1 files changed, 193 insertions, 1 deletions
diff --git a/dist/libra.min.js b/dist/libra.min.js
index 60ce56b..d952b9f 100644
--- a/dist/libra.min.js
+++ b/dist/libra.min.js
@@ -1,2 +1,194 @@
-class t{zIndex=900;zIndexHidden=-100;constructor(){let t=document.createElement("div");return t.id="libra-overlay",t.classList.add("libra-overlay"),t.style.zIndex=this.zIndexHidden,t.style.opacity="0",this.element=t,document.body.appendChild(t),this}show(){this.element.style.opacity="1",this.element.style.zIndex=this.zIndex}hide(){this.element.style.opacity="0",this.element.style.zIndex="-100"}}class e{static calculateFinalState(t){let e={},i=t.naturalWidth/t.naturalHeight,s=window.innerWidth-100,n=window.innerHeight-100;return t.naturalWidth>s?(e.width=s,e.height=s/i,e.height>n&&(e.height=n,e.width=n*i)):(e.width=t.offsetWidth,e.height=t.offsetHeight),e.top=(n-e.height)/2+window.scrollY+50,e.left=(s-e.width)/2+window.scrollX+50,e}static transformMatrix(t,e,i){let s=i.width/e.width,n=i.height/e.height,h=e.left+e.width/2,l=e.top+e.height/2,o=i.left+i.width/2,r=i.top+i.height/2;t.style.transform=`matrix(${s}, 0, 0, ${n}, ${o-h}, ${r-l})`}static resetTransformMatrix(t){t.style.transform="matrix(1, 0, 0, 1, 0, 0)"}}class i{zIndex="1000";isOpen=!1;constructor(t){return this.original=t,this.create(t),this.startingState={top:this.element.offsetTop,left:this.element.offsetLeft,width:this.element.offsetWidth,height:this.element.offsetHeight},this}create(t){let e=document.createElement("img");e.src=t.src,e.id=`libra-shadow-${t.id}`,e.classList.add("libra-shadow"),e.style.top=t.offsetTop,e.style.left=t.offsetLeft,e.style.width=t.offsetWidth,e.style.height=t.offsetHeight,e.style.zIndex=this.zIndex,document.body.appendChild(e),this.element=e}open(){this.isOpen=!0,this.original.style.visibility="hidden",document.body.contains(this.element)||this.placeItself(),e.transformMatrix(this.element,this.startingState,e.calculateFinalState(this.element))}close(){this.isOpen=!1,this.original.style.visibility="visible",e.resetTransformMatrix(this.element),setTimeout(()=>this.destroyItself(),300)}placeItself(){document.body.appendChild(this.element)}destroyItself(){document.body.contains(this.element)&&document.body.removeChild(this.element)}}class s{currentImage=null;shadows={};constructor({selector:t}){this.selector=t,this.initOverlay(),this.initImages(),this.initControls()}initOverlay(){this.overlay=new t,this.overlay.element.addEventListener("click",()=>{this.closeCurrent()})}initImages(){this.images=document.querySelectorAll(this.selector),this.images.forEach(t=>{"IMG"===t.tagName&&(t.id=crypto.randomUUID(),t.style.cursor="zoom-in",t.addEventListener("click",()=>this.open(t)))})}initControls(){document.addEventListener("keydown",t=>{("Escape"===t.key||" "===t.key)&&this.closeCurrent()}),document.body.addEventListener("wheel",t=>{this.closeCurrent()})}open(t){this.currentImage=t;let e=this.shadows[t.id]||new i(t);this.shadows[t.id]||(this.shadows[t.id]=e),e.open(),this.overlay.show()}close(t){this.currentImage=null,this.shadows[t.id]&&(this.shadows[t.id].close(),this.overlay.hide())}closeCurrent(){this.currentImage&&this.close(this.currentImage)}}export{s as default};
+class $1e566b6277893a87$export$2e2bcd8739ae039 {
+    zIndex = 900;
+    zIndexHidden = -100;
+    constructor(){
+        const overlay = document.createElement('div');
+        overlay.id = 'libra-overlay';
+        overlay.classList.add('libra-overlay');
+        // initialized state
+        overlay.style.zIndex = this.zIndexHidden;
+        overlay.style.opacity = '0';
+        this.element = overlay;
+        document.body.appendChild(overlay);
+        return this;
+    }
+    show() {
+        this.element.style.opacity = '1';
+        this.element.style.zIndex = this.zIndex;
+    }
+    hide() {
+        this.element.style.opacity = '0';
+        this.element.style.zIndex = '-100';
+    }
+}
+
+
+class $c202a9cf7133f3b7$export$2e2bcd8739ae039 {
+    static calculateFinalState(element) {
+        let finals = {};
+        const margin = 50;
+        const ratio = element.naturalWidth / element.naturalHeight;
+        const ww = window.innerWidth - 2 * margin;
+        const wh = window.innerHeight - 2 * margin;
+        if (element.naturalWidth > ww) {
+            finals.width = ww;
+            finals.height = ww / ratio;
+            if (finals.height > wh) {
+                finals.height = wh;
+                finals.width = wh * ratio;
+            }
+        } else {
+            finals.width = element.offsetWidth;
+            finals.height = element.offsetHeight;
+        }
+        finals.top = (wh - finals.height) / 2 + window.scrollY + margin;
+        finals.left = (ww - finals.width) / 2 + window.scrollX + margin;
+        return finals;
+    }
+    static transformMatrix(element, starts, finals) {
+        // Calculate scaling factors based on width and height interpolation
+        const scaleX = finals.width / starts.width;
+        const scaleY = finals.height / starts.height;
