ProjectDDD/Assets/Plugins/Animate UI Materials/GraphicPropertyOverrideScaleAndOffset.cs

57 lines
2.2 KiB
C#

using UnityEngine;
namespace Plugins.Animate_UI_Materials
{
[System.Serializable]
public struct TextureScaleOffset
{
public Texture Texture;
public Vector4 ScaleOffset;
public Vector2 Scale => new Vector2(ScaleOffset.x, ScaleOffset.y);
public Vector2 Offset => new Vector2(ScaleOffset.z, ScaleOffset.w);
public TextureScaleOffset(Texture texture, Vector2 scale, Vector2 offset)
{
Texture = texture;
ScaleOffset = new Vector4(scale.x, scale.y, offset.x, offset.y);
}
}
/// <summary>
/// Used in with GraphicMaterialOverride to modify a material without creating a variant
/// Added to a child of the Graphic element
/// This variant only applies to Texture properties
/// </summary>
[AddComponentMenu("UI/Animate UI Material/GraphicPropertyOverrideScaleAndOffset")]
public class GraphicPropertyOverrideScaleAndOffset : GraphicPropertyOverride<TextureScaleOffset>
{
public override string DisplayName => $"{propertyName} Scale Offset";
/// <summary>
/// Apply the modified property to the material
/// </summary>
/// <param name="material"></param>
public override void ApplyModifiedProperty(Material material)
{
material.SetTextureOffset(PropertyId, propertyValue.Offset);
material.SetTextureScale(PropertyId, propertyValue.Scale);
material.SetTexture(PropertyId, propertyValue.Texture);
}
/// <summary>
/// Retrieve the default Texture value from the source material
/// </summary>
/// <param name="material">The source material</param>
/// <param name="defaultValue">The Texture value from the material</param>
/// <returns>True if the value could be retrieved</returns>
public override bool GetDefaultValue(Material material, out TextureScaleOffset defaultValue)
{
bool hasProperty = material.HasTexture(PropertyId);
Vector2 scale = hasProperty ? material.GetTextureOffset(PropertyId) : Vector2.one;
Vector2 offset = hasProperty ? material.GetTextureScale(PropertyId) : Vector2.zero;
Texture texture = hasProperty ? material.GetTexture(PropertyId) : null;
defaultValue = new TextureScaleOffset(texture, scale, offset);
return hasProperty;
}
}
}