File content as of revision 0:33ba6cd82532:

#include "mbed.h"

#include "N5110.h"
#include <stdio.h>
#include <stdlib.h>
#define DIRECTION_TOLERANCE 0.05


//    VCC,SCE,RST,D/C,MOSI,SCLK,LED
N5110 lcd(PTE26 , PTA0 , PTC4 , PTD0 , PTD2 , PTD1 , PTC3);
PwmOut buzzer(PTA2);
DigitalIn button(PTB18);
DigitalIn buttonjoystick(PTB11);
AnalogIn xPot(PTB3);
AnalogIn yPot(PTB2);
Ticker pollJoystick;
Ticker bullet;
Ticker enermy;
Serial serial(USBTX,USBRX);


enum DirectionName {
    UP,
    DOWN,
    LEFT,
    RIGHT,
    CENTRE,
    UNKNOWN
};
typedef struct JoyStick Joystick;
struct JoyStick {
    float x;    // current x value
    float x0;   // 'centred' x value
    float y;    // current y value
    float y0;   // 'centred' y value
    int buttonjoystick; // button state (assume pull-down used, so 1 = pressed, 0 = unpressed)
    DirectionName direction;  // current direction
};
// create struct variable
Joystick joystick;

int printFlag = 0;
int enermyFlag = 0;
int bulletFlag = 0;
void calibrateJoystick();
void updateJoystick();
void createbullet();
void createenermy();
int status =1;


bool hit = false;
int main()
{
    // first need to initialise display
    lcd.init();
    button.mode(PullDown);
    buttonjoystick.mode(PullDown);
    calibrateJoystick();  // get centred values of joystick
    pollJoystick.attach(&updateJoystick,1.0/10.0);  // read joystick 10 times per second
//joystick

 
        // these are default settings so not strictly needed
        lcd.normalMode();      // normal colour mode
        lcd.setBrightness(1.0); // put LED backlight on 50%
        
        lcd.printString("Welcome To",15,1);
        lcd.printString("Starcraft III!",4,3);
        lcd.refresh();
        wait(5.0);
        lcd.clear();
               lcd.printString("Menu",30,0);
       lcd.drawLine(0,10,83,10,1);
       lcd.printString("New Game",20,3);
       lcd.refresh();
      
      while(1){ 
               if (buttonjoystick){
               //buzzer.period_ms(2.9);
               //buzzer.pulsewidth_ms(1.9);
               wait(0.5);
               lcd.clear();
               lcd.refresh();
               break;               
               }
               
            }
//loading
        lcd.printString("Loading......",6,1);

        for (int x = 0; x < WIDTH ; x+=10) {
            
            lcd.drawRect(0,36,10+x,10,1);
            wait(0.1);
            lcd.refresh();
        }
        lcd.clear();
        
        
        int x = 41 ;
        lcd.drawLine(x,40,x,47,1);
        lcd.drawLine(x-4,42,x+4,42,1);
        lcd.drawLine(x-1,43,x+1,43,1);
        lcd.drawLine(x-1,47,x+1,47,1);
        lcd.refresh();
        int z = 41;
        int q = 0;
        int p = 0;
        int a;
        int b;
        a = rand() % 76;
        b = rand() % 76;
        int y = 39;
        int buttonjoystickpress = 0;
        //bullet.attach(&createbullet,0.1);
        //enermy.attach(&createenermy,2.0);


while(1){


        if (printFlag) {  // if flag set, clear flag and print joystick values to serial port
            printFlag = 0;
            // check joystick direction
        a-b > 7;
        b-a > 7;
        a + b < 83;
        

        if(!hit){
        lcd.drawLine(a,q+1,a+1,q,0);
        lcd.drawLine(a+1,q,a+5,q,0);
        lcd.drawLine(a+5,q,a+6,q+1,0);
        lcd.drawLine(a+3,q,a+3,q+4,0);
        q++;
        

        
        lcd.drawLine(a,q+1,a+1,q,1);
        lcd.drawLine(a+1,q,a+5,q,1);
        lcd.drawLine(a+5,q,a+6,q+1,1);
        lcd.drawLine(a+3,q,a+3,q+4,1);
        
        lcd.refresh();
        }
        hit = false;
        /*
        if(!hit){
        lcd.drawLine(a+b,p+1,a+1+b,p,0);
        lcd.drawLine(a+1+b,p,a+5+b,p,0);
        lcd.drawLine(a+5+b,p,a+6+b,p+1,0);
        lcd.drawLine(a+3+b,p,a+3+b,p+4,0);
        
        p++;
        lcd.drawLine(a+b,p+1,a+1+b,p,1);
        lcd.drawLine(a+1+b,p,a+5+b,p,1);
        lcd.drawLine(a+5+b,p,a+6+b,p+1,1);
        lcd.drawLine(a+3+b,p,a+3+b,p+4,1);
        lcd.refresh();  
            }
        hit = false;
        */
        if(q > 50){
            q = 0;
            p = 0;
            a = rand () % 76;
            b = rand () % 76;
            }        
            
        if (joystick.direction == UP && x > 4){
        
 
        lcd.drawLine(x,40,x,47,0);
        lcd.drawLine(x-4,42,x+4,42,0);
        lcd.drawLine(x-1,43,x+1,43,0);
        lcd.drawLine(x-1,47,x+1,47,0);
        x-=1;
        --z;
        lcd.drawLine(x,40,x,47,1);
        lcd.drawLine(x-4,42,x+4,42,1);
        lcd.drawLine(x-1,43,x+1,43,1);
        lcd.drawLine(x-1,47,x+1,47,1);
        lcd.refresh();

