public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
if (glyphs == null)
{
return;
}
var previousTransform = drawingSession.Transform;
drawingSession.Transform = CanvasTextLayout.GetGlyphOrientationTransform(glyphOrientation, isSideways, position);
drawingSession.DrawGlyphRun(
position,
fontFace,
fontSize,
glyphs,
isSideways,
bidiLevel,
textBrush);
drawingSession.Transform = previousTransform;
}
public FontVariant(CanvasFontFace face, string familyName, StorageFile file)
{
FontFace = face;
Characters = new List <Character>();
FamilyName = familyName;
if (file != null)
{
IsImported = true;
FileName = file.Name;
Source = $"{FontFinder.GetAppPath(file)}#{familyName}";
}
else
{
Source = familyName;
}
if (!face.FaceNames.TryGetValue(CultureInfo.CurrentCulture.Name, out string name))
{
if (!face.FaceNames.TryGetValue("en-us", out name))
{
if (face.FaceNames.Any())
{
name = face.FaceNames.FirstOrDefault().Value;
}
else
{
name = Utils.GetVariantDescription(face);
}
}
}
PreferredName = name;
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] clusterMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
var script = GetScript(textPosition);
CanvasTypographyFeatureName[] features = fontFace.GetSupportedTypographicFeatureNames(script);
foreach (var featureName in features)
{
TypographyFeatureInfo featureInfo = new TypographyFeatureInfo(featureName);
if (!TypographyOptions.Contains(featureInfo))
{
TypographyOptions.Add(featureInfo);
}
}
}
public FontVariant(CanvasFontFace face, StorageFile file, DWriteProperties dwProps)
{
FontFace = face;
FamilyName = dwProps.FamilyName;
if (file != null)
{
IsImported = true;
FileName = file.Name;
Source = $"{FontFinder.GetAppPath(file)}#{dwProps.FamilyName}";
}
else
{
Source = dwProps.FamilyName;
}
string name = dwProps.FaceName;
if (String.IsNullOrEmpty(name))
{
name = Utils.GetVariantDescription(face);
}
DirectWriteProperties = dwProps;
PreferredName = name;
Panose = PanoseParser.Parse(face);
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
Metrics m = new Metrics();
m.Ascent = fontFace.Ascent;
m.LineGap = fontFace.LineGap;
m.Descent = fontFace.Descent;
m.CapHeight = fontFace.CapHeight;
m.LowercaseLetterHeight = fontFace.LowercaseLetterHeight;
m.Bounds = fontFace.GetGlyphRunBounds(
drawingSession,
position,
fontSize,
glyphs,
isSideways,
bidiLevel);
GlyphRunMetrics.Add(m);
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
CanvasGeometry geometry = CanvasGeometry.CreateGlyphRun(
resourceCreator,
position,
fontFace,
fontSize,
glyphs,
isSideways,
bidiLevel,
measuringMode,
glyphOrientation);
geometries.Add(geometry);
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] clusterMapIndices,
uint startingTextPosition,
CanvasGlyphOrientation glyphOrientation)
{
if (glyphs == null || glyphs.Length == 0)
{
return;
}
float scaledFontAscent = fontFace.Ascent * fontSize;
float subscriptBaselineDropAmount = scaledFontAscent * subscriptBaselineScale;
float superscriptBaselineRaiseAmount = scaledFontAscent * superscriptBaselineScale;
// Draw glyph-by-glyph.
