绘图工具类

总结:大部分绘图时,由于每个需求不一样,分享一点绘图必用的工具类,多次实践,简单实用.

使用方法:将需要绘图的View继承这个类,就可调用里面的方法.

涵盖内容:折线,曲线,直线,圆形,文字绘制,数值点转View的点位等内容.

```

@interface GYJDrawSuperView : UIView

typedef enum

{

    //点处于文字的那个位置

    TextLocationAtLeftTop,//左上角

    TextLocationAtLeftBottom,//左下角

    TextLocationAtRightTop,//右上角

    TextLocationAtRightBottom,//右下角

    TextLocationAtCenter,//居中

    TextLocationAtCenterUp,//上方中间

    TextLocationAtCenterDown,//下方中间

    TextLocationAtleftCenter,//左边中间

    TextLocationAtRightCenter,//右边中间

}TextLocationType;

typedef enum

{

    CommonDerectionType,//X轴从左到右数字变大 或 Y轴从下到上变大

    ReverseDerectionType,//X轴从左到右数字变小 或 Y轴从下到上变小

}AxisDerectionType;

typedef enum

{

    //_哪根轴_往轴的那个方向_分割线处于轴的哪边

    GYJSeparated_X_Left_Up,  //X轴往左分割,分割线处于X轴上方

    GYJSeparated_X_Left_Down,  //X轴往左分割,分割线处于X轴下方

    GYJSeparated_X_Right_Up,  //X轴往右分割,分割线处于X轴上方

    GYJSeparated_X_Right_Down,  //X轴往右分割,分割线处于X轴下方

    GYJSeparated_Y_Up_Left,  //Y轴往上分割,分割线处于Y轴左边

    GYJSeparated_Y_Up_Right,  //Y轴往上分割,分割线处于Y轴右边

    GYJSeparated_Y_Down_Left,  //Y轴往下分割,分割线处于Y轴左边

    GYJSeparated_Y_Down_Right,  //Y轴往下分割,分割线处于Y轴右边

}GYJSeparatedType;

#pragma mark- *************************** 直线(虚线)  ***************************

/**

 绘制直线

 @param startPoint 起点

 @paramendPoint终点

 @paramlineWidth线宽

 @paramisDottedLine是否是虚线

 @paramlineColor线的颜色

 */

- (void)GYJ_drawLineWithStartPoint:(CGPoint)startPoint andEndPoint:(CGPoint)endPoint andLineWidth:(CGFloat) lineWidth andIsDottedLine:(BOOL)isDottedLine andLineColor:(UIColor *)lineColor;

#pragma mark- *************************** 圆形  ***************************

/**

 绘制圆

 @param centerPoint 圆心

 @paramradius半径

 @paramcycleColor线条颜色

 @paramisFill是否实心绘制/空心

 */

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointandRadius:(CGFloat)radiusandColor:(UIColor*)cycleColorandIsFill:(BOOL)isFill;

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointandRadius:(CGFloat)radiusandStrokeColor:(UIColor*)strokeColorandFillColor:(UIColor*)fillColor;

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointradius:(CGFloat)radiuslineWidth:(CGFloat)lineWidthstokeColor:(UIColor*)stokeColorfillColor:(UIColor*)fillColor;

#pragma mark- *************************** 绘制文字  ***************************

/**

 绘制文字(文字位置由textType类型决定)

 @paramtextStr文本内容

 @paramtextFont字号

 @paramtextColor字体颜色

 @paramtextTypecurrentPoint处于文字的哪个位置

 @param currentPoint 基础点

 */

- (void)GYJ_drawTextWithText:(NSString *)textStr andTextFont:(CGFloat)textFont andTextColor:(UIColor *)textColor andTextLocationType:(TextLocationType)textType andCurrentPoint:(CGPoint)currentPoint;

#pragma mark- *************************** 原始点转换为视图上的点  ***************************

/**

 将正常状况下的坐标系的后台的点数组转换为视图中的点数组

 注意:此方法在正常坐标系下为前提

 @paramoriginalPoints原始点的数组(后台数据) [NSValue valueWithCGPoint:CGPoint] 类型

 @paramzeroPoint视图中坐标点为(0,0)的点

 @paramxScale原始X点/视图X点 缩放系数

 @paramyScale原始Y点/视图Y点 缩放系数

 @return 返回转换成视图中的点数组

 */

