//
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// HDLOnRollCurtainSeekBar.m
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// HDL_Widget_iOS
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//
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// Created by 陈嘉乐 on 2020/6/15.
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// Copyright © 2020 JLChen. All rights reserved.
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//
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#import "HDLOnRollCurtainSeekBar.h"
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#import "HDLUtlisXM.h"
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#define APP_DEFAULT_OFFLINE_COLOR HEXCOLORA(0xE9E9EC,0.8)
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@interface HDLOnRollCurtainSeekBar ()
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/**
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是否正在移动
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*/
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@property (nonatomic, assign) BOOL bTouchMove;
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/**
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进度单位符号
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*/
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@property (nonatomic, strong) NSString *mProgressBarUnitSring;
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/**
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最小值
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*/
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@property (nonatomic, assign) float mMinValue;
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/**
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最大值
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*/
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@property (nonatomic, assign) float mMaxValue;
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/**
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边距
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*/
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@property (nonatomic, assign) int mCurtainPadding;
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/**
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*/
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//@property (nonatomic, strong) UIImageView *bgImageView;
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/**
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顶部padding
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*/
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@property (nonatomic, assign) int mCurtainPaddingTop;
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/**
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是否离线
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*/
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@property (nonatomic, assign) BOOL isOffline;
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/**
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是否百叶窗类型
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*/
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@property (nonatomic, assign) BOOL isBlindsType;
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@end
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@implementation HDLOnRollCurtainSeekBar{
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int _mMoveCount;
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CGPoint _mCenterPoint; //圆心坐标
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bool _bIsInCurtainProgress;
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CGFloat _mCurtainHeight;
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CGFloat _mCurtainWidth;
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float _mPercent;
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CGFloat _mButtonWidth;
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CGFloat _mCurtainY;
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CGFloat _mCornerRadius;
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UIImage *_curtainImage;
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UIImage *_curtainImage_close;
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UIImage *_buttonImage;
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UIImage *_bgImage;
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}
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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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_isClickable = YES;
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_mMoveCount = 0;
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_mProgress = 0;
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_mPercent = 0;
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_mMaxValue = 100.0f;
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_mMinValue = 0.0f;
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_mCornerRadius = 0;
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_mProgressTextColor = [UIColor blackColor];
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_mProgressTextSize = 15;
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_mProgressBarUnitSring = @"%";
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_isProgressTextShow = YES;
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// _mCurtainPaddingTop = 45;
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_mCurtainPadding = self.frame.size.width*12/130;
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_mCurtainPaddingTop = self.frame.size.height*14/172;
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[self refreshFrame];
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self.backgroundColor = [UIColor clearColor];
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// _bgImageView = [[UIImageView alloc]initWithFrame:CGRectMake(0, 0, self.frame.size.width, self.frame.size.height)];
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// [_bgImageView setImage:[UIImage imageNamed:@"ic_wd_curtain_roll_bg"]];
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// [self addSubview:_bgImageView];
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_curtainImage = [UIImage imageNamed:@"ic_wd_on_curtain_roll_progress"];
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_curtainImage_close = [UIImage imageNamed:@"ic_wd_on_curtain_roll_progress_close"];
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_buttonImage = [UIImage imageNamed:@"ic_wd_on_curtain_open"];
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_bgImage = [UIImage imageNamed:@"ic_wd_on_curtain_roll_bg"];
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}
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return self;
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}
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/**
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刷新布局，更新关键值
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*/
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-(void)refreshFrame{
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_mCenterPoint = CGPointMake(self.frame.size.width/2, self.frame.size.height/2);
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[self onCurtainSizeChange];
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}
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/**
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刷新布局，更新关键值
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*/
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-(void)onCurtainSizeChange{
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// _mCurtainPadding = _CurtainPadding;
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if(!_isBlindsType){
