//
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// JHTableChart.m
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// JHChartDemo
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//
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// Created by 简豪 on 16/8/24.
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// Copyright © 2016年 JH. All rights reserved.
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//
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#import "JHTableChart.h"
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#import "JHTableDataRowModel.h"
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@interface JHTableChart ()
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@property (nonatomic,assign)CGFloat tableWidth;
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@property (nonatomic,assign) CGFloat tableHeight;
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@property (nonatomic,assign) CGFloat lastY;
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@property (nonatomic,assign) CGFloat bodyHeight;
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@property (nonatomic,strong)NSMutableArray * dataModelArr;
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@end
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@implementation JHTableChart
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-(instancetype)initWithFrame:(CGRect)frame{
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if (self = [super initWithFrame:frame]) {
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_minHeightItems = 40;
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_beginSpace = 15.0;
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_tableChartTitleItemsHeight = 50.0;
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_lineColor = [UIColor darkGrayColor];
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_tableTitleFont = [UIFont systemFontOfSize:15];
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_tableTitleColor = [UIColor darkGrayColor];
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_tableWidth = 100;
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_lastY = _beginSpace;
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_bodyHeight = 0;
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_bodyTextColor = [UIColor darkGrayColor];
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}
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return self;
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}
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-(void)setBeginSpace:(CGFloat)beginSpace{
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_beginSpace = beginSpace;
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_lastY = beginSpace;
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}
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-(void)setDataArr:(NSArray *)dataArr{
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_dataArr = dataArr;
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_dataModelArr = [NSMutableArray array];
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for (NSInteger i = 0; i<_dataArr.count; i++) {
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JHTableDataRowModel *model = [JHTableDataRowModel new];
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model.maxCount = 1;
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for (id obj in _dataArr[i]) {
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if ([obj isKindOfClass:[NSArray class]]) {
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if (model.maxCount<=[obj count]) {
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model.maxCount = [obj count];
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}
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}
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}
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model.dataArr = dataArr[i];
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[_dataModelArr addObject:model];
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}
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}
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/**
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* CoreGraphic 绘图
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*
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* @param rect
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*/
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-(void)drawRect:(CGRect)rect{
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CGContextRef context = UIGraphicsGetCurrentContext();
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/* 表格四周线条 */
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/* 上 */
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _beginSpace) andEndPoint:P_M(CGRectGetWidth(self.frame) - _beginSpace , _beginSpace) andIsDottedLine:NO andColor:_lineColor];
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/* 下 */
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _beginSpace + _tableHeight) andEndPoint:P_M(CGRectGetWidth(self.frame) - _beginSpace ,_beginSpace + _tableHeight) andIsDottedLine:NO andColor:_lineColor];
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NSLog(@"视图大小%@\n",NSStringFromCGRect(self.frame));
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NSLog(@"起始点：%f\n",_beginSpace);
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/* 左 */
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _beginSpace) andEndPoint:P_M(_beginSpace, _beginSpace + _tableHeight) andIsDottedLine:NO andColor:_lineColor];
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/* 右 */
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[self drawLineWithContext:context andStarPoint:P_M(CGRectGetWidth(self.frame) - _beginSpace, _beginSpace) andEndPoint:P_M(CGRectGetWidth(self.frame) - _beginSpace, _beginSpace + _tableHeight) andIsDottedLine:NO andColor:_lineColor];
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/* 表头 */
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if (_tableTitleString.length>0) {
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _beginSpace +_tableChartTitleItemsHeight) andEndPoint:P_M(CGRectGetWidth(self.frame) - _beginSpace , _beginSpace+_tableChartTitleItemsHeight) andIsDottedLine:NO andColor:_lineColor];
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CGSize size = [self sizeOfStringWithMaxSize:CGSizeMake(_tableWidth, _tableChartTitleItemsHeight) textFont:_tableTitleFont.pointSize aimString:_tableTitleString];
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[self drawText:_tableTitleString context:context atPoint:CGRectMake(CGRectGetWidth(self.frame)/2.0 - size.width / 2, _beginSpace + _tableChartTitleItemsHeight/2 - size.height / 2.0, _tableWidth, _tableChartTitleItemsHeight) WithColor:_tableTitleColor font:_tableTitleFont];
