AttributedString设置字体属性

来源：互联网发布：网络优化工程师西安编辑：程序博客网时间：2024/05/21 17:37

///改变字体大小及字体颜色，区分字体的颜色还是字体背景色

+ (void)AttributedString:(NSMutableAttributedString *)attributedStr

text:(NSString *)text font:(UIFont *)font color:(UIColor *)color bgColor:(BOOL)bgColor

{

if ((!attributedStr || 0 == attributedStr.length) || (!text || 0 == text.length) || !font || !color)

{

return;

}

//字体设置范围

NSRange range = [attributedStr.string rangeOfString:text];

//字体大小

[attributedStr addAttribute:NSFontAttributeName

value:font

range:range];

//字体颜色

[attributedStr addAttribute:(bgColor ? NSBackgroundColorAttributeName : NSForegroundColorAttributeName)

value:color

range:range];

}

///设置字体的下划线，或删除线，及其线条大小、颜色与类型（如下划线单线类型NSUnderlineStyleSingle）

+ (void)AttributedString:(NSMutableAttributedString *)attributedStr

text:(NSString *)text textColor:(UIColor *)textcolor

lineStyle:(BOOL)delete lineType:(NSInteger)type lineWidth:(CGFloat)width lineColor:(UIColor *)color

{

if ((!attributedStr || 0 == attributedStr.length) || (!text || 0 == text.length))

{

return;

}

//字体设置范围

NSRange range = [attributedStr.string rangeOfString:text];

//设置字体颜色

[attributedStr addAttribute:NSStrokeColorAttributeName

value:textcolor

range:range];

//线条大小

[attributedStr addAttribute:NSStrokeWidthAttributeName

value:[NSNumber numberWithFloat:width]

range:range];

//线条颜色

[attributedStr addAttribute:NSForegroundColorAttributeName

value:color

range:range];

// 线条样式，删除线，或下划线

[attributedStr addAttribute:(delete ? NSStrikethroughStyleAttributeName : NSUnderlineStyleAttributeName)

value:[NSNumber numberWithInteger:type]

range:range];

}

///设置字体阴影色

+ (void)AttributedString:(NSMutableAttributedString *)attributedStr

text:(NSString *)text shadowColor:(UIColor *)color

{

if ((!attributedStr || 0 == attributedStr.length) || (!text || 0 == text.length))

{

return;

}

//字体设置范围

NSRange range = [attributedStr.string rangeOfString:text];

//字体阴影色

// [attributedStr addAttribute:NSShadowAttributeName

// value:color

// range:range];

//笔画的阴影效果

NSShadow *shadow = [[NSShadow alloc] init];

shadow.shadowColor = color; //阴影颜色

shadow.shadowBlurRadius = 3.0; //阴影扩散范围

shadow.shadowOffset = CGSizeMake(0.0, 0.0); //阴影偏移位置

[attributedStr addAttribute:NSShadowAttributeName

value:shadow

range:range];

}

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