MPAndroidchart实现自定义样式

作者: 天高任鹰飞 | 来源:发表于2019-04-17 10:40 被阅读0次

先上效果：

ActivityChartLine.class:

package com.usung.mybletwo.activity;

import android.annotation.SuppressLint;

import android.database.Cursor;

import android.os.Bundle;

import android.support.annotation.Nullable;

import android.support.design.widget.TabLayout;

import android.widget.TextView;

import com.github.mikephil.charting.charts.LineChart;

import com.github.mikephil.charting.components.XAxis;

import com.github.mikephil.charting.components.YAxis;

import com.github.mikephil.charting.data.Entry;

import com.github.mikephil.charting.data.LineData;

import com.github.mikephil.charting.data.LineDataSet;

import com.usung.mybletwo.R;

import com.usung.mybletwo.base.BaseActivity;

import com.usung.mybletwo.base.BaseApplication;

import com.usung.mybletwo.bean.Tobacco;

import com.usung.mybletwo.util.LogUtils;

import com.usung.mybletwo.util.TimeUtil;

import com.usung.mybletwo.widget.MyXAxisValueFomatter;

import com.usung.mybletwo.widget.MyYAxisValueFomatter;

import org.litepal.LitePal;

import java.text.ParseException;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

/**

* Descriptions: 折线图表（可左右滑动）

* Created by fenghui on 2019/3/12.

*/

public class ActivityChartLineextends BaseActivityimplements TabLayout.OnTabSelectedListener {

private LineChartmLineChart1, mLineChart2, mLineChart3;

@Override

protected void onCreate(@Nullable Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_chart_line);

getIntentValue();

// createSqlData();

initView();

}

void getIntentValue(){

// productName = getIntent().getStringExtra("productName");

}

@Override

public void initView() {

super.initView();

((TextView)findViewById(R.id.tv_title)).setText("统计曲线");

mLineChart1 = findViewById(R.id.lineChart1);

mLineChart2 = findViewById(R.id.lineChart2);

mLineChart3 = findViewById(R.id.lineChart3);

tableLayout();

getDataAndInitChart(0); // 参数为position，position默认为0（默认按周筛选数据）

}

void tableLayout(){

TabLayout mTabLayout = findViewById(R.id.tabLayout);

TabLayout.Tab tab1 = mTabLayout.newTab().setText("周");

TabLayout.Tab tab2 = mTabLayout.newTab().setText("月");

TabLayout.Tab tab3 = mTabLayout.newTab().setText("年");

mTabLayout.addTab(tab1);

mTabLayout.addTab(tab2);

mTabLayout.addTab(tab3);

mTabLayout.addOnTabSelectedListener(this);

}

void initChartLine(){

setChartProperties(mLineChart1, 1, list1);

setChartProperties(mLineChart2, 2, list2);

setChartProperties(mLineChart3, 3, list3);

}

/**

* 原文：https://blog.csdn.net/u013855006/article/details/78702867

*/

@SuppressLint("ResourceAsColor")

private void setChartProperties(LineChart mLineChart, int colorTag, ArrayList list) {

//设置描述文本不显示

mLineChart.getDescription().setEnabled(false);

// Description description = new Description();

// description.setText(productName);

// mLineChart.setDescription(description);

//设置是否显示表格背景

// mLineChart.setDrawGridBackground(true);

mLineChart.setBackgroundColor(getResources().getColor(R.color.chartLine_bg_color)); // 设置背景颜色

//设置是否可以触摸

mLineChart.setTouchEnabled(true);

mLineChart.setDragDecelerationFrictionCoef(0.9f);

mLineChart.setDragEnabled(true); // 设置是否可以拖拽

mLineChart.setScaleEnabled(false); // 设置是否可以缩放

mLineChart.setHighlightPerDragEnabled(false); // 设置选中点高亮显示

mLineChart.setPinchZoom(true);

// 隐藏右边的坐标轴

mLineChart.getAxisRight().setEnabled(false);

mLineChart.getAxisLeft().setEnabled(true);

// X 轴坐标设置

XAxis xAxis = mLineChart.getXAxis();

