src\MyApplication\app\src\main\java\com\example\administrator\myapplication\widget\CircleImageView.java

This commit is contained in:
zhangnaifu15 2018-05-09 10:23:36 +08:00
parent bb62c8e1b0
commit 764b82cf7a
4 changed files with 1302 additions and 0 deletions

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package com.example.administrator.myapplication.widget;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.BitmapShader;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.RectF;
import android.graphics.Shader;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.ImageView;
import com.example.administrator.myapplication.R;
/**
* 圆形ImageView组件
*
*/
public class CircleImageView extends ImageView {
private static final ScaleType SCALE_TYPE = ScaleType.CENTER_CROP;
private static final Bitmap.Config BITMAP_CONFIG = Bitmap.Config.ARGB_8888;
private static final int COLORDRAWABLE_DIMENSION = 1;
private static final int DEFAULT_BORDER_WIDTH = 0;
private static final int DEFAULT_BORDER_COLOR = Color.BLACK;
private final RectF mDrawableRect = new RectF();
private final RectF mBorderRect = new RectF();
private final Matrix mShaderMatrix = new Matrix();
private final Paint mBitmapPaint = new Paint();
private final Paint mBorderPaint = new Paint();
private int mBorderColor = DEFAULT_BORDER_COLOR;
private int mBorderWidth = DEFAULT_BORDER_WIDTH;
private Bitmap mBitmap;
private BitmapShader mBitmapShader;
private int mBitmapWidth;
private int mBitmapHeight;
private float mDrawableRadius;
private float mBorderRadius;
private boolean mReady;
private boolean mSetupPending;
//默认显示圆形
private boolean isDisplayCircle = true;
public CircleImageView(Context context) {
this(context, null);
}
public CircleImageView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public CircleImageView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
super.setScaleType(SCALE_TYPE);
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CircleImageView, defStyle, 0);
mBorderWidth = a.getDimensionPixelSize(R.styleable.CircleImageView_border_width, DEFAULT_BORDER_WIDTH);
mBorderColor = a.getColor(R.styleable.CircleImageView_border_color, DEFAULT_BORDER_COLOR);
a.recycle();
mReady = true;
if (mSetupPending) {
setup();
mSetupPending = false;
}
}
@Override
public ScaleType getScaleType() {
return SCALE_TYPE;
}
@Override
public void setScaleType(ScaleType scaleType) {
if (scaleType != SCALE_TYPE) {
throw new IllegalArgumentException(String.format("ScaleType %s not supported.", scaleType));
}
}
@Override
protected void onDraw(Canvas canvas) {
if(!isDisplayCircle) {
super.onDraw(canvas);
return;
}
if (getDrawable() == null) {
return;
}
canvas.drawCircle(getWidth() / 2, getHeight() / 2, mDrawableRadius, mBitmapPaint);
if(mBorderWidth != 0){
canvas.drawCircle(getWidth() / 2, getHeight() / 2, mBorderRadius, mBorderPaint);
}
}
@Override
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
super.onSizeChanged(w, h, oldw, oldh);
setup();
}
public void setDisplayCircle(boolean isDisplayCircle) {
this.isDisplayCircle = isDisplayCircle;
}
public int getBorderColor() {
return mBorderColor;
}
public void setBorderColor(int borderColor) {
if (borderColor == mBorderColor) {
return;
}
mBorderColor = borderColor;
mBorderPaint.setColor(mBorderColor);
invalidate();
}
public int getBorderWidth() {
return mBorderWidth;
}
public void setBorderWidth(int borderWidth) {
if (borderWidth == mBorderWidth) {
return;
}
mBorderWidth = borderWidth;
setup();
}
@Override
public void setImageBitmap(Bitmap bm) {
super.setImageBitmap(bm);
mBitmap = bm;
setup();
}
@Override
public void setImageDrawable(Drawable drawable) {
super.setImageDrawable(drawable);
mBitmap = getBitmapFromDrawable(drawable);
setup();
}
@Override