for (int i = 0; i < glyphs.Length; ++i)
{
CanvasGlyph[] singleGlyph = new CanvasGlyph[1];
singleGlyph[0] = glyphs[i];
Vector2 positionForThisGlyph = position;
CustomBrushData brushData = (CustomBrushData)brush;
if (brushData != null)
{
if (brushData.BaselineAdjustment == CustomBrushData.BaselineAdjustmentType.Lower)
{
positionForThisGlyph.Y += subscriptBaselineDropAmount;
}
else if (brushData.BaselineAdjustment == CustomBrushData.BaselineAdjustmentType.Raise)
{
positionForThisGlyph.Y -= superscriptBaselineRaiseAmount;
}
}
DrawingSession.DrawGlyphRun(
positionForThisGlyph,
fontFace,
fontSize,
singleGlyph,
isSideways,
bidiLevel,
TextBrush);
position.X += glyphs[i].Advance;
}
}
private static byte[] GetGlyphBytes(CanvasFontFace fontface, int unicodeIndex, int imageType)
{
Interop interop = SimpleIoc.Default.GetInstance <Interop>();
IBuffer buffer = interop.GetImageDataBuffer(fontface, 1024, (uint)unicodeIndex, (uint)imageType);
using (DataReader reader = DataReader.FromBuffer(buffer))
{
byte[] bytes = new byte[buffer.Length];
reader.ReadBytes(bytes);
return(bytes);
}
}
void BeginGlyphRun(Rect rectangle, float advance, List <GlyphRun> glyphRuns, CanvasFontFace fontFace, float fontSize, bool isRightToLeft)
{
GlyphRun glyphRun = new GlyphRun();
float glyphRunXPosition = isRightToLeft ? (float)rectangle.Right - advance : (float)rectangle.Left + advance;
glyphRun.Position = new System.Numerics.Vector2(glyphRunXPosition, (float)rectangle.Bottom);
glyphRun.Glyphs = new List <CanvasGlyph>();
glyphRun.FontFace = fontFace;
glyphRun.FontSize = fontSize;
glyphRun.IsRightToLeft = isRightToLeft;
glyphRuns.Add(glyphRun);
}
public static FontVariant CreateDefault(CanvasFontFace face)
{
return(new FontVariant(face, "Segoe UI", null)
{
PreferredName = "",
Characters = new List <Character>
{
new Character
{
Char = "",
UnicodeIndex = 0
}
}
});
}
public static string GetVariantDescription(CanvasFontFace fontFace)
{
StringBuilder s = new StringBuilder();
s.Append(GetWeightName(fontFace.Weight));
if (fontFace.Style != FontStyle.Normal)
{
s.AppendFormat(", {0}", fontFace.Style);
}
if (fontFace.Stretch != FontStretch.Normal)
{
s.AppendFormat(", {0}", fontFace.Stretch);
}
return(s.ToString());
}
private static KeyValuePair <string, string> GetInfoKey(CanvasFontFace fontFace, CanvasFontInformation info)
{
var infos = fontFace.GetInformationalStrings(info);
if (infos.Count == 0)
{
return(new KeyValuePair <string, string>());
}
var name = info.Humanize().Transform(To.TitleCase);
var dic = infos.ToDictionary(k => k.Key, k => k.Value);
if (infos.TryGetValue(CultureInfo.CurrentCulture.Name, out string value) ||
infos.TryGetValue("en-us", out value))
{
return(KeyValuePair.Create(name, value));
}
return(KeyValuePair.Create(name, infos.First().Value));
}
public void DrawGlyphRun(Vector2 point, CanvasFontFace fontFace, float fontSize, CanvasGlyph[] glyphs, bool isSideways, uint bidiLevel, object brush, CanvasTextMeasuringMode measuringMode, string localeName, string textString, int[] clusterMapIndices, uint characterIndex, CanvasGlyphOrientation glyphOrientation)
{
Matrix3x2 OTrans = ds.Transform;
int i = 0;
if (characterIndex == 0)
{
ds.Transform = Matrix3x2.CreateTranslation(new Vector2(-0.5f * PTextW, -R)) * Matrix3x2.CreateRotation(Offset, Origin);
ds.DrawGlyphRun(Origin, fontFace, fontSize, new CanvasGlyph[] { glyphs[0] }, isSideways, bidiLevel, Brush);
MovingRad = 0;
i++;
}
while (i < glyphs.Length)
{
float TextW = TextWidths[i + characterIndex];
float Rad = TextW / R;
float OffsetRad = 0.5f * (PTextW + TextW) / R + MovingRad;
MovingRad += Rad;
// Stop drawing texts if ring is already crowded
if (6.2831f < (OffsetRad + Rad))
{
break;
}
ds.Transform = Matrix3x2.CreateTranslation(new Vector2(-0.5f * TextW, -R)) * Matrix3x2.CreateRotation(OffsetRad + Offset, Origin);
ds.DrawGlyphRun(Origin, fontFace, fontSize, new CanvasGlyph[] { glyphs[i] }, isSideways, bidiLevel, Brush);
i++;
}
ds.Transform = OTrans;
}
public static Panose Parse(CanvasFontFace fontFace)
{
byte[] panose = fontFace.Panose;
// The contents of the Panose byte array depends on the value of the first byte.
