1 / X
const gdv_6870dc50a81b2canvas = document.getElementById("gdv_6870dc50a81b2imageCanvas"); const gdv_6870dc50a81b2ctx = gdv_6870dc50a81b2canvas.getContext("2d");
const gdv_6870dc50a81b2thumbnailContainer = document.getElementById("gdv_6870dc50a81b2thumbnailContainer"); const gdv_6870dc50a81b2thumbnailContainerWrapper = document.getElementById("gdv_6870dc50a81b2thumbnailContainerWrapper"); const gdv_6870dc50a81b2zoomInButton = document.getElementById("gdv_6870dc50a81b2zoomIn"); const gdv_6870dc50a81b2zoomOutButton = document.getElementById("gdv_6870dc50a81b2zoomOut"); const gdv_6870dc50a81b2resetZoomButton = document.getElementById("gdv_6870dc50a81b2resetZoom");
const gdv_6870dc50a81b2brightnessInput = document.getElementById("gdv_6870dc50a81b2brightness"); const gdv_6870dc50a81b2contrastInput = document.getElementById("gdv_6870dc50a81b2contrast"); const gdv_6870dc50a81b2fullscreenButton = document.getElementById("gdv_6870dc50a81b2fullscreen");
const gdv_6870dc50a81b2rotateRightButton = document.getElementById("gdv_6870dc50a81b2rotateRight"); const gdv_6870dc50a81b2rotateLeftButton = document.getElementById("gdv_6870dc50a81b2rotateLeft");
const gdv_6870dc50a81b2prevSlideButton = document.getElementById("gdv_6870dc50a81b2prevSlide"); const gdv_6870dc50a81b2nextSlideButton = document.getElementById("gdv_6870dc50a81b2nextSlide"); const gdv_6870dc50a81b2slideNumberDisplay = document.getElementById("gdv_6870dc50a81b2slideNumber"); const gdv_6870dc50a81b2imageName = document.getElementById("gdv_6870dc50a81b2imageName");
let gdv_6870dc50a81b2currentSlideIndex = 0;
gdv_6870dc50a81b2brightnessInput.addEventListener("input", gdv_6870dc50a81b2drawImage); gdv_6870dc50a81b2contrastInput.addEventListener("input", gdv_6870dc50a81b2drawImage);
const gdv_6870dc50a81b2imageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1btv9X1oGl_lr0rVlt5J2znhhlWdAlSm6&sz=w3000","name":"EPOL_LFS_sur la loi relative aux personnes qui refusent de servir ou de remettre leurs armes.jpg"}];
let gdv_6870dc50a81b2scale = 1; let gdv_6870dc50a81b2originX = 0; let gdv_6870dc50a81b2originY = 0; const gdv_6870dc50a81b2minScale = 0.1; const gdv_6870dc50a81b2maxScale = 5; let gdv_6870dc50a81b2currentImage = new Image();
let gdv_6870dc50a81b2rotationAngle = 0;
gdv_6870dc50a81b2rotateRightButton.addEventListener("click", function() { gdv_6870dc50a81b2rotationAngle = (gdv_6870dc50a81b2rotationAngle + 90) % 360; gdv_6870dc50a81b2drawImage(); });
gdv_6870dc50a81b2rotateLeftButton.addEventListener("click", function() { gdv_6870dc50a81b2rotationAngle = (gdv_6870dc50a81b2rotationAngle - 90 + 360) % 360; gdv_6870dc50a81b2drawImage(); });
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_6870dc50a81b2currentImage.src = gdv_6870dc50a81b2imageUrls[0]["url"]; gdv_6870dc50a81b2imageName.innerHTML = filtrerChaine(gdv_6870dc50a81b2imageUrls[0]["name"], "rien"); gdv_6870dc50a81b2currentImage.onload = function() {
gdv_6870dc50a81b2updateSlideNumber(); gdv_6870dc50a81b2resizeCanvas(); gdv_6870dc50a81b2drawImage(); document.getElementById("gdv_6870dc50a81b2controls").style.display = "block"; };
function gdv_6870dc50a81b2updateSlideNumber() { gdv_6870dc50a81b2slideNumberDisplay.textContent = `${gdv_6870dc50a81b2currentSlideIndex + 1} / ${gdv_6870dc50a81b2imageUrls.length}`; }
gdv_6870dc50a81b2prevSlideButton.addEventListener("click", function() { if (gdv_6870dc50a81b2currentSlideIndex > 0) { gdv_6870dc50a81b2currentSlideIndex--; gdv_6870dc50a81b2loadImage(gdv_6870dc50a81b2currentSlideIndex); gdv_6870dc50a81b2updateSlideNumber(); } });
