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Ajustes e correção de bugs #1

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Ajustes e correção de bugs #1

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85c2b5a
Implementado a identificação de quando todos os blocos foram destruídos.
Feb 7, 2012
a1c3bd8
justes no HTML e JS
Feb 15, 2012
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1 change: 1 addition & 0 deletions breakout/breakout.html
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,7 @@ <h1>CanvasBreak</h1>
<canvas id="canvas"></canvas>
</div>


<script src="breakout.js"></script>
</body>
</html>
56 changes: 34 additions & 22 deletions breakout/breakout.js
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
var brick_height = 20;
var brick_lines = 5;
var brick_columns = screen_width / brick_width;
var bricks = brick_lines * Math.floor(brick_columns);

//keys
var KEY_LEFT = 37;
Expand All @@ -41,9 +42,9 @@
var bricks_board = new Array();


for(var i=0; i<brick_lines; i++){
for(var i=0; i<brick_columns; i++){
bricks_board[i] = new Array();
for(var j=0; j<brick_columns; j++){
for(var j=0; j<brick_lines; j++){
bricks_board[i][j] = 1;
}
}
Expand All @@ -56,12 +57,22 @@
}

var bricks_collided = function(ball_x, ball_y){
var xspace = ball_x/brick_width;
var yspace = ball_y/brick_height;
var xspace = Math.floor((ball_x + ball_radius)/brick_width);
var yspace = Math.floor((ball_y - ball_radius - ball_speed)/brick_height);

return [xspace,yspace];
return [xspace, yspace, (xspace>=0 && xspace<=9 && yspace>=0 && yspace<=4)];
}

var bricks_draw = function(column, line){
ctx.fillStyle = "#5FF";
ctx.strokeStyle = "black";
ctx.lineWidth = 2;
ctx.beginPath();
ctx.rect(column*brick_width, line*brick_height, brick_width, brick_height);
ctx.fill();
ctx.stroke();

}

var update = function(){
//clear the screen
Expand All @@ -80,19 +91,23 @@
ctx.fill();

if(ball_moving){
//alert(ball_y);
bricks_point = bricks_collided(ball_x, ball_y);
if (bricks_point[0]>0 && bricks_point[0]<=10 && bricks_point[1]>0 && bricks_point[1]<=5 && (bricks_board[parseInt(bricks_point[1],10)-1][parseInt(bricks_point[0],10)]==1)){
bricks_board[parseInt(bricks_point[1],10)-1][parseInt(bricks_point[0],10)] = 0;

ball_ydirection *= -1;
}
else {
if(ball_x - ball_speed <= 0 || ball_x >= screen_width - ball_radius)
ball_xdirection *= -1;
if(ball_y - ball_speed <= ball_radius / 2 || bar_collided())
if (bricks_point[2]==true) {
if (bricks_board[bricks_point[0]][bricks_point[1]]==1) {
ball_ydirection *= -1;
}
bricks_board[bricks_point[0]][bricks_point[1]]=0;
bricks--;
if (bricks==0){
alert('Parabés, voce ganhou!');
ball_moving = false;
}
}
}
if(ball_x - ball_speed <= 0 || ball_x >= screen_width - ball_radius)
ball_xdirection *= -1;
if(ball_y - ball_speed <= ball_radius / 2 || bar_collided())
ball_ydirection *= -1;

ball_x += ball_speed * ball_xdirection;
ball_y += ball_speed * ball_ydirection;

Expand All @@ -107,13 +122,10 @@
ctx.fillStyle = "#5FF";
ctx.strokeStyle = "black";
ctx.lineWidth = 2;
for(var i=0; i<brick_lines; i++){
for(var j=0; j<brick_columns; j++){
for(var i=0; i<brick_columns; i++){
for(var j=0; j<brick_lines; j++){
if (bricks_board[i][j]==1) {
ctx.beginPath();
ctx.rect(j*brick_width, i*brick_height, brick_width, brick_height);
ctx.fill();
ctx.stroke();
bricks_draw(i,j);
}
}
}
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