// See https://docs.microsoft.com/en-us/windows/win32/api/dwrite_1/ns-dwrite_1-dwrite_panose
// for how the Family value changes the meaning of the following 9 bytes.
PanoseFamily family = (PanoseFamily)panose[0];
// Only fonts in TextDisplay family will identify their serif style
SerifStyle style = SerifStyle.Any;
if (family == PanoseFamily.TextDisplay)
{
style = (SerifStyle)panose[1];
}
// Warning - not all fonts store correct values for Panose information.
// If expanding PanoseParser in the future to read all values, direct casting
// enums may lead to errors - safer parsing may be needed to take into account
// faulty panose classifications.
return(new Panose(family, style));
}
private static IBuffer GetGlyphBuffer(CanvasFontFace fontface, uint unicodeIndex, GlyphImageFormat format)
{
return(DirectWrite.GetImageDataBuffer(fontface, 1024, unicodeIndex, format));
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
Metrics m = new Metrics();
m.Ascent = fontFace.Ascent;
m.LineGap = fontFace.LineGap;
m.Descent = fontFace.Descent;
m.CapHeight = fontFace.CapHeight;
m.LowercaseLetterHeight = fontFace.LowercaseLetterHeight;
m.Bounds = fontFace.GetGlyphRunBounds(
drawingSession,
position,
fontSize,
glyphs,
isSideways,
bidiLevel);
GlyphRunMetrics.Add(m);
}
private static float GetLineSpacing(CanvasFontFace fontFace, float fontSize)
{
return((fontFace.LineGap + fontFace.Ascent + fontFace.Descent) * fontSize);
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
CanvasGeometry geometry = CanvasGeometry.CreateGlyphRun(
resourceCreator,
position,
fontFace,
fontSize,
glyphs,
isSideways,
bidiLevel,
measuringMode,
glyphOrientation);
geometries.Add(geometry);
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] clusterMapIndices,
uint startingTextPosition,
CanvasGlyphOrientation glyphOrientation)
{
if (glyphs == null || glyphs.Length == 0)
return;
float scaledFontAscent = fontFace.Ascent * fontSize;
float subscriptBaselineDropAmount = scaledFontAscent * subscriptBaselineScale;
float superscriptBaselineRaiseAmount = scaledFontAscent * superscriptBaselineScale;
// Draw glyph-by-glyph.
for (int i = 0; i < glyphs.Length; ++i)
{
CanvasGlyph[] singleGlyph = new CanvasGlyph[1];
singleGlyph[0] = glyphs[i];
Vector2 positionForThisGlyph = position;
CustomBrushData brushData = (CustomBrushData)brush;
if (brushData != null)
{
if (brushData.BaselineAdjustment == CustomBrushData.BaselineAdjustmentType.Lower)
{
positionForThisGlyph.Y += subscriptBaselineDropAmount;
}
else if (brushData.BaselineAdjustment == CustomBrushData.BaselineAdjustmentType.Raise)
{
positionForThisGlyph.Y -= superscriptBaselineRaiseAmount;
}
}
DrawingSession.DrawGlyphRun(
positionForThisGlyph,
fontFace,
fontSize,
singleGlyph,
isSideways,
bidiLevel,
TextBrush);
position.X += glyphs[i].Advance;
}
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] clusterMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
var script = GetScript(textPosition);
if (CurrentMode == Mode.BuildTypographyList)
{
CanvasTypographyFeatureName[] features = fontFace.GetSupportedTypographicFeatureNames(script);
foreach (var featureName in features)
{
TypographyFeatureInfo featureInfo = new TypographyFeatureInfo(featureName);
if (!TypographyOptions.Contains(featureInfo))
{
TypographyOptions.Add(featureInfo);
}
}
}
else
{
if (glyphs == null || glyphs.Length == 0)
return;
//
// This demo handles only simple Latin text with no diacritical
// markers or ligatures, so we can make assumptions about the
// mapping of text positions to glyph indices. This works fine for
// the sake of this example.
