396 lines
13 KiB
C#
396 lines
13 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright (c) The OpenRA Developers and Contributors
|
|
* 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, either version 3 of
|
|
* the License, or (at your option) any later version. For more
|
|
* information, see COPYING.
|
|
*/
|
|
#endregion
|
|
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using OpenRA.Graphics;
|
|
using OpenRA.Mods.Common.Orders;
|
|
using OpenRA.Mods.Common.Traits;
|
|
using OpenRA.Primitives;
|
|
using OpenRA.Traits;
|
|
|
|
namespace OpenRA.Mods.Cnc.Traits
|
|
{
|
|
sealed class ChronoshiftPowerInfo : SupportPowerInfo
|
|
{
|
|
[FieldLoader.Require]
|
|
[Desc("Size of the footprint of the affected area.")]
|
|
public readonly CVec Dimensions = CVec.Zero;
|
|
|
|
[FieldLoader.Require]
|
|
[Desc("Actual footprint. Cells marked as x will be affected.")]
|
|
public readonly string Footprint = string.Empty;
|
|
|
|
[Desc("Ticks until returning after teleportation.")]
|
|
public readonly int Duration = 750;
|
|
|
|
[PaletteReference]
|
|
public readonly string TargetOverlayPalette = TileSet.TerrainPaletteInternalName;
|
|
|
|
public readonly string FootprintImage = "overlay";
|
|
|
|
[SequenceReference(nameof(FootprintImage), prefix: true)]
|
|
public readonly string ValidFootprintSequence = "target-valid";
|
|
|
|
[SequenceReference(nameof(FootprintImage))]
|
|
public readonly string InvalidFootprintSequence = "target-invalid";
|
|
|
|
[SequenceReference(nameof(FootprintImage))]
|
|
public readonly string SourceFootprintSequence = "target-select";
|
|
|
|
public readonly bool KillCargo = true;
|
|
|
|
[CursorReference]
|
|
[Desc("Cursor to display when selecting targets for the chronoshift.")]
|
|
public readonly string SelectionCursor = "chrono-select";
|
|
|
|
[CursorReference]
|
|
[Desc("Cursor to display when targeting an area for the chronoshift.")]
|
|
public readonly string TargetCursor = "chrono-target";
|
|
|
|
[CursorReference]
|
|
[Desc("Cursor to display when the targeted area is blocked.")]
|
|
public readonly string TargetBlockedCursor = "move-blocked";
|
|
|
|
public override object Create(ActorInitializer init) { return new ChronoshiftPower(init.Self, this); }
|
|
}
|
|
|
|
sealed class ChronoshiftPower : SupportPower
|
|
{
|
|
readonly char[] footprint;
|
|
readonly CVec dimensions;
|
|
|
|
public ChronoshiftPower(Actor self, ChronoshiftPowerInfo info)
|
|
: base(self, info)
|
|
{
|
|
footprint = info.Footprint.Where(c => !char.IsWhiteSpace(c)).ToArray();
|
|
dimensions = info.Dimensions;
|
|
}
|
|
|
|
public override void SelectTarget(Actor self, string order, SupportPowerManager manager)
|
|
{
|
|
self.World.OrderGenerator = new SelectChronoshiftTarget(Self.World, order, manager, this);
|
|
}
|
|
|
|
public override void Activate(Actor self, Order order, SupportPowerManager manager)
|
|
{
|
|
base.Activate(self, order, manager);
|
|
PlayLaunchSounds();
|
|
|
|
var info = (ChronoshiftPowerInfo)Info;
|
|
var targetDelta = self.World.Map.CellContaining(order.Target.CenterPosition) - order.ExtraLocation;
|
|
foreach (var target in UnitsInRange(order.ExtraLocation))
|
|
{
|
|
var cs = target.TraitsImplementing<Chronoshiftable>()
|
|
.FirstEnabledConditionalTraitOrDefault();
|
|
|
|
if (cs == null)
|
|
continue;
|
|
|
|
var targetCell = target.Location + targetDelta;
|
|
|
|
if (self.Owner.Shroud.IsExplored(targetCell) && cs.CanChronoshiftTo(target, targetCell))
|
|
cs.Teleport(target, targetCell, info.Duration, info.KillCargo, self);
