a77/uni_modules/lime-painter/static/painter.js

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t.prototype.lifecycle=function(t,e){this.options.listen&&this.options.listen[t]&&this.options.listen[t](e)},t.prototype.setContext=function(t){t&&(this.ctx=t)},t.prototype.init=function(){(this.canvas.height||r.WEB==R)&&(this.canvas.height=this.size.height*this.pixelRatio,this.canvas.width=this.size.width*this.pixelRatio,this.ctx.scale(this.pixelRatio,this.pixelRatio))},t.prototype.clear=function(){this.ctx.clearRect(0,0,this.size.width,this.size.height)},t.prototype.clipPath=function(t,e,i,n,r,o,s){void 0===o&&(o=!1),void 0===s&&(s=!1);var a=this.ctx;if(/polygon/.test(r)){var h=r.match(/-?\d+(rpx|px|%)?\s+-?\d+(rpx|px|%)?/g)||[];a.beginPath(),h.map((function(r){var o=r.split(" "),s=o[0],a=o[1];return[A(s,i)+t,A(a,n)+e]})).forEach((function(t,e){0==e?a.moveTo(t[0],t[1]):a.lineTo(t[0],t[1])})),a.closePath(),s&&a.stroke(),o&&a.fill()}},t.prototype.roundRect=function(t,e,i,n,r,o,s){if(void 0===o&&(o=!1),void 0===s&&(s=!1),!(r<0)){var a=this.ctx;if(a.beginPath(),r){var h=r||{},d=h.borderTopLeftRadius,c=void 0===d?r||0:d,l=h.borderTopRightRadius,f=void 0===l?r||0:l,u=h.borderBottomRightRadius,p=void 0===u?r||0:u,g=h.borderBottomLeftRadius,v=void 0===g?r||0:g;a.arc(t+i-p,e+n-p,p,0,.5*Math.PI),a.lineTo(t+v,e+n),a.arc(t+v,e+n-v,v,.5*Math.PI,Math.PI),a.lineTo(t,e+c),a.arc(t+c,e+c,c,Math.PI,1.5*Math.PI),a.lineTo(t+i-f,e),a.arc(t+i-f,e+f,f,1.5*Math.PI,2*Math.PI),a.lineTo(t+i,e+n-p)}else a.rect(t,e,i,n);a.closePath(),s&&a.stroke(),o&&a.fill()}},t.prototype.setTransform=function(t,e){var i=e.transform,n=e.transformOrigin,r=this.ctx,o=i||{},s=o.scaleX,a=void 0===s?1:s,h=o.scaleY,d=void 0===h?1:h,c=o.translateX,l=void 0===c?0:c,f=o.translateY,u=void 0===f?0:f,p=o.rotate,g=void 0===p?0:p,v=o.skewX,y=void 0===v?0:v,b=o.skewY,x=void 0===b?0:b,m=t.left,w=t.top,S=t.width,z=t.height;l=A(l,S)||0,u=A(u,z)||0;var M={top:A("0%",1),center:A("50%",1),bottom:A("100%",1)},B={left:A("0%",1),center:A("50%",1),right:A("100%",1)};if(n=n.split(" ").filter((function(t,e){return e<2})).reduce((function(t,e){if(/\d+/.test(e)){var i=A(e,1)/(/px|rpx$/.test(e)?T(t.x)?z:S:1);return T(t.x)?Object.assign(t,{y:i}):Object.assign(t,{x:i})}return T(B[e])&&!T(t.x)?Object.assign(t,{x:B[e]}):Object.assign(t,{y:M[e]||.5})}),{}),(l||u)&&r.translate(l,u),(a||d)&&r.scale(a,d),g){var k=m+S*n.x,I=w+z*n.y;r.translate(k,I),r.rotate(g*Math.PI/180),r.translate(-k,-I)}(y||x)&&r.transform(1,Math.tan(x*Math.PI/180),Math.tan(y*Math.PI/180),1,0,0)},t.prototype.setBackground=function(t,e,i,n,o){var s=this.ctx;t&&t!