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const gdv_69b4f6f8e6aabcanvas = document.getElementById("gdv_69b4f6f8e6aabimageCanvas"); const gdv_69b4f6f8e6aabctx = gdv_69b4f6f8e6aabcanvas.getContext("2d");
const gdv_69b4f6f8e6aabthumbnailContainer = document.getElementById("gdv_69b4f6f8e6aabthumbnailContainer"); const gdv_69b4f6f8e6aabthumbnailContainerWrapper = document.getElementById("gdv_69b4f6f8e6aabthumbnailContainerWrapper"); const gdv_69b4f6f8e6aabzoomInButton = document.getElementById("gdv_69b4f6f8e6aabzoomIn"); const gdv_69b4f6f8e6aabzoomOutButton = document.getElementById("gdv_69b4f6f8e6aabzoomOut"); const gdv_69b4f6f8e6aabresetZoomButton = document.getElementById("gdv_69b4f6f8e6aabresetZoom");
const gdv_69b4f6f8e6aabbrightnessInput = document.getElementById("gdv_69b4f6f8e6aabbrightness"); const gdv_69b4f6f8e6aabcontrastInput = document.getElementById("gdv_69b4f6f8e6aabcontrast"); const gdv_69b4f6f8e6aabfullscreenButton = document.getElementById("gdv_69b4f6f8e6aabfullscreen");
const gdv_69b4f6f8e6aabrotateRightButton = document.getElementById("gdv_69b4f6f8e6aabrotateRight"); const gdv_69b4f6f8e6aabrotateLeftButton = document.getElementById("gdv_69b4f6f8e6aabrotateLeft");
const gdv_69b4f6f8e6aabprevSlideButton = document.getElementById("gdv_69b4f6f8e6aabprevSlide"); const gdv_69b4f6f8e6aabnextSlideButton = document.getElementById("gdv_69b4f6f8e6aabnextSlide"); const gdv_69b4f6f8e6aabslideNumberDisplay = document.getElementById("gdv_69b4f6f8e6aabslideNumber"); const gdv_69b4f6f8e6aabimageName = document.getElementById("gdv_69b4f6f8e6aabimageName");
let gdv_69b4f6f8e6aabcurrentSlideIndex = 0;
gdv_69b4f6f8e6aabbrightnessInput.addEventListener("input", gdv_69b4f6f8e6aabdrawImage); gdv_69b4f6f8e6aabcontrastInput.addEventListener("input", gdv_69b4f6f8e6aabdrawImage);
const gdv_69b4f6f8e6aabimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1TfoGnl1dK0DMYAw44K87vq4Ys3pGzRPP&sz=w3000","name":"EPOL et LFS_ Interdiction de la Croix de Saint-Louis.jpg"}];
let gdv_69b4f6f8e6aabscale = 1; let gdv_69b4f6f8e6aaboriginX = 0; let gdv_69b4f6f8e6aaboriginY = 0; const gdv_69b4f6f8e6aabminScale = 0.1; const gdv_69b4f6f8e6aabmaxScale = 5; let gdv_69b4f6f8e6aabcurrentImage = new Image();
let gdv_69b4f6f8e6aabrotationAngle = 0;
gdv_69b4f6f8e6aabrotateRightButton.addEventListener("click", function() { gdv_69b4f6f8e6aabrotationAngle = (gdv_69b4f6f8e6aabrotationAngle + 90) % 360; gdv_69b4f6f8e6aabdrawImage(); });
gdv_69b4f6f8e6aabrotateLeftButton.addEventListener("click", function() { gdv_69b4f6f8e6aabrotationAngle = (gdv_69b4f6f8e6aabrotationAngle - 90 + 360) % 360; gdv_69b4f6f8e6aabdrawImage(); });
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_69b4f6f8e6aabcurrentImage.src = gdv_69b4f6f8e6aabimageUrls[0]["url"]; gdv_69b4f6f8e6aabimageName.innerHTML = filtrerChaine(gdv_69b4f6f8e6aabimageUrls[0]["name"], "rien"); gdv_69b4f6f8e6aabcurrentImage.onload = function() {
