package com.forfan.bigbang.view;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.annotation.TargetApi;
import android.content.ClipData;
import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.DashPathEffect;
import android.graphics.Paint;
import android.graphics.PathEffect;
import android.graphics.Rect;
import android.os.Build;
import android.os.Handler;
import android.os.Looper;
import android.support.v4.content.ContextCompat;
import android.support.v4.view.MotionEventCompat;
import android.support.v4.view.NestedScrollingChild;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.util.Log;
import android.view.DragEvent;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.widget.TextView;
import com.forfan.bigbang.R;
import com.forfan.bigbang.util.ConstantUtil;
import com.forfan.bigbang.util.RegexUtil;
import com.forfan.bigbang.util.ViewUtil;
import com.shang.commonjar.contentProvider.SPHelper;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class BigBangLayout extends ViewGroup implements BigBangHeader.ActionListener, NestedScrollingChild {
public static final String ENTER = "_Enter_";
public static final String ENTER_SYMBOL = "\n";
public static final String TAB = "_Tab_";
private static final int DEFAULT_TEXT_SIZE = 14;//sp
private static final int DEFAULT_TEXT_COLOR_RES = R.color.bigbang_item_text;
private static final int DEFAULT_TEXT_BG_RES = R.drawable.item_background;
private static final int DEFAULT_SECTION_TEXT_BG_RES = R.drawable.item_background_section;
private int mLineSpace;
private int mItemSpace;
private int mTextColorRes;
private int mSectionTextBgRes;
private int mTextSize;
private int mTextPadding = (int) ViewUtil.dp2px(ConstantUtil.DEFAULT_ITEM_PADDING);
private int mTextPaddingPort = (int) ViewUtil.dp2px(5);
private int mTextBgRes;
private Item mTargetItem;
private List<Line> mLines=new ArrayList<>();
private List<Integer> mSectionIndex;
private int mActionBarTopHeight;
private int mActionBarBottomHeight;
private BigBangHeader mHeader;
private boolean showAnimation = false;
private Paint dragPaint;
private boolean dragMode = false;
private boolean dragModeSelect = false;
private Item dragItem;
private ColorStateList mColorStateList;
private boolean stickHeader = false;
private int mOriginActionBarTopHeight;
boolean autoAddBlanks = SPHelper.getBoolean(ConstantUtil.AUTO_ADD_BLANKS,false);
private AnimatorListenerAdapter mActionBarAnimationListener = new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
super.onAnimationEnd(animation);
if (findFirstSelectedLine() == null) {
mHeader.setVisibility(View.GONE);
} else {
requestLayout();
}
}
};
private ActionListener mActionListener;
private int mScaledTouchSlop;
private float mDownX;
private float mDownY;
private boolean mDisallowedParentIntercept;
private boolean showSymbol = false;
private boolean showSection = false;
private Rect mDragSelectRect;
private Paint mDragSelectPaint;
private float mDragSelectX,mDragSelectY;
private Set<ItemState> mDragSelectSet;
private boolean mDragSelection;
private boolean mDragSelectionSetted;
private boolean mNeedReDetectInMeasure=true;
public BigBangLayout(Context context) {
super(context);
}
public BigBangLayout(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public BigBangLayout(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
initView(attrs);
}
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public BigBangLayout(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
initView(attrs);
}
private void initView(AttributeSet attrs) {
if (attrs != null) {
TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.BigBangLayout);
mItemSpace = typedArray.getDimensionPixelSize(R.styleable.BigBangLayout_itemSpace, getResources().getDimensionPixelSize(R.dimen.big_bang_default_item_space));
