142 lines
3.1 KiB
C++
142 lines
3.1 KiB
C++
// TODO(dev): use 'halfdelay()' to parse input for pi menu choice 'secret.'
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// NOTE(dev): Gonna need this:
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// mvwprintw(win, y, x, string); /* Move to (y, x) relative to window */
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// /* co-ordinates and then print */
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#include <ncurses.h>
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#include "Problem.h"
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#include <vector>
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#define PROMPT " > "
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std::vector<Problem*> GenerateProblems(bool addition, bool subtraction);
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char MainMenu();
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int main(int argc, char *argv[])
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{
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initscr();
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noecho(); // don't show user input
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cbreak(); // handle user input immediately (i.e. don't wait for the user to press enter)
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keypad(stdscr, true); // enable the numpad, F1-F12 keys, arrow keys, etc.
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while(true)
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{
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// game boolean flags:
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bool addition = false;
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bool subtraction = false;
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// Main Menu:
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char menu_action = MainMenu();
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if(menu_action == 'q')
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break;
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else if(menu_action == '1')
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addition = true;
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else if(menu_action == '2')
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subtraction = true;
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else if(menu_action == '3')
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addition = subtraction = true;
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else
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continue; // restart loop
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clear();
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wrefresh(stdscr);
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std::vector<Problem*> problems = GenerateProblems(addition, subtraction);
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std::vector<Problem*>::iterator selected = problems.begin();
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for(auto *problem : problems)
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if(problem)
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problem->Draw(problem == *selected);
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INPUT_STYLE input_style = INPUT_STYLE::INPUT_PREPEND;
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while(selected != problems.end() && *selected)
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{
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Problem *current_problem = *selected;
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current_problem->Draw(true); // refresh with new input
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auto input = getch();
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if(input == 'q') // early exit
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break;
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switch(input)
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{
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case KEY_LEFT:
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input_style = INPUT_STYLE::INPUT_APPEND;
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break;
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case KEY_RIGHT:
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input_style = INPUT_STYLE::INPUT_PREPEND;
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break;
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case '0':
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case '1':
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case '2':
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case '3':
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case '4':
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case '5':
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case '6':
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case '7':
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case '8':
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case '9':
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current_problem->Input(input_style, input);
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current_problem->Draw(true); // refresh with new input
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break;
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};
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if(current_problem->Correct())
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++selected;
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}
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for(auto *problem : problems)
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if(problem)
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delete problem;
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}
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endwin();
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return 0;
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}
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char MainMenu()
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{
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clear();
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printw("\n");
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printw(" Welcome to Math Practice.\n");
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printw(" Please choose from the following menu:\n");
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printw(" 1. Addition\n");
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printw(" 2. Subtraction\n");
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printw(" 3. Both / Mixed\n");
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printw(" q. Quit\n");
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printw("\n");
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printw(PROMPT);
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refresh();
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return getch();
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}
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std::vector<Problem*> GenerateProblems(bool addition, bool subtraction)
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{
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std::vector<Problem*> rtn;
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for(auto y = 1; y < LINES - 10; y += 9)
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{
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for(auto x = 2; x < COLS - 16; x += 15)
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{
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Problem *test = nullptr;
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if(addition != subtraction)
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{
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if(addition)
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test = new Problem(EASY_ADDITION, 3, x, y);
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if(subtraction)
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test = new Problem(EASY_SUBTRACTION, 3, x, y);
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}
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if(addition && subtraction)
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{
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if(rand() % 2)
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test = new Problem(HARD_ADDITION, 5, x, y);
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else
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test = new Problem(HARD_SUBTRACTION, 5, x, y);
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}
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rtn.push_back(test);
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}
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}
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return rtn;
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}
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