package com.lqr.emoji;
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import android.content.Context;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.StateListDrawable;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.util.SparseArray;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.RelativeLayout;
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import androidx.annotation.Nullable;
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import androidx.viewpager.widget.ViewPager;
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import java.util.List;
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/**
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* CSDN_LQR
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* 表情布局
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*/
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public class EmotionLayout extends LinearLayout implements View.OnClickListener {
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public static final int EMOJI_COLUMNS = 7;
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public static final int EMOJI_ROWS = 3;
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public static final int EMOJI_PER_PAGE = EMOJI_COLUMNS * EMOJI_ROWS - 1;//最后一个是删除键
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public static final int STICKER_COLUMNS = 4;
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public static final int STICKER_ROWS = 2;
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public static final int STICKER_PER_PAGE = STICKER_COLUMNS * STICKER_ROWS;
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private int mMeasuredWidth;
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private int mMeasuredHeight;
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private int mTabPosi = 0;
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private Context mContext;
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private View emotionLayout;
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private ViewPagerFixed mVpEmotioin;
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private LinearLayout mLlPageNumber;
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private LinearLayout mLlTabContainer;
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private RelativeLayout mRlEmotionAdd;
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private int mTabCount;
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private SparseArray<View> mTabViewArray = new SparseArray<>();
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private EmotionTab mSettingTab;
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private IEmotionSelectedListener mEmotionSelectedListener;
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private IEmotionExtClickListener mEmotionExtClickListener;
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private boolean mEmotionAddVisiable = false;
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private boolean mEmotionSettingVisiable = false;
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private boolean stickerVisible = true;
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public EmotionLayout(Context context) {
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this(context, null);
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}
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public EmotionLayout(Context context, @Nullable AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public EmotionLayout(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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mContext = context;
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}
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public void setEmotionSelectedListener(IEmotionSelectedListener emotionSelectedListener) {
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if (emotionSelectedListener != null) {
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this.mEmotionSelectedListener = emotionSelectedListener;
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} else {
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Log.i("CSDN_LQR", "IEmotionSelectedListener is null");
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}
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}
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public void setEmotionExtClickListener(IEmotionExtClickListener emotionExtClickListener) {
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if (emotionExtClickListener != null) {
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this.mEmotionExtClickListener = emotionExtClickListener;
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} else {
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Log.i("CSDN_LQR", "IEmotionSettingTabClickListener is null");
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}
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}
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/**
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* 设置表情添加按钮的显隐
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*
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* @param visiable
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*/
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public void setEmotionAddVisiable(boolean visiable) {
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mEmotionAddVisiable = visiable;
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if (mRlEmotionAdd != null) {
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mRlEmotionAdd.setVisibility(mEmotionAddVisiable ? View.VISIBLE : View.GONE);
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}
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}
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/**
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* 设置表情设置按钮的显隐
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*
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* @param visiable
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*/
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public void setEmotionSettingVisiable(boolean visiable) {
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mEmotionSettingVisiable = visiable;
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if (mSettingTab != null) {
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mSettingTab.setVisibility(mEmotionSettingVisiable ? View.VISIBLE : View.GONE);
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}
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}
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public void setStickerVisible(boolean visible) {
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stickerVisible = visible;
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}
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@Override
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protected void onSizeChanged(int w, int h, int oldw, int oldh) {
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super.onSizeChanged(w, h, oldw, oldh);
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init();
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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mMeasuredWidth = measureWidth(widthMeasureSpec);
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mMeasuredHeight = measureHeight(heightMeasureSpec);
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setMeasuredDimension(mMeasuredWidth, mMeasuredHeight);
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}
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private int measureWidth(int measureSpec) {
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int result = 0;
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int specMode = MeasureSpec.getMode(measureSpec);
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int specSize = MeasureSpec.getSize(measureSpec);
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if (specMode == MeasureSpec.EXACTLY) {
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result = specSize;
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} else {
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result = LQREmotionKit.dip2px(200);
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if (specMode == MeasureSpec.AT_MOST) {
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result = Math.min(result, specSize);
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}
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}
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return result;
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}
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private int measureHeight(int measureSpec) {
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int result = 0;
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int specMode = MeasureSpec.getMode(measureSpec);
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int specSize = MeasureSpec.getSize(measureSpec);
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if (specMode == MeasureSpec.EXACTLY) {
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result = specSize;
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} else {
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result = LQREmotionKit.dip2px(200);
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if (specMode == MeasureSpec.AT_MOST) {
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result = Math.min(result, specSize);
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}
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}
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return result;
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}
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private void init() {
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if (emotionLayout != null) {
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((ViewGroup) emotionLayout).removeAllViews();
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removeView(emotionLayout);
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}
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LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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emotionLayout = inflater.inflate(R.layout.emotion_layout, this);
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mVpEmotioin = (ViewPagerFixed) findViewById(R.id.vpEmotioin);
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mLlPageNumber = (LinearLayout) findViewById(R.id.llPageNumber);
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mLlTabContainer = (LinearLayout) findViewById(R.id.llTabContainer);
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mRlEmotionAdd = (RelativeLayout) findViewById(R.id.rlEmotionAdd);
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// mVpEmotioin.removeAllViews();
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// mLlPageNumber.removeAllViews();
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// mLlTabContainer.removeAllViews();
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setEmotionAddVisiable(mEmotionAddVisiable);
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emotionLayout.post(new Runnable() {
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@Override
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public void run() {
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initTabs();
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initListener();
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}
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});
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}