mLineSpace = typedArray.getDimensionPixelSize(R.styleable.BigBangLayout_lineSpace, getResources().getDimensionPixelSize(R.dimen.big_bang_default_line_space));
mTextColorRes = typedArray.getResourceId(R.styleable.BigBangLayout_textColor, DEFAULT_TEXT_COLOR_RES);
mTextSize = (int) ViewUtil.px2sp(typedArray.getDimension(R.styleable.BigBangLayout_textSize, ViewUtil.sp2px(DEFAULT_TEXT_SIZE)));
mTextBgRes = typedArray.getResourceId(R.styleable.BigBangLayout_textBackground, DEFAULT_TEXT_BG_RES);
mSectionTextBgRes = typedArray.getResourceId(R.styleable.BigBangLayout_sectionTextBackground, DEFAULT_SECTION_TEXT_BG_RES);
typedArray.recycle();
mActionBarBottomHeight = mLineSpace;
mActionBarTopHeight = getResources().getDimensionPixelSize(R.dimen.big_bang_action_bar_height);
mOriginActionBarTopHeight=mActionBarTopHeight;
}
// TODO 暂时放到这里
mHeader = new BigBangHeader(getContext());
mHeader.setVisibility(View.GONE);
mHeader.setActionListener(this);
dragPaint = new Paint();
// dragPaint.setAlpha(100);
dragPaint.setAntiAlias(true);
addView(mHeader, 0);
setClipChildren(false);
mScaledTouchSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
setOnDragListener(new OnDragListener() {
@Override
public boolean onDrag(View v, DragEvent event) {
int x = (int) event.getX();
int y = (int) event.getY();
int eventType = event.getAction();
// View view= (View) event.getLocalState();
// if (eventType==DragEvent.ACTION_DRAG_ENDED){
// return true;
// }
// String txt=event.getClipDescription().getLabel().toString();
try {
if (dragItem == null || !(dragItem.getText().equals(event.getClipDescription().getLabel()))) {
return false;
}
} catch (Throwable e) {
return false;
}
Item item = findItemByPoint(x, y);
Log.e("findItemIndexByPoint", "item=" + item + "," + (item != null ? item.index : -1));
if (item == null) {
item = findItemIndexByPoint(x, y);
if (item == null) {
if (eventType == DragEvent.ACTION_DRAG_ENDED) {
mNeedReDetectInMeasure=true;
removeView(dragItem.view);
addView(dragItem.view, dragItem.index);
mTargetItem = null;
}
return true;
}
}
if (mTargetItem != null && mTargetItem.view == item.view) {
return true;
} else {
mNeedReDetectInMeasure=true;
removeView(dragItem.view);
addView(dragItem.view, item.index);
dragItem.index = item.index;
mTargetItem = item;
}
return true;
}
});
mSectionIndex = new ArrayList<>();
mDragSelectRect=new Rect();
mDragSelectPaint = new Paint();
mDragSelectPaint.setColor(getResources().getColor(R.color.colorPrimary));
mDragSelectPaint.setStyle(Paint.Style.STROKE);
mDragSelectPaint.setStrokeWidth(ViewUtil.dp2px(2));
PathEffect effects = new DashPathEffect(new float[]{5,5,5,5},1);
mDragSelectPaint.setPathEffect(effects);
mDragSelectPaint.setAntiAlias(true);
mDragSelectSet=new HashSet<>();
setWillNotDraw(false);
}
public void setStickHeader(boolean stickHeader) {
this.stickHeader = stickHeader;
mHeader.setStickHeader(stickHeader);
if (stickHeader){
mActionBarTopHeight=0;
}else {
mActionBarTopHeight=mOriginActionBarTopHeight;
}
}
public int getLineSpace() {
return mLineSpace;
}
public void setLineSpace(int mLineSpace) {
this.mLineSpace = mLineSpace;
requestLayout();
}
public int getItemSpace() {
return mItemSpace;
}
public void setItemSpace(int mItemSpace) {
this.mItemSpace = mItemSpace;
requestLayout();
}
public ColorStateList getTextColorStateList() {
return mColorStateList;
}
public void setTextColorStateList(ColorStateList colorStateList) {
// TODO: 2016/11/12
this.mColorStateList = colorStateList;
}
public int getTextSize() {
return mTextSize;
}
public void setTextSize(int mTextSize) {
this.mTextSize = mTextSize;
mNeedReDetectInMeasure=true;
if (mLines != null) {
for (Line line : mLines) {
List<Item> items = line.getItems();
for (Item item : items) {
((TextView) item.view).setTextSize(mTextSize);
(item.view).setPadding(mTextPadding, mTextPaddingPort,mTextPadding, mTextPaddingPort);
}
}
}
}
