项目地址：https://github.com/103style/QQ6.1GestureLock
该项目是仿照当前版本的QQ手势锁，主要实现设置手势锁和检验手势锁的功能。
废话不多说 先上效果图。
主界面代码：
public class MainActivity extends AppCompatActivity implements View.OnClickListener{
public static String password;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ViewUtils.inject(this);
}
@OnClick({R.id.bt, R.id.btCheck})
@Override
public void onClick(View v) {
switch (v.getId()){
case R.id.bt:
startActivity(new Intent(MainActivity.this, SetGestureLockActivity.class));
break;
case R.id.btCheck:
if (password == null){
Toast.makeText(MainActivity.this,"请先设置手势锁",Toast.LENGTH_SHORT).show();
}else{
Intent intent = new Intent(MainActivity.this, CheckActivity.class);
intent.putExtra("password",password);
startActivity(intent);
}
break;
}
}
}
设置手势密码代码：
public class SetGestureLockActivity extends Activity {
// 手势密码点的状态
public static final int POINT_STATE_NORMAL = 0; // 正常状态
public static final int POINT_STATE_SELECTED = 1; // 按下状态
public static final int POINT_STATE_WRONG = 2; // 错误状态
@ViewInject(R.id.lock_indicator)
LockIndicator mLockIndicator;
@ViewInject(R.id.text_tip)
TextView mTextTip;
@ViewInject(R.id.gesture_container)
FrameLayout mGestureContainer;
private GestureContentView mGestureContentView;
private boolean mIsFirstInput = true;
private String mFirstPassword = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_set_gesture_lock);
ViewUtils.inject(this);
initParam();
}
private void initParam() {
mGestureContentView = new GestureContentView(this, false, "", new GestureDrawline.GestureCallBack() {
@Override
public void onGestureCodeInput(String inputCode) {
if (!isInputPassValidate(inputCode)) {
mTextTip.setText(Html.fromHtml("<font color="#c70c1e">最少链接4个点, 请重新输入</font>"));
mGestureContentView.clearDrawlineState(0L);
return;
}
if (mIsFirstInput) {
mFirstPassword = inputCode;
updateCodeList(inputCode);
mGestureContentView.clearDrawlineState(0L);
} else {
if (inputCode.equals(mFirstPassword)) {
Toast.makeText(SetGestureLockActivity.this, "设置成功", Toast.LENGTH_SHORT).show();
mGestureContentView.clearDrawlineState(0L);
MainActivity.password =mFirstPassword;
SetGestureLockActivity.this.finish();
} else {
mTextTip.setText(Html.fromHtml("<font color="#ff0000">与上一次绘制不一致，请重新绘制</font>"));
// 左右移动动画
Animation shakeAnimation = AnimationUtils.loadAnimation(SetGestureLockActivity.this, R.anim.shake);
mTextTip.startAnimation(shakeAnimation);
// 保持绘制的线，1.5秒后清除
mGestureContentView.clearDrawlineState(1300L);
}
}
mIsFirstInput = false;
}
@Override
public void checkedSuccess() {
}
@Override
public void checkedFail() {
}
});
// 设置手势解锁显示到哪个布局里面
mGestureContentView.setParentView(mGestureContainer);
updateCodeList("");
}
private void updateCodeList(String inputCode) {
// 更新选择的图案
mLockIndicator.setPath(inputCode);
}
private boolean isInputPassValidate(String inputPassword) {
if (TextUtils.isEmpty(inputPassword) || inputPassword.length() < 4) {
return false;
}
return true;
}
}
检验手势密码代码：
public class CheckActivity extends AppCompatActivity {
@ViewInject(R.id.text_tip)
TextView mTextTip;
@ViewInject(R.id.gesture_container)
FrameLayout mGestureContainer;
private GestureContentView mGestureContentView;
//设置的手势密码
private String password;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_check);
ViewUtils.inject(this);
Intent intent = getIntent();
password = intent.getStringExtra("password");
Log.e("Password", password);
initViews();
}
private void initViews() {
// 初始化一个显示各个点的viewGroup
mGestureContentView = new GestureContentView(this, true, password,
new GestureDrawline.GestureCallBack() {
@Override
public void onGestureCodeInput(String inputCode) {
}
@Override
public void checkedSuccess() {
mGestureContentView.clearDrawlineState(0L);
Toast.makeText(CheckActivity.this, "密码正确", 1000).show();
CheckActivity.this.finish();
}
@Override
public void checkedFail() {
mGestureContentView.clearDrawlineState(1300L);
mTextTip.setVisibility(View.VISIBLE);
mTextTip.setText(Html
.fromHtml("<font color="#ff0000">密码错误</font>"));
// 左右移动动画
Animation shakeAnimation = AnimationUtils.loadAnimation(CheckActivity.this, R.anim.shake);
mTextTip.startAnimation(shakeAnimation);
}
});
// 设置手势解锁显示到哪个布局里面
mGestureContentView.setParentView(mGestureContainer);
}
}
package com.hnpolice.luoxiaoke.gesturelock;
import android.widget.ImageView;
手势点的代码：
/**
* Created by Luoxiaoke on 2015/12/2 14:32.