- (NSArray *)GYJ_changeOriginalPointsToViewPointsAtDeafaultDerection:(NSArray *)originalPoints viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale;

/**

 根据特殊坐标系转换视图中的点

 @paramoriginalPoints原始点的数组(后台数据) [NSValue valueWithCGPoint:CGPoint] 类型

 @paramzeroPoint视图中坐标点为(0,0)的点

 @paramxScale原始X点/视图X点 缩放系数

 @paramyScale原始Y点/视图Y点 缩放系数

 @paramxTypeCommonDerectionType(X轴从左到右数字变大)  ReverseDerectionType(X轴从左到右数字变小)

 @paramyTypeCommonDerectionType(Y轴从下到上变大)  ReverseDerectionType(Y轴从下到上变小)

 @return 返回转换成视图中的点数组

 */

- (NSArray *)GYJ_changeOriginalPointsToViewPoints:(NSArray *)originalPoints viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale xAxisDerectionType:(AxisDerectionType)xType YaxisDerectionType:(AxisDerectionType)yType;

/**

 单个点转换

 @paramoriginalPoint原始点的数组(后台数据) [NSValue valueWithCGPoint:CGPoint] 类型

 @paramzeroPoint视图中坐标点为(0,0)的点

 @paramxScale原始X点/视图X点 缩放系数

 @paramyScale原始Y点/视图Y点 缩放系数

 @paramxTypeCommonDerectionType(X轴从左到右数字变大)  ReverseDerectionType(X轴从左到右数字变小)

 @paramyTypeCommonDerectionType(Y轴从下到上变大)  ReverseDerectionType(Y轴从下到上变小)

 @return 返回转换成视图中的点

 */

- (CGPoint)GYJ_changeOrignalPointToViewPoint:(CGPoint)originalPoint viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale XaxisDerectionType:(AxisDerectionType)xType YaxisDerectionType:(AxisDerectionType)yType;

#pragma mark- *************************** 射线(角度)  ***************************

/**

 根据X轴的起点和终点的原始数据,与X轴的夹角 计算出另一个原始点 (正切)

 注意:startPoint 和 endPoint的Y值相同 正切

 @paramstartPoint射线起点 如(800m,200英尺)

 @paramendPoint射线终点

 @paramangle射线与水平线的夹角 (直接给角度,会自动转换为弧度)

 @paramratioScale原始Y点/视图Y点 X轴对比Y轴的换算系数

 @paramisbigger射线的Y值是比endPoint的是否大  (区别夹角的上下方)

 @return 返回该角度的另一个点

 */

- (CGPoint)GYJ_changeRayLineWithXAsixStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint tanAngle:(CGFloat)angle ratioXToYScale:(CGFloat)ratioScale isBigger:(BOOL)isbigger;

/**

 根据X的起点和终点的原始数据,与X轴的夹角 计算出另一个原始点 (余切)

 注意:startPoint 和 endPoint的Y值相同  余切

 @paramstartPoint射线起点 如(800m,200英尺)

 @paramendPoint射线终点 (Y值和射线起点的Y值相同的点)

 @paramangle射线与水平线的夹角 (直接给角度,会自动转换为弧度)

 @paramratioScale原始Y点/视图Y点 X轴对比Y轴的换算系数

 @paramisbigger射线的X值是比endPoint的是否大  (区别夹角的上下方)

 @return 余切的另一个点

 */

- (CGPoint)GYJ_changeRayLineWithXAsixStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint cotAngle:(CGFloat)angle ratioXToYScale:(CGFloat)ratioScale isBigger:(BOOL)isbigger;

#pragma mark- *************************** 绘制长方形  ***************************

/**

 绘制长方形 (可填充)

 @paramviewRect长方形的frame

 @paramlineWidth外线框线宽

 @paramfillColor填充色

 @paramstrokeColor线条颜色

 */

- (void)GYJ_drawRectViewWithRect:(CGRect)viewRectlineWidth:(CGFloat)lineWidthfillColor:(UIColor*)fillColorstrokeColor:(UIColor*)strokeColor;

#pragma mark- *************************** 绘制折线/平滑  ***************************

/**

 绘制折线(可将拐点进行画圆放大处理)

 @parampointsArray折线点数组

 @paramlineWidth线宽

 @paramlineColor线条颜色

 @paramisNeedEnlarge是否将转折点放大处理

 @parampointsRaduis放大转折点的半径

 @parampointsColor放大点的颜色

 */

