1 / X
const gdv_69a8b5b64ddbbcanvas = document.getElementById("gdv_69a8b5b64ddbbimageCanvas"); const gdv_69a8b5b64ddbbctx = gdv_69a8b5b64ddbbcanvas.getContext("2d");
const gdv_69a8b5b64ddbbthumbnailContainer = document.getElementById("gdv_69a8b5b64ddbbthumbnailContainer"); const gdv_69a8b5b64ddbbthumbnailContainerWrapper = document.getElementById("gdv_69a8b5b64ddbbthumbnailContainerWrapper"); const gdv_69a8b5b64ddbbzoomInButton = document.getElementById("gdv_69a8b5b64ddbbzoomIn"); const gdv_69a8b5b64ddbbzoomOutButton = document.getElementById("gdv_69a8b5b64ddbbzoomOut"); const gdv_69a8b5b64ddbbresetZoomButton = document.getElementById("gdv_69a8b5b64ddbbresetZoom");
const gdv_69a8b5b64ddbbbrightnessInput = document.getElementById("gdv_69a8b5b64ddbbbrightness"); const gdv_69a8b5b64ddbbcontrastInput = document.getElementById("gdv_69a8b5b64ddbbcontrast"); const gdv_69a8b5b64ddbbfullscreenButton = document.getElementById("gdv_69a8b5b64ddbbfullscreen");
const gdv_69a8b5b64ddbbrotateRightButton = document.getElementById("gdv_69a8b5b64ddbbrotateRight"); const gdv_69a8b5b64ddbbrotateLeftButton = document.getElementById("gdv_69a8b5b64ddbbrotateLeft");
const gdv_69a8b5b64ddbbprevSlideButton = document.getElementById("gdv_69a8b5b64ddbbprevSlide"); const gdv_69a8b5b64ddbbnextSlideButton = document.getElementById("gdv_69a8b5b64ddbbnextSlide"); const gdv_69a8b5b64ddbbslideNumberDisplay = document.getElementById("gdv_69a8b5b64ddbbslideNumber"); const gdv_69a8b5b64ddbbimageName = document.getElementById("gdv_69a8b5b64ddbbimageName");
let gdv_69a8b5b64ddbbcurrentSlideIndex = 0;
gdv_69a8b5b64ddbbbrightnessInput.addEventListener("input", gdv_69a8b5b64ddbbdrawImage); gdv_69a8b5b64ddbbcontrastInput.addEventListener("input", gdv_69a8b5b64ddbbdrawImage);
const gdv_69a8b5b64ddbbimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=14gKlA83yNbb6MxEXLTHIgAYi2sNMsm8o&sz=w3000","name":"EPOL et LFS_sur les conseil supe\u0301rieurs.jpg"}];
let gdv_69a8b5b64ddbbscale = 1; let gdv_69a8b5b64ddbboriginX = 0; let gdv_69a8b5b64ddbboriginY = 0; const gdv_69a8b5b64ddbbminScale = 0.1; const gdv_69a8b5b64ddbbmaxScale = 5; let gdv_69a8b5b64ddbbcurrentImage = new Image();
let gdv_69a8b5b64ddbbrotationAngle = 0;
gdv_69a8b5b64ddbbrotateRightButton.addEventListener("click", function() { gdv_69a8b5b64ddbbrotationAngle = (gdv_69a8b5b64ddbbrotationAngle + 90) % 360; gdv_69a8b5b64ddbbdrawImage(); });
gdv_69a8b5b64ddbbrotateLeftButton.addEventListener("click", function() { gdv_69a8b5b64ddbbrotationAngle = (gdv_69a8b5b64ddbbrotationAngle - 90 + 360) % 360; gdv_69a8b5b64ddbbdrawImage(); });
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_69a8b5b64ddbbcurrentImage.src = gdv_69a8b5b64ddbbimageUrls[0]["url"]; gdv_69a8b5b64ddbbimageName.innerHTML = filtrerChaine(gdv_69a8b5b64ddbbimageUrls[0]["name"], "rien"); gdv_69a8b5b64ddbbcurrentImage.onload = function() {
