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const gdv_6870a0566fe32canvas = document.getElementById("gdv_6870a0566fe32imageCanvas"); const gdv_6870a0566fe32ctx = gdv_6870a0566fe32canvas.getContext("2d");
const gdv_6870a0566fe32thumbnailContainer = document.getElementById("gdv_6870a0566fe32thumbnailContainer"); const gdv_6870a0566fe32thumbnailContainerWrapper = document.getElementById("gdv_6870a0566fe32thumbnailContainerWrapper"); const gdv_6870a0566fe32zoomInButton = document.getElementById("gdv_6870a0566fe32zoomIn"); const gdv_6870a0566fe32zoomOutButton = document.getElementById("gdv_6870a0566fe32zoomOut"); const gdv_6870a0566fe32resetZoomButton = document.getElementById("gdv_6870a0566fe32resetZoom");
const gdv_6870a0566fe32brightnessInput = document.getElementById("gdv_6870a0566fe32brightness"); const gdv_6870a0566fe32contrastInput = document.getElementById("gdv_6870a0566fe32contrast"); const gdv_6870a0566fe32fullscreenButton = document.getElementById("gdv_6870a0566fe32fullscreen");
const gdv_6870a0566fe32rotateRightButton = document.getElementById("gdv_6870a0566fe32rotateRight"); const gdv_6870a0566fe32rotateLeftButton = document.getElementById("gdv_6870a0566fe32rotateLeft");
const gdv_6870a0566fe32prevSlideButton = document.getElementById("gdv_6870a0566fe32prevSlide"); const gdv_6870a0566fe32nextSlideButton = document.getElementById("gdv_6870a0566fe32nextSlide"); const gdv_6870a0566fe32slideNumberDisplay = document.getElementById("gdv_6870a0566fe32slideNumber"); const gdv_6870a0566fe32imageName = document.getElementById("gdv_6870a0566fe32imageName");
let gdv_6870a0566fe32currentSlideIndex = 0;
gdv_6870a0566fe32brightnessInput.addEventListener("input", gdv_6870a0566fe32drawImage); gdv_6870a0566fe32contrastInput.addEventListener("input", gdv_6870a0566fe32drawImage);
const gdv_6870a0566fe32imageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1SwjVZw0cKwltduAJ5LdZnzN_gE0MbIzT&sz=w3000","name":"LFS_Tribunal criminel extraordinaire_fe\u0301v 1793.jpg"}];
let gdv_6870a0566fe32scale = 1; let gdv_6870a0566fe32originX = 0; let gdv_6870a0566fe32originY = 0; const gdv_6870a0566fe32minScale = 0.1; const gdv_6870a0566fe32maxScale = 5; let gdv_6870a0566fe32currentImage = new Image();
let gdv_6870a0566fe32rotationAngle = 0;
gdv_6870a0566fe32rotateRightButton.addEventListener("click", function() { gdv_6870a0566fe32rotationAngle = (gdv_6870a0566fe32rotationAngle + 90) % 360; gdv_6870a0566fe32drawImage(); });
gdv_6870a0566fe32rotateLeftButton.addEventListener("click", function() { gdv_6870a0566fe32rotationAngle = (gdv_6870a0566fe32rotationAngle - 90 + 360) % 360; gdv_6870a0566fe32drawImage(); });
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_6870a0566fe32currentImage.src = gdv_6870a0566fe32imageUrls[0]["url"]; gdv_6870a0566fe32imageName.innerHTML = filtrerChaine(gdv_6870a0566fe32imageUrls[0]["name"], "rien"); gdv_6870a0566fe32currentImage.onload = function() {
gdv_6870a0566fe32updateSlideNumber(); gdv_6870a0566fe32resizeCanvas(); gdv_6870a0566fe32drawImage(); document.getElementById("gdv_6870a0566fe32controls").style.display = "block"; };
function gdv_6870a0566fe32updateSlideNumber() { gdv_6870a0566fe32slideNumberDisplay.textContent = `${gdv_6870a0566fe32currentSlideIndex + 1} / ${gdv_6870a0566fe32imageUrls.length}`; }
gdv_6870a0566fe32prevSlideButton.addEventListener("click", function() { if (gdv_6870a0566fe32currentSlideIndex > 0) { gdv_6870a0566fe32currentSlideIndex--; gdv_6870a0566fe32loadImage(gdv_6870a0566fe32currentSlideIndex); gdv_6870a0566fe32updateSlideNumber(); } });