public void setTextPadding(int padding){
mTextPadding=padding;
mNeedReDetectInMeasure=true;
if (mLines != null) {
for (Line line : mLines) {
List<Item> items = line.getItems();
for (Item item : items) {
(item.view).setPadding(mTextPadding, mTextPaddingPort,mTextPadding, mTextPaddingPort);
}
}
}
}
public int getTextBgRes() {
return mTextBgRes;
}
public void setTextBgRes(int mTextBgRes) {
// TODO: 2016/11/12
this.mTextBgRes = mTextBgRes;
}
public void addTextItem(String text) {
mNeedReDetectInMeasure=true;
// if (TextUtils.isEmpty(text) || text.equals(" ")) {
if (TextUtils.isEmpty(text)) {
return;
}
if (text.contains(TAB)) {
return;
}
TextView view = new TextView(getContext());
view.setText(text);
view.setBackgroundResource(mTextBgRes);
if (mColorStateList == null) {
view.setTextColor(ContextCompat.getColorStateList(getContext(), mTextColorRes));
} else {
view.setTextColor(mColorStateList);
}
view.setTextSize(mTextSize);
view.setPadding(mTextPadding, mTextPaddingPort,mTextPadding, mTextPaddingPort);
view.setGravity(Gravity.CENTER);
addView(view);
}
public void reset() {
mNeedReDetectInMeasure=true;
showAnimation = false;
for (int i = getChildCount() - 1; i >= 0; i--) {
View child = getChildAt(i);
if (mHeader == child) {
mHeader.setVisibility(View.GONE);
continue;
}
removeView(child);
}
}
public boolean isShowSymbol() {
return showSymbol;
}
public void setShowSymbol(boolean showSymbol) {
this.showSymbol = showSymbol;
mNeedReDetectInMeasure=true;
requestLayout();
}
public boolean isShowSection() {
return showSection;
}
public void setShowSection(boolean showSection) {
this.showSection = showSection;
mNeedReDetectInMeasure=true;
requestLayout();
}
@Override
protected void dispatchDraw(Canvas canvas) {
super.dispatchDraw(canvas);
if (dragModeSelect){
canvas.drawRect(mDragSelectRect,mDragSelectPaint);
}
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int widthSize = MeasureSpec.getSize(widthMeasureSpec) - getPaddingLeft() - getPaddingRight();
if (mNeedReDetectInMeasure) {
int contentWidthSize = widthSize - mHeader.getContentPadding();
int heightSize = 0;
int childCount = getChildCount();
int measureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
mLines.clear();
mSectionIndex.clear();
Line currentLine = null;
int currentLineWidth = contentWidthSize;
boolean isEnter = true;
for (int i = 0; i < childCount; i++) {
View v = getChildAt(i);
if (mHeader == v) {
continue;
}
View child = (View) v;
String content;
content = ((TextView) child).getText().toString();
child.setVisibility(VISIBLE);
if (!showSymbol) {
if (RegexUtil.isSymbol(content)) {
child.setVisibility(GONE);
continue;
}
}
if (content.contains(ENTER) || content.equals(ENTER_SYMBOL)) {
child.setVisibility(GONE);
mSectionIndex.add(i);
isEnter = true;
continue;
}
child.measure(measureSpec, measureSpec);
if (currentLineWidth > 0) {
currentLineWidth += mItemSpace;
}
currentLineWidth += child.getMeasuredWidth();
if (mLines.size() == 0 || currentLineWidth > contentWidthSize || (isEnter && showSection)) {
heightSize += child.getMeasuredHeight();
currentLineWidth = child.getMeasuredWidth();
currentLine = new Line(mLines.size());
mLines.add(currentLine);
}
Item item = new Item(currentLine);
item.view = child;
item.index = i;
item.width = child.getMeasuredWidth();
item.height = child.getMeasuredHeight();
if (currentLine.getItems() == null && (isEnter && showSection)) {
int padding = child.getPaddingLeft();
child.setBackgroundResource(mSectionTextBgRes);
child.setPadding(padding, mTextPaddingPort, padding, mTextPaddingPort);
} else {
int padding = child.getPaddingLeft();
child.setBackgroundResource(mTextBgRes);
child.setPadding(padding, mTextPaddingPort, padding, mTextPaddingPort);
}
currentLine.addItem(item);
isEnter=false;
}
mNeedReDetectInMeasure = false;
}
Line firstSelectedLine = findFirstSelectedLine();
