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const gdv_6a3321e6ed0ddcanvas = document.getElementById("gdv_6a3321e6ed0ddimageCanvas"); const gdv_6a3321e6ed0ddctx = gdv_6a3321e6ed0ddcanvas.getContext("2d");
const gdv_6a3321e6ed0ddthumbnailContainer = document.getElementById("gdv_6a3321e6ed0ddthumbnailContainer"); const gdv_6a3321e6ed0ddthumbnailContainerWrapper = document.getElementById("gdv_6a3321e6ed0ddthumbnailContainerWrapper"); const gdv_6a3321e6ed0ddzoomInButton = document.getElementById("gdv_6a3321e6ed0ddzoomIn"); const gdv_6a3321e6ed0ddzoomOutButton = document.getElementById("gdv_6a3321e6ed0ddzoomOut"); const gdv_6a3321e6ed0ddresetZoomButton = document.getElementById("gdv_6a3321e6ed0ddresetZoom");
const gdv_6a3321e6ed0ddbrightnessInput = document.getElementById("gdv_6a3321e6ed0ddbrightness"); const gdv_6a3321e6ed0ddcontrastInput = document.getElementById("gdv_6a3321e6ed0ddcontrast"); const gdv_6a3321e6ed0ddfullscreenButton = document.getElementById("gdv_6a3321e6ed0ddfullscreen");
const gdv_6a3321e6ed0ddrotateRightButton = document.getElementById("gdv_6a3321e6ed0ddrotateRight"); const gdv_6a3321e6ed0ddrotateLeftButton = document.getElementById("gdv_6a3321e6ed0ddrotateLeft");
const gdv_6a3321e6ed0ddprevSlideButton = document.getElementById("gdv_6a3321e6ed0ddprevSlide"); const gdv_6a3321e6ed0ddnextSlideButton = document.getElementById("gdv_6a3321e6ed0ddnextSlide"); const gdv_6a3321e6ed0ddslideNumberDisplay = document.getElementById("gdv_6a3321e6ed0ddslideNumber"); const gdv_6a3321e6ed0ddimageName = document.getElementById("gdv_6a3321e6ed0ddimageName");
let gdv_6a3321e6ed0ddcurrentSlideIndex = 0;
gdv_6a3321e6ed0ddbrightnessInput.addEventListener("input", gdv_6a3321e6ed0dddrawImage); gdv_6a3321e6ed0ddcontrastInput.addEventListener("input", gdv_6a3321e6ed0dddrawImage);
const gdv_6a3321e6ed0ddimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1JTWOy6NfE3LodZZLyN12qBjGdf77M0R3&sz=w3000","name":"Delpech_concerne les esclaves re\u0301volte\u0301s de Macaya-Platon et autres lieux du Sud.jpg"}];
let gdv_6a3321e6ed0ddscale = 1; let gdv_6a3321e6ed0ddoriginX = 0; let gdv_6a3321e6ed0ddoriginY = 0; const gdv_6a3321e6ed0ddminScale = 0.1; const gdv_6a3321e6ed0ddmaxScale = 5; let gdv_6a3321e6ed0ddcurrentImage = new Image();
let gdv_6a3321e6ed0ddrotationAngle = 0;
gdv_6a3321e6ed0ddrotateRightButton.addEventListener("click", function() { gdv_6a3321e6ed0ddrotationAngle = (gdv_6a3321e6ed0ddrotationAngle + 90) % 360; gdv_6a3321e6ed0dddrawImage(); });
gdv_6a3321e6ed0ddrotateLeftButton.addEventListener("click", function() { gdv_6a3321e6ed0ddrotationAngle = (gdv_6a3321e6ed0ddrotationAngle - 90 + 360) % 360; gdv_6a3321e6ed0dddrawImage(); });
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_6a3321e6ed0ddcurrentImage.src = gdv_6a3321e6ed0ddimageUrls[0]["url"]; gdv_6a3321e6ed0ddimageName.innerHTML = filtrerChaine(gdv_6a3321e6ed0ddimageUrls[0]["name"], "rien"); gdv_6a3321e6ed0ddcurrentImage.onload = function() {
