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const gdv_68634296bd70fcanvas = document.getElementById("gdv_68634296bd70fimageCanvas"); const gdv_68634296bd70fctx = gdv_68634296bd70fcanvas.getContext("2d");
const gdv_68634296bd70fthumbnailContainer = document.getElementById("gdv_68634296bd70fthumbnailContainer"); const gdv_68634296bd70fthumbnailContainerWrapper = document.getElementById("gdv_68634296bd70fthumbnailContainerWrapper"); const gdv_68634296bd70fzoomInButton = document.getElementById("gdv_68634296bd70fzoomIn"); const gdv_68634296bd70fzoomOutButton = document.getElementById("gdv_68634296bd70fzoomOut"); const gdv_68634296bd70fresetZoomButton = document.getElementById("gdv_68634296bd70fresetZoom");
const gdv_68634296bd70fbrightnessInput = document.getElementById("gdv_68634296bd70fbrightness"); const gdv_68634296bd70fcontrastInput = document.getElementById("gdv_68634296bd70fcontrast"); const gdv_68634296bd70ffullscreenButton = document.getElementById("gdv_68634296bd70ffullscreen");
const gdv_68634296bd70frotateRightButton = document.getElementById("gdv_68634296bd70frotateRight"); const gdv_68634296bd70frotateLeftButton = document.getElementById("gdv_68634296bd70frotateLeft");
const gdv_68634296bd70fprevSlideButton = document.getElementById("gdv_68634296bd70fprevSlide"); const gdv_68634296bd70fnextSlideButton = document.getElementById("gdv_68634296bd70fnextSlide"); const gdv_68634296bd70fslideNumberDisplay = document.getElementById("gdv_68634296bd70fslideNumber"); const gdv_68634296bd70fimageName = document.getElementById("gdv_68634296bd70fimageName");
let gdv_68634296bd70fcurrentSlideIndex = 0;
gdv_68634296bd70fbrightnessInput.addEventListener("input", gdv_68634296bd70fdrawImage); gdv_68634296bd70fcontrastInput.addEventListener("input", gdv_68634296bd70fdrawImage);
const gdv_68634296bd70fimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1Kd53sFd3rdDnPlxsggwzJTFPgwz0O7DG&sz=w3000","name":"EPLO ET aILHAUD_Sur l'engagement dans la garde nationale.jpg"}];
let gdv_68634296bd70fscale = 1; let gdv_68634296bd70foriginX = 0; let gdv_68634296bd70foriginY = 0; const gdv_68634296bd70fminScale = 0.1; const gdv_68634296bd70fmaxScale = 5; let gdv_68634296bd70fcurrentImage = new Image();
let gdv_68634296bd70frotationAngle = 0;
gdv_68634296bd70frotateRightButton.addEventListener("click", function() { gdv_68634296bd70frotationAngle = (gdv_68634296bd70frotationAngle + 90) % 360; gdv_68634296bd70fdrawImage(); });
gdv_68634296bd70frotateLeftButton.addEventListener("click", function() { gdv_68634296bd70frotationAngle = (gdv_68634296bd70frotationAngle - 90 + 360) % 360; gdv_68634296bd70fdrawImage(); });
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_68634296bd70fcurrentImage.src = gdv_68634296bd70fimageUrls[0]["url"]; gdv_68634296bd70fimageName.innerHTML = filtrerChaine(gdv_68634296bd70fimageUrls[0]["name"], "rien"); gdv_68634296bd70fcurrentImage.onload = function() {
gdv_68634296bd70fupdateSlideNumber(); gdv_68634296bd70fresizeCanvas(); gdv_68634296bd70fdrawImage(); document.getElementById("gdv_68634296bd70fcontrols").style.display = "block"; };
function gdv_68634296bd70fupdateSlideNumber() { gdv_68634296bd70fslideNumberDisplay.textContent = `${gdv_68634296bd70fcurrentSlideIndex + 1} / ${gdv_68634296bd70fimageUrls.length}`; }
gdv_68634296bd70fprevSlideButton.addEventListener("click", function() { if (gdv_68634296bd70fcurrentSlideIndex > 0) { gdv_68634296bd70fcurrentSlideIndex--; gdv_68634296bd70floadImage(gdv_68634296bd70fcurrentSlideIndex); gdv_68634296bd70fupdateSlideNumber(); } });
