public override void DrawTexture()
{
if (!isInitialized)
{
if (!string.IsNullOrEmpty(TextInfo.Text))
{
Texture = TextInfo.Text.StringToBitmapSource(FontSize, Media.Colors.White, Media.Colors.Black,
this.FontFamily, this.FontWeight, this.FontStyle, Padding);
Texture.Freeze();
if (!predefinedSize)
{
Width = (float)Texture.Width;
Height = (float)Texture.Height;
}
DrawCharacter(TextInfo.Text, TextInfo.Origin, Width, Height, TextInfo);
}
else
{
Texture = null;
if (!predefinedSize)
{
Width = 0;
Height = 0;
}
Positions.Clear();
Colors.Clear();
TextureCoordinates.Clear();
TextInfo.Offsets.Clear();
}
isInitialized = true;
UpdateBounds();
}
}
private void DrawCharacter(string text, Vector3 origin, float w, float h, TextInfo info)
{
Positions.Clear();
Colors.Clear();
TextureCoordinates.Clear();
info.Offsets.Clear();
// CCW from top left
var a = new Vector2(-w / 2, -h / 2);
var b = new Vector2(-w / 2, h / 2);
var c = new Vector2(w / 2, -h / 2);
var d = new Vector2(w / 2, h / 2);
var uv_a = new Vector2(0, 0);
var uv_b = new Vector2(0, 1);
var uv_c = new Vector2(1, 0);
var uv_d = new Vector2(1, 1);
// Create foreground data
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Colors.Add(FontColor);
Colors.Add(FontColor);
Colors.Add(FontColor);
Colors.Add(FontColor);
TextureCoordinates.Add(uv_b);
TextureCoordinates.Add(uv_d);
TextureCoordinates.Add(uv_a);
TextureCoordinates.Add(uv_c);
info.Offsets.Add(a);
info.Offsets.Add(c);
info.Offsets.Add(b);
info.Offsets.Add(d);
// Create background data
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Positions.Add(info.Origin);
Colors.Add(BackgroundColor);
Colors.Add(BackgroundColor);
Colors.Add(BackgroundColor);
Colors.Add(BackgroundColor);
TextureCoordinates.Add(uv_a);
TextureCoordinates.Add(uv_a);
TextureCoordinates.Add(uv_a);
TextureCoordinates.Add(uv_a);
info.Offsets.Add(a);
info.Offsets.Add(c);
info.Offsets.Add(b);
info.Offsets.Add(d);
}
protected override void OnClearAllGeometryData()
{
base.OnClearAllGeometryData();
Normals?.Clear();
Normals?.TrimExcess();
TextureCoordinates?.Clear();
TextureCoordinates?.TrimExcess();
Tangents?.Clear();
Tangents?.TrimExcess();
BiTangents?.Clear();
BiTangents?.TrimExcess();
}
public override void DrawTexture()
{
Positions.Clear();
Colors.Clear();
TextureCoordinates.Clear();
// http://www.cyotek.com/blog/angelcode-bitmap-font-parsing-using-csharp
foreach (var textInfo in TextInfo)
{
textInfo.Offsets.Clear();
int x = 0;
int y = 0;
var w = bmpFont.TextureSize.Width;
var h = bmpFont.TextureSize.Height;
char previousCharacter;
previousCharacter = ' ';
var normalizedText = textInfo.Text;
foreach (char character in normalizedText)
{
switch (character)
{
case '\n':
x = 0;
y -= bmpFont.LineHeight;
break;
default:
Character data = bmpFont[character];
int kerning = bmpFont.GetKerning(previousCharacter, character);
//DrawCharacter(data, x + data.Offset.X + kerning, y + data.Offset.Y, builder);
DrawCharacter(data, new Vector3(x, y, 0), w, h, kerning, textInfo);
x += data.XAdvance + kerning;
break;
}
previousCharacter = character;
}
}
UpdateBounds();
}
public override void DrawTexture()
{
Positions.Clear();
Colors.Clear();
TextureCoordinates.Clear();
mTextInfoOffsets = new List <Vector2>(4);
var w = Width;
var h = Height;
// CCW from top left
var a = new Vector2(-w / 2, -h / 2);
var b = new Vector2(-w / 2, h / 2);
var c = new Vector2(w / 2, -h / 2);
var d = new Vector2(w / 2, h / 2);
var uv_a = new Vector2(0, 0);
var uv_b = new Vector2(0, 1);
var uv_c = new Vector2(1, 0);
var uv_d = new Vector2(1, 1);
// Create foreground data
Positions.Add(Center);
Positions.Add(Center);
Positions.Add(Center);
Positions.Add(Center);
Colors.Add(MaskColor);
Colors.Add(MaskColor);
Colors.Add(MaskColor);
Colors.Add(MaskColor);
TextureCoordinates.Add(uv_b);
TextureCoordinates.Add(uv_d);
TextureCoordinates.Add(uv_a);
TextureCoordinates.Add(uv_c);
mTextInfoOffsets.Add(a);
mTextInfoOffsets.Add(c);
mTextInfoOffsets.Add(b);
mTextInfoOffsets.Add(d);
UpdateBounds();
}
public void DrawText()
{
if (!isInitialized)
{
if (!string.IsNullOrEmpty(TextInfo.Text))
{
Texture = TextInfo.Text.StringToBitmapSource(FontSize, System.Windows.Media.Colors.White, System.Windows.Media.Colors.Black);
Width = (float)Texture.Width;
Height = (float)Texture.Height;
DrawCharacter(TextInfo.Text, TextInfo.Origin, (float)Texture.Width, (float)Texture.Height, TextInfo);
}
else
{
Texture = null;
Width = 0;
Height = 0;
Positions.Clear();
Colors.Clear();
TextureCoordinates.Clear();
TextInfo.Offsets.Clear();
}
isInitialized = true;
}
}