gdv_69a8b5b64ddbbupdateSlideNumber(); gdv_69a8b5b64ddbbresizeCanvas(); gdv_69a8b5b64ddbbdrawImage(); document.getElementById("gdv_69a8b5b64ddbbcontrols").style.display = "block"; };
function gdv_69a8b5b64ddbbupdateSlideNumber() { gdv_69a8b5b64ddbbslideNumberDisplay.textContent = `${gdv_69a8b5b64ddbbcurrentSlideIndex + 1} / ${gdv_69a8b5b64ddbbimageUrls.length}`; }
gdv_69a8b5b64ddbbprevSlideButton.addEventListener("click", function() { if (gdv_69a8b5b64ddbbcurrentSlideIndex > 0) { gdv_69a8b5b64ddbbcurrentSlideIndex--; gdv_69a8b5b64ddbbloadImage(gdv_69a8b5b64ddbbcurrentSlideIndex); gdv_69a8b5b64ddbbupdateSlideNumber(); } });
gdv_69a8b5b64ddbbnextSlideButton.addEventListener("click", function() { if (gdv_69a8b5b64ddbbcurrentSlideIndex < gdv_69a8b5b64ddbbimageUrls.length - 1) { gdv_69a8b5b64ddbbcurrentSlideIndex++; gdv_69a8b5b64ddbbloadImage(gdv_69a8b5b64ddbbcurrentSlideIndex); gdv_69a8b5b64ddbbupdateSlideNumber(); } }); function gdv_69a8b5b64ddbbresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_69a8b5b64ddbbcanvasContainer"); gdv_69a8b5b64ddbbcanvas.width = container.clientWidth; gdv_69a8b5b64ddbbcanvas.height = container.clientHeight - 30; gdv_69a8b5b64ddbbfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_69a8b5b64ddbbdrawImage(); } window.addEventListener("load", gdv_69a8b5b64ddbbresizeCanvas); window.addEventListener("resize", gdv_69a8b5b64ddbbresizeCanvas); function gdv_69a8b5b64ddbbfitImageToCanvas() { const canvasAspect = gdv_69a8b5b64ddbbcanvas.width / gdv_69a8b5b64ddbbcanvas.height; const imageAspect = gdv_69a8b5b64ddbbcurrentImage.width / gdv_69a8b5b64ddbbcurrentImage.height; if (imageAspect > canvasAspect) { gdv_69a8b5b64ddbbscale = gdv_69a8b5b64ddbbcanvas.width / gdv_69a8b5b64ddbbcurrentImage.width; } else { gdv_69a8b5b64ddbbscale = gdv_69a8b5b64ddbbcanvas.height / gdv_69a8b5b64ddbbcurrentImage.height; } gdv_69a8b5b64ddbboriginX = gdv_69a8b5b64ddbbcanvas.width / 2; gdv_69a8b5b64ddbboriginY = gdv_69a8b5b64ddbbcanvas.height / 2; }
function gdv_69a8b5b64ddbbdrawImage() { gdv_69a8b5b64ddbbctx.clearRect(0, 0, gdv_69a8b5b64ddbbcanvas.width, gdv_69a8b5b64ddbbcanvas.height); gdv_69a8b5b64ddbbctx.save(); gdv_69a8b5b64ddbbctx.translate(gdv_69a8b5b64ddbboriginX, gdv_69a8b5b64ddbboriginY); gdv_69a8b5b64ddbbctx.rotate((Math.PI / 180) * gdv_69a8b5b64ddbbrotationAngle); gdv_69a8b5b64ddbbctx.scale(gdv_69a8b5b64ddbbscale, gdv_69a8b5b64ddbbscale);
// Appliquer la luminosité et le contraste gdv_69a8b5b64ddbbctx.filter = `brightness(${gdv_69a8b5b64ddbbbrightnessInput.value}) contrast(${gdv_69a8b5b64ddbbcontrastInput.value})`; gdv_69a8b5b64ddbbctx.drawImage(gdv_69a8b5b64ddbbcurrentImage, -gdv_69a8b5b64ddbbcurrentImage.width/2, -gdv_69a8b5b64ddbbcurrentImage.height/2); gdv_69a8b5b64ddbbctx.restore(); }
