Allow change FontStyle, FontWeight, FontStretch

2026-04-06 19:26:39 +02:00 · 2014-03-25 13:25:43 +08:00
parent 60d64ad2a6
commit b10caecbba
7 changed files with 201 additions and 8 deletions
--- a/Wox/Helper/FontHelper.cs
+++ b/Wox/Helper/FontHelper.cs
@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+using System.Windows.Media;
+using Wox.Helper;
+
+namespace Wox.Helper
+{
+    public static class FontHelper
+    {
+        static FontWeightConverter fontWeightConverter = new FontWeightConverter();
+        public static FontWeight GetFontWeightFromInvariantStringOrNormal(string value)
+        {
+            try
+            {
+                return (FontWeight) fontWeightConverter.ConvertFromInvariantString(value);
+            }
+            catch {
+                return FontWeights.Normal;
+            }
+        }
+
+        static FontStyleConverter fontStyleConverter = new FontStyleConverter();
+        public static FontStyle GetFontStyleFromInvariantStringOrNormal(string value)
+        {
+            try
+            {
+                return (FontStyle)fontStyleConverter.ConvertFromInvariantString(value);
+            }
+            catch
+            {
+                return FontStyles.Normal;
+            }
+        }
+
+        static FontStretchConverter fontStretchConverter = new FontStretchConverter();
+        public static FontStretch GetFontStretchFromInvariantStringOrNormal(string value)
+        {
+            try
+            {
+                return (FontStretch)fontStretchConverter.ConvertFromInvariantString(value);
+            }
+            catch
+            {
+                return FontStretches.Normal;
+            }
+        }
+
+        public static FamilyTypeface ChooseRegularFamilyTypeface(this FontFamily family)
+        {
+            return family.FamilyTypefaces.OrderBy(o =>
+            {
+                return Math.Abs(o.Stretch.ToOpenTypeStretch() - FontStretches.Normal.ToOpenTypeStretch()) * 100 +
+                    Math.Abs(o.Weight.ToOpenTypeWeight() - FontWeights.Normal.ToOpenTypeWeight()) +
+                    (o.Style == FontStyles.Normal ? 0 : o.Style == FontStyles.Oblique ? 1 : 2) * 1000;
+            }).FirstOrDefault();
+        }
+
+        public static FamilyTypeface ConvertFromInvariantStringsOrNormal(this FontFamily family, string style, string weight, string stretch)
+        {
+            return family.FamilyTypefaces.FirstOrDefault(o => o.Style == GetFontStyleFromInvariantStringOrNormal(style) && o.Weight == GetFontWeightFromInvariantStringOrNormal(weight) && o.Stretch == GetFontStretchFromInvariantStringOrNormal(stretch))
+                ?? family.ChooseRegularFamilyTypeface();
+        }
+
+    }
+}