Line lastSelectedLine = findLastSelectedLine();
if (firstSelectedLine != null && lastSelectedLine != null) {
int selectedLineHeight = (lastSelectedLine.maxIndex - firstSelectedLine.maxIndex + 1) * (firstSelectedLine.getHeight() + mLineSpace);
mHeader.measure(MeasureSpec.makeMeasureSpec(widthSize, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(selectedLineHeight, MeasureSpec.UNSPECIFIED));
}
// int size = heightSize + getPaddingTop() + getPaddingBottom() + (mLines.size()) * mLineSpace + mActionBarTopHeight + mActionBarBottomHeight;
int size = (mLines.size()>0?(mLines.size()*mLines.get(0).getHeight()):0)
+ getPaddingTop() + getPaddingBottom() +
(mLines.size()) * mLineSpace +
mActionBarTopHeight + mActionBarBottomHeight;
super.onMeasure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(size, MeasureSpec.EXACTLY));
}
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
int top;
int left;
int offsetTop;
Line lastSelectedLine = findLastSelectedLine();
Line firstSelectedLine = findFirstSelectedLine();
for (int i = 0; i < mLines.size(); i++) {
Line line = mLines.get(i);
List<Item> items = line.getItems();
left = getPaddingLeft() + mHeader.getContentPadding();
if (firstSelectedLine != null && firstSelectedLine.maxIndex > line.maxIndex) {
//如果在第一个被选中行以前，则需要上移mActionBarTopHeight的距离
offsetTop = -mActionBarTopHeight;
} else if (lastSelectedLine != null && lastSelectedLine.maxIndex < line.maxIndex) {
//如果在最后一个被选中行以后，则需要下移mActionBarBottomHeight的距离
offsetTop = mActionBarBottomHeight;
} else {
offsetTop = 0;
}
for (int j = 0; j < items.size(); j++) {
Item item = items.get(j);
top = getPaddingTop() + i * (item.height + mLineSpace) + offsetTop + mActionBarTopHeight;
View child = item.view;
int oldTop = child.getTop();
child.layout(left, top, left + child.getMeasuredWidth(), top + child.getMeasuredHeight());
if (showAnimation && oldTop != top) {
int translationY = oldTop - top;
child.setTranslationY(translationY);
child.animate().translationYBy(-translationY).setDuration(200).start();
}
left += child.getMeasuredWidth() + mItemSpace;
}
}
if (!stickHeader) {
if (firstSelectedLine != null && lastSelectedLine != null) {
mHeader.setVisibility(View.VISIBLE);
mHeader.setAlpha(1);
int oldTop = mHeader.getTop();
int actionBarTop = firstSelectedLine.maxIndex * (firstSelectedLine.getHeight() + mLineSpace) + getPaddingTop();
mHeader.layout(getPaddingLeft(), actionBarTop, getPaddingLeft() + mHeader.getMeasuredWidth(), actionBarTop + mHeader.getMeasuredHeight());
if (oldTop != actionBarTop) {
int translationY = oldTop - actionBarTop;
mHeader.setTranslationY(translationY);
mHeader.animate().translationYBy(-translationY).setDuration(200).start();
}
} else {
if (mHeader.getVisibility() == View.VISIBLE && !dragMode) {
mHeader.animate().alpha(0).setDuration(200).setListener(mActionBarAnimationListener).start();
}
}
}else {
mHeader.setVisibility(GONE);
}
}
private Line findLastSelectedLine() {
Line result = null;
for (Line line : mLines) {
if (line.hasSelected()) {
result = line;
}
}
return result;
}
private Line findFirstSelectedLine() {
for (Line line : mLines) {
if (line.hasSelected()) {
return line;
}
}
return null;
}
// @Override
// public boolean onInterceptTouchEvent(MotionEvent ev) {
// return true;
// }
@Override
public boolean onTouchEvent(MotionEvent event) {
Log.e("onTouchEvent", "onTouchEvent:" + event);
int actionMasked = MotionEventCompat.getActionMasked(event);
if (dragModeSelect){
int x = (int) event.getX();
int y = (int) event.getY();
switch (actionMasked) {
case MotionEvent.ACTION_DOWN:
showAnimation = true;
mDownX = x;
mDownY = y;
mDisallowedParentIntercept = false;
mDragSelectSet.clear();
case MotionEvent.ACTION_MOVE:
if (!mDisallowedParentIntercept) {
getParent().requestDisallowInterceptTouchEvent(true);
mDisallowedParentIntercept = true;
}
mDragSelectX=x;
mDragSelectY=y;