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private void initTabs() {
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//默认添加一个表情tab
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EmotionTab emojiTab = new EmotionTab(mContext, R.drawable.ic_tab_emoji);
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mTabCount = 1;
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mLlTabContainer.addView(emojiTab);
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mTabViewArray.put(0, emojiTab);
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//添加所有的贴图tab
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if (stickerVisible) {
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List<StickerCategory> stickerCategories = StickerManager.getInstance().getStickerCategories();
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for (int i = 0; i < stickerCategories.size(); i++) {
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StickerCategory category = stickerCategories.get(i);
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EmotionTab tab = new EmotionTab(mContext, category.getCoverImgPath());
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mLlTabContainer.addView(tab);
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mTabViewArray.put(i + 1, tab);
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mTabCount++;
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}
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}
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//最后添加一个表情设置Tab
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if (mEmotionSettingVisiable) {
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mSettingTab = new EmotionTab(mContext, R.drawable.ic_emotion_setting);
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StateListDrawable drawable = new StateListDrawable();
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Drawable unSelected = mContext.getResources().getDrawable(R.color.white);
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drawable.addState(new int[]{-android.R.attr.state_pressed}, unSelected);
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Drawable selected = mContext.getResources().getDrawable(R.color.gray);
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drawable.addState(new int[]{android.R.attr.state_pressed}, selected);
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mSettingTab.setBackground(drawable);
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mLlTabContainer.addView(mSettingTab);
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mTabViewArray.put(mTabViewArray.size(), mSettingTab);
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}
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selectTab(0);
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fillVpEmotioin(0);
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}
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private void initListener() {
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if (mLlTabContainer != null) {
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for (int position = 0; position < mTabCount; position++) {
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View tab = mLlTabContainer.getChildAt(position);
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tab.setTag(position);
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tab.setOnClickListener(this);
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}
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}
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mVpEmotioin.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
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@Override
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public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
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setCurPageCommon(position);
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}
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@Override
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public void onPageSelected(int position) {
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}
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@Override
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public void onPageScrollStateChanged(int state) {
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}
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});
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if (mRlEmotionAdd != null) {
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mRlEmotionAdd.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (mEmotionExtClickListener != null) {
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mEmotionExtClickListener.onEmotionAddClick(v);
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}
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}
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});
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}
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if (mSettingTab != null) {
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mSettingTab.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (mEmotionExtClickListener != null) {
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mEmotionExtClickListener.onEmotionSettingClick(v);
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}
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}
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});
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}
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}
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private void setCurPageCommon(int position) {
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mTabPosi = adapter.positionToCategoryTabIndex(position);
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if (mTabPosi == 0)
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setCategoryPageIndexIndicator(position, (int) Math.ceil(EmojiManager.getDisplayCount() / (float) EmotionLayout.EMOJI_PER_PAGE));
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else {
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StickerCategory category = StickerManager.getInstance().getStickerCategories().get(mTabPosi - 1);
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setCategoryPageIndexIndicator(position, (int) Math.ceil(category.getStickers().size() / (float) EmotionLayout.STICKER_PER_PAGE));
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}
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selectTab(mTabPosi);
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}
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@Override
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public void onClick(View v) {
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int targetTabIndex = (int) v.getTag();
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if (targetTabIndex == mTabPosi) {
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return;
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}
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mTabPosi = targetTabIndex;
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selectTab(mTabPosi);
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int position = adapter.categoryTabIndexToPagePosition(mTabPosi);
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mLlPageNumber.removeAllViews();
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mVpEmotioin.setCurrentItem(position, false);
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}
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private void selectTab(int tabPosi) {
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if (tabPosi == mTabViewArray.size() - 1)
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return;
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for (int i = 0; i < mTabCount; i++) {
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View tab = mTabViewArray.get(i);
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tab.setBackgroundResource(R.drawable.shape_tab_normal);
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}
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mTabViewArray.get(tabPosi).setBackgroundResource(R.drawable.shape_tab_press);
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}
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private EmotionViewPagerAdapter adapter;
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private void fillVpEmotioin(int tabPosi) {
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adapter = new EmotionViewPagerAdapter(mMeasuredWidth, mMeasuredHeight, stickerVisible, mEmotionSelectedListener);
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mVpEmotioin.setAdapter(adapter);
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mVpEmotioin.setOffscreenPageLimit(1);
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setCurPageCommon(0);
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}
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private void setCategoryPageIndexIndicator(int position, int pageCount) {
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int hasCount = mLlPageNumber.getChildCount();
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int categoryPageIndex = adapter.positionToCategoryPageIndex(position);
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ImageView ivCur = null;
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if (hasCount > pageCount) {
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for (int i = pageCount; i < hasCount; i++) {
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// 循环删除index是pageCount的view
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mLlPageNumber.removeViewAt(pageCount);
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}
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}
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for (int i = 0; i < pageCount; i++) {
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if (pageCount <= hasCount) {
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ivCur = (ImageView) mLlPageNumber.getChildAt(i);
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} else {
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if (i < hasCount) {
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ivCur = (ImageView) mLlPageNumber.getChildAt(i);
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} else {
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ivCur = new ImageView(mContext);
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ivCur.setBackgroundResource(R.drawable.selector_view_pager_indicator);
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LayoutParams params = new LayoutParams(LQREmotionKit.dip2px(8), LQREmotionKit.dip2px(8));
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ivCur.setLayoutParams(params);
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params.leftMargin = LQREmotionKit.dip2px(3);
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params.rightMargin = LQREmotionKit.dip2px(3);
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mLlPageNumber.addView(ivCur);
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}
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}
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ivCur.setId(i);
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ivCur.setSelected(i == categoryPageIndex);
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ivCur.setVisibility(View.VISIBLE);
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}
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}
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}
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