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Code Issues Releases Wiki Activity

Color picker UI code

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This commit is contained in:
Andrew Cassidy
2020-07-21 00:07:18 -07:00
parent 365dabc90f
commit b1d6e43512
10 changed files with 400 additions and 115 deletions
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73
Source/ConformalDecals/Util/ParseUtil.cs
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@ -139,44 +139,53 @@ namespace ConformalDecals.Util {
throw new FormatException($"Improperly formatted {typeof(T)} value for {valueName} : '{valueString}");
}
public static bool TryParseHexColor(string valueString, out Color32 value) {
value = new Color32(0, 0, 0, byte.MaxValue);
if (!int.TryParse(valueString, System.Globalization.NumberStyles.HexNumber, null, out var hexColor)) return false;
switch (valueString.Length) {
case 8: // RRGGBBAA
value.a = (byte) (hexColor & 0xFF);
hexColor >>= 8;
goto case 6;
case 6: // RRGGBB
value.b = (byte) (hexColor & 0xFF);
hexColor >>= 8;
value.g = (byte) (hexColor & 0xFF);
hexColor >>= 8;
value.r = (byte) (hexColor & 0xFF);
return true;
case 4: // RGBA
value.a = (byte) ((hexColor & 0xF) << 4);
hexColor >>= 4;
goto case 3;
case 3: // RGB
value.b = (byte) (hexColor & 0xF << 4);
hexColor >>= 4;
value.g = (byte) (hexColor & 0xF << 4);
hexColor >>= 4;
value.r = (byte) (hexColor & 0xF << 4);
return true;
default:
return false;
}
}
public static bool TryParseColor32(string valueString, out Color32 value) {
value = new Color32(0, 0, 0, byte.MaxValue);
// HTML-style hex color
// hex color
if (valueString[0] == '#') {
var hexColorString = valueString.Substring(1);
if (!int.TryParse(hexColorString, System.Globalization.NumberStyles.HexNumber, null, out var hexColor)) return false;
switch (hexColorString.Length) {
case 8: // RRGGBBAA
value.a = (byte) (hexColor & 0xFF);
hexColor >>= 8;
goto case 6;
case 6: // RRGGBB
value.b = (byte) (hexColor & 0xFF);
hexColor >>= 8;
value.g = (byte) (hexColor & 0xFF);
hexColor >>= 8;
value.r = (byte) (hexColor & 0xFF);
return true;
case 4: // RGBA
value.a = (byte) ((hexColor & 0xF) << 4);
hexColor >>= 4;
goto case 3;
case 3: // RGB
value.b = (byte) (hexColor & 0xF << 4);
hexColor >>= 4;
value.g = (byte) (hexColor & 0xF << 4);
hexColor >>= 4;
value.r = (byte) (hexColor & 0xF << 4);
return true;
default:
return false;
if (TryParseHexColor(hexColorString, out var hexColor)) {
value = hexColor;
return true;
}
}