/// <summary>
/// Builds the text geometry for the given string.
/// </summary>
/// <param name="stringToBuild">The string to build within the geometry.</param>
/// <param name="geometryOptions">Some configuration for geometry creation.</param>
public void BuildTextGeometry(string stringToBuild, TextGeometryOptions geometryOptions)
{
DWrite.Factory writeFactory = GraphicsCore.Current.FactoryDWrite;
//TODO: Cache font objects
//Get DirectWrite font weight
DWrite.FontWeight fontWeight = DWrite.FontWeight.Normal;
switch (geometryOptions.FontWeight)
{
case FontGeometryWeight.Bold:
fontWeight = DWrite.FontWeight.Bold;
break;
default:
fontWeight = DWrite.FontWeight.Normal;
break;
}
//Get DirectWrite font style
DWrite.FontStyle fontStyle = DWrite.FontStyle.Normal;
switch (geometryOptions.FontStyle)
{
case FontGeometryStyle.Italic:
fontStyle = DWrite.FontStyle.Italic;
break;
case FontGeometryStyle.Oblique:
fontStyle = DWrite.FontStyle.Oblique;
break;
default:
fontStyle = DWrite.FontStyle.Normal;
break;
}
//Create the text layout object
try
{
DWrite.TextLayout textLayout = new DWrite.TextLayout(
writeFactory, stringToBuild,
new DWrite.TextFormat(
writeFactory, geometryOptions.FontFamily, fontWeight, fontStyle, geometryOptions.FontSize),
float.MaxValue, float.MaxValue, 1f, true);
//Render the text using the vertex structure text renderer
using (VertexStructureTextRenderer textRenderer = new VertexStructureTextRenderer(this, geometryOptions))
{
textLayout.Draw(textRenderer, 0f, 0f);
}
}
catch (SharpDX.SharpDXException)
{
//TODO: Display some error
}
}
void textbox_FontChanged(object sender, EventArgs e)
{
FooTextBox textbox = (FooTextBox)sender;
Font font = textbox.Font;
this.fontName = font.Name;
this.fontSize = font.Size;
DW.FontWeight weigth = font.Bold ? DW.FontWeight.Bold : DW.FontWeight.Normal;
DW.FontStyle style = font.Italic ? DW.FontStyle.Italic : DW.FontStyle.Normal;
this.InitTextFormat(font.Name, font.Size, weigth, style);
}
public DWrite.FontFace GetFontFace(int codePoint, DWrite.FontWeight weight, DWrite.FontStyle style)
{
var(font, fontFace) = this.GetOrAdd(weight, style);
if (font.HasCharacter(codePoint))
{
return(fontFace);
}
return(null);
}
private (DWrite.Font font, DWrite.FontFace fontFace) GetOrAdd(DWrite.FontWeight weight, DWrite.FontStyle style)
{
if (!this.fontCache.TryGetValue((weight, style), out var v))
{
var font = this.fontFamily.GetFirstMatchingFont(weight, DWrite.FontStretch.Normal, style);
var fontFace = new DWrite.FontFace(font);
v = (font, fontFace);
this.fontCache.Add((weight, style), v);
}
return(v);
}
/// <inheritdoc />
protected TextElement()
{
_font = "Roboto";
_text = "Label";
_fontSize = 16.0f;
_fontWeight = SharpDX.DirectWrite.FontWeight.Normal;
_textAlignmentX = AlignmentX.Center;
_textAlignmentY = AlignmentY.Middle;
_wordWrapping = WordWrapping.NoWrap;
TextColour = Colour.Black;
TextStrokeColour = new Colour(0, 0, 0, 0);
_textReady = true;
}
public static void Convert(FontStyle value, out sw.FontStyle fontStyle, out sw.FontWeight fontWeight)
{
fontStyle = sw.FontStyle.Normal;
fontWeight = sw.FontWeight.Normal;
if (value.HasFlag(FontStyle.Italic))
{
fontStyle = sw.FontStyle.Italic;
}
if (value.HasFlag(FontStyle.Bold))
{
fontWeight = sw.FontWeight.Bold;
}
}
public static void Convert(
FontStyle value,
out sw.FontStyle fontStyle,
out sw.FontWeight fontWeight)
{
fontStyle = sw.FontStyle.Normal;
fontWeight = sw.FontWeight.Normal;
if ((value & FontStyle.Italic) == FontStyle.Italic)
{
fontStyle = sw.FontStyle.Italic;
}
if ((value & FontStyle.Bold) == FontStyle.Bold)
{
fontWeight = sw.FontWeight.Bold;
}
}
/// <summary>
/// Get font face for specified codepoint, weight and style.