=M?j(t)?C(t,e,i,n,o,s):s.setFillStyle(t):[r.MP_TOUTIAO,r.MP_BAIDU].includes(R)?s.setFillStyle("rgba(0,0,0,0)"):s.setFillStyle(M)},t.prototype.setShadow=function(t){var e=t.boxShadow,i=void 0===e?[]:e,n=this.ctx;if(i.length){var r=i[0],o=i[1],s=i[2],a=i[3];n.setShadow(r,o,s,a)}},t.prototype.setBorder=function(t,e){var i=this.ctx,n=t.width,r=t.height,o=t.left,s=t.top,a=e.border,h=e.borderBottom,d=e.borderTop,c=e.borderRight,l=e.borderLeft,f=e.borderRadius,u=e.lineCap,p=a||{},g=p.borderWidth,v=void 0===g?0:g,y=p.borderStyle,b=p.borderColor,x=h||{},m=x.borderBottomWidth,w=void 0===m?v:m,S=x.borderBottomStyle,z=void 0===S?y:S,M=x.borderBottomColor,B=void 0===M?b:M,k=d||{},I=k.borderTopWidth,P=void 0===I?v:I,W=k.borderTopStyle,L=void 0===W?y:W,O=k.borderTopColor,T=void 0===O?b:O,A=c||{},F=A.borderRightWidth,j=void 0===F?v:F,C=A.borderRightStyle,E=void 0===C?y:C,H=A.borderRightColor,U=void 0===H?b:H,Y=l||{},$=Y.borderLeftWidth,D=void 0===$?v:$,_=Y.borderLeftStyle,X=void 0===_?y:_,N=Y.borderLeftColor,V=void 0===N?b:N,G=f||{},q=G.borderTopLeftRadius,J=void 0===q?f||0:q,Q=G.borderTopRightRadius,Z=void 0===Q?f||0:Q,K=G.borderBottomRightRadius,tt=void 0===K?f||0:K,et=G.borderBottomLeftRadius,it=void 0===et?f||0:et;if(h||l||d||c||a){var nt=function(t,e,n){"dashed"==e?/mp/.test(R)?i.setLineDash([Math.ceil(4*t/3),Math.ceil(4*t/3)]):i.setLineDash([Math.ceil(6*t),Math.ceil(6*t)]):"dotted"==e&&i.setLineDash([t,t]),i.setStrokeStyle(n)},rt=function(t,e,n,r,o,s,a,h,d,c,l,f,p,g,v){i.save(),i.setLineCap(v?"square":u),i.setLineWidth(f),nt(f,p,g),i.beginPath(),i.arc(t,e,a,Math.PI*d,Math.PI*c),i.lineTo(n,r),i.arc(o,s,h,Math.PI*c,Math.PI*l),i.stroke(),i.restore()};if(i.save(),a&&!h&&!l&&!d&&!c)return i.setLineWidth(v),nt(v,y,b),this.roundRect(o,s,n,r,f,!1,!!b),void i.restore();w&&rt(o+n-tt,s+r-tt,o+it,s+r,o+it,s+r-it,tt,it,.25,.5,.75,w,z,B,D&&j),D&&rt(o+it,s+r-it,o,s+J,o+J,s+J,it,J,.75,1,1.25,D,X,V,P&&w),P&&rt(o+J,s+J,o+n-Z,s,o+n-Z,s+Z,J,Z,1.25,1.5,1.75,P,L,T,D&&j),j&&rt(o+n-Z,s+Z,o+n,s+r-tt,o+n-tt,s+r-tt,Z,tt,1.75,2,.25,j,E,U,P&&w)}},t.prototype.setOpacity=function(t){var e=t.opacity,i=void 0===e?1:e;this.ctx.setGlobalAlpha(i)},t.prototype.drawPattern=function(t,e,r){return i(this,void 0,void 0,(function(){var i=this;return n(this,(function(n){return[2,new Promise((function(n,o){i.drawView(e,r,!0,!1,!0);var s=i,a=s.ctx;s.canvas;var h=e.width,d=e.height,c=e.left,l=e.top,f=r||{},u=f.borderRadius,p=void 