package com.kernal.passportreader.sdk.view;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.DashPathEffect;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PathEffect;
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import android.graphics.Rect;
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import android.os.Build;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.WindowManager;
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import com.kernal.passportreader.sdk.utils.CardScreenUtil;
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import kernal.idcard.android.Frame;
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/**
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* @author A@H
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* @describle 扫描识别界面的自定义的扫描识别框
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*/
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public final class ViewfinderView extends View {
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private int checkLeftFrame = 0;// Test if the left of a document is existing or aligned.
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private int checkTopFrame = 0;// Test if the upper part of a document is existing or aligned.
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private int checkRightFrame = 0;// Test if the right of a document is existing or aligned.
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private int checkBottomFrame = 0;// Test if the lower part of a document is existing or aligned.
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private static final int[] SCANNER_ALPHA = {0, 64, 128, 192, 255, 192,
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128, 64};
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/**
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* the time to refresh interface
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*/
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private static final long ANIMATION_DELAY = 50L;
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/**
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* To judge directional value correspondig to rotation degree of the screen ：0,1,2,3
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*/
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private static int directtion = 0;
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/**
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* When idcardType=0, it will turn to MRZ for recognition. WhenidcardType=1, it will turn to the full page for recognition.
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*/
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private int idcardType = 2;
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private int nCropType = 0;
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public int barWidth, barHeight;
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private Paint paint;
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private int scannerAlpha;
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/**
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* The top of middle sliding line
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*/
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private int slideTop;
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private int slideTop1;
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/**
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* The bottom of middle sliding line
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*/
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private int slideBottom;
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/**
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* The movement length of middle line after refreshing each time
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*/
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private static final int SPEEN_DISTANCE = 10;
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/**
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* Width of line in scanning frame
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*/
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private static final int MIDDLE_LINE_WIDTH = 6;
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private boolean isFirst = false;
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/**
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* Width of frames all around
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*/
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private static final int FRAME_LINE_WIDTH = 4;
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public static int FRAMECOLOR = 0;//Color of frames all around
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private Rect frame;
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public static int width;
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public static int height;
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public static int portraitWidth;
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private Frame fourLines = new Frame();
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//该参数是设置竖屏状态下，框线识别模式中，框的方向，true：width>height; false:height>width
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public static boolean isSameScreen=true;
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public void setFourLines(Frame fourLines, String str) {
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this.fourLines = fourLines;
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/**
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* When we get the result, we update the full screen content.
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*/
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postInvalidateDelayed(ANIMATION_DELAY, 0, 0, width, height);
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}
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/**
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*
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* @param context
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* @param nCropType 框的方式
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* @param checkFrame
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*/
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public ViewfinderView(Context context, int nCropType,int checkFrame) {
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super(context);
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WindowManager manager = (WindowManager) context
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.getSystemService(Context.WINDOW_SERVICE);
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paint = new Paint();
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FRAMECOLOR=0;
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scannerAlpha = 0;
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this.nCropType = nCropType;
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directtion = CardScreenUtil.getScreenOrientation(context);
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checkLeftFrame=checkFrame;
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checkBottomFrame=checkFrame;
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checkRightFrame=checkFrame;
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checkTopFrame=checkFrame;
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width=0;
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height=0;
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}
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public void setIdcardType(int idcardType) {
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this.idcardType = idcardType;
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}
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public ViewfinderView(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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public Rect getFrame() {
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return frame;
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}
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@Override
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public void onDraw(Canvas canvas) {
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if(width==0||height==0){
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width = canvas.getWidth();
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height= canvas.getHeight();
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}
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// For a general device, when its width is less than height, the rotation degree is 0 or 2; But for Samsung, when its wideth is greater than height, the rotation degree is 0 or 2.
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if (directtion == 0 || directtion == 2) {
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if (width > height) {
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if (!Build.MODEL.equals("GT-P7500")
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&& !Build.MODEL.equals("SM-T520")) {
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if ((float) width / height == (float) 4 / 3) {
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width = 3 * width / 4;
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}
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}
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//a special device
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drawLine(canvas, width, height, false);
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} else {
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drawLine(canvas, width, height, true);
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}
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// For a general device, when its width is more than height, the rotation degree is 1 or 3; when its wideth is less than height, the rotation degree is 1 or 3.
