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const gdv_67d4006e5ccb6canvas = document.getElementById("gdv_67d4006e5ccb6imageCanvas"); const gdv_67d4006e5ccb6ctx = gdv_67d4006e5ccb6canvas.getContext("2d");
const gdv_67d4006e5ccb6thumbnailContainer = document.getElementById("gdv_67d4006e5ccb6thumbnailContainer"); const gdv_67d4006e5ccb6thumbnailContainerWrapper = document.getElementById("gdv_67d4006e5ccb6thumbnailContainerWrapper"); const gdv_67d4006e5ccb6zoomInButton = document.getElementById("gdv_67d4006e5ccb6zoomIn"); const gdv_67d4006e5ccb6zoomOutButton = document.getElementById("gdv_67d4006e5ccb6zoomOut"); const gdv_67d4006e5ccb6resetZoomButton = document.getElementById("gdv_67d4006e5ccb6resetZoom");
const gdv_67d4006e5ccb6brightnessInput = document.getElementById("gdv_67d4006e5ccb6brightness"); const gdv_67d4006e5ccb6contrastInput = document.getElementById("gdv_67d4006e5ccb6contrast"); const gdv_67d4006e5ccb6fullscreenButton = document.getElementById("gdv_67d4006e5ccb6fullscreen");
const gdv_67d4006e5ccb6rotateRightButton = document.getElementById("gdv_67d4006e5ccb6rotateRight"); const gdv_67d4006e5ccb6rotateLeftButton = document.getElementById("gdv_67d4006e5ccb6rotateLeft");
const gdv_67d4006e5ccb6prevSlideButton = document.getElementById("gdv_67d4006e5ccb6prevSlide"); const gdv_67d4006e5ccb6nextSlideButton = document.getElementById("gdv_67d4006e5ccb6nextSlide"); const gdv_67d4006e5ccb6slideNumberDisplay = document.getElementById("gdv_67d4006e5ccb6slideNumber"); const gdv_67d4006e5ccb6imageName = document.getElementById("gdv_67d4006e5ccb6imageName");
let gdv_67d4006e5ccb6currentSlideIndex = 0;
gdv_67d4006e5ccb6brightnessInput.addEventListener("input", gdv_67d4006e5ccb6drawImage); gdv_67d4006e5ccb6contrastInput.addEventListener("input", gdv_67d4006e5ccb6drawImage);
const gdv_67d4006e5ccb6imageUrls = [{"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_67d4006e5ccb6scale = 1; let gdv_67d4006e5ccb6originX = 0; let gdv_67d4006e5ccb6originY = 0; const gdv_67d4006e5ccb6minScale = 0.1; const gdv_67d4006e5ccb6maxScale = 5; let gdv_67d4006e5ccb6currentImage = new Image();
let gdv_67d4006e5ccb6rotationAngle = 0;
gdv_67d4006e5ccb6rotateRightButton.addEventListener("click", function() { gdv_67d4006e5ccb6rotationAngle = (gdv_67d4006e5ccb6rotationAngle + 90) % 360; gdv_67d4006e5ccb6drawImage(); });
gdv_67d4006e5ccb6rotateLeftButton.addEventListener("click", function() { gdv_67d4006e5ccb6rotationAngle = (gdv_67d4006e5ccb6rotationAngle - 90 + 360) % 360; gdv_67d4006e5ccb6drawImage(); });
// Charger la première image par défaut gdv_67d4006e5ccb6currentImage.src = gdv_67d4006e5ccb6imageUrls[0]["url"]; gdv_67d4006e5ccb6imageName.innerHTML = gdv_67d4006e5ccb6imageUrls[0]["name"]; gdv_67d4006e5ccb6currentImage.onload = function() {
gdv_67d4006e5ccb6updateSlideNumber(); gdv_67d4006e5ccb6resizeCanvas(); gdv_67d4006e5ccb6drawImage(); document.getElementById("gdv_67d4006e5ccb6controls").style.display = "block"; };
function gdv_67d4006e5ccb6updateSlideNumber() { gdv_67d4006e5ccb6slideNumberDisplay.textContent = `${gdv_67d4006e5ccb6currentSlideIndex + 1} / ${gdv_67d4006e5ccb6imageUrls.length}`; }
gdv_67d4006e5ccb6prevSlideButton.addEventListener("click", function() { if (gdv_67d4006e5ccb6currentSlideIndex > 0) { gdv_67d4006e5ccb6currentSlideIndex--; gdv_67d4006e5ccb6loadImage(gdv_67d4006e5ccb6currentSlideIndex); gdv_67d4006e5ccb6updateSlideNumber(); } });