public void setImageResource(int resId) {
super.setImageResource(resId);
mBitmap = getBitmapFromDrawable(getDrawable());
setup();
}
private Bitmap getBitmapFromDrawable(Drawable drawable) {
if (drawable == null) {
return null;
}
if (drawable instanceof BitmapDrawable) {
return ((BitmapDrawable) drawable).getBitmap();
}
try {
Bitmap bitmap;
if (drawable instanceof ColorDrawable) {
bitmap = Bitmap.createBitmap(COLORDRAWABLE_DIMENSION, COLORDRAWABLE_DIMENSION, BITMAP_CONFIG);
} else {
bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), BITMAP_CONFIG);
}
Canvas canvas = new Canvas(bitmap);
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
return bitmap;
} catch (OutOfMemoryError e) {
return null;
}
}
private void setup() {
if (!mReady) {
mSetupPending = true;
return;
}
if (mBitmap == null) {
return;
}
mBitmapShader = new BitmapShader(mBitmap, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
mBitmapPaint.setAntiAlias(true);
mBitmapPaint.setShader(mBitmapShader);
mBorderPaint.setStyle(Paint.Style.STROKE);
mBorderPaint.setAntiAlias(true);
mBorderPaint.setColor(mBorderColor);
mBorderPaint.setStrokeWidth(mBorderWidth);
mBitmapHeight = mBitmap.getHeight();
mBitmapWidth = mBitmap.getWidth();
mBorderRect.set(0, 0, getWidth(), getHeight());
mBorderRadius = Math.min((mBorderRect.height() - mBorderWidth) / 2, (mBorderRect.width() - mBorderWidth) / 2);
mDrawableRect.set(mBorderWidth, mBorderWidth, mBorderRect.width() - mBorderWidth, mBorderRect.height() - mBorderWidth);
mDrawableRadius = Math.min(mDrawableRect.height() / 2, mDrawableRect.width() / 2);
updateShaderMatrix();
invalidate();
}
private void updateShaderMatrix() {
float scale;
float dx = 0;
float dy = 0;
mShaderMatrix.set(null);
if (mBitmapWidth * mDrawableRect.height() > mDrawableRect.width() * mBitmapHeight) {
scale = mDrawableRect.height() / (float) mBitmapHeight;
dx = (mDrawableRect.width() - mBitmapWidth * scale) * 0.5f;
} else {
scale = mDrawableRect.width() / (float) mBitmapWidth;
dy = (mDrawableRect.height() - mBitmapHeight * scale) * 0.5f;
}
mShaderMatrix.setScale(scale, scale);
mShaderMatrix.postTranslate((int) (dx + 0.5f) + mBorderWidth, (int) (dy + 0.5f) + mBorderWidth);
mBitmapShader.setLocalMatrix(mShaderMatrix);
}
}

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package com.example.administrator.myapplication.widget;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.os.Handler;
import android.os.Vibrator;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewTreeObserver;
import android.view.ViewTreeObserver.OnPreDrawListener;
import android.view.WindowManager;
import android.view.animation.AccelerateDecelerateInterpolator;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.ListAdapter;
import java.util.LinkedList;
import java.util.List;
/**
* 感谢这篇博客的作者http://blog.csdn.net/xiaanming/article/details/17718579<br>
* 在这个基础上解决了原作者的问题:Adapter无法使用ViewHolder优化的问题优化了手势识别率并添加了trashView功能
* 优化自定义控件对外扩展性解决在上下拉环境下手势冲突问题<br>
*
*
*/
public class HTQDragGridView extends GridView {
private long dragResponseMS = 700; // item长按响应的时间
private int mDragPosition;// 正在拖拽的position
private boolean isDrag = false; // 是否可以拖拽用于控件内部逻辑实现
private boolean canDrag = true; // 是否可用拖拽主要用于外部开放设置
private boolean mAnimationEnd = true;
private int mDownX;
private int mDownY;
private int moveX;
private int moveY;
private View mStartDragItemView = null; // 刚开始拖拽的item对应的View
private ImageView mDragImageView; // 用于拖拽时显示的幻影镜像
private Bitmap mDragBitmap; // 幻影镜像对应的Bitmap
private View mTrashView; // 删除item的垃圾桶图标
private final Vibrator mVibrator; // 震动器
private final int mStatusHeight;// 状态栏的高度
private final WindowManager mWindowManager;
private WindowManager.LayoutParams mWindowLayoutParams; // item镜像的布局参数
private int mPoint2ItemTop; // 按下的点到所在item的上边缘的距离
