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const gdv_68707e2fd0f76canvas = document.getElementById("gdv_68707e2fd0f76imageCanvas"); const gdv_68707e2fd0f76ctx = gdv_68707e2fd0f76canvas.getContext("2d");
const gdv_68707e2fd0f76thumbnailContainer = document.getElementById("gdv_68707e2fd0f76thumbnailContainer"); const gdv_68707e2fd0f76thumbnailContainerWrapper = document.getElementById("gdv_68707e2fd0f76thumbnailContainerWrapper"); const gdv_68707e2fd0f76zoomInButton = document.getElementById("gdv_68707e2fd0f76zoomIn"); const gdv_68707e2fd0f76zoomOutButton = document.getElementById("gdv_68707e2fd0f76zoomOut"); const gdv_68707e2fd0f76resetZoomButton = document.getElementById("gdv_68707e2fd0f76resetZoom");
const gdv_68707e2fd0f76brightnessInput = document.getElementById("gdv_68707e2fd0f76brightness"); const gdv_68707e2fd0f76contrastInput = document.getElementById("gdv_68707e2fd0f76contrast"); const gdv_68707e2fd0f76fullscreenButton = document.getElementById("gdv_68707e2fd0f76fullscreen");
const gdv_68707e2fd0f76rotateRightButton = document.getElementById("gdv_68707e2fd0f76rotateRight"); const gdv_68707e2fd0f76rotateLeftButton = document.getElementById("gdv_68707e2fd0f76rotateLeft");
const gdv_68707e2fd0f76prevSlideButton = document.getElementById("gdv_68707e2fd0f76prevSlide"); const gdv_68707e2fd0f76nextSlideButton = document.getElementById("gdv_68707e2fd0f76nextSlide"); const gdv_68707e2fd0f76slideNumberDisplay = document.getElementById("gdv_68707e2fd0f76slideNumber"); const gdv_68707e2fd0f76imageName = document.getElementById("gdv_68707e2fd0f76imageName");
let gdv_68707e2fd0f76currentSlideIndex = 0;
gdv_68707e2fd0f76brightnessInput.addEventListener("input", gdv_68707e2fd0f76drawImage); gdv_68707e2fd0f76contrastInput.addEventListener("input", gdv_68707e2fd0f76drawImage);
const gdv_68707e2fd0f76imageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1jCTZ6LiZCM_u34zlVOwFhIC3xFpe-Bh2&sz=w3000","name":"EPOl et LFS_allocation aux procureurs des communes.jpg"}];
let gdv_68707e2fd0f76scale = 1; let gdv_68707e2fd0f76originX = 0; let gdv_68707e2fd0f76originY = 0; const gdv_68707e2fd0f76minScale = 0.1; const gdv_68707e2fd0f76maxScale = 5; let gdv_68707e2fd0f76currentImage = new Image();
let gdv_68707e2fd0f76rotationAngle = 0;
gdv_68707e2fd0f76rotateRightButton.addEventListener("click", function() { gdv_68707e2fd0f76rotationAngle = (gdv_68707e2fd0f76rotationAngle + 90) % 360; gdv_68707e2fd0f76drawImage(); });
gdv_68707e2fd0f76rotateLeftButton.addEventListener("click", function() { gdv_68707e2fd0f76rotationAngle = (gdv_68707e2fd0f76rotationAngle - 90 + 360) % 360; gdv_68707e2fd0f76drawImage(); });
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_68707e2fd0f76currentImage.src = gdv_68707e2fd0f76imageUrls[0]["url"]; gdv_68707e2fd0f76imageName.innerHTML = filtrerChaine(gdv_68707e2fd0f76imageUrls[0]["name"], "rien"); gdv_68707e2fd0f76currentImage.onload = function() {
gdv_68707e2fd0f76updateSlideNumber(); gdv_68707e2fd0f76resizeCanvas(); gdv_68707e2fd0f76drawImage(); document.getElementById("gdv_68707e2fd0f76controls").style.display = "block"; };
function gdv_68707e2fd0f76updateSlideNumber() { gdv_68707e2fd0f76slideNumberDisplay.textContent = `${gdv_68707e2fd0f76currentSlideIndex + 1} / ${gdv_68707e2fd0f76imageUrls.length}`; }
gdv_68707e2fd0f76prevSlideButton.addEventListener("click", function() { if (gdv_68707e2fd0f76currentSlideIndex > 0) { gdv_68707e2fd0f76currentSlideIndex--; gdv_68707e2fd0f76loadImage(gdv_68707e2fd0f76currentSlideIndex); gdv_68707e2fd0f76updateSlideNumber(); } });