gdv_68634296bd70fnextSlideButton.addEventListener("click", function() { if (gdv_68634296bd70fcurrentSlideIndex < gdv_68634296bd70fimageUrls.length - 1) { gdv_68634296bd70fcurrentSlideIndex++; gdv_68634296bd70floadImage(gdv_68634296bd70fcurrentSlideIndex); gdv_68634296bd70fupdateSlideNumber(); } }); function gdv_68634296bd70fresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_68634296bd70fcanvasContainer"); gdv_68634296bd70fcanvas.width = container.clientWidth; gdv_68634296bd70fcanvas.height = container.clientHeight - 30; gdv_68634296bd70ffitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_68634296bd70fdrawImage(); } window.addEventListener("load", gdv_68634296bd70fresizeCanvas); window.addEventListener("resize", gdv_68634296bd70fresizeCanvas); function gdv_68634296bd70ffitImageToCanvas() { const canvasAspect = gdv_68634296bd70fcanvas.width / gdv_68634296bd70fcanvas.height; const imageAspect = gdv_68634296bd70fcurrentImage.width / gdv_68634296bd70fcurrentImage.height; if (imageAspect > canvasAspect) { gdv_68634296bd70fscale = gdv_68634296bd70fcanvas.width / gdv_68634296bd70fcurrentImage.width; } else { gdv_68634296bd70fscale = gdv_68634296bd70fcanvas.height / gdv_68634296bd70fcurrentImage.height; } gdv_68634296bd70foriginX = gdv_68634296bd70fcanvas.width / 2; gdv_68634296bd70foriginY = gdv_68634296bd70fcanvas.height / 2; }
function gdv_68634296bd70fdrawImage() { gdv_68634296bd70fctx.clearRect(0, 0, gdv_68634296bd70fcanvas.width, gdv_68634296bd70fcanvas.height); gdv_68634296bd70fctx.save(); gdv_68634296bd70fctx.translate(gdv_68634296bd70foriginX, gdv_68634296bd70foriginY); gdv_68634296bd70fctx.rotate((Math.PI / 180) * gdv_68634296bd70frotationAngle); gdv_68634296bd70fctx.scale(gdv_68634296bd70fscale, gdv_68634296bd70fscale);
// Appliquer la luminosité et le contraste gdv_68634296bd70fctx.filter = `brightness(${gdv_68634296bd70fbrightnessInput.value}) contrast(${gdv_68634296bd70fcontrastInput.value})`; gdv_68634296bd70fctx.drawImage(gdv_68634296bd70fcurrentImage, -gdv_68634296bd70fcurrentImage.width/2, -gdv_68634296bd70fcurrentImage.height/2); gdv_68634296bd70fctx.restore(); }
// Ajouter les miniatures des images gdv_68634296bd70fimageUrls.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_68634296bd70floadImage(index); gdv_68634296bd70fcurrentSlideIndex = index; gdv_68634296bd70fupdateSlideNumber(); }; slide.appendChild(img); gdv_68634296bd70fthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_68634296bd70floadImage(index) { gdv_68634296bd70fcurrentImage.src = gdv_68634296bd70fimageUrls[index]["url"]; gdv_68634296bd70fimageName.innerHTML = filtrerChaine(gdv_68634296bd70fimageUrls[index]["name"], "rien"); gdv_68634296bd70fcurrentImage.onload = function() { gdv_68634296bd70fscale = 1; gdv_68634296bd70foriginX = 0; gdv_68634296bd70foriginY = 0; gdv_68634296bd70ffitImageToCanvas(); gdv_68634296bd70fdrawImage(); };
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_68634296bd70fswiper = new Swiper(".gdv_68634296bd70fswiper-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_68634296bd70fswiper.on("slideChange", function () { // gdv_68634296bd70fcurrentSlideIndex = gdv_68634296bd70fswiper.activeIndex; // gdv_68634296bd70fupdateSlideNumber(); //});
// Plein écran gdv_68634296bd70ffullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_68634296bd70fgd-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_68634296bd70fcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_68634296bd70fscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_68634296bd70fminScale, Math.min(gdv_68634296bd70fmaxScale, newScale)); const scaleRatio = newScale / gdv_68634296bd70fscale; gdv_68634296bd70foriginX = mouseX - (mouseX - gdv_68634296bd70foriginX) * scaleRatio; gdv_68634296bd70foriginY = mouseY - (mouseY - gdv_68634296bd70foriginY) * scaleRatio; gdv_68634296bd70fscale = newScale; gdv_68634296bd70fdrawImage(); }); // Gestion du déplacement (pan) let gdv_68634296bd70fisDragging = false; let gdv_68634296bd70fstartX, gdv_68634296bd70fstartY; gdv_68634296bd70fcanvas.addEventListener("mousedown", function(event) { gdv_68634296bd70fisDragging = true; gdv_68634296bd70fstartX = event.offsetX - gdv_68634296bd70foriginX; gdv_68634296bd70fstartY = event.offsetY - gdv_68634296bd70foriginY; gdv_68634296bd70fcanvas.style.cursor = "grabbing"; }); gdv_68634296bd70fcanvas.addEventListener("mousemove", function(event) { if (gdv_68634296bd70fisDragging) { gdv_68634296bd70foriginX = event.offsetX - gdv_68634296bd70fstartX; gdv_68634296bd70foriginY = event.offsetY - gdv_68634296bd70fstartY; gdv_68634296bd70fdrawImage(); } }); // Gestion des événements tactiles gdv_68634296bd70fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_68634296bd70fisDragging = true; const touch = event.touches[0]; gdv_68634296bd70fstartX = touch.pageX - gdv_68634296bd70foriginX; gdv_68634296bd70fstartY = touch.pageY - gdv_68634296bd70foriginY; } }); gdv_68634296bd70fcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_68634296bd70foriginX = touch.pageX - gdv_68634296bd70fstartX; gdv_68634296bd70foriginY = touch.pageY - gdv_68634296bd70fstartY; gdv_68634296bd70fdrawImage(); }); gdv_68634296bd70fcanvas.addEventListener("touchend", function() { gdv_68634296bd70fisDragging = false; }); gdv_68634296bd70fcanvas.addEventListener("mouseup", function() { gdv_68634296bd70fisDragging = false; gdv_68634296bd70fcanvas.style.cursor = "grab"; }); gdv_68634296bd70fcanvas.addEventListener("mouseleave", function() { gdv_68634296bd70fisDragging = false; gdv_68634296bd70fcanvas.style.cursor = "grab"; }); gdv_68634296bd70fzoomInButton.addEventListener("click", function() { let newScale = gdv_68634296bd70fscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_68634296bd70fscale = Math.max(gdv_68634296bd70fminScale, Math.min(gdv_68634296bd70fmaxScale, newScale)); gdv_68634296bd70fdrawImage(); }); gdv_68634296bd70fzoomOutButton.addEventListener("click", function() { let newScale = gdv_68634296bd70fscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_68634296bd70fscale = Math.max(gdv_68634296bd70fminScale, Math.min(gdv_68634296bd70fmaxScale, newScale)); gdv_68634296bd70fdrawImage(); }); gdv_68634296bd70fresetZoomButton.addEventListener("click", function() { gdv_68634296bd70frotationAngle = 0; gdv_68634296bd70ffitImageToCanvas(); gdv_68634296bd70fdrawImage(); }); function gdv_68634296bd70fgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_68634296bd70fdownloadImage").addEventListener("click", function() { let url = gdv_68634296bd70fcurrentImage.src; const imageId = gdv_68634296bd70fgetImageIdFromUrl(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_68634296bd70fprintImageFromApi(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_68634296bd70fprintButton = document.getElementById("gdv_68634296bd70fprintCanvas");
gdv_68634296bd70fprintButton.addEventListener("click", function() { let url = gdv_68634296bd70fcurrentImage.src; const imageId = gdv_68634296bd70fgetImageIdFromUrl(url); gdv_68634296bd70fprintImageFromApi(imageId); });
let gdv_68634296bd70finitialDistance = 0; let gdv_68634296bd70finitialScale = 1;
gdv_68634296bd70fcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_68634296bd70finitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_68634296bd70finitialScale = gdv_68634296bd70fscale; } });
gdv_68634296bd70fcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_68634296bd70finitialDistance; let newScale = gdv_68634296bd70finitialScale * scaleChange;
newScale = Math.max(gdv_68634296bd70fminScale, Math.min(gdv_68634296bd70fmaxScale, 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_68634296bd70fscale; gdv_68634296bd70foriginX = centerX - (centerX - gdv_68634296bd70foriginX) * scaleRatio; gdv_68634296bd70foriginY = centerY - (centerY - gdv_68634296bd70foriginY) * scaleRatio;
gdv_68634296bd70fscale = newScale; gdv_68634296bd70fdrawImage(); // 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); }