/// <summary>
/// Draw the overlay(s)
/// </summary>
public void Draw()
{
EnsureInitiliased();
Begin();
foreach (var overlay in Overlays)
{
foreach (var element in overlay.Elements)
{
var textElement = element as TextElement;
var imageElement = element as ImageElement;
if (textElement != null)
{
DXFont font = GetFontForTextElement(textElement);
if (font != null && !String.IsNullOrEmpty(textElement.Text))
{
_spriteEngine.DrawString(textElement.Location.X, textElement.Location.Y, textElement.Text, textElement.Color.R, textElement.Color.G, textElement.Color.B, textElement.Color.A, font);
}
}
else if (imageElement != null)
{
}
}
}
End();
}
DXFont GetFontForTextElement(TextElement element)
{
DXFont result = null;
string fontKey = String.Format("{0}{1}{2}", element.Font.Name, element.Font.Size, element.Font.Style, element.AntiAliased);
if (!_fontCache.TryGetValue(fontKey, out result))
{
result = new DXFont(_device, _deviceContext);
result.Initialize(element.Font.Name, element.Font.Size, element.Font.Style, element.AntiAliased);
_fontCache[fontKey] = result;
}
return(result);
}
public void DrawString(int X, int Y, string text, int R, int G, int B, int A, DXFont F)
{
Color4 blendFactor = new Color4(1.0f);
SharpDX.Mathematics.Interop.RawColor4 backupBlendFactor;
int backupMask;
var backupBlendState = _deviceContext.OutputMerger.GetBlendState(out backupBlendFactor, out backupMask);
_deviceContext.OutputMerger.SetBlendState(_transparentBS, blendFactor);
BeginBatch(F.GetFontSheetSRV());
int length = text.Length;
int posX = X;
int posY = Y;
Color4 color;
Vector4 Vec = new Vector4(R > 0 ? (float)(R / 255.0f) : 0.0f, G > 0 ? (float)(G / 255.0f) : 0.0f, B > 0 ? (float)(B / 255.0f) : 0.0f, A > 0 ? (float)(A / 255.0f) : 0.0f);
color = new Color4(Vec);
for (int i = 0; i < length; ++i)
{
char character = text[i];
char altSpace = (char)160;
if (character == ' ' || character == altSpace)
{
posX += F.GetSpaceWidth();
}
else if (character == '\n')
{
posX = X;
posY += F.GetCharHeight();
}
else
{
Rectangle charRect = F.GetCharRect(character, text);
int width = charRect.Right - charRect.Left;
int height = charRect.Bottom - charRect.Top;
//Draw(new Rectangle(posX, posY, posX + width, posY + height), charRect, color);
Draw(new Rectangle()
{
Left = posX, Top = posY, Right = posX + width, Bottom = posY + height
}, charRect, color);
posX += width + 1;
}
}
EndBatch();
_deviceContext.OutputMerger.SetBlendState(backupBlendState, backupBlendFactor, backupMask);
}