*/
public class GesturePoint {
/**
* 左边x的值
*/
private int leftX;
/**
* 右边x的值
*/
private int rightX;
/**
* 上边y的值
*/
private int topY;
/**
* 下边y的值
*/
private int bottomY;
/**
* 这个点对应的ImageView控件
*/
private ImageView image;
/**
* 中心x值
*/
private int centerX;
/**
* 中心y值
*/
private int centerY;
/**
* 状态值
*/
private int pointState;
/**
* 代表这个Point对象代表的数字，从1开始(直接感觉从1开始)
*/
private int num;
public GesturePoint(int leftX, int rightX, int topY, int bottomY,
ImageView image, int num) {
super();
this.leftX = leftX;
this.rightX = rightX;
this.topY = topY;
this.bottomY = bottomY;
this.image = image;
this.centerX = (leftX + rightX) / 2;
this.centerY = (topY + bottomY) / 2;
this.num = num;
}
public int getLeftX() {
return leftX;
}
public void setLeftX(int leftX) {
this.leftX = leftX;
}
public int getRightX() {
return rightX;
}
public void setRightX(int rightX) {
this.rightX = rightX;
}
public int getTopY() {
return topY;
}
public void setTopY(int topY) {
this.topY = topY;
}
public int getBottomY() {
return bottomY;
}
public void setBottomY(int bottomY) {
this.bottomY = bottomY;
}
public ImageView getImage() {
return image;
}
public void setImage(ImageView image) {
this.image = image;
}
public int getCenterX() {
return centerX;
}
public void setCenterX(int centerX) {
this.centerX = centerX;
}
public int getCenterY() {
return centerY;
}
public void setCenterY(int centerY) {
this.centerY = centerY;
}
public int getPointState() {
return pointState;
}
public void setPointState(int state) {
pointState = state;
switch (state) {
case SetGestureLockActivity.POINT_STATE_NORMAL:
this.image.setBackgroundResource(R.mipmap.gesturepassward_locus_round_original);
break;
case SetGestureLockActivity.POINT_STATE_SELECTED:
this.image.setBackgroundResource(R.mipmap.gesturepassward_locus_round_click);
break;
case SetGestureLockActivity.POINT_STATE_WRONG:
this.image.setBackgroundResource(R.mipmap.gesturepassward_locus_round_wrong);
break;
default:
break;
}
}
public int getNum() {
return num;
}
public void setNum(int num) {
this.num = num;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + bottomY;
result = prime * result + ((image == null) ? 0 : image.hashCode());
result = prime * result + leftX;
result = prime * result + rightX;
result = prime * result + topY;
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
GesturePoint other = (GesturePoint) obj;
if (bottomY != other.bottomY)
return false;
if (image == null) {
if (other.image != null)
return false;
} else if (!image.equals(other.image))
return false;
if (leftX != other.leftX)
return false;
if (rightX != other.rightX)
return false;
if (topY != other.topY)
return false;
return true;
}
@Override
public String toString() {
return "Point [leftX=" + leftX + ", rightX=" + rightX + ", topY="
+ topY + ", bottomY=" + bottomY + "]";
}
}
手势密码路径绘制代码：
public class GestureDrawline extends View {
private int mov_x;// 声明起点坐标
private int mov_y;
private Paint paint;// 声明画笔
private Canvas canvas;// 画布
private Bitmap bitmap;// 位图
private List<GesturePoint> list;// 装有各个view坐标的集合
