package com.fanxin.huangfangyi.main.widget.custom; import android.animation.ObjectAnimator; import android.content.Context; import android.util.AttributeSet; import android.util.Log; import android.util.SparseArray; import android.view.View; import android.view.ViewGroup; import com.fanxin.huangfangyi.R; import com.fanxin.huangfangyi.domain.Info; /** * Created by slj on 2016/11/14 */ public class RadarViewGroup extends ViewGroup implements RadarView.IScanningListener { private int mWidth, mHeight;//viewgroup的宽高 private SparseArray<Float> scanAngleList = new SparseArray<>();//记录展示的item所在的扫描位置角度 private SparseArray<Info> mDatas;//数据源 private int dataLength;//数据源长度 private int minItemPosition;//最小距离的item所在数据源中的位置 private CircleView currentShowChild;//当前展示的item private CircleView minShowChild;//最小距离的item private IRadarClickListener iRadarClickListener;//雷达图中点击监听CircleView小圆点回调接口 public void setiRadarClickListener(IRadarClickListener iRadarClickListener) { this.iRadarClickListener = iRadarClickListener; } public RadarViewGroup(Context context) { this(context, null); } public RadarViewGroup(Context context, AttributeSet attrs) { this(context, attrs, 0); } public RadarViewGroup(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { setMeasuredDimension(measureSize(widthMeasureSpec), measureSize(heightMeasureSpec)); mWidth = getMeasuredWidth(); mHeight = getMeasuredHeight(); mWidth = mHeight = Math.min(mWidth, mHeight); //测量每个children measureChildren(widthMeasureSpec, heightMeasureSpec); for (int i = 0; i < getChildCount(); i++) { View child = getChildAt(i); if (child.getId() == R.id.id_scan_circle) { //为雷达扫描图设置需要的属性 ((RadarView) child).setScanningListener(this); //考虑到数据没有添加前扫描图在扫描,但是不会开始为CircleView布局 if (mDatas != null && mDatas.size() > 0) { ((RadarView) child).setMaxScanItemCount(mDatas.size()); ((RadarView) child).startScan(); } continue; } } } @Override protected void onLayout(boolean changed, int l, int t, int r, int b) { int childCount = getChildCount(); //首先放置雷达扫描图 View view = findViewById(R.id.id_scan_circle); if (view != null) { view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight()); } //放置雷达图中需要展示的item圆点 for (int i = 0; i < childCount; i++) { final int j = i; final View child = getChildAt(i); if (child.getId() == R.id.id_scan_circle) { //如果不是Circleview跳过 continue; } //设置CircleView小圆点的坐标信息 //坐标 = 旋转角度 * 半径 * 根据远近距离的不同计算得到的应该占的半径比例 ((CircleView) child).setDisX((float) Math.cos(Math.toRadians(scanAngleList.get(i - 1) - 5)) * ((CircleView) child).getProportion() * mWidth / 2); ((CircleView) child).setDisY((float) Math.sin(Math.toRadians(scanAngleList.get(i - 1) - 5)) * ((CircleView) child).getProportion() * mWidth / 2); //如果扫描角度记录SparseArray中的对应的item的值为0, // 说明还没有扫描到该item,跳过对该item的layout //(scanAngleList设置数据时全部设置的value=0, // 当onScanning时,value设置的值始终不会0,具体可以看onScanning中的实现) if (scanAngleList.get(i - 1) == 0) { continue; } //放置Circle小圆点 child.layout((int) ((CircleView) child).getDisX() + mWidth / 2, (int) ((CircleView) child).getDisY() + mHeight / 2, (int) ((CircleView) child).getDisX() + child.getMeasuredWidth() + mWidth / 2, (int) ((CircleView) child).getDisY() + child.getMeasuredHeight() + mHeight / 2); //设置点击事件 child.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { resetAnim(currentShowChild); currentShowChild = (CircleView) child; //因为雷达图是childAt(0),所以这里需要作-1才是正确的Circle startAnim(currentShowChild, j - 1); if (iRadarClickListener != null) { iRadarClickListener.onRadarItemClick(j - 1); } } }); } } private int measureSize(int measureSpec) { int result = 0; int specMode = MeasureSpec.getMode(measureSpec); int specSize = MeasureSpec.getSize(measureSpec); if (specMode == MeasureSpec.EXACTLY) { result = specSize; } else { result = 300; if (specMode == MeasureSpec.AT_MOST) { result = Math.min(result, specSize); } } return result; } /** * 设置数据 * * @param mDatas */ public void setDatas(SparseArray<Info> mDatas) { this.mDatas = mDatas; dataLength = mDatas.size(); float min = Float.MAX_VALUE; float max = Float.MIN_VALUE; //找到距离的最大值,最小值对应的minItemPosition for (int j = 0; j < dataLength; j++) { Info item = mDatas.get(j); if (item.getDistance() < min) { min = item.getDistance(); minItemPosition = j; } if (item.getDistance() > max) { max = item.getDistance(); } scanAngleList.put(j, 0f); } //根据数据源信息动态添加CircleView for (int i = 0; i < dataLength; i++) { CircleView circleView = new CircleView(getContext()); if (mDatas.get(i).getSex()) { circleView.setPaintColor(getResources().getColor(R.color.bg_color_pink)); } else { circleView.setPaintColor(getResources().getColor(R.color.bg_color_blue)); } //根据远近距离的不同计算得到的应该占的半径比例 0.312-0.832 circleView.setProportion((mDatas.get(i).getDistance() / max + 0.6f) * 0.52f); if (minItemPosition == i) { minShowChild = circleView; } addView(circleView); } } /** * 雷达图没有扫描完毕时回调 * * @param position * @param scanAngle */ @Override public void onScanning(int position, float scanAngle) { if (scanAngle == 0) { scanAngleList.put(position, 1f); } else { scanAngleList.put(position, scanAngle); } requestLayout(); } /** * 雷达图扫描完毕时回调 */ @Override public void onScanSuccess() { Log.d("","完成回调"); resetAnim(currentShowChild); currentShowChild = minShowChild; startAnim(currentShowChild, minItemPosition); } /** * 恢复CircleView小圆点原大小 * * @param object */ private void resetAnim(CircleView object) { if (object != null) { object.clearPortaitIcon(); ObjectAnimator.ofFloat(object, "scaleX", 1f).setDuration(300).start(); ObjectAnimator.ofFloat(object, "scaleY", 1f).setDuration(300).start(); } } /** * 放大CircleView小圆点大小 * * @param object * @param position */ private void startAnim(CircleView object, int position) { if (object != null) { object.setPortraitIcon(mDatas.get(position).getPortraitId()); ObjectAnimator.ofFloat(object, "scaleX", 2f).setDuration(300).start(); ObjectAnimator.ofFloat(object, "scaleY", 2f).setDuration(300).start(); } } /** * 雷达图中点击监听CircleView小圆点回调接口 */ public interface IRadarClickListener { void onRadarItemClick(int position); } /** * 根据position,放大指定的CircleView小圆点 * * @param position */ public void setCurrentShowItem(int position) { CircleView child = (CircleView) getChildAt(position + 1); resetAnim(currentShowChild); currentShowChild = child; startAnim(currentShowChild, position); } }