- (UIBezierPath*)GYJ_drawPieceLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor  isNeedEnlargePoints:(BOOL)isNeedEnlargepointsRadius:(CGFloat)pointsRaduispointsColor:(UIColor*)pointsColor;

/**

 绘制折线(纯粹)

 @parampointsArray折线点数组

 @paramlineWidth线宽

 @paramlineColor线条颜色

 */

- (UIBezierPath*)GYJ_drawPieceLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor;

//折线(虚线)

- (void)GYJ_drawPieceDottedLineTogether:(NSArray *)pointsArr lineWidth:(CGFloat)lineWidth lineColor:(UIColor *)lineColor;

/**

 绘制平滑曲线(平滑曲线)

 @parampointsArray折线点数组

 @paramlineWidth线宽

 @paramlineColor线条颜色

 */

- (UIBezierPath*)GYJ_drawPieceSmoothLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor;

#pragma mark- *************************** 绘制分割线(多条平行的线)  ***************************

/**

 绘制分割线

 @paramstartPoint分割线的起点

 @paramseperateType确定是往X或Y的那个方向分割

 @paramaverageMargin每份之间的间距

 @paramseperateNum分割多少份

 @parampointsMargin分割线起点到终点的长度

 @paramlineColor线条颜色

 @paramlineWidth线宽

 @paramaddWidth将返回的点进行延长多少个点

 @return 分割线终点的点数组

 */

- (NSArray*)GYJ_drawSeparatedWithStartPoint:(CGPoint)startPointseperateType:(GYJSeparatedType)seperateTypeaverageMargin:(CGFloat)averageMarginseperateNum:(NSInteger)seperateNumstartEndPointMargin:(CGFloat)pointsMarginlineColor:(UIColor*)lineColorlineWidth:(CGFloat)lineWidthaddWidth:(CGFloat)addWidth;

@end

```

```

#import "GYJDrawSuperView.h"

@implementation GYJDrawSuperView

//根据传入的起点和终点进行绘制直线

- (void)GYJ_drawLineWithStartPoint:(CGPoint)startPoint andEndPoint:(CGPoint)endPoint andLineWidth:(CGFloat) lineWidth andIsDottedLine:(BOOL)isDottedLine andLineColor:(UIColor *)lineColor

{

    UIBezierPath *linePath = [UIBezierPath bezierPath];

    linePath.lineWidth= lineWidth;

    [linePathmoveToPoint:startPoint];

    [linePathaddLineToPoint:endPoint];

    [lineColorsetStroke];

    if(isDottedLine ==YES) {//是否虚线

        CGFloatlengths[] = {3,3};

        [linePathsetLineDash:lengthscount:2phase:0];

    }

    [linePathstroke];

}

//绘制小圆圈

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointandRadius:(CGFloat)radiusandColor:(UIColor*)cycleColorandIsFill:(BOOL)isFill

{

    UIBezierPath *path = [UIBezierPath bezierPathWithArcCenter:centerPoint radius:radius startAngle:0 endAngle:M_PI*2 clockwise:YES];

    if(isFill){

        [cycleColorsetFill];

        [pathfill];

    }else{

        [cycleColorsetStroke];

        [pathstroke];

    }

}

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointandRadius:(CGFloat)radiusandStrokeColor:(UIColor*)strokeColorandFillColor:(UIColor*)fillColor

{

    UIBezierPath *path = [UIBezierPath bezierPathWithArcCenter:centerPoint radius:radius startAngle:0 endAngle:M_PI*2 clockwise:YES];

    [strokeColorsetStroke];

    [fillColorsetFill];

    [pathstroke];

    [pathfill];

}

- (void)GYJ_drawCycleWithPoint:(CGPoint)centerPointradius:(CGFloat)radiuslineWidth:(CGFloat)lineWidthstokeColor:(UIColor*)stokeColorfillColor:(UIColor*)fillColor

{

    UIBezierPath *path = [UIBezierPath bezierPathWithArcCenter:centerPoint radius:radius startAngle:0 endAngle:M_PI*2 clockwise:YES];

