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const gdv_69b8293ac34cccanvas = document.getElementById("gdv_69b8293ac34ccimageCanvas"); const gdv_69b8293ac34ccctx = gdv_69b8293ac34cccanvas.getContext("2d");
const gdv_69b8293ac34ccthumbnailContainer = document.getElementById("gdv_69b8293ac34ccthumbnailContainer"); const gdv_69b8293ac34ccthumbnailContainerWrapper = document.getElementById("gdv_69b8293ac34ccthumbnailContainerWrapper"); const gdv_69b8293ac34cczoomInButton = document.getElementById("gdv_69b8293ac34cczoomIn"); const gdv_69b8293ac34cczoomOutButton = document.getElementById("gdv_69b8293ac34cczoomOut"); const gdv_69b8293ac34ccresetZoomButton = document.getElementById("gdv_69b8293ac34ccresetZoom");
const gdv_69b8293ac34ccbrightnessInput = document.getElementById("gdv_69b8293ac34ccbrightness"); const gdv_69b8293ac34cccontrastInput = document.getElementById("gdv_69b8293ac34cccontrast"); const gdv_69b8293ac34ccfullscreenButton = document.getElementById("gdv_69b8293ac34ccfullscreen");
const gdv_69b8293ac34ccrotateRightButton = document.getElementById("gdv_69b8293ac34ccrotateRight"); const gdv_69b8293ac34ccrotateLeftButton = document.getElementById("gdv_69b8293ac34ccrotateLeft");
const gdv_69b8293ac34ccprevSlideButton = document.getElementById("gdv_69b8293ac34ccprevSlide"); const gdv_69b8293ac34ccnextSlideButton = document.getElementById("gdv_69b8293ac34ccnextSlide"); const gdv_69b8293ac34ccslideNumberDisplay = document.getElementById("gdv_69b8293ac34ccslideNumber"); const gdv_69b8293ac34ccimageName = document.getElementById("gdv_69b8293ac34ccimageName");
let gdv_69b8293ac34cccurrentSlideIndex = 0;
gdv_69b8293ac34ccbrightnessInput.addEventListener("input", gdv_69b8293ac34ccdrawImage); gdv_69b8293ac34cccontrastInput.addEventListener("input", gdv_69b8293ac34ccdrawImage);
const gdv_69b8293ac34ccimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1t0smY3JBf14ib6GguAWxH830f2ER95w3&sz=w3000","name":"1 Toussaint Louverture, ge\u0301ne\u0301ral en chef de l'arme\u0301e de Saint-Domingue, aux membres composant le Directoire exe\u0301cutif, 6 fructidor an 5.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1lni2_ZYJTDM6sYbO-Yz2datFEVx6oDUO&sz=w3000","name":"2 Toussaint Louverture, ge\u0301ne\u0301ral en chef de l'arme\u0301e de Saint-Domingue, aux membres composant le Directoire exe\u0301cutif, 6 fructidor an 5.jpg"}];
let gdv_69b8293ac34ccscale = 1; let gdv_69b8293ac34ccoriginX = 0; let gdv_69b8293ac34ccoriginY = 0; const gdv_69b8293ac34ccminScale = 0.1; const gdv_69b8293ac34ccmaxScale = 5; let gdv_69b8293ac34cccurrentImage = new Image();
let gdv_69b8293ac34ccrotationAngle = 0;
gdv_69b8293ac34ccrotateRightButton.addEventListener("click", function() { gdv_69b8293ac34ccrotationAngle = (gdv_69b8293ac34ccrotationAngle + 90) % 360; gdv_69b8293ac34ccdrawImage(); });
gdv_69b8293ac34ccrotateLeftButton.addEventListener("click", function() { gdv_69b8293ac34ccrotationAngle = (gdv_69b8293ac34ccrotationAngle - 90 + 360) % 360; gdv_69b8293ac34ccdrawImage(); });
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_69b8293ac34cccurrentImage.src = gdv_69b8293ac34ccimageUrls[0]["url"]; gdv_69b8293ac34ccimageName.innerHTML = filtrerChaine(gdv_69b8293ac34ccimageUrls[0]["name"], "rien"); gdv_69b8293ac34cccurrentImage.onload = function() {
gdv_69b8293ac34ccupdateSlideNumber(); gdv_69b8293ac34ccresizeCanvas(); gdv_69b8293ac34ccdrawImage(); document.getElementById("gdv_69b8293ac34cccontrols").style.display = "block"; };
function gdv_69b8293ac34ccupdateSlideNumber() { gdv_69b8293ac34ccslideNumberDisplay.textContent = `${gdv_69b8293ac34cccurrentSlideIndex + 1} / ${gdv_69b8293ac34ccimageUrls.length}`; }
gdv_69b8293ac34ccprevSlideButton.addEventListener("click", function() { if (gdv_69b8293ac34cccurrentSlideIndex > 0) { gdv_69b8293ac34cccurrentSlideIndex--; gdv_69b8293ac34ccloadImage(gdv_69b8293ac34cccurrentSlideIndex); gdv_69b8293ac34ccupdateSlideNumber(); } });
