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const gdv_69b943b47badecanvas = document.getElementById("gdv_69b943b47badeimageCanvas"); const gdv_69b943b47badectx = gdv_69b943b47badecanvas.getContext("2d");
const gdv_69b943b47badethumbnailContainer = document.getElementById("gdv_69b943b47badethumbnailContainer"); const gdv_69b943b47badethumbnailContainerWrapper = document.getElementById("gdv_69b943b47badethumbnailContainerWrapper"); const gdv_69b943b47badezoomInButton = document.getElementById("gdv_69b943b47badezoomIn"); const gdv_69b943b47badezoomOutButton = document.getElementById("gdv_69b943b47badezoomOut"); const gdv_69b943b47baderesetZoomButton = document.getElementById("gdv_69b943b47baderesetZoom");
const gdv_69b943b47badebrightnessInput = document.getElementById("gdv_69b943b47badebrightness"); const gdv_69b943b47badecontrastInput = document.getElementById("gdv_69b943b47badecontrast"); const gdv_69b943b47badefullscreenButton = document.getElementById("gdv_69b943b47badefullscreen");
const gdv_69b943b47baderotateRightButton = document.getElementById("gdv_69b943b47baderotateRight"); const gdv_69b943b47baderotateLeftButton = document.getElementById("gdv_69b943b47baderotateLeft");
const gdv_69b943b47badeprevSlideButton = document.getElementById("gdv_69b943b47badeprevSlide"); const gdv_69b943b47badenextSlideButton = document.getElementById("gdv_69b943b47badenextSlide"); const gdv_69b943b47badeslideNumberDisplay = document.getElementById("gdv_69b943b47badeslideNumber"); const gdv_69b943b47badeimageName = document.getElementById("gdv_69b943b47badeimageName");
let gdv_69b943b47badecurrentSlideIndex = 0;
gdv_69b943b47badebrightnessInput.addEventListener("input", gdv_69b943b47badedrawImage); gdv_69b943b47badecontrastInput.addEventListener("input", gdv_69b943b47badedrawImage);
const gdv_69b943b47badeimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1NWF2nEMzHnoJogou8W3YRvpGTK89PVBx&sz=w3000","name":"Note a\u0300 l'ordonnateur civil concernant le salaire d'une domestique de la commission civile, 15 janvier 1794.jpg"}];
let gdv_69b943b47badescale = 1; let gdv_69b943b47badeoriginX = 0; let gdv_69b943b47badeoriginY = 0; const gdv_69b943b47bademinScale = 0.1; const gdv_69b943b47bademaxScale = 5; let gdv_69b943b47badecurrentImage = new Image();
let gdv_69b943b47baderotationAngle = 0;
gdv_69b943b47baderotateRightButton.addEventListener("click", function() { gdv_69b943b47baderotationAngle = (gdv_69b943b47baderotationAngle + 90) % 360; gdv_69b943b47badedrawImage(); });
gdv_69b943b47baderotateLeftButton.addEventListener("click", function() { gdv_69b943b47baderotationAngle = (gdv_69b943b47baderotationAngle - 90 + 360) % 360; gdv_69b943b47badedrawImage(); });
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_69b943b47badecurrentImage.src = gdv_69b943b47badeimageUrls[0]["url"]; gdv_69b943b47badeimageName.innerHTML = filtrerChaine(gdv_69b943b47badeimageUrls[0]["name"], "rien"); gdv_69b943b47badecurrentImage.onload = function() {
gdv_69b943b47badeupdateSlideNumber(); gdv_69b943b47baderesizeCanvas(); gdv_69b943b47badedrawImage(); document.getElementById("gdv_69b943b47badecontrols").style.display = "block"; };
function gdv_69b943b47badeupdateSlideNumber() { gdv_69b943b47badeslideNumberDisplay.textContent = `${gdv_69b943b47badecurrentSlideIndex + 1} / ${gdv_69b943b47badeimageUrls.length}`; }
gdv_69b943b47badeprevSlideButton.addEventListener("click", function() { if (gdv_69b943b47badecurrentSlideIndex > 0) { gdv_69b943b47badecurrentSlideIndex--; gdv_69b943b47badeloadImage(gdv_69b943b47badecurrentSlideIndex); gdv_69b943b47badeupdateSlideNumber(); } });