//
// In general, apps should use the cluster map to map text
// positions to glyphs while knowing that glyph substitution can happen
// for reasons besides typography.
//
uint[] codePoints = new uint[glyphs.Length];
for (int i = 0; i < glyphs.Length; i++)
{
int glyphTextPosition = 0;
for (int j=0; j<clusterMapIndices.Length; j++)
{
if (clusterMapIndices[j] == i)
{
glyphTextPosition = j;
break;
}
}
codePoints[i] = textString[glyphTextPosition];
}
int[] nominalGlyphIndices = fontFace.GetGlyphIndices(codePoints);
CanvasGlyph[] unsubstitutedGlyphs = new CanvasGlyph[glyphs.Length];
for (int i = 0; i < glyphs.Length; i++)
{
unsubstitutedGlyphs[i] = glyphs[i];
unsubstitutedGlyphs[i].Index = nominalGlyphIndices[i];
}
bool[] eligible = fontFace.GetTypographicFeatureGlyphSupport(script, FeatureToHighlight, unsubstitutedGlyphs);
var highlightBrush = new CanvasSolidColorBrush(currentDrawingSession, Colors.Yellow);
for (int i = 0; i < glyphs.Length; ++i)
{
if (eligible[i])
{
CanvasGlyph[] singleGlyph = new CanvasGlyph[1];
singleGlyph[0] = glyphs[i];
currentDrawingSession.DrawGlyphRun(
position,
fontFace,
fontSize,
singleGlyph,
isSideways,
bidiLevel,
highlightBrush);
}
position.X += glyphs[i].Advance;
}
}
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] custerMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
if (glyphs == null)
return;
var previousTransform = drawingSession.Transform;
drawingSession.Transform = CanvasTextLayout.GetGlyphOrientationTransform(glyphOrientation, isSideways, position);
drawingSession.DrawGlyphRun(
position,
fontFace,
fontSize,
glyphs,
isSideways,
bidiLevel,
textBrush);
drawingSession.Transform = previousTransform;
}
public void DrawGlyphRun(Vector2 point, CanvasFontFace fontFace, float fontSize, CanvasGlyph[] glyphs, bool isSideways, uint bidiLevel, object brush, CanvasTextMeasuringMode measuringMode, string localeName, string textString, int[] clusterMapIndices, uint characterIndex, CanvasGlyphOrientation glyphOrientation)
{
if (points == null)
{
Vector2 adv = Vector2.Zero;
for (int it = 0; it < glyphs.Length; it++)
{
var previousTransform = drawingSession.Transform;
var drawPoint = point + adv;
var rotationPoint = point + adv + new Vector2(glyphs[it].Advance / 2f, -fontSize / 4f);
drawingSession.Transform = Matrix3x2.CreateRotation(it * 0.01f, rotationPoint);
drawingSession.DrawCircle(point + adv + rotationPoint, 0.022f, Colors.Red);
drawingSession.DrawGlyphRun(
drawPoint,
fontFace,
fontSize,
new CanvasGlyph[] { glyphs[it] },
isSideways,
bidiLevel,
defaultBrush);
drawingSession.Transform = previousTransform;
adv += new Vector2(glyphs[it].Advance * Spacing, 0);
}
}
else
{
float textLength = 0;
foreach (var g in glyphs)
{
textLength += g.Advance;
}
if (textLength * 3f > dists.Last())
{
return;
}
var labelCount = MathF.Truncate(dists.Last() / (textLength * 3));
labelCount = MathF.Truncate(MathF.Min(labelCount, MathF.Sqrt(labelCount)));
var labelSegmentLength = dists.Last() / labelCount;
// DEBUG
//CanvasPathBuilder path = new CanvasPathBuilder(drawingSession);
//path.BeginFigure(points[0]);
//points.ToList().ForEach(p => path.AddLine(p));
//path.EndFigure(CanvasFigureLoop.Open);
//drawingSession.DrawGeometry(CanvasGeometry.CreatePath(path), Colors.Blue, 0.1f);
// =====
for (int label = 0; label < labelCount; label++)
{
LinearPosition = labelSegmentLength * label + (labelSegmentLength / 2f) - (textLength / 2f);
Vector2 adv = Vector2.Zero;
