Given the javascript program below, Write a function that checks for collisions between the user's sprite and the walls When the character moves, make sure that it cannot move into a wall(add at least 10 walls) Also include a goal, and indicate a win by turning the background to a different color The player wins whenever he she makes it to the goal Just write the code you think would work Simple Animation var canvas The canvas shown on the page var ctx The context, used to access the canvas var SpriteRow 0 Row of the graphic to show var SpriteCol 0 Col of the graphic to show var MaxSpriteRow 8 How many rows of images var MaxSpriteCol 8 How many columns of images var SpriteX 50 Position of sprite on the canvas var SpriteY 50 var SpriteWidth 32 Width, Height of each subimage var SpriteHeight 32 var SpriteImage new Image() Sprite sheet SpriteImage src Pounce png Set up a timer to execute every 50 ms Begin code from http www w3schools com jsref met win setinterval asp var myInterval self setInterval( Tick() , INTERVAL) End code from www w3schools com function eraseSprite() erase sprite ctx clearRect(SpriteX, SpriteY, SpriteWidth, SpriteHeight) function drawSprite() draw sprite ctx drawImage(SpriteImage, SpriteX, SpriteY) ctx drawImage(SpriteImage, SpriteCol SpriteWidth, SpriteRow SpriteHeight, SpriteWidth, SpriteHeight, SpriteX, SpriteY, SpriteWidth, SpriteHeight) update the next image to show SpriteCol if (SpriteCol MaxSpriteCol) SpriteCol 0 function Tick() Erase the sprite from its current location eraseSprite() Show a new image drawSprite() function loadComplete() console log( Load is complete ) canvas document getElementById( theCanvas ) ctx canvas getContext( 2d ) What to do when the user presses a key function whenKeyPressed(key) switch (key) case 28 Right arrow was pressed break case 29 Left arrow, ASCII 29 break case 30 Up arrow was pressed Go up a row SpriteRow SpriteRow 1 if (SpriteRow 0) SpriteRow MaxSpriteRow 1 SpriteCol 0 reset column to first image break case 31 Down arrow was pressed Go down a row SpriteRow SpriteRow 1 if (SpriteRow MaxSpriteRow) SpriteRow 0 SpriteCol 0 reset column to first image break Press up down to see different rows Set up a function to handle key presses This should work across most browsers document 'onkeydown' function(event) event event window event var key event which event cursor Check for a special key value, and map it to ASCII switch (key) case 37 Left arrow, ASCII 29 key 29 break case 38 Up arrow, ASCII 30 key 30 break case 39 Right arrow, ASCII 28 key 28 break case 40 Down arrow, ASCII 31 key 31 break document getElementById( keydown ) innerHTML key Down event, keycode key whenKeyPressed(key)

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Question: Given the javascript program below, Write a function that checks for collisions between the user's sprite and the walls. When the character moves, make sure

Given the javascript program below, Write a function that checks for collisions between the user's sprite and the walls. When the character moves, make sure that it cannot move into a wall(add at least 10 walls). Also include a goal, and indicate a win by turning the background to a different color. The player wins whenever he/she makes it to the goal. Just write the code you think would work.

Simple Animation

Press up/down to see different rows

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