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xiaobawang/tongxin/ThirdPartyLib/FBYLineGraph/FBYLineGraphBaseView.m

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//
// FBYLineGraphBaseView.m
// FBYDataDisplay-iOS
//
// Created by fby on 2018/1/18.
// Copyright © 2018年 FBYDataDisplay-iOS. All rights reserved.
//
#import "FBYLineGraphBaseView.h"
/**
* Y轴刻度标签 与 Y轴 之间 空隙
*/
#define HORIZON_YMARKLAB_YAXISLINE 10.f
/**
* Y轴刻度标签 宽度
*/
#define YMARKLAB_WIDTH 25.f
/**
* Y轴刻度标签 高度
*/
#define YMARKLAB_HEIGHT 16.f
/**
* X轴刻度标签 宽度
*/
#define XMARKLAB_WIDTH 40.f
/**
* X轴刻度标签 高度
*/
#define XMARKLAB_HEIGHT 16.f
/**
* 最上边的Y轴刻度标签距离顶部的 距离
*/
#define YMARKLAB_TO_TOP 12.f
@interface FBYLineGraphBaseView() {
/**
* 视图的宽度
*/
CGFloat axisViewWidth;
/**
* 视图的高度
*/
CGFloat axisViewHeight;
}
/**
* 与x轴平行的网格线的间距(与坐标系视图的高度和y轴刻度标签的个数相关)
*/
@property (nonatomic, assign) CGFloat yScaleMarkLEN;
@end
@implementation FBYLineGraphBaseView
- (instancetype)initWithFrame:(CGRect)frame {
self = [super initWithFrame:frame];
if (self) {
axisViewHeight = frame.size.height;
axisViewWidth = frame.size.width;
}
return self;
}
- (void)setXScaleMarkLEN:(CGFloat)xScaleMarkLEN {
_xScaleMarkLEN = xScaleMarkLEN;
}
- (void)setYMarkTitles:(NSArray *)yMarkTitles {
_yMarkTitles = yMarkTitles;
}
//- (void)setXMarkTitles:(NSArray *)xMarkTitles {
// _xMarkTitles = xMarkTitles;
//}
#pragma mark 绘图
- (void)mapping {
if(self.chartType == 0){
CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH;
CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
self.startPoint = CGPointMake(start_X, start_Y);
}else{
CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + 10;
CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
self.startPoint = CGPointMake(start_X, start_Y);
}
self.yScaleMarkLEN = (self.frame.size.height - YMARKLAB_HEIGHT - XMARKLAB_HEIGHT - YMARKLAB_TO_TOP) / (self.yMarkTitles.count - 1);
self.yAxis_L = self.yScaleMarkLEN * (self.yMarkTitles.count - 1);
if (self.xScaleMarkLEN == 0) {
self.xScaleMarkLEN = (axisViewWidth - HORIZON_YMARKLAB_YAXISLINE - YMARKLAB_WIDTH - XMARKLAB_WIDTH / 2.0) / (self.xMarkScaleArr.count - 1);
}else {
axisViewWidth = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1) + HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH + XMARKLAB_WIDTH / 2.0;
}
self.xAxis_L = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1);
self.frame = CGRectMake(0, 0, axisViewWidth, axisViewHeight);
[self setupYMarkLabs];
[self setupXMarkLabs];
[self drawYAxsiLine];
[self drawXAxsiLine];
[self drawYGridline];
[self drawXGridline];
}
#pragma mark 绘图
- (void)mapping1 {
if(self.chartType == 0){
CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH;
CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
self.startPoint = CGPointMake(start_X, start_Y);
}else{
CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + 10;
CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
self.startPoint = CGPointMake(start_X, start_Y);