private List<Pair<GesturePoint, GesturePoint>> lineList;// 记录画过的线
private Map<String, GesturePoint> autoCheckPointMap;// 自动选中的情况点
private boolean isDrawEnable = true; // 是否允许绘制
/**
* 屏幕的宽度和高度
*/
private int[] screenDispaly;
/**
* 手指当前在哪个Point内
*/
private GesturePoint currentPoint;
/**
* 用户绘图的回调
*/
private GestureCallBack callBack;
/**
* 用户当前绘制的图形密码
*/
private StringBuilder passWordSb;
/**
* 是否为校验
*/
private boolean isVerify;
/**
* 用户传入的passWord
*/
private String passWord;
public GestureDrawline(Context context, List<GesturePoint> list, boolean isVerify,
String passWord, GestureCallBack callBack) {
super(context);
screenDispaly = AppUtil.getScreenDispaly(context);
paint = new Paint(Paint.DITHER_FLAG);// 创建一个画笔
bitmap = Bitmap.createBitmap(screenDispaly[0], screenDispaly[0], Bitmap.Config.ARGB_8888); // 设置位图的宽高
canvas = new Canvas();
canvas.setBitmap(bitmap);
paint.setStyle(Paint.Style.STROKE);// 设置非填充
paint.setStrokeWidth(10);// 笔宽5像素
paint.setColor(Color.rgb(245, 142, 33));// 设置默认连线颜色
paint.setAntiAlias(true);// 不显示锯齿
this.list = list;
this.lineList = new ArrayList<Pair<GesturePoint, GesturePoint>>();
initAutoCheckPointMap();
this.callBack = callBack;
// 初始化密码缓存
this.isVerify = isVerify;
this.passWordSb = new StringBuilder();
this.passWord = passWord;
}
private void initAutoCheckPointMap() {
autoCheckPointMap = new HashMap<String,GesturePoint>();
autoCheckPointMap.put("1,3", getGesturePointByNum(2));
autoCheckPointMap.put("1,7", getGesturePointByNum(4));
autoCheckPointMap.put("1,9", getGesturePointByNum(5));
autoCheckPointMap.put("2,8", getGesturePointByNum(5));
autoCheckPointMap.put("3,7", getGesturePointByNum(5));
autoCheckPointMap.put("3,9", getGesturePointByNum(6));
autoCheckPointMap.put("4,6", getGesturePointByNum(5));
autoCheckPointMap.put("7,9", getGesturePointByNum(8));
}
private GesturePoint getGesturePointByNum(int num) {
for (GesturePoint point : list) {
if (point.getNum() == num) {
return point;
}
}
return null;
}
// 画位图
@Override
protected void onDraw(Canvas canvas) {
// super.onDraw(canvas);
canvas.drawBitmap(bitmap, 0, 0, null);
}
// 触摸事件
@Override
public boolean onTouchEvent(MotionEvent event) {
if (isDrawEnable == false) {
// 当期不允许绘制
return true;
}
paint.setColor(Color.rgb(18, 195, 249));// 设置默认连线颜色
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
mov_x = (int) event.getX();
mov_y = (int) event.getY();
// 判断当前点击的位置是处于哪个点之内
currentPoint = getPointAt(mov_x, mov_y);
if (currentPoint != null) {
currentPoint.setPointState(SetGestureLockActivity.POINT_STATE_SELECTED);
passWordSb.append(currentPoint.getNum());
}
// canvas.drawPoint(mov_x, mov_y, paint);// 画点
invalidate();
break;
case MotionEvent.ACTION_MOVE:
clearScreenAndDrawList();
// 得到当前移动位置是处于哪个点内
GesturePoint pointAt = getPointAt((int) event.getX(), (int) event.getY());
// 代表当前用户手指处于点与点之前
if (currentPoint == null && pointAt == null) {
return true;
} else {// 代表用户的手指移动到了点上
if (currentPoint == null) {// 先判断当前的point是不是为null
// 如果为空，那么把手指移动到的点赋值给currentPoint
currentPoint = pointAt;
// 把currentPoint这个点设置选中为true;
