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const gdv_68631184d5b22canvas = document.getElementById("gdv_68631184d5b22imageCanvas"); const gdv_68631184d5b22ctx = gdv_68631184d5b22canvas.getContext("2d");
const gdv_68631184d5b22thumbnailContainer = document.getElementById("gdv_68631184d5b22thumbnailContainer"); const gdv_68631184d5b22thumbnailContainerWrapper = document.getElementById("gdv_68631184d5b22thumbnailContainerWrapper"); const gdv_68631184d5b22zoomInButton = document.getElementById("gdv_68631184d5b22zoomIn"); const gdv_68631184d5b22zoomOutButton = document.getElementById("gdv_68631184d5b22zoomOut"); const gdv_68631184d5b22resetZoomButton = document.getElementById("gdv_68631184d5b22resetZoom");
const gdv_68631184d5b22brightnessInput = document.getElementById("gdv_68631184d5b22brightness"); const gdv_68631184d5b22contrastInput = document.getElementById("gdv_68631184d5b22contrast"); const gdv_68631184d5b22fullscreenButton = document.getElementById("gdv_68631184d5b22fullscreen");
const gdv_68631184d5b22rotateRightButton = document.getElementById("gdv_68631184d5b22rotateRight"); const gdv_68631184d5b22rotateLeftButton = document.getElementById("gdv_68631184d5b22rotateLeft");
const gdv_68631184d5b22prevSlideButton = document.getElementById("gdv_68631184d5b22prevSlide"); const gdv_68631184d5b22nextSlideButton = document.getElementById("gdv_68631184d5b22nextSlide"); const gdv_68631184d5b22slideNumberDisplay = document.getElementById("gdv_68631184d5b22slideNumber"); const gdv_68631184d5b22imageName = document.getElementById("gdv_68631184d5b22imageName");
let gdv_68631184d5b22currentSlideIndex = 0;
gdv_68631184d5b22brightnessInput.addEventListener("input", gdv_68631184d5b22drawImage); gdv_68631184d5b22contrastInput.addEventListener("input", gdv_68631184d5b22drawImage);
const gdv_68631184d5b22imageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1YmLT2YGZxu5T2ywFYKJRZ9NrlYNAGXMV&sz=w3000","name":"1 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1--GFSUUuaggpspLxxxcsTAiiEGaMxaG1&sz=w3000","name":"2 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1bt4o_fueFSyO8aqVildcfM83ieCeobas&sz=w3000","name":"3 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1RW5DW0haI5WzzkRWgHB-9299At4603EA&sz=w3000","name":"4 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1GiasXEF-g0PNRRlUuSAXZEsHjO3mu_fq&sz=w3000","name":"5 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1_zvmiElM_7cYe9YBtB5by1e-4t_6T-rK&sz=w3000","name":"6 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1LUHEdvIZN3pvNEO-Eau67rdGfr-JZGt0&sz=w3000","name":"7 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1X_SIYlc_lA5B7Nqp5TTJUF1dpOH_ht_9&sz=w3000","name":"8 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"}];
let gdv_68631184d5b22scale = 1; let gdv_68631184d5b22originX = 0; let gdv_68631184d5b22originY = 0; const gdv_68631184d5b22minScale = 0.1; const gdv_68631184d5b22maxScale = 5; let gdv_68631184d5b22currentImage = new Image();
let gdv_68631184d5b22rotationAngle = 0;
gdv_68631184d5b22rotateRightButton.addEventListener("click", function() { gdv_68631184d5b22rotationAngle = (gdv_68631184d5b22rotationAngle + 90) % 360; gdv_68631184d5b22drawImage(); });
gdv_68631184d5b22rotateLeftButton.addEventListener("click", function() { gdv_68631184d5b22rotationAngle = (gdv_68631184d5b22rotationAngle - 90 + 360) % 360; gdv_68631184d5b22drawImage(); });
function filtrerChaine(texte, cacher) { if (!texte) return "";
switch (cacher) { case "chiffre": return texte.replace(/\d/g, "");
case "tout": return "";
case "vide": default: return texte; } }
