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const gdv_6ad413b596ddecanvas = document.getElementById("gdv_6ad413b596ddeimageCanvas"); const gdv_6ad413b596ddectx = gdv_6ad413b596ddecanvas.getContext("2d");
const gdv_6ad413b596ddethumbnailContainer = document.getElementById("gdv_6ad413b596ddethumbnailContainer"); const gdv_6ad413b596ddethumbnailContainerWrapper = document.getElementById("gdv_6ad413b596ddethumbnailContainerWrapper"); const gdv_6ad413b596ddezoomInButton = document.getElementById("gdv_6ad413b596ddezoomIn"); const gdv_6ad413b596ddezoomOutButton = document.getElementById("gdv_6ad413b596ddezoomOut"); const gdv_6ad413b596dderesetZoomButton = document.getElementById("gdv_6ad413b596dderesetZoom");
const gdv_6ad413b596ddebrightnessInput = document.getElementById("gdv_6ad413b596ddebrightness"); const gdv_6ad413b596ddecontrastInput = document.getElementById("gdv_6ad413b596ddecontrast"); const gdv_6ad413b596ddefullscreenButton = document.getElementById("gdv_6ad413b596ddefullscreen");
const gdv_6ad413b596dderotateRightButton = document.getElementById("gdv_6ad413b596dderotateRight"); const gdv_6ad413b596dderotateLeftButton = document.getElementById("gdv_6ad413b596dderotateLeft");
const gdv_6ad413b596ddeprevSlideButton = document.getElementById("gdv_6ad413b596ddeprevSlide"); const gdv_6ad413b596ddenextSlideButton = document.getElementById("gdv_6ad413b596ddenextSlide"); const gdv_6ad413b596ddeslideNumberDisplay = document.getElementById("gdv_6ad413b596ddeslideNumber"); const gdv_6ad413b596ddeimageName = document.getElementById("gdv_6ad413b596ddeimageName");
let gdv_6ad413b596ddecurrentSlideIndex = 0;
gdv_6ad413b596ddebrightnessInput.addEventListener("input", gdv_6ad413b596ddedrawImage); gdv_6ad413b596ddecontrastInput.addEventListener("input", gdv_6ad413b596ddedrawImage);
const gdv_6ad413b596ddeimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1TfoGnl1dK0DMYAw44K87vq4Ys3pGzRPP&sz=w3000","name":"EPOL et LFS_ Interdiction de la Croix de Saint-Louis.jpg"}];
let gdv_6ad413b596ddescale = 1; let gdv_6ad413b596ddeoriginX = 0; let gdv_6ad413b596ddeoriginY = 0; const gdv_6ad413b596ddeminScale = 0.1; const gdv_6ad413b596ddemaxScale = 5; let gdv_6ad413b596ddecurrentImage = new Image();
let gdv_6ad413b596dderotationAngle = 0;
gdv_6ad413b596dderotateRightButton.addEventListener("click", function() { gdv_6ad413b596dderotationAngle = (gdv_6ad413b596dderotationAngle + 90) % 360; gdv_6ad413b596ddedrawImage(); });
gdv_6ad413b596dderotateLeftButton.addEventListener("click", function() { gdv_6ad413b596dderotationAngle = (gdv_6ad413b596dderotationAngle - 90 + 360) % 360; gdv_6ad413b596ddedrawImage(); });
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_6ad413b596ddecurrentImage.src = gdv_6ad413b596ddeimageUrls[0]["url"]; gdv_6ad413b596ddeimageName.innerHTML = filtrerChaine(gdv_6ad413b596ddeimageUrls[0]["name"], "rien"); gdv_6ad413b596ddecurrentImage.onload = function() {
gdv_6ad413b596ddeupdateSlideNumber(); gdv_6ad413b596dderesizeCanvas(); gdv_6ad413b596ddedrawImage(); document.getElementById("gdv_6ad413b596ddecontrols").style.display = "block"; };
function gdv_6ad413b596ddeupdateSlideNumber() { gdv_6ad413b596ddeslideNumberDisplay.textContent = `${gdv_6ad413b596ddecurrentSlideIndex + 1} / ${gdv_6ad413b596ddeimageUrls.length}`; }
gdv_6ad413b596ddeprevSlideButton.addEventListener("click", function() { if (gdv_6ad413b596ddecurrentSlideIndex > 0) { gdv_6ad413b596ddecurrentSlideIndex--; gdv_6ad413b596ddeloadImage(gdv_6ad413b596ddecurrentSlideIndex); gdv_6ad413b596ddeupdateSlideNumber(); } });