        
        }
        if (joystick.direction == DOWN && x < 78){

        lcd.drawLine(x,40,x,47,0);
        lcd.drawLine(x-4,42,x+4,42,0);
        lcd.drawLine(x-1,43,x+1,43,0);
        lcd.drawLine(x-1,47,x+1,47,0);
        x+=1;
        ++z;
        lcd.drawLine(x,40,x,47,1);
        lcd.drawLine(x-4,42,x+4,42,1);
        lcd.drawLine(x-1,43,x+1,43,1);
        lcd.drawLine(x-1,47,x+1,47,1);
        lcd.refresh();
              
        
        }

        
        
        if(button){
               
                for (int y = 39; y > -5 ; y--) {
                
                lcd.drawLine(z,y,z,y-2,1);
                if(y<39) 
                    lcd.drawLine(z,y+1,z,y-2+1,0);
                }
                lcd.refresh();
                wait(0.1);
        }
        }
        
        if(buttonjoystick && buttonjoystickpress < 3){
            ++buttonjoystickpress;
            hit = true;
            lcd.drawLine(a,q+1,a+1,q,0);
            lcd.drawLine(a+1,q,a+5,q,0);
            lcd.drawLine(a+5,q,a+6,q+1,0);
            lcd.drawLine(a+3,q,a+3,q+4,0);
            q=0;
            a = rand() % 76;
            for (int r = 5; r < 100; r+=8) {
                lcd.drawCircle(z,45,r,0);
                if(r < 100){
                    lcd.drawCircle(z,45,r-7,2);
                    lcd.drawLine(x,40,x,47,1);
                    lcd.drawLine(x-4,42,x+4,42,1);
                    lcd.drawLine(x-1,43,x+1,43,1);
                    lcd.drawLine(x-1,47,x+1,47,1);
                }
                lcd.refresh();
                wait(0.1);
                
                }
            }
        if(z == a && q+1 == y){
            hit = true;
            lcd.drawLine(a,q+1,a+1,q,0);
            lcd.drawLine(a+1,q,a+5,q,0);
            lcd.drawLine(a+5,q,a+6,q+1,0);
            lcd.drawLine(a+3,q,a+3,q+4,0);
            q=0;
            a = rand() % 76;
            }
        
        }

        if(a == x-4 && q+1 == 42){
            lcd.clear();
            lcd.printString ("Game Over",18,1);
            lcd.printString ("Viking",24,2);
            lcd.printString ("Destroyed",18,3);
            lcd.refresh();
            break;
            }


    }
}


void calibrateJoystick()
{
    button.mode(PullDown);
    // must not move during calibration
    joystick.x0 = xPot;  // initial positions in the range 0.0 to 1.0 (0.5 if centred exactly)
    joystick.y0 = yPot;
}
void updateJoystick()
{
    // read current joystick values relative to calibrated values (in range -0.5 to 0.5, 0.0 is centred)
    joystick.x = xPot - joystick.x0;
    joystick.y = yPot - joystick.y0;
    // read button state
    joystick.buttonjoystick = button;

    // calculate direction depending on x,y values
    // tolerance allows a little lee-way in case joystick not exactly in the stated direction
    if ( fabs(joystick.y) < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
        joystick.direction = CENTRE;
    } else if ( joystick.y > DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
        joystick.direction = UP;
    } else if ( joystick.y < DIRECTION_TOLERANCE && fabs(joystick.x) < DIRECTION_TOLERANCE) {
        joystick.direction = DOWN;
    } else if ( joystick.x > DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
        joystick.direction = RIGHT;
    } else if ( joystick.x < DIRECTION_TOLERANCE && fabs(joystick.y) < DIRECTION_TOLERANCE) {
        joystick.direction = LEFT;
    } else {
        joystick.direction = UNKNOWN;
    }

    // set flag for printing
    printFlag = 1;
}
void createbullet()
{
            int z = 41;
            if (joystick.direction == UP && z > 4){
                --z;
                }
            if (joystick.direction == UP && z > 78){
                ++z;
                }
            if(button){
               
                for (int y = 39; y > -5 ; y-=7) {
                
                lcd.drawLine(z,y,z,y-2,1);
                if(y<39) {
                        lcd.drawLine(z,y+7,z,y-2+7,0);
                }
                lcd.refresh();
                
                
        }
        }
        bulletFlag = 1;
        
}
void createenermy()
{
        int a;
        int b;
        a = rand() % 76;
        b = rand() % 76;
        for (int q=0 ;q < 52; q+=2){
        lcd.drawLine(a,q+1,a+1,q,1);
        lcd.drawLine(a+1,q,a+5,q,1);
        lcd.drawLine(a+5,q,a+6,q+1,1);
        lcd.drawLine(a+3,q,a+3,q+4,1);
        
        
        lcd.drawLine(a+b,q+1,a+1+b,q,1);
        lcd.drawLine(a+1+b,q,a+5+b,q,1);
        lcd.drawLine(a+5+b,q,a+6+b,q+1,1);
        lcd.drawLine(a+3+b,q,a+3+b,q+4,1);
        if (q < 52){
                lcd.drawLine(a,q+1-2,a+1,q-2,0);
                lcd.drawLine(a+1,q-2,a+5,q-2,0);
                lcd.drawLine(a+5,q-2,a+6,q+1-2,0);
                lcd.drawLine(a+3,q-2,a+3,q+4-2,0);
                
                lcd.drawLine(a+b,q+1-2,a+1+b,q-2,0);
                lcd.drawLine(a+1+b,q-2,a+5+b,q-2,0);
                lcd.drawLine(a+5+b,q-2,a+6+b,q+1-2,0);
                lcd.drawLine(a+3+b,q-2,a+3+b,q+4-2,0);
                }
    }
    enermyFlag = 1;
    
}