Diff: main.cpp

Revision:

8:b857684a3983

Parent:

7:2942e97924f0

Child:

9:77b83754460c

diff -r 2942e97924f0 -r b857684a3983 main.cpp
--- a/main.cpp	Thu Apr 30 15:39:20 2015 +0000
+++ b/main.cpp	Thu Apr 30 20:53:56 2015 +0000
@@ -17,8 +17,13 @@
     HARD,
 };
 
+enum GameMode {
+    CLASSIC,
+    BOUNDARY,
+};
+
 Difficulty currentDifficulty=EASY;// initialise to easy mode
-
+GameMode   selectedGameMode=CLASSIC;
 
 // struct for Joystick
 typedef struct JoyStick Joystick;
@@ -74,7 +79,7 @@
 
 void displaySplash()
 {
- 
+
     lcd.inverseMode();      // change colour mode
     lcd.setBrightness(0.5); // put LED backlight on 50%
 
@@ -114,7 +119,7 @@
 
     gameSpeed= 1.0/5; // set easy game speed(for game time)
 }
-void mediumSelected() // display when medium is selected 
+void mediumSelected() // display when medium is selected
 {
     currentDifficulty=MEDIUM;
     lcd.clear();
@@ -127,7 +132,7 @@
     lcd.drawCircle(10,27,2,0);
     lcd.drawCircle(10,35,2,1);
     lcd.drawCircle(10,43,2,0);
-    gameSpeed=1.0/7; // set medium game speed 
+    gameSpeed=1.0/7; // set medium game speed
 }
 
 void hardSelected() // display when hard is selected
@@ -146,6 +151,76 @@
     gameSpeed=1.0/12; // set hard game speed
 }
 
+void classicModeSelected()
+{
+
+
+    selectedGameMode=CLASSIC;
+    lcd.clear();
+    lcd.printString("Please Select",2,0);
+    lcd.printString("Game Mode:",2,1);
+    lcd.printString("Classic",20,3);
+    lcd.printString("Boundary",20,4);
+    lcd.refresh();
+    lcd.drawCircle(10,27,2,1);
+    lcd.drawCircle(10,35,2,0);
+
+}
+
+void boundaryModeSelected()
+{
+    selectedGameMode=BOUNDARY;
+    lcd.clear();
+    lcd.printString("Please Select",2,0);
+    lcd.printString("Game Mode:",2,1);
+    lcd.printString("Classic",20,3);
+    lcd.printString("Boundary",20,4);
+    lcd.refresh();
+    lcd.drawCircle(10,27,2,0);
+    lcd.drawCircle(10,35,2,1);
+
+}
+
+
+void checkSelectedGameMode()
+{
+
+    switch(selectedGameMode) {
+        case CLASSIC://classicMode;
+
+            switch (joystick.direction) {
+
+                case UP:
+                    boundaryModeSelected();
+                    break;
+
+
+                case DOWN:
+                    boundaryModeSelected();
+                    break;
+            }
+            break;
+
+
+        case BOUNDARY:
+
+            switch (joystick.direction) {
+
+                case UP:
+                    classicModeSelected();
+                    break;
+
+
+                case DOWN:
+                    classicModeSelected();
+                    break;
+            }
+
+            break;
+    }
+    wait(0.2);
+
+}
 
 void checkSelectedDifficulty()
 {
@@ -210,8 +285,8 @@
 
 void startingSnake()
 {
-   snakeX.resize(5);
-   snakeY.resize(5);
+    snakeX.resize(5);
+    snakeY.resize(5);
     snakeX[0]=20;
     snakeX[1]=22;
     snakeX[2]=24;
@@ -222,7 +297,7 @@
     snakeY[2]=27;
     snakeY[3]=27;
     snakeY[4]=27;
-    
+
 
     for (int i=0; i<5; i++) {
         // lcd.setPixel(snakeX[i],snakeY[i]);
@@ -261,7 +336,7 @@
 //serial.printf("%d",randomX);
 }
 
