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const gdv_6ad44073501fbcanvas = document.getElementById("gdv_6ad44073501fbimageCanvas"); const gdv_6ad44073501fbctx = gdv_6ad44073501fbcanvas.getContext("2d");
const gdv_6ad44073501fbthumbnailContainer = document.getElementById("gdv_6ad44073501fbthumbnailContainer"); const gdv_6ad44073501fbthumbnailContainerWrapper = document.getElementById("gdv_6ad44073501fbthumbnailContainerWrapper"); const gdv_6ad44073501fbzoomInButton = document.getElementById("gdv_6ad44073501fbzoomIn"); const gdv_6ad44073501fbzoomOutButton = document.getElementById("gdv_6ad44073501fbzoomOut"); const gdv_6ad44073501fbresetZoomButton = document.getElementById("gdv_6ad44073501fbresetZoom");
const gdv_6ad44073501fbbrightnessInput = document.getElementById("gdv_6ad44073501fbbrightness"); const gdv_6ad44073501fbcontrastInput = document.getElementById("gdv_6ad44073501fbcontrast"); const gdv_6ad44073501fbfullscreenButton = document.getElementById("gdv_6ad44073501fbfullscreen");
const gdv_6ad44073501fbrotateRightButton = document.getElementById("gdv_6ad44073501fbrotateRight"); const gdv_6ad44073501fbrotateLeftButton = document.getElementById("gdv_6ad44073501fbrotateLeft");
const gdv_6ad44073501fbprevSlideButton = document.getElementById("gdv_6ad44073501fbprevSlide"); const gdv_6ad44073501fbnextSlideButton = document.getElementById("gdv_6ad44073501fbnextSlide"); const gdv_6ad44073501fbslideNumberDisplay = document.getElementById("gdv_6ad44073501fbslideNumber"); const gdv_6ad44073501fbimageName = document.getElementById("gdv_6ad44073501fbimageName");
let gdv_6ad44073501fbcurrentSlideIndex = 0;
gdv_6ad44073501fbbrightnessInput.addEventListener("input", gdv_6ad44073501fbdrawImage); gdv_6ad44073501fbcontrastInput.addEventListener("input", gdv_6ad44073501fbdrawImage);
const gdv_6ad44073501fbimageUrls = [{"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_6ad44073501fbscale = 1; let gdv_6ad44073501fboriginX = 0; let gdv_6ad44073501fboriginY = 0; const gdv_6ad44073501fbminScale = 0.1; const gdv_6ad44073501fbmaxScale = 5; let gdv_6ad44073501fbcurrentImage = new Image();
let gdv_6ad44073501fbrotationAngle = 0;
gdv_6ad44073501fbrotateRightButton.addEventListener("click", function() { gdv_6ad44073501fbrotationAngle = (gdv_6ad44073501fbrotationAngle + 90) % 360; gdv_6ad44073501fbdrawImage(); });
gdv_6ad44073501fbrotateLeftButton.addEventListener("click", function() { gdv_6ad44073501fbrotationAngle = (gdv_6ad44073501fbrotationAngle - 90 + 360) % 360; gdv_6ad44073501fbdrawImage(); });
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_6ad44073501fbcurrentImage.src = gdv_6ad44073501fbimageUrls[0]["url"]; gdv_6ad44073501fbimageName.innerHTML = filtrerChaine(gdv_6ad44073501fbimageUrls[0]["name"], "rien"); gdv_6ad44073501fbcurrentImage.onload = function() {
gdv_6ad44073501fbupdateSlideNumber(); gdv_6ad44073501fbresizeCanvas(); gdv_6ad44073501fbdrawImage(); document.getElementById("gdv_6ad44073501fbcontrols").style.display = "block"; };
function gdv_6ad44073501fbupdateSlideNumber() { gdv_6ad44073501fbslideNumberDisplay.textContent = `${gdv_6ad44073501fbcurrentSlideIndex + 1} / ${gdv_6ad44073501fbimageUrls.length}`; }
gdv_6ad44073501fbprevSlideButton.addEventListener("click", function() { if (gdv_6ad44073501fbcurrentSlideIndex > 0) { gdv_6ad44073501fbcurrentSlideIndex--; gdv_6ad44073501fbloadImage(gdv_6ad44073501fbcurrentSlideIndex); gdv_6ad44073501fbupdateSlideNumber(); } });
