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const gdv_69b7e3f5618dfcanvas = document.getElementById("gdv_69b7e3f5618dfimageCanvas"); const gdv_69b7e3f5618dfctx = gdv_69b7e3f5618dfcanvas.getContext("2d");
const gdv_69b7e3f5618dfthumbnailContainer = document.getElementById("gdv_69b7e3f5618dfthumbnailContainer"); const gdv_69b7e3f5618dfthumbnailContainerWrapper = document.getElementById("gdv_69b7e3f5618dfthumbnailContainerWrapper"); const gdv_69b7e3f5618dfzoomInButton = document.getElementById("gdv_69b7e3f5618dfzoomIn"); const gdv_69b7e3f5618dfzoomOutButton = document.getElementById("gdv_69b7e3f5618dfzoomOut"); const gdv_69b7e3f5618dfresetZoomButton = document.getElementById("gdv_69b7e3f5618dfresetZoom");
const gdv_69b7e3f5618dfbrightnessInput = document.getElementById("gdv_69b7e3f5618dfbrightness"); const gdv_69b7e3f5618dfcontrastInput = document.getElementById("gdv_69b7e3f5618dfcontrast"); const gdv_69b7e3f5618dffullscreenButton = document.getElementById("gdv_69b7e3f5618dffullscreen");
const gdv_69b7e3f5618dfrotateRightButton = document.getElementById("gdv_69b7e3f5618dfrotateRight"); const gdv_69b7e3f5618dfrotateLeftButton = document.getElementById("gdv_69b7e3f5618dfrotateLeft");
const gdv_69b7e3f5618dfprevSlideButton = document.getElementById("gdv_69b7e3f5618dfprevSlide"); const gdv_69b7e3f5618dfnextSlideButton = document.getElementById("gdv_69b7e3f5618dfnextSlide"); const gdv_69b7e3f5618dfslideNumberDisplay = document.getElementById("gdv_69b7e3f5618dfslideNumber"); const gdv_69b7e3f5618dfimageName = document.getElementById("gdv_69b7e3f5618dfimageName");
let gdv_69b7e3f5618dfcurrentSlideIndex = 0;
gdv_69b7e3f5618dfbrightnessInput.addEventListener("input", gdv_69b7e3f5618dfdrawImage); gdv_69b7e3f5618dfcontrastInput.addEventListener("input", gdv_69b7e3f5618dfdrawImage);
const gdv_69b7e3f5618dfimageUrls = [{"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_69b7e3f5618dfscale = 1; let gdv_69b7e3f5618dforiginX = 0; let gdv_69b7e3f5618dforiginY = 0; const gdv_69b7e3f5618dfminScale = 0.1; const gdv_69b7e3f5618dfmaxScale = 5; let gdv_69b7e3f5618dfcurrentImage = new Image();
let gdv_69b7e3f5618dfrotationAngle = 0;
gdv_69b7e3f5618dfrotateRightButton.addEventListener("click", function() { gdv_69b7e3f5618dfrotationAngle = (gdv_69b7e3f5618dfrotationAngle + 90) % 360; gdv_69b7e3f5618dfdrawImage(); });
gdv_69b7e3f5618dfrotateLeftButton.addEventListener("click", function() { gdv_69b7e3f5618dfrotationAngle = (gdv_69b7e3f5618dfrotationAngle - 90 + 360) % 360; gdv_69b7e3f5618dfdrawImage(); });
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_69b7e3f5618dfcurrentImage.src = gdv_69b7e3f5618dfimageUrls[0]["url"]; gdv_69b7e3f5618dfimageName.innerHTML = filtrerChaine(gdv_69b7e3f5618dfimageUrls[0]["name"], "rien"); gdv_69b7e3f5618dfcurrentImage.onload = function() {
gdv_69b7e3f5618dfupdateSlideNumber(); gdv_69b7e3f5618dfresizeCanvas(); gdv_69b7e3f5618dfdrawImage(); document.getElementById("gdv_69b7e3f5618dfcontrols").style.display = "block"; };
function gdv_69b7e3f5618dfupdateSlideNumber() { gdv_69b7e3f5618dfslideNumberDisplay.textContent = `${gdv_69b7e3f5618dfcurrentSlideIndex + 1} / ${gdv_69b7e3f5618dfimageUrls.length}`; }
gdv_69b7e3f5618dfprevSlideButton.addEventListener("click", function() { if (gdv_69b7e3f5618dfcurrentSlideIndex > 0) { gdv_69b7e3f5618dfcurrentSlideIndex--; gdv_69b7e3f5618dfloadImage(gdv_69b7e3f5618dfcurrentSlideIndex); gdv_69b7e3f5618dfupdateSlideNumber(); } });
