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327 lines
9.7 KiB
327 lines
9.7 KiB
1 year ago
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// FBYLineGraphBaseView.m
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// FBYDataDisplay-iOS
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//
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// Created by fby on 2018/1/18.
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// Copyright © 2018年 FBYDataDisplay-iOS. All rights reserved.
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//
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#import "FBYLineGraphBaseView.h"
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/**
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* Y轴刻度标签 与 Y轴 之间 空隙
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*/
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#define HORIZON_YMARKLAB_YAXISLINE 10.f
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/**
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* Y轴刻度标签 宽度
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*/
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#define YMARKLAB_WIDTH 35.f
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/**
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* Y轴刻度标签 高度
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*/
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#define YMARKLAB_HEIGHT 16.f
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/**
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* X轴刻度标签 宽度
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*/
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#define XMARKLAB_WIDTH 40.f
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/**
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* X轴刻度标签 高度
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*/
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#define XMARKLAB_HEIGHT 16.f
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/**
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* 最上边的Y轴刻度标签距离顶部的 距离
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*/
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//#define YMARKLAB_TO_TOP 54.f
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@interface FBYLineGraphBaseView() {
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/**
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* 视图的宽度
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*/
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CGFloat axisViewWidth;
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/**
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* 视图的高度
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*/
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CGFloat axisViewHeight;
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}
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/**
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* 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)
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*/
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@property (nonatomic, assign) CGFloat yScaleMarkLEN;
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@end
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@implementation FBYLineGraphBaseView
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- (instancetype)initWithFrame:(CGRect)frame {
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self = [super initWithFrame:frame];
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if (self) {
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axisViewHeight = frame.size.height;
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axisViewWidth = frame.size.width;
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}
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return self;
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}
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- (void)setXScaleMarkLEN:(CGFloat)xScaleMarkLEN {
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_xScaleMarkLEN = xScaleMarkLEN;
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}
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- (void)setYMarkTitles:(NSArray *)yMarkTitles {
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_yMarkTitles = yMarkTitles;
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}
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//- (void)setXMarkTitles:(NSArray *)xMarkTitles {
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// _xMarkTitles = xMarkTitles;
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//}
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#pragma mark 绘图
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- (void)mapping
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{
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CGFloat YMARKLAB_TO_TOP = 24;
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self.yScaleMarkLEN = (self.frame.size.height - YMARKLAB_HEIGHT - XMARKLAB_HEIGHT - YMARKLAB_TO_TOP) / (self.yMarkTitles.count);
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NSLog(@"%f",self.yScaleMarkLEN);
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YMARKLAB_TO_TOP = self.yScaleMarkLEN+20;
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if(self.chartType == 0){
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CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH;
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CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
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self.startPoint = CGPointMake(start_X, start_Y);
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}
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else
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{
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// CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + 10;
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// CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
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//
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// self.startPoint = CGPointMake(start_X, start_Y);
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CGFloat start_X = HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH;
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CGFloat start_Y = YMARKLAB_HEIGHT / 2.0 + YMARKLAB_TO_TOP;
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self.startPoint = CGPointMake(start_X, start_Y);
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}
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self.yAxis_L = self.yScaleMarkLEN * (self.yMarkTitles.count - 1);
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if (self.xScaleMarkLEN == 0)
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{
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self.xScaleMarkLEN = (axisViewWidth - HORIZON_YMARKLAB_YAXISLINE - YMARKLAB_WIDTH - XMARKLAB_WIDTH / 2.0) / (self.xMarkScaleArr.count - 1);
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}
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else
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{