    path.lineWidth= lineWidth;

    [stokeColorsetStroke];

    [fillColorsetFill];

    [pathstroke];

    [pathfill];

}

- (void)GYJ_drawTextWithText:(NSString *)textStr andTextFont:(CGFloat)textFont andTextColor:(UIColor *)textColor andTextLocationType:(TextLocationType)textType andCurrentPoint:(CGPoint)currentPoint

{

    CGSize textSize = [textStr sizeWithAttributes:@{NSFontAttributeName:[UIFont boldSystemFontOfSize:textFont],NSForegroundColorAttributeName:textColor}];

    CGPoint startPoint = [self GYJ_calculateTextLeftTopPointWithTextSize:textSize andTextLocationType:textType andCurrentPoint:currentPoint];

    [textStrdrawInRect:CGRectMake(startPoint.x, startPoint.y, textSize.width, textSize.height) withAttributes:@{NSFontAttributeName:[UIFont boldSystemFontOfSize:textFont],NSForegroundColorAttributeName:textColor}];

}

//计算左上角的点

- (CGPoint)GYJ_calculateTextLeftTopPointWithTextSize:(CGSize)textSize andTextLocationType:(TextLocationType)textType andCurrentPoint:(CGPoint)currentPoint

{

    switch(textType) {

        case TextLocationAtLeftTop:

            returncurrentPoint;

        case TextLocationAtLeftBottom:

            returnCGPointMake(currentPoint.x, currentPoint.y+textSize.height);

        case TextLocationAtRightTop:

            returnCGPointMake(currentPoint.x-textSize.width, currentPoint.y);

        case TextLocationAtRightBottom:

            returnCGPointMake(currentPoint.x-textSize.width, currentPoint.y-textSize.height);

        case TextLocationAtCenter:

            returnCGPointMake(currentPoint.x-textSize.width/2, currentPoint.y-textSize.height/2);

        case TextLocationAtCenterUp:

            returnCGPointMake(currentPoint.x-textSize.width/2, currentPoint.y);

        case TextLocationAtCenterDown:

            returnCGPointMake(currentPoint.x-textSize.width/2, currentPoint.y-textSize.height/2);

        case TextLocationAtleftCenter:

            returnCGPointMake(currentPoint.x, currentPoint.y-textSize.height/2);

        case TextLocationAtRightCenter:

            returnCGPointMake(currentPoint.x-textSize.width, currentPoint.y-textSize.height/2);

        default:

            returnCGPointMake(0,0);//

    }

}

//将正常状况下的点数组转换为视图中的点数组

- (NSArray *)GYJ_changeOriginalPointsToViewPointsAtDeafaultDerection:(NSArray *)originalPoints viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale

{

    return [self GYJ_changeOriginalPointsToViewPoints:originalPoints viewZeroPoint:zeroPoint XScale:xScale YScale:yScale xAxisDerectionType:CommonDerectionType YaxisDerectionType:CommonDerectionType];

}

//将原始的点数组转换为视图上的点数组

- (NSArray *)GYJ_changeOriginalPointsToViewPoints:(NSArray *)originalPoints viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale xAxisDerectionType:(AxisDerectionType)xType YaxisDerectionType:(AxisDerectionType)yType

{

    NSMutableArray *tempArray = [NSMutableArray array];

    for(NSIntegeri =0; i

        CGPointcurrentPoint = [originalPoints[i]CGPointValue];