gdv_69b8293ac34ccnextSlideButton.addEventListener("click", function() { if (gdv_69b8293ac34cccurrentSlideIndex < gdv_69b8293ac34ccimageUrls.length - 1) { gdv_69b8293ac34cccurrentSlideIndex++; gdv_69b8293ac34ccloadImage(gdv_69b8293ac34cccurrentSlideIndex); gdv_69b8293ac34ccupdateSlideNumber(); } }); function gdv_69b8293ac34ccresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69b8293ac34cccanvasContainer"); gdv_69b8293ac34cccanvas.width = container.clientWidth; gdv_69b8293ac34cccanvas.height = container.clientHeight - 30; gdv_69b8293ac34ccfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69b8293ac34ccdrawImage(); } window.addEventListener("load", gdv_69b8293ac34ccresizeCanvas); window.addEventListener("resize", gdv_69b8293ac34ccresizeCanvas); function gdv_69b8293ac34ccfitImageToCanvas() { const canvasAspect = gdv_69b8293ac34cccanvas.width / gdv_69b8293ac34cccanvas.height; const imageAspect = gdv_69b8293ac34cccurrentImage.width / gdv_69b8293ac34cccurrentImage.height; if (imageAspect > canvasAspect) { gdv_69b8293ac34ccscale = gdv_69b8293ac34cccanvas.width / gdv_69b8293ac34cccurrentImage.width; } else { gdv_69b8293ac34ccscale = gdv_69b8293ac34cccanvas.height / gdv_69b8293ac34cccurrentImage.height; } gdv_69b8293ac34ccoriginX = gdv_69b8293ac34cccanvas.width / 2; gdv_69b8293ac34ccoriginY = gdv_69b8293ac34cccanvas.height / 2; }
function gdv_69b8293ac34ccdrawImage() { gdv_69b8293ac34ccctx.clearRect(0, 0, gdv_69b8293ac34cccanvas.width, gdv_69b8293ac34cccanvas.height); gdv_69b8293ac34ccctx.save(); gdv_69b8293ac34ccctx.translate(gdv_69b8293ac34ccoriginX, gdv_69b8293ac34ccoriginY); gdv_69b8293ac34ccctx.rotate((Math.PI / 180) * gdv_69b8293ac34ccrotationAngle); gdv_69b8293ac34ccctx.scale(gdv_69b8293ac34ccscale, gdv_69b8293ac34ccscale);
// Appliquer la luminosité et le contraste gdv_69b8293ac34ccctx.filter = `brightness(${gdv_69b8293ac34ccbrightnessInput.value}) contrast(${gdv_69b8293ac34cccontrastInput.value})`; gdv_69b8293ac34ccctx.drawImage(gdv_69b8293ac34cccurrentImage, -gdv_69b8293ac34cccurrentImage.width/2, -gdv_69b8293ac34cccurrentImage.height/2); gdv_69b8293ac34ccctx.restore(); }
// Ajouter les miniatures des images gdv_69b8293ac34ccimageUrls.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_69b8293ac34ccloadImage(index); gdv_69b8293ac34cccurrentSlideIndex = index; gdv_69b8293ac34ccupdateSlideNumber(); }; slide.appendChild(img); gdv_69b8293ac34ccthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69b8293ac34ccloadImage(index) { gdv_69b8293ac34cccurrentImage.src = gdv_69b8293ac34ccimageUrls[index]["url"]; gdv_69b8293ac34ccimageName.innerHTML = filtrerChaine(gdv_69b8293ac34ccimageUrls[index]["name"], "rien"); gdv_69b8293ac34cccurrentImage.onload = function() { gdv_69b8293ac34ccscale = 1; gdv_69b8293ac34ccoriginX = 0; gdv_69b8293ac34ccoriginY = 0; gdv_69b8293ac34ccfitImageToCanvas(); gdv_69b8293ac34ccdrawImage(); };
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_69b8293ac34ccswiper = new Swiper(".gdv_69b8293ac34ccswiper-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_69b8293ac34ccswiper.on("slideChange", function () { // gdv_69b8293ac34cccurrentSlideIndex = gdv_69b8293ac34ccswiper.activeIndex; // gdv_69b8293ac34ccupdateSlideNumber(); //});
// Plein écran gdv_69b8293ac34ccfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69b8293ac34ccgd-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_69b8293ac34cccanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69b8293ac34ccscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69b8293ac34ccminScale, Math.min(gdv_69b8293ac34ccmaxScale, newScale)); const scaleRatio = newScale / gdv_69b8293ac34ccscale; gdv_69b8293ac34ccoriginX = mouseX - (mouseX - gdv_69b8293ac34ccoriginX) * scaleRatio; gdv_69b8293ac34ccoriginY = mouseY - (mouseY - gdv_69b8293ac34ccoriginY) * scaleRatio; gdv_69b8293ac34ccscale = newScale; gdv_69b8293ac34ccdrawImage(); }); // Gestion du déplacement (pan) let gdv_69b8293ac34ccisDragging = false; let