From 97699bff280a2d5fb9c6073861e098139f7020b1 Mon Sep 17 00:00:00 2001
From: Nayam Amarshe <25067102+NayamAmarshe@users.noreply.github.com>
Date: Wed, 30 Oct 2024 20:06:14 +0530
Subject: [PATCH] Fix lens view

---
 .../components/main-content/lens-view.tsx     | 122 ++++++++++--------
 1 file changed, 71 insertions(+), 51 deletions(-)

diff --git a/renderer/components/main-content/lens-view.tsx b/renderer/components/main-content/lens-view.tsx
index ac27949..b11f6ff 100644
--- a/renderer/components/main-content/lens-view.tsx
+++ b/renderer/components/main-content/lens-view.tsx
@@ -37,66 +37,86 @@ const LensViewer = ({
   sanitizedImagePath: string;
   sanitizedUpscaledImagePath: string;
 }) => {
-  const upscaledImageRef = useRef<HTMLImageElement>(null);
+  const [hoverPosition, setHoverPosition] = useState({ x: 0, y: 0 });
+  const [isHovering, setIsHovering] = useState(false);
 
-  const [lensPosition, setLensPosition] = useState({ x: 0, y: 0 });
+  const handleMouseMove = (e) => {
+    const { left, top, width, height } =
+      e.currentTarget.getBoundingClientRect();
+    const x = ((e.clientX - left) / width) * 100;
+    const y = ((e.clientY - top) / height) * 100;
 
-  const handleMouseMoveCompare = (e: React.MouseEvent) => {
-    if (upscaledImageRef.current) {
-      const { left, top, width, height } =
-        upscaledImageRef.current.getBoundingClientRect();
-      const x = e.clientX - left;
-      const y = e.clientY - top;
-      setLensPosition({
-        x: Math.max(0, Math.min(x - lensSize, width - lensSize * 2)),
-        y: Math.max(0, Math.min(y - lensSize / 2, height - lensSize)),
-      });
-    }
+    setHoverPosition({ x, y });
   };
 
+  const handleMouseEnter = () => setIsHovering(true);
+  const handleMouseLeave = () => setIsHovering(false);
+
+  const originalImage = "file:///" + sanitizedImagePath;
+  const upscaledImage = "file:///" + sanitizedUpscaledImagePath;
+
   return (
-    <div
-      className="group relative h-full w-full overflow-hidden"
-      onMouseMove={handleMouseMoveCompare}
-    >
-      {/* UPSCALED IMAGE */}
-      <img
-        className="h-full w-full object-contain"
-        src={"file:///" + sanitizedUpscaledImagePath}
-        alt="Upscaled"
-        ref={upscaledImageRef}
-      />
-      {/* LENS */}
+    <div className="relative flex h-screen flex-col items-center">
+      {/* Main image container */}
       <div
-        className="pointer-events-none absolute opacity-0 transition-opacity before:absolute before:left-1/2 before:h-full before:w-[2px] before:bg-white group-hover:opacity-100"
-        style={{
-          left: `${lensPosition.x}px`,
-          top: `${lensPosition.y}px`,
-          width: lensSize * 2,
-          height: lensSize,
-          border: "2px solid white",
-          boxShadow: "0 0 0 9999px rgba(0, 0, 0, 0.5)",
-        }}
+        className="relative h-full w-full cursor-crosshair bg-cover bg-no-repeat"
+        onMouseMove={handleMouseMove}
+        onMouseEnter={handleMouseEnter}
+        onMouseLeave={handleMouseLeave}
       >
-        <div className="flex h-full w-full">
-          <LensImage
-            src={"file:///" + sanitizedImagePath}
-            alt="Original"
-            lensPosition={lensPosition}
-            zoomAmount={parseInt(zoomAmount)}
+        <img
+          src={originalImage}
+          alt="Original"
+          className="h-full w-full object-contain"
+        />
+        {isHovering && (
+          <div
+            className="pointer-events-none absolute h-12 w-12 border-2 border-white"
+            style={{
+              left: `${hoverPosition.x}%`,
+              top: `${hoverPosition.y}%`,
+              transform: "translate(-50%, -50%)",
+            }}
           />
-          <LensImage
-            src={"file:///" + sanitizedUpscaledImagePath}
-            alt="Upscaled"
-            lensPosition={lensPosition}
-            zoomAmount={parseInt(zoomAmount)}
-          />
-        </div>
-        <div className="absolute bottom-0 left-0 flex w-full items-center justify-around bg-black bg-opacity-50 p-1 px-2 text-center text-xs text-white backdrop-blur-sm">
-          <span>Original</span>
-          <span>Upscayl</span>
-        </div>
+        )}
       </div>
+
+      {/* Enlarged views for original and upscaled images */}
+      {isHovering && (
+        <div
+          className="absolute flex gap-4"
+          style={{
+            left: `${hoverPosition.x}%`,
+            top: `${hoverPosition.y + 10}%`, // Position below the cursor
+            transform: "translate(-50%, 0)",
+          }}
+        >
+          <div
+            className="relative h-48 w-48 border border-gray-300 bg-cover bg-no-repeat"
+            style={{
+              backgroundImage: `url(${originalImage})`,
+              backgroundPosition: `${hoverPosition.x}% ${hoverPosition.y}%`,
+              backgroundSize: "200%", // Increase zoom level to match the zoomed box
+            }}
+          >
+            <span className="absolute bottom-1 left-1 rounded bg-black bg-opacity-60 px-2 py-1 text-sm text-white">
+              Original
+            </span>
+          </div>
+          <div
+            className="relative h-48 w-48 border border-gray-300 bg-cover bg-no-repeat"
+            style={{
+              backgroundImage: `url(${upscaledImage})`,
+              backgroundPosition: `${hoverPosition.x}% ${hoverPosition.y}%`,
+              backgroundSize: "200%", // Increase zoom level to match the zoomed box
+            }}
+          >
+            <span className="absolute bottom-1 left-1 rounded bg-black bg-opacity-60 px-2 py-1 text-sm text-white">
+              AI Upscaled
+            </span>
+          </div>
+        </div>
+      )}
     </div>
   );
 };