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_mCurtainPadding = self.frame.size.width * 12 / 149 - 1;
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}else{ //百叶窗效果
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_mCurtainPadding = self.frame.size.width * 2 / 149 - 1;
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}
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_mCurtainPaddingTop = self.frame.size.height * 14 / 172;
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_mCurtainWidth = self.frame.size.width - _mCurtainPadding * 2;
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_mButtonWidth = self.frame.size.width * 56 / 149;
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_mCurtainHeight = self.frame.size.height - _mCurtainPaddingTop;
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}
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#pragma mark drawRect 绘制图形
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-(void)drawRect:(CGRect)rect{
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[super drawRect:rect];
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CGContextRef ctx = UIGraphicsGetCurrentContext();
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//将当前图形状态推入堆栈
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CGContextSaveGState(ctx);
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//*********绘制背景*********
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[self drawBackIamge];
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//*********绘制动态的进度条*********
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[self drawProgressBar:ctx];
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//*********绘制显示进度值文字*********
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[self drawProgressText:ctx];
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//*********绘制按钮图片*********
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[self drawImageButton:ctx];
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// //*********如果离线绘制离线背景遮挡层*********
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// [self drawOfflineView:ctx];
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//把堆栈顶部的状态弹出
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CGContextRestoreGState(ctx);
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}
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//
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///**
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// 绘制边框
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//
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// @param ctx 画布
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// */
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//-(void)drawBorderPath:(CGContextRef)ctx{
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// CGRect drawRect = {5+_mBackLineWidth/2, 5+_mBackLineWidth/2, self.frame.size.width-10-_mBackLineWidth, self.frame.size.height-10-_mBackLineWidth};
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//
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// UIBezierPath *path = [UIBezierPath bezierPathWithRoundedRect:drawRect cornerRadius:_mCornerRadius];
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// path.lineWidth = _mBackLineWidth; //线宽
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// path.lineCapStyle = kCGLineCapRound; //弯角样式
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// path.lineJoinStyle = kCGLineJoinBevel; //交点的样式
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// [_mCurtainBorderColor set];
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//
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// CGContextSetLineWidth(ctx, _mBackLineWidth);
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// CGContextAddPath(ctx, path.CGPath);
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// CGContextDrawPath(ctx, kCGPathStroke);
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// // [path stroke]; //边框线颜色
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//}
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/**
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如果离线绘制离线背景遮挡层
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@param ctx 画布
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*/
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-(void)drawOfflineView:(CGContextRef)ctx{
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if(_isOffline){
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CGRect drawRect2 = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height);
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UIBezierPath *path3 = [UIBezierPath bezierPathWithRoundedRect:drawRect2 cornerRadius:5];
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[APP_DEFAULT_OFFLINE_COLOR set];
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CGContextAddPath(ctx, path3.CGPath);
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CGContextDrawPath(ctx, kCGPathFill);
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}
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}
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/**
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绘制背景图
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*/
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-(void)drawBackIamge{
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//绘制背景图
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CGRect rectBgImage = CGRectMake(0, 0, self.frame.size.width, self.frame.size.height);
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[_bgImage drawInRect:rectBgImage];
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}
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/**
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绘制进度条
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@param ctx 画布
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*/
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-(void)drawProgressBar:(CGContextRef)ctx{
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//*******绘制剪裁限制显示区域*********
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CGRect drawRect2 = CGRectMake(0, _mCurtainPaddingTop, self.frame.size.width, _mCurtainHeight);
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UIBezierPath *path2 = [UIBezierPath bezierPathWithRoundedRect:drawRect2 cornerRadius:0];
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// [APP_DEFAULT_BG set];
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CGContextAddPath(ctx, path2.CGPath);
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// 剪裁路径
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CGContextClip(ctx);
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_mCurtainY = _mPercent * _mCurtainHeight + _mCurtainPaddingTop;
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CGRect rectImage = CGRectMake(_mCurtainPadding, _mCurtainY - _mCurtainHeight, _mCurtainWidth, _mCurtainHeight);
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// [_curtainImage drawInRect:rectImage];
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if(_isOffline){
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[_curtainImage_close drawInRect:rectImage];
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}else{
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[_curtainImage drawInRect:rectImage];
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}
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}
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/**
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绘制进度显示值文字
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@param ctx 画布
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*/
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-(void)drawProgressText:(CGContextRef)ctx{