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_lastY = _beginSpace + _tableChartTitleItemsHeight;
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}
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/* 绘制列的分割线 */
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if (_colTitleArr.count>0) {
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BOOL hasSetColWidth = 0;
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/* 如果指定了列的宽度 */
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if (_colTitleArr.count == _colWidthArr.count) {
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hasSetColWidth = YES;
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}else{
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hasSetColWidth = NO;
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}
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CGFloat lastX = _beginSpace;
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for (NSInteger i = 0; i<_colTitleArr.count; i++) {
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CGFloat wid = (hasSetColWidth?[_colWidthArr[i] floatValue]:_tableWidth / _colTitleArr.count);
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NSLog(@"第%d列 宽度 为 %f\n",i,wid);
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CGSize size = [self sizeOfStringWithMaxSize:CGSizeMake(wid, _minHeightItems) textFont:14 aimString:_colTitleArr[i]];
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if (i==0) {
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NSArray *firArr = [_colTitleArr[0] componentsSeparatedByString:@"|"];
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if (firArr.count>=2) {
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[self drawLineWithContext:context andStarPoint:P_M(lastX, _lastY) andEndPoint:P_M(lastX + wid, _lastY + _minHeightItems) andIsDottedLine:NO andColor:_lineColor];
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size = [self sizeOfStringWithMaxSize:CGSizeMake(wid, _minHeightItems) textFont:14 aimString:firArr[0]];
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[self drawText:firArr[0] context:context atPoint:CGRectMake(lastX + wid / 2.0 + wid / 4.0 - size.width / 2, _lastY + _minHeightItems / 4.0 -size.height / 2.0, wid, _minHeightItems / 2.0) WithColor:_bodyTextColor font:_tableTitleFont];
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size = [self sizeOfStringWithMaxSize:CGSizeMake(wid, _minHeightItems) textFont:14 aimString:firArr[1]];
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[self drawText:firArr[1] context:context atPoint:CGRectMake(lastX + wid / 4.0 - size.width / 2.0, _lastY + _minHeightItems / 2.0 + _minHeightItems / 4.0 - size.height / 2.0, size.width+5, _minHeightItems / 2.0) WithColor:_bodyTextColor font:_tableTitleFont];
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}else{
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[self drawText:_colTitleArr[i] context:context atPoint:CGRectMake(lastX + wid / 2.0 - size.width / 2, _lastY + _minHeightItems / 2.0 -size.height / 2.0, wid, size.height) WithColor:_bodyTextColor font:[UIFont systemFontOfSize:14]];;
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}
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}else{
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[self drawText:_colTitleArr[i] context:context atPoint:CGRectMake(lastX + wid / 2.0 - size.width / 2, _lastY + _minHeightItems / 2.0 -size.height / 2.0, wid, _minHeightItems) WithColor:_bodyTextColor font:[UIFont systemFontOfSize:14]];;
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}
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lastX += wid;
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if (i==_colTitleArr.count - 1) {
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}else
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[self drawLineWithContext:context andStarPoint:P_M(lastX, _lastY) andEndPoint:P_M(lastX, _lastY + _bodyHeight) andIsDottedLine:NO andColor:_lineColor];
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}
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_lastY += _minHeightItems;
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}
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/* 列名分割线 */
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _lastY ) andEndPoint:P_M(_beginSpace + _tableWidth, _lastY ) andIsDottedLine:NO andColor:_lineColor];
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BOOL hasSetColWidth = 0;
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/* 如果指定了列的宽度 */
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if (_colTitleArr.count == _colWidthArr.count && _colTitleArr.count>0) {
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hasSetColWidth = YES;
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}else{
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hasSetColWidth = NO;
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}
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/* 绘制具体的行数据 */
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for (NSInteger i = 0; i<_dataModelArr.count; i++) {
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JHTableDataRowModel *model = _dataModelArr[i];
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[self drawLineWithContext:context andStarPoint:P_M(_beginSpace, _lastY + model.maxCount * _minHeightItems) andEndPoint:P_M(_beginSpace + _tableWidth, _lastY + model.maxCount * _minHeightItems) andIsDottedLine:NO andColor:_lineColor];
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CGFloat lastX = _beginSpace;
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for (NSInteger j = 0; j< model.dataArr.count; j++) {
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id rowItems = model.dataArr[j];
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CGFloat wid = (hasSetColWidth?[_colWidthArr[j] floatValue]:_tableWidth / _colTitleArr.count);
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if ([rowItems isKindOfClass:[NSArray class]]) {
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CGFloat perItemsHeightByMaxCount = model.maxCount * _minHeightItems / [rowItems count];
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/* 具体某一列有多个元素时 */
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for (NSInteger n = 0; n<[rowItems count]; n++) {
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[self drawLineWithContext:context andStarPoint:P_M(lastX, _lastY + (n+1) * perItemsHeightByMaxCount) andEndPoint:P_M(lastX + wid, _lastY + (n+1) * perItemsHeightByMaxCount) andIsDottedLine:NO andColor:_lineColor];