// Charger la première image par défaut gdv_68631184d5b22currentImage.src = gdv_68631184d5b22imageUrls[0]["url"]; gdv_68631184d5b22imageName.innerHTML = filtrerChaine(gdv_68631184d5b22imageUrls[0]["name"], "rien"); gdv_68631184d5b22currentImage.onload = function() {
gdv_68631184d5b22updateSlideNumber(); gdv_68631184d5b22resizeCanvas(); gdv_68631184d5b22drawImage(); document.getElementById("gdv_68631184d5b22controls").style.display = "block"; };
function gdv_68631184d5b22updateSlideNumber() { gdv_68631184d5b22slideNumberDisplay.textContent = `${gdv_68631184d5b22currentSlideIndex + 1} / ${gdv_68631184d5b22imageUrls.length}`; }
gdv_68631184d5b22prevSlideButton.addEventListener("click", function() { if (gdv_68631184d5b22currentSlideIndex > 0) { gdv_68631184d5b22currentSlideIndex--; gdv_68631184d5b22loadImage(gdv_68631184d5b22currentSlideIndex); gdv_68631184d5b22updateSlideNumber(); } });
gdv_68631184d5b22nextSlideButton.addEventListener("click", function() { if (gdv_68631184d5b22currentSlideIndex < gdv_68631184d5b22imageUrls.length - 1) { gdv_68631184d5b22currentSlideIndex++; gdv_68631184d5b22loadImage(gdv_68631184d5b22currentSlideIndex); gdv_68631184d5b22updateSlideNumber(); } }); function gdv_68631184d5b22resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_68631184d5b22canvasContainer"); gdv_68631184d5b22canvas.width = container.clientWidth; gdv_68631184d5b22canvas.height = container.clientHeight - 30; gdv_68631184d5b22fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_68631184d5b22drawImage(); } window.addEventListener("load", gdv_68631184d5b22resizeCanvas); window.addEventListener("resize", gdv_68631184d5b22resizeCanvas); function gdv_68631184d5b22fitImageToCanvas() { const canvasAspect = gdv_68631184d5b22canvas.width / gdv_68631184d5b22canvas.height; const imageAspect = gdv_68631184d5b22currentImage.width / gdv_68631184d5b22currentImage.height; if (imageAspect > canvasAspect) { gdv_68631184d5b22scale = gdv_68631184d5b22canvas.width / gdv_68631184d5b22currentImage.width; } else { gdv_68631184d5b22scale = gdv_68631184d5b22canvas.height / gdv_68631184d5b22currentImage.height; } gdv_68631184d5b22originX = gdv_68631184d5b22canvas.width / 2; gdv_68631184d5b22originY = gdv_68631184d5b22canvas.height / 2; }
function gdv_68631184d5b22drawImage() { gdv_68631184d5b22ctx.clearRect(0, 0, gdv_68631184d5b22canvas.width, gdv_68631184d5b22canvas.height); gdv_68631184d5b22ctx.save(); gdv_68631184d5b22ctx.translate(gdv_68631184d5b22originX, gdv_68631184d5b22originY); gdv_68631184d5b22ctx.rotate((Math.PI / 180) * gdv_68631184d5b22rotationAngle); gdv_68631184d5b22ctx.scale(gdv_68631184d5b22scale, gdv_68631184d5b22scale);
// Appliquer la luminosité et le contraste gdv_68631184d5b22ctx.filter = `brightness(${gdv_68631184d5b22brightnessInput.value}) contrast(${gdv_68631184d5b22contrastInput.value})`; gdv_68631184d5b22ctx.drawImage(gdv_68631184d5b22currentImage, -gdv_68631184d5b22currentImage.width/2, -gdv_68631184d5b22currentImage.height/2); gdv_68631184d5b22ctx.restore(); }
// Ajouter les miniatures des images gdv_68631184d5b22imageUrls.forEach((obj, index) => { const slide = document.createElement("div"); slide.classList.add("swiper-slide"); const img = new Image(); img.loading = "lazy"; img.src = obj["url"]; img.onclick = function() { gdv_68631184d5b22loadImage(index); gdv_68631184d5b22currentSlideIndex = index; gdv_68631184d5b22updateSlideNumber(); }; slide.appendChild(img); gdv_68631184d5b22thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_68631184d5b22loadImage(index) { gdv_68631184d5b22currentImage.src = gdv_68631184d5b22imageUrls[index]["url"]; gdv_68631184d5b22imageName.innerHTML = filtrerChaine(gdv_68631184d5b22imageUrls[index]["name"], "rien"); gdv_68631184d5b22currentImage.onload = function() { gdv_68631184d5b22scale = 1; gdv_68631184d5b22originX = 0; gdv_68631184d5b22originY = 0; gdv_68631184d5b22fitImageToCanvas(); gdv_68631184d5b22drawImage(); };
