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const gdv_6ad413f0602becanvas = document.getElementById("gdv_6ad413f0602beimageCanvas"); const gdv_6ad413f0602bectx = gdv_6ad413f0602becanvas.getContext("2d");
const gdv_6ad413f0602bethumbnailContainer = document.getElementById("gdv_6ad413f0602bethumbnailContainer"); const gdv_6ad413f0602bethumbnailContainerWrapper = document.getElementById("gdv_6ad413f0602bethumbnailContainerWrapper"); const gdv_6ad413f0602bezoomInButton = document.getElementById("gdv_6ad413f0602bezoomIn"); const gdv_6ad413f0602bezoomOutButton = document.getElementById("gdv_6ad413f0602bezoomOut"); const gdv_6ad413f0602beresetZoomButton = document.getElementById("gdv_6ad413f0602beresetZoom");
const gdv_6ad413f0602bebrightnessInput = document.getElementById("gdv_6ad413f0602bebrightness"); const gdv_6ad413f0602becontrastInput = document.getElementById("gdv_6ad413f0602becontrast"); const gdv_6ad413f0602befullscreenButton = document.getElementById("gdv_6ad413f0602befullscreen");
const gdv_6ad413f0602berotateRightButton = document.getElementById("gdv_6ad413f0602berotateRight"); const gdv_6ad413f0602berotateLeftButton = document.getElementById("gdv_6ad413f0602berotateLeft");
const gdv_6ad413f0602beprevSlideButton = document.getElementById("gdv_6ad413f0602beprevSlide"); const gdv_6ad413f0602benextSlideButton = document.getElementById("gdv_6ad413f0602benextSlide"); const gdv_6ad413f0602beslideNumberDisplay = document.getElementById("gdv_6ad413f0602beslideNumber"); const gdv_6ad413f0602beimageName = document.getElementById("gdv_6ad413f0602beimageName");
let gdv_6ad413f0602becurrentSlideIndex = 0;
gdv_6ad413f0602bebrightnessInput.addEventListener("input", gdv_6ad413f0602bedrawImage); gdv_6ad413f0602becontrastInput.addEventListener("input", gdv_6ad413f0602bedrawImage);
const gdv_6ad413f0602beimageUrls = [{"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_6ad413f0602bescale = 1; let gdv_6ad413f0602beoriginX = 0; let gdv_6ad413f0602beoriginY = 0; const gdv_6ad413f0602beminScale = 0.1; const gdv_6ad413f0602bemaxScale = 5; let gdv_6ad413f0602becurrentImage = new Image();
let gdv_6ad413f0602berotationAngle = 0;
gdv_6ad413f0602berotateRightButton.addEventListener("click", function() { gdv_6ad413f0602berotationAngle = (gdv_6ad413f0602berotationAngle + 90) % 360; gdv_6ad413f0602bedrawImage(); });
gdv_6ad413f0602berotateLeftButton.addEventListener("click", function() { gdv_6ad413f0602berotationAngle = (gdv_6ad413f0602berotationAngle - 90 + 360) % 360; gdv_6ad413f0602bedrawImage(); });
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_6ad413f0602becurrentImage.src = gdv_6ad413f0602beimageUrls[0]["url"]; gdv_6ad413f0602beimageName.innerHTML = filtrerChaine(gdv_6ad413f0602beimageUrls[0]["name"], "rien"); gdv_6ad413f0602becurrentImage.onload = function() {
gdv_6ad413f0602beupdateSlideNumber(); gdv_6ad413f0602beresizeCanvas(); gdv_6ad413f0602bedrawImage(); document.getElementById("gdv_6ad413f0602becontrols").style.display = "block"; };
function gdv_6ad413f0602beupdateSlideNumber() { gdv_6ad413f0602beslideNumberDisplay.textContent = `${gdv_6ad413f0602becurrentSlideIndex + 1} / ${gdv_6ad413f0602beimageUrls.length}`; }
gdv_6ad413f0602beprevSlideButton.addEventListener("click", function() { if (gdv_6ad413f0602becurrentSlideIndex > 0) { gdv_6ad413f0602becurrentSlideIndex--; gdv_6ad413f0602beloadImage(gdv_6ad413f0602becurrentSlideIndex); gdv_6ad413f0602beupdateSlideNumber(); } });
