83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
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// CraftingRecipes.h
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// Interfaces to the cCraftingRecipes class representing the storage of crafting recipes
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#pragma once
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#include "cItem.h"
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class cCraftingRecipes
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{
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public:
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static const int MAX_GRID_WIDTH = 3;
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static const int MAX_GRID_HEIGHT = 3;
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cCraftingRecipes(void);
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~cCraftingRecipes();
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/// Offers an item resulting from the crafting grid setup. Doesn't modify the grid
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cItem Offer(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight);
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/// Crafts the item resulting from the crafting grid setup. Modifies the grid, returns the crafted item
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cItem Craft(cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight);
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protected:
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struct cRecipeSlot
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{
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cItem m_Item;
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int x, y; // 1..3, or -1 for "any"
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} ;
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typedef std::vector<cRecipeSlot> cRecipeSlots;
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// A single recipe, stored. Each recipe is normalized right after parsing (NormalizeIngredients())
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struct cRecipe
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{
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cRecipeSlots m_Ingredients;
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cItem m_Result;
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// Size of the regular items in the recipe; "anywhere" items are excluded:
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int m_Width;
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int m_Height;
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} ;
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typedef std::vector<cRecipe *> cRecipes;
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cRecipes m_Recipes;
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void LoadRecipes(void);
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void ClearRecipes(void);
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/// Parses the recipe line and adds it into m_Recipes. a_LineNum is used for diagnostic warnings only
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void AddRecipeLine(int a_LineNum, const AString & a_RecipeLine);
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/// Parses an item string in the format "<ItemType>[^<Damage>]", returns true if successful.
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bool ParseItem(const AString & a_String, cItem & a_Item);
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/// Parses one ingredient and adds it to the specified recipe. Returns true if successful.
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bool ParseIngredient(const AString & a_String, cRecipe * a_Recipe);
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/// Moves the recipe to top-left corner, sets its MinWidth / MinHeight
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void NormalizeIngredients(cRecipe * a_Recipe);
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/// Finds a recipe matching the crafting grid. Returns a newly allocated recipe (with all its coords set) or NULL if not found. Caller must delete return value!
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cRecipe * FindRecipe(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight);
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/// Same as FindRecipe, but the grid is guaranteed to be of minimal dimensions needed
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cRecipe * FindRecipeCropped(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight, int a_GridStride);
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/// Checks if the grid matches the specified recipe, offset by the specified offsets. Returns a matched cRecipe * if so, or NULL if not matching. Caller must delete the return value!
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cRecipe * MatchRecipe(const cItem * a_CraftingGrid, int a_GridWidth, int a_GridHeight, int a_GridStride, const cRecipe * a_Recipe, int a_OffsetX, int a_OffsetY);
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} ;
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