}
self.yScaleMarkLEN = (self.frame.size.height - YMARKLAB_HEIGHT - XMARKLAB_HEIGHT - YMARKLAB_TO_TOP) / (self.yMarkTitles.count - 1);
self.yAxis_L = self.yScaleMarkLEN * (self.yMarkTitles.count - 1);
if (self.xScaleMarkLEN == 0) {
self.xScaleMarkLEN = (axisViewWidth - HORIZON_YMARKLAB_YAXISLINE - YMARKLAB_WIDTH - XMARKLAB_WIDTH / 2.0) / (self.xMarkScaleArr.count - 1);
}else {
axisViewWidth = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1) + HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH + XMARKLAB_WIDTH / 2.0;
}
self.xAxis_L = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1);
self.frame = CGRectMake(0, 0, axisViewWidth, axisViewHeight);
[self setupYMarkLabs];
[self setupXMarkLabs];
[self drawYAxsiLine];
[self drawXAxsiLine];
[self drawYGridline];
[self drawXGridline];
}
#pragma mark 更新坐标轴数据
- (void)reloadDatas {
[self clearView];
[self mapping];
}
#pragma mark 更新坐标轴数据
- (void)reloadDatas1 {
[self mapping1];
}
#pragma mark Y轴上的刻度标签
- (void)setupYMarkLabs {
for (int i = 0; i < self.yMarkTitles.count; i ++) {
UILabel *markLab = [[UILabel alloc] init];
if(self.chartType == 0){
markLab.frame = CGRectMake(0, self.startPoint.y - YMARKLAB_HEIGHT / 2 + i * self.yScaleMarkLEN, YMARKLAB_WIDTH, YMARKLAB_HEIGHT);
markLab.font = [UIFont systemFontOfSize:12.0];
}else{
if( i == self.yMarkTitles.count-1 ){
return;
}
markLab.frame = CGRectMake(self.xAxis_L+self.startPoint.x, self.startPoint.y - YMARKLAB_HEIGHT / 2 + i * self.yScaleMarkLEN, YMARKLAB_WIDTH+10, YMARKLAB_HEIGHT);
markLab.font = [UIFont systemFontOfSize:11.0];
}
markLab.textAlignment = NSTextAlignmentCenter;
markLab.textColor = [UIColor colorWithRed:153.0f/255.0f green:153.0f/255.0f blue:153.0f/255.0f alpha:1.0f];
markLab.text = [NSString stringWithFormat:@"%@", self.yMarkTitles[self.yMarkTitles.count - 1 - i]];
[self addSubview:markLab];
}
}
#pragma mark X轴上的刻度标签
- (void)setupXMarkLabs {
for (int i = 0;i < self.xMarkScaleArr.count; i ++) {
NSString *vText = self.xMarkScaleArr[i];
if(vText.length > 0){
UILabel *markLab = [[UILabel alloc] initWithFrame:CGRectMake(self.startPoint.x - XMARKLAB_WIDTH / 2 + i * self.xScaleMarkLEN, self.yAxis_L + self.startPoint.y + YMARKLAB_HEIGHT / 2, XMARKLAB_WIDTH, XMARKLAB_HEIGHT)];
markLab.textAlignment = NSTextAlignmentCenter;
markLab.textColor = [UIColor colorWithRed:153.0f/255.0f green:153.0f/255.0f blue:153.0f/255.0f alpha:1.0f];
markLab.font = [UIFont systemFontOfSize:11.0];
markLab.text = vText;
[self addSubview:markLab];
}
}
}
#pragma mark Y轴
- (void)drawYAxsiLine {
UIBezierPath *yAxisPath = [[UIBezierPath alloc] init];
[yAxisPath moveToPoint:CGPointMake(self.startPoint.x, self.startPoint.y + self.yAxis_L)];
[yAxisPath addLineToPoint:CGPointMake(self.startPoint.x, self.startPoint.y)];
CAShapeLayer *yAxisLayer = [CAShapeLayer layer];
if(self.XYAxisStyle == 1){
[yAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]]; // 设置线为虚线
}
yAxisLayer.lineWidth = 0.5;
