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const gdv_6ad406fa2723fcanvas = document.getElementById("gdv_6ad406fa2723fimageCanvas"); const gdv_6ad406fa2723fctx = gdv_6ad406fa2723fcanvas.getContext("2d");
const gdv_6ad406fa2723fthumbnailContainer = document.getElementById("gdv_6ad406fa2723fthumbnailContainer"); const gdv_6ad406fa2723fthumbnailContainerWrapper = document.getElementById("gdv_6ad406fa2723fthumbnailContainerWrapper"); const gdv_6ad406fa2723fzoomInButton = document.getElementById("gdv_6ad406fa2723fzoomIn"); const gdv_6ad406fa2723fzoomOutButton = document.getElementById("gdv_6ad406fa2723fzoomOut"); const gdv_6ad406fa2723fresetZoomButton = document.getElementById("gdv_6ad406fa2723fresetZoom");
const gdv_6ad406fa2723fbrightnessInput = document.getElementById("gdv_6ad406fa2723fbrightness"); const gdv_6ad406fa2723fcontrastInput = document.getElementById("gdv_6ad406fa2723fcontrast"); const gdv_6ad406fa2723ffullscreenButton = document.getElementById("gdv_6ad406fa2723ffullscreen");
const gdv_6ad406fa2723frotateRightButton = document.getElementById("gdv_6ad406fa2723frotateRight"); const gdv_6ad406fa2723frotateLeftButton = document.getElementById("gdv_6ad406fa2723frotateLeft");
const gdv_6ad406fa2723fprevSlideButton = document.getElementById("gdv_6ad406fa2723fprevSlide"); const gdv_6ad406fa2723fnextSlideButton = document.getElementById("gdv_6ad406fa2723fnextSlide"); const gdv_6ad406fa2723fslideNumberDisplay = document.getElementById("gdv_6ad406fa2723fslideNumber"); const gdv_6ad406fa2723fimageName = document.getElementById("gdv_6ad406fa2723fimageName");
let gdv_6ad406fa2723fcurrentSlideIndex = 0;
gdv_6ad406fa2723fbrightnessInput.addEventListener("input", gdv_6ad406fa2723fdrawImage); gdv_6ad406fa2723fcontrastInput.addEventListener("input", gdv_6ad406fa2723fdrawImage);
const gdv_6ad406fa2723fimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1jCTZ6LiZCM_u34zlVOwFhIC3xFpe-Bh2&sz=w3000","name":"EPOl et LFS_allocation aux procureurs des communes.jpg"}];
let gdv_6ad406fa2723fscale = 1; let gdv_6ad406fa2723foriginX = 0; let gdv_6ad406fa2723foriginY = 0; const gdv_6ad406fa2723fminScale = 0.1; const gdv_6ad406fa2723fmaxScale = 5; let gdv_6ad406fa2723fcurrentImage = new Image();
let gdv_6ad406fa2723frotationAngle = 0;
gdv_6ad406fa2723frotateRightButton.addEventListener("click", function() { gdv_6ad406fa2723frotationAngle = (gdv_6ad406fa2723frotationAngle + 90) % 360; gdv_6ad406fa2723fdrawImage(); });
gdv_6ad406fa2723frotateLeftButton.addEventListener("click", function() { gdv_6ad406fa2723frotationAngle = (gdv_6ad406fa2723frotationAngle - 90 + 360) % 360; gdv_6ad406fa2723fdrawImage(); });
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_6ad406fa2723fcurrentImage.src = gdv_6ad406fa2723fimageUrls[0]["url"]; gdv_6ad406fa2723fimageName.innerHTML = filtrerChaine(gdv_6ad406fa2723fimageUrls[0]["name"], "rien"); gdv_6ad406fa2723fcurrentImage.onload = function() {
gdv_6ad406fa2723fupdateSlideNumber(); gdv_6ad406fa2723fresizeCanvas(); gdv_6ad406fa2723fdrawImage(); document.getElementById("gdv_6ad406fa2723fcontrols").style.display = "block"; };
function gdv_6ad406fa2723fupdateSlideNumber() { gdv_6ad406fa2723fslideNumberDisplay.textContent = `${gdv_6ad406fa2723fcurrentSlideIndex + 1} / ${gdv_6ad406fa2723fimageUrls.length}`; }
gdv_6ad406fa2723fprevSlideButton.addEventListener("click", function() { if (gdv_6ad406fa2723fcurrentSlideIndex > 0) { gdv_6ad406fa2723fcurrentSlideIndex--; gdv_6ad406fa2723floadImage(gdv_6ad406fa2723fcurrentSlideIndex); gdv_6ad406fa2723fupdateSlideNumber(); } });
