WordImageView.java
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package com.example.verificationcodejavademo.widget;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.os.Handler;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.example.verificationcodejavademo.R;
import com.example.verificationcodejavademo.model.Point;
import com.example.verificationcodejavademo.utils.DisplayUtil;
import com.google.gson.Gson;
import java.util.ArrayList;
import java.util.List;
/**
* Date:2020/5/21
* author:wuyan
*/
public class WordImageView extends FrameLayout {
private FrameLayout word_fl_content;
private ImageView word_iv_cover;
private View word_v_flash;
private Bitmap cover;
private int size = 0;//需要点击文字的数量
private List<Point> mList = new ArrayList<>();
private Handler mHandler = new Handler();
public WordImageView(@NonNull Context context) {
super(context);
init();
}
public WordImageView(@NonNull Context context, @Nullable AttributeSet attrs) {
super(context, attrs);
init();
}
public WordImageView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
private void init() {
View.inflate(getContext(), R.layout.word_view, this);
word_fl_content = findViewById(R.id.word_fl_content);
word_iv_cover = findViewById(R.id.word_iv_cover);
word_v_flash = findViewById(R.id.word_v_flash);
reset();
}
public void setSize(int size) {
this.size = size;
}
public void setUp(Bitmap cover) {
this.cover = cover;
int w = cover.getWidth();
int h = cover.getHeight();
FrameLayout.LayoutParams l = (FrameLayout.LayoutParams) word_iv_cover.getLayoutParams();
l.width = DisplayUtil.dip2px(getContext(), (float) w);
l.height = DisplayUtil.dip2px(getContext(), (float) h);
word_iv_cover.setLayoutParams(l);
word_iv_cover.setImageBitmap(cover);
setLocation(cover.getWidth(), cover.getHeight());
}
private void setLocation(int w, int h) {
LinearLayout.LayoutParams layoutParams = (LinearLayout.LayoutParams) word_fl_content.getLayoutParams();
layoutParams.width = DisplayUtil.dip2px(getContext(), (float) w);
layoutParams.height = DisplayUtil.dip2px(getContext(), (float) h);
word_fl_content.setLayoutParams(layoutParams);
}
public void ok() {
mHandler.postDelayed(new Runnable() {
@Override
public void run() {
reset();
}
}, 1000);
}
public void fail() {
mHandler.postDelayed(new Runnable() {
@Override
public void run() {
reset();
}
}, 1000);
}
private void reset() {
mList.clear();
word_fl_content.removeAllViews();
word_fl_content.addView(word_iv_cover);
word_fl_content.addView(word_v_flash);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_DOWN) {
size--;
Point point = new Point();
point.setX(DisplayUtil.px2dip(getContext(), event.getX()));
point.setY(DisplayUtil.px2dip(getContext(), event.getY()));
mList.add(point);
if (size > 0) {
//添加小圆点
addTextView(event);
} else if (size == 0) {
addTextView(event);
if (wordListenner != null) {
wordListenner.onWord(new Gson().toJson(mList));
}
}
}
return true;
}
//点击后添加小圆点
private void addTextView(MotionEvent event) {
TextView textView = new TextView(getContext());
LayoutParams l = new LayoutParams(DisplayUtil.dip2px(getContext(), 20 * 1.0f), DisplayUtil.dip2px(getContext(), 20 * 1.0f));
textView.setLayoutParams(l);
textView.setGravity(Gravity.CENTER);
textView.setText(mList.size() + "");
textView.setTextColor(Color.WHITE);
textView.setBackground(getResources().getDrawable(R.drawable.shape_dot_bg));
MarginLayoutParams postion = (MarginLayoutParams) textView.getLayoutParams();
postion.leftMargin = (int) (event.getX() - 10);
postion.topMargin = (int) (event.getY() - 10);
word_fl_content.addView(textView);
}
//设置滑动监听
private WordListenner wordListenner;
interface WordListenner {
void onWord(String cryptedStr);
}
public void setWordListenner(WordListenner wordListenner) {
this.wordListenner = wordListenner;
}
}