using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using GLFrameworkEngine;

using OpenTK;

using Toolbox.Core.ViewModels;

using MapStudio.UI;

namespace SampleMapEditor

{

internal class MapScene

{

public void Setup(EditorLoader loader)

{

//Prepare a collision caster for snapping objects onto

SetupSceneCollision();

//Add some objects to the scene

SetupObjects(loader);

}

/// <summary>

/// Adds objects to the scene.

/// </summary>

private void SetupObjects(EditorLoader loader)

{

//A folder to represent in the outliner UI

NodeBase folder = new NodeBase("Objects");

//Allow toggling visibility for the folder

folder.HasCheckBox = true;

//Add it to the root of our loader

//It is important you use "AddChild" so the parent is applied

loader.Root.AddChild(folder);

//Icons can be obtained from the icon manager constants

//These also are all from font awesome and can be used directly

folder.Icon = IconManager.MODEL_ICON.ToString();

//These are default transform cubes

//You give it the folder you want to parent in the tree or make it null to not be present.

TransformableObject obj = new TransformableObject(folder);

//Name

obj.UINode.Header = "Object1";

obj.UINode.Icon = IconManager.MESH_ICON.ToString();

//Give it a transform in the scene

obj.Transform.Position = new Vector3(0, 10, 0);

obj.Transform.Scale = new Vector3(1, 1, 1);

obj.Transform.RotationEulerDegrees = new Vector3(0, 0, 0);

//You need to force update it. This is not updated per frame to save on performance

obj.Transform.UpdateMatrix(true);

//Lastly add your object to the scene

loader.AddRender(obj);

//Custom renderer

CustomRender renderer = new CustomRender(folder);

renderer.UINode.Icon = IconManager.MESH_ICON.ToString();

renderer.UINode.Header = "Sphere";

renderer.Transform.Position = new Vector3(-100, 0, 0);

renderer.Transform.Scale = new Vector3(2.5f);

renderer.Transform.UpdateMatrix(true);

loader.AddRender(renderer);

}

/// <summary>

/// Creates a big plane which you can drop objects onto.

/// </summary>

private void SetupSceneCollision()

{

var context = GLContext.ActiveContext;

float size = 2000;

float height = 0;

//Make a big flat plane for placing spaces on.

context.CollisionCaster.Clear();

context.CollisionCaster.AddTri(

new Vector3(-size, height, size),

new Vector3(0, height, -(size * 2)),

new Vector3(size * 2, height, 0));

context.CollisionCaster.AddTri(

new Vector3(-size, height, -size),

new Vector3(size * 2, height, 0),

new Vector3(size * 2, height, size * 2));

context.CollisionCaster.UpdateCache();

}

}

}