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} else if (directtion == 1 || directtion == 3) {
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if (width > height) {
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drawLine(canvas, width, height, false);
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} else {
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//a special device
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drawLine(canvas, width, height, true);
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}
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}
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}
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public void drawLine(Canvas canvas, int width, int height, boolean isPortrait) {
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if (idcardType == 3000) {
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if (!isPortrait) {// a special device
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frame = new Rect((int) (width * 0.2), height / 3,
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(int) (width * 0.85), 2 * height / 3);
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} else {
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// MRZ recognition
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/**
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* The rectangular is the frame shown in the middle.
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*/
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if(isSameScreen){
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frame = new Rect((int) (width * 0.05), (int) (height * 0.4),
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(int) (width * 0.95), (int) (0.6 * height));
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}else{
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frame = new Rect((int) (width * 0.05), (int) (height * 0.4),
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(int) (width * 0.95), (int) (0.6 * height));
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}
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}
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} else if (idcardType == 2 || idcardType == 4 || idcardType == 1013 || idcardType == 22
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|| idcardType == 1030 || idcardType == 1031
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|| idcardType == 1032 || idcardType == 1005
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|| idcardType == 1001 || idcardType == 2001
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|| idcardType == 2004 || idcardType == 2002
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|| idcardType == 2003 || idcardType == 14
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|| idcardType == 15 || idcardType == 25 || idcardType == 26) {
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if (!isPortrait) {// a special device
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frame = new Rect((int) (width * 0.2),
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(int) (height - 0.41004673 * width) / 2,
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(int) (width * 0.85),
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(int) (height + 0.41004673 * width) / 2);
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} else {
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if(isSameScreen){
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frame = new Rect((int) (width * 0.025),
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(int) (height - 0.59375 * width) / 2,
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(int) (width * 0.975),
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(int) (height + 0.59375 * width) / 2);
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}else{
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frame = new Rect((int) (width - 0.41004673 * height) / 2,
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(int) (height * 0.2),
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(int) (width + 0.41004673 * height) / 2,
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(int) (height * 0.85));
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}
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}
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} else if (idcardType == 5 || idcardType == 6) {
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if (!isPortrait) {
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// a special device
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frame = new Rect((int) (width * 0.24),
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(int) (height - 0.41004673 * width) / 2,
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(int) (width * 0.81),
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(int) (height + 0.41004673 * width) / 2);
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} else {
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if(isSameScreen){
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frame = new Rect((int) (width * 0.025),
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(int) (height - 0.64 * width) / 2,
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(int) (width * 0.975),
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(int) (height + 0.64 * width) / 2);
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}else{
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frame = new Rect((int) (width - 0.41004673 * height) / 2,
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(int) (height * 0.24),
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(int) (width + 0.41004673 * height) / 2,
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(int) (height * 0.81));
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}
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}
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} else {
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if (!isPortrait) {// a special device
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frame = new Rect((int) (width * 0.2),
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(int) (height - 0.45 * width) / 2,
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(int) (width * 0.85),
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(int) (height + 0.45 * width) / 2);
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} else {
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// for page
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if(isSameScreen){
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frame = new Rect((int) (width * 0.025),
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(int) (height - 0.659 * width) / 2,
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(int) (width * 0.975),
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(int) (height + 0.659 * width) / 2);
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}else{
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frame = new Rect(
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(int) (width - 0.45 * height) / 2,
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(int) (height * 0.2),
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(int) (width + 0.45 * height) / 2,
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(int) (height * 0.85));
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}
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}
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}
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// }
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if (frame == null) {
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return;
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}
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// the highest and lowest point of initialization middle sliding line
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if (!isFirst) {
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isFirst = true;
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slideTop = height / 3;
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slideBottom = 2 * height / 3;
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slideTop1 = width / 2;
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}
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// Sketch the shady part out of scanning frame. There are four sections. The upper part of both scanning frame and scree and the lower part of both scanning frame and screen
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// The left part of both scanning frame and scree and right part of both scanning frame and screen
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if (nCropType == 0) {
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paint.setColor(Color.argb(48, 0, 0, 0));
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canvas.drawRect(0, 0, width, frame.top, paint);
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canvas.drawRect(0, frame.top, frame.left, frame.bottom + 1, paint);
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canvas.drawRect(frame.right + 1, frame.top, width,
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frame.bottom + 1, paint);
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canvas.drawRect(0, frame.bottom + 1, width, height, paint);
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}
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paint.setColor(Color.rgb(238, 65, 86));
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// Draw two-pixel wide geen wireframes or red frames.