-void Boundary()
+void hardBoundary()
 {
 
 
@@ -281,9 +356,26 @@
     lcd.refresh();
 
 }
+void classicBoundary()
+{
 
 
+    for(int x = 1; x< 83; x++) { // draw 1 to 82 at y=8
+        lcd.setPixel(x,8);
+    }
+    for(int x = 1; x< 83; x+=2) { // draw 1 to 82 at y=47
+        lcd.setPixel(x,47);
+    }
+    for(int y = 8; y< 48; y+=2) {// draw 8 tp 47 at x=1
+        lcd.setPixel(1,y);
+    }
+    for(int y = 8; y< 48; y+=2) {// draw 8 to 47 at x =82
+        lcd.setPixel(82,y);
+    }
 
+    lcd.refresh();
+
+}
 
 
 void updateSnakeArray()
@@ -323,33 +415,38 @@
         case UP:
             snakeX[snakeX.size()-1]=snakeX[snakeX.size()-2];
             snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2]-2;
-            
- if(snakeY[snakeY.size()-1] <9) snakeY[snakeY.size()-1]=45;
+
+           if (selectedGameMode==CLASSIC){
+             if(snakeY[snakeY.size()-1] <9) snakeY[snakeY.size()-1]=45;
+             }
             break;
 
         case DOWN:
-          snakeX[snakeX.size()-1]=snakeX[snakeX.size()-2];
+            snakeX[snakeX.size()-1]=snakeX[snakeX.size()-2];
             snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2]+2;
             
+          if (selectedGameMode==CLASSIC){
             if(snakeY[snakeY.size()-1] >45) snakeY[snakeY.size()-1]=9;
+            }
             break;
 
         case LEFT:
             snakeX[snakeX.size()-1]=snakeX[snakeX.size()-2]-2;
+            snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2];
             
-            if(snakeX[snakeX.size()-1] <2) snakeX[snakeX.size()-1]=80;
-    
-            snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2];
+             if (selectedGameMode==CLASSIC){
+             if(snakeX[snakeX.size()-1] <2) snakeX[snakeX.size()-1]=80;
+             }
             break;
 
         case RIGHT:
             snakeX[snakeX.size()-1]= snakeX[snakeX.size()-2]+2;
-          
-          if(snakeX[snakeX.size()-1] >80) snakeX[snakeX.size()-1]=2;
-         
+            snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2];
             
-            snakeY[snakeY.size()-1]=snakeY[snakeY.size()-2];
-          
+             if (selectedGameMode==CLASSIC){
+             if(snakeX[snakeX.size()-1] >80) snakeX[snakeX.size()-1]=2;
+             }
+
             break;
 
         case CENTRE:
@@ -365,20 +462,20 @@
 }
 void playTune()
 {
-    
+
     //float frequency[]={440,659};
-   // float beat[]={1,1,};
-    // Buzzer=0.3; 
-      //  Buzzer.period(1/(440));// time =1/f 
-        //wait(1);
-        //Buzzer.period(1/(659));
-     
-        //Buzzer=0;
-        
-           // set PWM period
-             
-// set duty cycle 
-     //wait(0.5*beat[i]);     
+    // float beat[]={1,1,};
+    // Buzzer=0.3;
+    //  Buzzer.period(1/(440));// time =1/f
+    //wait(1);
+    //Buzzer.period(1/(659));
+
+    //Buzzer=0;
+
+    // set PWM period
+
+// set duty cycle
+    //wait(0.5*beat[i]);
 }
 void gameOver()
 {
@@ -412,11 +509,11 @@
     lcd.printString("Press Reset" ,2,3);
     lcd.printString("Button To" ,10,4);
     lcd.printString("Play Again" ,20,5);
-    
+
     //
     lcd.refresh();
-   playTune();
-    
+    playTune();
+
     //gamePlaying=0;
 
