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const gdv_6ad420381841ccanvas = document.getElementById("gdv_6ad420381841cimageCanvas"); const gdv_6ad420381841cctx = gdv_6ad420381841ccanvas.getContext("2d");
const gdv_6ad420381841cthumbnailContainer = document.getElementById("gdv_6ad420381841cthumbnailContainer"); const gdv_6ad420381841cthumbnailContainerWrapper = document.getElementById("gdv_6ad420381841cthumbnailContainerWrapper"); const gdv_6ad420381841czoomInButton = document.getElementById("gdv_6ad420381841czoomIn"); const gdv_6ad420381841czoomOutButton = document.getElementById("gdv_6ad420381841czoomOut"); const gdv_6ad420381841cresetZoomButton = document.getElementById("gdv_6ad420381841cresetZoom");
const gdv_6ad420381841cbrightnessInput = document.getElementById("gdv_6ad420381841cbrightness"); const gdv_6ad420381841ccontrastInput = document.getElementById("gdv_6ad420381841ccontrast"); const gdv_6ad420381841cfullscreenButton = document.getElementById("gdv_6ad420381841cfullscreen");
const gdv_6ad420381841crotateRightButton = document.getElementById("gdv_6ad420381841crotateRight"); const gdv_6ad420381841crotateLeftButton = document.getElementById("gdv_6ad420381841crotateLeft");
const gdv_6ad420381841cprevSlideButton = document.getElementById("gdv_6ad420381841cprevSlide"); const gdv_6ad420381841cnextSlideButton = document.getElementById("gdv_6ad420381841cnextSlide"); const gdv_6ad420381841cslideNumberDisplay = document.getElementById("gdv_6ad420381841cslideNumber"); const gdv_6ad420381841cimageName = document.getElementById("gdv_6ad420381841cimageName");
let gdv_6ad420381841ccurrentSlideIndex = 0;
gdv_6ad420381841cbrightnessInput.addEventListener("input", gdv_6ad420381841cdrawImage); gdv_6ad420381841ccontrastInput.addEventListener("input", gdv_6ad420381841cdrawImage);
const gdv_6ad420381841cimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1Hld3f4_pvFi3LkNKW-zUgYYYnnmHcnWb&sz=w3000","name":"Delpech_ordonnance concernant la municipalite\u0301 de Cavaillon.jpg"}];
let gdv_6ad420381841cscale = 1; let gdv_6ad420381841coriginX = 0; let gdv_6ad420381841coriginY = 0; const gdv_6ad420381841cminScale = 0.1; const gdv_6ad420381841cmaxScale = 5; let gdv_6ad420381841ccurrentImage = new Image();
let gdv_6ad420381841crotationAngle = 0;
gdv_6ad420381841crotateRightButton.addEventListener("click", function() { gdv_6ad420381841crotationAngle = (gdv_6ad420381841crotationAngle + 90) % 360; gdv_6ad420381841cdrawImage(); });
gdv_6ad420381841crotateLeftButton.addEventListener("click", function() { gdv_6ad420381841crotationAngle = (gdv_6ad420381841crotationAngle - 90 + 360) % 360; gdv_6ad420381841cdrawImage(); });
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_6ad420381841ccurrentImage.src = gdv_6ad420381841cimageUrls[0]["url"]; gdv_6ad420381841cimageName.innerHTML = filtrerChaine(gdv_6ad420381841cimageUrls[0]["name"], "rien"); gdv_6ad420381841ccurrentImage.onload = function() {
gdv_6ad420381841cupdateSlideNumber(); gdv_6ad420381841cresizeCanvas(); gdv_6ad420381841cdrawImage(); document.getElementById("gdv_6ad420381841ccontrols").style.display = "block"; };
function gdv_6ad420381841cupdateSlideNumber() { gdv_6ad420381841cslideNumberDisplay.textContent = `${gdv_6ad420381841ccurrentSlideIndex + 1} / ${gdv_6ad420381841cimageUrls.length}`; }
gdv_6ad420381841cprevSlideButton.addEventListener("click", function() { if (gdv_6ad420381841ccurrentSlideIndex > 0) { gdv_6ad420381841ccurrentSlideIndex--; gdv_6ad420381841cloadImage(gdv_6ad420381841ccurrentSlideIndex); gdv_6ad420381841cupdateSlideNumber(); } });
