package com.hdl.photovoltaic.widget;

import android.annotation.SuppressLint;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.ColorFilter;
import android.graphics.Movie;
import android.graphics.PixelFormat;
import android.graphics.drawable.Drawable;
import android.os.SystemClock;
import android.widget.ImageView;

import androidx.annotation.NonNull;

import com.hdl.photovoltaic.R;

/**
 * 播放GIF动画
 */
public class MovieDrawable extends Drawable {

    private final Movie mMovie;
    private long mStartTime;

    public MovieDrawable(Movie movie) {
        mMovie = movie;
    }

    public void start() {
        mStartTime = SystemClock.uptimeMillis();
    }

    @Override
    public void draw(@NonNull Canvas canvas) {
        long time = SystemClock.uptimeMillis() - mStartTime;
        mMovie.setTime((int) (time % mMovie.duration()));
        mMovie.draw(canvas, getBounds().left, getBounds().top);
        invalidateSelf();
    }

    @Override
    public void setAlpha(int alpha) {
        // 设置透明度
    }

    @Override
    public void setColorFilter(ColorFilter colorFilter) {
        // 设置颜色滤镜
    }

    @Override
    public int getOpacity() {
        // 返回透明度
        return PixelFormat.TRANSLUCENT;
    }

    public void getDrawableGifAnimation(Context mContext, ImageView imageView) {
        try {
            if (mContext == null) {
                return;
            }
            if (imageView == null) {
                return;
            }
            @SuppressLint("ResourceType") Movie movie = Movie.decodeStream(mContext.getResources().openRawResource(R.drawable.null_data_icon));
            MovieDrawable drawable = new MovieDrawable(movie);
            imageView.setImageDrawable(drawable);
            drawable.start();
        } catch (Exception ignored) {
        }
    }

}