static void *
workspaceview_child_size_sub( Columnview *cview, Rect *area )
{
int x, y, w, h;
Rect col;
columnview_get_position( cview, &x, &y, &w, &h );
col.left = x;
col.top = y;
col.width = w;
col.height = h;
im_rect_unionrect( area, &col, area );
return( NULL );
}
/* Do geometry calculations on a node, assuming geo is up to date for any
* children.
*/
static void
calc_geometry( JoinNode *node )
{
Rect um;
switch( node->type ) {
case JOIN_LR:
case JOIN_TB:
case JOIN_LRROTSCALE:
case JOIN_TBROTSCALE:
/* Join two areas.
*/
im_rect_unionrect( &node->arg1->cumtrn.oarea,
&node->arg2->cumtrn.oarea, &um );
node->cumtrn.iarea.left = 0;
node->cumtrn.iarea.top = 0;
node->cumtrn.iarea.width = um.width;
node->cumtrn.iarea.height = um.height;
im__transform_set_area( &node->cumtrn );
break;
case JOIN_CP:
/* Copy from child.
*/
node->cumtrn = node->arg1->cumtrn;
break;
case JOIN_LEAF:
/* Just use leaf dimensions, if there are any.
*/
if( node->im ) {
node->cumtrn.iarea.left = 0;
node->cumtrn.iarea.top = 0;
node->cumtrn.iarea.width = node->im->Xsize;
node->cumtrn.iarea.height = node->im->Ysize;
im__transform_set_area( &node->cumtrn );
}
break;
default:
error_exit( "internal error #98356" );
/*NOTREACHED*/
}
}