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const gdv_698d681d75058canvas = document.getElementById("gdv_698d681d75058imageCanvas"); const gdv_698d681d75058ctx = gdv_698d681d75058canvas.getContext("2d");
const gdv_698d681d75058thumbnailContainer = document.getElementById("gdv_698d681d75058thumbnailContainer"); const gdv_698d681d75058thumbnailContainerWrapper = document.getElementById("gdv_698d681d75058thumbnailContainerWrapper"); const gdv_698d681d75058zoomInButton = document.getElementById("gdv_698d681d75058zoomIn"); const gdv_698d681d75058zoomOutButton = document.getElementById("gdv_698d681d75058zoomOut"); const gdv_698d681d75058resetZoomButton = document.getElementById("gdv_698d681d75058resetZoom");
const gdv_698d681d75058brightnessInput = document.getElementById("gdv_698d681d75058brightness"); const gdv_698d681d75058contrastInput = document.getElementById("gdv_698d681d75058contrast"); const gdv_698d681d75058fullscreenButton = document.getElementById("gdv_698d681d75058fullscreen");
const gdv_698d681d75058rotateRightButton = document.getElementById("gdv_698d681d75058rotateRight"); const gdv_698d681d75058rotateLeftButton = document.getElementById("gdv_698d681d75058rotateLeft");
const gdv_698d681d75058prevSlideButton = document.getElementById("gdv_698d681d75058prevSlide"); const gdv_698d681d75058nextSlideButton = document.getElementById("gdv_698d681d75058nextSlide"); const gdv_698d681d75058slideNumberDisplay = document.getElementById("gdv_698d681d75058slideNumber"); const gdv_698d681d75058imageName = document.getElementById("gdv_698d681d75058imageName");
let gdv_698d681d75058currentSlideIndex = 0;
gdv_698d681d75058brightnessInput.addEventListener("input", gdv_698d681d75058drawImage); gdv_698d681d75058contrastInput.addEventListener("input", gdv_698d681d75058drawImage);
const gdv_698d681d75058imageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1mQ3Q28_MXD-1EnUj-xwvqEUeQQcmSvAV&sz=w3000","name":"1 ComCIV_SUR LA POSTE.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1E4fYOzrmFPT63gxyUdnuVMTb4qTyqMz9&sz=w3000","name":"2 ComCIV_SUR LA POSTE.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1-n3s8Fn2Qs3mZXcRuvMuWXeB5EQH3lq2&sz=w3000","name":"3 ComCIV_SUR LA POSTE.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1p4gUjR4yS--aX6y7CBf_AHjBtA7L-fUh&sz=w3000","name":"4 ComCIV_SUR LA POSTE.jpg"}];
let gdv_698d681d75058scale = 1; let gdv_698d681d75058originX = 0; let gdv_698d681d75058originY = 0; const gdv_698d681d75058minScale = 0.1; const gdv_698d681d75058maxScale = 5; let gdv_698d681d75058currentImage = new Image();
let gdv_698d681d75058rotationAngle = 0;
gdv_698d681d75058rotateRightButton.addEventListener("click", function() { gdv_698d681d75058rotationAngle = (gdv_698d681d75058rotationAngle + 90) % 360; gdv_698d681d75058drawImage(); });
gdv_698d681d75058rotateLeftButton.addEventListener("click", function() { gdv_698d681d75058rotationAngle = (gdv_698d681d75058rotationAngle - 90 + 360) % 360; gdv_698d681d75058drawImage(); });
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_698d681d75058currentImage.src = gdv_698d681d75058imageUrls[0]["url"]; gdv_698d681d75058imageName.innerHTML = filtrerChaine(gdv_698d681d75058imageUrls[0]["name"], "rien"); gdv_698d681d75058currentImage.onload = function() {
gdv_698d681d75058updateSlideNumber(); gdv_698d681d75058resizeCanvas(); gdv_698d681d75058drawImage(); document.getElementById("gdv_698d681d75058controls").style.display = "block"; };
function gdv_698d681d75058updateSlideNumber() { gdv_698d681d75058slideNumberDisplay.textContent = `${gdv_698d681d75058currentSlideIndex + 1} / ${gdv_698d681d75058imageUrls.length}`; }
gdv_698d681d75058prevSlideButton.addEventListener("click", function() { if (gdv_698d681d75058currentSlideIndex > 0) { gdv_698d681d75058currentSlideIndex--; gdv_698d681d75058loadImage(gdv_698d681d75058currentSlideIndex); gdv_698d681d75058updateSlideNumber(); } });
