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const gdv_6ad406994e5cbcanvas = document.getElementById("gdv_6ad406994e5cbimageCanvas"); const gdv_6ad406994e5cbctx = gdv_6ad406994e5cbcanvas.getContext("2d");
const gdv_6ad406994e5cbthumbnailContainer = document.getElementById("gdv_6ad406994e5cbthumbnailContainer"); const gdv_6ad406994e5cbthumbnailContainerWrapper = document.getElementById("gdv_6ad406994e5cbthumbnailContainerWrapper"); const gdv_6ad406994e5cbzoomInButton = document.getElementById("gdv_6ad406994e5cbzoomIn"); const gdv_6ad406994e5cbzoomOutButton = document.getElementById("gdv_6ad406994e5cbzoomOut"); const gdv_6ad406994e5cbresetZoomButton = document.getElementById("gdv_6ad406994e5cbresetZoom");
const gdv_6ad406994e5cbbrightnessInput = document.getElementById("gdv_6ad406994e5cbbrightness"); const gdv_6ad406994e5cbcontrastInput = document.getElementById("gdv_6ad406994e5cbcontrast"); const gdv_6ad406994e5cbfullscreenButton = document.getElementById("gdv_6ad406994e5cbfullscreen");
const gdv_6ad406994e5cbrotateRightButton = document.getElementById("gdv_6ad406994e5cbrotateRight"); const gdv_6ad406994e5cbrotateLeftButton = document.getElementById("gdv_6ad406994e5cbrotateLeft");
const gdv_6ad406994e5cbprevSlideButton = document.getElementById("gdv_6ad406994e5cbprevSlide"); const gdv_6ad406994e5cbnextSlideButton = document.getElementById("gdv_6ad406994e5cbnextSlide"); const gdv_6ad406994e5cbslideNumberDisplay = document.getElementById("gdv_6ad406994e5cbslideNumber"); const gdv_6ad406994e5cbimageName = document.getElementById("gdv_6ad406994e5cbimageName");
let gdv_6ad406994e5cbcurrentSlideIndex = 0;
gdv_6ad406994e5cbbrightnessInput.addEventListener("input", gdv_6ad406994e5cbdrawImage); gdv_6ad406994e5cbcontrastInput.addEventListener("input", gdv_6ad406994e5cbdrawImage);
const gdv_6ad406994e5cbimageUrls = [];
let gdv_6ad406994e5cbscale = 1; let gdv_6ad406994e5cboriginX = 0; let gdv_6ad406994e5cboriginY = 0; const gdv_6ad406994e5cbminScale = 0.1; const gdv_6ad406994e5cbmaxScale = 5; let gdv_6ad406994e5cbcurrentImage = new Image();
let gdv_6ad406994e5cbrotationAngle = 0;
gdv_6ad406994e5cbrotateRightButton.addEventListener("click", function() { gdv_6ad406994e5cbrotationAngle = (gdv_6ad406994e5cbrotationAngle + 90) % 360; gdv_6ad406994e5cbdrawImage(); });
gdv_6ad406994e5cbrotateLeftButton.addEventListener("click", function() { gdv_6ad406994e5cbrotationAngle = (gdv_6ad406994e5cbrotationAngle - 90 + 360) % 360; gdv_6ad406994e5cbdrawImage(); });
// Charger la première image par défaut gdv_6ad406994e5cbcurrentImage.src = gdv_6ad406994e5cbimageUrls[0]["url"]; gdv_6ad406994e5cbimageName.innerHTML = filtrerChaine(gdv_6ad406994e5cbimageUrls[0]["name"], ""); gdv_6ad406994e5cbcurrentImage.onload = function() {
gdv_6ad406994e5cbupdateSlideNumber(); gdv_6ad406994e5cbresizeCanvas(); gdv_6ad406994e5cbdrawImage(); document.getElementById("gdv_6ad406994e5cbcontrols").style.display = "block"; };
function gdv_6ad406994e5cbupdateSlideNumber() { gdv_6ad406994e5cbslideNumberDisplay.textContent = `${gdv_6ad406994e5cbcurrentSlideIndex + 1} / ${gdv_6ad406994e5cbimageUrls.length}`; }
gdv_6ad406994e5cbprevSlideButton.addEventListener("click", function() { if (gdv_6ad406994e5cbcurrentSlideIndex > 0) { gdv_6ad406994e5cbcurrentSlideIndex--; gdv_6ad406994e5cbloadImage(gdv_6ad406994e5cbcurrentSlideIndex); gdv_6ad406994e5cbupdateSlideNumber(); } });