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if(_isProgressTextShow){
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[self drawString:[NSString stringWithFormat:@"%d%@", _mProgress, _mProgressBarUnitSring]];
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}
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}
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/**
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绘制进度显示值文字
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@param ctx 画布
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*/
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-(void)drawImageButton:(CGContextRef)ctx {
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CGContextRestoreGState(ctx);// 恢复到之前的context
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CGContextSaveGState(ctx);
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CGRect rectImage = CGRectMake(_mCenterPoint.x-_mButtonWidth/2, _mCurtainY-_mButtonWidth/2 , _mButtonWidth, _mButtonWidth);
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[_buttonImage drawInRect:rectImage];
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}
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/**
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drawString 现在当前进度值
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@param mText 显示文本
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*/
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- (void) drawString:(NSString *)mText {
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NSMutableParagraphStyle *paragraph = [[NSMutableParagraphStyle alloc] init];
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paragraph.alignment = NSTextAlignmentCenter;
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NSDictionary *dic = @{NSFontAttributeName : [UIFont systemFontOfSize:_mProgressTextSize],
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NSForegroundColorAttributeName : _mProgressTextColor,
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NSParagraphStyleAttributeName : paragraph
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};
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// CGRect textRect = CGRectMake(outsidePoint.x, outsidePoint.y, 80, 20);
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// [mText drawInRect:textRect withAttributes:dic];
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//2019-08-15 修改文字绘制方法，最终实现文本居中效果
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CGSize textSize = [mText sizeWithAttributes:dic];
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if(_mPercent > 0.3){
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CGPoint textPoint = CGPointMake(_mCenterPoint.x - textSize.width/2, _mCurtainY-_mButtonWidth/4 - textSize.height-5);//根据中点坐标绘制
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[mText drawAtPoint:textPoint withAttributes:dic];
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}else{
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CGPoint textPoint = CGPointMake(_mCenterPoint.x - textSize.width/2, _mCurtainY+_mButtonWidth/4 + 5);//根据中点坐标绘制
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[mText drawAtPoint:textPoint withAttributes:dic];
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}
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}
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#pragma mark Touch Event 点击事件
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-(BOOL) beginTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event {
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[super beginTrackingWithTouch:touch withEvent:event];
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if(!_isClickable) return YES;//禁止点击
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_bTouchMove = NO;
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_mMoveCount = 0;
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// CGPoint startPoint = [touch locationInView:self];
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// _bIsInArcProgress = [self getStartPointIsInArcProgress:startPoint];//判断开始坐标是否在可点击区域
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_bIsInCurtainProgress = YES;//不限制点击区域
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[self.mProgressChangedDelegate onStartTrackingTouch];
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return YES;
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}
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-(void)endTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event{
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[super endTrackingWithTouch:touch withEvent:event];
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if(!_isClickable) return;//禁止点击
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if(!_bTouchMove){//没移动，仅点击
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CGPoint lastPoint = [touch locationInView:self];
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[self getCurrentProgressWithLastPoint:lastPoint];
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[self sendActionsForControlEvents:UIControlEventValueChanged];
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}
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[self.mProgressChangedDelegate onStopTrackingTouch:_mProgress];
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}
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-(BOOL)continueTrackingWithTouch:(UITouch *)touch withEvent:(UIEvent *)event {
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[super continueTrackingWithTouch:touch withEvent:event];
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if(!_isClickable) return YES;//禁止点击
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if(_mMoveCount < 2){
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_mMoveCount++;
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}else{
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_bTouchMove = YES; //开始移动
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}
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if(_bIsInCurtainProgress){//如果刚开始点击的坐标在可点击区域
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CGPoint lastPoint = [touch locationInView:self];
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[self getCurrentProgressWithLastPoint:lastPoint];
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}
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[self sendActionsForControlEvents:UIControlEventValueChanged];
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return YES;
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}
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/**
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根据坐标计算出当前进度百分比和对应的进度值
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@param point 当前坐标
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*/
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-(void)getCurrentProgressWithLastPoint:(CGPoint)point {
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_mPercent = (point.y - _mCurtainPaddingTop ) / _mCurtainHeight;
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// NSLog(@"point.y:%f _mCurtainHeight:%f",point.x, _mCurtainWidthHalf);
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// NSLog(@"_mPercent:%f",_mPercent);
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//
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//
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if(_mPercent > 1){
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_mPercent = 1;
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}else if(_mPercent < 0){
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_mPercent = 0;
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}