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axisViewWidth = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1) + HORIZON_YMARKLAB_YAXISLINE + YMARKLAB_WIDTH + XMARKLAB_WIDTH / 2.0;
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}
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self.xAxis_L = self.xScaleMarkLEN * (self.xMarkScaleArr.count - 1);
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self.frame = CGRectMake(0, 0, axisViewWidth, axisViewHeight);
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[self setupYMarkLabs];
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[self setupXMarkLabs];
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[self drawYAxsiLine];
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[self drawXAxsiLine];
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[self drawYGridline];
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[self drawXGridline];
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UIBezierPath *xAxisPath = [[UIBezierPath alloc] init];
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[xAxisPath moveToPoint:CGPointMake(10, 30)];
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[xAxisPath addLineToPoint:CGPointMake(self.xAxis_L + self.startPoint.x+10, 30)];
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CAShapeLayer *xAxisLayer = [CAShapeLayer layer];
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[xAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]];
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xAxisLayer.lineWidth = 1;
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xAxisLayer.strokeColor = mainColor.CGColor;
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xAxisLayer.path = xAxisPath.CGPath;
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[self.layer addSublayer:xAxisLayer];
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}
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#pragma mark 更新坐标轴数据
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- (void)reloadDatas {
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[self clearView];
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[self mapping];
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}
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#pragma mark Y轴上的刻度标签
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- (void)setupYMarkLabs {
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for (int i = 0; i < self.yMarkTitles.count; i ++) {
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UILabel *markLab = [[UILabel alloc] init];
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if(self.chartType == 0){
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markLab.frame = CGRectMake(0, self.startPoint.y - YMARKLAB_HEIGHT / 2 + i * self.yScaleMarkLEN, YMARKLAB_WIDTH, YMARKLAB_HEIGHT);
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markLab.font = Font_(8);
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}
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else
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{
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// if( i == self.yMarkTitles.count-1 ){
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// return;
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// }
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//markLab.frame = CGRectMake(self.xAxis_L+self.startPoint.x, self.startPoint.y - YMARKLAB_HEIGHT / 2 + i * self.yScaleMarkLEN, YMARKLAB_WIDTH+10, YMARKLAB_HEIGHT);
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markLab.frame = CGRectMake(0, self.startPoint.y - YMARKLAB_HEIGHT + i * self.yScaleMarkLEN, YMARKLAB_WIDTH, YMARKLAB_HEIGHT);
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markLab.font = Font_(8);
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}
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markLab.textAlignment = NSTextAlignmentRight;
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markLab.textColor = RGB(204, 204, 204);
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markLab.text = [NSString stringWithFormat:@"%@", self.yMarkTitles[self.yMarkTitles.count - 1 - i]];
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[self addSubview:markLab];
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}
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}
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#pragma mark X轴上的刻度标签
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- (void)setupXMarkLabs {
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for (int i = 0;i < self.xMarkScaleArr.count; i ++)
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{
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NSString *vText = self.xMarkScaleArr[i];
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if(vText.length > 0){
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UILabel *markLab = [[UILabel alloc] initWithFrame:CGRectMake(self.startPoint.x - XMARKLAB_WIDTH / 2 + i * self.xScaleMarkLEN, 0, XMARKLAB_WIDTH, XMARKLAB_HEIGHT)];
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markLab.textAlignment = NSTextAlignmentCenter;
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markLab.textColor = KKGrey163;
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markLab.font = Font_(12);
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markLab.text = vText;
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[self addSubview:markLab];
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}
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}
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}
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#pragma mark Y轴
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- (void)drawYAxsiLine {
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UIBezierPath *yAxisPath = [[UIBezierPath alloc] init];
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[yAxisPath moveToPoint:CGPointMake(self.startPoint.x, self.startPoint.y + self.yAxis_L)];
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[yAxisPath addLineToPoint:CGPointMake(self.startPoint.x, self.startPoint.y-self.yScaleMarkLEN-12)];
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CAShapeLayer *yAxisLayer = [CAShapeLayer layer];
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if(self.XYAxisStyle == 1){
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[yAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]]; // 设置线为虚线
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}
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yAxisLayer.lineWidth = 0.5;
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if (self.XYAxisColor) {
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yAxisLayer.strokeColor = _XYAxisColor.CGColor;
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}else{
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yAxisLayer.strokeColor = [UIColor redColor].CGColor;
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}
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yAxisLayer.path = yAxisPath.CGPath;
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[self.layer addSublayer:yAxisLayer];
