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added support for icon background color #96

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added support for icon background color #96

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5 changes: 5 additions & 0 deletions DLRadioButton/DLRadioButton.h
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,11 @@ NS_ASSUME_NONNULL_BEGIN
* @brief Color of icon, default is title color for current UIControlState.
*/
@property (nonatomic) IBInspectable UIColor *iconColor;

/**
* @brief Background color of icon, default is white color
*/
@property (nonatomic) IBInspectable UIColor *iconBackgroundColor;

/**
* @brief Stroke width of icon, default is iconSize / 9.
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6 changes: 6 additions & 0 deletions DLRadioButton/DLRadioButton.m
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
static const CGFloat kDefaultIconSize = 15.0;
static const CGFloat kDefaultMarginWidth = 5.0;
static const CFTimeInterval kDefaultAnimationDuration = 0.3;

static NSString * const kGeneratedIconName = @"Generated Icon";

static BOOL _groupModifing = NO;
Expand Down Expand Up @@ -110,6 +111,10 @@ - (UIImage *)drawIconWithSelection:(BOOL)selected {
[iconColor setStroke];
iconPath.lineWidth = iconStrokeWidth;
[iconPath stroke];

[_iconBackgroundColor setFill];
[iconPath fill];

CGContextAddPath(context, iconPath.CGPath);

// draw indicator
Expand Down Expand Up @@ -142,6 +147,7 @@ - (void)initRadioButton {
_iconSize = kDefaultIconSize;
_marginWidth = kDefaultMarginWidth;
_animationDuration = kDefaultAnimationDuration;
_iconBackgroundColor = [UIColor whiteColor];
[super addTarget:self action:@selector(touchUpInside) forControlEvents:UIControlEventTouchUpInside];
}

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