for (int it = 0; it < glyphs.Length; it++)
{
var online = PositionAngleOnPoly(adv.X);
var drawPoint = online.pos;
var c = fontSize / 4f;
var ox = MathF.Cos(online.a + MathF.PI / 2f) * c;
var oy = MathF.Sin(online.a + MathF.PI / 2f) * c;
drawPoint += new Vector2(ox, oy);
var rotationPoint = drawPoint; // + new Vector2(glyphs[it].Advance / 2f, -fontSize / 4f);
//drawingSession.DrawCircle(rotationPoint, 0.022f, Colors.Red);
var previousTransform = drawingSession.Transform;
drawingSession.Transform = Matrix3x2.CreateRotation(online.a, rotationPoint);
drawingSession.DrawGlyphRun(
drawPoint,
fontFace,
fontSize,
new CanvasGlyph[] { glyphs[it] },
isSideways,
bidiLevel,
defaultBrush);
drawingSession.Transform = previousTransform;
adv += new Vector2(glyphs[it].Advance * Spacing, 0);
}
}
}
//drawingSession.DrawGlyphRun(point, fontFace, fontSize, glyphs, isSideways, bidiLevel, defaultBrush);
}
private static IBuffer GetGlyphBuffer(CanvasFontFace fontface, uint unicodeIndex, GlyphImageFormat format)
{
return(Utils.GetInterop().GetImageDataBuffer(fontface, 1024, unicodeIndex, format));
}
public void DrawGlyphRun(
Vector2 position,
CanvasFontFace fontFace,
float fontSize,
CanvasGlyph[] glyphs,
bool isSideways,
uint bidiLevel,
object brush,
CanvasTextMeasuringMode measuringMode,
string locale,
string textString,
int[] clusterMapIndices,
uint textPosition,
CanvasGlyphOrientation glyphOrientation)
{
var script = GetScript(textPosition);
if (CurrentMode == Mode.BuildTypographyList)
{
CanvasTypographyFeatureName[] features = fontFace.GetSupportedTypographicFeatureNames(script);
foreach (var featureName in features)
{
TypographyFeatureInfo featureInfo = new TypographyFeatureInfo(featureName);
if (!TypographyOptions.Contains(featureInfo))
{
TypographyOptions.Add(featureInfo);
}
}
}
else
{
if (glyphs == null || glyphs.Length == 0)
{
return;
}
//
// This demo handles only simple Latin text with no diacritical
// markers or ligatures, so we can make assumptions about the
// mapping of text positions to glyph indices. This works fine for
// the sake of this example.
//
// In general, apps should use the cluster map to map text
// positions to glyphs while knowing that glyph substitution can happen
// for reasons besides typography.
//
uint[] codePoints = new uint[glyphs.Length];
for (int i = 0; i < glyphs.Length; i++)
{
int glyphTextPosition = 0;
for (int j = 0; j < clusterMapIndices.Length; j++)
{
if (clusterMapIndices[j] == i)
{
glyphTextPosition = j;
break;
}
}
codePoints[i] = textString[glyphTextPosition];
}
int[] nominalGlyphIndices = fontFace.GetGlyphIndices(codePoints);
CanvasGlyph[] unsubstitutedGlyphs = new CanvasGlyph[glyphs.Length];
for (int i = 0; i < glyphs.Length; i++)
{
unsubstitutedGlyphs[i] = glyphs[i];
unsubstitutedGlyphs[i].Index = nominalGlyphIndices[i];
}
bool[] eligible = fontFace.GetTypographicFeatureGlyphSupport(script, FeatureToHighlight, unsubstitutedGlyphs);
var highlightBrush = new CanvasSolidColorBrush(currentDrawingSession, Colors.Yellow);
for (int i = 0; i < glyphs.Length; ++i)
{
if (eligible[i])
{
CanvasGlyph[] singleGlyph = new CanvasGlyph[1];
singleGlyph[0] = glyphs[i];
currentDrawingSession.DrawGlyphRun(
position,
fontFace,
fontSize,
singleGlyph,
isSideways,
bidiLevel,
highlightBrush);
}
position.X += glyphs[i].Advance;
}
}
}
public SystemFont(string name, CanvasFontFace fontFace)
{
Name = name;
FontFamily = new FontFamily(name);
FontFace = fontFace;
}
