diff --git a/Notes-master/Notes-master/app/src/main/java/net/micode/notes/tool/Point.java b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/tool/Point.java new file mode 100644 index 0000000..f3d8e4e --- /dev/null +++ b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/tool/Point.java @@ -0,0 +1,113 @@ +package net.micode.notes.tool; + +public class Point { + public static int BITMAP_NORMAL = 0; // 正常 + public static int BITMAP_ERROR = 1; // 错误 + public static int BITMAP_PRESS = 2; // 按下 + + //九宫格中的点的下标(即每个点代表一个值) + private String index; + //点的状态 + private int state; + //点的坐标 + private float x; + private float y; + + public Point() { + super(); + } + + public Point(int x, int y) { + this.x = x; + this.y = y; + } + + public String getIndex() { + return index; + } + + public int getState() { + return state; + } + + public float getX() { + return x; + } + + public float getY() { + return y; + } + + public void setIndex(String index) { + this.index = index; + } + + public void setState(int state) { + this.state = state; + } + + public void setX(float x) { + this.x = x; + } + + public void setY(float y) { + this.y = y; + } + + /** + * 判断屏幕上的九宫格中的点能否可以进行连线 + * + * @param a + * @param moveX + * @param moveY + * @param radius 点bitmap的半径 + * @return 布尔型 + */ + public boolean isWith(Point a, float moveX, float moveY, float radius) { + float result = (float) Math.sqrt((a.getX() - moveX) + * (a.getX() - moveX) + (a.getY() - moveY) + * (a.getY() - moveY)); + if (result < 5 * radius / 4) { + return true; + } + return false; + } + + public static float getDegrees(Point a, Point b) { + float degrees = 0; + float ax = a.getX(); + float ay = a.getY(); + float bx = b.getX(); + float by = b.getY(); + + if (ax == bx) { + if (by > ay) { + degrees = 90; + } else { + degrees = 270; + } + } else if (by == ay) { + if (ax > bx) { + degrees = 180; + } else { + degrees = 0; + } + } else { + if (ax > bx) { + if (ay > by) { // 第三象限 + degrees = 180 + (float) (Math.atan2(ay - by, ax - bx) * 180 / Math.PI); + } else { // 第二象限 + degrees = 180 - (float) (Math.atan2(by - ay, ax - bx) * 180 / Math.PI); + } + } else { + if (ay > by) { // 第四象限 + degrees = 360 - (float) (Math.atan2(ay - by, bx - ax) * 180 / Math.PI); + } else { // 第一象限 + degrees = (float) (Math.atan2(by - ay, bx - ax) * 180 / Math.PI); + } + } + } + return degrees; + } +} + diff --git a/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/LockPatternView.java b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/LockPatternView.java new file mode 100644 index 0000000..36a0937 --- /dev/null +++ b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/LockPatternView.java @@ -0,0 +1,384 @@ +package net.micode.notes.ui; + +import android.content.Context; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.graphics.Canvas; +import android.graphics.Matrix; +import android.graphics.Paint; +import android.util.AttributeSet; +import android.view.MotionEvent; +import android.view.View; + +import net.micode.notes.R; +import net.micode.notes.tool.Point; + +import java.util.ArrayList; +import java.util.List; + + +public class LockPatternView extends View { + //判断线的状态 + private static boolean isLineState = true; + //判断点是否被实例化了 + private static boolean isInitPoint = false; + //判断手指是否离开屏幕 + private static boolean isFinish = false; + //判断手指点击屏幕时是否选中了九宫格中的点 + private static boolean isSelect = false; + // 创建MyPoint的数组 + private Point[][] mPoints = new Point[3][3]; + // 声明屏幕的宽和高 + private