if (self.XYAxisColor) {
yAxisLayer.strokeColor = _XYAxisColor.CGColor;
}else{
yAxisLayer.strokeColor = [UIColor redColor].CGColor;
}
yAxisLayer.path = yAxisPath.CGPath;
[self.layer addSublayer:yAxisLayer];
}
#pragma mark X轴
- (void)drawXAxsiLine {
UIBezierPath *xAxisPath = [[UIBezierPath alloc] init];
[xAxisPath moveToPoint:CGPointMake(self.startPoint.x, self.yAxis_L + self.startPoint.y)];
[xAxisPath addLineToPoint:CGPointMake(self.xAxis_L + self.startPoint.x, self.yAxis_L + self.startPoint.y)];
CAShapeLayer *xAxisLayer = [CAShapeLayer layer];
if(self.XYAxisStyle == 1){
[xAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]];
}
xAxisLayer.lineWidth = 0.5;
if (self.XYAxisColor) {
xAxisLayer.strokeColor = _XYAxisColor.CGColor;
}else{
xAxisLayer.strokeColor = [UIColor redColor].CGColor;
}
xAxisLayer.path = xAxisPath.CGPath;
[self.layer addSublayer:xAxisLayer];
}
#pragma mark 与 Y轴 平行的网格线
- (void)drawYGridline {
for (int i = 0; i < self.xMarkScaleArr.count ; i ++) {
NSString *vText = self.xMarkScaleArr[i];
if(vText.length > 0){
CGFloat curMark_X = self.startPoint.x + self.xScaleMarkLEN * (i );
UIBezierPath *yAxisPath = [[UIBezierPath alloc] init];
[yAxisPath moveToPoint:CGPointMake(curMark_X, self.yAxis_L + self.startPoint.y)];
[yAxisPath addLineToPoint:CGPointMake(curMark_X, self.startPoint.y)];
CAShapeLayer *yAxisLayer = [CAShapeLayer layer];
[yAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]]; // 设置线为虚线
yAxisLayer.lineWidth = 0.5;
yAxisLayer.strokeColor = [[UIColor colorWithRed:215.0f/255.0f green:215.0f/255.0f blue:215.0f/255.0f alpha:1.0f] CGColor];
yAxisLayer.path = yAxisPath.CGPath;
[self.layer addSublayer:yAxisLayer];
}
}
}
#pragma mark 与 X轴 平行的网格线
- (void)drawXGridline {
if(self.chartType == 1){
return;
}
for (int i = 0; i < self.yMarkTitles.count - 1; i ++) {
CGFloat curMark_Y = self.yScaleMarkLEN * i;
UIBezierPath *xAxisPath = [[UIBezierPath alloc] init];
[xAxisPath moveToPoint:CGPointMake(self.startPoint.x, curMark_Y + self.startPoint.y)];
[xAxisPath addLineToPoint:CGPointMake(self.startPoint.x + self.xAxis_L, curMark_Y + self.startPoint.y)];
CAShapeLayer *xAxisLayer = [CAShapeLayer layer];
[xAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]];
xAxisLayer.lineWidth = 0.5;
xAxisLayer.strokeColor = [[UIColor colorWithRed:215.0f/255.0f green:215.0f/255.0f blue:215.0f/255.0f alpha:1.0f] CGColor];
xAxisLayer.path = xAxisPath.CGPath;
[self.layer addSublayer:xAxisLayer];
}
}
#pragma mark- 清空视图
- (void)clearView {
[self removeAllSubLabs];
[self removeAllSubLayers];
}
#pragma mark 清空标签
- (void)removeAllSubLabs {
for (UIView * view in self.subviews) {
if ([view isKindOfClass:[UILabel class]]) {
[(UILabel *)view removeFromSuperview];
}
}
}
#pragma mark 清空网格线
- (void)removeAllSubLayers{
for (CALayer * layer in self.layer.sublayers) {
[layer removeFromSuperlayer];
}
}
/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {
// Drawing code
}
*/
@end