gdv_68707e2fd0f76nextSlideButton.addEventListener("click", function() { if (gdv_68707e2fd0f76currentSlideIndex < gdv_68707e2fd0f76imageUrls.length - 1) { gdv_68707e2fd0f76currentSlideIndex++; gdv_68707e2fd0f76loadImage(gdv_68707e2fd0f76currentSlideIndex); gdv_68707e2fd0f76updateSlideNumber(); } }); function gdv_68707e2fd0f76resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_68707e2fd0f76canvasContainer"); gdv_68707e2fd0f76canvas.width = container.clientWidth; gdv_68707e2fd0f76canvas.height = container.clientHeight - 30; gdv_68707e2fd0f76fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_68707e2fd0f76drawImage(); } window.addEventListener("load", gdv_68707e2fd0f76resizeCanvas); window.addEventListener("resize", gdv_68707e2fd0f76resizeCanvas); function gdv_68707e2fd0f76fitImageToCanvas() { const canvasAspect = gdv_68707e2fd0f76canvas.width / gdv_68707e2fd0f76canvas.height; const imageAspect = gdv_68707e2fd0f76currentImage.width / gdv_68707e2fd0f76currentImage.height; if (imageAspect > canvasAspect) { gdv_68707e2fd0f76scale = gdv_68707e2fd0f76canvas.width / gdv_68707e2fd0f76currentImage.width; } else { gdv_68707e2fd0f76scale = gdv_68707e2fd0f76canvas.height / gdv_68707e2fd0f76currentImage.height; } gdv_68707e2fd0f76originX = gdv_68707e2fd0f76canvas.width / 2; gdv_68707e2fd0f76originY = gdv_68707e2fd0f76canvas.height / 2; }
function gdv_68707e2fd0f76drawImage() { gdv_68707e2fd0f76ctx.clearRect(0, 0, gdv_68707e2fd0f76canvas.width, gdv_68707e2fd0f76canvas.height); gdv_68707e2fd0f76ctx.save(); gdv_68707e2fd0f76ctx.translate(gdv_68707e2fd0f76originX, gdv_68707e2fd0f76originY); gdv_68707e2fd0f76ctx.rotate((Math.PI / 180) * gdv_68707e2fd0f76rotationAngle); gdv_68707e2fd0f76ctx.scale(gdv_68707e2fd0f76scale, gdv_68707e2fd0f76scale);
// Appliquer la luminosité et le contraste gdv_68707e2fd0f76ctx.filter = `brightness(${gdv_68707e2fd0f76brightnessInput.value}) contrast(${gdv_68707e2fd0f76contrastInput.value})`; gdv_68707e2fd0f76ctx.drawImage(gdv_68707e2fd0f76currentImage, -gdv_68707e2fd0f76currentImage.width/2, -gdv_68707e2fd0f76currentImage.height/2); gdv_68707e2fd0f76ctx.restore(); }
// Ajouter les miniatures des images gdv_68707e2fd0f76imageUrls.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_68707e2fd0f76loadImage(index); gdv_68707e2fd0f76currentSlideIndex = index; gdv_68707e2fd0f76updateSlideNumber(); }; slide.appendChild(img); gdv_68707e2fd0f76thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_68707e2fd0f76loadImage(index) { gdv_68707e2fd0f76currentImage.src = gdv_68707e2fd0f76imageUrls[index]["url"]; gdv_68707e2fd0f76imageName.innerHTML = filtrerChaine(gdv_68707e2fd0f76imageUrls[index]["name"], "rien"); gdv_68707e2fd0f76currentImage.onload = function() { gdv_68707e2fd0f76scale = 1; gdv_68707e2fd0f76originX = 0; gdv_68707e2fd0f76originY = 0; gdv_68707e2fd0f76fitImageToCanvas(); gdv_68707e2fd0f76drawImage(); };
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_68707e2fd0f76swiper = new Swiper(".gdv_68707e2fd0f76swiper-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_68707e2fd0f76swiper.on("slideChange", function () { // gdv_68707e2fd0f76currentSlideIndex = gdv_68707e2fd0f76swiper.activeIndex; // gdv_68707e2fd0f76updateSlideNumber(); //});
// Plein écran gdv_68707e2fd0f76fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_68707e2fd0f76gd-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_68707e2fd0f76canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_68707e2fd0f76scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_68707e2fd0f76minScale, Math.min(gdv_68707e2fd0f76maxScale, newScale)); const scaleRatio = newScale / gdv_68707e2fd0f76scale; gdv_68707e2fd0f76originX = mouseX - (mouseX - gdv_68707e2fd0f76originX) * scaleRatio; gdv_68707e2fd0f76originY = mouseY - (mouseY - gdv_68707e2fd0f76originY) * scaleRatio; gdv_68707e2fd0f76scale = newScale; gdv_68707e2fd0f76drawImage(); }); // Gestion du déplacement (pan) let gdv_68707e2fd0f76isDragging = false; let gdv_68707e2fd0f76startX, gdv_68707e2fd0f76startY; gdv_68707e2fd0f76canvas.addEventListener("mousedown", function(event) { gdv_68707e2fd0f76isDragging = true; gdv_68707e2fd0f76startX = event.offsetX - gdv_68707e2fd0f76originX; gdv_68707e2fd0f76startY = event.offsetY - gdv_68707e2fd0f76originY; gdv_68707e2fd0f76canvas.style.cursor = "grabbing"; }); gdv_68707e2fd0f76canvas.addEventListener("mousemove", function(event) { if (gdv_68707e2fd0f76isDragging) { gdv_68707e2fd0f76originX = event.offsetX - gdv_68707e2fd0f76startX; gdv_68707e2fd0f76originY = event.offsetY - gdv_68707e2fd0f76startY; gdv_68707e2fd0f76drawImage(); } }); // Gestion des événements tactiles gdv_68707e2fd0f76canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_68707e2fd0f76isDragging = true; const touch = event.touches[0]; gdv_68707e2fd0f76startX = touch.pageX - gdv_68707e2fd0f76originX; gdv_68707e2fd0f76startY = touch.pageY - gdv_68707e2fd0f76originY; } }); gdv_68707e2fd0f76canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_68707e2fd0f76originX = touch.pageX - gdv_68707e2fd0f76startX; gdv_68707e2fd0f76originY = touch.pageY - gdv_68707e2fd0f76startY; gdv_68707e2fd0f76drawImage(); }); gdv_68707e2fd0f76canvas.addEventListener("touchend", function() { gdv_68707e2fd0f76isDragging = false; }); gdv_68707e2fd0f76canvas.addEventListener("mouseup", function() { gdv_68707e2fd0f76isDragging = false; gdv_68707e2fd0f76canvas.style.cursor = "grab"; }); gdv_68707e2fd0f76canvas.addEventListener("mouseleave", function() { gdv_68707e2fd0f76isDragging = false; gdv_68707e2fd0f76canvas.style.cursor = "grab"; }); gdv_68707e2fd0f76zoomInButton.addEventListener("click", function() { let newScale = gdv_68707e2fd0f76scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_68707e2fd0f76scale = Math.max(gdv_68707e2fd0f76minScale, Math.min(gdv_68707e2fd0f76maxScale, newScale)); gdv_68707e2fd0f76drawImage(); }); gdv_68707e2fd0f76zoomOutButton.addEventListener("click", function() { let newScale = gdv_68707e2fd0f76scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_68707e2fd0f76scale = Math.max(gdv_68707e2fd0f76minScale, Math.min(gdv_68707e2fd0f76maxScale, newScale)); gdv_68707e2fd0f76drawImage(); }); gdv_68707e2fd0f76resetZoomButton.addEventListener("click", function() { gdv_68707e2fd0f76rotationAngle = 0; gdv_68707e2fd0f76fitImageToCanvas(); gdv_68707e2fd0f76drawImage(); }); function gdv_68707e2fd0f76getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_68707e2fd0f76downloadImage").addEventListener("click", function() { let url = gdv_68707e2fd0f76currentImage.src; const imageId = gdv_68707e2fd0f76getImageIdFromUrl(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_68707e2fd0f76printImageFromApi(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_68707e2fd0f76printButton = document.getElementById("gdv_68707e2fd0f76printCanvas");
gdv_68707e2fd0f76printButton.addEventListener("click", function() { let url = gdv_68707e2fd0f76currentImage.src; const imageId = gdv_68707e2fd0f76getImageIdFromUrl(url); gdv_68707e2fd0f76printImageFromApi(imageId); });
let gdv_68707e2fd0f76initialDistance = 0; let gdv_68707e2fd0f76initialScale = 1;
gdv_68707e2fd0f76canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_68707e2fd0f76initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_68707e2fd0f76initialScale = gdv_68707e2fd0f76scale; } });
gdv_68707e2fd0f76canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_68707e2fd0f76initialDistance; let newScale = gdv_68707e2fd0f76initialScale * scaleChange;
newScale = Math.max(gdv_68707e2fd0f76minScale, Math.min(gdv_68707e2fd0f76maxScale, 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_68707e2fd0f76scale; gdv_68707e2fd0f76originX = centerX - (centerX - gdv_68707e2fd0f76originX) * scaleRatio; gdv_68707e2fd0f76originY = centerY - (centerY - gdv_68707e2fd0f76originY) * scaleRatio;
gdv_68707e2fd0f76scale = newScale; gdv_68707e2fd0f76drawImage(); // 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); }