0===u?0:u,g=f.backgroundImage,v=f.backgroundRepeat,y=void 0===v?"repeat":v;g&&function(t){var o=a.createPattern(t.src,y);a.setFillStyle(o),i.roundRect(c,l,h,d,p,!0,!1),i.setBorder(e,r),n()}(t)}))]}))}))},t.prototype.drawView=function(t,e,i,n,r){void 0===i&&(i=!0),void 0===n&&(n=!0),void 0===r&&(r=!0);var o=this.ctx,s=t.width,a=t.height,h=t.left,d=t.top,c=e||{},l=c.borderRadius,f=void 0===l?0:l,u=c.backgroundColor,p=void 0===u?M:u,g=c.overflow;e.opacity&&this.setOpacity(e),this.setTransform(t,e),r&&(o.save(),this.setShadow(e)),i&&this.setBackground(p,s,a,h,d),e.clipPath?this.clipPath(h,d,s,a,e.clipPath,i,!1):this.roundRect(h,d,s,a,f,i,!1),r&&o.restore(),n&&this.setBorder(t,e),"hidden"==g&&o.clip()},t.prototype.drawImage=function(t,e,o,s){return void 0===e&&(e={}),void 0===o&&(o={}),void 0===s&&(s=!0),i(this,void 0,void 0,(function(){var a=this;return n(this,(function(h){switch(h.label){case 0:return[4,new Promise((function(h,d){return i(a,void 0,void 0,(function(){var i,a,d,c,l,f,u,p,g,v,y,b,x,m,w,S,z,k,I,P,W,L=this;return n(this,(function(n){return i=this.ctx,a=o.borderRadius,d=void 0===a?0:a,c=o.backgroundColor,l=void 0===c?M:c,f=o.objectFit,u=void 0===f?B:f,p=o.backgroundSize,g=void 0===p?B:p,v=o.objectPosition,y=o.backgroundPosition,b=o.boxShadow,o.backgroundImage&&(u=g,v=y),b&&this.drawView(e,Object.assign(o,{backgroundColor:l||b&&(l||"#ffffff")}),!0,!1,!0),x=e.width,m=e.height,w=e.left,S=e.top,i.save(),z=e.contentSize.left-e.borderSize.left,k=e.contentSize.top-e.borderSize.top,s||(this.setOpacity(o),this.setTransform(e,o),this.setBackground(l,x,m,w,S),this.roundRect(w,S,x,m,d,!!(d||!b&&l),!1)),w+=z,S+=k,i.clip(),I=function(t){if(u!==B){var n=function(t,e,i){var n=t.objectFit,r=t.objectPosition,o=e.width/e.height,s=i.width/i.height,a=1;"contain"==n&&o>=s||"cover"==n&&o<s?a=e.height/i.height:("contain"==n&&o<s||"cover"==n&&o>=s)&&(a=e.width/i.width);var h=i.width*a,d=i.height*a,c=r||[],l=c[0],f=c[1],u=/^\d+px|rpx$/.test(l)?A(l,e.width):(e.width-h)*(F(l)?A(l,1):{left:0,center:.5,right:1}[l||"center"]),p=/^\d+px|rpx$/.test(f)?A(f,e.height):(e.height-d)*(F(f)?A(f,1):{top:0,center:.5,bottom:1}[f||"center"]),g=function(t,e){return[(t-u)/a,(e-p)/a]},v=g(0,0),y=v[0],b=v[1],x=g(e.width,e.height),m=x[0],w=x[1];return{sx:Math.max(y,0),sy:Math.max(b,0),sw:Math.min(m-y,i.width),sh:Math.min(w-b,i.height),dx:Math.max(u,0),dy:Math.max(p,0),dw:Math.min(h,e.width),dh:Math.min(d,e.height)}}({objectFit:u,objectPosition:v},e.contentSize,t),o=n.sx,s=n.sy,a=n.sh,h=n.sw,d=n.dx,c=n.dy,l=n.dh,f=n.dw;R==r.MP_BAIDU?i.drawImage(t.src,d+w,c+S,f,l,o,s,h,a):i.drawImage(t.src,o,s,h,a,d+w,c+S,f,l)}else