        CGPoint finallyPoint = [self GYJ_changeOrignalPointToViewPoint:currentPoint viewZeroPoint:zeroPoint XScale:xScale YScale:yScale XaxisDerectionType:xType YaxisDerectionType:yType];

        [tempArrayaddObject:[NSValuevalueWithCGPoint:finallyPoint]];

    }

    returntempArray.copy;

}

//将原始的点转换为视图上的点

- (CGPoint)GYJ_changeOrignalPointToViewPoint:(CGPoint)originalPoint viewZeroPoint:(CGPoint)zeroPoint XScale:(CGFloat)xScale YScale:(CGFloat)yScale XaxisDerectionType:(AxisDerectionType)xType YaxisDerectionType:(AxisDerectionType)yType

{

    //得到转换后的X轴坐标

    CGFloatfinallyX =0.0f;

    if (xType == CommonDerectionType) {

        finallyX = zeroPoint.x+ originalPoint.x* xScale;

    }else if(xType == ReverseDerectionType){

        finallyX = zeroPoint.x- originalPoint.x* xScale;

    }

    //处理转换后的Y轴坐标

    CGFloatfinallyY =0.0f;

    if (yType == CommonDerectionType) {

        finallyY = zeroPoint.y- originalPoint.y* yScale;

    }else if(yType == ReverseDerectionType){

        finallyY = zeroPoint.y+ originalPoint.y* yScale;

    }

    returnCGPointMake(finallyX, finallyY);

}

//根据2个原始点 计算出另外一个与X轴成一定夹角的末端点

- (CGPoint)GYJ_changeRayLineWithXAsixStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint tanAngle:(CGFloat)angle ratioXToYScale:(CGFloat)ratioScale isBigger:(BOOL)isbigger

{

    if(startPoint.y!= endPoint.y) {

        NSLog(@"射线的起点和终点需保证在同一水平线上");

        returnCGPointMake(0,0);

    }

    //计算两点间的距离 fabs(a,b)

    CGFloatPointsMargin = startPoint.x- endPoint.x;//计算两点间的差

    CGFloatxWidth = PointsMargin>0? PointsMargin : -PointsMargin;//计算X轴的两点间的间距

    CGFloatyHeight = xWidth *tan(angle/180*M_PI)*ratioScale;//转换后Y轴的数字

    CGFloatY = isbigger ==YES? (endPoint.y+yHeight) : (endPoint.y-yHeight);

    returnCGPointMake(endPoint.x, Y);

}

- (CGPoint)GYJ_changeRayLineWithXAsixStartPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint cotAngle:(CGFloat)angle ratioXToYScale:(CGFloat)ratioScale isBigger:(BOOL)isbigger

{

    if(startPoint.x!= endPoint.x) {

        NSLog(@"射线的起点和终点需保证在同一水平线上");

        returnCGPointMake(0,0);

    }

    //计算两点间的距离 fabs(a,b)

    CGFloatPointsMargin = startPoint.y- endPoint.y;//计算两点间的差

    CGFloatyHeight = PointsMargin>0? PointsMargin : -PointsMargin;//计算X轴的两点间的间距

    CGFloatxWidth = yHeight /(tan(angle/180*M_PI)*ratioScale);//转换后Y轴的数字

    CGFloatX = isbigger ==YES? (endPoint.x+xWidth) : (endPoint.x-xWidth);

    returnCGPointMake(X, endPoint.y);

}

//绘制长方形

- (void)GYJ_drawRectViewWithRect:(CGRect)viewRectlineWidth:(CGFloat)lineWidthfillColor:(UIColor*)fillColorstrokeColor:(UIColor*)strokeColor

{

    UIBezierPath *path = [UIBezierPath bezierPathWithRect:viewRect];

    path.lineWidth= lineWidth;

    [strokeColorsetStroke];

    [pathstroke];

    if(fillColor ==nil) {

        return;

    }

    [fillColorsetFill];

    [pathfill];

}

//绘制连线

- (UIBezierPath*)GYJ_drawPieceLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor  isNeedEnlargePoints:(BOOL)isNeedEnlargepointsRadius:(CGFloat)pointsRaduispointsColor:(UIColor*)pointsColorisNeedSmooth:(BOOL)isNeedSmooth

