QuadCurveMenu修改版

IOS扩展QuadCurveMenu，实现了八个方向上的弹出菜单

说明：

最近在看一些开源项目，其中有一个弹出菜单QuadCurveMenu觉得挺不错，可惜只可以向右上角弹出菜单，于是就修改了下，实现了八个方向的弹出菜单，现在发上来供大家批评指正。

源码：

[cpp]viewplaincopy////QuadCurveMenu.h//AwesomeMenu////CreatedbyLeveyon11/30/11.//Copyright(c)2011Lunaapp.com.Allrightsreserved.//#import<UIKit/UIKit.h#import"QuadCurveMenuItem.h"@protocolQuadCurveMenuDelegate;//defulttypeislikethis/**O*O*O*O*0O*/typedefenum{QuadCurveMenuTypeUpAndRight=0,QuadCurveMenuTypeUpAndLeft,QuadCurveMenuTypeDownAndRight,QuadCurveMenuTypeDownAndLeft,QuadCurveMenuTypeUp,QuadCurveMenuTypeDown,QuadCurveMenuTypeLeft,QuadCurveMenuTypeRight,QuadCurveMenuTypeDefault=QuadCurveMenuTypeUpAndRight}QuadCureMenuType;@interfaceQuadCurveMenu:UIView<QuadCurveMenuItemDelegate{NSArray*_menusArray;int_flag;NSTimer*_timer;QuadCurveMenuItem*_addButton;QuadCureMenuType_type;id<QuadCurveMenuDelegate_delegate;CGPoint_startPoint;}@property(nonatomic,copy)NSArray*menusArray;@property(nonatomic)QuadCureMenuTypetype;@property(nonatomic,getter=isExpanding)BOOLexpanding;@property(nonatomic,assign)id<QuadCurveMenuDelegatedelegate;-(id)initWithFrame:(CGRect)framemenus:(NSArray*)aMenusArray;-(void)setType:(QuadCureMenuType)type;-(void)setStartPoint:(CGPoint)startpoint;@end@protocolQuadCurveMenuDelegate<NSObject-(void)quadCurveMenu:(QuadCurveMenu*)menudidSelectIndex:(NSInteger)idx;@end[cpp]viewplaincopy////QuadCurveMenu.m//AwesomeMenu////CreatedbyLeveyon11/30/11.//Copyright(c)2011Lunaapp.com.Allrightsreserved.//#import"QuadCurveMenu.h"#import<QuartzCore/QuartzCore.h#defineNEARRADIUS130.0f#defineENDRADIUS140.0f#defineFARRADIUS160.0f#defineBETWEENADIUS50.0f#defineSTARTPOINTCGPointMake(100,130)#defineTIMEOFFSET0.05f@interfaceQuadCurveMenu()-(void)_expand;-(void)_close;-(CAAnimationGroup*)_blowupAnimationAtPoint:(CGPoint)p;-(CAAnimationGroup*)_shrinkAnimationAtPoint:(CGPoint)p;@end@implementationQuadCurveMenu@synthesizeexpanding=_expanding;@synthesizedelegate=_delegate;@synthesizemenusArray=_menusArray;@synthesizetype=_type;#pragmamark-initialization&cleaningup-(id)initWithFrame:(CGRect)framemenus:(NSArray*)aMenusArray{self=[superinitWithFrame:frame];if(self){self.backgroundColor=[UIColorclearColor];_startPoint=STARTPOINT;_menusArray=[aMenusArraycopy];//addthemenubuttonsintcount=[_menusArraycount];for(inti=0;i<count;i++){QuadCurveMenuItem*item=[_menusArrayobjectAtIndex:i];item.tag=1000+i;item.startPoint=STARTPOINT;item.endPoint=CGPointMake(_startPoint.x+ENDRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-ENDRADIUS*cosf(i*M_PI_2/(count-1)));item.nearPoint=CGPointMake(_startPoint.x+NEARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-NEARRADIUS*cosf(i*M_PI_2/(count-1)));item.farPoint=CGPointMake(_startPoint.x+FARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-FARRADIUS*cosf(i*M_PI_2/(count-1)));item.center=item.startPoint;item.delegate=self;[selfaddSubview:item];}//addthe"Add"Button._addButton=[[QuadCurveMenuItemalloc]initWithImage:[UIImageimageNamed:@"story-add-button.png"]highlightedImage:[UIImageimageNamed:@"story-add-button-pressed.png"]ContentImage:[UIImageimageNamed:@"story-add-plus.png"]highlightedContentImage:[UIImageimageNamed:@"story-add-plus-pressed.png"]];_addButton.delegate=self;_addButton.center=_startPoint;[selfaddSubview:_addButton];}returnself;}-(void)setType:(QuadCureMenuType)type{_type=type;intdx=1;intdy=1;BOOLisTwoDirctions=YES;if(_menusArray!