/// </summary>
/// <param name="codePoint">The code point.</param>
/// <param name="weight">The font weight.</param>
/// <param name="style">The font style.</param>
/// <returns>Selected font face.</returns>
public DWrite.FontFace GetFontFace(int codePoint, DWrite.FontWeight weight, DWrite.FontStyle style)
{
foreach (var f in this.fontFamilies)
{
var face = f.GetFontFace(codePoint, weight, style);
if (face != null)
{
return(face);
}
}
using (var source = new SingleCharTextSource(this.factory, codePoint))
{
this.systemFontFallback.MapCharacters(
source,
0,
1,
this.fontCollection,
this.baseFontFamilyName,
weight,
style,
DWrite.FontStretch.Normal,
out var mappedLength,
out var font,
out var scale);
if (font != null)
{
FontFamilyCacheItem.TryCreate(this.fontCollection, font.FontFamily.FamilyNames.GetString(0), out var familyCache);
this.fontFamilies.Add(familyCache);
font.Dispose();
var fontFace = familyCache.GetFontFace(codePoint, weight, style);
if (fontFace != null)
{
return(fontFace);
}
}
}
// OK we don't have the glyph for this codepoint in the fallbacks.
// Use primary font to show something like '?'.
return(this.fontFamilies[0].GetFontFace(weight, style));
}
public static FontStyle Convert(sw.FontStyle fontStyle, sw.FontWeight fontWeight)
{
var style = FontStyle.Normal;
if (fontStyle == sw.FontStyle.Italic)
{
style |= FontStyle.Italic;
}
if (fontStyle == sw.FontStyle.Oblique)
{
style |= FontStyle.Italic;
}
if (fontWeight == sw.FontWeight.Bold)
{
style |= FontStyle.Bold;
}
return(style);
}
public static bool IsBold(this sw.FontWeight weight)
{
switch (weight)
{
case SharpDX.DirectWrite.FontWeight.Bold:
case SharpDX.DirectWrite.FontWeight.DemiBold:
case SharpDX.DirectWrite.FontWeight.ExtraBold:
case SharpDX.DirectWrite.FontWeight.Heavy:
return(true);
case SharpDX.DirectWrite.FontWeight.ExtraBlack:
case SharpDX.DirectWrite.FontWeight.ExtraLight:
case SharpDX.DirectWrite.FontWeight.Light:
case SharpDX.DirectWrite.FontWeight.Medium:
case SharpDX.DirectWrite.FontWeight.Normal:
case SharpDX.DirectWrite.FontWeight.Thin:
default:
return(false);
}
}
public const int MiniumeWidth = 40; //これ以上ないと誤操作が起こる
public void InitTextFormat(string fontName, float fontSize, DW.FontWeight fontWeigth = DW.FontWeight.Normal, DW.FontStyle fontStyle = DW.FontStyle.Normal)
{
if (this.format != null)
{
this.format.Dispose();
}
float dpix, dpiy;
this.GetDpi(out dpix, out dpiy);
float fontSizeInDIP = fontSize * (dpix / 72.0f);
this.format = this._factory.GetTextFormat(fontName, fontSizeInDIP, fontWeigth, fontStyle);
this.format.WordWrapping = DW.WordWrapping.NoWrap;
this.format.ReadingDirection = GetDWRightDirect(_RightToLeft);
MyTextLayout layout = this._factory.GetTextLayout("0", this.format, float.MaxValue, float.MaxValue, dpix, false);
layout.RightToLeft = false;
this.emSize = new Size(layout.Width, layout.Height);
layout.Dispose();
this.TabWidthChar = this.TabWidthChar;
this.hasCache = false;
layout = this._factory.GetTextLayout("+", this.format, float.MaxValue, float.MaxValue, dpix, false);
layout.RightToLeft = false;
#if METRO
this.FoldingWidth = Math.Max(D2DRenderCommon.MiniumeWidth, layout.Width);
#else
this.FoldingWidth = layout.Width;
#endif
layout.Dispose();
this._factory.Clear();
this.OnChangedRenderResource(this, new ChangedRenderRsourceEventArgs(ResourceType.Font));
}
public static SharpDX.DirectWrite.Font GetDxFont(string fontFamily, SharpDX.DirectWrite.FontWeight weight, SharpDX.DirectWrite.FontStretch stretch, SharpDX.DirectWrite.FontStyle style)
{
//Windows.UI.Xaml.Media.FontFamily fontFamily = textBlock.FontFamily;
if (fontFamily == null)
{
fontFamily = LabeLRenderer._defaultTextBlock.FontFamily.Source;
}
var fontKey = fontFamily + "-" + weight + "-" + stretch + "-" + style;
if (_loadedFonts.TryGetValue(fontKey, out SharpDX.DirectWrite.Font font))
{
return(font);
}
using (var factory = new Factory())
{
if (fontFamily.StartsWith("ms-appdata:///"))
{
var fontFamilyFilePath = fontFamily.Substring(14);
string dir = null;
if (fontFamilyFilePath.StartsWith("local/"))
{
dir = ApplicationData.Current.LocalFolder.Path;
fontFamilyFilePath = fontFamilyFilePath.Substring(6);
}
else if (fontFamilyFilePath.StartsWith("localcache/"))