private int mPoint2ItemLeft;
private int mOffset2Top; // DragGridView距离屏幕顶部的偏移量
private int mOffset2Left;
private int mDownScrollBorder; // DragGridView自动向下滚动的边界值
private int mUpScrollBorder; // DragGridView自动向上滚动的边界值
private DragGridBaseAdapter mDragAdapter;
private int mNumColumns;
private int mColumnWidth;
private boolean mNumColumnsSet;
private int mHorizontalSpacing;
private static final int speed = 20; // DragGridView自动滚动的速度
private static final int MOVE_OFFSET = 25;
private boolean moved = false;
public static final int HANDLE_START = 0x3587;
public static final int HANDLE_CANCLE = 0x3588;
public static final int HANDLE_FINISH = 0x3589;
private static OnMoveListener moveListener; // 拖拽开始与结束监听器
private OnDeleteListener deleteListener; // 移动到垃圾桶时的监听器
private final TouchRect moveRect = new TouchRect();
private final TouchRect gridRect = new TouchRect();
private final TouchRect trashRect = new TouchRect();
public HTQDragGridView(Context context) {
this(context, null);
}
public HTQDragGridView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public HTQDragGridView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
mVibrator = (Vibrator) context
.getSystemService(Context.VIBRATOR_SERVICE);
mWindowManager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
mStatusHeight = getStatusHeight(context); // 获取状态栏的高度
if (!mNumColumnsSet) {
mNumColumns = AUTO_FIT;
}
}
/**
* 获取状态栏的高度
*
* @param context
* @return
*/
private static int getStatusHeight(Context context) {
int statusHeight = 0;
Rect localRect = new Rect();
((Activity) context).getWindow().getDecorView()
.getWindowVisibleDisplayFrame(localRect);
statusHeight = localRect.top;
if (0 == statusHeight) {
Class<?> localClass;
try {
localClass = Class.forName("com.android.internal.R$dimen");
Object localObject = localClass.newInstance();
int i5 = Integer.parseInt(localClass
.getField("status_bar_height").get(localObject)
.toString());
statusHeight = context.getResources().getDimensionPixelSize(i5);
} catch (Exception e) {
e.printStackTrace();
}
}
return statusHeight;
}
private static final Handler mHandler = new Handler() {
@Override
public void handleMessage(android.os.Message msg) {
if (moveListener != null) {
if (msg.what == HANDLE_START) {
moveListener.startMove();
} else if (msg.what == HANDLE_FINISH) {
moveListener.finishMove();
} else if (msg.what == HANDLE_CANCLE) {
moveListener.cancleMove();
}
}
};
};
// 用来处理是否为长按的Runnable
private final Runnable mLongClickRunnable = new Runnable() {
@Override
public void run() {
if (!canDrag) {
return;
}
isDrag = true; // 设置可以拖拽
moved = true;
mHandler.sendEmptyMessage(HANDLE_START);
mVibrator.vibrate(50); // 震动一下
mStartDragItemView.setVisibility(View.INVISIBLE);// 隐藏该item
createDragImage(mDragBitmap, mDownX, mDownY);
mDragBitmap = null;
}
};
/**
* 若设置为AUTO_FIT计算有多少列
*/
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
if (mNumColumns == AUTO_FIT) {
int numFittedColumns = 1; // 可用列
if (mColumnWidth > 0) {
int gridWidth = Math.max(MeasureSpec.getSize(widthMeasureSpec)
- getPaddingLeft() - getPaddingRight(), 0);
numFittedColumns = gridWidth / mColumnWidth;
if (numFittedColumns > 0) {
while (numFittedColumns != 1) {
if (numFittedColumns * mColumnWidth
+ (numFittedColumns - 1) * mHorizontalSpacing > gridWidth) {
numFittedColumns--;
} else {
break;
}
}
}
} else {
numFittedColumns = 2;
}
mNumColumns = numFittedColumns;
}
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
initRecord();
}
/**
* 初始化坐标数据
*/
private void initRecord() {
gridRect.left = this.getLeft();
gridRect.right = this.getRight();
gridRect.top = this.getTop();
gridRect.bottom = this.getBottom();
if (mTrashView != null) {
trashRect.left = mTrashView.getLeft();
trashRect.right = mTrashView.getRight();
