2024-03-26 10:16:16 +00:00
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(function(){E.showScroller=function(c){function k(b){return b*c.h+a.y-l}function h(b){return Math.floor((b+l-a.y)/c.h)}if(!c)return Bangle.setUI();let n,f=0,p=0,q=0,t=0,u=0,a=Bangle.appRect,m=0|c.scrollMin,r=c.h*c.c-a.h;r<m&&(r=m);const v=()=>{g.reset().clearRect(a).setClipRect(a.x,a.y,a.x2,a.y2);for(var b=h(a.y),d=Math.min(h(a.y2),c.c-1);b<=d;b++)c.draw(b,{x:a.x,y:k(b),w:a.w,h:c.h});g.setClipRect(0,0,g.getWidth()-1,g.getHeight()-1)},w=()=>{.1<f&&(n||(n=setTimeout(w,0)),f*=
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1-(Date.now()-t)/8E3,.1>=f?f=0:e.scroll-=f*q);e.scroll>r&&(e.scroll=r,f=0);e.scroll<m&&(e.scroll=m,f=0);var b=l;l=e.scroll&-2;if(b-=l){g.reset().setClipRect(a.x,a.y,a.x2,a.y2).scroll(0,b);if(0>b){b=Math.max(a.y2-(1-b),a.y);g.setClipRect(a.x,b,a.x2,a.y2);var d=h(b);for(b=k(d);b<a.y2;b+=c.h)c.draw(d,{x:a.x,y:b,w:a.w,h:c.h}),d++}else for(b=Math.min(a.y+b,a.y2),g.setClipRect(a.x,a.y,a.x2,b),d=h(b),k(d),b=k(d);b>a.y-c.h;b-=c.h)c.draw(d,{x:a.x,y:b,w:a.w,h:c.h}),d--;g.setClipRect(0,0,g.getWidth()-1,g.getHeight()-
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1);n=void 0}};let x={mode:"custom",back:c.back,drag:b=>{let d=Date.now();q=Math.sign(b.dy);e.scroll-=b.dy;if(0<b.b){t=d;if(!u||0>p*q&&0<b.dy*q)u=t,p=f=0;p+=b.dy}else 150>d-t&&(f=q*p/(d-u)*100),u=0;w()},touch:(b,d)=>{d.y<a.y-4||(p=f=0,b=h(d.y),(0>m||0<=b)&&b<c.c&&c.select(b,{x:d.x,y:d.y+l-a.y-b*c.h}))},redraw:v};c.remove&&(x.remove=()=>{n&&clearTimeout(n);c.remove()});Bangle.setUI(x);let e={scroll:E.clip(0|c.scroll,m,r),draw:()=>{g.reset().clearRect(a).setClipRect(a.x,a.y,a.x2,a.y2);var b=h(a.y);let d=
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Math.min(h(a.y2),c.c-1);for(;b<=d;b++)c.draw(b,{x:a.x,y:k(b),w:a.w,h:c.h});g.setClipRect(0,0,g.getWidth()-1,g.getHeight()-1)},drawItem:b=>{let d=k(b);g.reset().setClipRect(a.x,Math.max(d,a.y),a.x2,Math.min(d+c.h,a.y2));c.draw(b,{x:a.x,y:d,w:a.w,h:c.h});g.setClipRect(0,0,g.getWidth()-1,g.getHeight()-1)},isActive:()=>Bangle.uiRedraw==v},l=e.scroll&-2;e.draw();g.flip();return e}})()
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