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public class YourMarkerView extends MarkerView { private TextView tvContent; public MyMarkerView(Context context, int layoutResource) { super(context, layoutResource); // find your layout components tvContent = (TextView) findViewById(R.id.tvContent); } // callbacks everytime the MarkerView is redrawn, can be used to update the // content (user-interface) @Override public void refreshContent(Entry e, Highlight highlight) { tvContent.setText("" + e.getY()); // this will perform necessary layouting super.refreshContent(e, highlight); } private MPPointF mOffset; @Override public MPPointF getOffset() { if(mOffset == null) { // center the marker horizontally and vertically mOffset = new MPPointF(-(getWidth() / 2), -getHeight()); } return mOffset; } }
IMarker marker = new YourMarkerView(); chart.setMarker(marker);
获取已经存在的IMarkerbash
IMarker marker = chart.getMarker();
MarkerView | 容许加载一个layout去展现对应的标注,继承这个类并重写refreshContent(…)方法来使用标注数据 |
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MarkerImage | 容许加载一张图片在标注上显示对应的图片,继承这个类并重写refreshContent(…)方法来使用标注数据 |