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Allow selection priority to be modified using a hotkey

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This commit is contained in:
Ivaylo Draganov
2019-05-08 18:12:00 +03:00
committed by teinarss
parent 3e39ada304
commit c1fc0c1b74
5 changed files with 64 additions and 31 deletions
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8
OpenRA.Game/Orders/UnitOrderGenerator.cs
View File

@@ -22,14 +22,14 @@ namespace OpenRA.Orders
{
var actor = world.ScreenMap.ActorsAtMouse(mi)
.Where(a => !a.Actor.IsDead && a.Actor.Info.HasTraitInfo<ITargetableInfo>() && !world.FogObscures(a.Actor))
.WithHighestSelectionPriority(worldPixel);
.WithHighestSelectionPriority(worldPixel, mi.Modifiers);
if (actor != null)
return Target.FromActor(actor);
var frozen = world.ScreenMap.FrozenActorsAtMouse(world.RenderPlayer, mi)
.Where(a => a.Info.HasTraitInfo<ITargetableInfo>() && a.Visible && a.HasRenderables)
.WithHighestSelectionPriority(worldPixel);
.WithHighestSelectionPriority(worldPixel, mi.Modifiers);
if (frozen != null)
return Target.FromFrozenActor(frozen);
@@ -93,7 +93,7 @@ namespace OpenRA.Orders
{
var actor = world.ScreenMap.ActorsAtMouse(xy)
.Where(a => !a.Actor.IsDead)
.WithHighestSelectionPriority(xy);
.WithHighestSelectionPriority(xy, mi.Modifiers);
if (actor == null)
return true;
@@ -103,7 +103,7 @@ namespace OpenRA.Orders
var actorsAt = world.ActorMap.GetActorsAt(cell).ToList();
var underCursor = world.Selection.Actors
.Select(a => new ActorBoundsPair(a, a.MouseBounds(wr)))
.WithHighestSelectionPriority(xy);
.WithHighestSelectionPriority(xy, mi.Modifiers);
var o = OrderForUnit(underCursor, target, actorsAt, cell, mi);
if (o != null)

41
OpenRA.Game/SelectableExts.cs
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@@ -18,17 +18,19 @@ namespace OpenRA.Traits
{
public static class SelectableExts
{
public static int SelectionPriority(this ActorInfo a)
public static int SelectionPriority(this ActorInfo a, Modifiers modifiers)
{
var selectableInfo = a.TraitInfoOrDefault<SelectableInfo>();
return selectableInfo != null ? selectableInfo.Priority : int.MinValue;
return selectableInfo != null ? BaseSelectionPriority(selectableInfo, modifiers) : int.MinValue;
}
const int PriorityRange = 30;
public static int SelectionPriority(this Actor a)
public static int SelectionPriority(this Actor a, Modifiers modifiers)
{
var basePriority = a.Info.TraitInfo<SelectableInfo>().Priority;
var info = a.Info.TraitInfo<SelectableInfo>();
var basePriority = BaseSelectionPriority(info, modifiers);
var lp = a.World.LocalPlayer;
if (a.Owner == lp || lp == null)
@@ -45,37 +47,50 @@ namespace OpenRA.Traits
}
}
public static Actor WithHighestSelectionPriority(this IEnumerable<ActorBoundsPair> actors, int2 selectionPixel)
static int BaseSelectionPriority(SelectableInfo info, Modifiers modifiers)
{
var priority = info.Priority;
if (modifiers.HasModifier(Modifiers.Ctrl) && !modifiers.HasModifier(Modifiers.Alt) && info.PriorityModifiers.HasFlag(SelectionPriorityModifiers.Ctrl))
priority = int.MaxValue;
if (modifiers.HasModifier(Modifiers.Alt) && !modifiers.HasModifier(Modifiers.Ctrl) && info.PriorityModifiers.HasFlag(SelectionPriorityModifiers.Alt))
priority = int.MaxValue;
return priority;
}
public static Actor WithHighestSelectionPriority(this IEnumerable<ActorBoundsPair> actors, int2 selectionPixel, Modifiers modifiers)
{
if (!actors.Any())
return null;
return actors.MaxBy(a => CalculateActorSelectionPriority(a.Actor.Info, a.Bounds, selectionPixel)).Actor;
return actors.MaxBy(a => CalculateActorSelectionPriority(a.Actor.Info, a.Bounds, selectionPixel, modifiers)).Actor;
}
public static FrozenActor WithHighestSelectionPriority(this IEnumerable<FrozenActor> actors, int2 selectionPixel)
public static FrozenActor WithHighestSelectionPriority(this IEnumerable<FrozenActor> actors, int2 selectionPixel, Modifiers modifiers)
{
return actors.MaxByOrDefault(a => CalculateActorSelectionPriority(a.Info, a.MouseBounds, selectionPixel));
return actors.MaxByOrDefault(a => CalculateActorSelectionPriority(a.Info, a.MouseBounds, selectionPixel, modifiers));
}
static long CalculateActorSelectionPriority(ActorInfo info, Rectangle bounds, int2 selectionPixel)
static long CalculateActorSelectionPriority(ActorInfo info, Rectangle bounds, int2 selectionPixel, Modifiers modifiers)
{
if (bounds.IsEmpty)
return info.SelectionPriority();
return info.SelectionPriority(modifiers);
var centerPixel = new int2(
bounds.Left + bounds.Size.Width / 2,
bounds.Top + bounds.Size.Height / 2);
var pixelDistance = (centerPixel - selectionPixel).Length;
return ((long)-pixelDistance << 32) + info.SelectionPriority();
return ((long)-pixelDistance << 32) + info.SelectionPriority(modifiers);
}
static readonly Actor[] NoActors = { };
public static IEnumerable<Actor> SubsetWithHighestSelectionPriority(this IEnumerable<Actor> actors)
public static IEnumerable<Actor> SubsetWithHighestSelectionPriority(this IEnumerable<Actor> actors, Modifiers modifiers)
{
return actors.GroupBy(x => x.SelectionPriority())
return actors.GroupBy(x => x.SelectionPriority(modifiers))
.OrderByDescending(g => g.Key)
.Select(g => g.AsEnumerable())
.DefaultIfEmpty(NoActors)

18
OpenRA.Game/Traits/Selectable.cs
View File

@@ -9,13 +9,29 @@
*/
#endregion
using System;
namespace OpenRA.Traits
{
[Desc("This actor is selectable. Defines bounds of selectable area, selection class and selection priority.")]
[Flags]
public enum SelectionPriorityModifiers
{
None = 0,
Ctrl = 1,
Alt = 2
}
[Desc("This actor is selectable. Defines bounds of selectable area, selection class, selection priority and selection priority modifiers.")]
public class SelectableInfo : InteractableInfo
{
public readonly int Priority = 10;
[Desc("Allow selection priority to be modified using a hotkey.",
"Valid values are None (priority is not affected by modifiers)",
"Ctrl (priority is raised when Ctrl pressed) and",
"Alt (priority is raised when Alt pressed).")]
public readonly SelectionPriorityModifiers PriorityModifiers = SelectionPriorityModifiers.None;
[Desc("All units having the same selection class specified will be selected with select-by-type commands (e.g. double-click). "
+ "Defaults to the actor name when not defined or inherited.")]
public readonly string Class = null;