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const gdv_687132062fbbecanvas = document.getElementById("gdv_687132062fbbeimageCanvas"); const gdv_687132062fbbectx = gdv_687132062fbbecanvas.getContext("2d");
const gdv_687132062fbbethumbnailContainer = document.getElementById("gdv_687132062fbbethumbnailContainer"); const gdv_687132062fbbethumbnailContainerWrapper = document.getElementById("gdv_687132062fbbethumbnailContainerWrapper"); const gdv_687132062fbbezoomInButton = document.getElementById("gdv_687132062fbbezoomIn"); const gdv_687132062fbbezoomOutButton = document.getElementById("gdv_687132062fbbezoomOut"); const gdv_687132062fbberesetZoomButton = document.getElementById("gdv_687132062fbberesetZoom");
const gdv_687132062fbbebrightnessInput = document.getElementById("gdv_687132062fbbebrightness"); const gdv_687132062fbbecontrastInput = document.getElementById("gdv_687132062fbbecontrast"); const gdv_687132062fbbefullscreenButton = document.getElementById("gdv_687132062fbbefullscreen");
const gdv_687132062fbberotateRightButton = document.getElementById("gdv_687132062fbberotateRight"); const gdv_687132062fbberotateLeftButton = document.getElementById("gdv_687132062fbberotateLeft");
const gdv_687132062fbbeprevSlideButton = document.getElementById("gdv_687132062fbbeprevSlide"); const gdv_687132062fbbenextSlideButton = document.getElementById("gdv_687132062fbbenextSlide"); const gdv_687132062fbbeslideNumberDisplay = document.getElementById("gdv_687132062fbbeslideNumber"); const gdv_687132062fbbeimageName = document.getElementById("gdv_687132062fbbeimageName");
let gdv_687132062fbbecurrentSlideIndex = 0;
gdv_687132062fbbebrightnessInput.addEventListener("input", gdv_687132062fbbedrawImage); gdv_687132062fbbecontrastInput.addEventListener("input", gdv_687132062fbbedrawImage);
const gdv_687132062fbbeimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1TOwUwiwkLtxJq2OH2VMrA8DXyxTKJCUu&sz=w3000","name":"1 ComCivils_discipline des esclaves, application des e\u0301dits de 1685, 1724 et de l'ordonnance du 3 de\u0301c 1784.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1IGYEepWc66ZiiOK8cy7jlAQLleRZF7Yt&sz=w3000","name":"2 ComCivils_discipline des esclaves, application des e\u0301dits de 1685, 1724 et de l'ordonnance du 3 de\u0301c 1784.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1kXHvjSEOG3txyOZUn9Mfw3G3mWgd4t29&sz=w3000","name":"3 ComCivils_discipline des esclaves, application des e\u0301dits de 1685, 1724 et de l'ordonnance du 3 de\u0301c 1784.jpg"}];
let gdv_687132062fbbescale = 1; let gdv_687132062fbbeoriginX = 0; let gdv_687132062fbbeoriginY = 0; const gdv_687132062fbbeminScale = 0.1; const gdv_687132062fbbemaxScale = 5; let gdv_687132062fbbecurrentImage = new Image();
let gdv_687132062fbberotationAngle = 0;
gdv_687132062fbberotateRightButton.addEventListener("click", function() { gdv_687132062fbberotationAngle = (gdv_687132062fbberotationAngle + 90) % 360; gdv_687132062fbbedrawImage(); });
gdv_687132062fbberotateLeftButton.addEventListener("click", function() { gdv_687132062fbberotationAngle = (gdv_687132062fbberotationAngle - 90 + 360) % 360; gdv_687132062fbbedrawImage(); });
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_687132062fbbecurrentImage.src = gdv_687132062fbbeimageUrls[0]["url"]; gdv_687132062fbbeimageName.innerHTML = filtrerChaine(gdv_687132062fbbeimageUrls[0]["name"], "rien"); gdv_687132062fbbecurrentImage.onload = function() {
gdv_687132062fbbeupdateSlideNumber(); gdv_687132062fbberesizeCanvas(); gdv_687132062fbbedrawImage(); document.getElementById("gdv_687132062fbbecontrols").style.display = "block"; };
function gdv_687132062fbbeupdateSlideNumber() { gdv_687132062fbbeslideNumberDisplay.textContent = `${gdv_687132062fbbecurrentSlideIndex + 1} / ${gdv_687132062fbbeimageUrls.length}`; }
gdv_687132062fbbeprevSlideButton.addEventListener("click", function() { if (gdv_687132062fbbecurrentSlideIndex > 0) { gdv_687132062fbbecurrentSlideIndex--; gdv_687132062fbbeloadImage(gdv_687132062fbbecurrentSlideIndex); gdv_687132062fbbeupdateSlideNumber(); } });
