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Overhaul WithDecoration trait.

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This commit is contained in:
Paul Chote
2015-12-13 15:29:08 +00:00
parent cec2c584e6
commit 372bbaf7b6
17 changed files with 133 additions and 165 deletions
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143
OpenRA.Mods.Common/Traits/Render/WithDecoration.cs
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@@ -20,16 +20,14 @@ namespace OpenRA.Mods.Common.Traits
[Flags]
public enum ReferencePoints
{
Top = 0,
VCenter = 1,
Center = 0,
Top = 1,
Bottom = 2,
Left = 0 << 2,
HCenter = 1 << 2,
Right = 2 << 2,
Left = 4,
Right = 8,
}
[Desc("Displays a custom animation if conditions are satisfied.")]
[Desc("Displays a custom UI overlay relative to the selection box.")]
public class WithDecorationInfo : UpgradableTraitInfo
{
[Desc("Image used for this decoration. Defaults to the actor's type.")]
@@ -41,131 +39,96 @@ namespace OpenRA.Mods.Common.Traits
[Desc("Palette to render the sprite in. Reference the world actor's PaletteFrom* traits.")]
[PaletteReference] public readonly string Palette = "chrome";
[Desc("Point in the actor's bounding box used as reference for offsetting the decoration image. " +
"Possible values are any combination of Top, VCenter, Bottom and Left, HCenter, Right separated by a comma.")]
[Desc("Point in the actor's selection box used as reference for offsetting the decoration image. " +
"Possible values are combinations of Center, Top, Bottom, Left, Right.")]
public readonly ReferencePoints ReferencePoint = ReferencePoints.Top | ReferencePoints.Left;
[Desc("Pixel offset relative to the actor's bounding box' reference point.")]
public readonly int2 Offset = int2.Zero;
[Desc("The Z offset to apply when rendering this decoration.")]
public readonly int ZOffset = 1;
[Desc("Visual scale of the image.")]
public readonly float Scale = 1f;
[Desc("Should this be visible to allied players?")]
public readonly bool ShowToAllies = true;
[Desc("Should this be visible to enemy players?")]
public readonly bool ShowToEnemies = false;
[Desc("Player stances who can view the decoration.")]
public readonly Stance Stances = Stance.Ally;
[Desc("Should this be visible only when selected?")]
public readonly bool SelectionDecoration = false;
public readonly bool RequiresSelection = false;
public override object Create(ActorInitializer init) { return new WithDecoration(init.Self, this); }
}
public class WithDecoration : UpgradableTrait<WithDecorationInfo>, IRender, IPostRenderSelection
public class WithDecoration : UpgradableTrait<WithDecorationInfo>, ITick, IRender, IPostRenderSelection
{
readonly WithDecorationInfo info;
protected readonly Animation Anim;
readonly string image;
readonly Animation anim;
readonly Actor self;
public WithDecoration(Actor self, WithDecorationInfo info)
: base(info)
{
this.info = info;
this.self = self;
image = info.Image ?? self.Info.Name;
anim = new Animation(self.World, image, () => self.World.Paused);
anim.PlayRepeating(info.Sequence);
}
public void PlaySingleFrame(int frame)
{
anim.PlayFetchIndex(info.Sequence, () => frame);
Anim = new Animation(self.World, image, () => self.World.Paused);
Anim.PlayRepeating(info.Sequence);
}
public virtual bool ShouldRender(Actor self) { return true; }
public IEnumerable<IRenderable> Render(Actor self, WorldRenderer wr)
{
return !info.SelectionDecoration ? RenderInner(self, wr, self.Bounds) : Enumerable.Empty<IRenderable>();
return !Info.RequiresSelection ? RenderInner(self, wr) : Enumerable.Empty<IRenderable>();
}
