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we change state directly; save moves' path

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This commit is contained in:
Gwenhael Le Moine 2011-07-16 11:39:02 +02:00
parent 9df46b1116
commit 285017b767
1 changed files with 13 additions and 10 deletions
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23
js/star.js
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@ -176,6 +176,7 @@ function initialize_a_star( dom_container, level_index ) {
default: break; default: break;
} }
var path = { } + item_coord;
/* Calculating arrival coordinates */ /* Calculating arrival coordinates */
while ( /* Hairy conditions ahead */ while ( /* Hairy conditions ahead */
/* target cell is within level's boundaries */ /* target cell is within level's boundaries */
@ -187,19 +188,21 @@ function initialize_a_star( dom_container, level_index ) {
|| ( state.moving == cell.BALL && ( get_cell( item_coord[ 0 ] + motion[ 0 ], item_coord[ 1 ] + motion[ 1 ] ) == cell.GIFT ) ) || ( state.moving == cell.BALL && ( get_cell( item_coord[ 0 ] + motion[ 0 ], item_coord[ 1 ] + motion[ 1 ] ) == cell.GIFT ) )
) )
{ {
state = set_cell( item_coord[ 0 ], item_coord[ 1 ], cell.EMPTY ); /* empty the origin cell */ set_cell( item_coord[ 0 ], item_coord[ 1 ], cell.EMPTY ); /* empty the origin cell */
draw_cell( assets.sprites.empty, item_coord[ 0 ], item_coord[ 1 ] ); draw_cell( assets.sprites.empty, item_coord[ 0 ], item_coord[ 1 ] );
item_coord[ 0 ] += motion[ 0 ]; /* move coordinate */ item_coord[ 0 ] += motion[ 0 ]; /* move coordinate */
item_coord[ 1 ] += motion[ 1 ]; /* to those of target cells */ item_coord[ 1 ] += motion[ 1 ]; /* to those of target cells */
state = set_cell( item_coord[ 0 ], item_coord[ 1 ], state.moving ); /* move actor into target cell */ path += item_coord;
set_cell( item_coord[ 0 ], item_coord[ 1 ], state.moving ); /* move actor into target cell */
draw_cell( ( state.moving == cell.BALL ) ? assets.sprites.ball_selected : assets.sprites.cube_selected, item_coord[ 0 ], item_coord[ 1 ] ); draw_cell( ( state.moving == cell.BALL ) ? assets.sprites.ball_selected : assets.sprites.cube_selected, item_coord[ 0 ], item_coord[ 1 ] );
state.distance_travelled++; /* increment distance_travelled */ state.distance_travelled++; /* increment distance_travelled */
} }
update_infos( ); update_infos( );
return state; return path;
} }
function event_handler( e ) { function event_handler( e ) {
@ -222,15 +225,15 @@ function initialize_a_star( dom_container, level_index ) {
state.moving = ( state.moving != cell.BALL ) ? cell.BALL : cell.CUBE; state.moving = ( state.moving != cell.BALL ) ? cell.BALL : cell.CUBE;
} else if ( click.x == movingpos[0] ) { } else if ( click.x == movingpos[0] ) {
if ( click.y > movingpos[1] ) { if ( click.y > movingpos[1] ) {
state = make_a_move( direction.DOWN ); make_a_move( direction.DOWN );
} else if ( click.y < movingpos[1] ) { } else if ( click.y < movingpos[1] ) {
state = make_a_move( direction.UP ); make_a_move( direction.UP );
} }
} else if ( click.y == movingpos[1] ) { } else if ( click.y == movingpos[1] ) {
if ( click.x > movingpos[0] ) { if ( click.x > movingpos[0] ) {
state = make_a_move( direction.RIGHT ); make_a_move( direction.RIGHT );
} else { } else {
state = make_a_move( direction.LEFT ); make_a_move( direction.LEFT );
} }
} }
} }
@ -240,10 +243,10 @@ function initialize_a_star( dom_container, level_index ) {
case 38: // UP case 38: // UP
case 39: // RIGHT case 39: // RIGHT
case 40: // DOWN case 40: // DOWN
state = make_a_move( e.keyCode ); make_a_move( e.keyCode );
break; break;
case 32: // SPACE case 32: // SPACE
state = switch_actor( ); switch_actor( );
break; break;
case 78: // n case 78: // n
if ( state.level < assets.levels.length - 1 ) { if ( state.level < assets.levels.length - 1 ) {