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const gdv_6ada5952e689dcanvas = document.getElementById("gdv_6ada5952e689dimageCanvas"); const gdv_6ada5952e689dctx = gdv_6ada5952e689dcanvas.getContext("2d");
const gdv_6ada5952e689dthumbnailContainer = document.getElementById("gdv_6ada5952e689dthumbnailContainer"); const gdv_6ada5952e689dthumbnailContainerWrapper = document.getElementById("gdv_6ada5952e689dthumbnailContainerWrapper"); const gdv_6ada5952e689dzoomInButton = document.getElementById("gdv_6ada5952e689dzoomIn"); const gdv_6ada5952e689dzoomOutButton = document.getElementById("gdv_6ada5952e689dzoomOut"); const gdv_6ada5952e689dresetZoomButton = document.getElementById("gdv_6ada5952e689dresetZoom");
const gdv_6ada5952e689dbrightnessInput = document.getElementById("gdv_6ada5952e689dbrightness"); const gdv_6ada5952e689dcontrastInput = document.getElementById("gdv_6ada5952e689dcontrast"); const gdv_6ada5952e689dfullscreenButton = document.getElementById("gdv_6ada5952e689dfullscreen");
const gdv_6ada5952e689drotateRightButton = document.getElementById("gdv_6ada5952e689drotateRight"); const gdv_6ada5952e689drotateLeftButton = document.getElementById("gdv_6ada5952e689drotateLeft");
const gdv_6ada5952e689dprevSlideButton = document.getElementById("gdv_6ada5952e689dprevSlide"); const gdv_6ada5952e689dnextSlideButton = document.getElementById("gdv_6ada5952e689dnextSlide"); const gdv_6ada5952e689dslideNumberDisplay = document.getElementById("gdv_6ada5952e689dslideNumber"); const gdv_6ada5952e689dimageName = document.getElementById("gdv_6ada5952e689dimageName");
let gdv_6ada5952e689dcurrentSlideIndex = 0;
gdv_6ada5952e689dbrightnessInput.addEventListener("input", gdv_6ada5952e689ddrawImage); gdv_6ada5952e689dcontrastInput.addEventListener("input", gdv_6ada5952e689ddrawImage);
const gdv_6ada5952e689dimageUrls = [{"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_6ada5952e689dscale = 1; let gdv_6ada5952e689doriginX = 0; let gdv_6ada5952e689doriginY = 0; const gdv_6ada5952e689dminScale = 0.1; const gdv_6ada5952e689dmaxScale = 5; let gdv_6ada5952e689dcurrentImage = new Image();
let gdv_6ada5952e689drotationAngle = 0;
gdv_6ada5952e689drotateRightButton.addEventListener("click", function() { gdv_6ada5952e689drotationAngle = (gdv_6ada5952e689drotationAngle + 90) % 360; gdv_6ada5952e689ddrawImage(); });
gdv_6ada5952e689drotateLeftButton.addEventListener("click", function() { gdv_6ada5952e689drotationAngle = (gdv_6ada5952e689drotationAngle - 90 + 360) % 360; gdv_6ada5952e689ddrawImage(); });
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_6ada5952e689dcurrentImage.src = gdv_6ada5952e689dimageUrls[0]["url"]; gdv_6ada5952e689dimageName.innerHTML = filtrerChaine(gdv_6ada5952e689dimageUrls[0]["name"], "rien"); gdv_6ada5952e689dcurrentImage.onload = function() {
gdv_6ada5952e689dupdateSlideNumber(); gdv_6ada5952e689dresizeCanvas(); gdv_6ada5952e689ddrawImage(); document.getElementById("gdv_6ada5952e689dcontrols").style.display = "block"; };
function gdv_6ada5952e689dupdateSlideNumber() { gdv_6ada5952e689dslideNumberDisplay.textContent = `${gdv_6ada5952e689dcurrentSlideIndex + 1} / ${gdv_6ada5952e689dimageUrls.length}`; }
gdv_6ada5952e689dprevSlideButton.addEventListener("click", function() { if (gdv_6ada5952e689dcurrentSlideIndex > 0) { gdv_6ada5952e689dcurrentSlideIndex--; gdv_6ada5952e689dloadImage(gdv_6ada5952e689dcurrentSlideIndex); gdv_6ada5952e689dupdateSlideNumber(); } });
