protected void ShowGlyphs(IntPtr glyphs, IntPtr positions, nuint glyphCount, IntPtr font, CGAffineTransform textMatrix, IntPtr attributes, IntPtr graphicsContext)
{
if (ForegroundBrush is SolidBrush)
{
// attributes can be null, Xamarin.Mac doesn't allow that when calling base. ugh.
Messaging.void_objc_msgSendSuper_IntPtr_IntPtr_nuint_IntPtr_CGAffineTransform_IntPtr_IntPtr(SuperHandle, selShowCGGlyphs_Positions_Count_Font_Matrix_Attributes_InContext_Handle, glyphs, positions, glyphCount, font, textMatrix, attributes, graphicsContext);
//base.ShowGlyphs(glyphs, positions, glyphCount, font, textMatrix, attributes, graphicsContext);
}
else if (glyphCount > 0)
{
// draw manually so we can use a custom brush/fill.
var ctx = NSGraphicsContext.CurrentContext.GraphicsPort;
ctx.SaveState();
ctx.SetTextDrawingMode(CGTextDrawingMode.Clip);
// what to do with the attributes?? needed?
var m = CTFontGetMatrix(font);
m.Translate(textMatrix.x0, textMatrix.y0);
m.Scale(1, -1);
ctx.TextMatrix = m;
CTFontDrawGlyphs(font, glyphs, positions, glyphCount, ctx.Handle);
ForegroundBrush.Draw(CurrentGraphics, false, FillMode.Winding, false);
ctx.RestoreState();
}
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components.Dispose();
ForegroundBrush.Dispose();
}
base.Dispose(disposing);
}
public void Draw(GraphicsHandler graphics, Pango.Layout layout, Cairo.Context context, PointF location)
{
Setup(layout);
context.Save();
ForegroundBrush.Apply(graphics);
context.MoveTo(location.X, location.Y);
Pango.CairoHelper.LayoutPath(context, layout);
context.Fill();
context.Restore();
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (Typeface != null ? Typeface.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ FontRenderingEmSize.GetHashCode();
hashCode = (hashCode * 397) ^ (TextDecorations != null ? TextDecorations.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (ForegroundBrush != null ? ForegroundBrush.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (BackgroundBrush != null ? BackgroundBrush.GetHashCode() : 0);
hashCode = (hashCode * 397) ^ (CultureInfo != null ? CultureInfo.GetHashCode() : 0);
return(hashCode);
}
}
protected void DisposeDirectXResources()
{
PreDestroyDirectXResources();
SharedBrush.Dispose();
BackgroundBrush.Dispose();
ForegroundBrush.Dispose();
CorrectColorBrush.Dispose();
WrongColorBrush.Dispose();
InputTextFormat.Dispose();
ButtonLabelTextFormat.Dispose();
SubtitleTextFormat.Dispose();
CueTextFormat.Dispose();
DwFactory.Dispose();
RenderTarget.Dispose();
RenderTargetView.Dispose();
D2DFactory.Dispose();
SwapChain.Dispose();
D3DDeviceContext.Dispose();
D3DDevice.Dispose();
}
