public Vector2I UpdateVertexArray(string text, ref VertexDefinition.PositionTextureColor[] vertices, ref Buffer vertexBuffer, Color defaultColor, List<TexturedRectangle> icons, int positionX = 0, int positionY = 0)
{
icons.Clear();
Color color = defaultColor;
int width = 0;
int maxWidth = 0;
int height = Characters.First().Value.height;
int maxHeight = height;
for (int i = 0; i < text.Length; i++)
{
char letter = text[i];
if (letter == '\n')
{
maxWidth = Math.Max(maxWidth, width);
width = 0;
positionX = 0;
positionY += height;
maxHeight += height;
continue;
}
if (letter == '[')
{
if (text[i + 1] == '[')
continue;
string token = text.Substring(i + 1, text.IndexOf(']', i + 1) - (i + 1));
if (!ColorParser.TryParse(token, out color))
{
if (token == "-")
color = defaultColor;
else if (token == "gold")
{
icons.Add(new TexturedRectangle(_context,
_context.TextureManager.Create("gold.png", "Data/UI/Icons/"), new Vector2I(height, height)));
positionX += height + 1;
width += height + 1;
}
else
throw new InvalidOperationException("Unexpected token : " + token);
}
i = text.IndexOf(']', i + 1);
continue;
}
Character c = Characters[letter];
Vector4 colorAsVector = color.ToVector4();
vertices[i * 4] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX, positionY, 0.0f), texture = new Vector2(c.uLeft, c.vTop), color = colorAsVector }; //Top left
vertices[i * 4 + 1] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX + c.width, positionY + c.height, 0.0f), texture = new Vector2(c.uRight, c.vBottom), color = colorAsVector }; //Right bottom
vertices[i * 4 + 2] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX, positionY + c.height, 0.0f), texture = new Vector2(c.uLeft, c.vBottom), color = colorAsVector }; //Left bottom
vertices[i * 4 + 3] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX + c.width, positionY, 0.0f), texture = new Vector2(c.uRight, c.vTop), color = colorAsVector }; //Top right
positionX += c.width + 1;
width += c.width + 1;
}
DataStream mappedResource;
_context.DirectX.Device.ImmediateContext.MapSubresource(vertexBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None,
out mappedResource);
mappedResource.WriteRange(vertices);
_context.DirectX.Device.ImmediateContext.UnmapSubresource(vertexBuffer, 0);
return new Vector2I(Math.Max(maxWidth, width), maxHeight);
}
private void CreateVertexBuffer(Device device)
{
_vertices = new VertexDefinition.PositionTextureColor[_numberOfLetters * 4];
int letterIndex = 0;
Color color = BaseColor;
int lineHeight = Font.Characters.First().Value.height;
float spaceSize = SpaceSize;
float positionY = Padding.Top;
if (VerticalAlignment == VerticalAlignment.Bottom)
positionY = Size.Y - (lineHeight * Lines.Count + LineSpacing * (Lines.Count -1)) - Padding.Bottom;
if (VerticalAlignment == VerticalAlignment.Middle)
positionY = Padding.Top + (float)(Size.Y - Padding.Bottom - Padding.Top - (lineHeight * Lines.Count + LineSpacing * (Lines.Count - 1))) / 2;
for(int i = 0; i<Lines.Count; i++)
{
TextLine line = Lines[i];
line.Width -= SpaceSize + 1; //Remove last space and pixel padding after last character
float positionX = Padding.Left;
if (HorizontalAlignment == HorizontalAlignment.Right)
positionX = Size.X - line.Width - Padding.Right;
if(HorizontalAlignment == HorizontalAlignment.Center)
positionX = Padding.Left + (float)(Size.X - Padding.Left - Padding.Right - line.Width) / 2;
if (HorizontalAlignment == HorizontalAlignment.Justify && line.WordWrapped)
spaceSize = SpaceSize + (float)(Size.X - Padding.Left - Padding.Right - line.Width)/(line.WordCount - 1);
for (int j = 0; j < line.Words.Count; j++)
{
string word = line.Words[j];
for (int k = 0; k < word.Length; k ++)
{
char letter = word[k];
if (letter == '[')
{
if (word[k + 1] != '[')
{
string token = word.Substring(k + 1, word.IndexOf(']', k + 1) - (k + 1));
if (token == "-")
color = BaseColor;
else if(!ColorParser.TryParse(token, out color))
throw new InvalidOperationException("Unexpected token : " + token);
k = word.IndexOf(']', k + 1);
continue;
}
k++;
}
Vector4 colorAsVector = color.ToVector4();
Font.Character c = Font.Characters[letter];
_vertices[letterIndex * 4] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX, positionY, 0.0f), texture = new Vector2(c.uLeft, c.vTop), color = colorAsVector }; //Top left
_vertices[letterIndex * 4 + 1] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX + c.width, positionY + c.height, 0.0f), texture = new Vector2(c.uRight, c.vBottom), color = colorAsVector }; //Right bottom
_vertices[letterIndex * 4 + 2] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX, positionY + c.height, 0.0f), texture = new Vector2(c.uLeft, c.vBottom), color = colorAsVector }; //Left bottom
_vertices[letterIndex * 4 + 3] = new VertexDefinition.PositionTextureColor { position = new Vector3(positionX + c.width, positionY, 0.0f), texture = new Vector2(c.uRight, c.vTop), color = colorAsVector }; //Top right
positionX += c.width + 1;
letterIndex++;
}
positionX += spaceSize;
}
positionY += lineHeight + LineSpacing;
}
if(_vertexBuffer != null)
_vertexBuffer.Dispose();
_vertexBuffer = Buffer.Create(device, BindFlags.VertexBuffer, _vertices);
UsedSize = new Vector2I(Lines.Max(l=>l.Width) + Padding.Left + Padding.Right,
(lineHeight * Lines.Count + LineSpacing * (Lines.Count - 1)) + Padding.Bottom + Padding.Top);
}