{

    //绘制折线

    UIBezierPath *path = [UIBezierPath bezierPath];

    for(NSIntegeri =0; i

        CGPointcurrentPoint = [pointsArray[i]CGPointValue];

        if(i ==0) {

            [pathmoveToPoint:currentPoint];

        }else{

            [pathaddLineToPoint:currentPoint];

        }

        if(isNeedEnlarge ==YES) {

            UIBezierPath *pointPath = [UIBezierPath bezierPathWithArcCenter:currentPoint radius:pointsRaduis startAngle:0 endAngle:M_PI*2 clockwise:YES];

            [pointsColorsetFill];

            [pointPathfill];

        }

    }

    path.lineWidth= lineWidth;

    if(isNeedSmooth) {

        path = [pathsmoothedPathWithGranularity:100];//将折线平滑处理

    }

    [lineColorsetStroke];

    [pathstroke];

    //绘制圆点

    if(isNeedEnlarge ==YES) {

        for(NSIntegeri =0; i

            CGPointcurrentPoint = [pointsArray[i]CGPointValue];

            UIBezierPath *pointPath = [UIBezierPath bezierPathWithArcCenter:currentPoint radius:pointsRaduis startAngle:0 endAngle:M_PI*2 clockwise:YES];

            [pointsColorsetFill];

            [pointPathfill];

        }

    }

    returnpath;

}

//绘制折线 (点 经过画圆处理)

- (UIBezierPath*)GYJ_drawPieceLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor  isNeedEnlargePoints:(BOOL)isNeedEnlargepointsRadius:(CGFloat)pointsRaduispointsColor:(UIColor*)pointsColor

{

    return [self GYJ_drawPieceLineTogether:pointsArray lineWidth:lineWidth lineColor:lineColor isNeedEnlargePoints:isNeedEnlarge pointsRadius:pointsRaduis pointsColor:pointsColor isNeedSmooth:NO];

}

//纯粹折线

- (UIBezierPath*)GYJ_drawPieceLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor

{

    return [self GYJ_drawPieceLineTogether:pointsArray lineWidth:lineWidth lineColor:lineColor isNeedEnlargePoints:NO pointsRadius:0 pointsColor:nil];

}

//折线(虚线)

- (void)GYJ_drawPieceDottedLineTogether:(NSArray *)pointsArr lineWidth:(CGFloat)lineWidth lineColor:(UIColor *)lineColor

{

    UIBezierPath *path = [UIBezierPath bezierPath];

    for(NSIntegeri =0; i

        CGPointcurrentPoint = [pointsArr[i]CGPointValue];

        if(i==0) {

            [pathmoveToPoint:currentPoint];

        }else{

            [pathaddLineToPoint:currentPoint];

        }

    }

    path.lineWidth= lineWidth;

    [lineColorsetStroke];

    CGFloatlengths[] = {3,3};

    [pathsetLineDash:lengthscount:2phase:0];

    [pathstroke];

}

//平滑的曲线

- (UIBezierPath*)GYJ_drawPieceSmoothLineTogether:(NSArray*)pointsArraylineWidth:(CGFloat)lineWidthlineColor:(UIColor*)lineColor

{

    return [self GYJ_drawPieceLineTogether:pointsArray lineWidth:lineWidth lineColor:lineColor isNeedEnlargePoints:NO pointsRadius:0 pointsColor:nil isNeedSmooth:YES];

}

//绘制分割线

- (NSArray*)GYJ_drawSeparatedWithStartPoint:(CGPoint)startPointseperateType:(GYJSeparatedType)seperateTypeaverageMargin:(CGFloat)averageMarginseperateNum:(NSInteger)seperateNumstartEndPointMargin:(CGFloat)pointsMarginlineColor:(UIColor*)lineColorlineWidth:(CGFloat)lineWidthaddWidth:(CGFloat)addWidth

