private void HandleDrawString(RenderTarget target, String str, System.Drawing.Rectangle rect, int color, System.Drawing.Font font = null)
{
if (String.IsNullOrEmpty(str))
{
return;
}
using (Brush brush = GetBrushFromColor(target, color))
{
SharpDX.DirectWrite.FontWeight weight = WeightFromFontStyle(font.Style);
SharpDX.DirectWrite.FontStyle style = StyleFromFontStyle(font.Style);
SharpDX.DirectWrite.TextFormat stringFormat = new SharpDX.DirectWrite.TextFormat(this.FactoryDWrite, font.FontFamily.Name, weight, style, font.Size);
stringFormat.TextAlignment = SharpDX.DirectWrite.TextAlignment.Leading;
stringFormat.WordWrapping = SharpDX.DirectWrite.WordWrapping.Wrap;
if (font == null)
{
font = this.Font;
}
int maxsize = this.Width;
if (pushedArgument.ContainsKey("TrimOutOfBounds") && ((bool)pushedArgument["TrimOutOfBounds"]))
{
using (SharpDX.DirectWrite.TextLayout layout = new SharpDX.DirectWrite.TextLayout(FactoryDWrite, str, stringFormat, maxsize, font.Height))
{
var lines = layout.GetLineMetrics();
StringBuilder strb = new StringBuilder();
var hittests = layout.HitTestTextRange(0, str.Length, rect.X, rect.Y);
int trimPos = -1;
for (int i = 0; i < hittests.Length; ++i)
{
if (hittests[i].Top + hittests[i].Height > rect.Bottom)
{
trimPos = hittests[i].TextPosition;
break;
}
}
String trimmedStr = str;
if (trimPos > -1)
{
trimmedStr = str.Substring(0, trimPos);
}
target.PushAxisAlignedClip(new RectangleF(rect.X, rect.Y, rect.Right, rect.Bottom), AntialiasMode.Aliased);
target.DrawText(trimmedStr, stringFormat, new RawRectangleF(rect.X, rect.Y, rect.Right, rect.Bottom), brush, DrawTextOptions.EnableColorFont | DrawTextOptions.Clip);
target.PopAxisAlignedClip();
}
}
else
{
target.PushAxisAlignedClip(new RectangleF(rect.X, rect.Y, rect.Right, rect.Bottom), AntialiasMode.Aliased);
target.DrawText(str, stringFormat, new RawRectangleF(rect.X, rect.Y, rect.Right, rect.Bottom), brush, DrawTextOptions.EnableColorFont | DrawTextOptions.Clip);
target.PopAxisAlignedClip();
}
stringFormat.Dispose();
}
}
// Method to marshal from native to managed struct
internal unsafe void __MarshalFrom(ref __Native @ref)
{
this.FontFamily = (@ref.FontFamily == IntPtr.Zero)?null:Marshal.PtrToStringUni(@ref.FontFamily);
this.FontWeight = @ref.FontWeight;
this.FontStyle = @ref.FontStyle;
this.FontStretch = @ref.FontStretch;
this.Locale = (@ref.Locale == IntPtr.Zero)?null:Marshal.PtrToStringUni(@ref.Locale);
}
private SharpDX.DirectWrite.FontWeight WeightFromFontStyle(System.Drawing.FontStyle style)
{
SharpDX.DirectWrite.FontWeight ret = SharpDX.DirectWrite.FontWeight.Normal;
if (style.HasFlag(System.Drawing.FontStyle.Bold))
{
ret = SharpDX.DirectWrite.FontWeight.Bold;
}
return(ret);
}
public TextWriter(IDrawing.IDevice device, System.Drawing.Font font)// float FontSize = 10, String FontName = "Arial")
{
this.device = ((Device)device);
this.FontName = font.Name;
this.FontSize = font.Size;
renderTarget =this.device.renderTarget;
SharpDX.DirectWrite.Factory factory = new SharpDX.DirectWrite.Factory();
SharpDX.DirectWrite.FontWeight fontW = SharpDX.DirectWrite.FontWeight.Normal;
if(font.Style==System.Drawing.FontStyle.Bold)
fontW = SharpDX.DirectWrite.FontWeight.Heavy;
textFormat = new SharpDX.DirectWrite.TextFormat(factory, FontName,fontW, SharpDX.DirectWrite.FontStyle.Normal, FontSize);
// this.device.ChangeRenderTarget += TextWriter_ChangeRenderTarget;
}
/// <summary>
/// Creates a text format object used for text layout.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.DirectWrite.Factory" /></param>
/// <param name="fontFamilyName">An array of characters that contains the name of the font family</param>
/// <param name="fontCollection">A pointer to a font collection object. When this is NULL, indicates the system font collection.</param>
/// <param name="fontWeight">A value that indicates the font weight for the text object created by this method.</param>
/// <param name="fontStyle">A value that indicates the font style for the text object created by this method.</param>
