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const gdv_6870d885c81adcanvas = document.getElementById("gdv_6870d885c81adimageCanvas"); const gdv_6870d885c81adctx = gdv_6870d885c81adcanvas.getContext("2d");
const gdv_6870d885c81adthumbnailContainer = document.getElementById("gdv_6870d885c81adthumbnailContainer"); const gdv_6870d885c81adthumbnailContainerWrapper = document.getElementById("gdv_6870d885c81adthumbnailContainerWrapper"); const gdv_6870d885c81adzoomInButton = document.getElementById("gdv_6870d885c81adzoomIn"); const gdv_6870d885c81adzoomOutButton = document.getElementById("gdv_6870d885c81adzoomOut"); const gdv_6870d885c81adresetZoomButton = document.getElementById("gdv_6870d885c81adresetZoom");
const gdv_6870d885c81adbrightnessInput = document.getElementById("gdv_6870d885c81adbrightness"); const gdv_6870d885c81adcontrastInput = document.getElementById("gdv_6870d885c81adcontrast"); const gdv_6870d885c81adfullscreenButton = document.getElementById("gdv_6870d885c81adfullscreen");
const gdv_6870d885c81adrotateRightButton = document.getElementById("gdv_6870d885c81adrotateRight"); const gdv_6870d885c81adrotateLeftButton = document.getElementById("gdv_6870d885c81adrotateLeft");
const gdv_6870d885c81adprevSlideButton = document.getElementById("gdv_6870d885c81adprevSlide"); const gdv_6870d885c81adnextSlideButton = document.getElementById("gdv_6870d885c81adnextSlide"); const gdv_6870d885c81adslideNumberDisplay = document.getElementById("gdv_6870d885c81adslideNumber"); const gdv_6870d885c81adimageName = document.getElementById("gdv_6870d885c81adimageName");
let gdv_6870d885c81adcurrentSlideIndex = 0;
gdv_6870d885c81adbrightnessInput.addEventListener("input", gdv_6870d885c81addrawImage); gdv_6870d885c81adcontrastInput.addEventListener("input", gdv_6870d885c81addrawImage);
const gdv_6870d885c81adimageUrls = [{"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_6870d885c81adscale = 1; let gdv_6870d885c81adoriginX = 0; let gdv_6870d885c81adoriginY = 0; const gdv_6870d885c81adminScale = 0.1; const gdv_6870d885c81admaxScale = 5; let gdv_6870d885c81adcurrentImage = new Image();
let gdv_6870d885c81adrotationAngle = 0;
gdv_6870d885c81adrotateRightButton.addEventListener("click", function() { gdv_6870d885c81adrotationAngle = (gdv_6870d885c81adrotationAngle + 90) % 360; gdv_6870d885c81addrawImage(); });
gdv_6870d885c81adrotateLeftButton.addEventListener("click", function() { gdv_6870d885c81adrotationAngle = (gdv_6870d885c81adrotationAngle - 90 + 360) % 360; gdv_6870d885c81addrawImage(); });
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_6870d885c81adcurrentImage.src = gdv_6870d885c81adimageUrls[0]["url"]; gdv_6870d885c81adimageName.innerHTML = filtrerChaine(gdv_6870d885c81adimageUrls[0]["name"], "rien"); gdv_6870d885c81adcurrentImage.onload = function() {
gdv_6870d885c81adupdateSlideNumber(); gdv_6870d885c81adresizeCanvas(); gdv_6870d885c81addrawImage(); document.getElementById("gdv_6870d885c81adcontrols").style.display = "block"; };
function gdv_6870d885c81adupdateSlideNumber() { gdv_6870d885c81adslideNumberDisplay.textContent = `${gdv_6870d885c81adcurrentSlideIndex + 1} / ${gdv_6870d885c81adimageUrls.length}`; }
gdv_6870d885c81adprevSlideButton.addEventListener("click", function() { if (gdv_6870d885c81adcurrentSlideIndex > 0) { gdv_6870d885c81adcurrentSlideIndex--; gdv_6870d885c81adloadImage(gdv_6870d885c81adcurrentSlideIndex); gdv_6870d885c81adupdateSlideNumber(); } });
