forked from sagi/seepur
30 lines
24 KiB
JavaScript
30 lines
24 KiB
JavaScript
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/*!
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* @license
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* flipbook-vue v0.8.1
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* Copyright © 2020 Takeshi Sone.
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* Released under the MIT License.
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*/
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!function(){"use strict";
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/*! @license Rematrix v0.4.1
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Copyright 2019 Julian Lloyd.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/function t(t){if(t.constructor!==Array)throw new TypeError("Expected array.");if(16===t.length)return t;if(6===t.length){var e=i();return e[0]=t[0],e[1]=t[1],e[4]=t[2],e[5]=t[3],e[12]=t[4],e[13]=t[5],e}throw new RangeError("Expected array with either 6 or 16 values.")}function i(){for(var t=[],i=0;i<16;i++)i%5==0?t.push(1):t.push(0);return t}var e,n,r,s,o=function(){function e(t){t?t.m?this.m=[].concat(t.m):this.m=[].concat(t):this.m=i()}return e.prototype.clone=function(){return new e(this)},e.prototype.multiply=function(i){return this.m=function(i,e){for(var n=t(i),r=t(e),s=[],o=0;o<4;o++)for(var a=[n[o],n[o+4],n[o+8],n[o+12]],h=0;h<4;h++){var l=4*h,u=[r[l],r[l+1],r[l+2],r[l+3]],c=a[0]*u[0]+a[1]*u[1]+a[2]*u[2]+a[3]*u[3];s[o+l]=c}return s}(this.m,i)},e.prototype.perspective=function(t){return this.multiply((e=t,(n=i())[11]=-1/e,n));var e,n},e.prototype.transformX=function(t){return(t*this.m[0]+this.m[12])/(t*this.m[3]+this.m[15])},e.prototype.translate=function(t,e){return this.multiply((n=t,r=e,(s=i())[12]=n,r&&(s[13]=r),s));var n,r,s},e.prototype.translate3d=function(t,e,n){return this.multiply((r=t,s=e,o=n,a=i(),void 0!==r&&void 0!==s&&void 0!==o&&(a[12]=r,a[13]=s,a[14]=o),a));var r,s,o,a},e.prototype.rotateY=function(t){return this.multiply((e=t,n=Math.PI/180*e,(r=i())[0]=r[10]=Math.cos(n),r[2]=r[8]=Math.sin(n),r[2]*=-1,r));var e,n,r},e.prototype.toString=function(){return"matrix3d("+t(this.m).join(", ")+")"},e}();n=function(t){return Math.pow(t,2)},s=function(t){return 1-n(1-t)},r=function(t){return t<.5?n(2*t)/2:.5+s(2*(t-.5))/2},e=/Trident/.test(navigator.userAgent);var a={props:{enabled:{type:Boolean,required:!0},pages:{type:Array,required:!0},pagesHiRes:{type:Array,default:function(){return[]}},flipDuration:{type:Number,default:1e3},zoomDuration:{type:Number,default:500},zooms:{type:Array,default:function(){return[1,2,4]}},perspective:{type:Number,default:2400},nPolygons:{type:Number,default:10},ambient:{type:Number,default:.4},gloss:{type:Number,default:.6},swipeMin:{type:Number,default:3},singlePage:{type:Boolean,default:!1},forwardDirection:{validator:function(t){return"right"===t||"left"===t},default:"right"},centering:{type:Boolean,default:!0},startPage:{type:Number,default:null}},data:function(){return{viewWidth:0,viewHeight:0,imageWidth:null,imageHeight:null,displayedPages:1,nImageLoad:0,nImageLoadTrigger:0,imageLoadCallback:null,currentPage:0,firstPage:0,secondPage:1,zoomIndex:0,zoom:1,zooming:!1,touchStartX:null,touchStartY:null,maxMove:0,activeCursor:null,hasTouchEvents:!1,hasPointerEvents:!1,minX:Infinity,maxX:-Infinity,preloadedImages:{},flip:{progress:0,direction:null,frontImage:null,backImage:null,auto:!1,opacity:1},currentCenterOffset:null,animatingCenter:!1,startScrollLeft:0,startScrollTop:0,scrollLeft:0,scrollTop:0}},computed:{canFlipLeft:function(){return"left"===this.forwardDirection?this.canGoForward:this.canGoBack},canFlipRight:function(){return"right"===this.forwardDirection?this.canGoForward:this.canGoBack},canZoomIn:function(){return!this.zooming&&this.zoomIndex<this.zooms_.length-1},canZoomOut:function(){return!this.zooming&&this.zoomIndex>0},numPages:function(){return null===this.pages[0]?this.pages.length-1:this.pages.length},page:function(){return null!==this.pages[0]?this.currentPage+1:Math.max(1,this.currentPage)},zooms_:function(){return this.zooms||[1]},canGoForward:function(){return!this.flip.direction&&this.currentPage<this.pages.length-this.displayedPages},canGoBack:function(){return!this.flip.direction&&this.currentPage>=this.displayedPages&&!(1===this.displayedPages&&!this.pageUrl(this.firstPage-1))},leftPage:function(){return"right"===this.forwardDirection||1===this.displayedPages?this.firstPage:this.secondPage},rightPage:function(){return"left"===this.forwardDirection?this.firstPage:this.secondPage},showLeftPage:function(){return this.pageUrl(this.leftPage)},showRightPage:function(){return this.pageUrl(this.rightPage)&&2===this.displayedPages},cursor:function(){return this.activeCursor?this.activeCursor:e?"auto":this.canZoomIn?"zoom-in":this.canZoomOut?"zoom-out":"gra
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