|
|
}
|
|
}
|
|
|
|
public IEnumerable<Actor> UnitsInRange(CPos xy)
|
|
{
|
|
var tiles = CellsMatching(xy, footprint, dimensions);
|
|
var units = new HashSet<Actor>();
|
|
foreach (var t in tiles)
|
|
units.UnionWith(Self.World.ActorMap.GetActorsAt(t));
|
|
|
|
return units.Where(a => a.TraitsImplementing<Chronoshiftable>().Any(cs => !cs.IsTraitDisabled));
|
|
}
|
|
|
|
public bool SimilarTerrain(CPos xy, CPos sourceLocation)
|
|
{
|
|
if (!Self.Owner.Shroud.IsExplored(xy))
|
|
return false;
|
|
|
|
var sourceTiles = CellsMatching(xy, footprint, dimensions);
|
|
var destTiles = CellsMatching(sourceLocation, footprint, dimensions);
|
|
|
|
if (!sourceTiles.Any() || !destTiles.Any())
|
|
return false;
|
|
|
|
using (var se = sourceTiles.GetEnumerator())
|
|
using (var de = destTiles.GetEnumerator())
|
|
while (se.MoveNext() && de.MoveNext())
|
|
{
|
|
var a = se.Current;
|
|
var b = de.Current;
|
|
|
|
if (!Self.Owner.Shroud.IsExplored(a) || !Self.Owner.Shroud.IsExplored(b))
|
|
return false;
|
|
|
|
if (Self.World.Map.GetTerrainIndex(a) != Self.World.Map.GetTerrainIndex(b))
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
sealed class SelectChronoshiftTarget : OrderGenerator
|
|
{
|
|
readonly ChronoshiftPower power;
|
|
readonly char[] footprint;
|
|
readonly CVec dimensions;
|
|
readonly Sprite tile;
|
|
readonly float alpha;
|
|
readonly SupportPowerManager manager;
|
|
readonly string order;
|
|
|
|
public SelectChronoshiftTarget(World world, string order, SupportPowerManager manager, ChronoshiftPower power)
|
|
{
|
|
// Clear selection if using Left-Click Orders
|
|
if (Game.Settings.Game.UseClassicMouseStyle)
|
|
manager.Self.World.Selection.Clear();
|
|
|
|
this.manager = manager;
|
|
this.order = order;
|
|
this.power = power;
|
|
|
|
var info = (ChronoshiftPowerInfo)power.Info;
|
|
var s = world.Map.Sequences.GetSequence(info.FootprintImage, info.SourceFootprintSequence);
|
|
footprint = info.Footprint.Where(c => !char.IsWhiteSpace(c)).ToArray();
|
|
dimensions = info.Dimensions;
|
|
tile = s.GetSprite(0);
|
|
alpha = s.GetAlpha(0);
|
|
}
|
|
|
|
protected override IEnumerable<Order> OrderInner(World world, CPos cell, int2 worldPixel, MouseInput mi)
|
|
{
|
|
world.CancelInputMode();
|
|
if (mi.Button == MouseButton.Left)
|
|
world.OrderGenerator = new SelectDestination(world, order, manager, power, cell);
|
|
|
|
yield break;
|
|
}
|
|
|
|
protected override void Tick(World world)
|
|
{
|
|
// Cancel the OG if we can't use the power
|
|
if (!manager.Powers.TryGetValue(order, out var p) || !p.Active || !p.Ready)
|
|
world.CancelInputMode();
|
|
}
|
|
|
|
protected override IEnumerable<IRenderable> RenderAboveShroud(WorldRenderer wr, World world) { yield break; }
|
|
|
|
protected override IEnumerable<IRenderable> RenderAnnotations(WorldRenderer wr, World world)
|
|
{
|
|
var xy = wr.Viewport.ViewToWorld(Viewport.LastMousePos);
|
|
var targetUnits = power.UnitsInRange(xy).Where(a => !world.FogObscures(a));
|
|
|
|
foreach (var unit in targetUnits)
|
|
{
|
|
if (unit.CanBeViewedByPlayer(manager.Self.Owner))
|
|
{
|
|
var decorations = unit.TraitsImplementing<ISelectionDecorations>().FirstEnabledTraitOrDefault();
|
|
if (decorations != null)
|
|
foreach (var d in decorations.RenderSelectionAnnotations(unit, wr, Color.Red))
|
|
yield return d;
|
|
}
|
|
}
|
|
}
|
|
|
|
protected override IEnumerable<IRenderable> Render(WorldRenderer wr, World world)
|
|
{
|
|
var xy = wr.Viewport.ViewToWorld(Viewport.LastMousePos);
