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Allowed for the text to set a text origin.

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This commit is contained in:
Michel Fedde 2021-05-02 14:48:29 +02:00
parent 51f8dfd522
commit 17e76a9dd4
6 changed files with 56 additions and 38 deletions
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3
SMCode/SM.Base/Drawing/Text/CharParameter.cs
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@ -27,8 +27,5 @@ namespace SM.Base.Drawing.Text
public Matrix3 TextureMatrix;
public Vector2 Offset;
public Vector2 Scale;
}
}

5
SMCode/SM.Base/Drawing/Text/Font.cs
View file

@ -83,14 +83,9 @@ namespace SM.Base.Drawing.Text
TextureMatrix = TextureTransformation.CalculateMatrix(offset,
scale, 0),
Offset = offset,
Scale = scale
});
}
}
Console.WriteLine();
}
public override void Compile()

35
SMCode/SM.Base/Drawing/Text/TextDrawingBasis.cs
View file

@ -3,12 +3,20 @@
using System;
using OpenTK;
using OpenTK.Graphics;
using SM.Base.Objects.Static;
using SM.Base.Window;
#endregion
namespace SM.Base.Drawing.Text
{
public enum TextOrigin
{
Left,
Center,
Right
}
/// <summary>
/// Defines a basis for text drawing.
/// </summary>
@ -36,6 +44,12 @@ namespace SM.Base.Drawing.Text
/// </summary>
public float Height;
/// <summary>
/// Allow to change the origin of the text.
/// <para>Default: <see cref="TextOrigin.Center"/></para>
/// </summary>
public TextOrigin Origin = TextOrigin.Center;
/// <summary>
/// The spacing between numbers.
/// <para>Default: 1</para>
@ -85,6 +99,7 @@ namespace SM.Base.Drawing.Text
{
Material.Texture = font;
Material.Blending = true;
Mesh = Plate.Object;
}
@ -111,7 +126,6 @@ namespace SM.Base.Drawing.Text
float y = 0;
for (var i = 0; i < _text.Length; i++)
{
if (_text[i] == ' ')
{
x += Font.SpaceWidth * Spacing;
@ -150,10 +164,27 @@ namespace SM.Base.Drawing.Text
TextureMatrix = parameter.TextureMatrix
};
Width = Math.Max(Width, x);
x += parameter.Advance;
}
Height = y + Font.Height;
Width = x;
if (Origin != TextOrigin.Left)
{
foreach (Instance i in _instances)
{
if (i == null) continue;
switch (Origin)
{
case TextOrigin.Center:
i.ModelMatrix *= Matrix4.CreateTranslation(-Width / 2, 0, 0);
break;
case TextOrigin.Right:
i.ModelMatrix *= Matrix4.CreateTranslation(-Width, 0, 0);
break;
}
}
}
}
}
}