// xAxis.setAxisMinimum(0);

xAxis.setTextColor(getResources().getColor(R.color.titleColor)); // 设置X坐标轴刻度坐标文字颜色

xAxis.setPosition(XAxis.XAxisPosition.BOTTOM); // 设置图标坐标这刻度在坐标轴下边

xAxis.setGranularity(1f); // 间隔尺寸

xAxis.setGridColor(getResources().getColor(R.color.transparent)); // 设置竖网格线颜色透明，则值显示横网格线

// xAxis.setAvoidFirstLastClipping(true);

xAxis.setGranularity(1f);

xAxis.setLabelCount(list.size(),true);

xAxis.setDrawLabels(true);

if (position ==0){

xAxis.setLabelCount(7);

xAxis.setValueFormatter(new MyXAxisValueFomatter(position, listDateLables));

}else if (position ==1){

xAxis.setLabelCount(6);

xAxis.setValueFormatter(new MyXAxisValueFomatter(position, listDateLables));

}else if (position ==2){

xAxis.setLabelCount(12);

xAxis.setValueFormatter(new MyXAxisValueFomatter(position, listMonthLables));

}

// Y 轴坐标设置

YAxis yAxis = mLineChart.getAxisLeft();

yAxis.setAxisMinimum(0);

yAxis.setTextColor(getResources().getColor(R.color.titleColor));

yAxis.enableGridDashedLine(10f, 5f, 0f); // 设置横网格线为虚线

yAxis.setAxisLineColor(getResources().getColor(R.color.transparent)); // 设置Y轴坐标轴颜色透明

// float ratio = (float) xValueList.size()/(float) 6; // 设置一页最大显示个数为6，超出部分就滑动

yAxis.setValueFormatter(new MyYAxisValueFomatter(colorTag));

float ratio =1;

mLineChart.zoom(ratio,1f,0,0); // 显示的时候是按照多大的比率缩放显示,1f表示不放大缩小

mLineChart.animateX(1500); // 设置从X轴出来的动画时间

// mLineChart.animateXY(1000,1000, Easing.EasingOption.EaseInSine, Easing.EasingOption.EaseInSine); // 设置XY轴动画

setChartData(mLineChart, colorTag, list);

}

private void setChartData(LineChart mLineChart, int colorTag, ArrayList list){

LineDataSet set1;

set1 =new LineDataSet(list, null);

set1.setAxisDependency(YAxis.AxisDependency.LEFT);

if (colorTag ==1){

set1.setColor(getResources().getColor(R.color.chart1_color));

set1.setCircleColor(getResources().getColor(R.color.chart1_color));

}else if (colorTag ==2){

set1.setColor(getResources().getColor(R.color.chart2_color));

set1.setCircleColor(getResources().getColor(R.color.chart2_color));

}else if (colorTag ==3){

set1.setColor(getResources().getColor(R.color.chart3_color));

set1.setCircleColor(getResources().getColor(R.color.chart3_color));

}

set1.setDrawValues(false); // 设置不显示点位的值，默认true

set1.setLineWidth(2f);

set1.setCircleRadius(3f);

set1.setFillAlpha(65);

LineData data =new LineData(set1);

mLineChart.setData(data);

}

@Override

public void getIntentValue(@org.jetbrains.annotations.Nullable Bundle savedInstanceState) {

}

int position =0; // 默认选中周，默认按周查询

@Override

public void onTabSelected(TabLayout.Tab tab) {

LogUtils.Companion.log_I("--------- onTabSelected ---------- tab.getPosition() = " + tab.getPosition());

position = tab.getPosition();

getDataAndInitChart(position);

}

/**

* 获取数据库筛选开始时间

* @param position 0：周， 1：月， 2：年

* @return

*/

long getScreeningTime(int position){

long oneDaySeconds =24 *60 *60 *1000;

long stampMillSecond =0;

switch (position){

case 0:

stampMillSecond = TimeUtil.getLastWeek() + oneDaySeconds;

break;

case 1:

// stampMillSecond = TimeUtil.getLastMonth() + oneDaySeconds;

