Diff: snake.cpp

Revision:

0:dc906408980e

Child:

1:5fcb94bb03db

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/snake.cpp	Wed Oct 09 16:23:20 2013 +0000
@@ -0,0 +1,51 @@
+#include "snake.h"
+#include "bodyPiece.h"
+#include <list>
+
+snake::snake(char startRow, char startCol){
+    bodyPiece head = bodyPiece();
+    head.currRow = startRow;
+    head.currCol = startCol;
+    snakeBody.push_back(head);
+}
+
+void snake::move(char newHeadRow, char newHeadCol){
+    
+    // Variables to hold the bodyPiece's X and Y positions on the grid
+    char prevRow, prevCol, tempRow, tempCol;
+
+    // Store the snake's head into the iterator
+    std::list<bodyPiece>::iterator it=snakeBody.begin();
+    // Save the head's current Row and Col position
+    prevRow = (*it).currRow;
+    prevCol = (*it).currCol; 
+    // Update the head to the new Row and Col
+    (*it).currRow = newHeadRow;
+    (*it).currCol = newHeadCol;
+    // Check to see if we are at the tail with this while loop
+    while(it != snakeBody.end()){
+        // Move to the next bodyPiece
+        it++;
+        // Store the previous piece's location in the current piece
+        tempRow = (*it).currRow;
+        (*it).currRow = prevRow;
+        tempCol = (*it).currCol;
+        (*it).currCol = prevCol;
+        prevRow = tempRow;
+        prevCol = tempCol;
+    }
+}
+
+void snake::addPiece(){
+    snakeBody.push_back(bodyPiece());
+}
+
+food::food(char row, char col){
+    currRow = row;
+    currCol = col;
+}
+
+void food::moveFood(char row, char col){
+    currRow = row;
+    currCol = col;
+}
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