模块化方块捕获还原动作

src/main/java/cc/capture/ItemSnapshot.java

@@ -0,0 +1,38 @@
+package cc.capture;
+
+import net.minecraft.entity.item.EntityItem;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+
+public class ItemSnapshot{
+
+    public final EntityPlayer mPlayer;
+    public final ItemStack mItem;
+
+    private boolean mApply=false;
+
+    public ItemSnapshot(EntityPlayer pPlayer,ItemStack pItem){
+        this.mPlayer=pPlayer;
+        this.mItem=pItem;
+    }
+
+    /**
+     * 将物品放到玩家身上
+     * 
+     * @return 如果背包满,将生成物品在地上并返回false
+     */
+    public boolean apply(){
+        if(!this.mApply){
+            this.mApply=true;
+            this.mPlayer.inventory.addItemStackToInventory(this.mItem);
+
+            if(!this.mPlayer.inventory.addItemStackToInventory(this.mItem)){
+                this.mPlayer.worldObj.spawnEntityInWorld(
+                        new EntityItem(this.mPlayer.worldObj,this.mPlayer.posX,this.mPlayer.posY,this.mPlayer.posZ,this.mItem));
+                return false;
+            }
+        }
+        return true;
+    }
+
+}