gdv_6a3321e6ed0ddupdateSlideNumber(); gdv_6a3321e6ed0ddresizeCanvas(); gdv_6a3321e6ed0dddrawImage(); document.getElementById("gdv_6a3321e6ed0ddcontrols").style.display = "block"; };
function gdv_6a3321e6ed0ddupdateSlideNumber() { gdv_6a3321e6ed0ddslideNumberDisplay.textContent = `${gdv_6a3321e6ed0ddcurrentSlideIndex + 1} / ${gdv_6a3321e6ed0ddimageUrls.length}`; }
gdv_6a3321e6ed0ddprevSlideButton.addEventListener("click", function() { if (gdv_6a3321e6ed0ddcurrentSlideIndex > 0) { gdv_6a3321e6ed0ddcurrentSlideIndex--; gdv_6a3321e6ed0ddloadImage(gdv_6a3321e6ed0ddcurrentSlideIndex); gdv_6a3321e6ed0ddupdateSlideNumber(); } });
gdv_6a3321e6ed0ddnextSlideButton.addEventListener("click", function() { if (gdv_6a3321e6ed0ddcurrentSlideIndex < gdv_6a3321e6ed0ddimageUrls.length - 1) { gdv_6a3321e6ed0ddcurrentSlideIndex++; gdv_6a3321e6ed0ddloadImage(gdv_6a3321e6ed0ddcurrentSlideIndex); gdv_6a3321e6ed0ddupdateSlideNumber(); } }); function gdv_6a3321e6ed0ddresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6a3321e6ed0ddcanvasContainer"); gdv_6a3321e6ed0ddcanvas.width = container.clientWidth; gdv_6a3321e6ed0ddcanvas.height = container.clientHeight - 30; gdv_6a3321e6ed0ddfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6a3321e6ed0dddrawImage(); } window.addEventListener("load", gdv_6a3321e6ed0ddresizeCanvas); window.addEventListener("resize", gdv_6a3321e6ed0ddresizeCanvas); function gdv_6a3321e6ed0ddfitImageToCanvas() { const canvasAspect = gdv_6a3321e6ed0ddcanvas.width / gdv_6a3321e6ed0ddcanvas.height; const imageAspect = gdv_6a3321e6ed0ddcurrentImage.width / gdv_6a3321e6ed0ddcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6a3321e6ed0ddscale = gdv_6a3321e6ed0ddcanvas.width / gdv_6a3321e6ed0ddcurrentImage.width; } else { gdv_6a3321e6ed0ddscale = gdv_6a3321e6ed0ddcanvas.height / gdv_6a3321e6ed0ddcurrentImage.height; } gdv_6a3321e6ed0ddoriginX = gdv_6a3321e6ed0ddcanvas.width / 2; gdv_6a3321e6ed0ddoriginY = gdv_6a3321e6ed0ddcanvas.height / 2; }
function gdv_6a3321e6ed0dddrawImage() { gdv_6a3321e6ed0ddctx.clearRect(0, 0, gdv_6a3321e6ed0ddcanvas.width, gdv_6a3321e6ed0ddcanvas.height); gdv_6a3321e6ed0ddctx.save(); gdv_6a3321e6ed0ddctx.translate(gdv_6a3321e6ed0ddoriginX, gdv_6a3321e6ed0ddoriginY); gdv_6a3321e6ed0ddctx.rotate((Math.PI / 180) * gdv_6a3321e6ed0ddrotationAngle); gdv_6a3321e6ed0ddctx.scale(gdv_6a3321e6ed0ddscale, gdv_6a3321e6ed0ddscale);
// Appliquer la luminosité et le contraste gdv_6a3321e6ed0ddctx.filter = `brightness(${gdv_6a3321e6ed0ddbrightnessInput.value}) contrast(${gdv_6a3321e6ed0ddcontrastInput.value})`; gdv_6a3321e6ed0ddctx.drawImage(gdv_6a3321e6ed0ddcurrentImage, -gdv_6a3321e6ed0ddcurrentImage.width/2, -gdv_6a3321e6ed0ddcurrentImage.height/2); gdv_6a3321e6ed0ddctx.restore(); }
