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Question by RevivedBear · Jan 12, 2018 at 08:41 PM · c#objectvariableclassesconstructor

Passing in objects to class constructor

Hi, I am making an inventory management system and need to make a class that manages objects. I have a class called 'Rock', a class called 'Mud' and a class called 'Block'. The Rock and Mud class contain data about the rock and mud blocks. The Block class needs to take in an object in the class constructor which will set a local variable to that block type:

 public class Block{
 
     public Class blockType;
     public int strength;
 
     public Block(Class block){
         blockType= block;
         strength= block.strength;
     }
 }

How would I make it so I can pass any object type into the Block constructor and get the objects variables?

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avatar image Owen-Reynolds · Jan 12, 2018 at 09:22 PM 0
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If looks like you're having trouble with the basics: declaring variables and simple function use. Take a look at that stuff in any C# manual. The same ideas apply to Constructors.

avatar image RevivedBear Owen-Reynolds · Jan 12, 2018 at 09:38 PM 0
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I understand how it works basically but, using inheritance, how would I pass in a rock into a block and store the block somewhere to be accessed. Rather than storing loads of different block types?

avatar image Orokon · Jan 13, 2018 at 01:17 AM 1
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 public Class blockType;

If you want to pass an object like structure use struct:

 public enum BlockType
 {
     Rock,
     $$anonymous$$ud
 }
 
 public struct BlockConfiguration
 {
     public BlockType blockType;
     public int strength;
 }
 
 public class Block
 {
     public BlockType blockType;
     public int strength;
 
     public Block(BlockConfiguration blockConfiguration)
     {
         blockType = blockConfiguration.blockType;
         strength = blockConfiguration.strength;
     }
 }

In the above code we have an enum to define the different types of blocks that are available, a struct to define the attributes a block can have and their types and the block class that you can pass the struct with the data like so:

 Block blockInstance = new Block(new BlockConfiguration(BlockType.$$anonymous$$ud, 5));

 
avatar image Orokon · Jan 13, 2018 at 01:19 AM 0
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In your case I would also recommend to look deeper at classes and their inheritance and generics.

avatar image RevivedBear Orokon · Jan 13, 2018 at 04:14 PM 0
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okay so after researching enums I am still partly stuck, how would I assign a constant strength value for example for rock and a different value for mud so I don't have to enter the strength myself?

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