gdv_6ad413f0602benextSlideButton.addEventListener("click", function() { if (gdv_6ad413f0602becurrentSlideIndex < gdv_6ad413f0602beimageUrls.length - 1) { gdv_6ad413f0602becurrentSlideIndex++; gdv_6ad413f0602beloadImage(gdv_6ad413f0602becurrentSlideIndex); gdv_6ad413f0602beupdateSlideNumber(); } }); function gdv_6ad413f0602beresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad413f0602becanvasContainer"); gdv_6ad413f0602becanvas.width = container.clientWidth; gdv_6ad413f0602becanvas.height = container.clientHeight - 30; gdv_6ad413f0602befitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad413f0602bedrawImage(); } window.addEventListener("load", gdv_6ad413f0602beresizeCanvas); window.addEventListener("resize", gdv_6ad413f0602beresizeCanvas); function gdv_6ad413f0602befitImageToCanvas() { const canvasAspect = gdv_6ad413f0602becanvas.width / gdv_6ad413f0602becanvas.height; const imageAspect = gdv_6ad413f0602becurrentImage.width / gdv_6ad413f0602becurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad413f0602bescale = gdv_6ad413f0602becanvas.width / gdv_6ad413f0602becurrentImage.width; } else { gdv_6ad413f0602bescale = gdv_6ad413f0602becanvas.height / gdv_6ad413f0602becurrentImage.height; } gdv_6ad413f0602beoriginX = gdv_6ad413f0602becanvas.width / 2; gdv_6ad413f0602beoriginY = gdv_6ad413f0602becanvas.height / 2; }
function gdv_6ad413f0602bedrawImage() { gdv_6ad413f0602bectx.clearRect(0, 0, gdv_6ad413f0602becanvas.width, gdv_6ad413f0602becanvas.height); gdv_6ad413f0602bectx.save(); gdv_6ad413f0602bectx.translate(gdv_6ad413f0602beoriginX, gdv_6ad413f0602beoriginY); gdv_6ad413f0602bectx.rotate((Math.PI / 180) * gdv_6ad413f0602berotationAngle); gdv_6ad413f0602bectx.scale(gdv_6ad413f0602bescale, gdv_6ad413f0602bescale);
// Appliquer la luminosité et le contraste gdv_6ad413f0602bectx.filter = `brightness(${gdv_6ad413f0602bebrightnessInput.value}) contrast(${gdv_6ad413f0602becontrastInput.value})`; gdv_6ad413f0602bectx.drawImage(gdv_6ad413f0602becurrentImage, -gdv_6ad413f0602becurrentImage.width/2, -gdv_6ad413f0602becurrentImage.height/2); gdv_6ad413f0602bectx.restore(); }
// Ajouter les miniatures des images gdv_6ad413f0602beimageUrls.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_6ad413f0602beloadImage(index); gdv_6ad413f0602becurrentSlideIndex = index; gdv_6ad413f0602beupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad413f0602bethumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad413f0602beloadImage(index) { gdv_6ad413f0602becurrentImage.src = gdv_6ad413f0602beimageUrls[index]["url"]; gdv_6ad413f0602beimageName.innerHTML = filtrerChaine(gdv_6ad413f0602beimageUrls[index]["name"], "rien"); gdv_6ad413f0602becurrentImage.onload = function() { gdv_6ad413f0602bescale = 1; gdv_6ad413f0602beoriginX = 0; gdv_6ad413f0602beoriginY = 0; gdv_6ad413f0602befitImageToCanvas(); gdv_6ad413f0602bedrawImage(); };
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_6ad413f0602beswiper = new Swiper(".gdv_6ad413f0602beswiper-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_6ad413f0602beswiper.on("slideChange", function () { // gdv_6ad413f0602becurrentSlideIndex = gdv_6ad413f0602beswiper.activeIndex; // gdv_6ad413f0602beupdateSlideNumber(); //});
// Plein écran gdv_6ad413f0602befullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad413f0602begd-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_6ad413f0602becanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad413f0602bescale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad413f0602beminScale, Math.min(gdv_6ad413f0602bemaxScale, newScale)); const scaleRatio = newScale / gdv_6ad413f0602bescale; gdv_6ad413f0602beoriginX = mouseX - (mouseX - gdv_6ad413f0602beoriginX) * scaleRatio; gdv_6ad413f0602beoriginY = mouseY - (mouseY - gdv_6ad413f0602beoriginY) * scaleRatio; gdv_6ad413f0602bescale = newScale; gdv_6ad413f0602bedrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad413f0602beisDragging = false; let gdv_6ad413f0602bestartX, gdv_6ad413f0602bestartY; gdv_6ad413f0602becanvas.addEventListener("mousedown", function(event) { gdv_6ad413f0602beisDragging = true; gdv_6ad413f0602bestartX = event.offsetX - gdv_6ad413f0602beoriginX; gdv_6ad413f0602bestartY = event.offsetY - gdv_6ad413f0602beoriginY; gdv_6ad413f0602becanvas.style.cursor = "grabbing"; }); gdv_6ad413f0602becanvas.addEventListener("mousemove", function(event) { if (gdv_6ad413f0602beisDragging) { gdv_6ad413f0602beoriginX = event.offsetX - gdv_6ad413f0602bestartX; gdv_6ad413f0602beoriginY = event.offsetY - gdv_6ad413f0602bestartY; gdv_6ad413f0602bedrawImage(); } }); // Gestion des événements tactiles gdv_6ad413f0602becanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad413f0602beisDragging = true; const touch = event.touches[0]; gdv_6ad413f0602bestartX = touch.pageX - gdv_6ad413f0602beoriginX; gdv_6ad413f0602bestartY = touch.pageY - gdv_6ad413f0602beoriginY; } }); gdv_6ad413f0602becanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad413f0602beoriginX = touch.pageX - gdv_6ad413f0602bestartX; gdv_6ad413f0602beoriginY = touch.pageY - gdv_6ad413f0602bestartY; gdv_6ad413f0602bedrawImage(); }); gdv_6ad413f0602becanvas.addEventListener("touchend", function() { gdv_6ad413f0602beisDragging = false; }); gdv_6ad413f0602becanvas.addEventListener("mouseup", function() { gdv_6ad413f0602beisDragging = false; gdv_6ad413f0602becanvas.style.cursor = "grab"; }); gdv_6ad413f0602becanvas.addEventListener("mouseleave", function() { gdv_6ad413f0602beisDragging = false; gdv_6ad413f0602becanvas.style.cursor = "grab"; }); gdv_6ad413f0602bezoomInButton.addEventListener("click", function() { let newScale = gdv_6ad413f0602bescale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad413f0602bescale = Math.max(gdv_6ad413f0602beminScale, Math.min(gdv_6ad413f0602bemaxScale, newScale)); gdv_6ad413f0602bedrawImage(); }); gdv_6ad413f0602bezoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad413f0602bescale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad413f0602bescale = Math.max(gdv_6ad413f0602beminScale, Math.min(gdv_6ad413f0602bemaxScale, newScale)); gdv_6ad413f0602bedrawImage(); }); gdv_6ad413f0602beresetZoomButton.addEventListener("click", function() { gdv_6ad413f0602berotationAngle = 0; gdv_6ad413f0602befitImageToCanvas(); gdv_6ad413f0602bedrawImage(); }); function gdv_6ad413f0602begetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad413f0602bedownloadImage").addEventListener("click", function() { let url = gdv_6ad413f0602becurrentImage.src; const imageId = gdv_6ad413f0602begetImageIdFromUrl(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_6ad413f0602beprintImageFromApi(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_6ad413f0602beprintButton = document.getElementById("gdv_6ad413f0602beprintCanvas");
gdv_6ad413f0602beprintButton.addEventListener("click", function() { let url = gdv_6ad413f0602becurrentImage.src; const imageId = gdv_6ad413f0602begetImageIdFromUrl(url); gdv_6ad413f0602beprintImageFromApi(imageId); });
let gdv_6ad413f0602beinitialDistance = 0; let gdv_6ad413f0602beinitialScale = 1;
gdv_6ad413f0602becanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad413f0602beinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad413f0602beinitialScale = gdv_6ad413f0602bescale; } });
gdv_6ad413f0602becanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad413f0602beinitialDistance; let newScale = gdv_6ad413f0602beinitialScale * scaleChange;
newScale = Math.max(gdv_6ad413f0602beminScale, Math.min(gdv_6ad413f0602bemaxScale, 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_6ad413f0602bescale; gdv_6ad413f0602beoriginX = centerX - (centerX - gdv_6ad413f0602beoriginX) * scaleRatio; gdv_6ad413f0602beoriginY = centerY - (centerY - gdv_6ad413f0602beoriginY) * scaleRatio;
gdv_6ad413f0602bescale = newScale; gdv_6ad413f0602bedrawImage(); // 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); }