trashRect.bottom = mTrashView.getBottom();
trashRect.top = mTrashView.getTop();
}
}
/******************** preference method ********************/
@Override
public void setAdapter(ListAdapter adapter) {
super.setAdapter(adapter);
if (adapter instanceof DragGridBaseAdapter) {
mDragAdapter = (DragGridBaseAdapter) adapter;
} else {
throw new IllegalStateException(
"the adapter must be implements DragGridAdapter");
}
}
@Override
public void setNumColumns(int numColumns) {
super.setNumColumns(numColumns);
mNumColumnsSet = true;
this.mNumColumns = numColumns;
}
@Override
public void setColumnWidth(int columnWidth) {
super.setColumnWidth(columnWidth);
mColumnWidth = columnWidth;
}
@Override
public void setHorizontalSpacing(int horizontalSpacing) {
super.setHorizontalSpacing(horizontalSpacing);
this.mHorizontalSpacing = horizontalSpacing;
}
/**
* 设置响应拖拽的毫秒数默认是700毫秒
*
* @param dragResponseMS
*/
public void setDragResponseMS(long dragResponseMS) {
this.dragResponseMS = dragResponseMS;
}
public void setOnDeleteListener(OnDeleteListener l) {
this.deleteListener = l;
}
public void setTrashView(View trashView) {
this.mTrashView = trashView;
}
public void setDragEnable(boolean isDrag) {
this.canDrag = isDrag;
if (canDrag) {
mHandler.removeCallbacks(mLongClickRunnable);
}
}
/******************** touch method ********************/
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
if (canDrag) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
mDownX = (int) ev.getX();
mDownY = (int) ev.getY();
moveRect.left = mDownX - MOVE_OFFSET;
moveRect.right = mDownX + MOVE_OFFSET;
moveRect.top = mDownY - MOVE_OFFSET;
moveRect.bottom = mDownY + MOVE_OFFSET;
// 根据按下的X,Y坐标获取所点击item的position
mDragPosition = pointToPosition(mDownX, mDownY);
if (mDragPosition == AdapterView.INVALID_POSITION) {
return super.dispatchTouchEvent(ev);
}
// 使用Handler延迟dragResponseMS执行mLongClickRunnable
mHandler.postDelayed(mLongClickRunnable, dragResponseMS);
// 根据position获取该item所对应的View
mStartDragItemView = getChildAt(mDragPosition
- getFirstVisiblePosition());
mPoint2ItemTop = mDownY - mStartDragItemView.getTop();
mPoint2ItemLeft = mDownX - mStartDragItemView.getLeft();
mOffset2Top = (int) (ev.getRawY() - mDownY);
mOffset2Left = (int) (ev.getRawX() - mDownX);
// 获取DragGridView自动向上滚动的偏移量小于这个值DragGridView向下滚动
mDownScrollBorder = getHeight() / 5;
// 大于这个值DragGridView向上滚动
mUpScrollBorder = getHeight() * 4 / 5;
// 开启mDragItemView绘图缓存
mStartDragItemView.setDrawingCacheEnabled(true);
// 获取mDragItemView在缓存中的Bitmap对象
mDragBitmap = Bitmap.createBitmap(mStartDragItemView
.getDrawingCache());
// 这一步很关键释放绘图缓存避免出现重复的镜像
mStartDragItemView.destroyDrawingCache();
break;
case MotionEvent.ACTION_MOVE:
// 如果我们在按下的item上面移动只要不超过item的边界我们就不移除mRunnable
if (!isTouchInItem(moveRect, ev.getX(), ev.getY())) {
mHandler.removeCallbacks(mLongClickRunnable);
}
break;
case MotionEvent.ACTION_UP:
mHandler.removeCallbacks(mScrollRunnable);
mHandler.removeCallbacks(mLongClickRunnable);
if (moved && getAdapter().getCount() > 0) {
mHandler.sendEmptyMessage(HANDLE_FINISH);
} else {
mHandler.sendEmptyMessage(HANDLE_CANCLE);
}
moved = false;
break;
}
}
return super.dispatchTouchEvent(ev);
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
if (isDrag && canDrag && mDragImageView != null) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
initRecord();
break;
case MotionEvent.ACTION_MOVE:
moveX = (int) ev.getX();
moveY = (int) ev.getY();
onDragItem(moveX, moveY);// 拖动item
if (mTrashView != null) {
if (inTrash(moveX, moveY)) {
mTrashView.setScaleX(1.7f);
mTrashView.setScaleY(1.7f);
} else {
mTrashView.setScaleX(1f);
mTrashView.setScaleY(1f);
}
}
break;
case MotionEvent.ACTION_UP:
onStopDrag();
isDrag = false;
if (deleteListener != null && inTrash(ev.getX(), ev.getY())) {