gdv_6ad406994e5cbnextSlideButton.addEventListener("click", function() { if (gdv_6ad406994e5cbcurrentSlideIndex < gdv_6ad406994e5cbimageUrls.length - 1) { gdv_6ad406994e5cbcurrentSlideIndex++; gdv_6ad406994e5cbloadImage(gdv_6ad406994e5cbcurrentSlideIndex); gdv_6ad406994e5cbupdateSlideNumber(); } }); function gdv_6ad406994e5cbresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad406994e5cbcanvasContainer"); gdv_6ad406994e5cbcanvas.width = container.clientWidth; gdv_6ad406994e5cbcanvas.height = container.clientHeight - 30; gdv_6ad406994e5cbfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad406994e5cbdrawImage(); } window.addEventListener("load", gdv_6ad406994e5cbresizeCanvas); window.addEventListener("resize", gdv_6ad406994e5cbresizeCanvas); function gdv_6ad406994e5cbfitImageToCanvas() { const canvasAspect = gdv_6ad406994e5cbcanvas.width / gdv_6ad406994e5cbcanvas.height; const imageAspect = gdv_6ad406994e5cbcurrentImage.width / gdv_6ad406994e5cbcurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad406994e5cbscale = gdv_6ad406994e5cbcanvas.width / gdv_6ad406994e5cbcurrentImage.width; } else { gdv_6ad406994e5cbscale = gdv_6ad406994e5cbcanvas.height / gdv_6ad406994e5cbcurrentImage.height; } gdv_6ad406994e5cboriginX = gdv_6ad406994e5cbcanvas.width / 2; gdv_6ad406994e5cboriginY = gdv_6ad406994e5cbcanvas.height / 2; }
function gdv_6ad406994e5cbdrawImage() { gdv_6ad406994e5cbctx.clearRect(0, 0, gdv_6ad406994e5cbcanvas.width, gdv_6ad406994e5cbcanvas.height); gdv_6ad406994e5cbctx.save(); gdv_6ad406994e5cbctx.translate(gdv_6ad406994e5cboriginX, gdv_6ad406994e5cboriginY); gdv_6ad406994e5cbctx.rotate((Math.PI / 180) * gdv_6ad406994e5cbrotationAngle); gdv_6ad406994e5cbctx.scale(gdv_6ad406994e5cbscale, gdv_6ad406994e5cbscale);
// Appliquer la luminosité et le contraste gdv_6ad406994e5cbctx.filter = `brightness(${gdv_6ad406994e5cbbrightnessInput.value}) contrast(${gdv_6ad406994e5cbcontrastInput.value})`; gdv_6ad406994e5cbctx.drawImage(gdv_6ad406994e5cbcurrentImage, -gdv_6ad406994e5cbcurrentImage.width/2, -gdv_6ad406994e5cbcurrentImage.height/2); gdv_6ad406994e5cbctx.restore(); }
// Ajouter les miniatures des images gdv_6ad406994e5cbimageUrls.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_6ad406994e5cbloadImage(index); gdv_6ad406994e5cbcurrentSlideIndex = index; gdv_6ad406994e5cbupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad406994e5cbthumbnailContainerWrapper.appendChild(slide); });
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 une image dans le canvas function gdv_6ad406994e5cbloadImage(index) { gdv_6ad406994e5cbcurrentImage.src = gdv_6ad406994e5cbimageUrls[index]["url"]; gdv_6ad406994e5cbimageName.innerHTML = filtrerChaine(gdv_6ad406994e5cbimageUrls[index]["name"], ""); gdv_6ad406994e5cbcurrentImage.onload = function() { gdv_6ad406994e5cbscale = 1; gdv_6ad406994e5cboriginX = 0; gdv_6ad406994e5cboriginY = 0; gdv_6ad406994e5cbfitImageToCanvas(); gdv_6ad406994e5cbdrawImage(); };
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_6ad406994e5cbswiper = new Swiper(".gdv_6ad406994e5cbswiper-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_6ad406994e5cbswiper.on("slideChange", function () { // gdv_6ad406994e5cbcurrentSlideIndex = gdv_6ad406994e5cbswiper.activeIndex; // gdv_6ad406994e5cbupdateSlideNumber(); //});
// Plein écran gdv_6ad406994e5cbfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad406994e5cbgd-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_6ad406994e5cbcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad406994e5cbscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad406994e5cbminScale, Math.min(gdv_6ad406994e5cbmaxScale, newScale)); const scaleRatio = newScale / gdv_6ad406994e5cbscale; gdv_6ad406994e5cboriginX = mouseX - (mouseX - gdv_6ad406994e5cboriginX) * scaleRatio; gdv_6ad406994e5cboriginY = mouseY - (mouseY - gdv_6ad406994e5cboriginY) * scaleRatio; gdv_6ad406994e5cbscale = newScale; gdv_6ad406994e5cbdrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad406994e5cbisDragging = false; let gdv_6ad406994e5cbstartX, gdv_6ad406994e5cbstartY; gdv_6ad406994e5cbcanvas.addEventListener("mousedown", function(event) { gdv_6ad406994e5cbisDragging = true; gdv_6ad406994e5cbstartX = event.offsetX - gdv_6ad406994e5cboriginX; gdv_6ad406994e5cbstartY = event.offsetY - gdv_6ad406994e5cboriginY; gdv_6ad406994e5cbcanvas.style.cursor = "grabbing"; }); gdv_6ad406994e5cbcanvas.addEventListener("mousemove", function(event) { if (gdv_6ad406994e5cbisDragging) { gdv_6ad406994e5cboriginX = event.offsetX - gdv_6ad406994e5cbstartX; gdv_6ad406994e5cboriginY = event.offsetY - gdv_6ad406994e5cbstartY; gdv_6ad406994e5cbdrawImage(); } }); // Gestion des événements tactiles gdv_6ad406994e5cbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad406994e5cbisDragging = true; const touch = event.touches[0]; gdv_6ad406994e5cbstartX = touch.pageX - gdv_6ad406994e5cboriginX; gdv_6ad406994e5cbstartY = touch.pageY - gdv_6ad406994e5cboriginY; } }); gdv_6ad406994e5cbcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad406994e5cboriginX = touch.pageX - gdv_6ad406994e5cbstartX; gdv_6ad406994e5cboriginY = touch.pageY - gdv_6ad406994e5cbstartY; gdv_6ad406994e5cbdrawImage(); }); gdv_6ad406994e5cbcanvas.addEventListener("touchend", function() { gdv_6ad406994e5cbisDragging = false; }); gdv_6ad406994e5cbcanvas.addEventListener("mouseup", function() { gdv_6ad406994e5cbisDragging = false; gdv_6ad406994e5cbcanvas.style.cursor = "grab"; }); gdv_6ad406994e5cbcanvas.addEventListener("mouseleave", function() { gdv_6ad406994e5cbisDragging = false; gdv_6ad406994e5cbcanvas.style.cursor = "grab"; }); gdv_6ad406994e5cbzoomInButton.addEventListener("click", function() { let newScale = gdv_6ad406994e5cbscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad406994e5cbscale = Math.max(gdv_6ad406994e5cbminScale, Math.min(gdv_6ad406994e5cbmaxScale, newScale)); gdv_6ad406994e5cbdrawImage(); }); gdv_6ad406994e5cbzoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad406994e5cbscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad406994e5cbscale = Math.max(gdv_6ad406994e5cbminScale, Math.min(gdv_6ad406994e5cbmaxScale, newScale)); gdv_6ad406994e5cbdrawImage(); }); gdv_6ad406994e5cbresetZoomButton.addEventListener("click", function() { gdv_6ad406994e5cbrotationAngle = 0; gdv_6ad406994e5cbfitImageToCanvas(); gdv_6ad406994e5cbdrawImage(); }); function gdv_6ad406994e5cbgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad406994e5cbdownloadImage").addEventListener("click", function() { let url = gdv_6ad406994e5cbcurrentImage.src; const imageId = gdv_6ad406994e5cbgetImageIdFromUrl(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_6ad406994e5cbprintImageFromApi(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_6ad406994e5cbprintButton = document.getElementById("gdv_6ad406994e5cbprintCanvas");
gdv_6ad406994e5cbprintButton.addEventListener("click", function() { let url = gdv_6ad406994e5cbcurrentImage.src; const imageId = gdv_6ad406994e5cbgetImageIdFromUrl(url); gdv_6ad406994e5cbprintImageFromApi(imageId); });
let gdv_6ad406994e5cbinitialDistance = 0; let gdv_6ad406994e5cbinitialScale = 1;
gdv_6ad406994e5cbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad406994e5cbinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad406994e5cbinitialScale = gdv_6ad406994e5cbscale; } });
gdv_6ad406994e5cbcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad406994e5cbinitialDistance; let newScale = gdv_6ad406994e5cbinitialScale * scaleChange;
newScale = Math.max(gdv_6ad406994e5cbminScale, Math.min(gdv_6ad406994e5cbmaxScale, 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_6ad406994e5cbscale; gdv_6ad406994e5cboriginX = centerX - (centerX - gdv_6ad406994e5cboriginX) * scaleRatio; gdv_6ad406994e5cboriginY = centerY - (centerY - gdv_6ad406994e5cboriginY) * scaleRatio;
gdv_6ad406994e5cbscale = newScale; gdv_6ad406994e5cbdrawImage(); // 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); }