gdv_698d681d75058nextSlideButton.addEventListener("click", function() { if (gdv_698d681d75058currentSlideIndex < gdv_698d681d75058imageUrls.length - 1) { gdv_698d681d75058currentSlideIndex++; gdv_698d681d75058loadImage(gdv_698d681d75058currentSlideIndex); gdv_698d681d75058updateSlideNumber(); } }); function gdv_698d681d75058resizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_698d681d75058canvasContainer"); gdv_698d681d75058canvas.width = container.clientWidth; gdv_698d681d75058canvas.height = container.clientHeight - 30; gdv_698d681d75058fitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_698d681d75058drawImage(); } window.addEventListener("load", gdv_698d681d75058resizeCanvas); window.addEventListener("resize", gdv_698d681d75058resizeCanvas); function gdv_698d681d75058fitImageToCanvas() { const canvasAspect = gdv_698d681d75058canvas.width / gdv_698d681d75058canvas.height; const imageAspect = gdv_698d681d75058currentImage.width / gdv_698d681d75058currentImage.height; if (imageAspect > canvasAspect) { gdv_698d681d75058scale = gdv_698d681d75058canvas.width / gdv_698d681d75058currentImage.width; } else { gdv_698d681d75058scale = gdv_698d681d75058canvas.height / gdv_698d681d75058currentImage.height; } gdv_698d681d75058originX = gdv_698d681d75058canvas.width / 2; gdv_698d681d75058originY = gdv_698d681d75058canvas.height / 2; }
function gdv_698d681d75058drawImage() { gdv_698d681d75058ctx.clearRect(0, 0, gdv_698d681d75058canvas.width, gdv_698d681d75058canvas.height); gdv_698d681d75058ctx.save(); gdv_698d681d75058ctx.translate(gdv_698d681d75058originX, gdv_698d681d75058originY); gdv_698d681d75058ctx.rotate((Math.PI / 180) * gdv_698d681d75058rotationAngle); gdv_698d681d75058ctx.scale(gdv_698d681d75058scale, gdv_698d681d75058scale);
// Appliquer la luminosité et le contraste gdv_698d681d75058ctx.filter = `brightness(${gdv_698d681d75058brightnessInput.value}) contrast(${gdv_698d681d75058contrastInput.value})`; gdv_698d681d75058ctx.drawImage(gdv_698d681d75058currentImage, -gdv_698d681d75058currentImage.width/2, -gdv_698d681d75058currentImage.height/2); gdv_698d681d75058ctx.restore(); }
// Ajouter les miniatures des images gdv_698d681d75058imageUrls.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_698d681d75058loadImage(index); gdv_698d681d75058currentSlideIndex = index; gdv_698d681d75058updateSlideNumber(); }; slide.appendChild(img); gdv_698d681d75058thumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_698d681d75058loadImage(index) { gdv_698d681d75058currentImage.src = gdv_698d681d75058imageUrls[index]["url"]; gdv_698d681d75058imageName.innerHTML = filtrerChaine(gdv_698d681d75058imageUrls[index]["name"], "rien"); gdv_698d681d75058currentImage.onload = function() { gdv_698d681d75058scale = 1; gdv_698d681d75058originX = 0; gdv_698d681d75058originY = 0; gdv_698d681d75058fitImageToCanvas(); gdv_698d681d75058drawImage(); };
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_698d681d75058swiper = new Swiper(".gdv_698d681d75058swiper-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_698d681d75058swiper.on("slideChange", function () { // gdv_698d681d75058currentSlideIndex = gdv_698d681d75058swiper.activeIndex; // gdv_698d681d75058updateSlideNumber(); //});
// Plein écran gdv_698d681d75058fullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_698d681d75058gd-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_698d681d75058canvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_698d681d75058scale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_698d681d75058minScale, Math.min(gdv_698d681d75058maxScale, newScale)); const scaleRatio = newScale / gdv_698d681d75058scale; gdv_698d681d75058originX = mouseX - (mouseX - gdv_698d681d75058originX) * scaleRatio; gdv_698d681d75058originY = mouseY - (mouseY - gdv_698d681d75058originY) * scaleRatio; gdv_698d681d75058scale = newScale; gdv_698d681d75058drawImage(); }); // Gestion du déplacement (pan) let gdv_698d681d75058isDragging = false; let gdv_698d681d75058startX, gdv_698d681d75058startY; gdv_698d681d75058canvas.addEventListener("mousedown", function(event) { gdv_698d681d75058isDragging = true; gdv_698d681d75058startX = event.offsetX - gdv_698d681d75058originX; gdv_698d681d75058startY = event.offsetY - gdv_698d681d75058originY; gdv_698d681d75058canvas.style.cursor = "grabbing"; }); gdv_698d681d75058canvas.addEventListener("mousemove", function(event) { if (gdv_698d681d75058isDragging) { gdv_698d681d75058originX = event.offsetX - gdv_698d681d75058startX; gdv_698d681d75058originY = event.offsetY - gdv_698d681d75058startY; gdv_698d681d75058drawImage(); } }); // Gestion des événements tactiles gdv_698d681d75058canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_698d681d75058isDragging = true; const touch = event.touches[0]; gdv_698d681d75058startX = touch.pageX - gdv_698d681d75058originX; gdv_698d681d75058startY = touch.pageY - gdv_698d681d75058originY; } }); gdv_698d681d75058canvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_698d681d75058originX = touch.pageX - gdv_698d681d75058startX; gdv_698d681d75058originY = touch.pageY - gdv_698d681d75058startY; gdv_698d681d75058drawImage(); }); gdv_698d681d75058canvas.addEventListener("touchend", function() { gdv_698d681d75058isDragging = false; }); gdv_698d681d75058canvas.addEventListener("mouseup", function() { gdv_698d681d75058isDragging = false; gdv_698d681d75058canvas.style.cursor = "grab"; }); gdv_698d681d75058canvas.addEventListener("mouseleave", function() { gdv_698d681d75058isDragging = false; gdv_698d681d75058canvas.style.cursor = "grab"; }); gdv_698d681d75058zoomInButton.addEventListener("click", function() { let newScale = gdv_698d681d75058scale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_698d681d75058scale = Math.max(gdv_698d681d75058minScale, Math.min(gdv_698d681d75058maxScale, newScale)); gdv_698d681d75058drawImage(); }); gdv_698d681d75058zoomOutButton.addEventListener("click", function() { let newScale = gdv_698d681d75058scale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_698d681d75058scale = Math.max(gdv_698d681d75058minScale, Math.min(gdv_698d681d75058maxScale, newScale)); gdv_698d681d75058drawImage(); }); gdv_698d681d75058resetZoomButton.addEventListener("click", function() { gdv_698d681d75058rotationAngle = 0; gdv_698d681d75058fitImageToCanvas(); gdv_698d681d75058drawImage(); }); function gdv_698d681d75058getImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_698d681d75058downloadImage").addEventListener("click", function() { let url = gdv_698d681d75058currentImage.src; const imageId = gdv_698d681d75058getImageIdFromUrl(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_698d681d75058printImageFromApi(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_698d681d75058printButton = document.getElementById("gdv_698d681d75058printCanvas");
gdv_698d681d75058printButton.addEventListener("click", function() { let url = gdv_698d681d75058currentImage.src; const imageId = gdv_698d681d75058getImageIdFromUrl(url); gdv_698d681d75058printImageFromApi(imageId); });
let gdv_698d681d75058initialDistance = 0; let gdv_698d681d75058initialScale = 1;
gdv_698d681d75058canvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_698d681d75058initialDistance = getDistance(event.touches[0], event.touches[1]); gdv_698d681d75058initialScale = gdv_698d681d75058scale; } });
gdv_698d681d75058canvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_698d681d75058initialDistance; let newScale = gdv_698d681d75058initialScale * scaleChange;
newScale = Math.max(gdv_698d681d75058minScale, Math.min(gdv_698d681d75058maxScale, 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_698d681d75058scale; gdv_698d681d75058originX = centerX - (centerX - gdv_698d681d75058originX) * scaleRatio; gdv_698d681d75058originY = centerY - (centerY - gdv_698d681d75058originY) * scaleRatio;
gdv_698d681d75058scale = newScale; gdv_698d681d75058drawImage(); // 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); }