deleteListener.onDelete(mDragPosition);
}
break;
}
return true;
}
return super.onTouchEvent(ev);
}
/**
* 是否点击在GridView的item上面
*
* @param x
* @param y
* @return
*/
private boolean isTouchInItem(TouchRect moveRect, float x, float y) {
// 防止手抖的处理如果是横向在item上移动是没有影响的
// 但是纵向由于外层上下拉控件还是会有影响具体解决请看NoteBookFragment类中的mSwipeRefreshLayout.setOnTouchListener方法
if (x < moveRect.right && x > moveRect.left && y < moveRect.bottom
&& y > moveRect.top) {
return true;
} else {
return false;
}
}
/**
* 创建拖动的镜像
*
* @param bitmap
* @param downX
* 按下的点相对父控件的X坐标
* @param downY
* 按下的点相对父控件的X坐标
*/
private void createDragImage(Bitmap bitmap, int downX, int downY) {
mWindowLayoutParams = new WindowManager.LayoutParams();
mWindowLayoutParams.format = PixelFormat.TRANSLUCENT; // 图片之外的其他地方透明
mWindowLayoutParams.gravity = Gravity.TOP | Gravity.LEFT;
mWindowLayoutParams.x = downX - mPoint2ItemLeft + mOffset2Left;
mWindowLayoutParams.y = downY - mPoint2ItemTop + mOffset2Top
- mStatusHeight;
mWindowLayoutParams.alpha = 0.55f; // 透明度
mWindowLayoutParams.width = WindowManager.LayoutParams.WRAP_CONTENT;
mWindowLayoutParams.height = WindowManager.LayoutParams.WRAP_CONTENT;
mWindowLayoutParams.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
mDragImageView = new ImageView(getContext());
mDragImageView.setImageBitmap(bitmap);
mWindowManager.addView(mDragImageView, mWindowLayoutParams);
}
/**
* 从界面上面移动拖动镜像
*/
private void removeDragImage() {
if (mDragImageView != null) {
mWindowManager.removeView(mDragImageView);
mDragImageView = null;
}
}
/**
* 拖动item在里面实现了item镜像的位置更新item的相互交换以及GridView的自行滚动
*
* @param moveX
* @param moveY
*/
private void onDragItem(int moveX, int moveY) {
mWindowLayoutParams.x = moveX - mPoint2ItemLeft + mOffset2Left;
mWindowLayoutParams.y = moveY - mPoint2ItemTop + mOffset2Top
- mStatusHeight;
mWindowManager.updateViewLayout(mDragImageView, mWindowLayoutParams); // 更新镜像的位置
onSwapItem(moveX, moveY);
// GridView自动滚动
mHandler.post(mScrollRunnable);
}
/**
* 手指当前处于垃圾桶图标上
*
* @param x
* @param y
* @return
*/
private boolean inTrash(float x, float y) {
x += gridRect.left;
y += gridRect.top;
if (x > trashRect.left && x < trashRect.right && y > trashRect.top
&& y < trashRect.bottom) {
if (mHandler != null && mScrollRunnable != null) {
mHandler.removeCallbacks(mScrollRunnable);
}
if (mDragImageView != null) {
mDragImageView.setScaleX(0.6f);
mDragImageView.setScaleY(0.6f);
}
return true;
} else {
if (mDragImageView != null) {
mDragImageView.setScaleX(1f);
mDragImageView.setScaleY(1f);
}
return false;
}
}
/**
* 当moveY的值大于向上滚动的边界值触发GridView自动向上滚动 当moveY的值小于向下滚动的边界值触发GridView自动向下滚动
* 否则不进行滚动
*/
private final Runnable mScrollRunnable = new Runnable() {
@Override
public void run() {
int scrollY;
if (getFirstVisiblePosition() == 0
|| getLastVisiblePosition() == getCount() - 1) {
mHandler.removeCallbacks(mScrollRunnable);
}
if (moveY > mUpScrollBorder) {
scrollY = speed;
mHandler.postDelayed(mScrollRunnable, 25);
} else if (moveY < mDownScrollBorder) {
scrollY = -speed;
mHandler.postDelayed(mScrollRunnable, 25);
} else {
scrollY = 0;
mHandler.removeCallbacks(mScrollRunnable);
}
smoothScrollBy(scrollY, 10);
}
};
/**
* 交换item,并且控制item之间的显示与隐藏效果
*
* @param moveX
* @param moveY
*/
private void onSwapItem(int moveX, int moveY) {
// 获取我们手指移动到的那个item的position
final int tempPosition = pointToPosition(moveX, moveY);
// 假如tempPosition 改变了并且tempPosition不等于-1,则进行交换
if (tempPosition != mDragPosition
&& tempPosition != AdapterView.INVALID_POSITION
&& mAnimationEnd) {
mDragAdapter.reorderItems(mDragPosition, tempPosition);
mDragAdapter.setHideItem(tempPosition);
final ViewTreeObserver observer = getViewTreeObserver();
observer.addOnPreDrawListener(new OnPreDrawListener() {
@Override
public boolean onPreDraw() {
observer.removeOnPreDrawListener(this);
