78 lines
2.8 KiB
Dart
78 lines
2.8 KiB
Dart
class ReadingSettings {
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const ReadingSettings({
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this.fontSize = 18,
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this.lineHeight = 1.8,
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this.letterSpacing = 0,
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this.fontFamily = 'serif',
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this.themePreset = 'paper',
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this.backgroundColorValue = 0xFFFFFEF8,
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this.textColorValue = 0xFF111111,
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this.horizontalPadding = 20,
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this.paragraphSpacing = 24,
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this.textAlign = 'left',
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});
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final double fontSize;
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final double lineHeight;
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final double letterSpacing;
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final String fontFamily;
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final String themePreset;
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final int backgroundColorValue;
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final int textColorValue;
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final double horizontalPadding;
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final double paragraphSpacing;
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final String textAlign;
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ReadingSettings copyWith({
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double? fontSize,
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double? lineHeight,
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double? letterSpacing,
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String? fontFamily,
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String? themePreset,
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int? backgroundColorValue,
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int? textColorValue,
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double? horizontalPadding,
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double? paragraphSpacing,
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String? textAlign,
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}) =>
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ReadingSettings(
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fontSize: fontSize ?? this.fontSize,
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lineHeight: lineHeight ?? this.lineHeight,
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letterSpacing: letterSpacing ?? this.letterSpacing,
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fontFamily: fontFamily ?? this.fontFamily,
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themePreset: themePreset ?? this.themePreset,
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backgroundColorValue: backgroundColorValue ?? this.backgroundColorValue,
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textColorValue: textColorValue ?? this.textColorValue,
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horizontalPadding: horizontalPadding ?? this.horizontalPadding,
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paragraphSpacing: paragraphSpacing ?? this.paragraphSpacing,
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textAlign: textAlign ?? this.textAlign,
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);
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factory ReadingSettings.fromJson(Map<String, dynamic> json) => ReadingSettings(
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fontSize: (json['fontSize'] as num?)?.toDouble() ?? 18,
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lineHeight: (json['lineHeight'] as num?)?.toDouble() ?? 1.8,
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letterSpacing: (json['letterSpacing'] as num?)?.toDouble() ?? 0,
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fontFamily: json['fontFamily'] as String? ?? 'serif',
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themePreset: json['themePreset'] as String? ?? 'paper',
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backgroundColorValue:
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(json['backgroundColorValue'] as num?)?.toInt() ?? 0xFFFFFEF8,
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textColorValue: (json['textColorValue'] as num?)?.toInt() ?? 0xFF111111,
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horizontalPadding: (json['horizontalPadding'] as num?)?.toDouble() ?? 20,
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paragraphSpacing: (json['paragraphSpacing'] as num?)?.toDouble() ?? 24,
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textAlign: json['textAlign'] as String? ?? 'left',
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);
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Map<String, dynamic> toJson() => {
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'fontSize': fontSize,
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'lineHeight': lineHeight,
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'letterSpacing': letterSpacing,
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'fontFamily': fontFamily,
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'themePreset': themePreset,
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'backgroundColorValue': backgroundColorValue,
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'textColorValue': textColorValue,
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'horizontalPadding': horizontalPadding,
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'paragraphSpacing': paragraphSpacing,
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'textAlign': textAlign,
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};
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}
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