gdv_69b7e3f5618dfnextSlideButton.addEventListener("click", function() { if (gdv_69b7e3f5618dfcurrentSlideIndex < gdv_69b7e3f5618dfimageUrls.length - 1) { gdv_69b7e3f5618dfcurrentSlideIndex++; gdv_69b7e3f5618dfloadImage(gdv_69b7e3f5618dfcurrentSlideIndex); gdv_69b7e3f5618dfupdateSlideNumber(); } }); function gdv_69b7e3f5618dfresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69b7e3f5618dfcanvasContainer"); gdv_69b7e3f5618dfcanvas.width = container.clientWidth; gdv_69b7e3f5618dfcanvas.height = container.clientHeight - 30; gdv_69b7e3f5618dffitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69b7e3f5618dfdrawImage(); } window.addEventListener("load", gdv_69b7e3f5618dfresizeCanvas); window.addEventListener("resize", gdv_69b7e3f5618dfresizeCanvas); function gdv_69b7e3f5618dffitImageToCanvas() { const canvasAspect = gdv_69b7e3f5618dfcanvas.width / gdv_69b7e3f5618dfcanvas.height; const imageAspect = gdv_69b7e3f5618dfcurrentImage.width / gdv_69b7e3f5618dfcurrentImage.height; if (imageAspect > canvasAspect) { gdv_69b7e3f5618dfscale = gdv_69b7e3f5618dfcanvas.width / gdv_69b7e3f5618dfcurrentImage.width; } else { gdv_69b7e3f5618dfscale = gdv_69b7e3f5618dfcanvas.height / gdv_69b7e3f5618dfcurrentImage.height; } gdv_69b7e3f5618dforiginX = gdv_69b7e3f5618dfcanvas.width / 2; gdv_69b7e3f5618dforiginY = gdv_69b7e3f5618dfcanvas.height / 2; }
function gdv_69b7e3f5618dfdrawImage() { gdv_69b7e3f5618dfctx.clearRect(0, 0, gdv_69b7e3f5618dfcanvas.width, gdv_69b7e3f5618dfcanvas.height); gdv_69b7e3f5618dfctx.save(); gdv_69b7e3f5618dfctx.translate(gdv_69b7e3f5618dforiginX, gdv_69b7e3f5618dforiginY); gdv_69b7e3f5618dfctx.rotate((Math.PI / 180) * gdv_69b7e3f5618dfrotationAngle); gdv_69b7e3f5618dfctx.scale(gdv_69b7e3f5618dfscale, gdv_69b7e3f5618dfscale);
// Appliquer la luminosité et le contraste gdv_69b7e3f5618dfctx.filter = `brightness(${gdv_69b7e3f5618dfbrightnessInput.value}) contrast(${gdv_69b7e3f5618dfcontrastInput.value})`; gdv_69b7e3f5618dfctx.drawImage(gdv_69b7e3f5618dfcurrentImage, -gdv_69b7e3f5618dfcurrentImage.width/2, -gdv_69b7e3f5618dfcurrentImage.height/2); gdv_69b7e3f5618dfctx.restore(); }
// Ajouter les miniatures des images gdv_69b7e3f5618dfimageUrls.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_69b7e3f5618dfloadImage(index); gdv_69b7e3f5618dfcurrentSlideIndex = index; gdv_69b7e3f5618dfupdateSlideNumber(); }; slide.appendChild(img); gdv_69b7e3f5618dfthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69b7e3f5618dfloadImage(index) { gdv_69b7e3f5618dfcurrentImage.src = gdv_69b7e3f5618dfimageUrls[index]["url"]; gdv_69b7e3f5618dfimageName.innerHTML = filtrerChaine(gdv_69b7e3f5618dfimageUrls[index]["name"], "rien"); gdv_69b7e3f5618dfcurrentImage.onload = function() { gdv_69b7e3f5618dfscale = 1; gdv_69b7e3f5618dforiginX = 0; gdv_69b7e3f5618dforiginY = 0; gdv_69b7e3f5618dffitImageToCanvas(); gdv_69b7e3f5618dfdrawImage(); };
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_69b7e3f5618dfswiper = new Swiper(".gdv_69b7e3f5618dfswiper-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_69b7e3f5618dfswiper.on("slideChange", function () { // gdv_69b7e3f5618dfcurrentSlideIndex = gdv_69b7e3f5618dfswiper.activeIndex; // gdv_69b7e3f5618dfupdateSlideNumber(); //});
// Plein écran gdv_69b7e3f5618dffullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69b7e3f5618dfgd-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_69b7e3f5618dfcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69b7e3f5618dfscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69b7e3f5618dfminScale, Math.min(gdv_69b7e3f5618dfmaxScale, newScale)); const scaleRatio = newScale / gdv_69b7e3f5618dfscale; gdv_69b7e3f5618dforiginX = mouseX - (mouseX - gdv_69b7e3f5618dforiginX) * scaleRatio; gdv_69b7e3f5618dforiginY = mouseY - (mouseY - gdv_69b7e3f5618dforiginY) * scaleRatio; gdv_69b7e3f5618dfscale = newScale; gdv_69b7e3f5618dfdrawImage(); }); // Gestion du déplacement (pan) let gdv_69b7e3f5618dfisDragging = false; let gdv_69b7e3f5618dfstartX, gdv_69b7e3f5618dfstartY; gdv_69b7e3f5618dfcanvas.addEventListener("mousedown", function(event) { gdv_69b7e3f5618dfisDragging = true; gdv_69b7e3f5618dfstartX = event.offsetX - gdv_69b7e3f5618dforiginX; gdv_69b7e3f5618dfstartY = event.offsetY - gdv_69b7e3f5618dforiginY; gdv_69b7e3f5618dfcanvas.style.cursor = "grabbing"; }); gdv_69b7e3f5618dfcanvas.addEventListener("mousemove", function(event) { if (gdv_69b7e3f5618dfisDragging) { gdv_69b7e3f5618dforiginX = event.offsetX - gdv_69b7e3f5618dfstartX; gdv_69b7e3f5618dforiginY = event.offsetY - gdv_69b7e3f5618dfstartY; gdv_69b7e3f5618dfdrawImage(); } }); // Gestion des événements tactiles gdv_69b7e3f5618dfcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69b7e3f5618dfisDragging = true; const touch = event.touches[0]; gdv_69b7e3f5618dfstartX = touch.pageX - gdv_69b7e3f5618dforiginX; gdv_69b7e3f5618dfstartY = touch.pageY - gdv_69b7e3f5618dforiginY; } }); gdv_69b7e3f5618dfcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69b7e3f5618dforiginX = touch.pageX - gdv_69b7e3f5618dfstartX; gdv_69b7e3f5618dforiginY = touch.pageY - gdv_69b7e3f5618dfstartY; gdv_69b7e3f5618dfdrawImage(); }); gdv_69b7e3f5618dfcanvas.addEventListener("touchend", function() { gdv_69b7e3f5618dfisDragging = false; }); gdv_69b7e3f5618dfcanvas.addEventListener("mouseup", function() { gdv_69b7e3f5618dfisDragging = false; gdv_69b7e3f5618dfcanvas.style.cursor = "grab"; }); gdv_69b7e3f5618dfcanvas.addEventListener("mouseleave", function() { gdv_69b7e3f5618dfisDragging = false; gdv_69b7e3f5618dfcanvas.style.cursor = "grab"; }); gdv_69b7e3f5618dfzoomInButton.addEventListener("click", function() { let newScale = gdv_69b7e3f5618dfscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69b7e3f5618dfscale = Math.max(gdv_69b7e3f5618dfminScale, Math.min(gdv_69b7e3f5618dfmaxScale, newScale)); gdv_69b7e3f5618dfdrawImage(); }); gdv_69b7e3f5618dfzoomOutButton.addEventListener("click", function() { let newScale = gdv_69b7e3f5618dfscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69b7e3f5618dfscale = Math.max(gdv_69b7e3f5618dfminScale, Math.min(gdv_69b7e3f5618dfmaxScale, newScale)); gdv_69b7e3f5618dfdrawImage(); }); gdv_69b7e3f5618dfresetZoomButton.addEventListener("click", function() { gdv_69b7e3f5618dfrotationAngle = 0; gdv_69b7e3f5618dffitImageToCanvas(); gdv_69b7e3f5618dfdrawImage(); }); function gdv_69b7e3f5618dfgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69b7e3f5618dfdownloadImage").addEventListener("click", function() { let url = gdv_69b7e3f5618dfcurrentImage.src; const imageId = gdv_69b7e3f5618dfgetImageIdFromUrl(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_69b7e3f5618dfprintImageFromApi(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_69b7e3f5618dfprintButton = document.getElementById("gdv_69b7e3f5618dfprintCanvas");
gdv_69b7e3f5618dfprintButton.addEventListener("click", function() { let url = gdv_69b7e3f5618dfcurrentImage.src; const imageId = gdv_69b7e3f5618dfgetImageIdFromUrl(url); gdv_69b7e3f5618dfprintImageFromApi(imageId); });
let gdv_69b7e3f5618dfinitialDistance = 0; let gdv_69b7e3f5618dfinitialScale = 1;
gdv_69b7e3f5618dfcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69b7e3f5618dfinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69b7e3f5618dfinitialScale = gdv_69b7e3f5618dfscale; } });
gdv_69b7e3f5618dfcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69b7e3f5618dfinitialDistance; let newScale = gdv_69b7e3f5618dfinitialScale * scaleChange;
newScale = Math.max(gdv_69b7e3f5618dfminScale, Math.min(gdv_69b7e3f5618dfmaxScale, 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_69b7e3f5618dfscale; gdv_69b7e3f5618dforiginX = centerX - (centerX - gdv_69b7e3f5618dforiginX) * scaleRatio; gdv_69b7e3f5618dforiginY = centerY - (centerY - gdv_69b7e3f5618dforiginY) * scaleRatio;
gdv_69b7e3f5618dfscale = newScale; gdv_69b7e3f5618dfdrawImage(); // 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); }