animateReorder(mDragPosition, tempPosition);
mDragPosition = tempPosition;
return true;
}
});
}
}
/**
* 创建移动动画
*
* @param view
* @param startX
* @param endX
* @param startY
* @param endY
* @return
*/
private AnimatorSet createTranslationAnimations(View view, float startX,
float endX, float startY, float endY) {
ObjectAnimator animX = ObjectAnimator.ofFloat(view, "translationX",
startX, endX);
ObjectAnimator animY = ObjectAnimator.ofFloat(view, "translationY",
startY, endY);
AnimatorSet animSetXY = new AnimatorSet();
animSetXY.playTogether(animX, animY);
return animSetXY;
}
/**
* item的交换动画效果
*
* @param oldPosition
* @param newPosition
*/
private void animateReorder(final int oldPosition, final int newPosition) {
boolean isForward = newPosition > oldPosition;
List<Animator> resultList = new LinkedList<Animator>();
if (isForward) {
for (int pos = oldPosition; pos < newPosition; pos++) {
View view = getChildAt(pos - getFirstVisiblePosition());
if (view == null) {
continue;
}
if ((pos + 1) % mNumColumns == 0) {
resultList.add(createTranslationAnimations(view,
-view.getWidth() * (mNumColumns - 1), 0,
view.getHeight(), 0));
} else {
resultList.add(createTranslationAnimations(view,
view.getWidth(), 0, 0, 0));
}
}
} else {
for (int pos = oldPosition; pos > newPosition; pos--) {
View view = getChildAt(pos - getFirstVisiblePosition());
if ((pos + mNumColumns) % mNumColumns == 0) {
resultList.add(createTranslationAnimations(view,
view.getWidth() * (mNumColumns - 1), 0,
-view.getHeight(), 0));
} else {
resultList.add(createTranslationAnimations(view,
-view.getWidth(), 0, 0, 0));
}
}
}
AnimatorSet resultSet = new AnimatorSet();
resultSet.playTogether(resultList);
resultSet.setDuration(300);
resultSet.setInterpolator(new AccelerateDecelerateInterpolator());
resultSet.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
mAnimationEnd = false;
}
@Override
public void onAnimationEnd(Animator animation) {
mAnimationEnd = true;
}
});
resultSet.start();
}
/**
* 停止拖拽我们将之前隐藏的item显示出来并将镜像移除
*/
private void onStopDrag() {
View view = getChildAt(mDragPosition - getFirstVisiblePosition());
if (view != null) {
view.setVisibility(View.VISIBLE);
}
mDragAdapter.setHideItem(-1);
removeDragImage();
if (mTrashView != null) {
mTrashView.setScaleX(1f);
mTrashView.setScaleY(1f);
}
}
public void setOnMoveListener(OnMoveListener l) {
moveListener = l;
}
public interface OnMoveListener {
void startMove();
void finishMove();
void cancleMove();
}
public interface OnDeleteListener {
void onDelete(int position);
}
public interface DragGridBaseAdapter {
/**
* 移动时回调
*/
public void reorderItems(int oldPosition, int newPosition);
/**
* 隐藏时回调
*/
public void setHideItem(int hidePosition);
}
private class TouchRect {
int top;
int bottom;
int left;
int right;
}
}

View File

@ -0,0 +1,31 @@
package com.example.administrator.myapplication.widget;
import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
/**
* 圆形ImageView组件 点击事件不会穿透
*
* @author kymjs(kymjs123@gmail.com)
*/
public class NoteItemCircleView extends CircleImageView {
public NoteItemCircleView(Context context) {
super(context);
}
public NoteItemCircleView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public NoteItemCircleView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
super.onTouchEvent(event);
return true;
}
}

View File

@ -0,0 +1,336 @@
package com.example.administrator.myapplication.widget;
import android.animation.ObjectAnimator;
import android.animation.TypeEvaluator;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Paint.Cap;
import android.graphics.Paint.Style;
import android.graphics.RectF;
import android.os.Build;
import android.util.AttributeSet;
import android.util.Property;
import android.view.View;