int mScreenHeight; + private int mScreenWidth; + // 声明点线的图片的半径 + private float mPointRadius; + // 声明线的图片的高(即是半径) + private float mLineHeight; + // 声明鼠标移动的x,y坐标 + private float mMoveX, mMoveY; + // 声明屏幕上的宽和高的偏移量 + private int mScreenHeightOffSet = 0; + private int mScreenWidthOffSet = 0; + // 创建一个画笔 + private Paint mPaint = new Paint(Paint.ANTI_ALIAS_FLAG); + // 声明资源图片 + private Bitmap mBitmapNormal; + private Bitmap mBitmapPressed; + private Bitmap mBitmapError; + private Bitmap mLinePressed; + private Bitmap mLineError; + // 创建一个矩阵 + private Matrix mMatrix = new Matrix(); + // 创建MyPoint的列表 + private List mPointList = new ArrayList(); + // 实例化鼠标点 + private Point mMousePoint = new Point(); + // 用获取从activity中传过来的密码字符串 + private String mPassword = ""; + private final static String TAG = "LockPatternView"; + + private Context mContext; + private OnLockListener mListener; + + public LockPatternView(Context context, AttributeSet attrs, int defStyleAttr) { + super(context, attrs, defStyleAttr); + mContext = context; + } + + public LockPatternView(Context context, AttributeSet attrs) { + super(context, attrs); + } + + public LockPatternView(Context context) { + super(context); + } + + /** + * 画点和画线 + */ + @Override + protected void onDraw(Canvas canvas) { + super.onDraw(canvas); + if (!isInitPoint) { + initPoint(); // 先初始化 + } + + canvasPoint(canvas); // 开始画点 + + // 开始画线 + if (mPointList.size() > 0) { + Point b = null; + Point a = mPointList.get(0); + for (int i = 1; i < mPointList.size(); i++) { + b = mPointList.get(i); + canvasLine(a, b, canvas); + a = b; + } + if (!isFinish) { + canvasLine(a, mMousePoint, canvas); + } + } + } + + /** + * 手指点击手机屏幕 + */ + @Override + public boolean onTouchEvent(MotionEvent event) { + mMoveX = event.getX(); + mMoveY = event.getY(); + // 设置移动点的坐标 + mMousePoint.setX(mMoveX); + mMousePoint.setY(mMoveY); + Point mPoint = null; + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: + isLineState = true; + isFinish = false; + // 每次点击时就会将pointList中元素设置转化成正常状态 + for (int i = 0; i < mPointList.size(); i++) { + mPointList.get(i).setState(Point.BITMAP_NORMAL); + } + // 将pointList中的元素清除掉 + mPointList.clear(); + // 判断是否点中了九宫格中的点 + mPoint = getIsSelectedPoint(mMoveX, mMoveY); + if (mPoint != null) { + isSelect = true; + } + break; + case MotionEvent.ACTION_MOVE: + if (isSelect == true) { + mPoint = getIsSelectedPoint(mMoveX, mMoveY); + } + + break; + case MotionEvent.ACTION_UP: + isFinish = true; + isSelect = false; + // 规定至少要有4个点被连线才有可能是正确 + // 其他种情况都是错误的 + if (mPointList.size() >= 4) {// 正确情况 + for (int j = 0; j < mPointList.size(); j++) { + mPassword += mPointList.get(j).getIndex(); + } + //将连线后得到的密码传给activity + mListener.getStringPassword(mPassword); + mPassword = ""; + //经过activity判断传过来是否正确 + if (mListener.isPassword()) { + for (int i = 0; i < mPointList.size(); i++) { + mPointList.get(i).setState(Point.BITMAP_PRESS); + } + } else { + for (int i = 0; i < mPointList.size(); i++) { + mPointList.get(i).setState(Point.BITMAP_ERROR); + } + isLineState = false; + } + // 错误情况 + } else if (mPointList.size() < 4 && mPointList.size() > 1) { + for (int i = 0; i < mPointList.size(); i++) { + mPointList.get(i).setState(Point.BITMAP_ERROR); + } + isLineState = false; + // 如果只有一个点被点中时为正常情况 + } else if (mPointList.size() == 1) { + for (int i = 0; i < mPointList.size(); i++) { + mPointList.get(i).setState(Point.BITMAP_NORMAL); + } + } + break; + } + // 将mPoint添加到pointList中 + if (isSelect && mPoint != null) { + if (mPoint.getState() == Point.BITMAP_NORMAL) { + mPoint.setState(Point.BITMAP_PRESS); + mPointList.add(mPoint); + } + } + // 每次发生OnTouchEvent()后都刷新View + postInvalidate(); + return true; + } + + /** + * 判断九宫格中的某个点是否被点中了,或者某个点能否被连线 + * + * @param moveX + * @param moveY + * @return + */ + private Point getIsSelectedPoint(float moveX, float moveY) { + Point myPoint = null; + for (int i = 0; i < mPoints.length; i++) { + for (int j = 0; j < mPoints[i].length; j++) { + if (mPoints[i][j].isWith(mPoints[i][j], moveX, moveY, + mPointRadius)) { + myPoint = mPoints[i][j]; + } + } + } + + return myPoint; + } + + /** + * 画线 + * + * @param a 起始点 + * @param b 目的点 + * @param canvas 画布 + */ + private void canvasLine(Point a, Point b, Canvas canvas) { + // Math.sqrt(平方+平方) + float abInstance = (float) Math.sqrt( + (a.getX() - b.getX()) * (a.getX() - b.getX()) + + (a.getY() - b.getY()) * (a.getY() - b.getY()) + ); + canvas.rotate(Point.getDegrees(a, b), a.getX(), a.getY()); + + mMatrix.setScale(abInstance / mLineHeight, 1); + mMatrix.postTranslate(a.getX(), a.getY()); + if (isLineState) { + canvas.drawBitmap(mLinePressed, mMatrix, mPaint); + } else { + canvas.drawBitmap(mLineError, mMatrix, mPaint); + } + + canvas.rotate(-Point.getDegrees(a, b), a.getX(), a.getY()); + } + + /** + * 画点 + * + * @param canvas + */ + private void canvasPoint(Canvas canvas) { + for (int i = 0; i < mPoints.length; i++) { + for (int j = 0; j < mPoints[i].length; j++) { + if (mPoints[i][j]==null) { + //重启view时,new的变量被销毁,其他未被销毁,导致设置一次开启app,第二次进入时 + //isinitpoint 变量已为true,可是点实例未初始化; + initPoint(); + } + if (mPoints[i][j].getState() == Point.BITMAP_NORMAL) { + canvas.drawBitmap(mBitmapNormal, + mPoints[i][j].getX() - mPointRadius, + mPoints[i][j].getY() - mPointRadius, mPaint); + } else if (mPoints[i][j].getState() == Point.BITMAP_PRESS) { + canvas.drawBitmap(mBitmapPressed, + mPoints[i][j].getX() - mPointRadius, + mPoints[i][j].getY() - mPointRadius, mPaint); + } else { + canvas.drawBitmap(mBitmapError, + mPoints[i][j].getX() - mPointRadius, + mPoints[i][j].getY() - mPointRadius, mPaint); + } + } + } + } + + private void minitPoint(){ + /** + * 开始实例化九宫格中点 + */ + mPoints[0][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight / 4); + mPoints[0][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight / 4); + mPoints[0][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight / 4); + + mPoints[1][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight / 2); + mPoints[1][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight / 2); + mPoints[1][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight / 2); + + mPoints[2][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + mPoints[2][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + mPoints[2][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + + + // 设置九宫格中的各个index + int index = 1; + for (int i = 0; i < mPoints.length; i++) { + for (int j = 0; j < mPoints[i].length; j++) { + mPoints[i][j].setIndex(index + ""); + // 在没有任何操作的情况下默認点的状态 + mPoints[i][j].setState(Point.BITMAP_NORMAL); + index++; + } + } + } + + /** + * 实例化九宫格中所有点和所有的资源图片 + */ + private void initPoint() { + // 获取View的宽高 + mScreenWidth = getWidth(); + mScreenHeight = getHeight(); + if (mScreenHeight > mScreenWidth) { + // 获取y轴上的偏移量 + mScreenHeightOffSet = (mScreenHeight - mScreenWidth) / 2; + // 将屏幕高的变量设置成与宽相等,目的是为了new Point(x,y)时方便操作 + mScreenHeight = mScreenWidth; + } else { + // 获取x轴上的偏移量 + mScreenWidthOffSet = (mScreenWidth - mScreenHeight) / 2; + // 将屏幕宽的变量设置成与高相等,目的是为了new Point(x,y)时方便操作 + mScreenWidth = mScreenHeight; + } + + /** + * 实例化所有的资源图片 + */ + mBitmapError = BitmapFactory.decodeResource(getResources(), R.drawable.bitmap_error); + mBitmapNormal = BitmapFactory.decodeResource(getResources(), R.drawable.bitmap_normal); + mBitmapPressed = BitmapFactory.decodeResource(getResources(), R.drawable.bitmap_pressed); + mLineError = BitmapFactory.decodeResource(getResources(), R.drawable.line_error); + mLinePressed = BitmapFactory.decodeResource(getResources(), R.drawable.line_pressed); + + mPointRadius = mBitmapNormal.getWidth() / 2; + mLineHeight = mLinePressed.getHeight(); + + /** + * 开始实例化九宫格中点 + */ + mPoints[0][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight / 4); + mPoints[0][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight / 4); + mPoints[0][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight / 4); + + mPoints[1][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight / 2); + mPoints[1][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight / 2); + mPoints[1][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight / 2); + + mPoints[2][0] = new Point(mScreenWidthOffSet + mScreenWidth / 4, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + mPoints[2][1] = new Point(mScreenWidthOffSet + mScreenWidth / 2, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + mPoints[2][2] = new Point(mScreenWidthOffSet + mScreenWidth * 3 / 4, + mScreenHeightOffSet + mScreenHeight * 3 / 4); + + + // 设置九宫格中的各个index + int index = 1; + for (int i = 0; i < mPoints.length; i++) { + for (int j = 0; j < mPoints[i].length; j++) { + mPoints[i][j].setIndex(index + ""); + // 在没有任何操作的情况下默認点的状态 + mPoints[i][j].setState(Point.BITMAP_NORMAL); + index++; + } + } + + // 将isInitPoint设置为true + isInitPoint = true; + } + + public interface OnLockListener { + public void getStringPassword(String password); + + public boolean isPassword(); + } + + + public void setLockListener(OnLockListener listener) { + this.mListener = listener; + } + +} + diff --git a/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/SetLockActivity.java b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/SetLockActivity.java new file mode 100644 index 0000000..feb2bea --- /dev/null +++ b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/SetLockActivity.java @@ -0,0 +1,95 @@ +package net.micode.notes.ui; + + +import android.content.Intent; +import android.os.Bundle; +import android.support.v7.app.AppCompatActivity; +import android.view.View; +import android.widget.Button; +import android.widget.TextView; +import android.widget.Toast; + +import net.micode.notes.model.WorkingNote; +import net.micode.notes.R; +import net.micode.notes.ui.LockPatternView; + +public class SetLockActivity extends AppCompatActivity { + + private TextView mTitleTv; + private LockPatternView mLockPatternView; + // private LinearLayout mBottomLayout; + private Button mClearBtn; +// private Button mConfirmBtn; + + private String mPassword; + /** + * 是否是第一次输入密码 + */ + private boolean isFirst = true; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_set_lock); + + initViews(); + initEvents(); + } + + private void initEvents() { + mLockPatternView.setLockListener(new LockPatternView.OnLockListener() { + @Override + public void getStringPassword(String password) { + if (isFirst) { + mPassword = password; + mTitleTv.setText("再次输入手势密码"); + isFirst = false; + mClearBtn.setVisibility(View.VISIBLE); + } else { + if (password.equals(mPassword)) { + Intent pre = getIntent(); + //将密码写入数据库 + long noteId = pre.getLongExtra(Intent.EXTRA_UID, 0); + WorkingNote mWorkingNote = WorkingNote.load(SetLockActivity.this,noteId); + mWorkingNote.setPasscode(password); + boolean saved = mWorkingNote.saveNote();//保存便签 + Intent intent = new Intent(SetLockActivity.this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra("lock",0); + intent.putExtra(Intent.EXTRA_UID, noteId); + startActivity(intent); + SetLockActivity.this.finish(); + }else { + Toast.makeText(SetLockActivity.this,"两次密码不一致,请重新设置",Toast.LENGTH_SHORT).show(); + mPassword = ""; + mTitleTv.setText("设置手势密码"); + isFirst = true; + mClearBtn.setVisibility(View.GONE); + } + } + } + + @Override + public boolean isPassword() { + return false; + } + }); + + mClearBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + mPassword = ""; + isFirst = true; + mClearBtn.setVisibility(View.GONE); + } + }); + + } + + + private void initViews() { + mTitleTv = (TextView) findViewById(R.id.tv_activity_set_lock_title); + mLockPatternView = (LockPatternView) findViewById(R.id.lockView); + mClearBtn = (Button) findViewById(R.id.btn_password_clear); + } +} diff --git a/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/UnlockActivity.java b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/UnlockActivity.java new file mode 100644 index 0000000..2e9fd4a --- /dev/null +++ b/Notes-master/Notes-master/app/src/main/java/net/micode/notes/ui/UnlockActivity.java @@ -0,0 +1,58 @@ +package net.micode.notes.ui; + + +import android.annotation.SuppressLint; +import android.content.Intent; +import android.os.Bundle; +import android.support.v7.app.AppCompatActivity; +import android.widget.Toast; + +import net.micode.notes.model.WorkingNote; +import net.micode.notes.R; +import net.micode.notes.ui.LockPatternView; + +public class UnlockActivity extends AppCompatActivity { + + private LockPatternView mLockPatternView; + private String mPasswordStr; + + @SuppressLint("MissingInflatedId") + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_lock); + + mLockPatternView = (LockPatternView) findViewById(R.id.lockView); + Intent pre = getIntent(); + final Long noteId = pre.getLongExtra(Intent.EXTRA_UID, 0); + + mLockPatternView.setLockListener(new LockPatternView.OnLockListener() { + WorkingNote mWorkingNote = WorkingNote.load(UnlockActivity.this,noteId); + String password = mWorkingNote.getPasscode(); + @Override + public void getStringPassword(String password) { + mPasswordStr = password; + } + + @Override + public boolean isPassword() { + if (mPasswordStr.equals(password)) { + Toast.makeText(UnlockActivity.this, "密码正确", Toast.LENGTH_SHORT).show(); + Intent intent = new Intent(UnlockActivity.this, NoteEditActivity.class); + intent.setAction(Intent.ACTION_VIEW); + intent.putExtra("lock",0); + intent.putExtra(Intent.EXTRA_UID, noteId); + startActivity(intent); + UnlockActivity.this.finish(); + //TODO comment or not + //return true; + } else { + Toast.makeText(UnlockActivity.this, "密码不正确", Toast.LENGTH_SHORT).show(); + } + return false; + } + }); + + } + +} diff --git a/Notes-master/Notes-master/app/src/main/res/layout/activity_lock.xml b/Notes-master/Notes-master/app/src/main/res/layout/activity_lock.xml new file mode 100644 index 0000000..a85344b --- /dev/null +++ b/Notes-master/Notes-master/app/src/main/res/layout/activity_lock.xml @@ -0,0 +1,25 @@ + + + +