String time = TimeUtil.stampToDate(new Date().getTime() -29 * oneDaySeconds);

try {

stampMillSecond = TimeUtil.dateToStamp(time.substring(0, 10) +" 00:00:00");

}catch (ParseException e) {

e.printStackTrace();

}

break;

case 2:

String date = TimeUtil.stampToDate(TimeUtil.getLastYear()).substring(0, 10) +" 00:00:00";

try {

stampMillSecond = TimeUtil.dateToStamp(date)+oneDaySeconds;

}catch (ParseException e) {

e.printStackTrace();

}

break;

}

String time = TimeUtil.stampToDate(stampMillSecond);

long stampLastWeek =0;

try {

stampLastWeek = TimeUtil.dateToStamp(time.substring(0, 10) +" 00:00:00");

}catch (ParseException e) {

e.printStackTrace();

}

return stampLastWeek;

}

// list1、list2、list3分表表示周、月、年的抽烟支数的集合

ArrayListlist1 =null; // 第一个表的数据集合（抽烟支数的集合）

ArrayListlist2 =null; // 第二个表的数据集合（焦油量的集合）

ArrayListlist3 =null; // 第三个表的数据集合（一氧化碳的集合）

ListlistTobaccoFilter =null;

private void initList(){

if (list1 ==null){

list1 =new ArrayList<>();

}

if (list2 ==null){

list2 =new ArrayList<>();

}

if (list3 ==null){

list3 =new ArrayList<>();

}

if (listTobaccoFilter ==null){

listTobaccoFilter =new ArrayList<>();

}

list1.clear();

list2.clear();

list3.clear();

}

/**

* 按照周月年查询第一张表的数据（抽烟支数）

* @param position

* @return

*/

ArrayListlistDateLables =new ArrayList<>(); // 日期label

private void queryData(int position){

listTobaccoFilter.clear();

long screeningTimeStart = getScreeningTime(position);

LogUtils.Companion.log_I("------------ screeningTimeStart -------------- "+ screeningTimeStart);

int dataCount =7;

if (position ==0){

dataCount =7;

List tempListTobaccoFilter = LitePal.where("bleAddress = ? and smokeDate >= ? and smokeDate <= ?",

BaseApplication.Companion.getInstance().getOkbleDevice().getMacAddress(),

screeningTimeStart +"", new Date().getTime() +"").find(Tobacco.class);

listTobaccoFilter.addAll(tempListTobaccoFilter);

}else if (position ==1){

dataCount =30;

List tempListTobaccoFilter = LitePal.where("bleAddress = ? and smokeDate >= ? and smokeDate <= ?",

BaseApplication.Companion.getInstance().getOkbleDevice().getMacAddress(),

screeningTimeStart+"", new Date().getTime() +"").find(Tobacco.class);

listTobaccoFilter.addAll(tempListTobaccoFilter);

}else if (position ==2){

dataCount =12;

Cursor cursor = LitePal.findBySQL("SELECT DISTINCT t.month ,(SELECT sum(smokeTotalToday) FROM tobacco WHERE month = t.month AND bleAddress = t.bleAddress ) AS total FROM tobacco AS t WHERE month >= "+screeningTimeStart+" AND bleAddress = '"

+BaseApplication.Companion.getInstance().getOkbleDevice().getMacAddress()+"' ORDER BY month");

ArrayList tempList =new ArrayList<>();

while (cursor.moveToNext()){

long m =cursor.getLong(cursor.getColumnIndex("month")); // 查询到的数据所在月份，m 是在查询语句中定义的

int total = cursor.getInt(cursor.getColumnIndex("total")); // 每个月的总数，total 是在查询语句中定义的

tempList.add(new Entry(Integer.parseInt(TimeUtil.stampToDate(m).substring(5,7)), total));

}

// todo 单据写个方法获取12个月的数据

get12MonthesData(dataCount, tempList);

return ;

}

list1.clear();

if (listTobaccoFilter ==null ||listTobaccoFilter.isEmpty()){

for (int i =1; i <= dataCount; i++) {

list1.add(new Entry(i+1, 0));