gdv_69b943b47badenextSlideButton.addEventListener("click", function() { if (gdv_69b943b47badecurrentSlideIndex < gdv_69b943b47badeimageUrls.length - 1) { gdv_69b943b47badecurrentSlideIndex++; gdv_69b943b47badeloadImage(gdv_69b943b47badecurrentSlideIndex); gdv_69b943b47badeupdateSlideNumber(); } }); function gdv_69b943b47baderesizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69b943b47badecanvasContainer"); gdv_69b943b47badecanvas.width = container.clientWidth; gdv_69b943b47badecanvas.height = container.clientHeight - 30; gdv_69b943b47badefitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69b943b47badedrawImage(); } window.addEventListener("load", gdv_69b943b47baderesizeCanvas); window.addEventListener("resize", gdv_69b943b47baderesizeCanvas); function gdv_69b943b47badefitImageToCanvas() { const canvasAspect = gdv_69b943b47badecanvas.width / gdv_69b943b47badecanvas.height; const imageAspect = gdv_69b943b47badecurrentImage.width / gdv_69b943b47badecurrentImage.height; if (imageAspect > canvasAspect) { gdv_69b943b47badescale = gdv_69b943b47badecanvas.width / gdv_69b943b47badecurrentImage.width; } else { gdv_69b943b47badescale = gdv_69b943b47badecanvas.height / gdv_69b943b47badecurrentImage.height; } gdv_69b943b47badeoriginX = gdv_69b943b47badecanvas.width / 2; gdv_69b943b47badeoriginY = gdv_69b943b47badecanvas.height / 2; }
function gdv_69b943b47badedrawImage() { gdv_69b943b47badectx.clearRect(0, 0, gdv_69b943b47badecanvas.width, gdv_69b943b47badecanvas.height); gdv_69b943b47badectx.save(); gdv_69b943b47badectx.translate(gdv_69b943b47badeoriginX, gdv_69b943b47badeoriginY); gdv_69b943b47badectx.rotate((Math.PI / 180) * gdv_69b943b47baderotationAngle); gdv_69b943b47badectx.scale(gdv_69b943b47badescale, gdv_69b943b47badescale);
// Appliquer la luminosité et le contraste gdv_69b943b47badectx.filter = `brightness(${gdv_69b943b47badebrightnessInput.value}) contrast(${gdv_69b943b47badecontrastInput.value})`; gdv_69b943b47badectx.drawImage(gdv_69b943b47badecurrentImage, -gdv_69b943b47badecurrentImage.width/2, -gdv_69b943b47badecurrentImage.height/2); gdv_69b943b47badectx.restore(); }
// Ajouter les miniatures des images gdv_69b943b47badeimageUrls.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_69b943b47badeloadImage(index); gdv_69b943b47badecurrentSlideIndex = index; gdv_69b943b47badeupdateSlideNumber(); }; slide.appendChild(img); gdv_69b943b47badethumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69b943b47badeloadImage(index) { gdv_69b943b47badecurrentImage.src = gdv_69b943b47badeimageUrls[index]["url"]; gdv_69b943b47badeimageName.innerHTML = filtrerChaine(gdv_69b943b47badeimageUrls[index]["name"], "rien"); gdv_69b943b47badecurrentImage.onload = function() { gdv_69b943b47badescale = 1; gdv_69b943b47badeoriginX = 0; gdv_69b943b47badeoriginY = 0; gdv_69b943b47badefitImageToCanvas(); gdv_69b943b47badedrawImage(); };
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_69b943b47badeswiper = new Swiper(".gdv_69b943b47badeswiper-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_69b943b47badeswiper.on("slideChange", function () { // gdv_69b943b47badecurrentSlideIndex = gdv_69b943b47badeswiper.activeIndex; // gdv_69b943b47badeupdateSlideNumber(); //});
// Plein écran gdv_69b943b47badefullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69b943b47badegd-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_69b943b47badecanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69b943b47badescale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69b943b47bademinScale, Math.min(gdv_69b943b47bademaxScale, newScale)); const scaleRatio = newScale / gdv_69b943b47badescale; gdv_69b943b47badeoriginX = mouseX - (mouseX - gdv_69b943b47badeoriginX) * scaleRatio; gdv_69b943b47badeoriginY = mouseY - (mouseY - gdv_69b943b47badeoriginY) * scaleRatio; gdv_69b943b47badescale = newScale; gdv_69b943b47badedrawImage(); }); // Gestion du déplacement (pan) let gdv_69b943b47badeisDragging = false; let gdv_69b943b47badestartX, gdv_69b943b47badestartY; gdv_69b943b47badecanvas.addEventListener("mousedown", function(event) { gdv_69b943b47badeisDragging = true; gdv_69b943b47badestartX = event.offsetX - gdv_69b943b47badeoriginX; gdv_69b943b47badestartY = event.offsetY - gdv_69b943b47badeoriginY; gdv_69b943b47badecanvas.style.cursor = "grabbing"; }); gdv_69b943b47badecanvas.addEventListener("mousemove", function(event) { if (gdv_69b943b47badeisDragging) { gdv_69b943b47badeoriginX = event.offsetX - gdv_69b943b47badestartX; gdv_69b943b47badeoriginY = event.offsetY - gdv_69b943b47badestartY; gdv_69b943b47badedrawImage(); } }); // Gestion des événements tactiles gdv_69b943b47badecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69b943b47badeisDragging = true; const touch = event.touches[0]; gdv_69b943b47badestartX = touch.pageX - gdv_69b943b47badeoriginX; gdv_69b943b47badestartY = touch.pageY - gdv_69b943b47badeoriginY; } }); gdv_69b943b47badecanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69b943b47badeoriginX = touch.pageX - gdv_69b943b47badestartX; gdv_69b943b47badeoriginY = touch.pageY - gdv_69b943b47badestartY; gdv_69b943b47badedrawImage(); }); gdv_69b943b47badecanvas.addEventListener("touchend", function() { gdv_69b943b47badeisDragging = false; }); gdv_69b943b47badecanvas.addEventListener("mouseup", function() { gdv_69b943b47badeisDragging = false; gdv_69b943b47badecanvas.style.cursor = "grab"; }); gdv_69b943b47badecanvas.addEventListener("mouseleave", function() { gdv_69b943b47badeisDragging = false; gdv_69b943b47badecanvas.style.cursor = "grab"; }); gdv_69b943b47badezoomInButton.addEventListener("click", function() { let newScale = gdv_69b943b47badescale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69b943b47badescale = Math.max(gdv_69b943b47bademinScale, Math.min(gdv_69b943b47bademaxScale, newScale)); gdv_69b943b47badedrawImage(); }); gdv_69b943b47badezoomOutButton.addEventListener("click", function() { let newScale = gdv_69b943b47badescale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69b943b47badescale = Math.max(gdv_69b943b47bademinScale, Math.min(gdv_69b943b47bademaxScale, newScale)); gdv_69b943b47badedrawImage(); }); gdv_69b943b47baderesetZoomButton.addEventListener("click", function() { gdv_69b943b47baderotationAngle = 0; gdv_69b943b47badefitImageToCanvas(); gdv_69b943b47badedrawImage(); }); function gdv_69b943b47badegetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69b943b47badedownloadImage").addEventListener("click", function() { let url = gdv_69b943b47badecurrentImage.src; const imageId = gdv_69b943b47badegetImageIdFromUrl(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_69b943b47badeprintImageFromApi(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_69b943b47badeprintButton = document.getElementById("gdv_69b943b47badeprintCanvas");
gdv_69b943b47badeprintButton.addEventListener("click", function() { let url = gdv_69b943b47badecurrentImage.src; const imageId = gdv_69b943b47badegetImageIdFromUrl(url); gdv_69b943b47badeprintImageFromApi(imageId); });
let gdv_69b943b47badeinitialDistance = 0; let gdv_69b943b47badeinitialScale = 1;
gdv_69b943b47badecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69b943b47badeinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69b943b47badeinitialScale = gdv_69b943b47badescale; } });
gdv_69b943b47badecanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69b943b47badeinitialDistance; let newScale = gdv_69b943b47badeinitialScale * scaleChange;
newScale = Math.max(gdv_69b943b47bademinScale, Math.min(gdv_69b943b47bademaxScale, 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_69b943b47badescale; gdv_69b943b47badeoriginX = centerX - (centerX - gdv_69b943b47badeoriginX) * scaleRatio; gdv_69b943b47badeoriginY = centerY - (centerY - gdv_69b943b47badeoriginY) * scaleRatio;
gdv_69b943b47badescale = newScale; gdv_69b943b47badedrawImage(); // 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); }