iOS/iPhone/iPad 圖表和圖形組件：EChart

EChart是一個iOS/iPhone/iPad 中的一個高度可擴展、易于使用的圖表和圖形組件。具有動態增長的動畫效果，支持點擊或者長按事件。
用法：

Step 1

Download project here

And Drag /EChart/ folder into your project

Step 2

Import the head file:

#import "EColumnChart.h"

Make your ViewController adopts the EColumnChart's protocal:

@interface YourViewController : UIViewController 

Declare a EColumnChart instance:

@property (strong, nonatomic) EColumnChart *eColumnChart;

Step 3

Give your EColumnChart a nice frame:

_eColumnChart = [[EColumnChart alloc] initWithFrame:CGRectMake(40, 100, 250, 200)];

Set EColumnChart's delegate and dataSource to your ViewController:

[_eColumnChart setDelegate:self];
[_eColumnChart setDataSource:self];

Add EColumnChart to wherever you want:

[self.view addSubview:_eColumnChart];

項目主頁：http://www.baiduhome.net/lib/view/home/1387846947828