if(mDragSelectX>getWidth()){
mDragSelectX=getWidth();
}
if (mDragSelectX<0){
mDragSelectX=0;
}
if(mDragSelectY>getHeight()){
mDragSelectY=getHeight();
}
if (mDragSelectY<0){
mDragSelectY=0;
}
mDragSelectRect.set((int)Math.min(mDownX,mDragSelectX),
(int)Math.min(mDownY,mDragSelectY),
(int)Math.max(mDownX,mDragSelectX),
(int)Math.max(mDownY,mDragSelectY));
setSelectionByRect(mDragSelectRect);
invalidate();
break;
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
mDragSelectionSetted=false;
dragModeSelect=false;
mItemState=null;
if (mActionListener!=null){
mActionListener.onDragSelectEnd();
}
requestLayout();
invalidate();
if (mDisallowedParentIntercept) {
getParent().requestDisallowInterceptTouchEvent(false);
}
break;
}
return true;
}
if (dragMode) {
int x = (int) event.getX();
int y = (int) event.getY();
switch (actionMasked) {
case MotionEvent.ACTION_DOWN:
showAnimation = true;
mDownX = x;
mDownY = y;
mDisallowedParentIntercept = false;
Item item = findItemByPoint(x, y);
if (item != null) {
dragItem = new Item(item);
ClipData clipData = ClipData.newPlainText(item.getText(), item.getText());
View.DragShadowBuilder myShadow = new DragShadowBuilder(dragItem.view);
dragItem.view.startDrag(clipData, myShadow, null, 0);
mNeedReDetectInMeasure=true;
removeView(dragItem.view);
} else {
dragItem = null;
}
case MotionEvent.ACTION_MOVE:
if (!mDisallowedParentIntercept && Math.abs(x - mDownX) > mScaledTouchSlop) {
getParent().requestDisallowInterceptTouchEvent(true);
mDisallowedParentIntercept = true;
}
break;
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
// dragItem = null;
if (mTargetItem == null && dragItem != null) {
mNeedReDetectInMeasure=true;
removeView(dragItem.view);
addView(dragItem.view, dragItem.index);
}
mTargetItem = null;
requestLayout();
invalidate();
if (mDisallowedParentIntercept) {
getParent().requestDisallowInterceptTouchEvent(false);
}
break;
}
} else {
int x = (int) event.getX();
int y = (int) event.getY();
switch (actionMasked) {
case MotionEvent.ACTION_DOWN:
longPressedHandler.removeCallbacks(mLongPressedRunnable);
mLongPressedRunnable.setPosition(x,y);
longPressedHandler.postDelayed(mLongPressedRunnable,500);
showAnimation = true;
mDownX = x;
mDownY = y;
mDisallowedParentIntercept = false;
case MotionEvent.ACTION_MOVE:
if (Math.abs(y - mDownY) > mScaledTouchSlop || Math.abs(x - mDownX) > mScaledTouchSlop) {
longPressedHandler.removeCallbacks(mLongPressedRunnable);
}
if (!mDisallowedParentIntercept && Math.abs(x - mDownX) > mScaledTouchSlop) {
getParent().requestDisallowInterceptTouchEvent(true);
mDisallowedParentIntercept = true;
}
Item item = findItemByPoint(x, y);
if (mTargetItem != item) {
mTargetItem = item;
if (item != null) {
item.setSelected(!item.isSelected());
ItemState state = new ItemState(item,item.isSelected());
if (mItemState == null) {
mItemState = state;
} else {
state.next = mItemState;
mItemState = state;
}
}
}
break;
case MotionEvent.ACTION_CANCEL:
if (mItemState != null) {
ItemState state = mItemState;
while (state != null) {
state.item.setSelected(!state.isSelected);
state = state.next;
}
}
case MotionEvent.ACTION_UP:
longPressedHandler.removeCallbacks(mLongPressedRunnable);
requestLayout();
invalidate();
mTargetItem = null;
if (mDisallowedParentIntercept) {
getParent().requestDisallowInterceptTouchEvent(false);
}
mItemState = null;
String selected = makeSelectedText();
if (!TextUtils.isEmpty(selected)) {
if (mActionListener != null) {
mActionListener.onSelected(selected);
}
}
break;
}
}
return true;
}
private Handler longPressedHandler=new Handler(Looper.getMainLooper());
private LongPressedRunnable mLongPressedRunnable=new LongPressedRunnable();
private class LongPressedRunnable implements Runnable{
int x,y;
public void setPosition(int x,int y){
this.x=x;
this.y=y;
}
@Override
public void run() {
