柱状图统计表

package com.officialcar.offcialvehicles.ui.statistics;

import android.content.Intent;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.github.mikephil.charting.charts.BarChart;
import com.github.mikephil.charting.components.Legend;
import com.github.mikephil.charting.components.XAxis;
import com.github.mikephil.charting.components.YAxis;
import com.github.mikephil.charting.data.BarData;
import com.github.mikephil.charting.data.BarDataSet;
import com.github.mikephil.charting.data.BarEntry;
import com.github.mikephil.charting.interfaces.datasets.IBarDataSet;
import com.google.gson.Gson;
import com.officialcar.offcialvehicles.AppConfig;
import com.officialcar.offcialvehicles.R;
import com.officialcar.offcialvehicles.domian.User;
import com.officialcar.offcialvehicles.domian.Youhao.YouhaoBean;

import org.kymjs.kjframe.KJHttp;
import org.kymjs.kjframe.http.HttpCallBack;
import org.kymjs.kjframe.http.HttpConfig;
import org.kymjs.kjframe.http.HttpParams;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class LichengActivity extends AppCompatActivity implements View.OnClickListener {

HttpParams params;
String qian_time;
String date;
String str;
private User user;
private BarChart mChart;
//5.16 暂定为5条数据
private int page_data = 5;
private int my_min = 0;
private int km_num = 0;
private String shang = "shang";
private String xia = "xia";
private List<Float> kmlist;
private List<String> carNumList;
private int kmSize;
private int my_len;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_licheng_layout);

mChart = (BarChart) findViewById(R.id.chart);

TextView titlebar_text_title = (TextView) findViewById(R.id.titlebar_text_title);
titlebar_text_title.setText("里程统计");
ImageView titlbar_img = (ImageView) findViewById(R.id.titlbar_img);
titlbar_img.setOnClickListener(this);

Button shangye_button = (Button) findViewById(R.id.shangye_button);
shangye_button.setOnClickListener(this);
Button xiaye_button = (Button) findViewById(R.id.xiaye_button);
xiaye_button.setOnClickListener(this);

user = User.getInstance1();
user.setListNull();

params = new HttpParams();

Intent intent = getIntent();
qian_time = intent.getStringExtra("QIAN_TIME");
date = intent.getStringExtra("DANG_TIME");

getData();
}

/**
* 获取到数据
*/
public void getData() {
HttpConfig httpConfig = new HttpConfig();
httpConfig.cacheTime = 0;//设置缓存时间
KJHttp http = new KJHttp(httpConfig);

params.put("startoilWearCar_time", qian_time);
params.put("endoilWearCar_time", date);
params.put("carId", "");
params.put("car_num_arr", 0);
params.put("className", "com.ycya.service.ReportService");
params.put("methodName", "queryOilWear1");

http.post(AppConfig.MY_URL, params, new HttpCallBack() {
@Override
public void onSuccess(Map<String, String> headers, byte[] t) {
super.onSuccess(t);
Log.e("tag", "onSuccess");
try {
str = new String(t, "gbk");
Log.e("tag", "str:" + str);
setUserList(str);
} catch (Exception e) {
Log.e("tag", "e:" + e);
e.printStackTrace();
}
}
@Override
public void onFailure(int errorNo, String strMsg) {
super.onFailure(errorNo, strMsg);
Log.e("tag", "errorNo:" + errorNo);
Log.e("tag", "onFailure");
}
});
}

private void setUserList(String str){
Gson gson = new Gson();
YouhaoBean data = gson.fromJson(str, YouhaoBean.class);
kmlist = data.getMapKm();
carNumList = data.getCarNum();
//往User里添加数据
int dataPage = 5;
if (kmlist.size() < 5) {
kmSize = kmlist.size() % 5;
dataPage = kmSize;
}
Log.e("tag", "dataPage:" + dataPage);
setBarChart(dataPage);
}

