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const gdv_6ad4140cc708fcanvas = document.getElementById("gdv_6ad4140cc708fimageCanvas"); const gdv_6ad4140cc708fctx = gdv_6ad4140cc708fcanvas.getContext("2d");
const gdv_6ad4140cc708fthumbnailContainer = document.getElementById("gdv_6ad4140cc708fthumbnailContainer"); const gdv_6ad4140cc708fthumbnailContainerWrapper = document.getElementById("gdv_6ad4140cc708fthumbnailContainerWrapper"); const gdv_6ad4140cc708fzoomInButton = document.getElementById("gdv_6ad4140cc708fzoomIn"); const gdv_6ad4140cc708fzoomOutButton = document.getElementById("gdv_6ad4140cc708fzoomOut"); const gdv_6ad4140cc708fresetZoomButton = document.getElementById("gdv_6ad4140cc708fresetZoom");
const gdv_6ad4140cc708fbrightnessInput = document.getElementById("gdv_6ad4140cc708fbrightness"); const gdv_6ad4140cc708fcontrastInput = document.getElementById("gdv_6ad4140cc708fcontrast"); const gdv_6ad4140cc708ffullscreenButton = document.getElementById("gdv_6ad4140cc708ffullscreen");
const gdv_6ad4140cc708frotateRightButton = document.getElementById("gdv_6ad4140cc708frotateRight"); const gdv_6ad4140cc708frotateLeftButton = document.getElementById("gdv_6ad4140cc708frotateLeft");
const gdv_6ad4140cc708fprevSlideButton = document.getElementById("gdv_6ad4140cc708fprevSlide"); const gdv_6ad4140cc708fnextSlideButton = document.getElementById("gdv_6ad4140cc708fnextSlide"); const gdv_6ad4140cc708fslideNumberDisplay = document.getElementById("gdv_6ad4140cc708fslideNumber"); const gdv_6ad4140cc708fimageName = document.getElementById("gdv_6ad4140cc708fimageName");
let gdv_6ad4140cc708fcurrentSlideIndex = 0;
gdv_6ad4140cc708fbrightnessInput.addEventListener("input", gdv_6ad4140cc708fdrawImage); gdv_6ad4140cc708fcontrastInput.addEventListener("input", gdv_6ad4140cc708fdrawImage);
const gdv_6ad4140cc708fimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1SwjVZw0cKwltduAJ5LdZnzN_gE0MbIzT&sz=w3000","name":"LFS_Tribunal criminel extraordinaire_fe\u0301v 1793.jpg"}];
let gdv_6ad4140cc708fscale = 1; let gdv_6ad4140cc708foriginX = 0; let gdv_6ad4140cc708foriginY = 0; const gdv_6ad4140cc708fminScale = 0.1; const gdv_6ad4140cc708fmaxScale = 5; let gdv_6ad4140cc708fcurrentImage = new Image();
let gdv_6ad4140cc708frotationAngle = 0;
gdv_6ad4140cc708frotateRightButton.addEventListener("click", function() { gdv_6ad4140cc708frotationAngle = (gdv_6ad4140cc708frotationAngle + 90) % 360; gdv_6ad4140cc708fdrawImage(); });
gdv_6ad4140cc708frotateLeftButton.addEventListener("click", function() { gdv_6ad4140cc708frotationAngle = (gdv_6ad4140cc708frotationAngle - 90 + 360) % 360; gdv_6ad4140cc708fdrawImage(); });
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_6ad4140cc708fcurrentImage.src = gdv_6ad4140cc708fimageUrls[0]["url"]; gdv_6ad4140cc708fimageName.innerHTML = filtrerChaine(gdv_6ad4140cc708fimageUrls[0]["name"], "rien"); gdv_6ad4140cc708fcurrentImage.onload = function() {
gdv_6ad4140cc708fupdateSlideNumber(); gdv_6ad4140cc708fresizeCanvas(); gdv_6ad4140cc708fdrawImage(); document.getElementById("gdv_6ad4140cc708fcontrols").style.display = "block"; };
function gdv_6ad4140cc708fupdateSlideNumber() { gdv_6ad4140cc708fslideNumberDisplay.textContent = `${gdv_6ad4140cc708fcurrentSlideIndex + 1} / ${gdv_6ad4140cc708fimageUrls.length}`; }
gdv_6ad4140cc708fprevSlideButton.addEventListener("click", function() { if (gdv_6ad4140cc708fcurrentSlideIndex > 0) { gdv_6ad4140cc708fcurrentSlideIndex--; gdv_6ad4140cc708floadImage(gdv_6ad4140cc708fcurrentSlideIndex); gdv_6ad4140cc708fupdateSlideNumber(); } });