public IEnumerable<IRenderable> RenderAfterWorld(WorldRenderer wr)
{
return info.SelectionDecoration ? RenderInner(self, wr, self.VisualBounds) : Enumerable.Empty<IRenderable>();
return Info.RequiresSelection ? RenderInner(self, wr) : Enumerable.Empty<IRenderable>();
}
IEnumerable<IRenderable> RenderInner(Actor self, WorldRenderer wr, Rectangle actorBounds)
IEnumerable<IRenderable> RenderInner(Actor self, WorldRenderer wr)
{
if (IsTraitDisabled)
if (IsTraitDisabled || self.IsDead || !self.IsInWorld || Anim == null)
return Enumerable.Empty<IRenderable>();
if (self.IsDead || !self.IsInWorld)
return Enumerable.Empty<IRenderable>();
if (anim == null)
return Enumerable.Empty<IRenderable>();
var allied = self.Owner.IsAlliedWith(self.World.RenderPlayer);
if (!allied && !info.ShowToEnemies)
return Enumerable.Empty<IRenderable>();
if (allied && !info.ShowToAllies)
return Enumerable.Empty<IRenderable>();
if (!ShouldRender(self))
return Enumerable.Empty<IRenderable>();
if (self.World.FogObscures(self))
return Enumerable.Empty<IRenderable>();
var pxPos = wr.ScreenPxPosition(self.CenterPosition);
actorBounds.Offset(pxPos.X, pxPos.Y);
var img = anim.Image;
var imgSize = img.Size.ToInt2();
switch (info.ReferencePoint & (ReferencePoints)3)
if (self.World.RenderPlayer != null)
{
case ReferencePoints.Top:
pxPos = pxPos.WithY(actorBounds.Top + imgSize.Y / 2);
break;
case ReferencePoints.VCenter:
pxPos = pxPos.WithY((actorBounds.Top + actorBounds.Bottom) / 2);
break;
case ReferencePoints.Bottom:
pxPos = pxPos.WithY(actorBounds.Bottom - imgSize.Y / 2);
break;
var stance = self.Owner.Stances[self.World.RenderPlayer];
if (!Info.Stances.HasStance(stance))
return Enumerable.Empty<IRenderable>();
}
switch (info.ReferencePoint & (ReferencePoints)(3 << 2))
if (!ShouldRender(self) || self.World.FogObscures(self))
return Enumerable.Empty<IRenderable>();
var bounds = self.VisualBounds;
var halfSize = (0.5f * Anim.Image.Size).ToInt2();
var boundsOffset = new int2(bounds.Left + bounds.Right, bounds.Top + bounds.Bottom) / 2;
var sizeOffset = -halfSize;
if (Info.ReferencePoint.HasFlag(ReferencePoints.Top))
{
case ReferencePoints.Left:
pxPos = pxPos.WithX(actorBounds.Left + imgSize.X / 2);
break;
case ReferencePoints.HCenter:
pxPos = pxPos.WithX((actorBounds.Left + actorBounds.Right) / 2);
break;
case ReferencePoints.Right:
pxPos = pxPos.WithX(actorBounds.Right - imgSize.X / 2);
break;
boundsOffset -= new int2(0, bounds.Height / 2);
sizeOffset += new int2(0, halfSize.Y);
}
else if (Info.ReferencePoint.HasFlag(ReferencePoints.Bottom))
{
boundsOffset += new int2(0, bounds.Height / 2);
sizeOffset -= new int2(0, halfSize.Y);
}
pxPos += info.Offset;
if (Info.ReferencePoint.HasFlag(ReferencePoints.Left))
{
boundsOffset -= new int2(bounds.Width / 2, 0);
sizeOffset += new int2(halfSize.X, 0);
}
else if (Info.ReferencePoint.HasFlag(ReferencePoints.Right))
{
boundsOffset += new int2(bounds.Width / 2, 0);
sizeOffset -= new int2(halfSize.X, 0);
}
// HACK: Because WorldRenderer.Position() does not care about terrain height at the location
var renderPos = wr.ProjectedPosition(pxPos);
renderPos = new WPos(renderPos.X, renderPos.Y + self.CenterPosition.Z, self.CenterPosition.Z);
anim.Tick();
return new IRenderable[] { new SpriteRenderable(img, renderPos, WVec.Zero, info.ZOffset, wr.Palette(info.Palette), info.Scale, true) };
var pxPos = wr.Viewport.WorldToViewPx(wr.ScreenPxPosition(self.CenterPosition) + boundsOffset) + sizeOffset;
return new IRenderable[] { new UISpriteRenderable(Anim.Image, self.CenterPosition, pxPos, Info.ZOffset, wr.Palette(Info.Palette), 1f) };
}
public void Tick(Actor self) { Anim.Tick(); }
}
}