const thumbnails = document.querySelectorAll(".swiper-slide"); thumbnails.forEach((thumb, i) => { if (i === index) { thumb.classList.add("active-thumbnail"); } else { thumb.classList.remove("active-thumbnail"); } }); }
// Initialiser Swiper var gdv_68631184d5b22swiper = new Swiper(".gdv_68631184d5b22swiper-container", { direction: "horizontal", slidesPerView: 8, spaceBetween: 5, breakpoints: { 576: { slidesPerView: 8, spaceBetween: 5 }, 768: { slidesPerView: 9, spaceBetween: 5 }, 992: { slidesPerView: 11, spaceBetween: 5 }, 1200: { slidesPerView: 13, spaceBetween: 5 } }, mousewheel: true, });
document.querySelector(".swiper-slide").classList.add("active-thumbnail");
//gdv_68631184d5b22swiper.on("slideChange", function () { // gdv_68631184d5b22currentSlideIndex = gdv_68631184d5b22swiper.activeIndex; // gdv_68631184d5b22updateSlideNumber(); //});
// Plein écran gdv_68631184d5b22fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_68631184d5b22gd-image-gallery").requestFullscreen().catch(err => { alert(`Erreur lors de la tentative de mise en plein écran: ${err.message}`); }); } else { document.exitFullscreen(); } });
// Impression du canvas
/*printButton.addEventListener("click", function() {
const dataUrl = canvas.toDataURL();
const windowContent = ``;
const printWindow = window.open("", "", "width=800,height=800");
printWindow.document.write(windowContent);
printWindow.document.close();
});
*/
// Gestion du zoom gdv_68631184d5b22canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_68631184d5b22scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_68631184d5b22minScale, Math.min(gdv_68631184d5b22maxScale, newScale)); const scaleRatio = newScale / gdv_68631184d5b22scale; gdv_68631184d5b22originX = mouseX - (mouseX - gdv_68631184d5b22originX) * scaleRatio; gdv_68631184d5b22originY = mouseY - (mouseY - gdv_68631184d5b22originY) * scaleRatio; gdv_68631184d5b22scale = newScale; gdv_68631184d5b22drawImage(); }); // Gestion du déplacement (pan) let gdv_68631184d5b22isDragging = false; let gdv_68631184d5b22startX, gdv_68631184d5b22startY; gdv_68631184d5b22canvas.addEventListener("mousedown", function(event) { gdv_68631184d5b22isDragging = true; gdv_68631184d5b22startX = event.offsetX - gdv_68631184d5b22originX; gdv_68631184d5b22startY = event.offsetY - gdv_68631184d5b22originY; gdv_68631184d5b22canvas.style.cursor = "grabbing"; }); gdv_68631184d5b22canvas.addEventListener("mousemove", function(event) { if (gdv_68631184d5b22isDragging) { gdv_68631184d5b22originX = event.offsetX - gdv_68631184d5b22startX; gdv_68631184d5b22originY = event.offsetY - gdv_68631184d5b22startY; gdv_68631184d5b22drawImage(); } }); // Gestion des événements tactiles gdv_68631184d5b22canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_68631184d5b22isDragging = true; const touch = event.touches[0]; gdv_68631184d5b22startX = touch.pageX - gdv_68631184d5b22originX; gdv_68631184d5b22startY = touch.pageY - gdv_68631184d5b22originY; } }); gdv_68631184d5b22canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_68631184d5b22originX = touch.pageX - gdv_68631184d5b22startX; gdv_68631184d5b22originY = touch.pageY - gdv_68631184d5b22startY; gdv_68631184d5b22drawImage(); }); gdv_68631184d5b22canvas.addEventListener("touchend", function() { gdv_68631184d5b22isDragging = false; }); gdv_68631184d5b22canvas.addEventListener("mouseup", function() { gdv_68631184d5b22isDragging = false; gdv_68631184d5b22canvas.style.cursor = "grab"; }); gdv_68631184d5b22canvas.addEventListener("mouseleave", function() { gdv_68631184d5b22isDragging = false; gdv_68631184d5b22canvas.style.cursor = "grab"; }); gdv_68631184d5b22zoomInButton.addEventListener("click", function() { let newScale = gdv_68631184d5b22scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_68631184d5b22scale = Math.max(gdv_68631184d5b22minScale, Math.min(gdv_68631184d5b22maxScale, newScale)); gdv_68631184d5b22drawImage(); }); gdv_68631184d5b22zoomOutButton.addEventListener("click", function() { let newScale = gdv_68631184d5b22scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_68631184d5b22scale = Math.max(gdv_68631184d5b22minScale, Math.min(gdv_68631184d5b22maxScale, newScale)); gdv_68631184d5b22drawImage(); }); gdv_68631184d5b22resetZoomButton.addEventListener("click", function() { gdv_68631184d5b22rotationAngle = 0; gdv_68631184d5b22fitImageToCanvas(); gdv_68631184d5b22drawImage(); }); function gdv_68631184d5b22getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_68631184d5b22downloadImage").addEventListener("click", function() { let url = gdv_68631184d5b22currentImage.src; const imageId = gdv_68631184d5b22getImageIdFromUrl(url); const apiUrl = `${window.location.origin}/wp-json/gdv/v1/download-image?image_id=${imageId}`; fetch(apiUrl) .then(response => response.blob()) .then(blob => { const url = window.URL.createObjectURL(blob); const a = document.createElement("a"); a.style.display = "none"; a.href = url; a.download = `${imageId}.jpg`; document.body.appendChild(a); a.click(); window.URL.revokeObjectURL(url); }) .catch(error => console.error("Error downloading image:", error)); });
function gdv_68631184d5b22printImageFromApi(imageId) { const apiUrl = `${window.location.origin}/wp-json/gdv/v1/download-image?image_id=${imageId}`;
fetch(apiUrl) .then(response => response.blob()) .then(blob => { const url = URL.createObjectURL(blob); const printWindow = window.open("", "_blank"); printWindow.document.write(`
const gdv_68631184d5b22printButton = document.getElementById("gdv_68631184d5b22printCanvas");
gdv_68631184d5b22printButton.addEventListener("click", function() { let url = gdv_68631184d5b22currentImage.src; const imageId = gdv_68631184d5b22getImageIdFromUrl(url); gdv_68631184d5b22printImageFromApi(imageId); });
let gdv_68631184d5b22initialDistance = 0; let gdv_68631184d5b22initialScale = 1;
gdv_68631184d5b22canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_68631184d5b22initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_68631184d5b22initialScale = gdv_68631184d5b22scale; } });
gdv_68631184d5b22canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_68631184d5b22initialDistance; let newScale = gdv_68631184d5b22initialScale * scaleChange;
newScale = Math.max(gdv_68631184d5b22minScale, Math.min(gdv_68631184d5b22maxScale, newScale));
const centerX = (event.touches[0].pageX + event.touches[1].pageX) / 2; const centerY = (event.touches[0].pageY + event.touches[1].pageY) / 2;
const scaleRatio = newScale / gdv_68631184d5b22scale; gdv_68631184d5b22originX = centerX - (centerX - gdv_68631184d5b22originX) * scaleRatio; gdv_68631184d5b22originY = centerY - (centerY - gdv_68631184d5b22originY) * scaleRatio;
gdv_68631184d5b22scale = newScale; gdv_68631184d5b22drawImage(); // Remplacez par votre fonction de dessin } });
function getDistance(touch1, touch2) { const dx = touch2.pageX - touch1.pageX; const dy = touch2.pageY - touch1.pageY; return Math.sqrt(dx * dx + dy * dy); }