// Ajouter les miniatures des images gdv_69a8b5b64ddbbimageUrls.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_69a8b5b64ddbbloadImage(index); gdv_69a8b5b64ddbbcurrentSlideIndex = index; gdv_69a8b5b64ddbbupdateSlideNumber(); }; slide.appendChild(img); gdv_69a8b5b64ddbbthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_69a8b5b64ddbbloadImage(index) { gdv_69a8b5b64ddbbcurrentImage.src = gdv_69a8b5b64ddbbimageUrls[index]["url"]; gdv_69a8b5b64ddbbimageName.innerHTML = filtrerChaine(gdv_69a8b5b64ddbbimageUrls[index]["name"], "rien"); gdv_69a8b5b64ddbbcurrentImage.onload = function() { gdv_69a8b5b64ddbbscale = 1; gdv_69a8b5b64ddbboriginX = 0; gdv_69a8b5b64ddbboriginY = 0; gdv_69a8b5b64ddbbfitImageToCanvas(); gdv_69a8b5b64ddbbdrawImage(); };
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_69a8b5b64ddbbswiper = new Swiper(".gdv_69a8b5b64ddbbswiper-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_69a8b5b64ddbbswiper.on("slideChange", function () { // gdv_69a8b5b64ddbbcurrentSlideIndex = gdv_69a8b5b64ddbbswiper.activeIndex; // gdv_69a8b5b64ddbbupdateSlideNumber(); //});
// Plein écran gdv_69a8b5b64ddbbfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_69a8b5b64ddbbgd-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_69a8b5b64ddbbcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_69a8b5b64ddbbscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_69a8b5b64ddbbminScale, Math.min(gdv_69a8b5b64ddbbmaxScale, newScale)); const scaleRatio = newScale / gdv_69a8b5b64ddbbscale; gdv_69a8b5b64ddbboriginX = mouseX - (mouseX - gdv_69a8b5b64ddbboriginX) * scaleRatio; gdv_69a8b5b64ddbboriginY = mouseY - (mouseY - gdv_69a8b5b64ddbboriginY) * scaleRatio; gdv_69a8b5b64ddbbscale = newScale; gdv_69a8b5b64ddbbdrawImage(); }); // Gestion du déplacement (pan) let gdv_69a8b5b64ddbbisDragging = false; let gdv_69a8b5b64ddbbstartX, gdv_69a8b5b64ddbbstartY; gdv_69a8b5b64ddbbcanvas.addEventListener("mousedown", function(event) { gdv_69a8b5b64ddbbisDragging = true; gdv_69a8b5b64ddbbstartX = event.offsetX - gdv_69a8b5b64ddbboriginX; gdv_69a8b5b64ddbbstartY = event.offsetY - gdv_69a8b5b64ddbboriginY; gdv_69a8b5b64ddbbcanvas.style.cursor = "grabbing"; }); gdv_69a8b5b64ddbbcanvas.addEventListener("mousemove", function(event) { if (gdv_69a8b5b64ddbbisDragging) { gdv_69a8b5b64ddbboriginX = event.offsetX - gdv_69a8b5b64ddbbstartX; gdv_69a8b5b64ddbboriginY = event.offsetY - gdv_69a8b5b64ddbbstartY; gdv_69a8b5b64ddbbdrawImage(); } }); // Gestion des événements tactiles gdv_69a8b5b64ddbbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_69a8b5b64ddbbisDragging = true; const touch = event.touches[0]; gdv_69a8b5b64ddbbstartX = touch.pageX - gdv_69a8b5b64ddbboriginX; gdv_69a8b5b64ddbbstartY = touch.pageY - gdv_69a8b5b64ddbboriginY; } }); gdv_69a8b5b64ddbbcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_69a8b5b64ddbboriginX = touch.pageX - gdv_69a8b5b64ddbbstartX; gdv_69a8b5b64ddbboriginY = touch.pageY - gdv_69a8b5b64ddbbstartY; gdv_69a8b5b64ddbbdrawImage(); }); gdv_69a8b5b64ddbbcanvas.addEventListener("touchend", function() { gdv_69a8b5b64ddbbisDragging = false; }); gdv_69a8b5b64ddbbcanvas.addEventListener("mouseup", function() { gdv_69a8b5b64ddbbisDragging = false; gdv_69a8b5b64ddbbcanvas.style.cursor = "grab"; }); gdv_69a8b5b64ddbbcanvas.addEventListener("mouseleave", function() { gdv_69a8b5b64ddbbisDragging = false; gdv_69a8b5b64ddbbcanvas.style.cursor = "grab"; }); gdv_69a8b5b64ddbbzoomInButton.addEventListener("click", function() { let newScale = gdv_69a8b5b64ddbbscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_69a8b5b64ddbbscale = Math.max(gdv_69a8b5b64ddbbminScale, Math.min(gdv_69a8b5b64ddbbmaxScale, newScale)); gdv_69a8b5b64ddbbdrawImage(); }); gdv_69a8b5b64ddbbzoomOutButton.addEventListener("click", function() { let newScale = gdv_69a8b5b64ddbbscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_69a8b5b64ddbbscale = Math.max(gdv_69a8b5b64ddbbminScale, Math.min(gdv_69a8b5b64ddbbmaxScale, newScale)); gdv_69a8b5b64ddbbdrawImage(); }); gdv_69a8b5b64ddbbresetZoomButton.addEventListener("click", function() { gdv_69a8b5b64ddbbrotationAngle = 0; gdv_69a8b5b64ddbbfitImageToCanvas(); gdv_69a8b5b64ddbbdrawImage(); }); function gdv_69a8b5b64ddbbgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_69a8b5b64ddbbdownloadImage").addEventListener("click", function() { let url = gdv_69a8b5b64ddbbcurrentImage.src; const imageId = gdv_69a8b5b64ddbbgetImageIdFromUrl(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_69a8b5b64ddbbprintImageFromApi(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_69a8b5b64ddbbprintButton = document.getElementById("gdv_69a8b5b64ddbbprintCanvas");
gdv_69a8b5b64ddbbprintButton.addEventListener("click", function() { let url = gdv_69a8b5b64ddbbcurrentImage.src; const imageId = gdv_69a8b5b64ddbbgetImageIdFromUrl(url); gdv_69a8b5b64ddbbprintImageFromApi(imageId); });
let gdv_69a8b5b64ddbbinitialDistance = 0; let gdv_69a8b5b64ddbbinitialScale = 1;
gdv_69a8b5b64ddbbcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_69a8b5b64ddbbinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_69a8b5b64ddbbinitialScale = gdv_69a8b5b64ddbbscale; } });
gdv_69a8b5b64ddbbcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_69a8b5b64ddbbinitialDistance; let newScale = gdv_69a8b5b64ddbbinitialScale * scaleChange;
newScale = Math.max(gdv_69a8b5b64ddbbminScale, Math.min(gdv_69a8b5b64ddbbmaxScale, 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_69a8b5b64ddbbscale; gdv_69a8b5b64ddbboriginX = centerX - (centerX - gdv_69a8b5b64ddbboriginX) * scaleRatio; gdv_69a8b5b64ddbboriginY = centerY - (centerY - gdv_69a8b5b64ddbboriginY) * scaleRatio;
gdv_69a8b5b64ddbbscale = newScale; gdv_69a8b5b64ddbbdrawImage(); // 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); }