currentPoint.setPointState(SetGestureLockActivity.POINT_STATE_SELECTED);
passWordSb.append(currentPoint.getNum());
}
}
if (pointAt == null || currentPoint.equals(pointAt) || SetGestureLockActivity.POINT_STATE_SELECTED == pointAt.getPointState()) {
// 点击移动区域不在圆的区域，或者当前点击的点与当前移动到的点的位置相同，或者当前点击的点处于选中状态
// 那么以当前的点中心为起点，以手指移动位置为终点画线
canvas.drawLine(currentPoint.getCenterX(), currentPoint.getCenterY(), event.getX(), event.getY(), paint);// 画线
} else {
// 如果当前点击的点与当前移动到的点的位置不同
// 那么以前前点的中心为起点，以手移动到的点的位置画线
canvas.drawLine(currentPoint.getCenterX(), currentPoint.getCenterY(), pointAt.getCenterX(), pointAt.getCenterY(), paint);// 画线
pointAt.setPointState(SetGestureLockActivity.POINT_STATE_SELECTED);
// 判断是否中间点需要选中
GesturePoint betweenPoint = getBetweenCheckPoint(currentPoint, pointAt);
if (betweenPoint != null && SetGestureLockActivity.POINT_STATE_SELECTED != betweenPoint.getPointState()) {
// 存在中间点并且没有被选中
Pair<GesturePoint, GesturePoint> pair1 = new Pair<GesturePoint, GesturePoint>(currentPoint, betweenPoint);
lineList.add(pair1);
passWordSb.append(betweenPoint.getNum());
Pair<GesturePoint, GesturePoint> pair2 = new Pair<GesturePoint, GesturePoint>(betweenPoint, pointAt);
lineList.add(pair2);
passWordSb.append(pointAt.getNum());
// 设置中间点选中
betweenPoint.setPointState(SetGestureLockActivity.POINT_STATE_SELECTED);
// 赋值当前的point;
currentPoint = pointAt;
} else {
Pair<GesturePoint, GesturePoint> pair = new Pair<GesturePoint, GesturePoint>(currentPoint, pointAt);
lineList.add(pair);
passWordSb.append(pointAt.getNum());
// 赋值当前的point;
currentPoint = pointAt;
}
}
invalidate();
break;
case MotionEvent.ACTION_UP:// 当手指抬起的时候
if (isVerify) {
// 手势密码校验
// 清掉屏幕上所有的线，只画上集合里面保存的线
if (passWord.equals(passWordSb.toString())) {
// 代表用户绘制的密码手势与传入的密码相同
callBack.checkedSuccess();
} else {
// 用户绘制的密码与传入的密码不同。
callBack.checkedFail();
}
} else {
callBack.onGestureCodeInput(passWordSb.toString());
}
break;
default:
break;
}
return true;
}
/**
* 指定时间去清除绘制的状态
* @param delayTime 延迟执行时间
*/
public void clearDrawlineState(long delayTime) {
if (delayTime > 0) {
// 绘制红色提示路线
isDrawEnable = false;
drawErrorPathTip();
}
new Handler().postDelayed(new clearStateRunnable(), delayTime);
}
/**
* 清除绘制状态的线程
*/
final class clearStateRunnable implements Runnable {
public void run() {
// 重置passWordSb
passWordSb = new StringBuilder();
// 清空保存点的集合
lineList.clear();
// 重新绘制界面
clearScreenAndDrawList();
for (GesturePoint p : list) {
p.setPointState(SetGestureLockActivity.POINT_STATE_NORMAL);
}
invalidate();
isDrawEnable = true;
}
}
/**
* 通过点的位置去集合里面查找这个点是包含在哪个Point里面的
*
* @param x
* @param y
* @return 如果没有找到，则返回null，代表用户当前移动的地方属于点与点之间
*/
private GesturePoint getPointAt(int x, int y) {
for (GesturePoint point : list) {
// 先判断x
int leftX = point.getLeftX();
int rightX = point.getRightX();
if (!(x >= leftX && x < rightX)) {
// 如果为假，则跳到下一个对比
continue;
}
int topY = point.getTopY();
int bottomY = point.getBottomY();
if (!(y >= topY && y < bottomY)) {
// 如果为假，则跳到下一个对比
continue;
}
// 如果执行到这，那么说明当前点击的点的位置在遍历到点的位置这个地方
return point;