=nil){switch(type){caseQuadCurveMenuTypeUpAndRight:break;caseQuadCurveMenuTypeUpAndLeft:dx=-1;break;caseQuadCurveMenuTypeDownAndRight:dy=-1;break;caseQuadCurveMenuTypeDownAndLeft:dy=dx=-1;break;caseQuadCurveMenuTypeUp:isTwoDirctions=NO;dx=0;dy=-1;break;caseQuadCurveMenuTypeDown:isTwoDirctions=NO;dx=0;dy=1;break;caseQuadCurveMenuTypeLeft:isTwoDirctions=NO;dx=-1;dy=0;break;caseQuadCurveMenuTypeRight:isTwoDirctions=NO;dx=1;dy=0;default:break;}intcount=[_menusArraycount];for(inti=0;i<count;i++){QuadCurveMenuItem*item=[_menusArrayobjectAtIndex:i];item.startPoint=_startPoint;if(isTwoDirctions){item.endPoint=CGPointMake(_startPoint.x+dx*ENDRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-dy*ENDRADIUS*cosf(i*M_PI_2/(count-1)));item.nearPoint=CGPointMake(_startPoint.x+dx*NEARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-dy*NEARRADIUS*cosf(i*M_PI_2/(count-1)));item.farPoint=CGPointMake(_startPoint.x+dx*FARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-dy*FARRADIUS*cosf(i*M_PI_2/(count-1)));}else{item.endPoint=CGPointMake(_startPoint.x+dx*i*BETWEENADIUS,_startPoint.y+dy*i*BETWEENADIUS);item.nearPoint=CGPointMake(_startPoint.x+dx*i*(BETWEENADIUS-15),_startPoint.y+dy*i*(BETWEENADIUS-15));item.farPoint=CGPointMake(_startPoint.x+dx*i*(BETWEENADIUS+20),_startPoint.y+dy*i*(BETWEENADIUS+20));}item.center=item.startPoint;}}}-(void)setStartPoint:(CGPoint)startpoint{_startPoint=startpoint;_addButton.center=_startPoint;[selfsetType:_type];};-(void)dealloc{[_addButtonrelease];[_menusArrayrelease];[superdealloc];}#pragmamark-UIView'smethods-(BOOL)pointInside:(CGPoint)pointwithEvent:(UIEvent*)event{//ifthemenustateisexpanding,everywherecanbetouch//otherwise,onlytheaddbuttonarecanbetouchif(YES==_expanding){returnYES;}else{returnCGRectContainsPoint(_addButton.frame,point);}}-(void)touchesBegan:(NSSet*)toucheswithEvent:(UIEvent*)event{self.expanding=!self.isExpanding;}#pragmamark-QuadCurveMenuItemdelegates-(void)quadCurveMenuItemTouchesBegan:(QuadCurveMenuItem*)item{if(item==_addButton){self.expanding=!self.isExpanding;}}-(void)quadCurveMenuItemTouchesEnd:(QuadCurveMenuItem*)item{//excludethe"add"buttonif(item==_addButton){return;}//blowuptheselectedmenubuttonCAAnimationGroup*blowup=[self_blowupAnimationAtPoint:item.center];[item.layeraddAnimation:blowupforKey:@"blowup"];item.center=item.startPoint;//shrinkothermenubuttonsfor(inti=0;i<[_menusArraycount];i++){QuadCurveMenuItem*otherItem=[_menusArrayobjectAtIndex:i];CAAnimationGroup*shrink=[self_shrinkAnimationAtPoint:otherItem.center];if(otherItem.tag==item.tag){continue;}[otherItem.layeraddAnimation:shrinkforKey:@"shrink"];otherItem.center=otherItem.startPoint;}_expanding=NO;//rotate"add"buttonfloatangle=self.isExpanding?