gdv_6870d885c81adnextSlideButton.addEventListener("click", function() { if (gdv_6870d885c81adcurrentSlideIndex < gdv_6870d885c81adimageUrls.length - 1) { gdv_6870d885c81adcurrentSlideIndex++; gdv_6870d885c81adloadImage(gdv_6870d885c81adcurrentSlideIndex); gdv_6870d885c81adupdateSlideNumber(); } }); function gdv_6870d885c81adresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6870d885c81adcanvasContainer"); gdv_6870d885c81adcanvas.width = container.clientWidth; gdv_6870d885c81adcanvas.height = container.clientHeight - 30; gdv_6870d885c81adfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6870d885c81addrawImage(); } window.addEventListener("load", gdv_6870d885c81adresizeCanvas); window.addEventListener("resize", gdv_6870d885c81adresizeCanvas); function gdv_6870d885c81adfitImageToCanvas() { const canvasAspect = gdv_6870d885c81adcanvas.width / gdv_6870d885c81adcanvas.height; const imageAspect = gdv_6870d885c81adcurrentImage.width / gdv_6870d885c81adcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6870d885c81adscale = gdv_6870d885c81adcanvas.width / gdv_6870d885c81adcurrentImage.width; } else { gdv_6870d885c81adscale = gdv_6870d885c81adcanvas.height / gdv_6870d885c81adcurrentImage.height; } gdv_6870d885c81adoriginX = gdv_6870d885c81adcanvas.width / 2; gdv_6870d885c81adoriginY = gdv_6870d885c81adcanvas.height / 2; }
function gdv_6870d885c81addrawImage() { gdv_6870d885c81adctx.clearRect(0, 0, gdv_6870d885c81adcanvas.width, gdv_6870d885c81adcanvas.height); gdv_6870d885c81adctx.save(); gdv_6870d885c81adctx.translate(gdv_6870d885c81adoriginX, gdv_6870d885c81adoriginY); gdv_6870d885c81adctx.rotate((Math.PI / 180) * gdv_6870d885c81adrotationAngle); gdv_6870d885c81adctx.scale(gdv_6870d885c81adscale, gdv_6870d885c81adscale);
// Appliquer la luminosité et le contraste gdv_6870d885c81adctx.filter = `brightness(${gdv_6870d885c81adbrightnessInput.value}) contrast(${gdv_6870d885c81adcontrastInput.value})`; gdv_6870d885c81adctx.drawImage(gdv_6870d885c81adcurrentImage, -gdv_6870d885c81adcurrentImage.width/2, -gdv_6870d885c81adcurrentImage.height/2); gdv_6870d885c81adctx.restore(); }
// Ajouter les miniatures des images gdv_6870d885c81adimageUrls.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_6870d885c81adloadImage(index); gdv_6870d885c81adcurrentSlideIndex = index; gdv_6870d885c81adupdateSlideNumber(); }; slide.appendChild(img); gdv_6870d885c81adthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6870d885c81adloadImage(index) { gdv_6870d885c81adcurrentImage.src = gdv_6870d885c81adimageUrls[index]["url"]; gdv_6870d885c81adimageName.innerHTML = filtrerChaine(gdv_6870d885c81adimageUrls[index]["name"], "rien"); gdv_6870d885c81adcurrentImage.onload = function() { gdv_6870d885c81adscale = 1; gdv_6870d885c81adoriginX = 0; gdv_6870d885c81adoriginY = 0; gdv_6870d885c81adfitImageToCanvas(); gdv_6870d885c81addrawImage(); };
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_6870d885c81adswiper = new Swiper(".gdv_6870d885c81adswiper-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_6870d885c81adswiper.on("slideChange", function () { // gdv_6870d885c81adcurrentSlideIndex = gdv_6870d885c81adswiper.activeIndex; // gdv_6870d885c81adupdateSlideNumber(); //});
// Plein écran gdv_6870d885c81adfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6870d885c81adgd-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_6870d885c81adcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6870d885c81adscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6870d885c81adminScale, Math.min(gdv_6870d885c81admaxScale, newScale)); const scaleRatio = newScale / gdv_6870d885c81adscale; gdv_6870d885c81adoriginX = mouseX - (mouseX - gdv_6870d885c81adoriginX) * scaleRatio; gdv_6870d885c81adoriginY = mouseY - (mouseY - gdv_6870d885c81adoriginY) * scaleRatio; gdv_6870d885c81adscale = newScale; gdv_6870d885c81addrawImage(); }); // Gestion du déplacement (pan) let gdv_6870d885c81adisDragging = false; let gdv_6870d885c81adstartX, gdv_6870d885c81adstartY; gdv_6870d885c81adcanvas.addEventListener("mousedown", function(event) { gdv_6870d885c81adisDragging = true; gdv_6870d885c81adstartX = event.offsetX - gdv_6870d885c81adoriginX; gdv_6870d885c81adstartY = event.offsetY - gdv_6870d885c81adoriginY; gdv_6870d885c81adcanvas.style.cursor = "grabbing"; }); gdv_6870d885c81adcanvas.addEventListener("mousemove", function(event) { if (gdv_6870d885c81adisDragging) { gdv_6870d885c81adoriginX = event.offsetX - gdv_6870d885c81adstartX; gdv_6870d885c81adoriginY = event.offsetY - gdv_6870d885c81adstartY; gdv_6870d885c81addrawImage(); } }); // Gestion des événements tactiles gdv_6870d885c81adcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6870d885c81adisDragging = true; const touch = event.touches[0]; gdv_6870d885c81adstartX = touch.pageX - gdv_6870d885c81adoriginX; gdv_6870d885c81adstartY = touch.pageY - gdv_6870d885c81adoriginY; } }); gdv_6870d885c81adcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6870d885c81adoriginX = touch.pageX - gdv_6870d885c81adstartX; gdv_6870d885c81adoriginY = touch.pageY - gdv_6870d885c81adstartY; gdv_6870d885c81addrawImage(); }); gdv_6870d885c81adcanvas.addEventListener("touchend", function() { gdv_6870d885c81adisDragging = false; }); gdv_6870d885c81adcanvas.addEventListener("mouseup", function() { gdv_6870d885c81adisDragging = false; gdv_6870d885c81adcanvas.style.cursor = "grab"; }); gdv_6870d885c81adcanvas.addEventListener("mouseleave", function() { gdv_6870d885c81adisDragging = false; gdv_6870d885c81adcanvas.style.cursor = "grab"; }); gdv_6870d885c81adzoomInButton.addEventListener("click", function() { let newScale = gdv_6870d885c81adscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6870d885c81adscale = Math.max(gdv_6870d885c81adminScale, Math.min(gdv_6870d885c81admaxScale, newScale)); gdv_6870d885c81addrawImage(); }); gdv_6870d885c81adzoomOutButton.addEventListener("click", function() { let newScale = gdv_6870d885c81adscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6870d885c81adscale = Math.max(gdv_6870d885c81adminScale, Math.min(gdv_6870d885c81admaxScale, newScale)); gdv_6870d885c81addrawImage(); }); gdv_6870d885c81adresetZoomButton.addEventListener("click", function() { gdv_6870d885c81adrotationAngle = 0; gdv_6870d885c81adfitImageToCanvas(); gdv_6870d885c81addrawImage(); }); function gdv_6870d885c81adgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6870d885c81addownloadImage").addEventListener("click", function() { let url = gdv_6870d885c81adcurrentImage.src; const imageId = gdv_6870d885c81adgetImageIdFromUrl(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_6870d885c81adprintImageFromApi(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_6870d885c81adprintButton = document.getElementById("gdv_6870d885c81adprintCanvas");
gdv_6870d885c81adprintButton.addEventListener("click", function() { let url = gdv_6870d885c81adcurrentImage.src; const imageId = gdv_6870d885c81adgetImageIdFromUrl(url); gdv_6870d885c81adprintImageFromApi(imageId); });
let gdv_6870d885c81adinitialDistance = 0; let gdv_6870d885c81adinitialScale = 1;
gdv_6870d885c81adcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6870d885c81adinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6870d885c81adinitialScale = gdv_6870d885c81adscale; } });
gdv_6870d885c81adcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6870d885c81adinitialDistance; let newScale = gdv_6870d885c81adinitialScale * scaleChange;
newScale = Math.max(gdv_6870d885c81adminScale, Math.min(gdv_6870d885c81admaxScale, 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_6870d885c81adscale; gdv_6870d885c81adoriginX = centerX - (centerX - gdv_6870d885c81adoriginX) * scaleRatio; gdv_6870d885c81adoriginY = centerY - (centerY - gdv_6870d885c81adoriginY) * scaleRatio;
gdv_6870d885c81adscale = newScale; gdv_6870d885c81addrawImage(); // 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); }