gdv_69b4f6f8e6aabupdateSlideNumber(); gdv_69b4f6f8e6aabresizeCanvas(); gdv_69b4f6f8e6aabdrawImage(); document.getElementById("gdv_69b4f6f8e6aabcontrols").style.display = "block"; };
function gdv_69b4f6f8e6aabupdateSlideNumber() { gdv_69b4f6f8e6aabslideNumberDisplay.textContent = `${gdv_69b4f6f8e6aabcurrentSlideIndex + 1} / ${gdv_69b4f6f8e6aabimageUrls.length}`; }
gdv_69b4f6f8e6aabprevSlideButton.addEventListener("click", function() { if (gdv_69b4f6f8e6aabcurrentSlideIndex > 0) { gdv_69b4f6f8e6aabcurrentSlideIndex--; gdv_69b4f6f8e6aabloadImage(gdv_69b4f6f8e6aabcurrentSlideIndex); gdv_69b4f6f8e6aabupdateSlideNumber(); } });
gdv_69b4f6f8e6aabnextSlideButton.addEventListener("click", function() { if (gdv_69b4f6f8e6aabcurrentSlideIndex < gdv_69b4f6f8e6aabimageUrls.length - 1) { gdv_69b4f6f8e6aabcurrentSlideIndex++; gdv_69b4f6f8e6aabloadImage(gdv_69b4f6f8e6aabcurrentSlideIndex); gdv_69b4f6f8e6aabupdateSlideNumber(); } }); function gdv_69b4f6f8e6aabresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69b4f6f8e6aabcanvasContainer"); gdv_69b4f6f8e6aabcanvas.width = container.clientWidth; gdv_69b4f6f8e6aabcanvas.height = container.clientHeight - 30; gdv_69b4f6f8e6aabfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69b4f6f8e6aabdrawImage(); } window.addEventListener("load", gdv_69b4f6f8e6aabresizeCanvas); window.addEventListener("resize", gdv_69b4f6f8e6aabresizeCanvas); function gdv_69b4f6f8e6aabfitImageToCanvas() { const canvasAspect = gdv_69b4f6f8e6aabcanvas.width / gdv_69b4f6f8e6aabcanvas.height; const imageAspect = gdv_69b4f6f8e6aabcurrentImage.width / gdv_69b4f6f8e6aabcurrentImage.height; if (imageAspect > canvasAspect) { gdv_69b4f6f8e6aabscale = gdv_69b4f6f8e6aabcanvas.width / gdv_69b4f6f8e6aabcurrentImage.width; } else { gdv_69b4f6f8e6aabscale = gdv_69b4f6f8e6aabcanvas.height / gdv_69b4f6f8e6aabcurrentImage.height; } gdv_69b4f6f8e6aaboriginX = gdv_69b4f6f8e6aabcanvas.width / 2; gdv_69b4f6f8e6aaboriginY = gdv_69b4f6f8e6aabcanvas.height / 2; }
function gdv_69b4f6f8e6aabdrawImage() { gdv_69b4f6f8e6aabctx.clearRect(0, 0, gdv_69b4f6f8e6aabcanvas.width, gdv_69b4f6f8e6aabcanvas.height); gdv_69b4f6f8e6aabctx.save(); gdv_69b4f6f8e6aabctx.translate(gdv_69b4f6f8e6aaboriginX, gdv_69b4f6f8e6aaboriginY); gdv_69b4f6f8e6aabctx.rotate((Math.PI / 180) * gdv_69b4f6f8e6aabrotationAngle); gdv_69b4f6f8e6aabctx.scale(gdv_69b4f6f8e6aabscale, gdv_69b4f6f8e6aabscale);
// Appliquer la luminosité et le contraste gdv_69b4f6f8e6aabctx.filter = `brightness(${gdv_69b4f6f8e6aabbrightnessInput.value}) contrast(${gdv_69b4f6f8e6aabcontrastInput.value})`; gdv_69b4f6f8e6aabctx.drawImage(gdv_69b4f6f8e6aabcurrentImage, -gdv_69b4f6f8e6aabcurrentImage.width/2, -gdv_69b4f6f8e6aabcurrentImage.height/2); gdv_69b4f6f8e6aabctx.restore(); }