-M_PI_4:0.0f;[UIViewanimateWithDuration:0.2fanimations:^{_addButton.transform=CGAffineTransformMakeRotation(angle);}];if([_delegaterespondsToSelector:@selector(quadCurveMenu:didSelectIndex:)]){[_delegatequadCurveMenu:selfdidSelectIndex:item.tag-1000];}}#pragmamark-instantmethods-(void)setMenusArray:(NSArray*)aMenusArray{if(aMenusArray==_menusArray){return;}[_menusArrayrelease];_menusArray=[aMenusArraycopy];//cleansubviewsfor(UIView*vinself.subviews){if(v.tag=1000){[vremoveFromSuperview];}}//addthemenubuttonsintcount=[_menusArraycount];for(inti=0;i<count;i++){QuadCurveMenuItem*item=[_menusArrayobjectAtIndex:i];item.tag=1000+i;item.startPoint=_startPoint;item.endPoint=CGPointMake(_startPoint.x+ENDRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-ENDRADIUS*cosf(i*M_PI_2/(count-1)));item.nearPoint=CGPointMake(_startPoint.x+NEARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-NEARRADIUS*cosf(i*M_PI_2/(count-1)));item.farPoint=CGPointMake(_startPoint.x+FARRADIUS*sinf(i*M_PI_2/(count-1)),_startPoint.y-FARRADIUS*cosf(i*M_PI_2/(count-1)));item.center=item.startPoint;item.delegate=self;[selfaddSubview:item];}}-(BOOL)isExpanding{return_expanding;}-(void)setExpanding:(BOOL)expanding{_expanding=expanding;//rotateaddbuttonfloatangle=self.isExpanding?-M_PI_4:0.0f;[UIViewanimateWithDuration:0.2fanimations:^{_addButton.transform=CGAffineTransformMakeRotation(angle);}];//expandorcloseanimationif(!_timer){_flag=self.isExpanding?0:5;SELselector=self.isExpanding?@selector(_expand):@selector(_close);_timer=[[NSTimerscheduledTimerWithTimeInterval:TIMEOFFSETtarget:selfselector:selectoruserInfo:nilrepeats:YES]retain];}}#pragmamark-privatemethods-(void)_expand{if(_flag==6){[_timerinvalidate];[_timerrelease];_timer=nil;return;}inttag=1000+_flag;QuadCurveMenuItem*item=(QuadCurveMenuItem*)[selfviewWithTag:tag];CAKeyframeAnimation*rotateAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"transform.rotation.z"];rotateAnimation.values=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:M_PI],[NSNumbernumberWithFloat:0.0f],nil];rotateAnimation.duration=0.5f;rotateAnimation.keyTimes=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:.3],[NSNumbernumberWithFloat:.4],nil];CAKeyframeAnimation*positionAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"position"];positionAnimation.duration=0.5f;CGMutablePathRefpath=CGPathCreateMutable();CGPathMoveToPoint(path,NULL,item.startPoint.x,item.startPoint.y);CGPathAddLineToPoint(path,NULL,item.farPoint.x,item.farPoint.y);CGPathAddLineToPoint(path,NULL,item.nearPoint.x,item.nearPoint.y);CGPathAddLineToPoint(path,NULL,item.endPoint.x,item.endPoint.y);positionAnimation.path=path;CGPathRelease(path);CAAnimationGroup*animationgroup=[CAAnimationGroupanimation];animationgroup.animations=[NSArrayarrayWithObjects:positionAnimation,rotateAnimation,nil];animationgroup.duration=0.5f;animationgroup.fillMode=kCAFillModeForwards;animationgroup.timingFunction=[CAMediaTimingFunctionfunctionWithName:kCAMediaTimingFunctionEaseIn];[item.layeraddAnimation:animationgroupforKey:@"Expand"];item.center=item.endPoint;_flag++;}-(void)_close{if(_flag==-1){[_timerinvalidate];[_timerrelease];_timer=nil;return;}inttag=1000+_flag;QuadCurveMenuItem*item