gdv_6ad413b596ddenextSlideButton.addEventListener("click", function() { if (gdv_6ad413b596ddecurrentSlideIndex < gdv_6ad413b596ddeimageUrls.length - 1) { gdv_6ad413b596ddecurrentSlideIndex++; gdv_6ad413b596ddeloadImage(gdv_6ad413b596ddecurrentSlideIndex); gdv_6ad413b596ddeupdateSlideNumber(); } }); function gdv_6ad413b596dderesizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad413b596ddecanvasContainer"); gdv_6ad413b596ddecanvas.width = container.clientWidth; gdv_6ad413b596ddecanvas.height = container.clientHeight - 30; gdv_6ad413b596ddefitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad413b596ddedrawImage(); } window.addEventListener("load", gdv_6ad413b596dderesizeCanvas); window.addEventListener("resize", gdv_6ad413b596dderesizeCanvas); function gdv_6ad413b596ddefitImageToCanvas() { const canvasAspect = gdv_6ad413b596ddecanvas.width / gdv_6ad413b596ddecanvas.height; const imageAspect = gdv_6ad413b596ddecurrentImage.width / gdv_6ad413b596ddecurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad413b596ddescale = gdv_6ad413b596ddecanvas.width / gdv_6ad413b596ddecurrentImage.width; } else { gdv_6ad413b596ddescale = gdv_6ad413b596ddecanvas.height / gdv_6ad413b596ddecurrentImage.height; } gdv_6ad413b596ddeoriginX = gdv_6ad413b596ddecanvas.width / 2; gdv_6ad413b596ddeoriginY = gdv_6ad413b596ddecanvas.height / 2; }
function gdv_6ad413b596ddedrawImage() { gdv_6ad413b596ddectx.clearRect(0, 0, gdv_6ad413b596ddecanvas.width, gdv_6ad413b596ddecanvas.height); gdv_6ad413b596ddectx.save(); gdv_6ad413b596ddectx.translate(gdv_6ad413b596ddeoriginX, gdv_6ad413b596ddeoriginY); gdv_6ad413b596ddectx.rotate((Math.PI / 180) * gdv_6ad413b596dderotationAngle); gdv_6ad413b596ddectx.scale(gdv_6ad413b596ddescale, gdv_6ad413b596ddescale);
// Appliquer la luminosité et le contraste gdv_6ad413b596ddectx.filter = `brightness(${gdv_6ad413b596ddebrightnessInput.value}) contrast(${gdv_6ad413b596ddecontrastInput.value})`; gdv_6ad413b596ddectx.drawImage(gdv_6ad413b596ddecurrentImage, -gdv_6ad413b596ddecurrentImage.width/2, -gdv_6ad413b596ddecurrentImage.height/2); gdv_6ad413b596ddectx.restore(); }
// Ajouter les miniatures des images gdv_6ad413b596ddeimageUrls.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_6ad413b596ddeloadImage(index); gdv_6ad413b596ddecurrentSlideIndex = index; gdv_6ad413b596ddeupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad413b596ddethumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad413b596ddeloadImage(index) { gdv_6ad413b596ddecurrentImage.src = gdv_6ad413b596ddeimageUrls[index]["url"]; gdv_6ad413b596ddeimageName.innerHTML = filtrerChaine(gdv_6ad413b596ddeimageUrls[index]["name"], "rien"); gdv_6ad413b596ddecurrentImage.onload = function() { gdv_6ad413b596ddescale = 1; gdv_6ad413b596ddeoriginX = 0; gdv_6ad413b596ddeoriginY = 0; gdv_6ad413b596ddefitImageToCanvas(); gdv_6ad413b596ddedrawImage(); };
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_6ad413b596ddeswiper = new Swiper(".gdv_6ad413b596ddeswiper-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_6ad413b596ddeswiper.on("slideChange", function () { // gdv_6ad413b596ddecurrentSlideIndex = gdv_6ad413b596ddeswiper.activeIndex; // gdv_6ad413b596ddeupdateSlideNumber(); //});
// Plein écran gdv_6ad413b596ddefullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad413b596ddegd-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_6ad413b596ddecanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad413b596ddescale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad413b596ddeminScale, Math.min(gdv_6ad413b596ddemaxScale, newScale)); const scaleRatio = newScale / gdv_6ad413b596ddescale; gdv_6ad413b596ddeoriginX = mouseX - (mouseX - gdv_6ad413b596ddeoriginX) * scaleRatio; gdv_6ad413b596ddeoriginY = mouseY - (mouseY - gdv_6ad413b596ddeoriginY) * scaleRatio; gdv_6ad413b596ddescale = newScale; gdv_6ad413b596ddedrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad413b596ddeisDragging = false; let gdv_6ad413b596ddestartX, gdv_6ad413b596ddestartY; gdv_6ad413b596ddecanvas.addEventListener("mousedown", function(event) { gdv_6ad413b596ddeisDragging = true; gdv_6ad413b596ddestartX = event.offsetX - gdv_6ad413b596ddeoriginX; gdv_6ad413b596ddestartY = event.offsetY - gdv_6ad413b596ddeoriginY; gdv_6ad413b596ddecanvas.style.cursor = "grabbing"; }); gdv_6ad413b596ddecanvas.addEventListener("mousemove", function(event) { if (gdv_6ad413b596ddeisDragging) { gdv_6ad413b596ddeoriginX = event.offsetX - gdv_6ad413b596ddestartX; gdv_6ad413b596ddeoriginY = event.offsetY - gdv_6ad413b596ddestartY; gdv_6ad413b596ddedrawImage(); } }); // Gestion des événements tactiles gdv_6ad413b596ddecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad413b596ddeisDragging = true; const touch = event.touches[0]; gdv_6ad413b596ddestartX = touch.pageX - gdv_6ad413b596ddeoriginX; gdv_6ad413b596ddestartY = touch.pageY - gdv_6ad413b596ddeoriginY; } }); gdv_6ad413b596ddecanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad413b596ddeoriginX = touch.pageX - gdv_6ad413b596ddestartX; gdv_6ad413b596ddeoriginY = touch.pageY - gdv_6ad413b596ddestartY; gdv_6ad413b596ddedrawImage(); }); gdv_6ad413b596ddecanvas.addEventListener("touchend", function() { gdv_6ad413b596ddeisDragging = false; }); gdv_6ad413b596ddecanvas.addEventListener("mouseup", function() { gdv_6ad413b596ddeisDragging = false; gdv_6ad413b596ddecanvas.style.cursor = "grab"; }); gdv_6ad413b596ddecanvas.addEventListener("mouseleave", function() { gdv_6ad413b596ddeisDragging = false; gdv_6ad413b596ddecanvas.style.cursor = "grab"; }); gdv_6ad413b596ddezoomInButton.addEventListener("click", function() { let newScale = gdv_6ad413b596ddescale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad413b596ddescale = Math.max(gdv_6ad413b596ddeminScale, Math.min(gdv_6ad413b596ddemaxScale, newScale)); gdv_6ad413b596ddedrawImage(); }); gdv_6ad413b596ddezoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad413b596ddescale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad413b596ddescale = Math.max(gdv_6ad413b596ddeminScale, Math.min(gdv_6ad413b596ddemaxScale, newScale)); gdv_6ad413b596ddedrawImage(); }); gdv_6ad413b596dderesetZoomButton.addEventListener("click", function() { gdv_6ad413b596dderotationAngle = 0; gdv_6ad413b596ddefitImageToCanvas(); gdv_6ad413b596ddedrawImage(); }); function gdv_6ad413b596ddegetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad413b596ddedownloadImage").addEventListener("click", function() { let url = gdv_6ad413b596ddecurrentImage.src; const imageId = gdv_6ad413b596ddegetImageIdFromUrl(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_6ad413b596ddeprintImageFromApi(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_6ad413b596ddeprintButton = document.getElementById("gdv_6ad413b596ddeprintCanvas");
gdv_6ad413b596ddeprintButton.addEventListener("click", function() { let url = gdv_6ad413b596ddecurrentImage.src; const imageId = gdv_6ad413b596ddegetImageIdFromUrl(url); gdv_6ad413b596ddeprintImageFromApi(imageId); });
let gdv_6ad413b596ddeinitialDistance = 0; let gdv_6ad413b596ddeinitialScale = 1;
gdv_6ad413b596ddecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad413b596ddeinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad413b596ddeinitialScale = gdv_6ad413b596ddescale; } });
gdv_6ad413b596ddecanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad413b596ddeinitialDistance; let newScale = gdv_6ad413b596ddeinitialScale * scaleChange;
newScale = Math.max(gdv_6ad413b596ddeminScale, Math.min(gdv_6ad413b596ddemaxScale, 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_6ad413b596ddescale; gdv_6ad413b596ddeoriginX = centerX - (centerX - gdv_6ad413b596ddeoriginX) * scaleRatio; gdv_6ad413b596ddeoriginY = centerY - (centerY - gdv_6ad413b596ddeoriginY) * scaleRatio;
gdv_6ad413b596ddescale = newScale; gdv_6ad413b596ddedrawImage(); // 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); }