gdv_6ada5952e689dnextSlideButton.addEventListener("click", function() { if (gdv_6ada5952e689dcurrentSlideIndex < gdv_6ada5952e689dimageUrls.length - 1) { gdv_6ada5952e689dcurrentSlideIndex++; gdv_6ada5952e689dloadImage(gdv_6ada5952e689dcurrentSlideIndex); gdv_6ada5952e689dupdateSlideNumber(); } }); function gdv_6ada5952e689dresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ada5952e689dcanvasContainer"); gdv_6ada5952e689dcanvas.width = container.clientWidth; gdv_6ada5952e689dcanvas.height = container.clientHeight - 30; gdv_6ada5952e689dfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ada5952e689ddrawImage(); } window.addEventListener("load", gdv_6ada5952e689dresizeCanvas); window.addEventListener("resize", gdv_6ada5952e689dresizeCanvas); function gdv_6ada5952e689dfitImageToCanvas() { const canvasAspect = gdv_6ada5952e689dcanvas.width / gdv_6ada5952e689dcanvas.height; const imageAspect = gdv_6ada5952e689dcurrentImage.width / gdv_6ada5952e689dcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ada5952e689dscale = gdv_6ada5952e689dcanvas.width / gdv_6ada5952e689dcurrentImage.width; } else { gdv_6ada5952e689dscale = gdv_6ada5952e689dcanvas.height / gdv_6ada5952e689dcurrentImage.height; } gdv_6ada5952e689doriginX = gdv_6ada5952e689dcanvas.width / 2; gdv_6ada5952e689doriginY = gdv_6ada5952e689dcanvas.height / 2; }
function gdv_6ada5952e689ddrawImage() { gdv_6ada5952e689dctx.clearRect(0, 0, gdv_6ada5952e689dcanvas.width, gdv_6ada5952e689dcanvas.height); gdv_6ada5952e689dctx.save(); gdv_6ada5952e689dctx.translate(gdv_6ada5952e689doriginX, gdv_6ada5952e689doriginY); gdv_6ada5952e689dctx.rotate((Math.PI / 180) * gdv_6ada5952e689drotationAngle); gdv_6ada5952e689dctx.scale(gdv_6ada5952e689dscale, gdv_6ada5952e689dscale);
// Appliquer la luminosité et le contraste gdv_6ada5952e689dctx.filter = `brightness(${gdv_6ada5952e689dbrightnessInput.value}) contrast(${gdv_6ada5952e689dcontrastInput.value})`; gdv_6ada5952e689dctx.drawImage(gdv_6ada5952e689dcurrentImage, -gdv_6ada5952e689dcurrentImage.width/2, -gdv_6ada5952e689dcurrentImage.height/2); gdv_6ada5952e689dctx.restore(); }
// Ajouter les miniatures des images gdv_6ada5952e689dimageUrls.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_6ada5952e689dloadImage(index); gdv_6ada5952e689dcurrentSlideIndex = index; gdv_6ada5952e689dupdateSlideNumber(); }; slide.appendChild(img); gdv_6ada5952e689dthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ada5952e689dloadImage(index) { gdv_6ada5952e689dcurrentImage.src = gdv_6ada5952e689dimageUrls[index]["url"]; gdv_6ada5952e689dimageName.innerHTML = filtrerChaine(gdv_6ada5952e689dimageUrls[index]["name"], "rien"); gdv_6ada5952e689dcurrentImage.onload = function() { gdv_6ada5952e689dscale = 1; gdv_6ada5952e689doriginX = 0; gdv_6ada5952e689doriginY = 0; gdv_6ada5952e689dfitImageToCanvas(); gdv_6ada5952e689ddrawImage(); };
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_6ada5952e689dswiper = new Swiper(".gdv_6ada5952e689dswiper-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_6ada5952e689dswiper.on("slideChange", function () { // gdv_6ada5952e689dcurrentSlideIndex = gdv_6ada5952e689dswiper.activeIndex; // gdv_6ada5952e689dupdateSlideNumber(); //});
// Plein écran gdv_6ada5952e689dfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ada5952e689dgd-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_6ada5952e689dcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ada5952e689dscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ada5952e689dminScale, Math.min(gdv_6ada5952e689dmaxScale, newScale)); const scaleRatio = newScale / gdv_6ada5952e689dscale; gdv_6ada5952e689doriginX = mouseX - (mouseX - gdv_6ada5952e689doriginX) * scaleRatio; gdv_6ada5952e689doriginY = mouseY - (mouseY - gdv_6ada5952e689doriginY) * scaleRatio; gdv_6ada5952e689dscale = newScale; gdv_6ada5952e689ddrawImage(); }); // Gestion du déplacement (pan) let gdv_6ada5952e689disDragging = false; let gdv_6ada5952e689dstartX, gdv_6ada5952e689dstartY; gdv_6ada5952e689dcanvas.addEventListener("mousedown", function(event) { gdv_6ada5952e689disDragging = true; gdv_6ada5952e689dstartX = event.offsetX - gdv_6ada5952e689doriginX; gdv_6ada5952e689dstartY = event.offsetY - gdv_6ada5952e689doriginY; gdv_6ada5952e689dcanvas.style.cursor = "grabbing"; }); gdv_6ada5952e689dcanvas.addEventListener("mousemove", function(event) { if (gdv_6ada5952e689disDragging) { gdv_6ada5952e689doriginX = event.offsetX - gdv_6ada5952e689dstartX; gdv_6ada5952e689doriginY = event.offsetY - gdv_6ada5952e689dstartY; gdv_6ada5952e689ddrawImage(); } }); // Gestion des événements tactiles gdv_6ada5952e689dcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ada5952e689disDragging = true; const touch = event.touches[0]; gdv_6ada5952e689dstartX = touch.pageX - gdv_6ada5952e689doriginX; gdv_6ada5952e689dstartY = touch.pageY - gdv_6ada5952e689doriginY; } }); gdv_6ada5952e689dcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ada5952e689doriginX = touch.pageX - gdv_6ada5952e689dstartX; gdv_6ada5952e689doriginY = touch.pageY - gdv_6ada5952e689dstartY; gdv_6ada5952e689ddrawImage(); }); gdv_6ada5952e689dcanvas.addEventListener("touchend", function() { gdv_6ada5952e689disDragging = false; }); gdv_6ada5952e689dcanvas.addEventListener("mouseup", function() { gdv_6ada5952e689disDragging = false; gdv_6ada5952e689dcanvas.style.cursor = "grab"; }); gdv_6ada5952e689dcanvas.addEventListener("mouseleave", function() { gdv_6ada5952e689disDragging = false; gdv_6ada5952e689dcanvas.style.cursor = "grab"; }); gdv_6ada5952e689dzoomInButton.addEventListener("click", function() { let newScale = gdv_6ada5952e689dscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ada5952e689dscale = Math.max(gdv_6ada5952e689dminScale, Math.min(gdv_6ada5952e689dmaxScale, newScale)); gdv_6ada5952e689ddrawImage(); }); gdv_6ada5952e689dzoomOutButton.addEventListener("click", function() { let newScale = gdv_6ada5952e689dscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ada5952e689dscale = Math.max(gdv_6ada5952e689dminScale, Math.min(gdv_6ada5952e689dmaxScale, newScale)); gdv_6ada5952e689ddrawImage(); }); gdv_6ada5952e689dresetZoomButton.addEventListener("click", function() { gdv_6ada5952e689drotationAngle = 0; gdv_6ada5952e689dfitImageToCanvas(); gdv_6ada5952e689ddrawImage(); }); function gdv_6ada5952e689dgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ada5952e689ddownloadImage").addEventListener("click", function() { let url = gdv_6ada5952e689dcurrentImage.src; const imageId = gdv_6ada5952e689dgetImageIdFromUrl(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_6ada5952e689dprintImageFromApi(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_6ada5952e689dprintButton = document.getElementById("gdv_6ada5952e689dprintCanvas");
gdv_6ada5952e689dprintButton.addEventListener("click", function() { let url = gdv_6ada5952e689dcurrentImage.src; const imageId = gdv_6ada5952e689dgetImageIdFromUrl(url); gdv_6ada5952e689dprintImageFromApi(imageId); });
let gdv_6ada5952e689dinitialDistance = 0; let gdv_6ada5952e689dinitialScale = 1;
gdv_6ada5952e689dcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ada5952e689dinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ada5952e689dinitialScale = gdv_6ada5952e689dscale; } });
gdv_6ada5952e689dcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ada5952e689dinitialDistance; let newScale = gdv_6ada5952e689dinitialScale * scaleChange;
newScale = Math.max(gdv_6ada5952e689dminScale, Math.min(gdv_6ada5952e689dmaxScale, 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_6ada5952e689dscale; gdv_6ada5952e689doriginX = centerX - (centerX - gdv_6ada5952e689doriginX) * scaleRatio; gdv_6ada5952e689doriginY = centerY - (centerY - gdv_6ada5952e689doriginY) * scaleRatio;
gdv_6ada5952e689dscale = newScale; gdv_6ada5952e689ddrawImage(); // 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); }