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const gdv_6a1b5632c466ecanvas = document.getElementById("gdv_6a1b5632c466eimageCanvas"); const gdv_6a1b5632c466ectx = gdv_6a1b5632c466ecanvas.getContext("2d");
const gdv_6a1b5632c466ethumbnailContainer = document.getElementById("gdv_6a1b5632c466ethumbnailContainer"); const gdv_6a1b5632c466ethumbnailContainerWrapper = document.getElementById("gdv_6a1b5632c466ethumbnailContainerWrapper"); const gdv_6a1b5632c466ezoomInButton = document.getElementById("gdv_6a1b5632c466ezoomIn"); const gdv_6a1b5632c466ezoomOutButton = document.getElementById("gdv_6a1b5632c466ezoomOut"); const gdv_6a1b5632c466eresetZoomButton = document.getElementById("gdv_6a1b5632c466eresetZoom");
const gdv_6a1b5632c466ebrightnessInput = document.getElementById("gdv_6a1b5632c466ebrightness"); const gdv_6a1b5632c466econtrastInput = document.getElementById("gdv_6a1b5632c466econtrast"); const gdv_6a1b5632c466efullscreenButton = document.getElementById("gdv_6a1b5632c466efullscreen");
const gdv_6a1b5632c466erotateRightButton = document.getElementById("gdv_6a1b5632c466erotateRight"); const gdv_6a1b5632c466erotateLeftButton = document.getElementById("gdv_6a1b5632c466erotateLeft");
const gdv_6a1b5632c466eprevSlideButton = document.getElementById("gdv_6a1b5632c466eprevSlide"); const gdv_6a1b5632c466enextSlideButton = document.getElementById("gdv_6a1b5632c466enextSlide"); const gdv_6a1b5632c466eslideNumberDisplay = document.getElementById("gdv_6a1b5632c466eslideNumber"); const gdv_6a1b5632c466eimageName = document.getElementById("gdv_6a1b5632c466eimageName");
let gdv_6a1b5632c466ecurrentSlideIndex = 0;
gdv_6a1b5632c466ebrightnessInput.addEventListener("input", gdv_6a1b5632c466edrawImage); gdv_6a1b5632c466econtrastInput.addEventListener("input", gdv_6a1b5632c466edrawImage);
const gdv_6a1b5632c466eimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1F8IsIrRBO4KTP2lqjkU-Lhy844YQiqAd&sz=w3000","name":"ComCivils_Proclamation sur les re\u0301volte\u0301s.jpg"}];
let gdv_6a1b5632c466escale = 1; let gdv_6a1b5632c466eoriginX = 0; let gdv_6a1b5632c466eoriginY = 0; const gdv_6a1b5632c466eminScale = 0.1; const gdv_6a1b5632c466emaxScale = 5; let gdv_6a1b5632c466ecurrentImage = new Image();
let gdv_6a1b5632c466erotationAngle = 0;
gdv_6a1b5632c466erotateRightButton.addEventListener("click", function() { gdv_6a1b5632c466erotationAngle = (gdv_6a1b5632c466erotationAngle + 90) % 360; gdv_6a1b5632c466edrawImage(); });
gdv_6a1b5632c466erotateLeftButton.addEventListener("click", function() { gdv_6a1b5632c466erotationAngle = (gdv_6a1b5632c466erotationAngle - 90 + 360) % 360; gdv_6a1b5632c466edrawImage(); });
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_6a1b5632c466ecurrentImage.src = gdv_6a1b5632c466eimageUrls[0]["url"]; gdv_6a1b5632c466eimageName.innerHTML = filtrerChaine(gdv_6a1b5632c466eimageUrls[0]["name"], "rien"); gdv_6a1b5632c466ecurrentImage.onload = function() {
gdv_6a1b5632c466eupdateSlideNumber(); gdv_6a1b5632c466eresizeCanvas(); gdv_6a1b5632c466edrawImage(); document.getElementById("gdv_6a1b5632c466econtrols").style.display = "block"; };
function gdv_6a1b5632c466eupdateSlideNumber() { gdv_6a1b5632c466eslideNumberDisplay.textContent = `${gdv_6a1b5632c466ecurrentSlideIndex + 1} / ${gdv_6a1b5632c466eimageUrls.length}`; }
gdv_6a1b5632c466eprevSlideButton.addEventListener("click", function() { if (gdv_6a1b5632c466ecurrentSlideIndex > 0) { gdv_6a1b5632c466ecurrentSlideIndex--; gdv_6a1b5632c466eloadImage(gdv_6a1b5632c466ecurrentSlideIndex); gdv_6a1b5632c466eupdateSlideNumber(); } });