|
|
var tiles = power.CellsMatching(xy, footprint, dimensions);
|
|
var palette = wr.Palette(((ChronoshiftPowerInfo)power.Info).TargetOverlayPalette);
|
|
foreach (var t in tiles)
|
|
yield return new SpriteRenderable(tile, wr.World.Map.CenterOfCell(t), WVec.Zero, -511, palette, 1f, alpha, float3.Ones, TintModifiers.IgnoreWorldTint, true);
|
|
}
|
|
|
|
protected override string GetCursor(World world, CPos cell, int2 worldPixel, MouseInput mi)
|
|
{
|
|
return ((ChronoshiftPowerInfo)power.Info).SelectionCursor;
|
|
}
|
|
}
|
|
|
|
sealed class SelectDestination : OrderGenerator
|
|
{
|
|
readonly ChronoshiftPower power;
|
|
readonly CPos sourceLocation;
|
|
readonly char[] footprint;
|
|
readonly CVec dimensions;
|
|
readonly Sprite validTile, invalidTile, sourceTile;
|
|
readonly float validAlpha, invalidAlpha, sourceAlpha;
|
|
readonly SupportPowerManager manager;
|
|
readonly string order;
|
|
|
|
public SelectDestination(World world, string order, SupportPowerManager manager, ChronoshiftPower power, CPos sourceLocation)
|
|
{
|
|
this.manager = manager;
|
|
this.order = order;
|
|
this.power = power;
|
|
this.sourceLocation = sourceLocation;
|
|
|
|
var info = (ChronoshiftPowerInfo)power.Info;
|
|
footprint = info.Footprint.Where(c => !char.IsWhiteSpace(c)).ToArray();
|
|
dimensions = info.Dimensions;
|
|
|
|
var sequences = world.Map.Sequences;
|
|
var tilesetValid = info.ValidFootprintSequence + "-" + world.Map.Tileset.ToLowerInvariant();
|
|
if (sequences.HasSequence(info.FootprintImage, tilesetValid))
|
|
{
|
|
var validSequence = sequences.GetSequence(info.FootprintImage, tilesetValid);
|
|
validTile = validSequence.GetSprite(0);
|
|
validAlpha = validSequence.GetAlpha(0);
|
|
}
|
|
else
|
|
{
|
|
var validSequence = sequences.GetSequence(info.FootprintImage, info.ValidFootprintSequence);
|
|
validTile = validSequence.GetSprite(0);
|
|
validAlpha = validSequence.GetAlpha(0);
|
|
}
|
|
|
|
var invalidSequence = sequences.GetSequence(info.FootprintImage, info.InvalidFootprintSequence);
|
|
invalidTile = invalidSequence.GetSprite(0);
|
|
invalidAlpha = invalidSequence.GetAlpha(0);
|
|
|
|
var sourceSequence = sequences.GetSequence(info.FootprintImage, info.SourceFootprintSequence);
|
|
sourceTile = sourceSequence.GetSprite(0);
|
|
sourceAlpha = sourceSequence.GetAlpha(0);
|
|
}
|
|
|
|
protected override IEnumerable<Order> OrderInner(World world, CPos cell, int2 worldPixel, MouseInput mi)
|
|
{
|
|
if (mi.Button == MouseButton.Right)
|
|
{
|
|
world.CancelInputMode();
|
|
yield break;
|
|
}
|
|
|
|
var ret = OrderInner(cell).FirstOrDefault();
|
|
if (ret == null)
|
|
yield break;
|
|
|
|
world.CancelInputMode();
|
|
yield return ret;
|
|
}
|
|
|
|
IEnumerable<Order> OrderInner(CPos xy)
|
|
{
|
|
// Cannot chronoshift into unexplored location
|
|
if (IsValidTarget(xy))
|
|
yield return new Order(order, manager.Self, Target.FromCell(manager.Self.World, xy), false)
|
|
{
|
|
ExtraLocation = sourceLocation,
|
|
SuppressVisualFeedback = true
|
|
};
|
|
}
|
|
|
|
protected override void Tick(World world)
|
|
{
|
|
// Cancel the OG if we can't use the power
|
|
if (!manager.Powers.TryGetValue(order, out var p) || !p.Active || !p.Ready)
|
|
world.CancelInputMode();
|
|
}
|
|
|
|
protected override IEnumerable<IRenderable> RenderAboveShroud(WorldRenderer wr, World world)
|
|
{
|
|
var xy = wr.Viewport.ViewToWorld(Viewport.LastMousePos);
|
|
var palette = wr.Palette(power.Info.IconPalette);
|
|
|
|
// Destination tiles
|
