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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| using MaterialColorUtilities.Utils; | ||
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| namespace MaterialColorUtilities.Tests; | ||
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| [TestClass] | ||
| public class StringUtilsTests | ||
| { | ||
| [TestMethod] | ||
| [DataRow(0x00000000U, "#000000")] | ||
| [DataRow(0x000000FFU, "#0000FF")] | ||
| [DataRow(0xFF0000FFU, "#0000FF")] | ||
| [DataRow(0x0000FF00U, "#00FF00")] | ||
| [DataRow(0x00FF0000U, "#FF0000")] | ||
| [DataRow(0x00FFFFFFU, "#FFFFFF")] | ||
| [DataRow(0xFFFFFFFFU, "#FFFFFF")] | ||
| public void HexFromArgb(uint argb, string expected) | ||
| { | ||
| string actual = StringUtils.HexFromArgb(argb); | ||
| Assert.AreEqual(expected, actual); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| global using Microsoft.VisualStudio.TestTools.UnitTesting; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| using System.Text; | ||
| using MaterialColorUtilities.Schemes; | ||
| using MaterialColorUtilities.Utils; | ||
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| namespace Playground.Wasm; | ||
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| public static class CssVariables | ||
| { | ||
| public static string Create(Scheme<uint> scheme, Scheme<uint> dark = null, string selector = ":root") | ||
| { | ||
| StringBuilder builder = new(); | ||
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| builder.Append(selector); | ||
| builder.Append(" {\n"); | ||
| foreach (var color in scheme.Enumerate()) | ||
| { | ||
| builder.Append(" --md-sys-color-"); | ||
| builder.Append(PascalToKebab(color.Key)); | ||
| builder.Append(": "); | ||
| string hex = StringUtils.HexFromArgb(color.Value); | ||
| builder.Append(hex); | ||
| builder.Append(";\n"); | ||
| } | ||
| builder.Append('}'); | ||
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| if (dark != null) | ||
| { | ||
| builder.Append("\n\n@media (prefers-color-scheme: dark) {\n"); | ||
| builder.Append(" "); | ||
| builder.Append(selector); | ||
| builder.Append(" {\n"); | ||
| foreach (var color in dark.Enumerate()) | ||
| { | ||
| builder.Append(" --md-sys-color-"); | ||
| builder.Append(PascalToKebab(color.Key)); | ||
| builder.Append(": "); | ||
| string hex = StringUtils.HexFromArgb(color.Value); | ||
| builder.Append(hex); | ||
| builder.Append(";\n"); | ||
| } | ||
| builder.Append(" }\n}"); | ||
| } | ||
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| return builder.ToString(); | ||
| } | ||
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| private static string PascalToKebab(ReadOnlySpan<char> pascalCase) | ||
| { | ||
| if (pascalCase.Length == 0) return string.Empty; | ||
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| Span<char> kebabCase = stackalloc char[pascalCase.Length + pascalCase.Length / 2]; | ||
| int kebabCaseIndex = 0; | ||
| kebabCase[kebabCaseIndex++] = char.ToLower(pascalCase[0]); | ||
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| for (int i = 1; i < pascalCase.Length; i++) | ||
| { | ||
| char currentChar = pascalCase[i]; | ||
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| if (char.IsUpper(currentChar)) | ||
| { | ||
| kebabCase[kebabCaseIndex++] = '-'; | ||
| kebabCase[kebabCaseIndex++] = char.ToLower(currentChar); | ||
| } | ||
| else | ||
| { | ||
| kebabCase[kebabCaseIndex++] = currentChar; | ||
| } | ||
| } | ||
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| return new(kebabCase[..kebabCaseIndex]); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| @page "/theme-builder" | ||
| @using System.Web | ||
| @using System.Globalization | ||
| @using MaterialColorUtilities.Palettes | ||
| @layout EmptyLayout | ||
| @inject NavigationManager NavigationManager | ||
| @inject IJSRuntime JsRuntime | ||
| @inherits SchemeDisplay | ||
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| <style> | ||
| html { | ||
| background-color: var(--mud-palette-surface); | ||
| } | ||
| body { | ||
| background-color: transparent; | ||
| } | ||
| </style> | ||
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| <ThemeBuilder Small="true" /> | ||
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| @{ | ||
| JsRuntime.InvokeVoidAsync("postScheme", ThemeService.CreateCssVariables()); | ||
| } | ||
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| @code { | ||
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| protected override void OnInitialized() | ||
| { | ||
| base.OnInitialized(); | ||
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| Uri uri = new(NavigationManager.Uri); | ||
| var queries = HttpUtility.ParseQueryString(uri.Query); | ||
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| string colorQuery = queries["color"]; | ||
| if (colorQuery != null && uint.TryParse(colorQuery, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out uint color)) | ||
| { | ||
| ThemeService.Seed = color; | ||
| } | ||
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| string styleQuery = queries["style"]; | ||
| if (styleQuery != null && Enum.TryParse(styleQuery, true, out Style style)) | ||
| { | ||
| ThemeService.Style = style; | ||
| } | ||
| } | ||
|
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| } |
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