/// <param name="fontStretch">A value that indicates the font stretch for the text object created by this method.</param>
/// <param name="fontSize">The logical size of the font in DIP ("device-independent pixel") units. A DIP equals 1/96 inch.</param>
/// <param name="localeName">An array of characters that contains the locale name.</param>
/// <unmanaged>HRESULT CreateTextFormat([In] const wchar* fontFamilyName,[None] IDWriteFontCollection* fontCollection,[None] DWRITE_FONT_WEIGHT fontWeight,[None] DWRITE_FONT_STYLE fontStyle,[None] DWRITE_FONT_STRETCH fontStretch,[None] FLOAT fontSize,[In] const wchar* localeName,[Out] IDWriteTextFormat** textFormat)</unmanaged>
public TextFormat(Factory factory, string fontFamilyName, SharpDX.DirectWrite.FontCollection fontCollection, SharpDX.DirectWrite.FontWeight fontWeight, SharpDX.DirectWrite.FontStyle fontStyle, SharpDX.DirectWrite.FontStretch fontStretch, float fontSize, string localeName) : base(IntPtr.Zero)
{
factory.CreateTextFormat(fontFamilyName, fontCollection, fontWeight, fontStyle, fontStretch, fontSize, localeName, this);
}
/// <summary>
/// Creates a text format object used for text layout.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.DirectWrite.Factory" /></param>
/// <param name="fontFamilyName">An array of characters that contains the name of the font family</param>
/// <param name="fontCollection">A pointer to a font collection object. When this is NULL, indicates the system font collection.</param>
/// <param name="fontWeight">A value that indicates the font weight for the text object created by this method.</param>
/// <param name="fontStyle">A value that indicates the font style for the text object created by this method.</param>
/// <param name="fontStretch">A value that indicates the font stretch for the text object created by this method.</param>
/// <param name="fontSize">The logical size of the font in DIP ("device-independent pixel") units. A DIP equals 1/96 inch.</param>
/// <unmanaged>HRESULT CreateTextFormat([In] const wchar* fontFamilyName,[None] IDWriteFontCollection* fontCollection,[None] DWRITE_FONT_WEIGHT fontWeight,[None] DWRITE_FONT_STYLE fontStyle,[None] DWRITE_FONT_STRETCH fontStretch,[None] FLOAT fontSize,[In] const wchar* localeName,[Out] IDWriteTextFormat** textFormat)</unmanaged>
public TextFormat(Factory factory, string fontFamilyName, SharpDX.DirectWrite.FontCollection fontCollection, SharpDX.DirectWrite.FontWeight fontWeight, SharpDX.DirectWrite.FontStyle fontStyle, SharpDX.DirectWrite.FontStretch fontStretch, float fontSize)
: this(factory, fontFamilyName, fontCollection, fontWeight, fontStyle, fontStretch, fontSize, "")
{
}
/// <summary>
/// Creates a text format object used for text layout with normal stretch.
/// </summary>
/// <param name="factory">an instance of <see cref = "SharpDX.DirectWrite.Factory" /></param>
/// <param name="fontFamilyName">An array of characters that contains the name of the font family</param>
/// <param name="fontWeight">A value that indicates the font weight for the text object created by this method.</param>
/// <param name="fontStyle">A value that indicates the font style for the text object created by this method.</param>
/// <param name="fontSize">The logical size of the font in DIP ("device-independent pixel") units. A DIP equals 1/96 inch.</param>
/// <unmanaged>HRESULT CreateTextFormat([In] const wchar* fontFamilyName,[None] IDWriteFontCollection* fontCollection,[None] DWRITE_FONT_WEIGHT fontWeight,[None] DWRITE_FONT_STYLE fontStyle,[None] DWRITE_FONT_STRETCH fontStretch,[None] FLOAT fontSize,[In] const wchar* localeName,[Out] IDWriteTextFormat** textFormat)</unmanaged>
public TextFormat(Factory factory, string fontFamilyName, SharpDX.DirectWrite.FontWeight fontWeight, SharpDX.DirectWrite.FontStyle fontStyle, float fontSize)
: this(factory, fontFamilyName, null, fontWeight, fontStyle, DirectWrite.FontStretch.Normal, fontSize, "")
{
}