+        // Calculate the center of the starting and final positions
+        const startCenterX = starts.left + starts.width / 2;
+        const startCenterY = starts.top + starts.height / 2;
+        const finalCenterX = finals.left + finals.width / 2;
+        const finalCenterY = finals.top + finals.height / 2;
+        const translateX = finalCenterX - startCenterX;
+        const translateY = finalCenterY - startCenterY;
+        // Apply the transform with matrix (scale + translate)
+        element.style.transform = `matrix(${scaleX}, 0, 0, ${scaleY}, ${translateX}, ${translateY})`;
+    }
+    static resetTransformMatrix(element) {
+        element.style.transform = `matrix(1, 0, 0, 1, 0, 0)`;
+    }
+}
+
+
+class $ec04822463bc4394$export$2e2bcd8739ae039 {
+    zIndex = '1000';
+    isOpen = false;
+    /**
+   * ============
+   * Constructors
+   * ============
+   */ constructor(image){
+        this.original = image;
+        this.create(image);
+        const rect = this.element.getBoundingClientRect();
+        this.startingState = {
+            top: rect.top + window.scrollY,
+            left: rect.left + window.scrollX,
+            width: rect.width,
+            height: rect.height
+        };
+        return this;
+    }
+    create(image) {
+        // create shadow image
+        const shadow = document.createElement('img');
+        shadow.src = image.src;
+        shadow.id = `libra-shadow-${image.id}`;
+        shadow.classList.add('libra-shadow');
+        // style and position shadow image
+        const rect = image.getBoundingClientRect();
+        shadow.style.top = rect.top + window.scrollY;
+        shadow.style.left = rect.left + window.scrollX;
+        shadow.style.width = rect.width;
+        shadow.style.height = rect.height;
+        shadow.style.zIndex = this.zIndex;
+        document.body.appendChild(shadow);
+        this.element = shadow;
+    }
+    /**
+   * ============
+   * Actions
+   * ============
+   */ open() {
+        this.isOpen = true;
+        this.original.style.visibility = 'hidden';
+        if (!document.body.contains(this.element)) this.placeItself();
+        (0, $c202a9cf7133f3b7$export$2e2bcd8739ae039).transformMatrix(this.element, this.startingState, (0, $c202a9cf7133f3b7$export$2e2bcd8739ae039).calculateFinalState(this.element));
+    }
+    close() {
+        this.isOpen = false;
+        this.original.style.visibility = 'visible';
+        (0, $c202a9cf7133f3b7$export$2e2bcd8739ae039).resetTransformMatrix(this.element);
+        setTimeout(()=>this.destroyItself(), 300);
+    }
+    placeItself() {
+        document.body.appendChild(this.element);
+    }
+    destroyItself() {
+        if (!document.body.contains(this.element)) return;
+        document.body.removeChild(this.element);
+    }
+}
+
+
+class $3e29c386d1910a1d$export$2e2bcd8739ae039 {
+    currentImage = null;
+    shadows = {};
+    /**
+   * ============
+   * Initializers
+   * ============
+   */ constructor({ selector: selector }){
+        this.selector = selector;
+        this.initOverlay();
+        this.initImages();
+        this.initControls();
+    }
+    initOverlay() {
+        this.overlay = new (0, $1e566b6277893a87$export$2e2bcd8739ae039)();
+        this.overlay.element.addEventListener('click', ()=>{
+            this.closeCurrent();
+        });
+    }
+    initImages() {
+        this.images = document.querySelectorAll(this.selector);
+        this.images.forEach((image)=>{
+            if (image.tagName !== 'IMG') return;
+            image.id = crypto.randomUUID(); // generate unique id for each image
+            image.style.cursor = 'zoom-in';
+            image.addEventListener('click', ()=>this.open(image)); // click image to open lightbox
+        });
+    }
+    initControls() {
+        // keyboard shortcuts
+        document.addEventListener('keydown', (e)=>{
+            if (e.key === 'Escape' || e.key === ' ') this.closeCurrent();
+        });
+        // scroll to dismiss
+        document.body.addEventListener('wheel', (e)=>{
+            this.closeCurrent();
+        });
+    }
+    /**
+   * ============
+   * Actions
+   * ============
+   */ // open lightbox = open shadow + show overlay
+    open(image) {
+        this.currentImage = image;
+        const shadow = this.shadows[image.id] || new (0, $ec04822463bc4394$export$2e2bcd8739ae039)(image);
+        if (!this.shadows[image.id]) this.shadows[image.id] = shadow;
+        shadow.open();
+        this.overlay.show();
+    }
+    // close lightbox = remove shadow + hide overlay
+    close(image) {
+        this.currentImage = null;
+        if (!this.shadows[image.id]) return;
+        this.shadows[image.id].close();
+        this.overlay.hide();
+    }
+    closeCurrent() {
+        if (!this.currentImage) return;
+        this.close(this.currentImage);
+    }
+}
+
+
+export {$3e29c386d1910a1d$export$2e2bcd8739ae039 as default};
 //# sourceMappingURL=libra.min.js.map