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const gdv_69dec13867d4ccanvas = document.getElementById("gdv_69dec13867d4cimageCanvas"); const gdv_69dec13867d4cctx = gdv_69dec13867d4ccanvas.getContext("2d");
const gdv_69dec13867d4cthumbnailContainer = document.getElementById("gdv_69dec13867d4cthumbnailContainer"); const gdv_69dec13867d4cthumbnailContainerWrapper = document.getElementById("gdv_69dec13867d4cthumbnailContainerWrapper"); const gdv_69dec13867d4czoomInButton = document.getElementById("gdv_69dec13867d4czoomIn"); const gdv_69dec13867d4czoomOutButton = document.getElementById("gdv_69dec13867d4czoomOut"); const gdv_69dec13867d4cresetZoomButton = document.getElementById("gdv_69dec13867d4cresetZoom");
const gdv_69dec13867d4cbrightnessInput = document.getElementById("gdv_69dec13867d4cbrightness"); const gdv_69dec13867d4ccontrastInput = document.getElementById("gdv_69dec13867d4ccontrast"); const gdv_69dec13867d4cfullscreenButton = document.getElementById("gdv_69dec13867d4cfullscreen");
const gdv_69dec13867d4crotateRightButton = document.getElementById("gdv_69dec13867d4crotateRight"); const gdv_69dec13867d4crotateLeftButton = document.getElementById("gdv_69dec13867d4crotateLeft");
const gdv_69dec13867d4cprevSlideButton = document.getElementById("gdv_69dec13867d4cprevSlide"); const gdv_69dec13867d4cnextSlideButton = document.getElementById("gdv_69dec13867d4cnextSlide"); const gdv_69dec13867d4cslideNumberDisplay = document.getElementById("gdv_69dec13867d4cslideNumber"); const gdv_69dec13867d4cimageName = document.getElementById("gdv_69dec13867d4cimageName");
let gdv_69dec13867d4ccurrentSlideIndex = 0;
gdv_69dec13867d4cbrightnessInput.addEventListener("input", gdv_69dec13867d4cdrawImage); gdv_69dec13867d4ccontrastInput.addEventListener("input", gdv_69dec13867d4cdrawImage);
const gdv_69dec13867d4cimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1Amei08f1-iC8ymQZly5OugchAQN66Zuf&sz=w3000","name":"EPOL et LFS_Sur l'e\u0301tat des troupes et des munitions de l'Ouest.jpg"}];
let gdv_69dec13867d4cscale = 1; let gdv_69dec13867d4coriginX = 0; let gdv_69dec13867d4coriginY = 0; const gdv_69dec13867d4cminScale = 0.1; const gdv_69dec13867d4cmaxScale = 5; let gdv_69dec13867d4ccurrentImage = new Image();
let gdv_69dec13867d4crotationAngle = 0;
gdv_69dec13867d4crotateRightButton.addEventListener("click", function() { gdv_69dec13867d4crotationAngle = (gdv_69dec13867d4crotationAngle + 90) % 360; gdv_69dec13867d4cdrawImage(); });
gdv_69dec13867d4crotateLeftButton.addEventListener("click", function() { gdv_69dec13867d4crotationAngle = (gdv_69dec13867d4crotationAngle - 90 + 360) % 360; gdv_69dec13867d4cdrawImage(); });
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_69dec13867d4ccurrentImage.src = gdv_69dec13867d4cimageUrls[0]["url"]; gdv_69dec13867d4cimageName.innerHTML = filtrerChaine(gdv_69dec13867d4cimageUrls[0]["name"], "rien"); gdv_69dec13867d4ccurrentImage.onload = function() {
gdv_69dec13867d4cupdateSlideNumber(); gdv_69dec13867d4cresizeCanvas(); gdv_69dec13867d4cdrawImage(); document.getElementById("gdv_69dec13867d4ccontrols").style.display = "block"; };
function gdv_69dec13867d4cupdateSlideNumber() { gdv_69dec13867d4cslideNumberDisplay.textContent = `${gdv_69dec13867d4ccurrentSlideIndex + 1} / ${gdv_69dec13867d4cimageUrls.length}`; }
gdv_69dec13867d4cprevSlideButton.addEventListener("click", function() { if (gdv_69dec13867d4ccurrentSlideIndex > 0) { gdv_69dec13867d4ccurrentSlideIndex--; gdv_69dec13867d4cloadImage(gdv_69dec13867d4ccurrentSlideIndex); gdv_69dec13867d4cupdateSlideNumber(); } });