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if (FRAMECOLOR == 0) {
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paint.setColor(Color.rgb(77, 223, 68));
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} else {
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paint.setColor(FRAMECOLOR);
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}
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if (idcardType == 3000) {
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2, frame.top,
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frame.right - FRAME_LINE_WIDTH + 2, frame.top
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+ FRAME_LINE_WIDTH, paint);// top line
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2, frame.top,
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frame.left + FRAME_LINE_WIDTH + 2, frame.bottom
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+ FRAME_LINE_WIDTH, paint);// left line
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2, frame.top,
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frame.right - FRAME_LINE_WIDTH + 2, frame.bottom
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+ FRAME_LINE_WIDTH, paint);// right line
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2,
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frame.bottom, frame.right - FRAME_LINE_WIDTH + 2,
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frame.bottom + FRAME_LINE_WIDTH, paint);// bottom line
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// skeetch one red line which can scan consistenly
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// paint.setColor(laserColor);
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paint.setAlpha(SCANNER_ALPHA[scannerAlpha]);
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scannerAlpha = (scannerAlpha + 1) % SCANNER_ALPHA.length;
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} else {
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if (nCropType == 0) {
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2, frame.top,
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frame.left + FRAME_LINE_WIDTH - 2 + 50, frame.top
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+ FRAME_LINE_WIDTH, paint);
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2, frame.top,
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frame.left + FRAME_LINE_WIDTH + 2, frame.top + 50,
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paint);// Top left corner
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2, frame.top,
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frame.right - FRAME_LINE_WIDTH + 2, frame.top + 50,
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paint);
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2 - 50,
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frame.top, frame.right - FRAME_LINE_WIDTH + 2,
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frame.top + FRAME_LINE_WIDTH, paint);// Top right corner
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2,
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frame.bottom - 50, frame.left + FRAME_LINE_WIDTH + 2,
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frame.bottom, paint);
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2, frame.bottom
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- FRAME_LINE_WIDTH, frame.left + FRAME_LINE_WIDTH - 2
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+ 50, frame.bottom, paint); // Left bottom
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2,
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frame.bottom - 50, frame.right - FRAME_LINE_WIDTH + 2,
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frame.bottom, paint);
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2 - 50,
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frame.bottom - FRAME_LINE_WIDTH, frame.right
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- FRAME_LINE_WIDTH - 2, frame.bottom, paint); // Right bottom
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} else if (nCropType == 1) {
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// a special device lenovo
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if (!isPortrait) {
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if (!(fourLines.ltStartX == barWidth
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&& fourLines.ltStartY == barHeight
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&& fourLines.rtStartX == barWidth
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&& fourLines.rtStartY == barHeight
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&& fourLines.lbStartX == barWidth
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&& fourLines.lbStartY == barHeight
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&& fourLines.rbStartX == barWidth && fourLines.rbStartY == barHeight)) {
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paint.setStrokeWidth(6);
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paint.setAntiAlias(true);
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float length = 3;
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canvas.drawLine(fourLines.ltStartX, fourLines.ltStartY,
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fourLines.lbStartX, fourLines.lbStartY, paint);// left line
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canvas.drawLine(fourLines.ltStartX, fourLines.ltStartY,
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fourLines.rtStartX, fourLines.rtStartY, paint);// top line
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canvas.drawLine(fourLines.rtStartX, fourLines.rtStartY,
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fourLines.rbStartX, fourLines.rbStartY, paint);// right line
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canvas.drawLine(fourLines.lbStartX, fourLines.lbStartY,
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fourLines.rbStartX, fourLines.rbStartY, paint);// bottom line
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paint.setColor(Color.argb(80, 255, 255, 255));
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Path topPath = new Path();
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topPath.moveTo(fourLines.lbStartX, fourLines.lbStartY);
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topPath.lineTo(fourLines.ltStartX, fourLines.ltStartY);
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topPath.lineTo(width, 0);
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topPath.lineTo(0, 0);
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topPath.close();// Closure
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canvas.drawPath(topPath, paint);