 
@@ -499,8 +596,14 @@
 
 void startButtonPressed()
 {
-    gamePlaying=1;
-    // myleds=15;
+    if (menuState==0) {
+        menuState=1;
+    }
+
+  else  if (menuState==1) {
+        menuState=2;
+    }
+
 }
 
 
@@ -561,22 +664,30 @@
 }
 void startUpMenu()
 {
-lcd.inverseMode();
+    lcd.inverseMode();
     easySelected();
     joystick.direction=UNKNOWN;
     calibrateJoystick();  // get centred values of joystick
-     
+
+}
+
+void ModeMenu()
+{
+    classicModeSelected();
+    joystick.direction=UNKNOWN;
+    calibrateJoystick();  // get centred values of joystick
 }
 
 void resetButtonPressed()
 {
-    gamePlaying=0;
+    //gamePlaying=0;
+    menuState=0;
 }
 
 
 int main()
 {
-    leds=1;
+   
     lcd.init();
     resetButton.mode(PullDown);
     startButton.mode(PullDown);
@@ -584,36 +695,56 @@
     startButton.rise(&startButtonPressed);
     resetButton.rise(&resetButtonPressed);
     button.rise(&pauseButtonPressed);
-      displaySplash();
+    displaySplash();
+     leds=1;
     wait(4);
 //serial.printf("starting");
     while(1) {
+        leds=1;
         startUpMenu();
-        while (gamePlaying==0) {
+        while (menuState==0) {
             updateJoystick();
             checkSelectedDifficulty();
             updateBrightness();
             //serial.printf("check difficulty loop");
+            
+             if (menuState==1){
+                ModeMenu();
+                }
         }
 
-         if (gamePlaying==1) {
+
+        while(menuState==1) {
+           // ModeMenu();
+           
+            updateJoystick();
+            checkSelectedGameMode();
+            updateBrightness();
+           
+        }
+
+        if (menuState==2) {
 
             lcd.clear();
-            lcd.normalMode();      // normal colour mode
-            Boundary();
+            lcd.normalMode();  
+            if (selectedGameMode==BOUNDARY) hardBoundary();
+            if (selectedGameMode==CLASSIC) classicBoundary();
+            
+   // normal colour mode
+         
             previousDirection=RIGHT;
-            joystick.direction=RIGHT; // make sure when game reset that joystick is reset to right 
+            joystick.direction=RIGHT; // make sure when game reset that joystick is reset to right
             startingSnake();
             randomiseFood();
             int score=5;
-    int length = sprintf(buffer,"%2d",score);
+            int length = sprintf(buffer,"%2d",score);
             if (length <= 14)  // if string will fit on display
                 lcd.printString(buffer,0,0);
             // lcd.drawRect(0,0,83,7,0);
-            lcd.refresh();    
-             startGame.attach(&updateGameISR,gameSpeed);
-           
-            while (gamePlaying==1) {
+            lcd.refresh();
+            startGame.attach(&updateGameISR,gameSpeed);
+
+            while (menuState==2) {
 
                 //  serial.printf("enter game loop");
                 if(updateGameFlag==1) {
@@ -626,20 +757,20 @@
                     updateSnakeArray();
                     for (int i=0; i<snakeX.size(); i++) {
                         lcd.drawRect(snakeX[i],snakeY[i],1,1,1);
-                  // lcd.setPixel(snakeX[i],snakeY[i]);
-
-
+                        // lcd.setPixel(snakeX[i],snakeY[i]);
                     }
                     lcd.refresh();
                     previousDirection=joystick.direction;
 
-                    //checkForCollision();
+                    if (selectedGameMode==BOUNDARY) checkForCollision();
+                    
+                    
                     checkForFood();
 
 
                     for (int i=0; i<snakeX.size()-1; i++) {
                         checkForCollisionWithSelf(i);
-                         updateBrightness();
+                        updateBrightness();
                         //serial.printf("%d",snakeX.size());
                         // printVectorContent();