=(QuadCurveMenuItem*)[selfviewWithTag:tag];CAKeyframeAnimation*rotateAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"transform.rotation.z"];rotateAnimation.values=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:0.0f],[NSNumbernumberWithFloat:M_PI*2],[NSNumbernumberWithFloat:0.0f],nil];rotateAnimation.duration=0.5f;rotateAnimation.keyTimes=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:.0],[NSNumbernumberWithFloat:.4],[NSNumbernumberWithFloat:.5],nil];CAKeyframeAnimation*positionAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"position"];positionAnimation.duration=0.5f;CGMutablePathRefpath=CGPathCreateMutable();CGPathMoveToPoint(path,NULL,item.endPoint.x,item.endPoint.y);CGPathAddLineToPoint(path,NULL,item.farPoint.x,item.farPoint.y);CGPathAddLineToPoint(path,NULL,item.startPoint.x,item.startPoint.y);positionAnimation.path=path;CGPathRelease(path);CAAnimationGroup*animationgroup=[CAAnimationGroupanimation];animationgroup.animations=[NSArrayarrayWithObjects:positionAnimation,rotateAnimation,nil];animationgroup.duration=0.5f;animationgroup.fillMode=kCAFillModeForwards;animationgroup.timingFunction=[CAMediaTimingFunctionfunctionWithName:kCAMediaTimingFunctionEaseIn];[item.layeraddAnimation:animationgroupforKey:@"Close"];item.center=item.startPoint;_flag--;}-(CAAnimationGroup*)_blowupAnimationAtPoint:(CGPoint)p{CAKeyframeAnimation*positionAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"position"];positionAnimation.values=[NSArrayarrayWithObjects:[NSValuevalueWithCGPoint:p],nil];positionAnimation.keyTimes=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:.3],nil];CABasicAnimation*scaleAnimation=[CABasicAnimationanimationWithKeyPath:@"transform"];scaleAnimation.toValue=[NSValuevalueWithCATransform3D:CATransform3DMakeScale(3,3,1)];CABasicAnimation*opacityAnimation=[CABasicAnimationanimationWithKeyPath:@"opacity"];opacityAnimation.toValue=[NSNumbernumberWithFloat:0.0f];CAAnimationGroup*animationgroup=[CAAnimationGroupanimation];animationgroup.animations=[NSArrayarrayWithObjects:positionAnimation,scaleAnimation,opacityAnimation,nil];animationgroup.duration=0.3f;animationgroup.fillMode=kCAFillModeForwards;returnanimationgroup;}-(CAAnimationGroup*)_shrinkAnimationAtPoint:(CGPoint)p{CAKeyframeAnimation*positionAnimation=[CAKeyframeAnimationanimationWithKeyPath:@"position"];positionAnimation.values=[NSArrayarrayWithObjects:[NSValuevalueWithCGPoint:p],nil];positionAnimation.keyTimes=[NSArrayarrayWithObjects:[NSNumbernumberWithFloat:.3],nil];CABasicAnimation*scaleAnimation=[CABasicAnimationanimationWithKeyPath:@"transform"];scaleAnimation.toValue=[NSValuevalueWithCATransform3D:CATransform3DMakeScale(.01,.01,1)];CABasicAnimation*opacityAnimation=[CABasicAnimationanimationWithKeyPath:@"opacity"];opacityAnimation.toValue=[NSNumbernumberWithFloat:0.0f];CAAnimationGroup*animationgroup=[CAAnimationGroupanimation];animationgroup.animations=[NSArrayarrayWithObjects:positionAnimation,scaleAnimation,opacityAnimation,nil];animationgroup.duration=0.3f;animationgroup.fillMode=kCAFillModeForwards;returnanimationgroup;}@end

Tags:IOS.