}
return null;
}
private GesturePoint getBetweenCheckPoint(GesturePoint pointStart, GesturePoint pointEnd) {
int startNum = pointStart.getNum();
int endNum = pointEnd.getNum();
String key = null;
if (startNum < endNum) {
key = startNum + "," + endNum;
} else {
key = endNum + "," + startNum;
}
return autoCheckPointMap.get(key);
}
/**
* 清掉屏幕上所有的线，然后画出集合里面的线
*/
private void clearScreenAndDrawList() {
canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
for (Pair<GesturePoint, GesturePoint> pair : lineList) {
canvas.drawLine(pair.first.getCenterX(), pair.first.getCenterY(),
pair.second.getCenterX(), pair.second.getCenterY(), paint);// 画线
}
}
/**
* 校验错误/两次绘制不一致提示
*/
private void drawErrorPathTip() {
canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
paint.setColor(Color.rgb(255,0,0));// 设置默认线路颜色
for (Pair<GesturePoint, GesturePoint> pair : lineList) {
pair.first.setPointState(SetGestureLockActivity.POINT_STATE_WRONG);
pair.second.setPointState(SetGestureLockActivity.POINT_STATE_WRONG);
canvas.drawLine(pair.first.getCenterX(), pair.first.getCenterY(),
pair.second.getCenterX(), pair.second.getCenterY(), paint);// 画线
}
invalidate();
}
public interface GestureCallBack {
/**
* 用户设置/输入了手势密码
*/
public abstract void onGestureCodeInput(String inputCode);
/**
* 代表用户绘制的密码与传入的密码相同
*/
public abstract void checkedSuccess();
/**
* 代表用户绘制的密码与传入的密码不相同
*/
public abstract void checkedFail();
}
}
手势密码图案提示代码：
public class LockIndicator extends View {
private int numRow = 3; // 行
private int numColum = 3; // 列
private int patternWidth = 40;
private int patternHeight = 40;
private int f = 5;
private int g = 5;
private int strokeWidth = 3;
private Paint paint = null;
private Drawable patternNoraml = null;
private Drawable patternPressed = null;
private String lockPassStr; // 手势密码
public LockIndicator(Context paramContext) {
super(paramContext);
}
public LockIndicator(Context paramContext, AttributeSet paramAttributeSet) {
super(paramContext, paramAttributeSet, 0);
paint = new Paint();
paint.setAntiAlias(true);
paint.setStrokeWidth(strokeWidth);
paint.setStyle(Paint.Style.STROKE);
patternNoraml = getResources().getDrawable(R.mipmap.gesturepasswar_original);
patternPressed = getResources().getDrawable(R.mipmap.gesturepassward_click);
if (patternPressed != null) {
patternWidth = patternPressed.getIntrinsicWidth();
patternHeight = patternPressed.getIntrinsicHeight();
this.f = (patternWidth / 4);
this.g = (patternHeight / 4);
patternPressed.setBounds(0, 0, patternWidth, patternHeight);
patternNoraml.setBounds(0, 0, patternWidth, patternHeight);
}
}
@Override
protected void onDraw(Canvas canvas) {
if ((patternPressed == null) || (patternNoraml == null)) {
return;
}
// 绘制3*3的图标
for (int i = 0; i < numRow; i++) {
for (int j = 0; j < numColum; j++) {
paint.setColor(-16777216);
int i1 = j * patternHeight + j * this.g;
int i2 = i * patternWidth + i * this.f;
canvas.save();
canvas.translate(i1, i2);
String curNum = String.valueOf(numColum * i + (j + 1));
if (!TextUtils.isEmpty(lockPassStr)) {