i.drawImage(t.src,w,S,x,m)},P=function(){i.restore(),L.drawView(e,o,!1,!0,!1),h(1)},W=function(t){I(t),P()},W(t),[2]}))}))}))];case 1:return h.sent(),[2]}}))}))},t.prototype.drawText=function(t,e,i,n){var r=this.ctx,o=e.borderSize,s=e.contentSize,a=e.left,h=e.top,d=s.width,c=s.height,l=s.left-o.left,f=s.top-o.top,u=i.color,p=void 0===u?"#000000":u,g=i.lineHeight,v=void 0===g?"1.4em":g,y=i.fontSize,b=void 0===y?14:y,x=i.fontWeight,m=i.fontFamily,w=i.fontStyle,S=i.textAlign,z=void 0===S?"left":S,M=i.verticalAlign,B=void 0===M?yt:M,k=i.backgroundColor,I=i.lineClamp,P=i.backgroundClip,W=i.textShadow,R=i.textDecoration;if(this.drawView(e,i,P!=ut),v=A(v,b),t){r.save(),this.setShadow({boxShadow:W}),a+=l,h+=f;var L=n.fontHeight,O=n.descent+n.ascent;switch(r.setFonts({fontFamily:m,fontSize:b,fontWeight:x,fontStyle:w}),r.setTextBaseline(O?yt:B),r.setTextAlign(z),P?this.setBackground(k,d,c,a,h):r.setFillStyle(p),z){case xt:break;case mt:a+=.5*d;break;case wt:a+=d}var T=n.lines*v,F=Math.ceil((c-T)/2);switch(F<0&&(F=0),B){case vt:break;case yt:h+=F;break;case bt:h+=2*F}var j=(v-L)/2,C=function(t){var e=r.measureText(t),i=e.actualBoundingBoxDescent,n=void 0===i?0:i,o=e.actualBoundingBoxAscent;return B==vt?{fix:O?void 0===o?0:o:0,lineY:O?2*j:j}:B==yt?{fix:O?v/2+n/4:v/2,lineY:(v-L)/2}:B==bt?{fix:O?v-n:v+j,lineY:0}:{fix:0,height:0,lineY:0}},E=function(t,e,i){var o=t;switch(z){case xt:o+=i;break;case mt:o=(t-=i/2)+i;break;case wt:o=t,t-=i}if(R){r.setLineWidth(b/13),r.beginPath();var s=.1*n.fontHeight;/\bunderline\b/.test(R)&&(r.moveTo(t,e+s),r.lineTo(o,e+s)),/\boverline\b/.test(R)&&(O||(e-=j),r.moveTo(t,e-n.fontHeight-s),r.lineTo(o,e-n.fontHeight-s)),/\bline-through\b/.test(R)&&(r.moveTo(t,e-.5*n.fontHeight),r.lineTo(o,e-.5*n.fontHeight)),r.closePath(),r.setStrokeStyle(p),r.stroke()}};if(!n.widths||1==n.widths.length&&n.widths[0].total<=s.width){var H=C(t),U=H.fix,Y=H.lineY;return r.fillText(t,a,h+U),E(a,(h+=v)-Y,n&&n.widths&&n.widths[0].total||n.text),r.restore(),void this.setBorder(e,i)}for(var $=t.split(""),D=h,_=a,X="",N=0,V=0;V<=$.length;V++){var G=$[V]||"",q="\n"===G,J=""==G,Q=X+(G=q?"":G),Z=r.measureText(Q).width;if(N>=I)break;if(_=a,Z>s.width||q||J){if(N++,X=J&&Z<=s.width?Q:X,N===I&&Z>d){for(;r.measureText("".concat(X,"...")).width>s.width&&!(X.length<=1);)X=X.substring(0,X.length-1);X+="..."