gdv_67d4006e5ccb6nextSlideButton.addEventListener("click", function() { if (gdv_67d4006e5ccb6currentSlideIndex < gdv_67d4006e5ccb6imageUrls.length - 1) { gdv_67d4006e5ccb6currentSlideIndex++; gdv_67d4006e5ccb6loadImage(gdv_67d4006e5ccb6currentSlideIndex); gdv_67d4006e5ccb6updateSlideNumber(); } }); function gdv_67d4006e5ccb6resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_67d4006e5ccb6canvasContainer"); gdv_67d4006e5ccb6canvas.width = container.clientWidth; gdv_67d4006e5ccb6canvas.height = container.clientHeight - 30; gdv_67d4006e5ccb6fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_67d4006e5ccb6drawImage(); } window.addEventListener("load", gdv_67d4006e5ccb6resizeCanvas); window.addEventListener("resize", gdv_67d4006e5ccb6resizeCanvas); function gdv_67d4006e5ccb6fitImageToCanvas() { const canvasAspect = gdv_67d4006e5ccb6canvas.width / gdv_67d4006e5ccb6canvas.height; const imageAspect = gdv_67d4006e5ccb6currentImage.width / gdv_67d4006e5ccb6currentImage.height; if (imageAspect > canvasAspect) { gdv_67d4006e5ccb6scale = gdv_67d4006e5ccb6canvas.width / gdv_67d4006e5ccb6currentImage.width; } else { gdv_67d4006e5ccb6scale = gdv_67d4006e5ccb6canvas.height / gdv_67d4006e5ccb6currentImage.height; } gdv_67d4006e5ccb6originX = gdv_67d4006e5ccb6canvas.width / 2; gdv_67d4006e5ccb6originY = gdv_67d4006e5ccb6canvas.height / 2; }
function gdv_67d4006e5ccb6drawImage() { gdv_67d4006e5ccb6ctx.clearRect(0, 0, gdv_67d4006e5ccb6canvas.width, gdv_67d4006e5ccb6canvas.height); gdv_67d4006e5ccb6ctx.save(); gdv_67d4006e5ccb6ctx.translate(gdv_67d4006e5ccb6originX, gdv_67d4006e5ccb6originY); gdv_67d4006e5ccb6ctx.rotate((Math.PI / 180) * gdv_67d4006e5ccb6rotationAngle); gdv_67d4006e5ccb6ctx.scale(gdv_67d4006e5ccb6scale, gdv_67d4006e5ccb6scale);
// Appliquer la luminosité et le contraste gdv_67d4006e5ccb6ctx.filter = `brightness(${gdv_67d4006e5ccb6brightnessInput.value}) contrast(${gdv_67d4006e5ccb6contrastInput.value})`; gdv_67d4006e5ccb6ctx.drawImage(gdv_67d4006e5ccb6currentImage, -gdv_67d4006e5ccb6currentImage.width/2, -gdv_67d4006e5ccb6currentImage.height/2); gdv_67d4006e5ccb6ctx.restore(); }
// Ajouter les miniatures des images gdv_67d4006e5ccb6imageUrls.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_67d4006e5ccb6loadImage(index); gdv_67d4006e5ccb6currentSlideIndex = index; gdv_67d4006e5ccb6updateSlideNumber(); }; slide.appendChild(img); gdv_67d4006e5ccb6thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_67d4006e5ccb6loadImage(index) { gdv_67d4006e5ccb6currentImage.src = gdv_67d4006e5ccb6imageUrls[index]["url"]; gdv_67d4006e5ccb6imageName.innerHTML = gdv_67d4006e5ccb6imageUrls[index]["name"]; gdv_67d4006e5ccb6currentImage.onload = function() { gdv_67d4006e5ccb6scale = 1; gdv_67d4006e5ccb6originX = 0; gdv_67d4006e5ccb6originY = 0; gdv_67d4006e5ccb6fitImageToCanvas(); gdv_67d4006e5ccb6drawImage(); }; }
// Initialiser Swiper var gdv_67d4006e5ccb6swiper = new Swiper(".gdv_67d4006e5ccb6swiper-container", { direction: "vertical", slidesPerView: 10, spaceBetween: 10, breakpoints: { 576: { slidesPerView: 6, spaceBetween: 10 }, 768: { slidesPerView: 6, spaceBetween: 10 }, 992: { slidesPerView: 5, spaceBetween: 15 }, 1200: { slidesPerView: 5, spaceBetween: 15 } }, mousewheel: true, });
//gdv_67d4006e5ccb6swiper.on("slideChange", function () { // gdv_67d4006e5ccb6currentSlideIndex = gdv_67d4006e5ccb6swiper.activeIndex; // gdv_67d4006e5ccb6updateSlideNumber(); //});
// Plein écran gdv_67d4006e5ccb6fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_67d4006e5ccb6gd-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_67d4006e5ccb6canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_67d4006e5ccb6scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_67d4006e5ccb6minScale, Math.min(gdv_67d4006e5ccb6maxScale, newScale)); const scaleRatio = newScale / gdv_67d4006e5ccb6scale; gdv_67d4006e5ccb6originX = mouseX - (mouseX - gdv_67d4006e5ccb6originX) * scaleRatio; gdv_67d4006e5ccb6originY = mouseY - (mouseY - gdv_67d4006e5ccb6originY) * scaleRatio; gdv_67d4006e5ccb6scale = newScale; gdv_67d4006e5ccb6drawImage(); }); // Gestion du déplacement (pan) let gdv_67d4006e5ccb6isDragging = false; let gdv_67d4006e5ccb6startX, gdv_67d4006e5ccb6startY; gdv_67d4006e5ccb6canvas.addEventListener("mousedown", function(event) { gdv_67d4006e5ccb6isDragging = true; gdv_67d4006e5ccb6startX = event.offsetX - gdv_67d4006e5ccb6originX; gdv_67d4006e5ccb6startY = event.offsetY - gdv_67d4006e5ccb6originY; gdv_67d4006e5ccb6canvas.style.cursor = "grabbing"; }); gdv_67d4006e5ccb6canvas.addEventListener("mousemove", function(event) { if (gdv_67d4006e5ccb6isDragging) { gdv_67d4006e5ccb6originX = event.offsetX - gdv_67d4006e5ccb6startX; gdv_67d4006e5ccb6originY = event.offsetY - gdv_67d4006e5ccb6startY; gdv_67d4006e5ccb6drawImage(); } }); // Gestion des événements tactiles gdv_67d4006e5ccb6canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_67d4006e5ccb6isDragging = true; const touch = event.touches[0]; gdv_67d4006e5ccb6startX = touch.pageX - gdv_67d4006e5ccb6originX; gdv_67d4006e5ccb6startY = touch.pageY - gdv_67d4006e5ccb6originY; } }); gdv_67d4006e5ccb6canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_67d4006e5ccb6originX = touch.pageX - gdv_67d4006e5ccb6startX; gdv_67d4006e5ccb6originY = touch.pageY - gdv_67d4006e5ccb6startY; gdv_67d4006e5ccb6drawImage(); }); gdv_67d4006e5ccb6canvas.addEventListener("touchend", function() { gdv_67d4006e5ccb6isDragging = false; }); gdv_67d4006e5ccb6canvas.addEventListener("mouseup", function() { gdv_67d4006e5ccb6isDragging = false; gdv_67d4006e5ccb6canvas.style.cursor = "grab"; }); gdv_67d4006e5ccb6canvas.addEventListener("mouseleave", function() { gdv_67d4006e5ccb6isDragging = false; gdv_67d4006e5ccb6canvas.style.cursor = "grab"; }); gdv_67d4006e5ccb6zoomInButton.addEventListener("click", function() { let newScale = gdv_67d4006e5ccb6scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_67d4006e5ccb6scale = Math.max(gdv_67d4006e5ccb6minScale, Math.min(gdv_67d4006e5ccb6maxScale, newScale)); gdv_67d4006e5ccb6drawImage(); }); gdv_67d4006e5ccb6zoomOutButton.addEventListener("click", function() { let newScale = gdv_67d4006e5ccb6scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_67d4006e5ccb6scale = Math.max(gdv_67d4006e5ccb6minScale, Math.min(gdv_67d4006e5ccb6maxScale, newScale)); gdv_67d4006e5ccb6drawImage(); }); gdv_67d4006e5ccb6resetZoomButton.addEventListener("click", function() { gdv_67d4006e5ccb6rotationAngle = 0; gdv_67d4006e5ccb6fitImageToCanvas(); gdv_67d4006e5ccb6drawImage(); }); function gdv_67d4006e5ccb6getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_67d4006e5ccb6downloadImage").addEventListener("click", function() { let url = gdv_67d4006e5ccb6currentImage.src; const imageId = gdv_67d4006e5ccb6getImageIdFromUrl(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_67d4006e5ccb6printImageFromApi(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_67d4006e5ccb6printButton = document.getElementById("gdv_67d4006e5ccb6printCanvas");
gdv_67d4006e5ccb6printButton.addEventListener("click", function() { let url = gdv_67d4006e5ccb6currentImage.src; const imageId = gdv_67d4006e5ccb6getImageIdFromUrl(url); gdv_67d4006e5ccb6printImageFromApi(imageId); });
let gdv_67d4006e5ccb6initialDistance = 0; let gdv_67d4006e5ccb6initialScale = 1;
gdv_67d4006e5ccb6canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_67d4006e5ccb6initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_67d4006e5ccb6initialScale = gdv_67d4006e5ccb6scale; } });
gdv_67d4006e5ccb6canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_67d4006e5ccb6initialDistance; let newScale = gdv_67d4006e5ccb6initialScale * scaleChange;
newScale = Math.max(gdv_67d4006e5ccb6minScale, Math.min(gdv_67d4006e5ccb6maxScale, 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_67d4006e5ccb6scale; gdv_67d4006e5ccb6originX = centerX - (centerX - gdv_67d4006e5ccb6originX) * scaleRatio; gdv_67d4006e5ccb6originY = centerY - (centerY - gdv_67d4006e5ccb6originY) * scaleRatio;
gdv_67d4006e5ccb6scale = newScale; gdv_67d4006e5ccb6drawImage(); // 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); }