gdv_6870a0566fe32nextSlideButton.addEventListener("click", function() { if (gdv_6870a0566fe32currentSlideIndex < gdv_6870a0566fe32imageUrls.length - 1) { gdv_6870a0566fe32currentSlideIndex++; gdv_6870a0566fe32loadImage(gdv_6870a0566fe32currentSlideIndex); gdv_6870a0566fe32updateSlideNumber(); } }); function gdv_6870a0566fe32resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6870a0566fe32canvasContainer"); gdv_6870a0566fe32canvas.width = container.clientWidth; gdv_6870a0566fe32canvas.height = container.clientHeight - 30; gdv_6870a0566fe32fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6870a0566fe32drawImage(); } window.addEventListener("load", gdv_6870a0566fe32resizeCanvas); window.addEventListener("resize", gdv_6870a0566fe32resizeCanvas); function gdv_6870a0566fe32fitImageToCanvas() { const canvasAspect = gdv_6870a0566fe32canvas.width / gdv_6870a0566fe32canvas.height; const imageAspect = gdv_6870a0566fe32currentImage.width / gdv_6870a0566fe32currentImage.height; if (imageAspect > canvasAspect) { gdv_6870a0566fe32scale = gdv_6870a0566fe32canvas.width / gdv_6870a0566fe32currentImage.width; } else { gdv_6870a0566fe32scale = gdv_6870a0566fe32canvas.height / gdv_6870a0566fe32currentImage.height; } gdv_6870a0566fe32originX = gdv_6870a0566fe32canvas.width / 2; gdv_6870a0566fe32originY = gdv_6870a0566fe32canvas.height / 2; }
function gdv_6870a0566fe32drawImage() { gdv_6870a0566fe32ctx.clearRect(0, 0, gdv_6870a0566fe32canvas.width, gdv_6870a0566fe32canvas.height); gdv_6870a0566fe32ctx.save(); gdv_6870a0566fe32ctx.translate(gdv_6870a0566fe32originX, gdv_6870a0566fe32originY); gdv_6870a0566fe32ctx.rotate((Math.PI / 180) * gdv_6870a0566fe32rotationAngle); gdv_6870a0566fe32ctx.scale(gdv_6870a0566fe32scale, gdv_6870a0566fe32scale);
// Appliquer la luminosité et le contraste gdv_6870a0566fe32ctx.filter = `brightness(${gdv_6870a0566fe32brightnessInput.value}) contrast(${gdv_6870a0566fe32contrastInput.value})`; gdv_6870a0566fe32ctx.drawImage(gdv_6870a0566fe32currentImage, -gdv_6870a0566fe32currentImage.width/2, -gdv_6870a0566fe32currentImage.height/2); gdv_6870a0566fe32ctx.restore(); }
// Ajouter les miniatures des images gdv_6870a0566fe32imageUrls.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_6870a0566fe32loadImage(index); gdv_6870a0566fe32currentSlideIndex = index; gdv_6870a0566fe32updateSlideNumber(); }; slide.appendChild(img); gdv_6870a0566fe32thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6870a0566fe32loadImage(index) { gdv_6870a0566fe32currentImage.src = gdv_6870a0566fe32imageUrls[index]["url"]; gdv_6870a0566fe32imageName.innerHTML = filtrerChaine(gdv_6870a0566fe32imageUrls[index]["name"], "rien"); gdv_6870a0566fe32currentImage.onload = function() { gdv_6870a0566fe32scale = 1; gdv_6870a0566fe32originX = 0; gdv_6870a0566fe32originY = 0; gdv_6870a0566fe32fitImageToCanvas(); gdv_6870a0566fe32drawImage(); };
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_6870a0566fe32swiper = new Swiper(".gdv_6870a0566fe32swiper-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_6870a0566fe32swiper.on("slideChange", function () { // gdv_6870a0566fe32currentSlideIndex = gdv_6870a0566fe32swiper.activeIndex; // gdv_6870a0566fe32updateSlideNumber(); //});
// Plein écran gdv_6870a0566fe32fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6870a0566fe32gd-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_6870a0566fe32canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6870a0566fe32scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6870a0566fe32minScale, Math.min(gdv_6870a0566fe32maxScale, newScale)); const scaleRatio = newScale / gdv_6870a0566fe32scale; gdv_6870a0566fe32originX = mouseX - (mouseX - gdv_6870a0566fe32originX) * scaleRatio; gdv_6870a0566fe32originY = mouseY - (mouseY - gdv_6870a0566fe32originY) * scaleRatio; gdv_6870a0566fe32scale = newScale; gdv_6870a0566fe32drawImage(); }); // Gestion du déplacement (pan) let gdv_6870a0566fe32isDragging = false; let gdv_6870a0566fe32startX, gdv_6870a0566fe32startY; gdv_6870a0566fe32canvas.addEventListener("mousedown", function(event) { gdv_6870a0566fe32isDragging = true; gdv_6870a0566fe32startX = event.offsetX - gdv_6870a0566fe32originX; gdv_6870a0566fe32startY = event.offsetY - gdv_6870a0566fe32originY; gdv_6870a0566fe32canvas.style.cursor = "grabbing"; }); gdv_6870a0566fe32canvas.addEventListener("mousemove", function(event) { if (gdv_6870a0566fe32isDragging) { gdv_6870a0566fe32originX = event.offsetX - gdv_6870a0566fe32startX; gdv_6870a0566fe32originY = event.offsetY - gdv_6870a0566fe32startY; gdv_6870a0566fe32drawImage(); } }); // Gestion des événements tactiles gdv_6870a0566fe32canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6870a0566fe32isDragging = true; const touch = event.touches[0]; gdv_6870a0566fe32startX = touch.pageX - gdv_6870a0566fe32originX; gdv_6870a0566fe32startY = touch.pageY - gdv_6870a0566fe32originY; } }); gdv_6870a0566fe32canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6870a0566fe32originX = touch.pageX - gdv_6870a0566fe32startX; gdv_6870a0566fe32originY = touch.pageY - gdv_6870a0566fe32startY; gdv_6870a0566fe32drawImage(); }); gdv_6870a0566fe32canvas.addEventListener("touchend", function() { gdv_6870a0566fe32isDragging = false; }); gdv_6870a0566fe32canvas.addEventListener("mouseup", function() { gdv_6870a0566fe32isDragging = false; gdv_6870a0566fe32canvas.style.cursor = "grab"; }); gdv_6870a0566fe32canvas.addEventListener("mouseleave", function() { gdv_6870a0566fe32isDragging = false; gdv_6870a0566fe32canvas.style.cursor = "grab"; }); gdv_6870a0566fe32zoomInButton.addEventListener("click", function() { let newScale = gdv_6870a0566fe32scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6870a0566fe32scale = Math.max(gdv_6870a0566fe32minScale, Math.min(gdv_6870a0566fe32maxScale, newScale)); gdv_6870a0566fe32drawImage(); }); gdv_6870a0566fe32zoomOutButton.addEventListener("click", function() { let newScale = gdv_6870a0566fe32scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6870a0566fe32scale = Math.max(gdv_6870a0566fe32minScale, Math.min(gdv_6870a0566fe32maxScale, newScale)); gdv_6870a0566fe32drawImage(); }); gdv_6870a0566fe32resetZoomButton.addEventListener("click", function() { gdv_6870a0566fe32rotationAngle = 0; gdv_6870a0566fe32fitImageToCanvas(); gdv_6870a0566fe32drawImage(); }); function gdv_6870a0566fe32getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6870a0566fe32downloadImage").addEventListener("click", function() { let url = gdv_6870a0566fe32currentImage.src; const imageId = gdv_6870a0566fe32getImageIdFromUrl(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_6870a0566fe32printImageFromApi(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_6870a0566fe32printButton = document.getElementById("gdv_6870a0566fe32printCanvas");
gdv_6870a0566fe32printButton.addEventListener("click", function() { let url = gdv_6870a0566fe32currentImage.src; const imageId = gdv_6870a0566fe32getImageIdFromUrl(url); gdv_6870a0566fe32printImageFromApi(imageId); });
let gdv_6870a0566fe32initialDistance = 0; let gdv_6870a0566fe32initialScale = 1;
gdv_6870a0566fe32canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6870a0566fe32initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6870a0566fe32initialScale = gdv_6870a0566fe32scale; } });
gdv_6870a0566fe32canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6870a0566fe32initialDistance; let newScale = gdv_6870a0566fe32initialScale * scaleChange;
newScale = Math.max(gdv_6870a0566fe32minScale, Math.min(gdv_6870a0566fe32maxScale, 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_6870a0566fe32scale; gdv_6870a0566fe32originX = centerX - (centerX - gdv_6870a0566fe32originX) * scaleRatio; gdv_6870a0566fe32originY = centerY - (centerY - gdv_6870a0566fe32originY) * scaleRatio;
gdv_6870a0566fe32scale = newScale; gdv_6870a0566fe32drawImage(); // 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); }