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Path leftPath = new Path();
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leftPath.moveTo(0, 0);
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leftPath.lineTo(fourLines.lbStartX, fourLines.lbStartY);
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leftPath.lineTo(fourLines.rbStartX, fourLines.rbStartY);
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leftPath.lineTo(0, height);
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leftPath.close();// Closure
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canvas.drawPath(leftPath, paint);
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Path rightPath = new Path();
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rightPath.moveTo(fourLines.ltStartX, fourLines.ltStartY);
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rightPath.lineTo(width, 0);
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rightPath.lineTo(width, height);
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rightPath.lineTo(fourLines.rtStartX, fourLines.rtStartY);
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rightPath.close();// Closure
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canvas.drawPath(rightPath, paint);
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Path bottomPath = new Path();
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bottomPath.moveTo(fourLines.rbStartX, fourLines.rbStartY);
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bottomPath.lineTo(fourLines.rtStartX, fourLines.rtStartY);
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bottomPath.lineTo(width, height);
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bottomPath.lineTo(0, height);
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bottomPath.close();// Closure
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canvas.drawPath(bottomPath, paint);
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} else if ((fourLines.ltStartX == barWidth
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&& fourLines.ltStartY == barHeight
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&& fourLines.rtStartX == barWidth
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&& fourLines.rtStartY == barHeight
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&& fourLines.lbStartX == barWidth
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&& fourLines.lbStartY == barHeight
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&& fourLines.rbStartX == barWidth && fourLines.rbStartY == barHeight)) {
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// a special device lenovo
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paint.setColor(Color.rgb(0, 255, 0));
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paint.setStrokeWidth(5);
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paint.setAntiAlias(true);
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paint.setStyle(Paint.Style.STROKE);
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PathEffect effects = new DashPathEffect(new float[]{10, 10, 10, 10}, 1);
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paint.setPathEffect(effects);
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Path path1 = new Path();
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path1.moveTo((int) (width * 0.2), (int) (height - 0.41004673 * width) / 2);
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path1.lineTo((int) (width * 0.85), (int) (height - 0.41004673 * width) / 2);
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path1.lineTo((int) (width * 0.85), (int) (height + 0.41004673 * width) / 2);
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path1.lineTo((int) (width * 0.2), (int) (height + 0.41004673 * width) / 2);
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path1.close();
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canvas.drawPath(path1, paint);
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paint.reset();
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}
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} else {
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if ((!(fourLines.ltStartX == barHeight
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&& fourLines.ltStartY == barWidth
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&& fourLines.rtStartX == barHeight
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&& fourLines.rtStartY == barWidth
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&& fourLines.lbStartX == barHeight
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&& fourLines.lbStartY == barWidth
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&& fourLines.rbStartX == barHeight && fourLines.rbStartY == barWidth))) {
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paint.setStrokeWidth(6);
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paint.setAntiAlias(true);
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float length = 3;
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// WriteUtil.writeLog("绘制线的四个坐标点"+(width-fourLines.ltStartY)+"::::"+fourLines.ltStartX+":::::"+(width-fourLines.lbStartY)+"::::"+fourLines.lbStartX);
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canvas.drawLine(portraitWidth - fourLines.ltStartY, fourLines.ltStartX,
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portraitWidth - fourLines.lbStartY, fourLines.lbStartX, paint);// left line
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canvas.drawLine(portraitWidth - fourLines.ltStartY, fourLines.ltStartX,
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portraitWidth - fourLines.rtStartY, fourLines.rtStartX, paint);// top line
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canvas.drawLine(portraitWidth - fourLines.rtStartY, fourLines.rtStartX,
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portraitWidth - fourLines.rbStartY, fourLines.rbStartX, paint);// right line
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canvas.drawLine(portraitWidth - fourLines.lbStartY, fourLines.lbStartX,
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portraitWidth - fourLines.rbStartY, fourLines.rbStartX, paint);// bottom line
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paint.setColor(Color.argb(80, 255, 255, 255));
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Path topPath = new Path();
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topPath.moveTo(portraitWidth - fourLines.lbStartY, fourLines.lbStartX);
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topPath.lineTo(portraitWidth - fourLines.ltStartY, fourLines.ltStartX);
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topPath.lineTo(width, 0);