{

    NSMutableArray *endPointsArr = [NSMutableArray array];//保存修改后的终点

    for(NSIntegeri =0; i

        CGFloatreallyMargin = averageMargin * i;

        CGPointaxisNextPoint = [selfGYJ_dealWithStartPoint:startPointdoublePointsMargin:reallyMarginseperateType:seperateType];//得到分割线的起点

        CGPointseperateEndPoint = [selfGYJ_dealWithStartPoint:axisNextPointstartEndPointMargin:pointsMarginseperateType:seperateType];//得到分割线的终点

        [self GYJ_drawLineWithStartPoint:axisNextPoint andEndPoint:seperateEndPoint andLineWidth:lineWidth andIsDottedLine:NO andLineColor:lineColor];//绘制直线

        CGPointnewPoint = [selfGYJ_dealWithStartPoint:seperateEndPointstartEndPointMargin:addWidthseperateType:seperateType];//得到添加一段距离后的终点

        [endPointsArraddObject:[NSValuevalueWithCGPoint:newPoint]];

    }

    returnendPointsArr.copy;

}

//轴方向分割线之间点与点处理

- (CGPoint)GYJ_dealWithStartPoint:(CGPoint)startPoint doublePointsMargin:(CGFloat)averageMargin seperateType:(GYJSeparatedType)seperateType

{

    CGFloatX = startPoint.x;

    CGFloatY = startPoint.y;

    switch(seperateType) {

        case GYJSeparated_X_Left_Up:

            X -= averageMargin;

            break;

        case GYJSeparated_X_Left_Down:

            X -= averageMargin;

            break;

        case GYJSeparated_X_Right_Up:

            X += averageMargin;

            break;

        case GYJSeparated_X_Right_Down:

            X += averageMargin;

            break;

        case GYJSeparated_Y_Up_Left:

            Y -= averageMargin;

            break;

        case GYJSeparated_Y_Up_Right:

            Y -= averageMargin;

            break;

        case GYJSeparated_Y_Down_Left:

            Y += averageMargin;

            break;

        case GYJSeparated_Y_Down_Right:

            Y += averageMargin;

            break;

    }

    returnCGPointMake(X, Y);

}

//分割线起点和终点的处理

- (CGPoint)GYJ_dealWithStartPoint:(CGPoint)startPoint startEndPointMargin:(CGFloat)pointsMargin seperateType:(GYJSeparatedType)seperateType

{

    CGFloatX = startPoint.x;

    CGFloatY = startPoint.y;

    switch(seperateType) {

        case GYJSeparated_X_Left_Up:

            Y -= pointsMargin;

            break;

        case GYJSeparated_X_Left_Down:

            Y += pointsMargin;

            break;

        case GYJSeparated_X_Right_Up:

            Y -= pointsMargin;

            break;

        case GYJSeparated_X_Right_Down:

            Y += pointsMargin;

            break;

        case GYJSeparated_Y_Up_Left:

            X -= pointsMargin;

            break;

        case GYJSeparated_Y_Up_Right:

            X += pointsMargin;

            break;

        case GYJSeparated_Y_Down_Left:

            X -= pointsMargin;

            break;

        case GYJSeparated_Y_Down_Right:

            X += pointsMargin;

            break;

    }

    returnCGPointMake(X, Y);

}

@end

```

曲线化的类: