C# (CSharp) GlyphRun.GetSize Exemples

Exemple #1

        protected override void OnRender(DrawingContext drawingContext)
        {
            var fontFamily = new FontFamily("微软雅黑");

            var fontSize = 15;
            var y        = 0;

            drawingContext.PushOpacity(0.3);
            foreach (var typeface in fontFamily.GetTypefaces().Skip(1).Take(1))
            {
                double offset = 3;

                var baseLine = fontFamily.GetBaseline(fontSize);

                if (typeface.TryGetGlyphTypeface(out var glyphTypeface))
                {
                    foreach (var c in Text)
                    {
                        if (glyphTypeface.CharacterToGlyphMap.TryGetValue(c, out var glyphIndex))
                        {
                            var width = glyphTypeface.AdvanceWidths[glyphIndex] * fontSize;
                            width = GlyphExtension.RefineValue(width);

#pragma warning disable 618 // 忽略调用废弃构造函数
                            var glyphRun = new GlyphRun(
#pragma warning restore 618
                                glyphTypeface,
                                0,
                                false,
                                fontSize,
                                new[] { glyphIndex },
                                new Point(offset, baseLine + y),
                                new[] { width },
                                DefaultGlyphOffsetArray,
                                new char[] { c },
                                null,
                                null,
                                null, DefaultXmlLanguage);

                            drawingContext.DrawLine(new Pen(Brushes.Black, 2), new Point(offset, y), new Point(offset + width, y));

                            drawingContext.DrawGlyphRun(Brushes.Coral, glyphRun);

                            var glyphSize = glyphRun.GetSize(fontFamily.LineSpacing);

                            drawingContext.DrawRectangle(null, new Pen(Brushes.Black, 2), new Rect(new Point(offset, y), glyphSize));

                            offset += width;
                        }
                    }
                }

                y += fontSize;
            }
            drawingContext.Pop();
        }