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const gdv_6a042d9e4d95bcanvas = document.getElementById("gdv_6a042d9e4d95bimageCanvas"); const gdv_6a042d9e4d95bctx = gdv_6a042d9e4d95bcanvas.getContext("2d");
const gdv_6a042d9e4d95bthumbnailContainer = document.getElementById("gdv_6a042d9e4d95bthumbnailContainer"); const gdv_6a042d9e4d95bthumbnailContainerWrapper = document.getElementById("gdv_6a042d9e4d95bthumbnailContainerWrapper"); const gdv_6a042d9e4d95bzoomInButton = document.getElementById("gdv_6a042d9e4d95bzoomIn"); const gdv_6a042d9e4d95bzoomOutButton = document.getElementById("gdv_6a042d9e4d95bzoomOut"); const gdv_6a042d9e4d95bresetZoomButton = document.getElementById("gdv_6a042d9e4d95bresetZoom");
const gdv_6a042d9e4d95bbrightnessInput = document.getElementById("gdv_6a042d9e4d95bbrightness"); const gdv_6a042d9e4d95bcontrastInput = document.getElementById("gdv_6a042d9e4d95bcontrast"); const gdv_6a042d9e4d95bfullscreenButton = document.getElementById("gdv_6a042d9e4d95bfullscreen");
const gdv_6a042d9e4d95brotateRightButton = document.getElementById("gdv_6a042d9e4d95brotateRight"); const gdv_6a042d9e4d95brotateLeftButton = document.getElementById("gdv_6a042d9e4d95brotateLeft");
const gdv_6a042d9e4d95bprevSlideButton = document.getElementById("gdv_6a042d9e4d95bprevSlide"); const gdv_6a042d9e4d95bnextSlideButton = document.getElementById("gdv_6a042d9e4d95bnextSlide"); const gdv_6a042d9e4d95bslideNumberDisplay = document.getElementById("gdv_6a042d9e4d95bslideNumber"); const gdv_6a042d9e4d95bimageName = document.getElementById("gdv_6a042d9e4d95bimageName");
let gdv_6a042d9e4d95bcurrentSlideIndex = 0;
gdv_6a042d9e4d95bbrightnessInput.addEventListener("input", gdv_6a042d9e4d95bdrawImage); gdv_6a042d9e4d95bcontrastInput.addEventListener("input", gdv_6a042d9e4d95bdrawImage);
const gdv_6a042d9e4d95bimageUrls = [{"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_6a042d9e4d95bscale = 1; let gdv_6a042d9e4d95boriginX = 0; let gdv_6a042d9e4d95boriginY = 0; const gdv_6a042d9e4d95bminScale = 0.1; const gdv_6a042d9e4d95bmaxScale = 5; let gdv_6a042d9e4d95bcurrentImage = new Image();
let gdv_6a042d9e4d95brotationAngle = 0;
gdv_6a042d9e4d95brotateRightButton.addEventListener("click", function() { gdv_6a042d9e4d95brotationAngle = (gdv_6a042d9e4d95brotationAngle + 90) % 360; gdv_6a042d9e4d95bdrawImage(); });
gdv_6a042d9e4d95brotateLeftButton.addEventListener("click", function() { gdv_6a042d9e4d95brotationAngle = (gdv_6a042d9e4d95brotationAngle - 90 + 360) % 360; gdv_6a042d9e4d95bdrawImage(); });
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_6a042d9e4d95bcurrentImage.src = gdv_6a042d9e4d95bimageUrls[0]["url"]; gdv_6a042d9e4d95bimageName.innerHTML = filtrerChaine(gdv_6a042d9e4d95bimageUrls[0]["name"], "rien"); gdv_6a042d9e4d95bcurrentImage.onload = function() {
gdv_6a042d9e4d95bupdateSlideNumber(); gdv_6a042d9e4d95bresizeCanvas(); gdv_6a042d9e4d95bdrawImage(); document.getElementById("gdv_6a042d9e4d95bcontrols").style.display = "block"; };
function gdv_6a042d9e4d95bupdateSlideNumber() { gdv_6a042d9e4d95bslideNumberDisplay.textContent = `${gdv_6a042d9e4d95bcurrentSlideIndex + 1} / ${gdv_6a042d9e4d95bimageUrls.length}`; }
gdv_6a042d9e4d95bprevSlideButton.addEventListener("click", function() { if (gdv_6a042d9e4d95bcurrentSlideIndex > 0) { gdv_6a042d9e4d95bcurrentSlideIndex--; gdv_6a042d9e4d95bloadImage(gdv_6a042d9e4d95bcurrentSlideIndex); gdv_6a042d9e4d95bupdateSlideNumber(); } });
