private void draw_brick(int row, int col)
{
switch (b.get_tile(row, col))
{
case ' ': erase_brick(row, col); break;
case '#': draw_colour(row, col, "red"); break;
case '=': draw_colour(row, col, "yellow"); break;
case '-': draw_colour(row, col, "green"); break;
case '<': draw_colour(row, col, "darkgrey"); break;
case '>': draw_colour(row, col, "lightgrey"); break;
}
}
private bool hits_brick0(Context context, int nx, int ny,
ref int vx, ref int vy, breakout b, gamewindow g)
{
int r = (ny * breakout.max_row) / breakout_definitions.y_res;
int c = (nx * breakout.max_col) / breakout_definitions.x_res;
if ((r < 0) || (c < 0) || (r >= breakout.max_row) || (c >= breakout.max_col))
{
return(false);
}
if (b.get_tile(r, c) == ' ')
{
return(false); // no brick present
}
int bx0 = (breakout_definitions.x_res * c) / breakout.max_col;
int by0 = (breakout_definitions.y_res * r) / breakout.max_row;
int width = (breakout_definitions.x_res / breakout.max_col);
int height = (breakout_definitions.y_res / breakout.max_row);
if (in_range(nx, bx0, bx0 + width) && ((ny == by0) || (ny == by0 + height)))
{
// hit top of brick or bottom of brick
vy = -vy;
g.hit_brick(r, c);
return(true);
}
if (in_range(ny, by0, by0 + height) && ((nx == bx0) || (nx == bx0 + width)))
{
// hit left or right of brick
vx = -vx;
g.hit_brick(r, c);
return(true);
}
return(false);
}