gdv_6ad406fa2723fnextSlideButton.addEventListener("click", function() { if (gdv_6ad406fa2723fcurrentSlideIndex < gdv_6ad406fa2723fimageUrls.length - 1) { gdv_6ad406fa2723fcurrentSlideIndex++; gdv_6ad406fa2723floadImage(gdv_6ad406fa2723fcurrentSlideIndex); gdv_6ad406fa2723fupdateSlideNumber(); } }); function gdv_6ad406fa2723fresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad406fa2723fcanvasContainer"); gdv_6ad406fa2723fcanvas.width = container.clientWidth; gdv_6ad406fa2723fcanvas.height = container.clientHeight - 30; gdv_6ad406fa2723ffitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad406fa2723fdrawImage(); } window.addEventListener("load", gdv_6ad406fa2723fresizeCanvas); window.addEventListener("resize", gdv_6ad406fa2723fresizeCanvas); function gdv_6ad406fa2723ffitImageToCanvas() { const canvasAspect = gdv_6ad406fa2723fcanvas.width / gdv_6ad406fa2723fcanvas.height; const imageAspect = gdv_6ad406fa2723fcurrentImage.width / gdv_6ad406fa2723fcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad406fa2723fscale = gdv_6ad406fa2723fcanvas.width / gdv_6ad406fa2723fcurrentImage.width; } else { gdv_6ad406fa2723fscale = gdv_6ad406fa2723fcanvas.height / gdv_6ad406fa2723fcurrentImage.height; } gdv_6ad406fa2723foriginX = gdv_6ad406fa2723fcanvas.width / 2; gdv_6ad406fa2723foriginY = gdv_6ad406fa2723fcanvas.height / 2; }
function gdv_6ad406fa2723fdrawImage() { gdv_6ad406fa2723fctx.clearRect(0, 0, gdv_6ad406fa2723fcanvas.width, gdv_6ad406fa2723fcanvas.height); gdv_6ad406fa2723fctx.save(); gdv_6ad406fa2723fctx.translate(gdv_6ad406fa2723foriginX, gdv_6ad406fa2723foriginY); gdv_6ad406fa2723fctx.rotate((Math.PI / 180) * gdv_6ad406fa2723frotationAngle); gdv_6ad406fa2723fctx.scale(gdv_6ad406fa2723fscale, gdv_6ad406fa2723fscale);
// Appliquer la luminosité et le contraste gdv_6ad406fa2723fctx.filter = `brightness(${gdv_6ad406fa2723fbrightnessInput.value}) contrast(${gdv_6ad406fa2723fcontrastInput.value})`; gdv_6ad406fa2723fctx.drawImage(gdv_6ad406fa2723fcurrentImage, -gdv_6ad406fa2723fcurrentImage.width/2, -gdv_6ad406fa2723fcurrentImage.height/2); gdv_6ad406fa2723fctx.restore(); }
// Ajouter les miniatures des images gdv_6ad406fa2723fimageUrls.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_6ad406fa2723floadImage(index); gdv_6ad406fa2723fcurrentSlideIndex = index; gdv_6ad406fa2723fupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad406fa2723fthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad406fa2723floadImage(index) { gdv_6ad406fa2723fcurrentImage.src = gdv_6ad406fa2723fimageUrls[index]["url"]; gdv_6ad406fa2723fimageName.innerHTML = filtrerChaine(gdv_6ad406fa2723fimageUrls[index]["name"], "rien"); gdv_6ad406fa2723fcurrentImage.onload = function() { gdv_6ad406fa2723fscale = 1; gdv_6ad406fa2723foriginX = 0; gdv_6ad406fa2723foriginY = 0; gdv_6ad406fa2723ffitImageToCanvas(); gdv_6ad406fa2723fdrawImage(); };
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_6ad406fa2723fswiper = new Swiper(".gdv_6ad406fa2723fswiper-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_6ad406fa2723fswiper.on("slideChange", function () { // gdv_6ad406fa2723fcurrentSlideIndex = gdv_6ad406fa2723fswiper.activeIndex; // gdv_6ad406fa2723fupdateSlideNumber(); //});
// Plein écran gdv_6ad406fa2723ffullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad406fa2723fgd-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_6ad406fa2723fcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad406fa2723fscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad406fa2723fminScale, Math.min(gdv_6ad406fa2723fmaxScale, newScale)); const scaleRatio = newScale / gdv_6ad406fa2723fscale; gdv_6ad406fa2723foriginX = mouseX - (mouseX - gdv_6ad406fa2723foriginX) * scaleRatio; gdv_6ad406fa2723foriginY = mouseY - (mouseY - gdv_6ad406fa2723foriginY) * scaleRatio; gdv_6ad406fa2723fscale = newScale; gdv_6ad406fa2723fdrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad406fa2723fisDragging = false; let gdv_6ad406fa2723fstartX, gdv_6ad406fa2723fstartY; gdv_6ad406fa2723fcanvas.addEventListener("mousedown", function(event) { gdv_6ad406fa2723fisDragging = true; gdv_6ad406fa2723fstartX = event.offsetX - gdv_6ad406fa2723foriginX; gdv_6ad406fa2723fstartY = event.offsetY - gdv_6ad406fa2723foriginY; gdv_6ad406fa2723fcanvas.style.cursor = "grabbing"; }); gdv_6ad406fa2723fcanvas.addEventListener("mousemove", function(event) { if (gdv_6ad406fa2723fisDragging) { gdv_6ad406fa2723foriginX = event.offsetX - gdv_6ad406fa2723fstartX; gdv_6ad406fa2723foriginY = event.offsetY - gdv_6ad406fa2723fstartY; gdv_6ad406fa2723fdrawImage(); } }); // Gestion des événements tactiles gdv_6ad406fa2723fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad406fa2723fisDragging = true; const touch = event.touches[0]; gdv_6ad406fa2723fstartX = touch.pageX - gdv_6ad406fa2723foriginX; gdv_6ad406fa2723fstartY = touch.pageY - gdv_6ad406fa2723foriginY; } }); gdv_6ad406fa2723fcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad406fa2723foriginX = touch.pageX - gdv_6ad406fa2723fstartX; gdv_6ad406fa2723foriginY = touch.pageY - gdv_6ad406fa2723fstartY; gdv_6ad406fa2723fdrawImage(); }); gdv_6ad406fa2723fcanvas.addEventListener("touchend", function() { gdv_6ad406fa2723fisDragging = false; }); gdv_6ad406fa2723fcanvas.addEventListener("mouseup", function() { gdv_6ad406fa2723fisDragging = false; gdv_6ad406fa2723fcanvas.style.cursor = "grab"; }); gdv_6ad406fa2723fcanvas.addEventListener("mouseleave", function() { gdv_6ad406fa2723fisDragging = false; gdv_6ad406fa2723fcanvas.style.cursor = "grab"; }); gdv_6ad406fa2723fzoomInButton.addEventListener("click", function() { let newScale = gdv_6ad406fa2723fscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad406fa2723fscale = Math.max(gdv_6ad406fa2723fminScale, Math.min(gdv_6ad406fa2723fmaxScale, newScale)); gdv_6ad406fa2723fdrawImage(); }); gdv_6ad406fa2723fzoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad406fa2723fscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad406fa2723fscale = Math.max(gdv_6ad406fa2723fminScale, Math.min(gdv_6ad406fa2723fmaxScale, newScale)); gdv_6ad406fa2723fdrawImage(); }); gdv_6ad406fa2723fresetZoomButton.addEventListener("click", function() { gdv_6ad406fa2723frotationAngle = 0; gdv_6ad406fa2723ffitImageToCanvas(); gdv_6ad406fa2723fdrawImage(); }); function gdv_6ad406fa2723fgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad406fa2723fdownloadImage").addEventListener("click", function() { let url = gdv_6ad406fa2723fcurrentImage.src; const imageId = gdv_6ad406fa2723fgetImageIdFromUrl(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_6ad406fa2723fprintImageFromApi(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_6ad406fa2723fprintButton = document.getElementById("gdv_6ad406fa2723fprintCanvas");
gdv_6ad406fa2723fprintButton.addEventListener("click", function() { let url = gdv_6ad406fa2723fcurrentImage.src; const imageId = gdv_6ad406fa2723fgetImageIdFromUrl(url); gdv_6ad406fa2723fprintImageFromApi(imageId); });
let gdv_6ad406fa2723finitialDistance = 0; let gdv_6ad406fa2723finitialScale = 1;
gdv_6ad406fa2723fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad406fa2723finitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad406fa2723finitialScale = gdv_6ad406fa2723fscale; } });
gdv_6ad406fa2723fcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad406fa2723finitialDistance; let newScale = gdv_6ad406fa2723finitialScale * scaleChange;
newScale = Math.max(gdv_6ad406fa2723fminScale, Math.min(gdv_6ad406fa2723fmaxScale, 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_6ad406fa2723fscale; gdv_6ad406fa2723foriginX = centerX - (centerX - gdv_6ad406fa2723foriginX) * scaleRatio; gdv_6ad406fa2723foriginY = centerY - (centerY - gdv_6ad406fa2723foriginY) * scaleRatio;
gdv_6ad406fa2723fscale = newScale; gdv_6ad406fa2723fdrawImage(); // 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); }