gdv_6a042d9e4d95bnextSlideButton.addEventListener("click", function() { if (gdv_6a042d9e4d95bcurrentSlideIndex < gdv_6a042d9e4d95bimageUrls.length - 1) { gdv_6a042d9e4d95bcurrentSlideIndex++; gdv_6a042d9e4d95bloadImage(gdv_6a042d9e4d95bcurrentSlideIndex); gdv_6a042d9e4d95bupdateSlideNumber(); } }); function gdv_6a042d9e4d95bresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6a042d9e4d95bcanvasContainer"); gdv_6a042d9e4d95bcanvas.width = container.clientWidth; gdv_6a042d9e4d95bcanvas.height = container.clientHeight - 30; gdv_6a042d9e4d95bfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6a042d9e4d95bdrawImage(); } window.addEventListener("load", gdv_6a042d9e4d95bresizeCanvas); window.addEventListener("resize", gdv_6a042d9e4d95bresizeCanvas); function gdv_6a042d9e4d95bfitImageToCanvas() { const canvasAspect = gdv_6a042d9e4d95bcanvas.width / gdv_6a042d9e4d95bcanvas.height; const imageAspect = gdv_6a042d9e4d95bcurrentImage.width / gdv_6a042d9e4d95bcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6a042d9e4d95bscale = gdv_6a042d9e4d95bcanvas.width / gdv_6a042d9e4d95bcurrentImage.width; } else { gdv_6a042d9e4d95bscale = gdv_6a042d9e4d95bcanvas.height / gdv_6a042d9e4d95bcurrentImage.height; } gdv_6a042d9e4d95boriginX = gdv_6a042d9e4d95bcanvas.width / 2; gdv_6a042d9e4d95boriginY = gdv_6a042d9e4d95bcanvas.height / 2; }
function gdv_6a042d9e4d95bdrawImage() { gdv_6a042d9e4d95bctx.clearRect(0, 0, gdv_6a042d9e4d95bcanvas.width, gdv_6a042d9e4d95bcanvas.height); gdv_6a042d9e4d95bctx.save(); gdv_6a042d9e4d95bctx.translate(gdv_6a042d9e4d95boriginX, gdv_6a042d9e4d95boriginY); gdv_6a042d9e4d95bctx.rotate((Math.PI / 180) * gdv_6a042d9e4d95brotationAngle); gdv_6a042d9e4d95bctx.scale(gdv_6a042d9e4d95bscale, gdv_6a042d9e4d95bscale);
// Appliquer la luminosité et le contraste gdv_6a042d9e4d95bctx.filter = `brightness(${gdv_6a042d9e4d95bbrightnessInput.value}) contrast(${gdv_6a042d9e4d95bcontrastInput.value})`; gdv_6a042d9e4d95bctx.drawImage(gdv_6a042d9e4d95bcurrentImage, -gdv_6a042d9e4d95bcurrentImage.width/2, -gdv_6a042d9e4d95bcurrentImage.height/2); gdv_6a042d9e4d95bctx.restore(); }
// Ajouter les miniatures des images gdv_6a042d9e4d95bimageUrls.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_6a042d9e4d95bloadImage(index); gdv_6a042d9e4d95bcurrentSlideIndex = index; gdv_6a042d9e4d95bupdateSlideNumber(); }; slide.appendChild(img); gdv_6a042d9e4d95bthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6a042d9e4d95bloadImage(index) { gdv_6a042d9e4d95bcurrentImage.src = gdv_6a042d9e4d95bimageUrls[index]["url"]; gdv_6a042d9e4d95bimageName.innerHTML = filtrerChaine(gdv_6a042d9e4d95bimageUrls[index]["name"], "rien"); gdv_6a042d9e4d95bcurrentImage.onload = function() { gdv_6a042d9e4d95bscale = 1; gdv_6a042d9e4d95boriginX = 0; gdv_6a042d9e4d95boriginY = 0; gdv_6a042d9e4d95bfitImageToCanvas(); gdv_6a042d9e4d95bdrawImage(); };
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_6a042d9e4d95bswiper = new Swiper(".gdv_6a042d9e4d95bswiper-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_6a042d9e4d95bswiper.on("slideChange", function () { // gdv_6a042d9e4d95bcurrentSlideIndex = gdv_6a042d9e4d95bswiper.activeIndex; // gdv_6a042d9e4d95bupdateSlideNumber(); //});
// Plein écran gdv_6a042d9e4d95bfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6a042d9e4d95bgd-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_6a042d9e4d95bcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6a042d9e4d95bscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6a042d9e4d95bminScale, Math.min(gdv_6a042d9e4d95bmaxScale, newScale)); const scaleRatio = newScale / gdv_6a042d9e4d95bscale; gdv_6a042d9e4d95boriginX = mouseX - (mouseX - gdv_6a042d9e4d95boriginX) * scaleRatio; gdv_6a042d9e4d95boriginY = mouseY - (mouseY - gdv_6a042d9e4d95boriginY) * scaleRatio; gdv_6a042d9e4d95bscale = newScale; gdv_6a042d9e4d95bdrawImage(); }); // Gestion du déplacement (pan) let gdv_6a042d9e4d95bisDragging = false; let gdv_6a042d9e4d95bstartX, gdv_6a042d9e4d95bstartY; gdv_6a042d9e4d95bcanvas.addEventListener("mousedown", function(event) { gdv_6a042d9e4d95bisDragging = true; gdv_6a042d9e4d95bstartX = event.offsetX - gdv_6a042d9e4d95boriginX; gdv_6a042d9e4d95bstartY = event.offsetY - gdv_6a042d9e4d95boriginY; gdv_6a042d9e4d95bcanvas.style.cursor = "grabbing"; }); gdv_6a042d9e4d95bcanvas.addEventListener("mousemove", function(event) { if (gdv_6a042d9e4d95bisDragging) { gdv_6a042d9e4d95boriginX = event.offsetX - gdv_6a042d9e4d95bstartX; gdv_6a042d9e4d95boriginY = event.offsetY - gdv_6a042d9e4d95bstartY; gdv_6a042d9e4d95bdrawImage(); } }); // Gestion des événements tactiles gdv_6a042d9e4d95bcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6a042d9e4d95bisDragging = true; const touch = event.touches[0]; gdv_6a042d9e4d95bstartX = touch.pageX - gdv_6a042d9e4d95boriginX; gdv_6a042d9e4d95bstartY = touch.pageY - gdv_6a042d9e4d95boriginY; } }); gdv_6a042d9e4d95bcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6a042d9e4d95boriginX = touch.pageX - gdv_6a042d9e4d95bstartX; gdv_6a042d9e4d95boriginY = touch.pageY - gdv_6a042d9e4d95bstartY; gdv_6a042d9e4d95bdrawImage(); }); gdv_6a042d9e4d95bcanvas.addEventListener("touchend", function() { gdv_6a042d9e4d95bisDragging = false; }); gdv_6a042d9e4d95bcanvas.addEventListener("mouseup", function() { gdv_6a042d9e4d95bisDragging = false; gdv_6a042d9e4d95bcanvas.style.cursor = "grab"; }); gdv_6a042d9e4d95bcanvas.addEventListener("mouseleave", function() { gdv_6a042d9e4d95bisDragging = false; gdv_6a042d9e4d95bcanvas.style.cursor = "grab"; }); gdv_6a042d9e4d95bzoomInButton.addEventListener("click", function() { let newScale = gdv_6a042d9e4d95bscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6a042d9e4d95bscale = Math.max(gdv_6a042d9e4d95bminScale, Math.min(gdv_6a042d9e4d95bmaxScale, newScale)); gdv_6a042d9e4d95bdrawImage(); }); gdv_6a042d9e4d95bzoomOutButton.addEventListener("click", function() { let newScale = gdv_6a042d9e4d95bscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6a042d9e4d95bscale = Math.max(gdv_6a042d9e4d95bminScale, Math.min(gdv_6a042d9e4d95bmaxScale, newScale)); gdv_6a042d9e4d95bdrawImage(); }); gdv_6a042d9e4d95bresetZoomButton.addEventListener("click", function() { gdv_6a042d9e4d95brotationAngle = 0; gdv_6a042d9e4d95bfitImageToCanvas(); gdv_6a042d9e4d95bdrawImage(); }); function gdv_6a042d9e4d95bgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6a042d9e4d95bdownloadImage").addEventListener("click", function() { let url = gdv_6a042d9e4d95bcurrentImage.src; const imageId = gdv_6a042d9e4d95bgetImageIdFromUrl(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_6a042d9e4d95bprintImageFromApi(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_6a042d9e4d95bprintButton = document.getElementById("gdv_6a042d9e4d95bprintCanvas");
gdv_6a042d9e4d95bprintButton.addEventListener("click", function() { let url = gdv_6a042d9e4d95bcurrentImage.src; const imageId = gdv_6a042d9e4d95bgetImageIdFromUrl(url); gdv_6a042d9e4d95bprintImageFromApi(imageId); });
let gdv_6a042d9e4d95binitialDistance = 0; let gdv_6a042d9e4d95binitialScale = 1;
gdv_6a042d9e4d95bcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6a042d9e4d95binitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6a042d9e4d95binitialScale = gdv_6a042d9e4d95bscale; } });
gdv_6a042d9e4d95bcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6a042d9e4d95binitialDistance; let newScale = gdv_6a042d9e4d95binitialScale * scaleChange;
newScale = Math.max(gdv_6a042d9e4d95bminScale, Math.min(gdv_6a042d9e4d95bmaxScale, 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_6a042d9e4d95bscale; gdv_6a042d9e4d95boriginX = centerX - (centerX - gdv_6a042d9e4d95boriginX) * scaleRatio; gdv_6a042d9e4d95boriginY = centerY - (centerY - gdv_6a042d9e4d95boriginY) * scaleRatio;
gdv_6a042d9e4d95bscale = newScale; gdv_6a042d9e4d95bdrawImage(); // 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); }