// Ajouter les miniatures des images gdv_6a3321e6ed0ddimageUrls.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_6a3321e6ed0ddloadImage(index); gdv_6a3321e6ed0ddcurrentSlideIndex = index; gdv_6a3321e6ed0ddupdateSlideNumber(); }; slide.appendChild(img); gdv_6a3321e6ed0ddthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6a3321e6ed0ddloadImage(index) { gdv_6a3321e6ed0ddcurrentImage.src = gdv_6a3321e6ed0ddimageUrls[index]["url"]; gdv_6a3321e6ed0ddimageName.innerHTML = filtrerChaine(gdv_6a3321e6ed0ddimageUrls[index]["name"], "rien"); gdv_6a3321e6ed0ddcurrentImage.onload = function() { gdv_6a3321e6ed0ddscale = 1; gdv_6a3321e6ed0ddoriginX = 0; gdv_6a3321e6ed0ddoriginY = 0; gdv_6a3321e6ed0ddfitImageToCanvas(); gdv_6a3321e6ed0dddrawImage(); };
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_6a3321e6ed0ddswiper = new Swiper(".gdv_6a3321e6ed0ddswiper-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_6a3321e6ed0ddswiper.on("slideChange", function () { // gdv_6a3321e6ed0ddcurrentSlideIndex = gdv_6a3321e6ed0ddswiper.activeIndex; // gdv_6a3321e6ed0ddupdateSlideNumber(); //});
// Plein écran gdv_6a3321e6ed0ddfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6a3321e6ed0ddgd-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_6a3321e6ed0ddcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6a3321e6ed0ddscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6a3321e6ed0ddminScale, Math.min(gdv_6a3321e6ed0ddmaxScale, newScale)); const scaleRatio = newScale / gdv_6a3321e6ed0ddscale; gdv_6a3321e6ed0ddoriginX = mouseX - (mouseX - gdv_6a3321e6ed0ddoriginX) * scaleRatio; gdv_6a3321e6ed0ddoriginY = mouseY - (mouseY - gdv_6a3321e6ed0ddoriginY) * scaleRatio; gdv_6a3321e6ed0ddscale = newScale; gdv_6a3321e6ed0dddrawImage(); }); // Gestion du déplacement (pan) let gdv_6a3321e6ed0ddisDragging = false; let gdv_6a3321e6ed0ddstartX, gdv_6a3321e6ed0ddstartY; gdv_6a3321e6ed0ddcanvas.addEventListener("mousedown", function(event) { gdv_6a3321e6ed0ddisDragging = true; gdv_6a3321e6ed0ddstartX = event.offsetX - gdv_6a3321e6ed0ddoriginX; gdv_6a3321e6ed0ddstartY = event.offsetY - gdv_6a3321e6ed0ddoriginY; gdv_6a3321e6ed0ddcanvas.style.cursor = "grabbing"; }); gdv_6a3321e6ed0ddcanvas.addEventListener("mousemove", function(event) { if (gdv_6a3321e6ed0ddisDragging) { gdv_6a3321e6ed0ddoriginX = event.offsetX - gdv_6a3321e6ed0ddstartX; gdv_6a3321e6ed0ddoriginY = event.offsetY - gdv_6a3321e6ed0ddstartY; gdv_6a3321e6ed0dddrawImage(); } }); // Gestion des événements tactiles gdv_6a3321e6ed0ddcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6a3321e6ed0ddisDragging = true; const touch = event.touches[0]; gdv_6a3321e6ed0ddstartX = touch.pageX - gdv_6a3321e6ed0ddoriginX; gdv_6a3321e6ed0ddstartY = touch.pageY - gdv_6a3321e6ed0ddoriginY; } }); gdv_6a3321e6ed0ddcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6a3321e6ed0ddoriginX = touch.pageX - gdv_6a3321e6ed0ddstartX; gdv_6a3321e6ed0ddoriginY = touch.pageY - gdv_6a3321e6ed0ddstartY; gdv_6a3321e6ed0dddrawImage(); }); gdv_6a3321e6ed0ddcanvas.addEventListener("touchend", function() { gdv_6a3321e6ed0ddisDragging = false; }); gdv_6a3321e6ed0ddcanvas.addEventListener("mouseup", function() { gdv_6a3321e6ed0ddisDragging = false; gdv_6a3321e6ed0ddcanvas.style.cursor = "grab"; }); gdv_6a3321e6ed0ddcanvas.addEventListener("mouseleave", function() { gdv_6a3321e6ed0ddisDragging = false; gdv_6a3321e6ed0ddcanvas.style.cursor = "grab"; }); gdv_6a3321e6ed0ddzoomInButton.addEventListener("click", function() { let newScale = gdv_6a3321e6ed0ddscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6a3321e6ed0ddscale = Math.max(gdv_6a3321e6ed0ddminScale, Math.min(gdv_6a3321e6ed0ddmaxScale, newScale)); gdv_6a3321e6ed0dddrawImage(); }); gdv_6a3321e6ed0ddzoomOutButton.addEventListener("click", function() { let newScale = gdv_6a3321e6ed0ddscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6a3321e6ed0ddscale = Math.max(gdv_6a3321e6ed0ddminScale, Math.min(gdv_6a3321e6ed0ddmaxScale, newScale)); gdv_6a3321e6ed0dddrawImage(); }); gdv_6a3321e6ed0ddresetZoomButton.addEventListener("click", function() { gdv_6a3321e6ed0ddrotationAngle = 0; gdv_6a3321e6ed0ddfitImageToCanvas(); gdv_6a3321e6ed0dddrawImage(); }); function gdv_6a3321e6ed0ddgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6a3321e6ed0dddownloadImage").addEventListener("click", function() { let url = gdv_6a3321e6ed0ddcurrentImage.src; const imageId = gdv_6a3321e6ed0ddgetImageIdFromUrl(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_6a3321e6ed0ddprintImageFromApi(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_6a3321e6ed0ddprintButton = document.getElementById("gdv_6a3321e6ed0ddprintCanvas");
gdv_6a3321e6ed0ddprintButton.addEventListener("click", function() { let url = gdv_6a3321e6ed0ddcurrentImage.src; const imageId = gdv_6a3321e6ed0ddgetImageIdFromUrl(url); gdv_6a3321e6ed0ddprintImageFromApi(imageId); });
let gdv_6a3321e6ed0ddinitialDistance = 0; let gdv_6a3321e6ed0ddinitialScale = 1;
gdv_6a3321e6ed0ddcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6a3321e6ed0ddinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6a3321e6ed0ddinitialScale = gdv_6a3321e6ed0ddscale; } });
gdv_6a3321e6ed0ddcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6a3321e6ed0ddinitialDistance; let newScale = gdv_6a3321e6ed0ddinitialScale * scaleChange;
newScale = Math.max(gdv_6a3321e6ed0ddminScale, Math.min(gdv_6a3321e6ed0ddmaxScale, 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_6a3321e6ed0ddscale; gdv_6a3321e6ed0ddoriginX = centerX - (centerX - gdv_6a3321e6ed0ddoriginX) * scaleRatio; gdv_6a3321e6ed0ddoriginY = centerY - (centerY - gdv_6a3321e6ed0ddoriginY) * scaleRatio;
gdv_6a3321e6ed0ddscale = newScale; gdv_6a3321e6ed0dddrawImage(); // 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); }