Merge pull request #11445 from abcdefg30/emp-support-power

Emp support power take 2

OpenRA.Mods.Common/Traits/SupportPowers/SupportPowerManager.cs

@@ -235,7 +235,8 @@ namespace OpenRA.Mods.Common.Traits
 			if (!Ready)
 				return;
 
-			var power = Instances.FirstOrDefault(i => !InstanceDisabled(i));
+			var power = Instances.Where(i => !InstanceDisabled(i))
+				.MinByOrDefault(a => (a.Self.CenterPosition - a.Self.World.Map.CenterOfCell(order.TargetLocation)).HorizontalLengthSquared);
 			if (power == null)
 				return;
 

OpenRA.Mods.TS/OpenRA.Mods.TS.csproj

@@ -74,6 +74,7 @@
     <Compile Include="Traits\Render\WithPermanentInjury.cs" />
     <Compile Include="Traits\Render\WithVoxelWalkerBody.cs" />
     <Compile Include="Traits\Render\WithVoxelUnloadBody.cs" />
+    <Compile Include="Traits\SupportPowers\AttackOrderPower.cs" />
     <Compile Include="UtilityCommands\LegacyTilesetImporter.cs" />
     <Compile Include="Traits\World\TSShroudPalette.cs" />
     <Compile Include="UtilityCommands\ImportTSMapCommand.cs" />

OpenRA.Mods.TS/Traits/SupportPowers/AttackOrderPower.cs

@@ -0,0 +1,148 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2016 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, 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.Drawing;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.TS.Traits
+{
+	class AttackOrderPowerInfo : SupportPowerInfo, Requires<AttackBaseInfo>
+	{
+		public override object Create(ActorInitializer init) { return new AttackOrderPower(init.Self, this); }
+	}
+
+	class AttackOrderPower : SupportPower, INotifyCreated, INotifyBurstComplete
+	{
+		readonly AttackOrderPowerInfo info;
+		AttackBase attack;
+
+		public AttackOrderPower(Actor self, AttackOrderPowerInfo info)
+			: base(self, info)
+		{
+			this.info = info;
+		}
+
+		public override void SelectTarget(Actor self, string order, SupportPowerManager manager)
+		{
+			Game.Sound.PlayToPlayer(manager.Self.Owner, Info.SelectTargetSound);
+			self.World.OrderGenerator = new SelectAttackPowerTarget(self, order, manager, info.Cursor, MouseButton.Left, attack);
+		}
+
+		public override void Activate(Actor self, Order order, SupportPowerManager manager)
+		{
+			base.Activate(self, order, manager);
+			attack.AttackTarget(Target.FromCell(self.World, order.TargetLocation), false, false, true);
+		}
+
+		void INotifyCreated.Created(Actor self)
+		{
+			attack = self.Trait<AttackBase>();
+		}
+
+		void INotifyBurstComplete.FiredBurst(Actor self, Target target, Armament a)
+		{
+			self.World.IssueOrder(new Order("Stop", self, false));
+		}
+	}
+
+	public class SelectAttackPowerTarget : IOrderGenerator
+	{
+		readonly SupportPowerManager manager;
+		readonly SupportPowerInstance instance;
+		readonly string order;
+		readonly string cursor;
+		readonly string cursorBlocked;
+		readonly MouseButton expectedButton;
+		readonly AttackBase attack;
+
+		public SelectAttackPowerTarget(Actor self, string order, SupportPowerManager manager, string cursor, MouseButton button, AttackBase attack)
+		{
+			// Clear selection if using Left-Click Orders
+			if (Game.Settings.Game.UseClassicMouseStyle)
+				manager.Self.World.Selection.Clear();
+
+			instance = manager.GetPowersForActor(self).FirstOrDefault();
+			this.manager = manager;
+			this.order = order;
+			this.cursor = cursor;
+			expectedButton = button;
+			this.attack = attack;
+			cursorBlocked = cursor + "-blocked";
+		}
+
+		Actor GetFiringActor(World world, CPos cell)
+		{
+			var pos = world.Map.CenterOfCell(cell);
+			var range = attack.GetMaximumRange().LengthSquared;
+
+			return instance.Instances.Where(i => !i.Self.IsDisabled()).MinByOrDefault(a => (a.Self.CenterPosition - pos).HorizontalLengthSquared).Self;
+		}
+
+		bool IsValidTarget(World world, CPos cell)
+		{
+			var pos = world.Map.CenterOfCell(cell);
+			var range = attack.GetMaximumRange().LengthSquared;
+
+			return world.Map.Contains(cell) && instance.Instances.Any(a => !a.Self.IsDisabled() && (a.Self.CenterPosition - pos).HorizontalLengthSquared < range);
+		}
+
+		IEnumerable<Order> IOrderGenerator.Order(World world, CPos cell, int2 worldPixel, MouseInput mi)
+		{
+			world.CancelInputMode();
+			if (mi.Button == expectedButton && IsValidTarget(world, cell))
+				yield return new Order(order, manager.Self, false)
+				{
+					TargetActor = GetFiringActor(world, cell),
+					TargetLocation = cell,
+					SuppressVisualFeedback = true
+				};
+		}
+
+		void IOrderGenerator.Tick(World world)
+		{
+			// Cancel the OG if we can't use the power
+			if (!manager.Powers.ContainsKey(order))
+				world.CancelInputMode();
+		}
+
+		IEnumerable<IRenderable> IOrderGenerator.Render(WorldRenderer wr, World world) { yield break; }
+
+		IEnumerable<IRenderable> IOrderGenerator.RenderAfterWorld(WorldRenderer wr, World world)
+		{
+			foreach (var a in instance.Instances.Where(i => !i.Self.IsDisabled()))
+			{
+				yield return new RangeCircleRenderable(
+					a.Self.CenterPosition,
+					attack.GetMinimumRange(),
+					0,
+					Color.Red,
+					Color.FromArgb(96, Color.Black));
+
+				yield return new RangeCircleRenderable(
+					a.Self.CenterPosition,
+					attack.GetMaximumRange(),
+					0,
+					Color.Red,
+					Color.FromArgb(96, Color.Black));
+			}
+		}
+
+		string IOrderGenerator.GetCursor(World world, CPos cell, int2 worldPixel, MouseInput mi)
+		{
+			return IsValidTarget(world, cell) ? cursor : cursorBlocked;
+		}
+	}
+}