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}
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#pragma mark X轴
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- (void)drawXAxsiLine {
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UIBezierPath *xAxisPath = [[UIBezierPath alloc] init];
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[xAxisPath moveToPoint:CGPointMake(10, self.yAxis_L + self.startPoint.y)];
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[xAxisPath addLineToPoint:CGPointMake(self.xAxis_L + self.startPoint.x, self.yAxis_L + self.startPoint.y)];
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CAShapeLayer *xAxisLayer = [CAShapeLayer layer];
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//if(self.XYAxisStyle == 1)
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{
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[xAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]];
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}
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xAxisLayer.lineWidth = 0.5;
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if (self.XYAxisColor) {
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xAxisLayer.strokeColor = _XYAxisColor.CGColor;
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}else{
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xAxisLayer.strokeColor = [UIColor redColor].CGColor;
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}
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xAxisLayer.path = xAxisPath.CGPath;
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[self.layer addSublayer:xAxisLayer];
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}
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#pragma mark 与 Y轴 平行的网格线
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- (void)drawYGridline {
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for (int i = 0; i < self.xMarkScaleArr.count ; i ++)
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{
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NSString *vText = self.xMarkScaleArr[i];
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if(vText.length > 0)
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{
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CGFloat curMark_X = self.startPoint.x + self.xScaleMarkLEN * (i );
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UIBezierPath *yAxisPath = [[UIBezierPath alloc] init];
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[yAxisPath moveToPoint:CGPointMake(curMark_X, self.yAxis_L + self.startPoint.y)];
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[yAxisPath addLineToPoint:CGPointMake(curMark_X, self.startPoint.y-self.yScaleMarkLEN-12)];
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CAShapeLayer *yAxisLayer = [CAShapeLayer layer];
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// [yAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]]; // 设置线为虚线
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yAxisLayer.lineWidth = 0.5;
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yAxisLayer.strokeColor = RGB(240, 240, 240).CGColor;
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yAxisLayer.path = yAxisPath.CGPath;
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[self.layer addSublayer:yAxisLayer];
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}
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}
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}
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#pragma mark 与 X轴 平行的网格线
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- (void)drawXGridline {
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// if(self.chartType == 1){
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// return;
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// }
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for (int i = 0; i < self.yMarkTitles.count - 1; i ++) {
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CGFloat curMark_Y = self.yScaleMarkLEN * i;
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UIBezierPath *xAxisPath = [[UIBezierPath alloc] init];
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[xAxisPath moveToPoint:CGPointMake(10, curMark_Y + self.startPoint.y)];
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[xAxisPath addLineToPoint:CGPointMake(self.startPoint.x + self.xAxis_L, curMark_Y + self.startPoint.y)];
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CAShapeLayer *xAxisLayer = [CAShapeLayer layer];
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[xAxisLayer setLineDashPattern:[NSArray arrayWithObjects:[NSNumber numberWithInt:1], [NSNumber numberWithInt:1.5], nil]];
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xAxisLayer.lineWidth = 0.5;
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xAxisLayer.strokeColor = RGB(240, 240, 240).CGColor;
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xAxisLayer.path = xAxisPath.CGPath;
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[self.layer addSublayer:xAxisLayer];
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}
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}
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#pragma mark- 清空视图
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- (void)clearView {
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[self removeAllSubLabs];
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[self removeAllSubLayers];
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}
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#pragma mark 清空标签
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- (void)removeAllSubLabs {
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for (UIView * view in self.subviews) {
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if ([view isKindOfClass:[UILabel class]]) {
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[(UILabel *)view removeFromSuperview];
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}
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}
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}
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#pragma mark 清空网格线
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- (void)removeAllSubLayers{
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for (CALayer * layer in self.layer.sublayers) {
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[layer removeFromSuperlayer];
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}
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}
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/*
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// Only override drawRect: if you perform custom drawing.
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// An empty implementation adversely affects performance during animation.
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- (void)drawRect:(CGRect)rect {
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// Drawing code
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}
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*/
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@end
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