gdv_6870dc50a81b2nextSlideButton.addEventListener("click", function() { if (gdv_6870dc50a81b2currentSlideIndex < gdv_6870dc50a81b2imageUrls.length - 1) { gdv_6870dc50a81b2currentSlideIndex++; gdv_6870dc50a81b2loadImage(gdv_6870dc50a81b2currentSlideIndex); gdv_6870dc50a81b2updateSlideNumber(); } }); function gdv_6870dc50a81b2resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6870dc50a81b2canvasContainer"); gdv_6870dc50a81b2canvas.width = container.clientWidth; gdv_6870dc50a81b2canvas.height = container.clientHeight - 30; gdv_6870dc50a81b2fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6870dc50a81b2drawImage(); } window.addEventListener("load", gdv_6870dc50a81b2resizeCanvas); window.addEventListener("resize", gdv_6870dc50a81b2resizeCanvas); function gdv_6870dc50a81b2fitImageToCanvas() { const canvasAspect = gdv_6870dc50a81b2canvas.width / gdv_6870dc50a81b2canvas.height; const imageAspect = gdv_6870dc50a81b2currentImage.width / gdv_6870dc50a81b2currentImage.height; if (imageAspect > canvasAspect) { gdv_6870dc50a81b2scale = gdv_6870dc50a81b2canvas.width / gdv_6870dc50a81b2currentImage.width; } else { gdv_6870dc50a81b2scale = gdv_6870dc50a81b2canvas.height / gdv_6870dc50a81b2currentImage.height; } gdv_6870dc50a81b2originX = gdv_6870dc50a81b2canvas.width / 2; gdv_6870dc50a81b2originY = gdv_6870dc50a81b2canvas.height / 2; }
function gdv_6870dc50a81b2drawImage() { gdv_6870dc50a81b2ctx.clearRect(0, 0, gdv_6870dc50a81b2canvas.width, gdv_6870dc50a81b2canvas.height); gdv_6870dc50a81b2ctx.save(); gdv_6870dc50a81b2ctx.translate(gdv_6870dc50a81b2originX, gdv_6870dc50a81b2originY); gdv_6870dc50a81b2ctx.rotate((Math.PI / 180) * gdv_6870dc50a81b2rotationAngle); gdv_6870dc50a81b2ctx.scale(gdv_6870dc50a81b2scale, gdv_6870dc50a81b2scale);
// Appliquer la luminosité et le contraste gdv_6870dc50a81b2ctx.filter = `brightness(${gdv_6870dc50a81b2brightnessInput.value}) contrast(${gdv_6870dc50a81b2contrastInput.value})`; gdv_6870dc50a81b2ctx.drawImage(gdv_6870dc50a81b2currentImage, -gdv_6870dc50a81b2currentImage.width/2, -gdv_6870dc50a81b2currentImage.height/2); gdv_6870dc50a81b2ctx.restore(); }
// Ajouter les miniatures des images gdv_6870dc50a81b2imageUrls.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_6870dc50a81b2loadImage(index); gdv_6870dc50a81b2currentSlideIndex = index; gdv_6870dc50a81b2updateSlideNumber(); }; slide.appendChild(img); gdv_6870dc50a81b2thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6870dc50a81b2loadImage(index) { gdv_6870dc50a81b2currentImage.src = gdv_6870dc50a81b2imageUrls[index]["url"]; gdv_6870dc50a81b2imageName.innerHTML = filtrerChaine(gdv_6870dc50a81b2imageUrls[index]["name"], "rien"); gdv_6870dc50a81b2currentImage.onload = function() { gdv_6870dc50a81b2scale = 1; gdv_6870dc50a81b2originX = 0; gdv_6870dc50a81b2originY = 0; gdv_6870dc50a81b2fitImageToCanvas(); gdv_6870dc50a81b2drawImage(); };
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_6870dc50a81b2swiper = new Swiper(".gdv_6870dc50a81b2swiper-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_6870dc50a81b2swiper.on("slideChange", function () { // gdv_6870dc50a81b2currentSlideIndex = gdv_6870dc50a81b2swiper.activeIndex; // gdv_6870dc50a81b2updateSlideNumber(); //});
// Plein écran gdv_6870dc50a81b2fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6870dc50a81b2gd-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_6870dc50a81b2canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6870dc50a81b2scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6870dc50a81b2minScale, Math.min(gdv_6870dc50a81b2maxScale, newScale)); const scaleRatio = newScale / gdv_6870dc50a81b2scale; gdv_6870dc50a81b2originX = mouseX - (mouseX - gdv_6870dc50a81b2originX) * scaleRatio; gdv_6870dc50a81b2originY = mouseY - (mouseY - gdv_6870dc50a81b2originY) * scaleRatio; gdv_6870dc50a81b2scale = newScale; gdv_6870dc50a81b2drawImage(); }); // Gestion du déplacement (pan) let gdv_6870dc50a81b2isDragging = false; let gdv_6870dc50a81b2startX, gdv_6870dc50a81b2startY; gdv_6870dc50a81b2canvas.addEventListener("mousedown", function(event) { gdv_6870dc50a81b2isDragging = true; gdv_6870dc50a81b2startX = event.offsetX - gdv_6870dc50a81b2originX; gdv_6870dc50a81b2startY = event.offsetY - gdv_6870dc50a81b2originY; gdv_6870dc50a81b2canvas.style.cursor = "grabbing"; }); gdv_6870dc50a81b2canvas.addEventListener("mousemove", function(event) { if (gdv_6870dc50a81b2isDragging) { gdv_6870dc50a81b2originX = event.offsetX - gdv_6870dc50a81b2startX; gdv_6870dc50a81b2originY = event.offsetY - gdv_6870dc50a81b2startY; gdv_6870dc50a81b2drawImage(); } }); // Gestion des événements tactiles gdv_6870dc50a81b2canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6870dc50a81b2isDragging = true; const touch = event.touches[0]; gdv_6870dc50a81b2startX = touch.pageX - gdv_6870dc50a81b2originX; gdv_6870dc50a81b2startY = touch.pageY - gdv_6870dc50a81b2originY; } }); gdv_6870dc50a81b2canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6870dc50a81b2originX = touch.pageX - gdv_6870dc50a81b2startX; gdv_6870dc50a81b2originY = touch.pageY - gdv_6870dc50a81b2startY; gdv_6870dc50a81b2drawImage(); }); gdv_6870dc50a81b2canvas.addEventListener("touchend", function() { gdv_6870dc50a81b2isDragging = false; }); gdv_6870dc50a81b2canvas.addEventListener("mouseup", function() { gdv_6870dc50a81b2isDragging = false; gdv_6870dc50a81b2canvas.style.cursor = "grab"; }); gdv_6870dc50a81b2canvas.addEventListener("mouseleave", function() { gdv_6870dc50a81b2isDragging = false; gdv_6870dc50a81b2canvas.style.cursor = "grab"; }); gdv_6870dc50a81b2zoomInButton.addEventListener("click", function() { let newScale = gdv_6870dc50a81b2scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6870dc50a81b2scale = Math.max(gdv_6870dc50a81b2minScale, Math.min(gdv_6870dc50a81b2maxScale, newScale)); gdv_6870dc50a81b2drawImage(); }); gdv_6870dc50a81b2zoomOutButton.addEventListener("click", function() { let newScale = gdv_6870dc50a81b2scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6870dc50a81b2scale = Math.max(gdv_6870dc50a81b2minScale, Math.min(gdv_6870dc50a81b2maxScale, newScale)); gdv_6870dc50a81b2drawImage(); }); gdv_6870dc50a81b2resetZoomButton.addEventListener("click", function() { gdv_6870dc50a81b2rotationAngle = 0; gdv_6870dc50a81b2fitImageToCanvas(); gdv_6870dc50a81b2drawImage(); }); function gdv_6870dc50a81b2getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6870dc50a81b2downloadImage").addEventListener("click", function() { let url = gdv_6870dc50a81b2currentImage.src; const imageId = gdv_6870dc50a81b2getImageIdFromUrl(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_6870dc50a81b2printImageFromApi(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_6870dc50a81b2printButton = document.getElementById("gdv_6870dc50a81b2printCanvas");
gdv_6870dc50a81b2printButton.addEventListener("click", function() { let url = gdv_6870dc50a81b2currentImage.src; const imageId = gdv_6870dc50a81b2getImageIdFromUrl(url); gdv_6870dc50a81b2printImageFromApi(imageId); });
let gdv_6870dc50a81b2initialDistance = 0; let gdv_6870dc50a81b2initialScale = 1;
gdv_6870dc50a81b2canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6870dc50a81b2initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6870dc50a81b2initialScale = gdv_6870dc50a81b2scale; } });
gdv_6870dc50a81b2canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6870dc50a81b2initialDistance; let newScale = gdv_6870dc50a81b2initialScale * scaleChange;
newScale = Math.max(gdv_6870dc50a81b2minScale, Math.min(gdv_6870dc50a81b2maxScale, 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_6870dc50a81b2scale; gdv_6870dc50a81b2originX = centerX - (centerX - gdv_6870dc50a81b2originX) * scaleRatio; gdv_6870dc50a81b2originY = centerY - (centerY - gdv_6870dc50a81b2originY) * scaleRatio;
gdv_6870dc50a81b2scale = newScale; gdv_6870dc50a81b2drawImage(); // 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); }