Files
FlaxEngine/Source/Engine/UI/GUI/Brushes/SpriteBrush.cs
2023-01-10 15:29:37 +01:00

124 lines
4.0 KiB
C#

// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
namespace FlaxEngine.GUI
{
/// <summary>
/// Implementation of <see cref="IBrush"/> for <see cref="FlaxEngine.Sprite"/>.
/// </summary>
/// <seealso cref="IBrush" />
public sealed class SpriteBrush : IBrush
{
/// <summary>
/// The sprite.
/// </summary>
[ExpandGroups, EditorOrder(0), Tooltip("The sprite.")]
public SpriteHandle Sprite;
/// <summary>
/// The texture sampling filter mode.
/// </summary>
[ExpandGroups, EditorOrder(1), Tooltip("The texture sampling filter mode.")]
public BrushFilter Filter = BrushFilter.Linear;
/// <summary>
/// Initializes a new instance of the <see cref="SpriteBrush"/> class.
/// </summary>
public SpriteBrush()
{
}
/// <summary>
/// Initializes a new instance of the <see cref="SpriteBrush"/> struct.
/// </summary>
/// <param name="sprite">The sprite.</param>
public SpriteBrush(SpriteHandle sprite)
{
Sprite = sprite;
}
/// <inheritdoc />
public Float2 Size => Sprite.IsValid ? Sprite.Size : Float2.Zero;
/// <inheritdoc />
public void Draw(Rectangle rect, Color color)
{
if (Filter == BrushFilter.Point)
Render2D.DrawSpritePoint(Sprite, rect, color);
else
Render2D.DrawSprite(Sprite, rect, color);
}
}
/// <summary>
/// Implementation of <see cref="IBrush"/> for <see cref="FlaxEngine.Sprite"/> using 9-slicing.
/// </summary>
/// <seealso cref="IBrush" />
public sealed class Sprite9SlicingBrush : IBrush
{
/// <summary>
/// The sprite.
/// </summary>
[ExpandGroups, EditorOrder(0), Tooltip("The sprite.")]
public SpriteHandle Sprite;
/// <summary>
/// The texture sampling filter mode.
/// </summary>
[ExpandGroups, EditorOrder(1), Tooltip("The texture sampling filter mode.")]
public BrushFilter Filter = BrushFilter.Linear;
/// <summary>
/// The border size.
/// </summary>
[ExpandGroups, EditorOrder(2), Limit(0), Tooltip("The border size.")]
public float BorderSize = 10.0f;
/// <summary>
/// The sprite borders (in texture space, range 0-1).
/// </summary>
[ExpandGroups, EditorOrder(3), Limit(0, 1), Tooltip("The sprite borders (in texture space, range 0-1).")]
public Margin Border = new Margin(0.1f);
#if FLAX_EDITOR
/// <summary>
/// Displays borders (editor only).
/// </summary>
[NoSerialize, EditorOrder(4), Tooltip("Displays borders (editor only).")]
public bool ShowBorders;
#endif
/// <summary>
/// Initializes a new instance of the <see cref="Sprite9SlicingBrush"/> class.
/// </summary>
public Sprite9SlicingBrush()
{
}
/// <inheritdoc />
public Float2 Size => Sprite.IsValid ? Sprite.Size : Float2.Zero;
/// <inheritdoc />
public unsafe void Draw(Rectangle rect, Color color)
{
var border = Border;
var borderUV = *(Float4*)&border;
var borderSize = borderUV * new Float4(BorderSize, BorderSize, BorderSize, BorderSize);
if (Filter == BrushFilter.Point)
Render2D.Draw9SlicingSpritePoint(Sprite, rect, borderSize, borderUV, color);
else
Render2D.Draw9SlicingSprite(Sprite, rect, borderSize, borderUV, color);
#if FLAX_EDITOR
if (ShowBorders)
{
var bordersRect = rect;
bordersRect.Location.X += borderSize.X;
bordersRect.Location.Y += borderSize.Z;
bordersRect.Size.X -= borderSize.X + borderSize.Y;
bordersRect.Size.Y -= borderSize.Z + borderSize.W;
Render2D.DrawRectangle(bordersRect, Color.YellowGreen, 2.0f);
}
#endif
}
}
}