mods/ts/cursors.yaml

@@ -152,6 +152,12 @@ Cursors:
 		nuke:
 			Start: 319
 			Length: 9
+		emp:
+			Start: 357
+			Length: 19
+		emp-blocked:
+			Start: 377
+			Length: 1
 		sell:
 			Start: 129
 			Length: 10

mods/ts/rules/shared-support.yaml

@@ -3,8 +3,8 @@ NAPULS:
 	Valued:
 		Cost: 1000
 	Tooltip:
-		Name: EMP Cannon
-		Description: Disables vehicles.\nRequires power to operate.\n  Strong vs Vehicles\n  Weak vs Infantry, Aircraft
+		Name: E.M. Pulse Cannon
+		Description: Disables mechanical units in an area.\nRequires power to operate.
 	Buildable:
 		Queue: Defense
 		BuildPaletteOrder: 90
@@ -22,12 +22,15 @@ NAPULS:
 		Type: Heavy
 	RevealsShroud:
 		Range: 8c0
+	-AutoTarget:
 	Turreted:
 		TurnSpeed: 10
 		InitialFacing: 224
 	AttackTurreted:
 	Armament:
 		Weapon: EMPulseCannon
+		LocalOffset: 150,0,1250
+		LocalYaw: 0,100
 	WithSpriteTurret:
 		Sequence: turret
 	Power:
@@ -39,3 +42,31 @@ NAPULS:
 		FactionImages:
 			gdi: napuls.gdi
 			nod: napuls.nod
+	ProvidesPrerequisite@gdi:
+		Prerequisite: emp.gdi
+		Factions: gdi
+		ResetOnOwnerChange: true
+	ProvidesPrerequisite@nod:
+		Prerequisite: emp.nod
+		Factions: nod
+		ResetOnOwnerChange: true
+	AttackOrderPower@nod:
+		Cursor: emp
+		Icon: emp
+		ChargeTime: 135
+		Description: E.M. Pulse
+		LongDesc: Fires a pulse blast which disables\nall mechanical units in the area.
+		EndChargeSound: speech-nod|00-i158.aud
+		SelectTargetSound: speech-nod|00-i042.aud
+		Prerequisites: emp.nod
+		OrderName: Nodemp
+	AttackOrderPower@gdi:
+		Cursor: emp
+		Icon: emp
+		ChargeTime: 135
+		Description: E.M. Pulse
+		LongDesc: Fires a pulse blast which disables\nall mechanical units in the area.
+		EndChargeSound: speech-gdi|00-i158.aud
+		SelectTargetSound: speech-gdi|00-i042.aud
+		Prerequisites: emp.gdi
+		OrderName: GDIemp

mods/ts/sequences/misc.yaml

@@ -368,6 +368,7 @@ icon:
 	clustermissile: mltiicon
 	ioncannon: ioncicon
 	hunterseeker: detnicon
+	emp: pulsicon
 
 clustermissile:
 	up: null # TODO

mods/ts/weapons/superweapons.yaml

@@ -79,7 +79,7 @@ IonCannon:
 
 EMPulseCannon:
 	ReloadDelay: 100
-	Range: 10c0
+	Range: 40c0
 	Report: plsecan2.aud
 	Projectile: Bullet
 		Speed: 425
@@ -90,7 +90,7 @@ EMPulseCannon:
 	Warhead@1Eff: CreateEffect
 		Explosions: pulse_explosion
 	Warhead@emp: GrantUpgrade
-		Range: 3c0
+		Range: 4c0
 		Duration: 250
 		Upgrades: empdisable, notmobile