{
dir = ApplicationData.Current.LocalCacheFolder.Path;
fontFamilyFilePath = fontFamilyFilePath.Substring(11);
}
else if (fontFamilyFilePath.StartsWith("roaming/"))
{
dir = ApplicationData.Current.RoamingFolder.Path;
fontFamilyFilePath = fontFamilyFilePath.Substring(8);
}
else if (fontFamilyFilePath.StartsWith("temp/"))
{
dir = ApplicationData.Current.TemporaryFolder.Path;
fontFamilyFilePath = fontFamilyFilePath.Substring(5);
}
else
{
System.Console.WriteLine("Unknown StorageFolder for " + fontFamily);
return(null);
}
var path = System.IO.Path.Combine(dir, fontFamilyFilePath.Split('#')[0]);
path = path.Replace('/', '\\');
var fontFile = new SharpDX.DirectWrite.FontFile(factory, path);
var loader = fontFile.Loader;
var key = fontFile.GetReferenceKey();
using (var fontCollectionLoader = new FontCollectionLoader(fontFile))
{
factory.RegisterFontCollectionLoader(fontCollectionLoader);
using (var fontCollection = new FontCollection(factory, fontCollectionLoader, key))
{
var family = fontCollection.GetFontFamily(0);
var familyNames = family.FamilyNames;
font = family.GetFirstMatchingFont(weight, stretch, style);
_loadedFonts[fontKey] = font;
}
}
return(font);
}
using (var fontCollection = factory.GetSystemFontCollection(false))
{
var familyCount = fontCollection.FontFamilyCount;
for (int i = 0; i < familyCount; i++)
{
try
{
using (var dxFontFamily = fontCollection.GetFontFamily(i))
{
var familyNames = dxFontFamily.FamilyNames;
if (!familyNames.FindLocaleName(System.Globalization.CultureInfo.CurrentCulture.Name, out int index))
{
familyNames.FindLocaleName("en-us", out index);
}
var name = familyNames.GetString(index);
var display = name;
using (var dxFont = dxFontFamily.GetFont(index))
{
if (dxFont.IsSymbolFont)
{
display = "Segoe UI";
}
}
//fontList.Add(new InstalledFont { Name = name, DisplayFont = display });
if ((fontFamily == name || fontFamily == display) && dxFontFamily.GetFirstMatchingFont(weight, stretch, style) is SharpDX.DirectWrite.Font systemFont)
{
_loadedFonts[fontKey] = systemFont;
return(systemFont);
}
}
}
#pragma warning disable CC0004 // Catch block cannot be empty
catch { } // Corrupted font files throw an exception - ignore them
#pragma warning restore CC0004 // Catch block cannot be empty
}
}
}
return(null);
}
/// <summary>
/// Called when [draw texture].
/// </summary>
/// <param name="deviceResources">The device resources.</param>
protected override void OnUpdateTextureAndBillboardVertices(IDeviceResources deviceResources)
{
if (TextInfo != null && !string.IsNullOrEmpty(TextInfo.Text))
{
var w = Width;
var h = Height;
#if CORE
Texture = TextInfo.Text.ToBitmapStream(FontSize, Color.White, Color.Black, FontFamily, FontWeight, FontStyle,
new Vector4((float)Padding.Left, (float)Padding.Top, (float)Padding.Right, (float)Padding.Bottom), ref w, ref h, predefinedSize, deviceResources);
#else
Texture = TextInfo.Text.ToBitmapStream(FontSize, Color.White, Color.Black, FontFamily, FontWeight.ToDXFontWeight(), FontStyle.ToDXFontStyle(),
new Vector4((float)Padding.Left, (float)Padding.Top, (float)Padding.Right, (float)Padding.Bottom), ref w, ref h, predefinedSize, deviceResources);
#endif
if (!predefinedSize)
{
Width = w;
Height = h;
}
DrawCharacter(TextInfo.Text, TextInfo.Origin, Width, Height, TextInfo);
}
else
{
Texture = null;
if (!predefinedSize)
{
Width = 0;
Height = 0;
}
}
TextInfo?.UpdateTextInfo(Width, Height);
}
public DW.TextFormat GetTextFormat(string fontName, double fontSize, DW.FontWeight fontWeigth = DW.FontWeight.Normal, DW.FontStyle fontStyle = DW.FontStyle.Normal)
{
return(new DW.TextFormat(this._DWFactory, fontName, fontWeigth, fontStyle, (float)fontSize));
}
/// <summary>
/// Get font face from primary font family using specified weight and style.
/// </summary>
/// <param name="weight">Font weight.</param>
/// <param name="style">Font style.</param>
/// <returns>Selected font face.</returns>
public DWrite.FontFace GetPrimaryFontFace(DWrite.FontWeight weight, DWrite.FontStyle style)
{
return(this.fontFamilies[0].GetFontFace(weight, style));
}
public DWrite.FontFace GetFontFace(DWrite.FontWeight weight, DWrite.FontStyle style)
{
return(this.GetOrAdd(weight, style).fontFace);
}