Item item=findItemByPoint(x,y);
if (item!=null){
item.longPressed();
}
}
}
ItemState mItemState;
public void setBackgroundColorAlpha(int value) {
value = (int) ((value / 100.0f) * 255);
setBackgroundColor(Color.argb(value, 00, 00, 00));
}
class ItemState {
public ItemState(Item item,boolean isSelected){
this.item=item;
this.isSelected=isSelected;
}
Item item;
boolean isSelected;
ItemState next;
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ItemState)) return false;
ItemState itemState = (ItemState) o;
return item != null ? item.equals(itemState.item) : itemState.item == null;
}
@Override
public int hashCode() {
return item != null ? item.hashCode() : 0;
}
}
private Item findItemByPoint(int x, int y) {
for (Line line : mLines) {
List<Item> items = line.getItems();
for (Item item : items) {
if (item.getRect().contains(x, y)) {
return item;
}
}
}
return null;
}
private void setSelectionByRect(Rect rect){
for (Line line : mLines) {
List<Item> items = line.getItems();
for (Item item : items) {
if (item.getRect().intersect(rect)) {
if (!mDragSelectionSetted){
mDragSelectionSetted=true;
mDragSelection=!item.view.isSelected();
}
ItemState state=new ItemState(item,item.view.isSelected());
if (!mDragSelectSet.contains(state)) {
mDragSelectSet.add(state);
}
item.view.setSelected(mDragSelection);
}
}
}
for (ItemState item:mDragSelectSet){
if (!item.item.getRect().intersect(rect)) {
item.item.view.setSelected(item.isSelected);
}
}
}
private Item findItemIndexByPoint(int x, int y) {
int height = 0;
int lineNum = 0;
int length = mLines.size();
if (y > mLines.get(0).getHeight() / 2 + mActionBarTopHeight && y < getHeight() - mLines.get(0).getHeight() - mLineSpace) {
// TODO: 2016/10/27 调整效果
return null;
}
// for (int i=0;i<length;i++) {
// if (y-mLines.get(i).getHeight()/2<0 ){
// lingNum=i;
// break;
// }
// if (height <= y-mLines.get(i).getHeight()/2+mLineSpace/2 && height+mLines.get(i).getHeight()+mLineSpace>= y-mLines.get(i).getHeight()/2+mLineSpace/2 ){
// lingNum=i;
// break;
// }
// height+=mLines.get(i).getHeight()+mLineSpace;
// lingNum=i;
// }
if (mLines.get(0).hasSelected() && y <= mActionBarTopHeight) {
lineNum = 0;
} else if (!mLines.get(0).hasSelected() && y <= mLines.get(0).getHeight() / 2 + mActionBarTopHeight) {
lineNum = 0;
} else if (y >= getHeight() - mLines.get(0).getHeight() - mLineSpace) {
lineNum = mLines.size() - 1;
} else {
return null;
}
length = mLines.get(lineNum).getItems().size();
List<Item> items = mLines.get(lineNum).getItems();
height = 0;
for (int i = 0; i < length; i++) {
if (height <= x - items.get(i).view.getMeasuredWidth() / 2 + mItemSpace / 2 && height >= x - items.get(i).view.getMeasuredWidth() + mItemSpace / 2) {
return items.get(i);
}
height += items.get(i).view.getMeasuredWidth() + mItemSpace;
}
if (height <= x - items.get(items.size() - 1).view.getMeasuredWidth() / 2) {
return items.get(items.size() - 1);
}
return null;
}
private View findChildByPoint(int x, int y) {
int childCount = getChildCount();
for (int i = 0; i < childCount; i++) {
View child = getChildAt(i);
Rect rect = new Rect();
child.getHitRect(rect);
if (rect.contains(x, y)) {
return child;
}
}
return null;
}
private String makeSelectedText() {
StringBuilder builder = new StringBuilder();
int length = mLines.size();
for (int i = 0; i < length; i++) {
Line line = mLines.get(i);
boolean containEnter = false;
if (i < length - 1) {
Line nextLine = mLines.get(i + 1);
int thisLineLastIndex = line.getItems().get(line.getItems().size() - 1).index;
int nextLineFirstIndex = nextLine.getItems().get(nextLine.getItems().size() - 1).index;
for (int j = thisLineLastIndex; j < nextLineFirstIndex; j++) {
if (mSectionIndex.contains(j)) {
containEnter = true;
}
}
}
builder.append(line.getSelectedText());
if (containEnter&&showSection) {
builder.append("\n");
}
}
