如何将mpandroidchart库中的两个barchat分组
我希望以两个条形图为一组显示以下条形图: 任何反馈都将不胜感激 以下是代码:如何将mpandroidchart库中的两个barchat分组,android,bar-chart,Android,Bar Chart,我希望以两个条形图为一组显示以下条形图: 任何反馈都将不胜感激 以下是代码: public class BarChartActivityMultiDataset extends DemoBase implements OnSeekBarChangeListener { private BarChart mChart; private SeekBar mSeekBarX, mSeekBarY; private TextView tvX, tvY; @Override protected vo
public class BarChartActivityMultiDataset extends DemoBase implements
OnSeekBarChangeListener {
private BarChart mChart;
private SeekBar mSeekBarX, mSeekBarY;
private TextView tvX, tvY;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.activity_barchart);
tvX = (TextView) findViewById(R.id.tvXMax);
tvY = (TextView) findViewById(R.id.tvYMax);
mSeekBarX = (SeekBar) findViewById(R.id.seekBar1);
mSeekBarX.setOnSeekBarChangeListener(this);
mSeekBarY = (SeekBar) findViewById(R.id.seekBar2);
mSeekBarY.setOnSeekBarChangeListener(this);
mChart = (BarChart) findViewById(R.id.chart1);
mChart.setDescription("");
ColorTemplate ct = new ColorTemplate();
// add colors for the first dataset
ct.addDataSetColors(new int[]{ R.color.colorful_5}, this);
// the second dataset only has one color
ct.addDataSetColors(new int[] {
R.color.greens_2
}, this);
// add colors for the third dataset
//ct.addDataSetColors(ColorTemplate.COLORFUL_COLORS, this);
mChart.setColorTemplate(ct);
mChart.setBarSpace(30f);
// disable the drawing of values
mChart.setDrawYValues(false);
// disable 3D
mChart.set3DEnabled(false);
mChart.setYLabelCount(10);
// scaling can now only be done on x- and y-axis separately
mChart.setPinchZoom(false);
// mChart.setDrawLegend(false);
mSeekBarX.setProgress(45);
mSeekBarY.setProgress(100);
Legend l = mChart.getLegend();
l.setPosition(LegendPosition.RIGHT_OF_CHART);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.bar, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.actionToggleValues: {
if (mChart.isDrawYValuesEnabled())
mChart.setDrawYValues(false);
else
mChart.setDrawYValues(true);
mChart.invalidate();
break;
}
case R.id.actionTogglePinch: {
if (mChart.isPinchZoomEnabled())
mChart.setPinchZoom(false);
else
mChart.setPinchZoom(true);
mChart.invalidate();
break;
}
case R.id.actionToggle3D: {
if (mChart.is3DEnabled())
mChart.set3DEnabled(false);
else
mChart.set3DEnabled(true);
mChart.invalidate();
break;
}
case R.id.actionToggleHighlight: {
if (mChart.isHighlightEnabled())
mChart.setHighlightEnabled(false);
else
mChart.setHighlightEnabled(true);
mChart.invalidate();
break;
}
case R.id.actionToggleHighlightArrow: {
if (mChart.isDrawHighlightArrowEnabled())
mChart.setDrawHighlightArrow(false);
else
mChart.setDrawHighlightArrow(true);
mChart.invalidate();
break;
}
case R.id.actionToggleStartzero: {
if (mChart.isStartAtZeroEnabled())
mChart.setStartAtZero(false);
else
mChart.setStartAtZero(true);
mChart.invalidate();
break;
}
case R.id.actionToggleAdjustXLegend: {
XLabels xLabels = mChart.getXLabels();
if (xLabels.isAdjustXLabelsEnabled())
xLabels.setAdjustXLabels(false);
else
xLabels.setAdjustXLabels(true);
mChart.invalidate();
break;
}
case R.id.actionSave: {
// mChart.saveToGallery("title"+System.currentTimeMillis());
mChart.saveToPath("title" + System.currentTimeMillis(), "");
break;
}
}
return true;
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean
fromUser) {
tvX.setText("" + (mSeekBarX.getProgress() + 1));
tvY.setText("" + (mSeekBarY.getProgress()));
ArrayList<String> xVals = new ArrayList<String>();
for (int i = 0; i < mSeekBarX.getProgress(); i++) {
xVals.add((i) + "");
}
ArrayList<Entry> yVals1 = new ArrayList<Entry>();
ArrayList<Entry> yVals2 = new ArrayList<Entry>();
// ArrayList<Entry> yVals3 = new ArrayList<Entry>();
for (int i = 0; i < mSeekBarX.getProgress() / 3; i++) {
float val = (float) (Math.random() * mSeekBarY.getProgress()) + 3;
yVals1.add(new Entry(val, i));
}
for (int i = mSeekBarX.getProgress() / 3; i < mSeekBarX.getProgress() /
3 ; i++) {
float val = (float) (Math.random() * mSeekBarY.getProgress()) + 3;
yVals2.add(new Entry(val, i));
}
// create 3 datasets with different types
DataSet set1 = new DataSet(yVals1, "Finished Packages");
DataSet set2 = new DataSet(yVals2, "In work Packages");
//DataSet set3 = new DataSet(yVals3, "Company C");
ArrayList<DataSet> dataSets = new ArrayList<DataSet>();
dataSets.add(set1);
dataSets.add(set2);
// dataSets.add(set3);
ChartData data = new ChartData(xVals, dataSets);
mChart.setData(data);
mChart.invalidate();
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
}
我刚刚用上面的代码更新了下面的类
致以最良好的祝愿,
奥勒良
//ArrayList yVals3=新的ArrayList
for (int i = 0; i < 7; i++) {
if (i%2 == 0) {
yVals1.add(new Entry(30, i));
} else {
yVals2.add(new Entry(70, i));
}
}
// create 3 datasets with different types
DataSet set1 = new DataSet(yVals1, "Finished Packages");
DataSet set2 = new DataSet(yVals2, "In work Packages");
//DataSet set3 = new DataSet(yVals3, "Company C");
ArrayList<DataSet> dataSets = new ArrayList<DataSet>();
dataSets.add(set1);
dataSets.add(set2);
// dataSets.add(set3);
ChartData data = new ChartData(xVals, dataSets);
mChart.setData(data);
mChart.invalidate();
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
}
这个太宽了。向我们展示您的尝试。我更新了问题的描述。看起来您使用的是非常过时的MPAndroidChart版本。要访问GitHub页面,请更新至最新版本。自1.4.0版以来,ColorTemplate不再用于设置颜色,最新版本为2.0.9。感谢您的回复。我会更新代码。你能给我一个关于分组图表条的提示或例子吗?
for (int i = 0; i < 7; i++) {
if (i%2 == 0) {
yVals1.add(new Entry(30, i));
} else {
yVals2.add(new Entry(70, i));
}
}
// create 3 datasets with different types
DataSet set1 = new DataSet(yVals1, "Finished Packages");
DataSet set2 = new DataSet(yVals2, "In work Packages");
//DataSet set3 = new DataSet(yVals3, "Company C");
ArrayList<DataSet> dataSets = new ArrayList<DataSet>();
dataSets.add(set1);
dataSets.add(set2);
// dataSets.add(set3);
ChartData data = new ChartData(xVals, dataSets);
mChart.setData(data);
mChart.invalidate();
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// TODO Auto-generated method stub
}
}