_property() -> &'static CompositionPropertyOf<f64> {
        static PROPERTY: OnceLock<CompositionPropertyOf<f64>> = OnceLock::new();
        PROPERTY.get_or_init(|| {
            CompositionProperty::register::<ServerCompositionSimplePenProps, f64>(
                "Thickness",
                "ServerCompositionSimplePen",
                |obj| props_of::<ServerCompositionSimplePenProps>(obj).thickness.get(),
                |obj, v| props_of::<ServerCompositionSimplePenProps>(obj).thickness.set(v),
                Some(|obj| ExpressionVariant::create(props_of::<ServerCompositionSimplePenProps>(obj).thickness.get())),
                None,
            )
        })
    }

    /// `Thickness`.
    pub fn thickness(&self) -> f64 {
        self.thickness.get()
    }

    pub fn set_thickness(&self, host: &dyn ServerCompositionSimplePenHooks, value: f64) {
        let old_value = self.thickness.get();
        let mut changed = false;
        if old_value.differs(&value) {
            ServerCompositionSimplePenHooks::on_thickness_changing(host);
            changed = true;
        }
        host.set_value(
            Self::id_of_thickness_property().base(),
            ServerValueChange {
                equal: old_value.default_equals(&value),
                old_resource: None,
                new_resource: None,
                assign: &mut || self.thickness.set(value),
            },
        );
        if changed {
            ServerCompositionSimplePenHooks::on_thickness_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 ServerCompositionSimplePenHooks,
        reader: &mut BatchStreamReader<'_>,
        _committed_at: Duration,
    ) {
        let compositor = host.server_compositor();
        ServerCompositionSimplePenHooks::deserialize_changes_extra(host, reader);
        let changed = reader.read::<CompositionSimplePenChangedFields>();
        if changed.contains(CompositionSimplePenChangedFields::BRUSH) {
            let value = read_resource(reader, compositor.as_ref(), |o| o.as_brush());
            self.set_brush(host, value);
        }
        if changed.contains(CompositionSimplePenChangedFields::DASH_STYLE) {
            let value = reader.read_value::<Arc<ImmutableDashStyle>>();
            self.set_dash_style(host, value);
        }
        if changed.contains(CompositionSimplePenChangedFields::LINE_CAP) {
            let value = reader.read::<PenLineCap>();
            self.set_line_cap(host, value);
        }
        if changed.contains(CompositionSimplePenChangedFields::LINE_JOIN) {
            let value = reader.read::<PenLineJoin>();
            self.set_line_join(host, value);
        }
        if changed.contains(CompositionSimplePenChangedFields::MITER_LIMIT) {
            let value = reader.read::<f64>();
            self.set_miter_limit(host, value);
        }
        if changed.contains(CompositionSimplePenChangedFields::THICKNESS) {
            let value = reader.read::<f64>();
            self.set_thickness(host, value);
        }
        ServerCompositionSimplePenHooks::on_fields_deserialized(host, changed);
    }

    /// Writes every property of the class, in the form
    /// [`deserialize_changes_core`](Self::deserialize_changes_core) reads.
    pub fn serialize_all_changes(
        writer: &mut BatchStreamWriter<'_>,
        brush: Option<BatchResource<dyn IBrush>>,
        dash_style: Option<Arc<ImmutableDashStyle>>,
        line_cap: PenLineCap,
        line_join: PenLineJoin,
        miter_limit: f64,
        thickness: f64,
    ) {
        writer.write(CompositionSimplePenChangedFields::BRUSH | CompositionSimplePenChangedFields::DASH_STYLE | CompositionSimplePenChangedFields::LINE_CAP | CompositionSimplePenChangedFields::LINE_JOIN | CompositionSimplePenChangedFields::MITER_LIMIT | CompositionSimplePenChangedFields::THICKNESS);
        writer.write_resource(brush);
        writer.write_value(dash_style);
        writer.write(line_cap);
        writer.write(line_join);
        writer.write(miter_limit);
        writer.write(thickness);
    }
}