gdv_687132062fbbenextSlideButton.addEventListener("click", function() { if (gdv_687132062fbbecurrentSlideIndex < gdv_687132062fbbeimageUrls.length - 1) { gdv_687132062fbbecurrentSlideIndex++; gdv_687132062fbbeloadImage(gdv_687132062fbbecurrentSlideIndex); gdv_687132062fbbeupdateSlideNumber(); } }); function gdv_687132062fbberesizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_687132062fbbecanvasContainer"); gdv_687132062fbbecanvas.width = container.clientWidth; gdv_687132062fbbecanvas.height = container.clientHeight - 30; gdv_687132062fbbefitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_687132062fbbedrawImage(); } window.addEventListener("load", gdv_687132062fbberesizeCanvas); window.addEventListener("resize", gdv_687132062fbberesizeCanvas); function gdv_687132062fbbefitImageToCanvas() { const canvasAspect = gdv_687132062fbbecanvas.width / gdv_687132062fbbecanvas.height; const imageAspect = gdv_687132062fbbecurrentImage.width / gdv_687132062fbbecurrentImage.height; if (imageAspect > canvasAspect) { gdv_687132062fbbescale = gdv_687132062fbbecanvas.width / gdv_687132062fbbecurrentImage.width; } else { gdv_687132062fbbescale = gdv_687132062fbbecanvas.height / gdv_687132062fbbecurrentImage.height; } gdv_687132062fbbeoriginX = gdv_687132062fbbecanvas.width / 2; gdv_687132062fbbeoriginY = gdv_687132062fbbecanvas.height / 2; }
function gdv_687132062fbbedrawImage() { gdv_687132062fbbectx.clearRect(0, 0, gdv_687132062fbbecanvas.width, gdv_687132062fbbecanvas.height); gdv_687132062fbbectx.save(); gdv_687132062fbbectx.translate(gdv_687132062fbbeoriginX, gdv_687132062fbbeoriginY); gdv_687132062fbbectx.rotate((Math.PI / 180) * gdv_687132062fbberotationAngle); gdv_687132062fbbectx.scale(gdv_687132062fbbescale, gdv_687132062fbbescale);
// Appliquer la luminosité et le contraste gdv_687132062fbbectx.filter = `brightness(${gdv_687132062fbbebrightnessInput.value}) contrast(${gdv_687132062fbbecontrastInput.value})`; gdv_687132062fbbectx.drawImage(gdv_687132062fbbecurrentImage, -gdv_687132062fbbecurrentImage.width/2, -gdv_687132062fbbecurrentImage.height/2); gdv_687132062fbbectx.restore(); }
// Ajouter les miniatures des images gdv_687132062fbbeimageUrls.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_687132062fbbeloadImage(index); gdv_687132062fbbecurrentSlideIndex = index; gdv_687132062fbbeupdateSlideNumber(); }; slide.appendChild(img); gdv_687132062fbbethumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_687132062fbbeloadImage(index) { gdv_687132062fbbecurrentImage.src = gdv_687132062fbbeimageUrls[index]["url"]; gdv_687132062fbbeimageName.innerHTML = filtrerChaine(gdv_687132062fbbeimageUrls[index]["name"], "rien"); gdv_687132062fbbecurrentImage.onload = function() { gdv_687132062fbbescale = 1; gdv_687132062fbbeoriginX = 0; gdv_687132062fbbeoriginY = 0; gdv_687132062fbbefitImageToCanvas(); gdv_687132062fbbedrawImage(); };
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_687132062fbbeswiper = new Swiper(".gdv_687132062fbbeswiper-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_687132062fbbeswiper.on("slideChange", function () { // gdv_687132062fbbecurrentSlideIndex = gdv_687132062fbbeswiper.activeIndex; // gdv_687132062fbbeupdateSlideNumber(); //});
// Plein écran gdv_687132062fbbefullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_687132062fbbegd-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_687132062fbbecanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_687132062fbbescale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_687132062fbbeminScale, Math.min(gdv_687132062fbbemaxScale, newScale)); const scaleRatio = newScale / gdv_687132062fbbescale; gdv_687132062fbbeoriginX = mouseX - (mouseX - gdv_687132062fbbeoriginX) * scaleRatio; gdv_687132062fbbeoriginY = mouseY - (mouseY - gdv_687132062fbbeoriginY) * scaleRatio; gdv_687132062fbbescale = newScale; gdv_687132062fbbedrawImage(); }); // Gestion du déplacement (pan) let