Files
OpenRA/OpenRA.Mods.Common/EditorBrushes/EditorActorBrush.cs
2015-06-11 21:27:34 +01:00

148 lines
4.4 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
* see COPYING.
*/
#endregion
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using OpenRA.FileFormats;
using OpenRA.Graphics;
using OpenRA.Mods.Common;
using OpenRA.Mods.Common.Graphics;
using OpenRA.Mods.Common.Traits;
using OpenRA.Orders;
using OpenRA.Primitives;
using OpenRA.Traits;
using OpenRA.Widgets;
namespace OpenRA.Mods.Common.Widgets
{
public class EditorActorBrush : IEditorBrush
{
public readonly ActorInfo Actor;
readonly WorldRenderer worldRenderer;
readonly World world;
readonly EditorActorLayer editorLayer;
readonly EditorViewportControllerWidget editorWidget;
readonly ActorPreviewWidget preview;
readonly CVec locationOffset;
readonly WVec previewOffset;
readonly PlayerReference owner;
readonly CVec[] footprint;
int facing = 92;
public EditorActorBrush(EditorViewportControllerWidget editorWidget, ActorInfo actor, PlayerReference owner, WorldRenderer wr)
{
this.editorWidget = editorWidget;
worldRenderer = wr;
world = wr.World;
editorLayer = world.WorldActor.Trait<EditorActorLayer>();
Actor = actor;
this.owner = owner;
preview = editorWidget.Get<ActorPreviewWidget>("DRAG_ACTOR_PREVIEW");
preview.GetScale = () => worldRenderer.Viewport.Zoom;
preview.IsVisible = () => editorWidget.CurrentBrush == this;
var buildingInfo = actor.Traits.GetOrDefault<BuildingInfo>();
if (buildingInfo != null)
{
locationOffset = -FootprintUtils.AdjustForBuildingSize(buildingInfo);
previewOffset = FootprintUtils.CenterOffset(world, buildingInfo);
}
var td = new TypeDictionary();
td.Add(new FacingInit(facing));
td.Add(new TurretFacingInit(facing));
td.Add(new OwnerInit(owner.Name));
td.Add(new RaceInit(owner.Race));
preview.SetPreview(actor, td);
var ios = actor.Traits.GetOrDefault<IOccupySpaceInfo>();
if (ios != null)
footprint = ios.OccupiedCells(actor, CPos.Zero)
.Select(c => c.Key - CPos.Zero)
.ToArray();
else
footprint = new CVec[0];
// The preview widget may be rendered by the higher-level code before it is ticked.
// Force a manual tick to ensure the bounds are set correctly for this first draw.
Tick();
}
public bool HandleMouseInput(MouseInput mi)
{
// Exclusively uses left and right mouse buttons, but nothing else
if (mi.Button != MouseButton.Left && mi.Button != MouseButton.Right)
return false;
if (mi.Button == MouseButton.Right)
{
editorWidget.ClearBrush();
return true;
}
var cell = worldRenderer.Viewport.ViewToWorld(mi.Location);
if (mi.Button == MouseButton.Left && mi.Event == MouseInputEvent.Down)
{
// Check the actor is inside the map
if (!footprint.All(c => world.Map.MapTiles.Value.Contains(cell + locationOffset + c)))
return true;
var newActorReference = new ActorReference(Actor.Name);
newActorReference.Add(new OwnerInit(owner.Name));
cell += locationOffset;
newActorReference.Add(new LocationInit(cell));
var ios = Actor.Traits.GetOrDefault<IOccupySpaceInfo>();
if (ios != null && ios.SharesCell)
{
var subcell = editorLayer.FreeSubCellAt(cell);
if (subcell != SubCell.Invalid)
newActorReference.Add(new SubCellInit(subcell));
}
var initDict = newActorReference.InitDict;
if (Actor.Traits.Contains<IFacingInfo>())
initDict.Add(new FacingInit(facing));
if (Actor.Traits.Contains<TurretedInfo>())
initDict.Add(new TurretFacingInit(facing));
editorLayer.Add(newActorReference);
}
return true;
}
public void Tick()
{
var cell = worldRenderer.Viewport.ViewToWorld(Viewport.LastMousePos);
var pos = world.Map.CenterOfCell(cell + locationOffset) + previewOffset;
var origin = worldRenderer.Viewport.WorldToViewPx(worldRenderer.ScreenPxPosition(pos));
var zoom = worldRenderer.Viewport.Zoom;
var s = preview.IdealPreviewSize;
var o = preview.PreviewOffset;
preview.Bounds.X = origin.X - (int)(zoom * (o.X + s.X / 2));
preview.Bounds.Y = origin.Y - (int)(zoom * (o.Y + s.Y / 2));
preview.Bounds.Width = (int)(zoom * s.X);
preview.Bounds.Height = (int)(zoom * s.Y);
}
}
}