//取油耗最高值  给图表
public double getKmMax() {
double kk = kmlist.get(0);
for (int i = 1; i < kmlist.size(); i++) {
if (kk < kmlist.get(i)) {
kk = kmlist.get(i);
}
}
return kk;
}

public void setBarChart(int datapage) {
mChart.setDrawBarShadow(false);
mChart.setDrawValueAboveBar(true);
mChart.setDescription("");
mChart.setMaxVisibleValueCount((int) (getKmMax() + 100));
mChart.setPinchZoom(false);

mChart.setDrawGridBackground(false);

XAxis xAxis = mChart.getXAxis();
xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);
xAxis.setDrawGridLines(false);
xAxis.setSpaceBetweenLabels(2);

YAxis leftAxis = mChart.getAxisLeft();
leftAxis.setLabelCount(8, false);
leftAxis.setPosition(YAxis.YAxisLabelPosition.OUTSIDE_CHART);
leftAxis.setSpaceTop(15f);
leftAxis.setAxisMinValue(0f);

YAxis rightAxis = mChart.getAxisRight();
rightAxis.setDrawGridLines(false);
rightAxis.setLabelCount(8, false);
rightAxis.setSpaceTop(15f);
rightAxis.setAxisMinValue(0f);

Legend l = mChart.getLegend();
l.setPosition(Legend.LegendPosition.BELOW_CHART_LEFT);
l.setForm(Legend.LegendForm.SQUARE);
l.setFormSize(9f);
l.setTextSize(11f);
l.setXEntrySpace(4f);

setData(datapage, xia);
}

private void setData(int count, String biaoshi) {
mChart.animateXY(3000, 3000);
ArrayList<String> xVals = new ArrayList<>();
for (int i = my_min; i < count; i++) {
Log.e("tag", "my_min:" + my_min + ",count:" + count);
xVals.add(carNumList.get(i));
}
ArrayList<BarEntry> yVals1 = new ArrayList<>();
int len = page_data;
if (biaoshi.equals(shang)) {
if (my_len < 5) {
km_num = km_num - 5 - my_len;
} else {
km_num = km_num - 10;
}
int currIndex = my_min + 5;
if (currIndex >= kmlist.size()) {
len = kmlist.size() % page_data;
if (len == 0) {
len = page_data;
}
}
}
if (count < 5) {
len = count % 5;
}
Log.e("tag", "len:" + len);
Log.e("tag", "km_num:" + km_num);
for (int i = 0; i < len; i++) {
float km = kmlist.get(km_num);
km_num++;
Log.e("tag", "km_num:" + km_num);
if (km_num >= kmlist.size()) {
len = kmlist.size() % page_data;
Log.e("tag", "len:" + len);
if (len == 0) {
len = page_data;
}
}
my_len = len;
yVals1.add(new BarEntry(km, i));
}

BarDataSet set1;

set1 = new BarDataSet(yVals1, "里程");
set1.setBarSpacePercent(35f);
set1.setColor(Color.parseColor("#709ed6"));

ArrayList<IBarDataSet> dataSets = new ArrayList<>();
dataSets.add(set1);

BarData data = new BarData(xVals, dataSets);
data.setValueTextSize(10f);
mChart.setData(data);
mChart.invalidate();
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.titlbar_img:
finish();
break;
case R.id.shangye_button:
if (my_min == 0) {
Toast.makeText(getApplication(), "已经是第一页", Toast.LENGTH_SHORT).show();
break;
}
int my_min3 = my_min;
my_min = my_min - 5;
mChart.animateXY(3000, 3000);
setData(my_min3, shang);
mChart.invalidate();
break;
case R.id.xiaye_button:
my_min = my_min + 5;
if (my_min >= kmlist.size()) {
Toast.makeText(getApplication(), "已经是最后一页", Toast.LENGTH_SHORT).show();
my_min = my_min - 5;
break;
}
int my_min2 = my_min + 5;
if (my_min2 >= kmlist.size()) {
my_min2 = kmlist.size();
}
mChart.animateXY(3000, 3000);
setData(my_min2, xia);
mChart.invalidate();
break;
}
}
}