ImageAttachment.java

浏览该文件的文档.

package com.netease.nimlib.sdk.msg.attachment;

import com.netease.nimlib.session.MsgHelper;
import com.netease.nimlib.util.JSONHelper;
import com.netease.nimlib.util.storage.NimStorageType;

import org.json.JSONObject;

/**
 * 图片类型附件
 */
public class ImageAttachment extends FileAttachment {
    /**
     * 图片的宽度
     */
    private int width;

    /**
     * 图片的高度
     */
    private int height;

    public ImageAttachment() {

    }

    public ImageAttachment(String attach) {
        super(attach);
    }

    /**
     * 获取图片的宽度
     *
     * @return 图片宽
     */
    public int getWidth() {
        return width;
    }

    /**
     * 设置图片宽度
     *
     * @param width 图片宽
     */
    public void setWidth(int width) {
        this.width = width;
    }

    /**
     * 获取图片高度
     *
     * @return 图片高
     */
    public int getHeight() {
        return height;
    }

    /**
     * 设置图片高度
     *
     * @param height 图片高
     */
    public void setHeight(int height) {
        this.height = height;
    }

    /**
     * 获取缩略图 thumbUrl
     *
     * @return thumbUrl 缩略图 ，如果url 为空，返回null
     */
    public String getThumbUrl() {
        return MsgHelper.getThumbUrl(this, getUrl());
    }

    public boolean isHdImage() {
        return false;
    }

    @Override
    protected NimStorageType storageType() {
        return NimStorageType.TYPE_IMAGE;
    }

    private static final String KEY_WIDTH = "w";
    private static final String KEY_HEIGHT = "h";

    @Override
    protected void save(JSONObject json) {
        JSONHelper.put(json, KEY_WIDTH, width);
        JSONHelper.put(json, KEY_HEIGHT, height);
    }

    @Override
    protected void load(JSONObject json) {
        width = JSONHelper.getInt(json, KEY_WIDTH);
        height = JSONHelper.getInt(json, KEY_HEIGHT);
    }
}