/// <summary> /// Called to set the font of the preview control according to the user's preferences. /// </summary> /// <param name="font"></param> protected abstract void SetFont(LogFont font);
protected override void OnCreateControl()
{
base.OnCreateControl();
// This hack tries to apply the Roboto (24) font to all ListViewItems in this ListView
// It only succeeds if the font is installed on the system.
// Otherwise, a default sans serif font is used.
Font roboto24 = new Font(SkinManager.ROBOTO_MEDIUM_12.FontFamily, 24);
LogFont roboto24logfont = new LogFont();
roboto24.ToLogFont(roboto24logfont);
try
{
// Font.FromLogFont is the method used when drawing ListViewItems. I 'test' it in this safer context to avoid unhandled exceptions later.
Font = Font.FromLogFont(roboto24logfont);
}
catch (ArgumentException)
{
Font = new Font(FontFamily.GenericSansSerif, 24);
}
}
void IPreviewHandlerVisuals.SetFont(ref LogFont plf)
{
SetFont(plf);
}
/// <summary>
/// Convert a Direct2D <see cref="Font"/> to a <see cref="System.Drawing.Font"/>.
/// </summary>
/// <param name="d2dFont">a Direct2D Font</param>
/// <param name="font">a <see cref="System.Drawing.Font"/></param>
/// <returns>true if the specified font object is part of the system font collection; otherwise, false.</returns>
public bool ToSystemDrawingFont(Font d2dFont, out System.Drawing.Font font)
{
var logfontw = new LogFont();
bool isSystemFont = ToLogFont(d2dFont, logfontw);
font = System.Drawing.Font.FromLogFont(logfontw);
return isSystemFont;
}
/// <summary>
/// Creates a font object that matches the properties specified by the LOGFONT structure.
/// </summary>
/// <param name="font">A <see cref="System.Drawing.Font"/> description. </param>
/// <returns>a reference to a newly created <see cref="SharpDX.DirectWrite.Font"/>. </returns>
/// <unmanaged>HRESULT IDWriteGdiInterop::CreateFontFromLOGFONT([In] const LOGFONTW* logFont,[Out] IDWriteFont** font)</unmanaged>
public Font FromSystemDrawingFont(System.Drawing.Font font)
{
var logfontw = new LogFont();
font.ToLogFont(logfontw);
return FromLogFont(logfontw);
}
public static extern IntPtr CreateFontIndirect([In, MarshalAs(UnmanagedType.LPStruct)] LogFont lplf);
/// <summary> /// Called to set the font of the preview control according to the user's preferences. /// </summary> /// <param name="font"></param> protected abstract void SetFont(LogFont font);
void IPreviewHandlerVisuals.SetFont(ref LogFont plf)
{
SetFont(plf);
}
