Diff: ModeA/ModeA.h

Revision:

20:d9987ed262c7

Parent:

18:59befe1eaa56

Child:

22:eadcb3d8fec0

--- a/ModeA/ModeA.h	Thu May 09 03:28:09 2019 +0000
+++ b/ModeA/ModeA.h	Thu May 09 03:53:43 2019 +0000
@@ -6,33 +6,157 @@
 #include "N5110.h"
 #include "Gamepad.h"
 
-// function prototypes
+/** ModeA class
+
+@brief Class displaying instructions
+@author Maria Ungureanu
+@date May 2019
+
+*/
 
 class ModeA
 {
 
 public:
+    /** Constructor */
     ModeA();
+    /** Deconstructor */
     ~ModeA();
 
+
+    /**
+       * @brief Variables are defined
+       * @param x_position @details x coordinate of square
+       * @param y_position @details y coordinate of square
+       * @param seped @details  speed of the square
+       * @param gravity @details gravitational force
+       * @param screen_width @details x coordinate of the bar
+       * @param bar_width @details width of the bar
+       * @param bar_speed @details speed of the bar
+       * @param score @details score
+       * @param size_top @details random legth
+       * @param size_bottom @details random legth
+       */
     void initialise(N5110 &lcd);
+
+    /**
+    * @brief Game function
+    * @brief It draws the square, bars, it increments the score,
+    * @brief moves the square and the bars.
+    * @brief When the square and bar collide or the square is at
+    * @brief the bottom of the screen it ends the game
+    @code
+    //game function
+    void ModeA::Game(N5110 &lcd)
+    {
+    char buffer[14];
+    sprintf(buffer,"%2d",score); //print score on the screen
+    lcd.printString(buffer,70,0); // print the score at the right end of screen
+    lcd.drawRect(x_position, y_position,6,6,FILL_BLACK); //draw the square
+    lcd.refresh();
+
+    // multiply gravity with 5 for a resonable speed
+    if ( pad.check_event(Gamepad::Y_PRESSED) == true) {
+        speed = speed - gravity*5;
+    }
+
+    //if the square drops to the bottom of screen- GAME OVER
+    //redifine all parameters to 0, clear screen
+    //press back to play again
+    if (y_position > 44) {
+        lcd.clear();
+        lcd.printString("GAME OVER",6,2);
+        lcd.printString("Press BACK",6,4);
+        pad.tone(2000.0,0.3); //music
+        lcd.refresh();
+        bar_speed = 0;
+        speed = 0;
+        gravity = 0;
+        y_position = 48;
+        bar_width = 0;
+        size_top = 0;
+        size_bottom = 0;
+        wait(0.5);
+    }
+
+    //if square goes to top part of screen, goes back down
+    if (y_position < 0) {
+        y_position = 0;
+        speed = 0;
+    }
+
+    speed = speed + gravity; //increment the speed by the value of gravity
+    y_position = y_position + speed; // as the square moves up, the position changes
+    wait(0.1);
+
+    //draw the 2 bars
+    //the top one starts at y coordinate 0 and it has a height of size_top (random)
+    //the bottom one starts size_bottom pixels above the edge of the screen
+    lcd.drawRect(screen_width,0,bar_width,size_top,FILL_BLACK);
+    lcd.drawRect(screen_width,48-size_bottom,bar_width,size_bottom,FILL_BLACK);
+    lcd.refresh();
+
+    // if the bar and square have the same x coordinates and
+    // their y coordinates don't intersect, score increases by 1
+    if ((screen_width == x_position) && (size_top < y_position)) {
+        score = score + 1;
+        lcd.clear();
+        sprintf(buffer,"%2d",score); //update buffer
+        lcd.printString("Reset",15,2);
+        lcd.refresh();
+        wait(1.0);
+    }
+
+    //if X is pressed random hights of the bars are genetrated
+    if ( pad.check_event(Gamepad::X_PRESSED) == true) {
+        srand(time(NULL));
+        size_top = rand() % 15;
+        srand(time(NULL));
+        size_bottom = rand() % 15;
+    }
+
+    //if the bar and ball collide, Game Over
+    //redifine all parameters to 0, clear screen
+    //press back to play again
+    if ((screen_width ==  x_position)&& (size_top >  y_position))  {
+        lcd.clear();
+        lcd.printString("GAME OVER",6,2);
+        lcd.printString("Press BACK",6,4);
+        pad.tone(2000.0,0.3);
+        lcd.refresh();
+        bar_speed = 0;
+        speed = 0;
+        gravity = 0;
+        y_position = 48;
+        bar_width = 0;
+        size_top = 0;
+        size_bottom = 0;
+        wait(0.5);
+    }
+
+    //as the bar travels to the left, its position changes
+    screen_width = screen_width - bar_speed;
+    wait(0.1);
+    }
+    @endcode
+    */
     void Game(N5110 &lcd);
 
-   
+//variables that are privatly defined 
 private:
-int x_position;
-   int y_position;
+    int x_position;
+    int y_position;
 
-   int gravity;
-   int screen_width;
-   int bar_width;
-   int bar_speed;
-   int speed;
-   int score;
+    int gravity;
+    int screen_width;
+    int bar_width;
+    int bar_speed;
+    int speed;
+    int score;
 
     int size_bottom;
     int size_top;
-    
-   
+
+
 };
 #endif
\ No newline at end of file