gdv_69b8293ac34ccstartX, gdv_69b8293ac34ccstartY; gdv_69b8293ac34cccanvas.addEventListener("mousedown", function(event) { gdv_69b8293ac34ccisDragging = true; gdv_69b8293ac34ccstartX = event.offsetX - gdv_69b8293ac34ccoriginX; gdv_69b8293ac34ccstartY = event.offsetY - gdv_69b8293ac34ccoriginY; gdv_69b8293ac34cccanvas.style.cursor = "grabbing"; }); gdv_69b8293ac34cccanvas.addEventListener("mousemove", function(event) { if (gdv_69b8293ac34ccisDragging) { gdv_69b8293ac34ccoriginX = event.offsetX - gdv_69b8293ac34ccstartX; gdv_69b8293ac34ccoriginY = event.offsetY - gdv_69b8293ac34ccstartY; gdv_69b8293ac34ccdrawImage(); } }); // Gestion des événements tactiles gdv_69b8293ac34cccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69b8293ac34ccisDragging = true; const touch = event.touches[0]; gdv_69b8293ac34ccstartX = touch.pageX - gdv_69b8293ac34ccoriginX; gdv_69b8293ac34ccstartY = touch.pageY - gdv_69b8293ac34ccoriginY; } }); gdv_69b8293ac34cccanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69b8293ac34ccoriginX = touch.pageX - gdv_69b8293ac34ccstartX; gdv_69b8293ac34ccoriginY = touch.pageY - gdv_69b8293ac34ccstartY; gdv_69b8293ac34ccdrawImage(); }); gdv_69b8293ac34cccanvas.addEventListener("touchend", function() { gdv_69b8293ac34ccisDragging = false; }); gdv_69b8293ac34cccanvas.addEventListener("mouseup", function() { gdv_69b8293ac34ccisDragging = false; gdv_69b8293ac34cccanvas.style.cursor = "grab"; }); gdv_69b8293ac34cccanvas.addEventListener("mouseleave", function() { gdv_69b8293ac34ccisDragging = false; gdv_69b8293ac34cccanvas.style.cursor = "grab"; }); gdv_69b8293ac34cczoomInButton.addEventListener("click", function() { let newScale = gdv_69b8293ac34ccscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69b8293ac34ccscale = Math.max(gdv_69b8293ac34ccminScale, Math.min(gdv_69b8293ac34ccmaxScale, newScale)); gdv_69b8293ac34ccdrawImage(); }); gdv_69b8293ac34cczoomOutButton.addEventListener("click", function() { let newScale = gdv_69b8293ac34ccscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69b8293ac34ccscale = Math.max(gdv_69b8293ac34ccminScale, Math.min(gdv_69b8293ac34ccmaxScale, newScale)); gdv_69b8293ac34ccdrawImage(); }); gdv_69b8293ac34ccresetZoomButton.addEventListener("click", function() { gdv_69b8293ac34ccrotationAngle = 0; gdv_69b8293ac34ccfitImageToCanvas(); gdv_69b8293ac34ccdrawImage(); }); function gdv_69b8293ac34ccgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69b8293ac34ccdownloadImage").addEventListener("click", function() { let url = gdv_69b8293ac34cccurrentImage.src; const imageId = gdv_69b8293ac34ccgetImageIdFromUrl(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_69b8293ac34ccprintImageFromApi(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_69b8293ac34ccprintButton = document.getElementById("gdv_69b8293ac34ccprintCanvas");
gdv_69b8293ac34ccprintButton.addEventListener("click", function() { let url = gdv_69b8293ac34cccurrentImage.src; const imageId = gdv_69b8293ac34ccgetImageIdFromUrl(url); gdv_69b8293ac34ccprintImageFromApi(imageId); });
let gdv_69b8293ac34ccinitialDistance = 0; let gdv_69b8293ac34ccinitialScale = 1;
gdv_69b8293ac34cccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69b8293ac34ccinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69b8293ac34ccinitialScale = gdv_69b8293ac34ccscale; } });
gdv_69b8293ac34cccanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69b8293ac34ccinitialDistance; let newScale = gdv_69b8293ac34ccinitialScale * scaleChange;
newScale = Math.max(gdv_69b8293ac34ccminScale, Math.min(gdv_69b8293ac34ccmaxScale, 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_69b8293ac34ccscale; gdv_69b8293ac34ccoriginX = centerX - (centerX - gdv_69b8293ac34ccoriginX) * scaleRatio; gdv_69b8293ac34ccoriginY = centerY - (centerY - gdv_69b8293ac34ccoriginY) * scaleRatio;
gdv_69b8293ac34ccscale = newScale; gdv_69b8293ac34ccdrawImage(); // 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); }