118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/*----------------------------------------------------------
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* HTBLA-Leonding / Class: <your class>
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* ---------------------------------------------------------
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* Exercise Number: B1
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* Title: Mine Sweeper User Interface Utilities
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* Author: */<your name>/*
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* ----------------------------------------------------------
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* Description:
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* The declaration of a library providing utility functions
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* for user interface (UI) related conversions.
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* ----------------------------------------------------------
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*/
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/**
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* Initializes the random number generator. It must be invoked
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* at least once before function ´msu_get_random_index´ can be used.
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*/
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void msu_init_rand();
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/**
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* Provides a random cell index from 0 (included) to the given upper limit (excluded).
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* Note that ´msu_init_rand()´ must be invoked at least during application
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* runtime before this function is used.
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*
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* @return A cell index from 0 to ´upper_limit´.
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*/
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CellIdx msu_get_random_index(Count upper_limit);
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/**
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* Maps the given cell index to the corresponding column address.
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*
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* @param idx The index to map.
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* @return ColAddr The corresponding column address or a '0' value,
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* if the index cannot be mapped.
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*/
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<type> msu_idx_to_col_address(<params>);
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/**
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* Maps the given cell index to the corresponding row address.
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*
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* @param idx The index to map.
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* @return RowAddr The corresponding row address or a '0' value,
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* if the index cannot be mapped.
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*/
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<type> msu_idx_to_row_address(<params>);
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/**
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* Maps the given column address to the corresponding cell index.
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*
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* @param addr The column address to map.
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* @return CellIdx The corresponding cell index or 0,
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* if the address cannot be mapped.
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*/
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<type> msu_col_address_to_index(<params>);
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/**
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* Maps the given row address to the corresponding cell index.
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*
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* @param addr The row address to map.
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* @return CellIdx The corresponding cell index or 0,
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* if the address cannot be mapped.
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*/
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<type> msu_row_address_to_index(<params>);
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/**
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* Maps the given column address to the corresponding cell index.
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*
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* @param addr The column address to map.
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* @return CellIdx The corresponding cell index or 0,
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* if the address cannot be mapped.
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*/
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<type> msu_col_address_to_index(<params>);
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/**
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* Provides the character a user may type to perform the given action.
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* The key must be unique for each action.
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*
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* @param action The action for which the corresponding 'key' is requested.
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* @return char The corresponding 'key' character or '\0',
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* if the action cannot reasonably be mapped.
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*/
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<type> msu_get_action_char(<params>);
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/**
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* Provides the action for the given 'key' character (the counterpart of ´msu_get_action_char´).
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*
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* @param key The key for the action.
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* @return Action The action corresponding to the given 'key'
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* or 'INVALID',if the key cannot be mapped.
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*/
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<type> msu_get_action(<params>);
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/**
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* Maps the given cell marker to its presentation symbol
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* (the character shown in the game visualization).
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*
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* @param marker The marker.
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* @return char The corresponding character or '#', if
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* the marker cannot be mapped.
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*/
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<type> msu_get_marker_symbol(<params>);
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/**
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* Provides the symbol that represents a mine
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* (the character shown in the game visualization).
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*
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* @return char The symbol of a mine.
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*/
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<type> msu_get_mine_symbol();
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/**
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* Maps the given game status to a user presentable label.
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*
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* @param status The status to map.
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* @return char* The text for the status or 0, if
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* the status cannot be mapped.
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*/
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<type> msu_get_status_label(<params>);
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