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_mProgress = (1 -_mPercent) * (_mMaxValue - _mMinValue) + _mMinValue;
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if(_bTouchMove){
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[self.mProgressChangedDelegate onProgressChanged:_mProgress];
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}
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[self setNeedsDisplay];
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}
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/**
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根据进度值，计算当前 _mProgressAngle值
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@param mProgress 进度值
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*/
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-(void)setSeekBarProgressToValue:(int)mProgress{
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if(mProgress < _mMinValue){
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mProgress = _mMinValue;
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}
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if(mProgress > _mMaxValue){
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mProgress = _mMaxValue;
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}
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_mProgress = mProgress;
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_mPercent = 1 - (_mProgress - _mMinValue) / (_mMaxValue - _mMinValue);
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// [self.mProgressChangedDelegate onProgressChanged:_mProgress];
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}
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#pragma mark 设置进度条位置
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/**
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设置进度值
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@param mProgress 进度值
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*/
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-(void)setProgress:(int)mProgress{
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[self setSeekBarProgressToValue:mProgress];
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[self setNeedsDisplay];
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}
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/**
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设置进度显示值单位
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@param mString 单位字符
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*/
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-(void)setProgressBarUnitSring:(NSString *)mString{
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_mProgressBarUnitSring = mString;
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}
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/**
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设置最大值最小值
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@param mMinValue 最小值
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@param mMaxValue 最大值
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*/
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-(void)setMinAndMaxValue:(float)mMinValue mMaxValue:(float)mMaxValue{
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if(mMinValue < mMaxValue){
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_mMinValue = mMinValue;
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_mMaxValue = mMaxValue;
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}else{
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_mMinValue = mMaxValue;
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_mMaxValue = mMinValue;
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}
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_mProgress = _mMinValue;
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_mPercent = 0.0f;
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}
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/**
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重置布局
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@param mCGRect 布局
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*/
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-(void)initWithFrameSeekBar:(CGRect) mCGRect{
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self.frame = mCGRect;
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[self refreshFrame];
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}
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///**
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// 设置边距
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// */
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//-(void)setCurtainPadding:(int)Padding{
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// _mCurtainPadding = Padding;
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// [self onCurtainSizeChange];
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//}
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//
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//
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///**
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// 设置顶部边距
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// */
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//-(void)setCurtainPaddingTop:(int)Padding{
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// _mCurtainPaddingTop = Padding;
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// [self onCurtainSizeChange];
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//}
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/**
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设置是否离线
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*/
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-(void)setOffline:(BOOL)isOffline{
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_isOffline = isOffline;
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_isClickable = !_isOffline;
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[self setNeedsDisplay];
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}
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/**
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获取高度 Y值
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*/
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-(CGFloat)getProgressY{
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return _mCurtainY;
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}
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/**
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设置百叶窗类型
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*/
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-(void)setBlindsType:(BOOL)isBlindsType{
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_isBlindsType = isBlindsType;
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if(!_isBlindsType){
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_curtainImage = [UIImage imageNamed:@"ic_wd_on_curtain_roll_progress"];
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_curtainImage_close = [UIImage imageNamed:@"ic_wd_on_curtain_roll_progress_close"];
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}else{
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_curtainImage = [UIImage imageNamed:@"ic_wd_on_curtain_blinds_progress"];
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_curtainImage_close = [UIImage imageNamed:@"ic_wd_on_curtain_blinds_progress_close"];
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}
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[self onCurtainSizeChange];
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[self setNeedsDisplay];
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}
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@end
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