}

}else{

listDateLables.clear();

long newData =0;

for (int i =0; i < dataCount; i++) {

newData = screeningTimeStart + i *3600 *24 *1000L;

listDateLables.add(TimeUtil.stampToDateMonthAndDay(newData));

for (int j =0; j

if (TimeUtil.isSameDate(newData, (long)listTobaccoFilter.get(j).getSmokeDate())) {

list1.add(new Entry(i+1, (float)listTobaccoFilter.get(j).getSmokeTotalToday()));

break;

}else{

if (j ==listTobaccoFilter.size()-1){

list1.add(new Entry(i+1, 0));

}

private void getList2OrList3(int chartType){

double tar = BaseApplication.Companion.getInstance().getListCigaretteDataChecked().get(0).getTar();

double carbonMonoxide = BaseApplication.Companion.getInstance().getListCigaretteDataChecked().get(0).getCarbonMonoxide();

if (chartType ==2){

list2.clear();

}else if (chartType ==3){

list3.clear();

}

for (int i =0; i

if (chartType ==2){

list2.add(new Entry(i +1, (float) (list1.get(i).getY() * tar)));

}else if (chartType ==3){

list3.add(new Entry(i+1, (float) (list1.get(i).getY() * carbonMonoxide)));

}

/**

* 获取三张表的数据（抽烟支数、焦油量、一氧化碳三个折线图的数据）

*/

private void getDataAndInitChart(int position){

initList();

queryData(position);

getList2OrList3(2); // chartType 1：抽烟支数折线图 2：焦油量折线图 3：一氧化碳折线图

getList2OrList3(3);

initChartLine();

}

/**

* 获取过去12个月的月份

* @return

*/

ArrayListlistMonthLables =new ArrayList<>(); // 月份label

ArrayListgetMonth(int currentMonth){

listMonthLables.clear();

ArrayList listMonth =new ArrayList<>();

for (int i =0; i <12; i++) {

if (1 + currentMonth + i >12){

listMonthLables.add(1 + currentMonth + i -12 +"");

listMonth.add(1 + currentMonth + i -12);

}else {

listMonthLables.add(1 + currentMonth + i+"");

listMonth.add(1 + currentMonth + i);

}

return listMonth;

}

/**

* 组装数据（年份数据） 12个月

* @param dataCount

* @param list

*/

private ArrayListget12MonthesData(int dataCount, ArrayList list){

int currentMonth = Integer.parseInt(TimeUtil.stampToDate(new Date().getTime()).substring(5, 7));

ArrayList listMonth = getMonth(currentMonth);

list1.clear();

for (int i =0; i < dataCount; i++) {

for (int m =0; m < list.size(); m++) {

if (listMonth.get(i) == (list.get(m).getX())){

list1.add(new Entry(i+1, list.get(m).getY()));

break;

}else{

if (m == list.size() -1){

list1.add(new Entry(i+1, 0));

}

return list1;

}

@Override

public void onTabUnselected(TabLayout.Tab tab) {

}

@Override

public void onTabReselected(TabLayout.Tab tab) {

}

自定义X轴刻度：

package com.usung.mybletwo.widget;

import com.github.mikephil.charting.components.AxisBase;

import com.github.mikephil.charting.formatter.IAxisValueFormatter;

import java.util.ArrayList;

/**

* Descriptions: 自定义 MPAndroidChart X轴坐标刻度值

* Created by fenghui on 2019/4/12.

*/

public class MyXAxisValueFomatterimplements IAxisValueFormatter {

int position =0;

ArrayListlistXLables =null;

/**

* @param position 此type参数同ActivityChartLine里面的position是一回事，默认为0

* position=0：按周筛选（筛选过去7天），position=1：按月筛选（筛选过去30天），position=2：按年筛选（筛选过去一年）

*/

public MyXAxisValueFomatter(int position, ArrayList listXLables) {

this.position = position;

this.listXLables = listXLables;

}

@Override

public StringgetFormattedValue(float value, AxisBase axis) {

try {// try catch 是因为有一个莫名其妙的错误

String tempValue ="";

if (value ==0) {

tempValue = (int) value +"";

}else {

switch (position) {

case 0:

if (value !=7) {