gdv_69dec13867d4cnextSlideButton.addEventListener("click", function() { if (gdv_69dec13867d4ccurrentSlideIndex < gdv_69dec13867d4cimageUrls.length - 1) { gdv_69dec13867d4ccurrentSlideIndex++; gdv_69dec13867d4cloadImage(gdv_69dec13867d4ccurrentSlideIndex); gdv_69dec13867d4cupdateSlideNumber(); } }); function gdv_69dec13867d4cresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69dec13867d4ccanvasContainer"); gdv_69dec13867d4ccanvas.width = container.clientWidth; gdv_69dec13867d4ccanvas.height = container.clientHeight - 30; gdv_69dec13867d4cfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69dec13867d4cdrawImage(); } window.addEventListener("load", gdv_69dec13867d4cresizeCanvas); window.addEventListener("resize", gdv_69dec13867d4cresizeCanvas); function gdv_69dec13867d4cfitImageToCanvas() { const canvasAspect = gdv_69dec13867d4ccanvas.width / gdv_69dec13867d4ccanvas.height; const imageAspect = gdv_69dec13867d4ccurrentImage.width / gdv_69dec13867d4ccurrentImage.height; if (imageAspect > canvasAspect) { gdv_69dec13867d4cscale = gdv_69dec13867d4ccanvas.width / gdv_69dec13867d4ccurrentImage.width; } else { gdv_69dec13867d4cscale = gdv_69dec13867d4ccanvas.height / gdv_69dec13867d4ccurrentImage.height; } gdv_69dec13867d4coriginX = gdv_69dec13867d4ccanvas.width / 2; gdv_69dec13867d4coriginY = gdv_69dec13867d4ccanvas.height / 2; }
function gdv_69dec13867d4cdrawImage() { gdv_69dec13867d4cctx.clearRect(0, 0, gdv_69dec13867d4ccanvas.width, gdv_69dec13867d4ccanvas.height); gdv_69dec13867d4cctx.save(); gdv_69dec13867d4cctx.translate(gdv_69dec13867d4coriginX, gdv_69dec13867d4coriginY); gdv_69dec13867d4cctx.rotate((Math.PI / 180) * gdv_69dec13867d4crotationAngle); gdv_69dec13867d4cctx.scale(gdv_69dec13867d4cscale, gdv_69dec13867d4cscale);
// Appliquer la luminosité et le contraste gdv_69dec13867d4cctx.filter = `brightness(${gdv_69dec13867d4cbrightnessInput.value}) contrast(${gdv_69dec13867d4ccontrastInput.value})`; gdv_69dec13867d4cctx.drawImage(gdv_69dec13867d4ccurrentImage, -gdv_69dec13867d4ccurrentImage.width/2, -gdv_69dec13867d4ccurrentImage.height/2); gdv_69dec13867d4cctx.restore(); }
// Ajouter les miniatures des images gdv_69dec13867d4cimageUrls.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_69dec13867d4cloadImage(index); gdv_69dec13867d4ccurrentSlideIndex = index; gdv_69dec13867d4cupdateSlideNumber(); }; slide.appendChild(img); gdv_69dec13867d4cthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69dec13867d4cloadImage(index) { gdv_69dec13867d4ccurrentImage.src = gdv_69dec13867d4cimageUrls[index]["url"]; gdv_69dec13867d4cimageName.innerHTML = filtrerChaine(gdv_69dec13867d4cimageUrls[index]["name"], "rien"); gdv_69dec13867d4ccurrentImage.onload = function() { gdv_69dec13867d4cscale = 1; gdv_69dec13867d4coriginX = 0; gdv_69dec13867d4coriginY = 0; gdv_69dec13867d4cfitImageToCanvas(); gdv_69dec13867d4cdrawImage(); };
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_69dec13867d4cswiper = new Swiper(".gdv_69dec13867d4cswiper-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_69dec13867d4cswiper.on("slideChange", function () { // gdv_69dec13867d4ccurrentSlideIndex = gdv_69dec13867d4cswiper.activeIndex; // gdv_69dec13867d4cupdateSlideNumber(); //});
// Plein écran gdv_69dec13867d4cfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69dec13867d4cgd-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_69dec13867d4ccanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69dec13867d4cscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69dec13867d4cminScale, Math.min(gdv_69dec13867d4cmaxScale, newScale)); const scaleRatio = newScale / gdv_69dec13867d4cscale; gdv_69dec13867d4coriginX = mouseX - (mouseX - gdv_69dec13867d4coriginX) * scaleRatio; gdv_69dec13867d4coriginY = mouseY - (mouseY - gdv_69dec13867d4coriginY) * scaleRatio; gdv_69dec13867d4cscale = newScale; gdv_69dec13867d4cdrawImage(); }); // Gestion du déplacement (pan) let gdv_69dec13867d4cisDragging = false; let gdv_69dec13867d4cstartX, gdv_69dec13867d4cstartY; gdv_69dec13867d4ccanvas.addEventListener("mousedown", function(event) { gdv_69dec13867d4cisDragging = true; gdv_69dec13867d4cstartX = event.offsetX - gdv_69dec13867d4coriginX; gdv_69dec13867d4cstartY = event.offsetY - gdv_69dec13867d4coriginY; gdv_69dec13867d4ccanvas.style.cursor = "grabbing"; }); gdv_69dec13867d4ccanvas.addEventListener("mousemove", function(event) { if (gdv_69dec13867d4cisDragging) { gdv_69dec13867d4coriginX = event.offsetX - gdv_69dec13867d4cstartX; gdv_69dec13867d4coriginY = event.offsetY - gdv_69dec13867d4cstartY; gdv_69dec13867d4cdrawImage(); } }); // Gestion des événements tactiles gdv_69dec13867d4ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69dec13867d4cisDragging = true; const touch = event.touches[0]; gdv_69dec13867d4cstartX = touch.pageX - gdv_69dec13867d4coriginX; gdv_69dec13867d4cstartY = touch.pageY - gdv_69dec13867d4coriginY; } }); gdv_69dec13867d4ccanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69dec13867d4coriginX = touch.pageX - gdv_69dec13867d4cstartX; gdv_69dec13867d4coriginY = touch.pageY - gdv_69dec13867d4cstartY; gdv_69dec13867d4cdrawImage(); }); gdv_69dec13867d4ccanvas.addEventListener("touchend", function() { gdv_69dec13867d4cisDragging = false; }); gdv_69dec13867d4ccanvas.addEventListener("mouseup", function() { gdv_69dec13867d4cisDragging = false; gdv_69dec13867d4ccanvas.style.cursor = "grab"; }); gdv_69dec13867d4ccanvas.addEventListener("mouseleave", function() { gdv_69dec13867d4cisDragging = false; gdv_69dec13867d4ccanvas.style.cursor = "grab"; }); gdv_69dec13867d4czoomInButton.addEventListener("click", function() { let newScale = gdv_69dec13867d4cscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69dec13867d4cscale = Math.max(gdv_69dec13867d4cminScale, Math.min(gdv_69dec13867d4cmaxScale, newScale)); gdv_69dec13867d4cdrawImage(); }); gdv_69dec13867d4czoomOutButton.addEventListener("click", function() { let newScale = gdv_69dec13867d4cscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69dec13867d4cscale = Math.max(gdv_69dec13867d4cminScale, Math.min(gdv_69dec13867d4cmaxScale, newScale)); gdv_69dec13867d4cdrawImage(); }); gdv_69dec13867d4cresetZoomButton.addEventListener("click", function() { gdv_69dec13867d4crotationAngle = 0; gdv_69dec13867d4cfitImageToCanvas(); gdv_69dec13867d4cdrawImage(); }); function gdv_69dec13867d4cgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69dec13867d4cdownloadImage").addEventListener("click", function() { let url = gdv_69dec13867d4ccurrentImage.src; const imageId = gdv_69dec13867d4cgetImageIdFromUrl(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_69dec13867d4cprintImageFromApi(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_69dec13867d4cprintButton = document.getElementById("gdv_69dec13867d4cprintCanvas");
gdv_69dec13867d4cprintButton.addEventListener("click", function() { let url = gdv_69dec13867d4ccurrentImage.src; const imageId = gdv_69dec13867d4cgetImageIdFromUrl(url); gdv_69dec13867d4cprintImageFromApi(imageId); });
let gdv_69dec13867d4cinitialDistance = 0; let gdv_69dec13867d4cinitialScale = 1;
gdv_69dec13867d4ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69dec13867d4cinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69dec13867d4cinitialScale = gdv_69dec13867d4cscale; } });
gdv_69dec13867d4ccanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69dec13867d4cinitialDistance; let newScale = gdv_69dec13867d4cinitialScale * scaleChange;
newScale = Math.max(gdv_69dec13867d4cminScale, Math.min(gdv_69dec13867d4cmaxScale, 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_69dec13867d4cscale; gdv_69dec13867d4coriginX = centerX - (centerX - gdv_69dec13867d4coriginX) * scaleRatio; gdv_69dec13867d4coriginY = centerY - (centerY - gdv_69dec13867d4coriginY) * scaleRatio;
gdv_69dec13867d4cscale = newScale; gdv_69dec13867d4cdrawImage(); // 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); }