}var K=C(X);U=K.fix,Y=K.lineY;if(r.fillText(X,_,h+U),E(_,(h+=v)-Y,Z),X=G,h>D+c)break}else X=Q}r.restore()}},t.prototype.source=function(t){return i(this,void 0,void 0,(function(){var e,i,r,o=this;return n(this,(function(n){switch(n.label){case 0:if(this.node=null,e=+new Date,"{}"==JSON.stringify(t))return[2];if(!t.type)for(i in t.type=gt,t.css=t.css||{},t)["views","children","type","css"].includes(i)||(t.css[i]=t[i],delete t[i]);return t.css&&!t.css.width&&(t.css||(t.css={})),[4,this.create(t)];case 1:return(r=n.sent())?(this.size=r.layout()||{},this.node=r,this.onEffectFinished().then((function(t){return o.lifecycle("onEffectSuccess",t)})).catch((function(t){return o.lifecycle("onEffectFail",t)})),console.log("布局用时："+(+new Date-e)+"ms"),[2,this.size]):[2,console.warn("no node")]}}))}))},t.prototype.getImageInfo=function(t){return this.imageBus[t]||(this.imageBus[t]=this.createImage(t,this.useCORS)),this.imageBus[t]},t.prototype.create=function(t,r){return i(this,void 0,void 0,(function(){var i,o,s,a,h,d,c,l,f,u,p,g,v,y,b,x,w;return n(this,(function(n){switch(n.label){case 0:if(i=t.type==ft,o=[ut,pt].includes(t.type),s=t.css||{},a=s.backgroundImage,h=s.display,i&&!t.src&&!t.url||o&&!t.text)return[2];if(h==m)return[2];if(o&&(t.text=String(t.text)),!(i||t.type==gt&&a))return[3,4];d=i?t.src:"",c=/url\((.+)\)/.exec(a),a&&c&&c[1]&&(d=c[1]||""),n.label=1;case 1:return n.trys.push([1,3,,4]),[4,this.getImageInfo(d)];case 2:return l=n.sent(),f=l.width,u=l.height,!(p=l.path)&&i?[2]:(p&&(t.attributes=Object.assign(t.attributes||{},{width:f,height:u,path:p,src:p,naturalSrc:d})),[3,4]);case 3:return g=n.sent(),t.type!=gt?[2]:(this.lifecycle("onEffectFail",e(e({},g),{src:d})),[3,4]);case 4:if(this.count+=1,v=new ct(t,r,this.root,this.ctx),!(y=t.views||t.children))return[3,8];b=0,n.label=5;case 5:return b<y.length?(x=y[b],[4,this.create(x,v)]):[3,8];case 6:(w=n.sent())&&v.add(w),n.label=7;case 7:return b++,[3,5];case 8:return[2,v]}}))}))},t.prototype.drawNode=function(t,e){return void 0===e&&(e=!1),i(this,void 0,void 0,(function(){var i,r,o,s,a,h,d,c,l,f,u,p,g,v,y,b,x,m,w,S;return n(this,(function(n){switch(n.label){case 0:return i=t.layoutBox,r=t.computedStyle,o=t.attributes,s=t.name,a=t.children,h=t.fixedLine,d=t.attributes,c=d.src,l=d.text,["fixed"].includes(r.position)&&!e?[2]:(this.ctx.save(),s!==gt?[3,7]:c?r.backgroundRepeat?[4,this.drawPattern(o,i,r)]:[3,2]:[3,5]);case 1:return n.sent(),[3,4];case 2:return[4,this.drawImage(o,i,r,!1)];case 3:n.sent(),n.label=4;case 4:return[3,6];case 5:this.drawView(i,r),n.label=6;case 6:return[3,10];case 7:return s===ft&&c?