|
var delta = xy - sourceLocation;
|
|
foreach (var t in power.CellsMatching(sourceLocation, footprint, dimensions))
|
|
{
|
|
var isValid = manager.Self.Owner.Shroud.IsExplored(t + delta);
|
|
var tile = isValid ? validTile : invalidTile;
|
|
var alpha = isValid ? validAlpha : invalidAlpha;
|
|
yield return new SpriteRenderable(tile, wr.World.Map.CenterOfCell(t + delta), WVec.Zero, -511, palette, 1f, alpha, float3.Ones, TintModifiers.IgnoreWorldTint, true);
|
|
}
|
|
|
|
// Unit previews
|
|
foreach (var unit in power.UnitsInRange(sourceLocation))
|
|
{
|
|
if (unit.CanBeViewedByPlayer(manager.Self.Owner))
|
|
{
|
|
var targetCell = unit.Location + (xy - sourceLocation);
|
|
var canEnter = manager.Self.Owner.Shroud.IsExplored(targetCell) &&
|
|
unit.Trait<Chronoshiftable>().CanChronoshiftTo(unit, targetCell);
|
|
var tile = canEnter ? validTile : invalidTile;
|
|
var alpha = canEnter ? validAlpha : invalidAlpha;
|
|
yield return new SpriteRenderable(tile, wr.World.Map.CenterOfCell(targetCell), WVec.Zero, -511, palette, 1f, alpha, float3.Ones, TintModifiers.IgnoreWorldTint, true);
|
|
}
|
|
|
|
var offset = world.Map.CenterOfCell(xy) - world.Map.CenterOfCell(sourceLocation);
|
|
if (unit.CanBeViewedByPlayer(manager.Self.Owner))
|
|
foreach (var r in unit.Render(wr))
|
|
yield return r.OffsetBy(offset);
|
|
}
|
|
}
|
|
|
|
protected override IEnumerable<IRenderable> RenderAnnotations(WorldRenderer wr, World world)
|
|
{
|
|
foreach (var unit in power.UnitsInRange(sourceLocation))
|
|
{
|
|
if (unit.CanBeViewedByPlayer(manager.Self.Owner))
|
|
{
|
|
var decorations = unit.TraitsImplementing<ISelectionDecorations>().FirstEnabledTraitOrDefault();
|
|
if (decorations != null)
|
|
foreach (var d in decorations.RenderSelectionAnnotations(unit, wr, Color.Red))
|
|
yield return d;
|
|
}
|
|
}
|
|
}
|
|
|
|
protected override IEnumerable<IRenderable> Render(WorldRenderer wr, World world)
|
|
{
|
|
var palette = wr.Palette(power.Info.IconPalette);
|
|
|
|
// Source tiles
|
|
foreach (var t in power.CellsMatching(sourceLocation, footprint, dimensions))
|
|
yield return new SpriteRenderable(sourceTile, wr.World.Map.CenterOfCell(t), WVec.Zero, -511, palette, 1f, sourceAlpha, float3.Ones, TintModifiers.IgnoreWorldTint, true);
|
|
}
|
|
|
|
bool IsValidTarget(CPos xy)
|
|
{
|
|
// Don't teleport if there are no units in range (either all moved out of range, or none yet moved into range)
|
|
var unitsInRange = power.UnitsInRange(sourceLocation);
|
|
if (!unitsInRange.Any())
|
|
return false;
|
|
|
|
var canTeleport = false;
|
|
foreach (var unit in unitsInRange)
|
|
{
|
|
var targetCell = unit.Location + (xy - sourceLocation);
|
|
if (manager.Self.Owner.Shroud.IsExplored(targetCell) && unit.Trait<Chronoshiftable>().CanChronoshiftTo(unit, targetCell))
|
|
{
|
|
canTeleport = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!canTeleport)
|
|
{
|
|
// Check the terrain types. This will allow chronoshifts to occur on empty terrain to terrain of
|
|
// a similar type. This also keeps the cursor from changing in non-visible property, alerting the
|
|
// chronoshifter of enemy unit presence
|
|
canTeleport = power.SimilarTerrain(sourceLocation, xy);
|
|
}
|
|
|
|
return canTeleport;
|
|
}
|
|
|
|
protected override string GetCursor(World world, CPos cell, int2 worldPixel, MouseInput mi)
|
|
{
|
|
var powerInfo = (ChronoshiftPowerInfo)power.Info;
|
|
return IsValidTarget(cell) ? powerInfo.TargetCursor : powerInfo.TargetBlockedCursor;
|
|
}
|
|
}
|
|
}
|
|
}
|