gdv_6a1b5632c466enextSlideButton.addEventListener("click", function() { if (gdv_6a1b5632c466ecurrentSlideIndex < gdv_6a1b5632c466eimageUrls.length - 1) { gdv_6a1b5632c466ecurrentSlideIndex++; gdv_6a1b5632c466eloadImage(gdv_6a1b5632c466ecurrentSlideIndex); gdv_6a1b5632c466eupdateSlideNumber(); } }); function gdv_6a1b5632c466eresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6a1b5632c466ecanvasContainer"); gdv_6a1b5632c466ecanvas.width = container.clientWidth; gdv_6a1b5632c466ecanvas.height = container.clientHeight - 30; gdv_6a1b5632c466efitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6a1b5632c466edrawImage(); } window.addEventListener("load", gdv_6a1b5632c466eresizeCanvas); window.addEventListener("resize", gdv_6a1b5632c466eresizeCanvas); function gdv_6a1b5632c466efitImageToCanvas() { const canvasAspect = gdv_6a1b5632c466ecanvas.width / gdv_6a1b5632c466ecanvas.height; const imageAspect = gdv_6a1b5632c466ecurrentImage.width / gdv_6a1b5632c466ecurrentImage.height; if (imageAspect > canvasAspect) { gdv_6a1b5632c466escale = gdv_6a1b5632c466ecanvas.width / gdv_6a1b5632c466ecurrentImage.width; } else { gdv_6a1b5632c466escale = gdv_6a1b5632c466ecanvas.height / gdv_6a1b5632c466ecurrentImage.height; } gdv_6a1b5632c466eoriginX = gdv_6a1b5632c466ecanvas.width / 2; gdv_6a1b5632c466eoriginY = gdv_6a1b5632c466ecanvas.height / 2; }
function gdv_6a1b5632c466edrawImage() { gdv_6a1b5632c466ectx.clearRect(0, 0, gdv_6a1b5632c466ecanvas.width, gdv_6a1b5632c466ecanvas.height); gdv_6a1b5632c466ectx.save(); gdv_6a1b5632c466ectx.translate(gdv_6a1b5632c466eoriginX, gdv_6a1b5632c466eoriginY); gdv_6a1b5632c466ectx.rotate((Math.PI / 180) * gdv_6a1b5632c466erotationAngle); gdv_6a1b5632c466ectx.scale(gdv_6a1b5632c466escale, gdv_6a1b5632c466escale);
// Appliquer la luminosité et le contraste gdv_6a1b5632c466ectx.filter = `brightness(${gdv_6a1b5632c466ebrightnessInput.value}) contrast(${gdv_6a1b5632c466econtrastInput.value})`; gdv_6a1b5632c466ectx.drawImage(gdv_6a1b5632c466ecurrentImage, -gdv_6a1b5632c466ecurrentImage.width/2, -gdv_6a1b5632c466ecurrentImage.height/2); gdv_6a1b5632c466ectx.restore(); }
// Ajouter les miniatures des images gdv_6a1b5632c466eimageUrls.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_6a1b5632c466eloadImage(index); gdv_6a1b5632c466ecurrentSlideIndex = index; gdv_6a1b5632c466eupdateSlideNumber(); }; slide.appendChild(img); gdv_6a1b5632c466ethumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6a1b5632c466eloadImage(index) { gdv_6a1b5632c466ecurrentImage.src = gdv_6a1b5632c466eimageUrls[index]["url"]; gdv_6a1b5632c466eimageName.innerHTML = filtrerChaine(gdv_6a1b5632c466eimageUrls[index]["name"], "rien"); gdv_6a1b5632c466ecurrentImage.onload = function() { gdv_6a1b5632c466escale = 1; gdv_6a1b5632c466eoriginX = 0; gdv_6a1b5632c466eoriginY = 0; gdv_6a1b5632c466efitImageToCanvas(); gdv_6a1b5632c466edrawImage(); };
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_6a1b5632c466eswiper = new Swiper(".gdv_6a1b5632c466eswiper-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_6a1b5632c466eswiper.on("slideChange", function () { // gdv_6a1b5632c466ecurrentSlideIndex = gdv_6a1b5632c466eswiper.activeIndex; // gdv_6a1b5632c466eupdateSlideNumber(); //});
// Plein écran gdv_6a1b5632c466efullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6a1b5632c466egd-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_6a1b5632c466ecanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6a1b5632c466escale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6a1b5632c466eminScale, Math.min(gdv_6a1b5632c466emaxScale, newScale)); const scaleRatio = newScale / gdv_6a1b5632c466escale; gdv_6a1b5632c466eoriginX = mouseX - (mouseX - gdv_6a1b5632c466eoriginX) * scaleRatio; gdv_6a1b5632c466eoriginY = mouseY - (mouseY - gdv_6a1b5632c466eoriginY) * scaleRatio; gdv_6a1b5632c466escale = newScale; gdv_6a1b5632c466edrawImage(); }); // Gestion du déplacement (pan) let gdv_6a1b5632c466eisDragging = false; let gdv_6a1b5632c466estartX, gdv_6a1b5632c466estartY; gdv_6a1b5632c466ecanvas.addEventListener("mousedown", function(event) { gdv_6a1b5632c466eisDragging = true; gdv_6a1b5632c466estartX = event.offsetX - gdv_6a1b5632c466eoriginX; gdv_6a1b5632c466estartY = event.offsetY - gdv_6a1b5632c466eoriginY; gdv_6a1b5632c466ecanvas.style.cursor = "grabbing"; }); gdv_6a1b5632c466ecanvas.addEventListener("mousemove", function(event) { if (gdv_6a1b5632c466eisDragging) { gdv_6a1b5632c466eoriginX = event.offsetX - gdv_6a1b5632c466estartX; gdv_6a1b5632c466eoriginY = event.offsetY - gdv_6a1b5632c466estartY; gdv_6a1b5632c466edrawImage(); } }); // Gestion des événements tactiles gdv_6a1b5632c466ecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6a1b5632c466eisDragging = true; const touch = event.touches[0]; gdv_6a1b5632c466estartX = touch.pageX - gdv_6a1b5632c466eoriginX; gdv_6a1b5632c466estartY = touch.pageY - gdv_6a1b5632c466eoriginY; } }); gdv_6a1b5632c466ecanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6a1b5632c466eoriginX = touch.pageX - gdv_6a1b5632c466estartX; gdv_6a1b5632c466eoriginY = touch.pageY - gdv_6a1b5632c466estartY; gdv_6a1b5632c466edrawImage(); }); gdv_6a1b5632c466ecanvas.addEventListener("touchend", function() { gdv_6a1b5632c466eisDragging = false; }); gdv_6a1b5632c466ecanvas.addEventListener("mouseup", function() { gdv_6a1b5632c466eisDragging = false; gdv_6a1b5632c466ecanvas.style.cursor = "grab"; }); gdv_6a1b5632c466ecanvas.addEventListener("mouseleave", function() { gdv_6a1b5632c466eisDragging = false; gdv_6a1b5632c466ecanvas.style.cursor = "grab"; }); gdv_6a1b5632c466ezoomInButton.addEventListener("click", function() { let newScale = gdv_6a1b5632c466escale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6a1b5632c466escale = Math.max(gdv_6a1b5632c466eminScale, Math.min(gdv_6a1b5632c466emaxScale, newScale)); gdv_6a1b5632c466edrawImage(); }); gdv_6a1b5632c466ezoomOutButton.addEventListener("click", function() { let newScale = gdv_6a1b5632c466escale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6a1b5632c466escale = Math.max(gdv_6a1b5632c466eminScale, Math.min(gdv_6a1b5632c466emaxScale, newScale)); gdv_6a1b5632c466edrawImage(); }); gdv_6a1b5632c466eresetZoomButton.addEventListener("click", function() { gdv_6a1b5632c466erotationAngle = 0; gdv_6a1b5632c466efitImageToCanvas(); gdv_6a1b5632c466edrawImage(); }); function gdv_6a1b5632c466egetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6a1b5632c466edownloadImage").addEventListener("click", function() { let url = gdv_6a1b5632c466ecurrentImage.src; const imageId = gdv_6a1b5632c466egetImageIdFromUrl(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_6a1b5632c466eprintImageFromApi(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_6a1b5632c466eprintButton = document.getElementById("gdv_6a1b5632c466eprintCanvas");
gdv_6a1b5632c466eprintButton.addEventListener("click", function() { let url = gdv_6a1b5632c466ecurrentImage.src; const imageId = gdv_6a1b5632c466egetImageIdFromUrl(url); gdv_6a1b5632c466eprintImageFromApi(imageId); });
let gdv_6a1b5632c466einitialDistance = 0; let gdv_6a1b5632c466einitialScale = 1;
gdv_6a1b5632c466ecanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6a1b5632c466einitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6a1b5632c466einitialScale = gdv_6a1b5632c466escale; } });
gdv_6a1b5632c466ecanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6a1b5632c466einitialDistance; let newScale = gdv_6a1b5632c466einitialScale * scaleChange;
newScale = Math.max(gdv_6a1b5632c466eminScale, Math.min(gdv_6a1b5632c466emaxScale, 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_6a1b5632c466escale; gdv_6a1b5632c466eoriginX = centerX - (centerX - gdv_6a1b5632c466eoriginX) * scaleRatio; gdv_6a1b5632c466eoriginY = centerY - (centerY - gdv_6a1b5632c466eoriginY) * scaleRatio;
gdv_6a1b5632c466escale = newScale; gdv_6a1b5632c466edrawImage(); // 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); }