gdv_6ad420381841cnextSlideButton.addEventListener("click", function() { if (gdv_6ad420381841ccurrentSlideIndex < gdv_6ad420381841cimageUrls.length - 1) { gdv_6ad420381841ccurrentSlideIndex++; gdv_6ad420381841cloadImage(gdv_6ad420381841ccurrentSlideIndex); gdv_6ad420381841cupdateSlideNumber(); } }); function gdv_6ad420381841cresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6ad420381841ccanvasContainer"); gdv_6ad420381841ccanvas.width = container.clientWidth; gdv_6ad420381841ccanvas.height = container.clientHeight - 30; gdv_6ad420381841cfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6ad420381841cdrawImage(); } window.addEventListener("load", gdv_6ad420381841cresizeCanvas); window.addEventListener("resize", gdv_6ad420381841cresizeCanvas); function gdv_6ad420381841cfitImageToCanvas() { const canvasAspect = gdv_6ad420381841ccanvas.width / gdv_6ad420381841ccanvas.height; const imageAspect = gdv_6ad420381841ccurrentImage.width / gdv_6ad420381841ccurrentImage.height; if (imageAspect > canvasAspect) { gdv_6ad420381841cscale = gdv_6ad420381841ccanvas.width / gdv_6ad420381841ccurrentImage.width; } else { gdv_6ad420381841cscale = gdv_6ad420381841ccanvas.height / gdv_6ad420381841ccurrentImage.height; } gdv_6ad420381841coriginX = gdv_6ad420381841ccanvas.width / 2; gdv_6ad420381841coriginY = gdv_6ad420381841ccanvas.height / 2; }
function gdv_6ad420381841cdrawImage() { gdv_6ad420381841cctx.clearRect(0, 0, gdv_6ad420381841ccanvas.width, gdv_6ad420381841ccanvas.height); gdv_6ad420381841cctx.save(); gdv_6ad420381841cctx.translate(gdv_6ad420381841coriginX, gdv_6ad420381841coriginY); gdv_6ad420381841cctx.rotate((Math.PI / 180) * gdv_6ad420381841crotationAngle); gdv_6ad420381841cctx.scale(gdv_6ad420381841cscale, gdv_6ad420381841cscale);
// Appliquer la luminosité et le contraste gdv_6ad420381841cctx.filter = `brightness(${gdv_6ad420381841cbrightnessInput.value}) contrast(${gdv_6ad420381841ccontrastInput.value})`; gdv_6ad420381841cctx.drawImage(gdv_6ad420381841ccurrentImage, -gdv_6ad420381841ccurrentImage.width/2, -gdv_6ad420381841ccurrentImage.height/2); gdv_6ad420381841cctx.restore(); }
// Ajouter les miniatures des images gdv_6ad420381841cimageUrls.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_6ad420381841cloadImage(index); gdv_6ad420381841ccurrentSlideIndex = index; gdv_6ad420381841cupdateSlideNumber(); }; slide.appendChild(img); gdv_6ad420381841cthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6ad420381841cloadImage(index) { gdv_6ad420381841ccurrentImage.src = gdv_6ad420381841cimageUrls[index]["url"]; gdv_6ad420381841cimageName.innerHTML = filtrerChaine(gdv_6ad420381841cimageUrls[index]["name"], "rien"); gdv_6ad420381841ccurrentImage.onload = function() { gdv_6ad420381841cscale = 1; gdv_6ad420381841coriginX = 0; gdv_6ad420381841coriginY = 0; gdv_6ad420381841cfitImageToCanvas(); gdv_6ad420381841cdrawImage(); };
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_6ad420381841cswiper = new Swiper(".gdv_6ad420381841cswiper-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_6ad420381841cswiper.on("slideChange", function () { // gdv_6ad420381841ccurrentSlideIndex = gdv_6ad420381841cswiper.activeIndex; // gdv_6ad420381841cupdateSlideNumber(); //});
// Plein écran gdv_6ad420381841cfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6ad420381841cgd-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_6ad420381841ccanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6ad420381841cscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6ad420381841cminScale, Math.min(gdv_6ad420381841cmaxScale, newScale)); const scaleRatio = newScale / gdv_6ad420381841cscale; gdv_6ad420381841coriginX = mouseX - (mouseX - gdv_6ad420381841coriginX) * scaleRatio; gdv_6ad420381841coriginY = mouseY - (mouseY - gdv_6ad420381841coriginY) * scaleRatio; gdv_6ad420381841cscale = newScale; gdv_6ad420381841cdrawImage(); }); // Gestion du déplacement (pan) let gdv_6ad420381841cisDragging = false; let gdv_6ad420381841cstartX, gdv_6ad420381841cstartY; gdv_6ad420381841ccanvas.addEventListener("mousedown", function(event) { gdv_6ad420381841cisDragging = true; gdv_6ad420381841cstartX = event.offsetX - gdv_6ad420381841coriginX; gdv_6ad420381841cstartY = event.offsetY - gdv_6ad420381841coriginY; gdv_6ad420381841ccanvas.style.cursor = "grabbing"; }); gdv_6ad420381841ccanvas.addEventListener("mousemove", function(event) { if (gdv_6ad420381841cisDragging) { gdv_6ad420381841coriginX = event.offsetX - gdv_6ad420381841cstartX; gdv_6ad420381841coriginY = event.offsetY - gdv_6ad420381841cstartY; gdv_6ad420381841cdrawImage(); } }); // Gestion des événements tactiles gdv_6ad420381841ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6ad420381841cisDragging = true; const touch = event.touches[0]; gdv_6ad420381841cstartX = touch.pageX - gdv_6ad420381841coriginX; gdv_6ad420381841cstartY = touch.pageY - gdv_6ad420381841coriginY; } }); gdv_6ad420381841ccanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6ad420381841coriginX = touch.pageX - gdv_6ad420381841cstartX; gdv_6ad420381841coriginY = touch.pageY - gdv_6ad420381841cstartY; gdv_6ad420381841cdrawImage(); }); gdv_6ad420381841ccanvas.addEventListener("touchend", function() { gdv_6ad420381841cisDragging = false; }); gdv_6ad420381841ccanvas.addEventListener("mouseup", function() { gdv_6ad420381841cisDragging = false; gdv_6ad420381841ccanvas.style.cursor = "grab"; }); gdv_6ad420381841ccanvas.addEventListener("mouseleave", function() { gdv_6ad420381841cisDragging = false; gdv_6ad420381841ccanvas.style.cursor = "grab"; }); gdv_6ad420381841czoomInButton.addEventListener("click", function() { let newScale = gdv_6ad420381841cscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6ad420381841cscale = Math.max(gdv_6ad420381841cminScale, Math.min(gdv_6ad420381841cmaxScale, newScale)); gdv_6ad420381841cdrawImage(); }); gdv_6ad420381841czoomOutButton.addEventListener("click", function() { let newScale = gdv_6ad420381841cscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6ad420381841cscale = Math.max(gdv_6ad420381841cminScale, Math.min(gdv_6ad420381841cmaxScale, newScale)); gdv_6ad420381841cdrawImage(); }); gdv_6ad420381841cresetZoomButton.addEventListener("click", function() { gdv_6ad420381841crotationAngle = 0; gdv_6ad420381841cfitImageToCanvas(); gdv_6ad420381841cdrawImage(); }); function gdv_6ad420381841cgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6ad420381841cdownloadImage").addEventListener("click", function() { let url = gdv_6ad420381841ccurrentImage.src; const imageId = gdv_6ad420381841cgetImageIdFromUrl(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_6ad420381841cprintImageFromApi(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_6ad420381841cprintButton = document.getElementById("gdv_6ad420381841cprintCanvas");
gdv_6ad420381841cprintButton.addEventListener("click", function() { let url = gdv_6ad420381841ccurrentImage.src; const imageId = gdv_6ad420381841cgetImageIdFromUrl(url); gdv_6ad420381841cprintImageFromApi(imageId); });
let gdv_6ad420381841cinitialDistance = 0; let gdv_6ad420381841cinitialScale = 1;
gdv_6ad420381841ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6ad420381841cinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6ad420381841cinitialScale = gdv_6ad420381841cscale; } });
gdv_6ad420381841ccanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6ad420381841cinitialDistance; let newScale = gdv_6ad420381841cinitialScale * scaleChange;
newScale = Math.max(gdv_6ad420381841cminScale, Math.min(gdv_6ad420381841cmaxScale, 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_6ad420381841cscale; gdv_6ad420381841coriginX = centerX - (centerX - gdv_6ad420381841coriginX) * scaleRatio; gdv_6ad420381841coriginY = centerY - (centerY - gdv_6ad420381841coriginY) * scaleRatio;
gdv_6ad420381841cscale = newScale; gdv_6ad420381841cdrawImage(); // 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); }