@remotex-labs/xansi
Version:
A lightweight ANSI utility library for styling terminal output
4 lines (3 loc) • 4.1 kB
JavaScript
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`)[0];let s=this.contentBuffer[t]??=[],l=R(r),o=Math.min(this.terminalWidth-n,l.length),c=b(r);for(let u=0;u<o;u++){let h=n+u,p=c[u];s[h]||(s[h]={char:"",dirty:!0}),s[h].char!==p&&(s[h].char=p,s[h].dirty=!0)}s.length=Math.min(Math.max(n+o,this.terminalWidth),this.terminalWidth)}render(t=!1){let n=Math.min(this.scrollPosition,this.contentBuffer.length),r=Math.min(n+this.terminalHeight,this.contentBuffer.length);if(n>=r)return;let e={force:t,output:"",viewLine:[],screenRow:1,contentLine:[]};for(let s=n;s<r;s++,e.screenRow++)e.contentLine=this.contentBuffer[s],e.contentLine&&(e.viewLine=this.viewBuffer[e.screenRow]??=[],this.renderLine(e),e.viewLine.length>e.contentLine.length&&(e.output+=f.CLEAR_LINE,e.viewLine.length=e.contentLine.length));if(r>=this.contentBuffer.length){this.viewBuffer.length=e.screenRow;for(let s=e.screenRow;s<=this.terminalHeight;s++)e.output+=this.moveCursor(s,0),e.output+=f.CLEAR_LINE}e.output+=this.moveCursor(this.viewBuffer.length,this.terminalWidth),m(e.output)}renderLine(t){let n=!0;for(let r=0;r<t.contentLine.length;r++){let e=t.contentLine[r];if(e&&!e.dirty&&e.char===t.viewLine[r]&&!t.force){n=!0;continue}if(n&&(t.output+=this.moveCursor(t.screenRow,r+1),n=!1),!e){t.viewLine[r]=" ",t.output+=" ";continue}t.viewLine[r]=e.char,t.output+=e.char,e.dirty=!1}}moveCursor(t,n=0){return v(t+this.topPosition,n+this.leftPosition)}};0&&(module.exports={ShadowRenderer});
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