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topPath.lineTo(0, 0);
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topPath.close();// Closure
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canvas.drawPath(topPath, paint);
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Path leftPath = new Path();
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leftPath.moveTo(0, 0);
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leftPath.lineTo(portraitWidth - fourLines.lbStartY, fourLines.lbStartX);
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leftPath.lineTo(portraitWidth - fourLines.rbStartY, fourLines.rbStartX);
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leftPath.lineTo(0, height);
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leftPath.close();// Closure
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canvas.drawPath(leftPath, paint);
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Path rightPath = new Path();
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rightPath.moveTo(portraitWidth - fourLines.ltStartY, fourLines.ltStartX);
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rightPath.lineTo(width, 0);
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rightPath.lineTo(width, height);
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rightPath.lineTo(portraitWidth - fourLines.rtStartY, fourLines.rtStartX);
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rightPath.close();// Closure
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canvas.drawPath(rightPath, paint);
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Path bottomPath = new Path();
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bottomPath.moveTo(portraitWidth - fourLines.rbStartY, fourLines.rbStartX);
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bottomPath.lineTo(portraitWidth - fourLines.rtStartY, fourLines.rtStartX);
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bottomPath.lineTo(width, height);
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bottomPath.lineTo(0, height);
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bottomPath.close();// Closure
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canvas.drawPath(bottomPath, paint);
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} else if ((fourLines.ltStartX == barHeight
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&& fourLines.ltStartY == barWidth
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&& fourLines.rtStartX == barHeight
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&& fourLines.rtStartY == barWidth
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&& fourLines.lbStartX == barHeight
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&& fourLines.lbStartY == barWidth
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&& fourLines.rbStartX == barHeight && fourLines.rbStartY == barWidth)) {
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paint.setColor(Color.rgb(0, 255, 0));
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paint.setStrokeWidth(5);
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paint.setAntiAlias(true);
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paint.setStyle(Paint.Style.STROKE);
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PathEffect effects = new DashPathEffect(new float[]{10, 10, 10, 10}, 1);
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paint.setPathEffect(effects);
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Path path1 = new Path();
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path1.moveTo((int) (width * 0.1), (int) (height - 1.28 * width) / 2);
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path1.lineTo((int) (width * 0.9), (int) (height - 1.28 * width) / 2);
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path1.lineTo((int) (width * 0.9), (int) (height + 1.28 * width) / 2);
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path1.lineTo((int) (width * 0.1), (int) (height + 1.28 * width) / 2);
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path1.close();// Closure
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canvas.drawPath(path1, paint);
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paint.reset();
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}
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}
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}
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if (nCropType == 0) {
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// If it tests the left part of a document, a reminder line of left will be drawn.
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if (checkLeftFrame == 1)
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2,
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frame.top, frame.left + FRAME_LINE_WIDTH + 2,
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frame.bottom, paint);// left
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// If it tests the abover part of a document, a reminder line of uppper part will be drawn.
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if (checkTopFrame == 1)
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2,
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frame.top, frame.right - FRAME_LINE_WIDTH + 2,
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frame.top + FRAME_LINE_WIDTH, paint);// top
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// If it tests the right part of a document, a reminder line of right will be drawn.
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if (checkRightFrame == 1)
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canvas.drawRect(frame.right - FRAME_LINE_WIDTH - 2,
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frame.top, frame.right - FRAME_LINE_WIDTH + 2,
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frame.bottom, paint);// right
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// If it tests the bottom part of a document, a reminder line of bottom part will be drawn.
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if (checkRightFrame == 1)
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canvas.drawRect(frame.left + FRAME_LINE_WIDTH - 2,
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frame.bottom - FRAME_LINE_WIDTH, frame.right
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- FRAME_LINE_WIDTH - 2, frame.bottom, paint); // bottom
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}
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}
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}
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}
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