import android.view.animation.DecelerateInterpolator;
import android.view.animation.Interpolator;
import com.example.administrator.myapplication.R;
/**
* @author Qiujuer
*/
public class ToggleButton extends View {
/** */
private float radius;
/**
* 开启颜色
*/
private int onColor = Color.parseColor("#4ebb7f");
/**
* 关闭颜色
*/
private int offBorderColor = Color.parseColor("#dadbda");
/**
* 灰色带颜色
*/
private int offColor = Color.parseColor("#ffffff");
/**
* 手柄颜色
*/
private int spotColor = Color.parseColor("#ffffff");
/**
* 边框颜色
*/
private int borderColor = offBorderColor;
/**
* 画笔
*/
private Paint paint;
/**
* 开关状态
*/
private boolean toggleOn = false;
/**
* 边框大小
*/
private int borderWidth = 2;
/**
* 垂直中心
*/
private float centerY;
/**
* 按钮的开始和结束位置
*/
private float startX, endX;
/**
* 手柄X位置的最小和最大值
*/
private float spotMinX, spotMaxX;
/**
* 手柄大小
*/
private int spotSize;
/**
* 手柄X位置
*/
private float spotX;
/**
* 关闭时内部灰色带高度
*/
private float offLineWidth;
/** */
private RectF rect = new RectF();
private OnToggleChanged listener;
private ToggleButton(Context context) {
super(context);
}
public ToggleButton(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
setup(attrs);
}
public ToggleButton(Context context, AttributeSet attrs) {
super(context, attrs);
setup(attrs);
}
public void setup(AttributeSet attrs) {
paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setStyle(Style.FILL);
paint.setStrokeCap(Cap.ROUND);
this.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
toggle();
}
});
TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.ToggleButton);
offBorderColor = typedArray.getColor(R.styleable.ToggleButton_offBorderColor, offBorderColor);
onColor = typedArray.getColor(R.styleable.ToggleButton_onColor, onColor);
spotColor = typedArray.getColor(R.styleable.ToggleButton_spotColor, spotColor);
offColor = typedArray.getColor(R.styleable.ToggleButton_offColor, offColor);
borderWidth = typedArray.getDimensionPixelSize(R.styleable.ToggleButton_toggle_border_width, borderWidth);
typedArray.recycle();
}
public void toggle() {
toggleOn = !toggleOn;
animateCheckedState(toggleOn);
if (listener != null) {
listener.onToggle(toggleOn);
}
}
public void toggleOn() {
setToggleOn();
if (listener != null) {
listener.onToggle(toggleOn);
}
}
public void toggleOff() {
setToggleOff();
if (listener != null) {
listener.onToggle(toggleOn);
}
}
/**
* 设置显示成打开样式不会触发toggle事件
*/
public void setToggleOn() {
toggleOn = true;
setAnimatorProperty(true);
}
/**
* 设置显示成关闭样式不会触发toggle事件
*/
public void setToggleOff() {
toggleOn = false;
setAnimatorProperty(false);
}
@Override
protected void onLayout(boolean changed, int left, int top, int right,
int bottom) {
super.onLayout(changed, left, top, right, bottom);
final int width = getWidth();
final int height = getHeight();
radius = Math.min(width, height) * 0.5f;
centerY = radius;
startX = radius;
endX = width - radius;
spotMinX = startX + borderWidth;
spotMaxX = endX - borderWidth;
spotSize = height - 4 * borderWidth;
// update values
setAnimatorProperty(toggleOn);
}
@Override
public void draw(Canvas canvas) {
super.draw(canvas);
rect.set(0, 0, getWidth(), getHeight());
paint.setColor(borderColor);
canvas.drawRoundRect(rect, radius, radius, paint);
if (offLineWidth > 0) {
final float cy = offLineWidth * 0.5f;
rect.set(spotX - cy, centerY - cy, endX + cy, centerY + cy);
paint.setColor(offColor);
canvas.drawRoundRect(rect, cy, cy, paint);
}
rect.set(spotX - 1 - radius, centerY - radius, spotX + 1.1f + radius, centerY + radius);
paint.setColor(borderColor);
canvas.drawRoundRect(rect, radius, radius, paint);
final float spotR = spotSize * 0.5f;
rect.set(spotX - spotR, centerY - spotR, spotX + spotR, centerY + spotR);
paint.setColor(spotColor);
canvas.drawRoundRect(rect, spotR, spotR, paint);
