using UnityEngine;
using UnityEngine.Rendering.HighDefinition;

namespace UnityEditor.Rendering.HighDefinition
{
    using CED = CoreEditorDrawer<SerializedHDCamera>;

    static partial class HDCameraUI
    {
        /// <summary>Enum to store know the expanded state of a expandable section on the camera inspector</summary>
        [HDRPHelpURL("HDRP-Camera")]
        public enum Expandable
        {
            /// <summary> Projection</summary>
            Projection = 1 << 0,
            /// <summary> Physical</summary>
            Physical = 1 << 1,
            /// <summary> Output</summary>
            Output = 1 << 2,
            /// <summary> Orthographic</summary>
            Orthographic = 1 << 3,
            /// <summary> RenderLoop</summary>
            RenderLoop = 1 << 4,
            /// <summary> Rendering</summary>
            Rendering = 1 << 5,
            /// <summary> Environment</summary>
            Environment = 1 << 6,
        }

        static readonly ExpandedState<Expandable, Camera> k_ExpandedState = new ExpandedState<Expandable, Camera>(Expandable.Projection, "HDRP");

        public static readonly CED.IDrawer SectionProjectionSettings = CED.FoldoutGroup(
            CameraUI.Styles.projectionSettingsHeaderContent,
            Expandable.Projection,
            k_ExpandedState,
            FoldoutOption.Indent,
            CED.Group(
                CameraUI.Drawer_Projection
                ),
            PhysicalCamera.Drawer
        );

        public static readonly CED.IDrawer[] Inspector = new[]
        {
            SectionProjectionSettings,
            Rendering.Drawer,
            Environment.Drawer,
            Output.Drawer,
        };
    }
}