gecko.h

00001 /***************************************************************************//**
00002  * @file gecko.h
00003  * @brief class for creating a gecko-like object and keeps track of its momvement
00004  *******************************************************************************
00005  * @section License
00006  * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
00007  *******************************************************************************
00008  *
00009  * Permission is granted to anyone to use this software for any purpose,
00010  * including commercial applications, and to alter it and redistribute it
00011  * freely, subject to the following restrictions:
00012  *
00013  * 1. The origin of this software must not be misrepresented; you must not
00014  *    claim that you wrote the original software.
00015  * 2. Altered source versions must be plainly marked as such, and must not be
00016  *    misrepresented as being the original software.
00017  * 3. This notice may not be removed or altered from any source distribution.
00018  *
00019  * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
00020  * obligation to support this Software. Silicon Labs is providing the
00021  * Software "AS IS", with no express or implied warranties of any kind,
00022  * including, but not limited to, any implied warranties of merchantability
00023  * or fitness for any particular purpose or warranties against infringement
00024  * of any proprietary rights of a third party.
00025  *
00026  * Silicon Labs will not be liable for any consequential, incidental, or
00027  * special damages, or any other relief, or for any claim by any third party,
00028  * arising from your use of this Software.
00029  *
00030  ******************************************************************************/
00031  
00032 // #include "LS013B7DH03.h"
00033 #include "settings.h"
00034 #include "asymmetricPart.h"
00035 
00036 class Gecko{
00037   private:
00038       uint8_t _position[MAXLENGTH];
00039       uint8_t _last;
00040       uint8_t _length;
00041 
00042       asymmetricPart _head;
00043 
00044       void drawPart(ColorMemLCD &display, uint8_t x, uint8_t y) const;
00045       void removePart(ColorMemLCD &display, uint8_t x, uint8_t y) const;
00046 
00047     public:
00048         Gecko();
00049 
00050         /* Moves the snake and redraws it on the display */
00051         void move(ColorMemLCD &display, Direction dir);
00052 
00053         /* Redraw the entire snake */
00054          void draw(ColorMemLCD &display) const;
00055 
00056         /* Check if the snake has collides with itself */
00057         bool selfCollision() const;
00058 
00059         /* Increases the length of the snake by one STEPSIZE x STEPSIZE tile */
00060         void increaseLength(ColorMemLCD &display, Direction dir);
00061 
00062         /* Checks if the head of the snake occupies a STEP */
00063         bool headOccupiesTile(uint8_t x, uint8_t y) const;
00064 
00065         /* Chech if the snake occupies a STEPSIZE x STEPSIZE tile */
00066         bool occupiesTile(uint8_t x, uint8_t y) const;
00067 
00068         /* Get coordinates */
00069         uint8_t getX(uint8_t indx) const;
00070         uint8_t getY(uint8_t indx) const;
00071 };
00072 
00073