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CGSize size = [self sizeOfStringWithMaxSize:CGSizeMake(wid, perItemsHeightByMaxCount) textFont:_tableTitleFont.pointSize aimString:rowItems[n]];
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// P_M(lastX + wid / 2 - size.width / 2.0, _lastY + (n+1) * perItemsHeightByMaxCount - perItemsHeightByMaxCount / 2.0 - size.height / 2.0)
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[self drawText:rowItems[n] context:context atPoint:CGRectMake(lastX + wid / 2 - size.width / 2.0, _lastY + (n+1) * perItemsHeightByMaxCount - perItemsHeightByMaxCount / 2.0 - size.height / 2.0, size.width, size.height) WithColor:_bodyTextColor font:_tableTitleFont];
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}
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}else{
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CGSize size = [self sizeOfStringWithMaxSize:CGSizeMake(wid, model.maxCount * _minHeightItems) textFont:_tableTitleFont.pointSize aimString:rowItems];
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[self drawText:rowItems context:context atPoint:CGRectMake(lastX + wid / 2 - size.width / 2.0, _lastY + model.maxCount * _minHeightItems - model.maxCount * _minHeightItems / 2.0 - size.height / 2.0, size.width, size.height) WithColor:_bodyTextColor font:_tableTitleFont];
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}
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lastX += wid;
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}
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_lastY += model.maxCount * _minHeightItems;
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}
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}
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/**
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* 绘图前数据构建
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*/
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- (void)configBaseData{
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_tableWidth = CGRectGetWidth(self.frame) - _beginSpace * 2;
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[self configColWidthArr];
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[self countTableHeight];
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}
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/**
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* 重构列数据
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*/
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- (void)configColWidthArr{
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CGFloat wid = 0;
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if (_colTitleArr.count>0&&_colTitleArr.count == _colWidthArr.count) {
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NSMutableArray *arr = [NSMutableArray array];
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for (NSInteger i = 0; i<_colWidthArr.count; i++) {
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if (wid>_tableWidth) {
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arr = nil;
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}else{
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if (i==_colWidthArr.count-1) {
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[arr addObject:[NSNumber numberWithFloat:(_tableWidth - wid)]];
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}else
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[arr addObject:_colWidthArr[i]];
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}
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wid += [_colWidthArr[i] floatValue];
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}
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_colWidthArr = [arr copy];
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}else{
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_colWidthArr = nil;
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}
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}
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/**
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* 计算表格总高度和表格体高度
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*/
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- (void)countTableHeight{
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NSInteger rowCount = 0;
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for (NSArray * itemsArr in _dataArr) {
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NSInteger nowCount = 1;
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for (id obj in itemsArr) {
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if ([obj isKindOfClass:[NSArray class]]) {
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if (nowCount<=[obj count]) {
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nowCount = [obj count];
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}
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}
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}
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rowCount += nowCount;
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}
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_bodyHeight = rowCount * _minHeightItems + (_colTitleArr.count>0?_minHeightItems:0);
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_tableHeight = 0;
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_tableHeight += (_tableTitleString.length>0?_tableChartTitleItemsHeight:0) + _bodyHeight;
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}
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/**
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* 绘制图形
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*/
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-(void)showAnimation{
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[self configBaseData];
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[self setNeedsDisplay];
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}
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/**
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* 返回该图表所需的高度
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*
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* @return 高度
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*/
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- (CGFloat)heightFromThisDataSource{
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[self countTableHeight];
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return _tableHeight + _beginSpace * 2;
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}
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@end
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