/// <summary>
/// Starts rendering a new frame with the black style. This gives the renderer a chance to cash some resources.
/// </summary>
public override void BeginFrame(BeginFrameRendererEventArgs args)
{
_CenteredTextStringFormat = new StringFormat();
_CenteredTextStringFormat.Alignment = StringAlignment.Center;
_CenteredTextStringFormat.LineAlignment = StringAlignment.Center;
_TopCenteredTextStringFormat = new StringFormat();
_TopCenteredTextStringFormat.Alignment = StringAlignment.Center;
_TopCenteredTextStringFormat.LineAlignment = StringAlignment.Near;
// With this fx and fy we convert between logical units and pixels.
_ScaleFactorX = (float)args.Bounds.Width / args.Layout.LogicalWidth;
_ScaleFactorY = (float)args.Bounds.Height / args.Layout.LogicalHeight;
_KeysBounds = args.Bounds;
float min = Math.Min(_ScaleFactorX, _ScaleFactorY);
float keyFontSize = min * LinearKeyboardLayout.NormalKeySize / _KeyFontSizeRatio;
float hintFontSize = min * LinearKeyboardLayout.NormalKeySize / _HintFontSizeRatio;
if (keyFontSize < 1)
keyFontSize = 1;
if (hintFontSize < 1)
hintFontSize = 1;
_KeyFont = new Font(args.Font.FontFamily, keyFontSize);
_HintFont = new Font(args.Font.FontFamily, hintFontSize);
if (ForceAntiAlias)
args.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
}
/// <summary>
/// Called when the control starts rendering a new frame.
/// </summary>
/// <param name="args">Provides context information.</param>
public virtual void BeginFrame(BeginFrameRendererEventArgs args) { }