gdv_687132062fbbeisDragging = false; let gdv_687132062fbbestartX, gdv_687132062fbbestartY; gdv_687132062fbbecanvas.addEventListener("mousedown", function(event) { gdv_687132062fbbeisDragging = true; gdv_687132062fbbestartX = event.offsetX - gdv_687132062fbbeoriginX; gdv_687132062fbbestartY = event.offsetY - gdv_687132062fbbeoriginY; gdv_687132062fbbecanvas.style.cursor = "grabbing"; }); gdv_687132062fbbecanvas.addEventListener("mousemove", function(event) { if (gdv_687132062fbbeisDragging) { gdv_687132062fbbeoriginX = event.offsetX - gdv_687132062fbbestartX; gdv_687132062fbbeoriginY = event.offsetY - gdv_687132062fbbestartY; gdv_687132062fbbedrawImage(); } }); // Gestion des événements tactiles gdv_687132062fbbecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_687132062fbbeisDragging = true; const touch = event.touches[0]; gdv_687132062fbbestartX = touch.pageX - gdv_687132062fbbeoriginX; gdv_687132062fbbestartY = touch.pageY - gdv_687132062fbbeoriginY; } }); gdv_687132062fbbecanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_687132062fbbeoriginX = touch.pageX - gdv_687132062fbbestartX; gdv_687132062fbbeoriginY = touch.pageY - gdv_687132062fbbestartY; gdv_687132062fbbedrawImage(); }); gdv_687132062fbbecanvas.addEventListener("touchend", function() { gdv_687132062fbbeisDragging = false; }); gdv_687132062fbbecanvas.addEventListener("mouseup", function() { gdv_687132062fbbeisDragging = false; gdv_687132062fbbecanvas.style.cursor = "grab"; }); gdv_687132062fbbecanvas.addEventListener("mouseleave", function() { gdv_687132062fbbeisDragging = false; gdv_687132062fbbecanvas.style.cursor = "grab"; }); gdv_687132062fbbezoomInButton.addEventListener("click", function() { let newScale = gdv_687132062fbbescale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_687132062fbbescale = Math.max(gdv_687132062fbbeminScale, Math.min(gdv_687132062fbbemaxScale, newScale)); gdv_687132062fbbedrawImage(); }); gdv_687132062fbbezoomOutButton.addEventListener("click", function() { let newScale = gdv_687132062fbbescale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_687132062fbbescale = Math.max(gdv_687132062fbbeminScale, Math.min(gdv_687132062fbbemaxScale, newScale)); gdv_687132062fbbedrawImage(); }); gdv_687132062fbberesetZoomButton.addEventListener("click", function() { gdv_687132062fbberotationAngle = 0; gdv_687132062fbbefitImageToCanvas(); gdv_687132062fbbedrawImage(); }); function gdv_687132062fbbegetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_687132062fbbedownloadImage").addEventListener("click", function() { let url = gdv_687132062fbbecurrentImage.src; const imageId = gdv_687132062fbbegetImageIdFromUrl(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_687132062fbbeprintImageFromApi(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_687132062fbbeprintButton = document.getElementById("gdv_687132062fbbeprintCanvas");
gdv_687132062fbbeprintButton.addEventListener("click", function() { let url = gdv_687132062fbbecurrentImage.src; const imageId = gdv_687132062fbbegetImageIdFromUrl(url); gdv_687132062fbbeprintImageFromApi(imageId); });
let gdv_687132062fbbeinitialDistance = 0; let gdv_687132062fbbeinitialScale = 1;
gdv_687132062fbbecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_687132062fbbeinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_687132062fbbeinitialScale = gdv_687132062fbbescale; } });
gdv_687132062fbbecanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_687132062fbbeinitialDistance; let newScale = gdv_687132062fbbeinitialScale * scaleChange;
newScale = Math.max(gdv_687132062fbbeminScale, Math.min(gdv_687132062fbbemaxScale, 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_687132062fbbescale; gdv_687132062fbbeoriginX = centerX - (centerX - gdv_687132062fbbeoriginX) * scaleRatio; gdv_687132062fbbeoriginY = centerY - (centerY - gdv_687132062fbbeoriginY) * scaleRatio;
gdv_687132062fbbescale = newScale; gdv_687132062fbbedrawImage(); // 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); }