gdv_6ad44073501fbnextSlideButton.addEventListener("click", function() { if (gdv_6ad44073501fbcurrentSlideIndex < gdv_6ad44073501fbimageUrls.length - 1) { gdv_6ad44073501fbcurrentSlideIndex++; gdv_6ad44073501fbloadImage(gdv_6ad44073501fbcurrentSlideIndex); gdv_6ad44073501fbupdateSlideNumber(); } }); function gdv_6ad44073501fbresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad44073501fbcanvasContainer"); gdv_6ad44073501fbcanvas.width = container.clientWidth; gdv_6ad44073501fbcanvas.height = container.clientHeight - 30; gdv_6ad44073501fbfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad44073501fbdrawImage(); } window.addEventListener("load", gdv_6ad44073501fbresizeCanvas); window.addEventListener("resize", gdv_6ad44073501fbresizeCanvas); function gdv_6ad44073501fbfitImageToCanvas() { const canvasAspect = gdv_6ad44073501fbcanvas.width / gdv_6ad44073501fbcanvas.height; const imageAspect = gdv_6ad44073501fbcurrentImage.width / gdv_6ad44073501fbcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad44073501fbscale = gdv_6ad44073501fbcanvas.width / gdv_6ad44073501fbcurrentImage.width; } else { gdv_6ad44073501fbscale = gdv_6ad44073501fbcanvas.height / gdv_6ad44073501fbcurrentImage.height; } gdv_6ad44073501fboriginX = gdv_6ad44073501fbcanvas.width / 2; gdv_6ad44073501fboriginY = gdv_6ad44073501fbcanvas.height / 2; }
function gdv_6ad44073501fbdrawImage() { gdv_6ad44073501fbctx.clearRect(0, 0, gdv_6ad44073501fbcanvas.width, gdv_6ad44073501fbcanvas.height); gdv_6ad44073501fbctx.save(); gdv_6ad44073501fbctx.translate(gdv_6ad44073501fboriginX, gdv_6ad44073501fboriginY); gdv_6ad44073501fbctx.rotate((Math.PI / 180) * gdv_6ad44073501fbrotationAngle); gdv_6ad44073501fbctx.scale(gdv_6ad44073501fbscale, gdv_6ad44073501fbscale);
// Appliquer la luminosité et le contraste gdv_6ad44073501fbctx.filter = `brightness(${gdv_6ad44073501fbbrightnessInput.value}) contrast(${gdv_6ad44073501fbcontrastInput.value})`; gdv_6ad44073501fbctx.drawImage(gdv_6ad44073501fbcurrentImage, -gdv_6ad44073501fbcurrentImage.width/2, -gdv_6ad44073501fbcurrentImage.height/2); gdv_6ad44073501fbctx.restore(); }
// Ajouter les miniatures des images gdv_6ad44073501fbimageUrls.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_6ad44073501fbloadImage(index); gdv_6ad44073501fbcurrentSlideIndex = index; gdv_6ad44073501fbupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad44073501fbthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad44073501fbloadImage(index) { gdv_6ad44073501fbcurrentImage.src = gdv_6ad44073501fbimageUrls[index]["url"]; gdv_6ad44073501fbimageName.innerHTML = filtrerChaine(gdv_6ad44073501fbimageUrls[index]["name"], "rien"); gdv_6ad44073501fbcurrentImage.onload = function() { gdv_6ad44073501fbscale = 1; gdv_6ad44073501fboriginX = 0; gdv_6ad44073501fboriginY = 0; gdv_6ad44073501fbfitImageToCanvas(); gdv_6ad44073501fbdrawImage(); };
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_6ad44073501fbswiper = new Swiper(".gdv_6ad44073501fbswiper-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_6ad44073501fbswiper.on("slideChange", function () { // gdv_6ad44073501fbcurrentSlideIndex = gdv_6ad44073501fbswiper.activeIndex; // gdv_6ad44073501fbupdateSlideNumber(); //});
// Plein écran gdv_6ad44073501fbfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad44073501fbgd-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_6ad44073501fbcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad44073501fbscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad44073501fbminScale, Math.min(gdv_6ad44073501fbmaxScale, newScale)); const scaleRatio = newScale / gdv_6ad44073501fbscale; gdv_6ad44073501fboriginX = mouseX - (mouseX - gdv_6ad44073501fboriginX) * scaleRatio; gdv_6ad44073501fboriginY = mouseY - (mouseY - gdv_6ad44073501fboriginY) * scaleRatio; gdv_6ad44073501fbscale = newScale; gdv_6ad44073501fbdrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad44073501fbisDragging = false; let gdv_6ad44073501fbstartX, gdv_6ad44073501fbstartY; gdv_6ad44073501fbcanvas.addEventListener("mousedown", function(event) { gdv_6ad44073501fbisDragging = true; gdv_6ad44073501fbstartX = event.offsetX - gdv_6ad44073501fboriginX; gdv_6ad44073501fbstartY = event.offsetY - gdv_6ad44073501fboriginY; gdv_6ad44073501fbcanvas.style.cursor = "grabbing"; }); gdv_6ad44073501fbcanvas.addEventListener("mousemove", function(event) { if (gdv_6ad44073501fbisDragging) { gdv_6ad44073501fboriginX = event.offsetX - gdv_6ad44073501fbstartX; gdv_6ad44073501fboriginY = event.offsetY - gdv_6ad44073501fbstartY; gdv_6ad44073501fbdrawImage(); } }); // Gestion des événements tactiles gdv_6ad44073501fbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad44073501fbisDragging = true; const touch = event.touches[0]; gdv_6ad44073501fbstartX = touch.pageX - gdv_6ad44073501fboriginX; gdv_6ad44073501fbstartY = touch.pageY - gdv_6ad44073501fboriginY; } }); gdv_6ad44073501fbcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad44073501fboriginX = touch.pageX - gdv_6ad44073501fbstartX; gdv_6ad44073501fboriginY = touch.pageY - gdv_6ad44073501fbstartY; gdv_6ad44073501fbdrawImage(); }); gdv_6ad44073501fbcanvas.addEventListener("touchend", function() { gdv_6ad44073501fbisDragging = false; }); gdv_6ad44073501fbcanvas.addEventListener("mouseup", function() { gdv_6ad44073501fbisDragging = false; gdv_6ad44073501fbcanvas.style.cursor = "grab"; }); gdv_6ad44073501fbcanvas.addEventListener("mouseleave", function() { gdv_6ad44073501fbisDragging = false; gdv_6ad44073501fbcanvas.style.cursor = "grab"; }); gdv_6ad44073501fbzoomInButton.addEventListener("click", function() { let newScale = gdv_6ad44073501fbscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad44073501fbscale = Math.max(gdv_6ad44073501fbminScale, Math.min(gdv_6ad44073501fbmaxScale, newScale)); gdv_6ad44073501fbdrawImage(); }); gdv_6ad44073501fbzoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad44073501fbscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad44073501fbscale = Math.max(gdv_6ad44073501fbminScale, Math.min(gdv_6ad44073501fbmaxScale, newScale)); gdv_6ad44073501fbdrawImage(); }); gdv_6ad44073501fbresetZoomButton.addEventListener("click", function() { gdv_6ad44073501fbrotationAngle = 0; gdv_6ad44073501fbfitImageToCanvas(); gdv_6ad44073501fbdrawImage(); }); function gdv_6ad44073501fbgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad44073501fbdownloadImage").addEventListener("click", function() { let url = gdv_6ad44073501fbcurrentImage.src; const imageId = gdv_6ad44073501fbgetImageIdFromUrl(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_6ad44073501fbprintImageFromApi(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_6ad44073501fbprintButton = document.getElementById("gdv_6ad44073501fbprintCanvas");
gdv_6ad44073501fbprintButton.addEventListener("click", function() { let url = gdv_6ad44073501fbcurrentImage.src; const imageId = gdv_6ad44073501fbgetImageIdFromUrl(url); gdv_6ad44073501fbprintImageFromApi(imageId); });
let gdv_6ad44073501fbinitialDistance = 0; let gdv_6ad44073501fbinitialScale = 1;
gdv_6ad44073501fbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad44073501fbinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad44073501fbinitialScale = gdv_6ad44073501fbscale; } });
gdv_6ad44073501fbcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad44073501fbinitialDistance; let newScale = gdv_6ad44073501fbinitialScale * scaleChange;
newScale = Math.max(gdv_6ad44073501fbminScale, Math.min(gdv_6ad44073501fbmaxScale, 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_6ad44073501fbscale; gdv_6ad44073501fboriginX = centerX - (centerX - gdv_6ad44073501fboriginX) * scaleRatio; gdv_6ad44073501fboriginY = centerY - (centerY - gdv_6ad44073501fboriginY) * scaleRatio;
gdv_6ad44073501fbscale = newScale; gdv_6ad44073501fbdrawImage(); // 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); }