krpano-action

拽动热点

    spheretoscreen(ath, atv, hotspotcenterx, hotspotcentery, 'l');
    sub(drag_adjustx, mouse.stagex, hotspotcenterx);
    sub(drag_adjusty, mouse.stagey, hotspotcentery);
    asyncloop(pressed,
        sub(dx, mouse.stagex, drag_adjustx);
        sub(dy, mouse.stagey, drag_adjusty);
        screentosphere(dx, dy, ath, atv);
      );

拽动图层
获取x y的位置

            copy(drag_currentx, x);
            copy(drag_currenty, y);
            copy(drag_stagex, mouse.stagex);
            copy(drag_stagey, mouse.stagey);
            indexoftxt(align_contains_right, get(align), 'right');
            indexoftxt(align_contains_bottom, get(align), 'bottom');
            calc(drag_align_x, align_contains_right GE 0 ? -1 : +1);
            calc(drag_align_y, align_contains_bottom GE 0 ? -1 : +1);
            asyncloop(pressed,
            calc(x, drag_currentx + (mouse.stagex - drag_stagex)*drag_align_x);
            calc(y, drag_currenty + (mouse.stagey - drag_stagey)*drag_align_y);
            trace("x ",x," y ",y);
            );