if (lockPassStr.indexOf(curNum) == -1) {
// 未选中
patternNoraml.draw(canvas);
} else {
// 被选中
patternPressed.draw(canvas);
}
} else {
// 重置状态
patternNoraml.draw(canvas);
}
canvas.restore();
}
}
}
@Override
protected void onMeasure(int paramInt1, int paramInt2) {
if (patternPressed != null)
setMeasuredDimension(numColum * patternHeight + this.g
* (-1 + numColum), numRow * patternWidth + this.f
* (-1 + numRow));
}
/**
* 请求重新绘制
* @param paramString 手势密码字符序列
*/
public void setPath(String paramString) {
lockPassStr = paramString;
invalidate();
}
}
手势密码容器类代码：
public class GestureContentView extends ViewGroup {
private int baseNum = 6;
private int[] screenDispaly;
/**
* 每个点区域的宽度
*/
private int blockWidth;
/**
* 声明一个集合用来封装坐标集合
*/
private List<GesturePoint> list;
private Context context;
private boolean isVerify;
private GestureDrawline gestureDrawline;
/**
* 包含9个ImageView的容器，初始化
*
* @param context
* @param isVerify 是否为校验手势密码
* @param passWord 用户传入密码
* @param callBack 手势绘制完毕的回调
*/
public GestureContentView(Context context, boolean isVerify, String passWord, GestureDrawline.GestureCallBack callBack) {
super(context);
screenDispaly = AppUtil.getScreenDispaly(context);
blockWidth = screenDispaly[0] / 3;
this.list = new ArrayList<GesturePoint>();
this.context = context;
this.isVerify = isVerify;
// 添加9个图标
addChild();
// 初始化一个可以画线的view
gestureDrawline = new GestureDrawline(context, list, isVerify, passWord, callBack);
}
private void addChild() {
for (int i = 0; i < 9; i++) {
ImageView image = new ImageView(context);
image.setBackgroundResource(R.mipmap.gesturepassward_locus_round_original);
this.addView(image);
invalidate();
// 第几行
int row = i / 3;
// 第几列
int col = i % 3;
// 定义点的每个属性
int leftX = col * blockWidth + blockWidth / baseNum;
int topY = row * blockWidth + blockWidth / baseNum;
int rightX = col * blockWidth + blockWidth - blockWidth / baseNum;
int bottomY = row * blockWidth + blockWidth - blockWidth / baseNum;
GesturePoint p = new GesturePoint(leftX, rightX, topY, bottomY, image, i + 1);
this.list.add(p);
}
}
public void setParentView(ViewGroup parent) {
// 得到屏幕的宽度
int width = screenDispaly[0];
LayoutParams layoutParams = new LayoutParams(width, width);
this.setLayoutParams(layoutParams);
gestureDrawline.setLayoutParams(layoutParams);
parent.addView(gestureDrawline);
parent.addView(this);
}
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
for (int i = 0; i < getChildCount(); i++) {
//第几行
int row = i / 3;
//第几列
int col = i % 3;
View v = getChildAt(i);
v.layout(col * blockWidth + blockWidth / baseNum, row * blockWidth + blockWidth / baseNum,
col * blockWidth + blockWidth - blockWidth / baseNum, row * blockWidth + blockWidth - blockWidth / baseNum);
}
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
// 遍历设置每个子view的大小
for (int i = 0; i < getChildCount(); i++) {
View v = getChildAt(i);
v.measure(widthMeasureSpec, heightMeasureSpec);
}
}
/**
* 保留路径delayTime时间长
*
* @param delayTime
*/
public void clearDrawlineState(long delayTime) {
gestureDrawline.clearDrawlineState(delayTime);
}
}