gdv_6ad4140cc708fnextSlideButton.addEventListener("click", function() { if (gdv_6ad4140cc708fcurrentSlideIndex < gdv_6ad4140cc708fimageUrls.length - 1) { gdv_6ad4140cc708fcurrentSlideIndex++; gdv_6ad4140cc708floadImage(gdv_6ad4140cc708fcurrentSlideIndex); gdv_6ad4140cc708fupdateSlideNumber(); } }); function gdv_6ad4140cc708fresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad4140cc708fcanvasContainer"); gdv_6ad4140cc708fcanvas.width = container.clientWidth; gdv_6ad4140cc708fcanvas.height = container.clientHeight - 30; gdv_6ad4140cc708ffitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad4140cc708fdrawImage(); } window.addEventListener("load", gdv_6ad4140cc708fresizeCanvas); window.addEventListener("resize", gdv_6ad4140cc708fresizeCanvas); function gdv_6ad4140cc708ffitImageToCanvas() { const canvasAspect = gdv_6ad4140cc708fcanvas.width / gdv_6ad4140cc708fcanvas.height; const imageAspect = gdv_6ad4140cc708fcurrentImage.width / gdv_6ad4140cc708fcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad4140cc708fscale = gdv_6ad4140cc708fcanvas.width / gdv_6ad4140cc708fcurrentImage.width; } else { gdv_6ad4140cc708fscale = gdv_6ad4140cc708fcanvas.height / gdv_6ad4140cc708fcurrentImage.height; } gdv_6ad4140cc708foriginX = gdv_6ad4140cc708fcanvas.width / 2; gdv_6ad4140cc708foriginY = gdv_6ad4140cc708fcanvas.height / 2; }
function gdv_6ad4140cc708fdrawImage() { gdv_6ad4140cc708fctx.clearRect(0, 0, gdv_6ad4140cc708fcanvas.width, gdv_6ad4140cc708fcanvas.height); gdv_6ad4140cc708fctx.save(); gdv_6ad4140cc708fctx.translate(gdv_6ad4140cc708foriginX, gdv_6ad4140cc708foriginY); gdv_6ad4140cc708fctx.rotate((Math.PI / 180) * gdv_6ad4140cc708frotationAngle); gdv_6ad4140cc708fctx.scale(gdv_6ad4140cc708fscale, gdv_6ad4140cc708fscale);
// Appliquer la luminosité et le contraste gdv_6ad4140cc708fctx.filter = `brightness(${gdv_6ad4140cc708fbrightnessInput.value}) contrast(${gdv_6ad4140cc708fcontrastInput.value})`; gdv_6ad4140cc708fctx.drawImage(gdv_6ad4140cc708fcurrentImage, -gdv_6ad4140cc708fcurrentImage.width/2, -gdv_6ad4140cc708fcurrentImage.height/2); gdv_6ad4140cc708fctx.restore(); }
// Ajouter les miniatures des images gdv_6ad4140cc708fimageUrls.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_6ad4140cc708floadImage(index); gdv_6ad4140cc708fcurrentSlideIndex = index; gdv_6ad4140cc708fupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad4140cc708fthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad4140cc708floadImage(index) { gdv_6ad4140cc708fcurrentImage.src = gdv_6ad4140cc708fimageUrls[index]["url"]; gdv_6ad4140cc708fimageName.innerHTML = filtrerChaine(gdv_6ad4140cc708fimageUrls[index]["name"], "rien"); gdv_6ad4140cc708fcurrentImage.onload = function() { gdv_6ad4140cc708fscale = 1; gdv_6ad4140cc708foriginX = 0; gdv_6ad4140cc708foriginY = 0; gdv_6ad4140cc708ffitImageToCanvas(); gdv_6ad4140cc708fdrawImage(); };
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_6ad4140cc708fswiper = new Swiper(".gdv_6ad4140cc708fswiper-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_6ad4140cc708fswiper.on("slideChange", function () { // gdv_6ad4140cc708fcurrentSlideIndex = gdv_6ad4140cc708fswiper.activeIndex; // gdv_6ad4140cc708fupdateSlideNumber(); //});
// Plein écran gdv_6ad4140cc708ffullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad4140cc708fgd-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_6ad4140cc708fcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad4140cc708fscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad4140cc708fminScale, Math.min(gdv_6ad4140cc708fmaxScale, newScale)); const scaleRatio = newScale / gdv_6ad4140cc708fscale; gdv_6ad4140cc708foriginX = mouseX - (mouseX - gdv_6ad4140cc708foriginX) * scaleRatio; gdv_6ad4140cc708foriginY = mouseY - (mouseY - gdv_6ad4140cc708foriginY) * scaleRatio; gdv_6ad4140cc708fscale = newScale; gdv_6ad4140cc708fdrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad4140cc708fisDragging = false; let gdv_6ad4140cc708fstartX, gdv_6ad4140cc708fstartY; gdv_6ad4140cc708fcanvas.addEventListener("mousedown", function(event) { gdv_6ad4140cc708fisDragging = true; gdv_6ad4140cc708fstartX = event.offsetX - gdv_6ad4140cc708foriginX; gdv_6ad4140cc708fstartY = event.offsetY - gdv_6ad4140cc708foriginY; gdv_6ad4140cc708fcanvas.style.cursor = "grabbing"; }); gdv_6ad4140cc708fcanvas.addEventListener("mousemove", function(event) { if (gdv_6ad4140cc708fisDragging) { gdv_6ad4140cc708foriginX = event.offsetX - gdv_6ad4140cc708fstartX; gdv_6ad4140cc708foriginY = event.offsetY - gdv_6ad4140cc708fstartY; gdv_6ad4140cc708fdrawImage(); } }); // Gestion des événements tactiles gdv_6ad4140cc708fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad4140cc708fisDragging = true; const touch = event.touches[0]; gdv_6ad4140cc708fstartX = touch.pageX - gdv_6ad4140cc708foriginX; gdv_6ad4140cc708fstartY = touch.pageY - gdv_6ad4140cc708foriginY; } }); gdv_6ad4140cc708fcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad4140cc708foriginX = touch.pageX - gdv_6ad4140cc708fstartX; gdv_6ad4140cc708foriginY = touch.pageY - gdv_6ad4140cc708fstartY; gdv_6ad4140cc708fdrawImage(); }); gdv_6ad4140cc708fcanvas.addEventListener("touchend", function() { gdv_6ad4140cc708fisDragging = false; }); gdv_6ad4140cc708fcanvas.addEventListener("mouseup", function() { gdv_6ad4140cc708fisDragging = false; gdv_6ad4140cc708fcanvas.style.cursor = "grab"; }); gdv_6ad4140cc708fcanvas.addEventListener("mouseleave", function() { gdv_6ad4140cc708fisDragging = false; gdv_6ad4140cc708fcanvas.style.cursor = "grab"; }); gdv_6ad4140cc708fzoomInButton.addEventListener("click", function() { let newScale = gdv_6ad4140cc708fscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad4140cc708fscale = Math.max(gdv_6ad4140cc708fminScale, Math.min(gdv_6ad4140cc708fmaxScale, newScale)); gdv_6ad4140cc708fdrawImage(); }); gdv_6ad4140cc708fzoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad4140cc708fscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad4140cc708fscale = Math.max(gdv_6ad4140cc708fminScale, Math.min(gdv_6ad4140cc708fmaxScale, newScale)); gdv_6ad4140cc708fdrawImage(); }); gdv_6ad4140cc708fresetZoomButton.addEventListener("click", function() { gdv_6ad4140cc708frotationAngle = 0; gdv_6ad4140cc708ffitImageToCanvas(); gdv_6ad4140cc708fdrawImage(); }); function gdv_6ad4140cc708fgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad4140cc708fdownloadImage").addEventListener("click", function() { let url = gdv_6ad4140cc708fcurrentImage.src; const imageId = gdv_6ad4140cc708fgetImageIdFromUrl(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_6ad4140cc708fprintImageFromApi(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_6ad4140cc708fprintButton = document.getElementById("gdv_6ad4140cc708fprintCanvas");
gdv_6ad4140cc708fprintButton.addEventListener("click", function() { let url = gdv_6ad4140cc708fcurrentImage.src; const imageId = gdv_6ad4140cc708fgetImageIdFromUrl(url); gdv_6ad4140cc708fprintImageFromApi(imageId); });
let gdv_6ad4140cc708finitialDistance = 0; let gdv_6ad4140cc708finitialScale = 1;
gdv_6ad4140cc708fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad4140cc708finitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad4140cc708finitialScale = gdv_6ad4140cc708fscale; } });
gdv_6ad4140cc708fcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad4140cc708finitialDistance; let newScale = gdv_6ad4140cc708finitialScale * scaleChange;
newScale = Math.max(gdv_6ad4140cc708fminScale, Math.min(gdv_6ad4140cc708fmaxScale, 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_6ad4140cc708fscale; gdv_6ad4140cc708foriginX = centerX - (centerX - gdv_6ad4140cc708foriginX) * scaleRatio; gdv_6ad4140cc708foriginY = centerY - (centerY - gdv_6ad4140cc708foriginY) * scaleRatio;
gdv_6ad4140cc708fscale = newScale; gdv_6ad4140cc708fdrawImage(); // 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); }