return builder.toString().replaceAll("[\\n]+","\n").trim();
}
@Override
public void onSearch() {
if (mActionListener != null) {
String text = makeSelectedText();
mActionListener.onSearch(text);
}
}
@Override
public void onShare() {
if (mActionListener != null) {
String text = makeSelectedText();
mActionListener.onShare(text);
}
}
@Override
public void onCopy() {
if (mActionListener != null) {
String text = makeSelectedText();
mActionListener.onCopy(text);
}
}
public void onDrag() {
dragMode = !dragMode;
if (mActionListener != null) {
mActionListener.onDrag();
}
}
public void onDragSelect(boolean isDragSelcetion){
dragModeSelect=isDragSelcetion;
}
@Override
public void onTrans() {
if (mActionListener != null) {
String text = makeSelectedText();
mActionListener.onTrans(text);
}
}
public void onSelectOther() {
for (Line line : mLines) {
List<Item> items = line.getItems();
for (Item item : items) {
// item.setSelected(!item.isSelected());
item.triggerSelected();
}
}
requestLayout();
}
public void setActionListener(ActionListener actionListener) {
mActionListener = actionListener;
}
class Line {
int maxIndex;
List<Item> items;
public Line(int maxIndex) {
this.maxIndex = maxIndex;
}
void addItem(Item item) {
if (items == null) {
items = new ArrayList<>();
}
items.add(item);
}
List<Item> getItems() {
return items;
}
boolean hasSelected() {
int size = items.size();
for (int i=0;i<size;i++) {
Item item = items.get(i);
if (item.isSelected()) {
return true;
}
}
return false;
}
int getHeight() {
List<Item> items = getItems();
if (items != null && items.size() > 0) {
return items.get(0).view.getMeasuredHeight();
}
return 0;
}
String getSelectedText() {
StringBuilder builder = new StringBuilder();
List<Item> items = getItems();
if (items != null && items.size() > 0) {
for (Item item : items) {
if (item.isSelected()) {
String txt = item.getText().toString();
builder.append(txt);
if (autoAddBlanks) {
if (txt.matches("[a-zA-Z0-9]*")) {
builder.append(" ");
}
}
}
}
}
return builder.toString().replaceAll(" "," ");
}
}
class Item {
Line line;
int index;
int height;
int width;
View view;
Rect rect=new Rect();
public Item(Line line) {
this.line = line;
}
public Item(Item item) {
if (item != null) {
this.line = item.line;
this.index = item.index;
this.height = item.height;
this.width = item.width;
this.view = item.view;
}
}
Rect getRect() {
view.getHitRect(rect);
return rect;
}
boolean isSelected() {
return view.isSelected();
}
void setSelected(boolean selected) {
view.setSelected(selected);
}
void triggerSelected() {
view.setSelected(!view.isSelected());
}
CharSequence getText() {
return ((TextView)view).getText().toString();
}
void longPressed(){
if ( !(((TextView)view).getText().toString().matches("[a-zA-Z]*"))){
String text=getText().toString();
int size=text.length();
if (size<=1){
return;
}
mNeedReDetectInMeasure=true;
ViewGroup viewgroup= (ViewGroup) view.getParent();
viewgroup.removeView(view);
// int newPadding=(mTextPadding*2- mItemSpace*(size-1))/(size*2) ;
//还是不考虑界面会变动的问题了，先保证好看
int newPadding=(mTextPadding) ;
for (int i=0;i<size;i++){
TextView newTextView = new TextView(getContext());
newTextView.setText(text.substring(size-i-1,size-i));
newTextView.setBackgroundResource(mTextBgRes);
if (mColorStateList == null) {
newTextView.setTextColor(ContextCompat.getColorStateList(getContext(), mTextColorRes));
} else {
newTextView.setTextColor(mColorStateList);
}
newTextView.setTextSize(mTextSize);
newTextView.setPadding(newPadding, mTextPaddingPort,newPadding, mTextPaddingPort);
newTextView.setGravity(Gravity.CENTER);
viewgroup.addView(newTextView,index);
}
}
}
}
/**
* Action Listener
*/
public interface ActionListener {
void onSelected(String text);
void onSearch(String text);
void onShare(String text);
void onCopy(String text);
void onTrans(String text);
void onDrag();
void onDragSelectEnd();
}
}