[4,this.drawImage(o,i,r,!1)]:[3,9];case 8:return n.sent(),[3,10];case 9:s===ut?this.drawText(l,i,r,o):s===pt&&lt.api&&lt.api.draw(l,this,i,r),n.label=10;case 10:if(this.progress+=1,u=(f=h||{}).beforeElements,p=f.afterElements,!u)return[3,14];g=0,v=u,n.label=11;case 11:return g<v.length?(S=v[g],[4,this.drawNode(S)]):[3,14];case 12:n.sent(),n.label=13;case 13:return g++,[3,11];case 14:if(!a)return[3,18];y=Object.values?Object.values(a):Object.keys(a).map((function(t){return a[t]})),b=0,x=y,n.label=15;case 15:return b<x.length?"absolute"===(S=x[b]).computedStyle.position?[3,17]:[4,this.drawNode(S)]:[3,18];case 16:n.sent(),n.label=17;case 17:return b++,[3,15];case 18:if(!p)return[3,22];m=0,w=p,n.label=19;case 19:return m<w.length?(S=w[m],[4,this.drawNode(S)]):[3,22];case 20:n.sent(),n.label=21;case 21:return m++,[3,19];case 22:return this.ctx.restore(),[2]}}))}))},t.prototype.render=function(t){var e=this;return void 0===t&&(t=30),new Promise((function(r,o){return i(e,void 0,void 0,(function(){var e,i,s,a,h,d,c,l,f,u;return n(this,(function(n){switch(n.label){case 0:return e=+new Date,this.init(),[4,(p=t,void 0===p&&(p=0),new Promise((function(t){return setTimeout(t,p)})))];case 1:n.sent(),n.label=2;case 2:if(n.trys.push([2,14,,15]),!this.node)return[3,12];if(i=this.root.fixedLine||{},s=i.beforeElements,a=i.afterElements,!s)return[3,6];h=0,d=s,n.label=3;case 3:return h<d.length?(f=d[h],[4,this.drawNode(f,!0)]):[3,6];case 4:n.sent(),n.label=5;case 5:return h++,[3,3];case 6:return[4,this.drawNode(this.node)];case 7:if(n.sent(),!a)return[3,11];c=0,l=a,n.label=8;case 8:return c<l.length?(f=l[c],[4,this.drawNode(f,!0)]):[3,11];case 9:n.sent(),n.label=10;case 10:return c++,[3,8];case 11:return r(this.node),[3,13];case 12:this.lifecycle("onEffectFail","node is empty"),n.label=13;case 13:return[3,15];case 14:return u=n.sent(),this.lifecycle("onEffectFail",u),o(u),[3,15];case 15:return console.log("渲染用时："+(+new Date-e-30)+"ms"),[2]}var p}))}))}))},t.prototype.onEffectFinished=function(){var t=this,e=Object.keys(this.imageBus).map((function(e){return t.imageBus[e]}));return Promise.all(e)},t.prototype.destroy=function(){this.node=[]},t.prototype.save=function(t){try{var e=t||{},i=e.fileType,n=void 0===i?"png":i,r=e.quality,o=void 0===r?1:r;return this.canvas.toDataURL("image/".concat(n),o)}catch(t){return this.lifecycle("onEffectFail","image cross domain"),t}},t}();r.WEB==R&&(window.Painter=St),t.Painter=St,t.default=St,Object.defineProperty(t,"__esModule",{value:!0})}));