資源。
效果。
**結構。
主體**。
// ssmmview.h
#import
@class ssmmview;
ns_assume_nonnull_begin
@protocol ssmmviewdelegate -(
void
)ssmmview:
(ssmmview *
)view passwordstring:
(nsstring *
)string;
@end
@inte***ce ssmmview : uiview
@property
(nonatomic,weak) iddelegate;
@end
ns_assume_nonnull_end
// ssmmview.m
#import "ssmmview.h"
@inte***ce ssmmview (
)@end
@implementation ssmmview
-(instancetype)initwithframe:
(cgrect)frame
return
self;}
-(void
)initdata -(
void
)initview }-
(void
)resize }-
(void
)setframe:
(cgrect)frame -(
void
)touchesbegan:
(nsset
>
*)touches withevent:
(uievent *
)event
break;}
}}-(
void
)touchesmoved:
(nsset
>
*)touches withevent:
(uievent *
)event
break;}
}
lastpoint_ = point;
[self setneedsdisplay];}
-(void
)touchesended:
(nsset
>
*)touches withevent:
(uievent *
)event
[arrselbutton_ removeallobjects];if
(_delegate &&
[_delegate respondstoselector:
@selector
(ssmmview:passwordstring:)]
)
lastpoint_ = cgpointzero;
[self setneedsdisplay];}
}-(void
)drawrect:
(cgrect)rect
else
i ++;}
if(!cgpointequaltopoint
(lastpoint_, cgpointzero)
)cgcontextstrokepath
(context);}
}@end
// viewcontroller.m
#import "viewcontroller.h"
#import "ssmmview.h"
@inte***ce viewcontroller (
)@end
@implementation viewcontroller-(
void
)viewdidload -(
void
)ssmmview:
(ssmmview *
)view passwordstring:
(nsstring *
)string
@end
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