// Ajouter les miniatures des images gdv_69b4f6f8e6aabimageUrls.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_69b4f6f8e6aabloadImage(index); gdv_69b4f6f8e6aabcurrentSlideIndex = index; gdv_69b4f6f8e6aabupdateSlideNumber(); }; slide.appendChild(img); gdv_69b4f6f8e6aabthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69b4f6f8e6aabloadImage(index) { gdv_69b4f6f8e6aabcurrentImage.src = gdv_69b4f6f8e6aabimageUrls[index]["url"]; gdv_69b4f6f8e6aabimageName.innerHTML = filtrerChaine(gdv_69b4f6f8e6aabimageUrls[index]["name"], "rien"); gdv_69b4f6f8e6aabcurrentImage.onload = function() { gdv_69b4f6f8e6aabscale = 1; gdv_69b4f6f8e6aaboriginX = 0; gdv_69b4f6f8e6aaboriginY = 0; gdv_69b4f6f8e6aabfitImageToCanvas(); gdv_69b4f6f8e6aabdrawImage(); };
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_69b4f6f8e6aabswiper = new Swiper(".gdv_69b4f6f8e6aabswiper-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_69b4f6f8e6aabswiper.on("slideChange", function () { // gdv_69b4f6f8e6aabcurrentSlideIndex = gdv_69b4f6f8e6aabswiper.activeIndex; // gdv_69b4f6f8e6aabupdateSlideNumber(); //});
// Plein écran gdv_69b4f6f8e6aabfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69b4f6f8e6aabgd-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_69b4f6f8e6aabcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69b4f6f8e6aabscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69b4f6f8e6aabminScale, Math.min(gdv_69b4f6f8e6aabmaxScale, newScale)); const scaleRatio = newScale / gdv_69b4f6f8e6aabscale; gdv_69b4f6f8e6aaboriginX = mouseX - (mouseX - gdv_69b4f6f8e6aaboriginX) * scaleRatio; gdv_69b4f6f8e6aaboriginY = mouseY - (mouseY - gdv_69b4f6f8e6aaboriginY) * scaleRatio; gdv_69b4f6f8e6aabscale = newScale; gdv_69b4f6f8e6aabdrawImage(); }); // Gestion du déplacement (pan) let gdv_69b4f6f8e6aabisDragging = false; let gdv_69b4f6f8e6aabstartX, gdv_69b4f6f8e6aabstartY; gdv_69b4f6f8e6aabcanvas.addEventListener("mousedown", function(event) { gdv_69b4f6f8e6aabisDragging = true; gdv_69b4f6f8e6aabstartX = event.offsetX - gdv_69b4f6f8e6aaboriginX; gdv_69b4f6f8e6aabstartY = event.offsetY - gdv_69b4f6f8e6aaboriginY; gdv_69b4f6f8e6aabcanvas.style.cursor = "grabbing"; }); gdv_69b4f6f8e6aabcanvas.addEventListener("mousemove", function(event) { if (gdv_69b4f6f8e6aabisDragging) { gdv_69b4f6f8e6aaboriginX = event.offsetX - gdv_69b4f6f8e6aabstartX; gdv_69b4f6f8e6aaboriginY = event.offsetY - gdv_69b4f6f8e6aabstartY; gdv_69b4f6f8e6aabdrawImage(); } }); // Gestion des événements tactiles gdv_69b4f6f8e6aabcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69b4f6f8e6aabisDragging = true; const touch = event.touches[0]; gdv_69b4f6f8e6aabstartX = touch.pageX - gdv_69b4f6f8e6aaboriginX; gdv_69b4f6f8e6aabstartY = touch.pageY - gdv_69b4f6f8e6aaboriginY; } }); gdv_69b4f6f8e6aabcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69b4f6f8e6aaboriginX = touch.pageX - gdv_69b4f6f8e6aabstartX; gdv_69b4f6f8e6aaboriginY = touch.pageY - gdv_69b4f6f8e6aabstartY; gdv_69b4f6f8e6aabdrawImage(); }); gdv_69b4f6f8e6aabcanvas.addEventListener("touchend", function() { gdv_69b4f6f8e6aabisDragging = false; }); gdv_69b4f6f8e6aabcanvas.addEventListener("mouseup", function() { gdv_69b4f6f8e6aabisDragging = false; gdv_69b4f6f8e6aabcanvas.style.cursor = "grab"; }); gdv_69b4f6f8e6aabcanvas.addEventListener("mouseleave", function() { gdv_69b4f6f8e6aabisDragging = false; gdv_69b4f6f8e6aabcanvas.style.cursor = "grab"; }); gdv_69b4f6f8e6aabzoomInButton.addEventListener("click", function() { let newScale = gdv_69b4f6f8e6aabscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69b4f6f8e6aabscale = Math.max(gdv_69b4f6f8e6aabminScale, Math.min(gdv_69b4f6f8e6aabmaxScale, newScale)); gdv_69b4f6f8e6aabdrawImage(); }); gdv_69b4f6f8e6aabzoomOutButton.addEventListener("click", function() { let newScale = gdv_69b4f6f8e6aabscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69b4f6f8e6aabscale = Math.max(gdv_69b4f6f8e6aabminScale, Math.min(gdv_69b4f6f8e6aabmaxScale, newScale)); gdv_69b4f6f8e6aabdrawImage(); }); gdv_69b4f6f8e6aabresetZoomButton.addEventListener("click", function() { gdv_69b4f6f8e6aabrotationAngle = 0; gdv_69b4f6f8e6aabfitImageToCanvas(); gdv_69b4f6f8e6aabdrawImage(); }); function gdv_69b4f6f8e6aabgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69b4f6f8e6aabdownloadImage").addEventListener("click", function() { let url = gdv_69b4f6f8e6aabcurrentImage.src; const imageId = gdv_69b4f6f8e6aabgetImageIdFromUrl(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_69b4f6f8e6aabprintImageFromApi(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_69b4f6f8e6aabprintButton = document.getElementById("gdv_69b4f6f8e6aabprintCanvas");
gdv_69b4f6f8e6aabprintButton.addEventListener("click", function() { let url = gdv_69b4f6f8e6aabcurrentImage.src; const imageId = gdv_69b4f6f8e6aabgetImageIdFromUrl(url); gdv_69b4f6f8e6aabprintImageFromApi(imageId); });
let gdv_69b4f6f8e6aabinitialDistance = 0; let gdv_69b4f6f8e6aabinitialScale = 1;
gdv_69b4f6f8e6aabcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69b4f6f8e6aabinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69b4f6f8e6aabinitialScale = gdv_69b4f6f8e6aabscale; } });
gdv_69b4f6f8e6aabcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69b4f6f8e6aabinitialDistance; let newScale = gdv_69b4f6f8e6aabinitialScale * scaleChange;
newScale = Math.max(gdv_69b4f6f8e6aabminScale, Math.min(gdv_69b4f6f8e6aabmaxScale, 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_69b4f6f8e6aabscale; gdv_69b4f6f8e6aaboriginX = centerX - (centerX - gdv_69b4f6f8e6aaboriginX) * scaleRatio; gdv_69b4f6f8e6aaboriginY = centerY - (centerY - gdv_69b4f6f8e6aaboriginY) * scaleRatio;
gdv_69b4f6f8e6aabscale = newScale; gdv_69b4f6f8e6aabdrawImage(); // 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); }