}
/**
* =============================================================================================
* The Animate
* =============================================================================================
*/
private static final Interpolator ANIMATION_INTERPOLATOR = new DecelerateInterpolator();
private static final int ANIMATION_DURATION = 280;
private ObjectAnimator mAnimator;
private void animateCheckedState(boolean newCheckedState) {
AnimatorProperty property = new AnimatorProperty();
if (newCheckedState) {
property.color = onColor;
property.offLineWidth = 10;
property.spotX = spotMaxX;
} else {
property.color = offBorderColor;
property.offLineWidth = spotSize;
property.spotX = spotMinX;
}
if (mAnimator == null) {
mAnimator = ObjectAnimator.ofObject(this, ANIM_VALUE, new AnimatorEvaluator(mCurProperty), property);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2)
mAnimator.setAutoCancel(true);
mAnimator.setDuration(ANIMATION_DURATION);
mAnimator.setInterpolator(ANIMATION_INTERPOLATOR);
} else {
mAnimator.cancel();
mAnimator.setObjectValues(property);
}
mAnimator.start();
}
/**
* =============================================================================================
* The custom properties
* =============================================================================================
*/
private AnimatorProperty mCurProperty = new AnimatorProperty();
private void setAnimatorProperty(AnimatorProperty property) {
this.spotX = property.spotX;
this.borderColor = property.color;
this.offLineWidth = property.offLineWidth;
invalidate();
}
private void setAnimatorProperty(boolean isOn) {
AnimatorProperty property = mCurProperty;
if (isOn) {
property.color = onColor;
property.offLineWidth = 10;
property.spotX = spotMaxX;
} else {
property.color = offBorderColor;
property.offLineWidth = spotSize;
property.spotX = spotMinX;
}
setAnimatorProperty(property);
}
private final static class AnimatorProperty {
private int color;
private float offLineWidth;
private float spotX;
}
private final static class AnimatorEvaluator implements TypeEvaluator<AnimatorProperty> {
private final AnimatorProperty mProperty;
public AnimatorEvaluator(AnimatorProperty property) {
mProperty = property;
}
@Override
public AnimatorProperty evaluate(float fraction, AnimatorProperty startValue, AnimatorProperty endValue) {
// Values
mProperty.spotX = (int) (startValue.spotX + (endValue.spotX - startValue.spotX) * fraction);
mProperty.offLineWidth = (int) (startValue.offLineWidth + (endValue.offLineWidth - startValue.offLineWidth) * (1 - fraction));
// Color
int startA = (startValue.color >> 24) & 0xff;
int startR = (startValue.color >> 16) & 0xff;
int startG = (startValue.color >> 8) & 0xff;
int startB = startValue.color & 0xff;
int endA = (endValue.color >> 24) & 0xff;
int endR = (endValue.color >> 16) & 0xff;
int endG = (endValue.color >> 8) & 0xff;
int endB = endValue.color & 0xff;
mProperty.color = (startA + (int) (fraction * (endA - startA))) << 24 |
(startR + (int) (fraction * (endR - startR))) << 16 |
(startG + (int) (fraction * (endG - startG))) << 8 |
(startB + (int) (fraction * (endB - startB)));
return mProperty;
}
}
private final static Property<ToggleButton, AnimatorProperty> ANIM_VALUE = new Property<ToggleButton, AnimatorProperty>(AnimatorProperty.class, "animValue") {
@Override
public AnimatorProperty get(ToggleButton object) {
return object.mCurProperty;
}
@Override
public void set(ToggleButton object, AnimatorProperty value) {
object.setAnimatorProperty(value);
}
};
/**
* @author ThinkPad
*/
public interface OnToggleChanged {
/**
* @param on
*/
public void onToggle(boolean on);
}
public void setOnToggleChanged(OnToggleChanged onToggleChanged) {
listener = onToggleChanged;
}
}