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const gdv_6a33bb54de96ccanvas = document.getElementById("gdv_6a33bb54de96cimageCanvas"); const gdv_6a33bb54de96cctx = gdv_6a33bb54de96ccanvas.getContext("2d");
const gdv_6a33bb54de96cthumbnailContainer = document.getElementById("gdv_6a33bb54de96cthumbnailContainer"); const gdv_6a33bb54de96cthumbnailContainerWrapper = document.getElementById("gdv_6a33bb54de96cthumbnailContainerWrapper"); const gdv_6a33bb54de96czoomInButton = document.getElementById("gdv_6a33bb54de96czoomIn"); const gdv_6a33bb54de96czoomOutButton = document.getElementById("gdv_6a33bb54de96czoomOut"); const gdv_6a33bb54de96cresetZoomButton = document.getElementById("gdv_6a33bb54de96cresetZoom");
const gdv_6a33bb54de96cbrightnessInput = document.getElementById("gdv_6a33bb54de96cbrightness"); const gdv_6a33bb54de96ccontrastInput = document.getElementById("gdv_6a33bb54de96ccontrast"); const gdv_6a33bb54de96cfullscreenButton = document.getElementById("gdv_6a33bb54de96cfullscreen");
const gdv_6a33bb54de96crotateRightButton = document.getElementById("gdv_6a33bb54de96crotateRight"); const gdv_6a33bb54de96crotateLeftButton = document.getElementById("gdv_6a33bb54de96crotateLeft");
const gdv_6a33bb54de96cprevSlideButton = document.getElementById("gdv_6a33bb54de96cprevSlide"); const gdv_6a33bb54de96cnextSlideButton = document.getElementById("gdv_6a33bb54de96cnextSlide"); const gdv_6a33bb54de96cslideNumberDisplay = document.getElementById("gdv_6a33bb54de96cslideNumber"); const gdv_6a33bb54de96cimageName = document.getElementById("gdv_6a33bb54de96cimageName");
let gdv_6a33bb54de96ccurrentSlideIndex = 0;
gdv_6a33bb54de96cbrightnessInput.addEventListener("input", gdv_6a33bb54de96cdrawImage); gdv_6a33bb54de96ccontrastInput.addEventListener("input", gdv_6a33bb54de96cdrawImage);
const gdv_6a33bb54de96cimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1jCTZ6LiZCM_u34zlVOwFhIC3xFpe-Bh2&sz=w3000","name":"EPOl et LFS_allocation aux procureurs des communes.jpg"}];
let gdv_6a33bb54de96cscale = 1; let gdv_6a33bb54de96coriginX = 0; let gdv_6a33bb54de96coriginY = 0; const gdv_6a33bb54de96cminScale = 0.1; const gdv_6a33bb54de96cmaxScale = 5; let gdv_6a33bb54de96ccurrentImage = new Image();
let gdv_6a33bb54de96crotationAngle = 0;
gdv_6a33bb54de96crotateRightButton.addEventListener("click", function() { gdv_6a33bb54de96crotationAngle = (gdv_6a33bb54de96crotationAngle + 90) % 360; gdv_6a33bb54de96cdrawImage(); });
gdv_6a33bb54de96crotateLeftButton.addEventListener("click", function() { gdv_6a33bb54de96crotationAngle = (gdv_6a33bb54de96crotationAngle - 90 + 360) % 360; gdv_6a33bb54de96cdrawImage(); });
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_6a33bb54de96ccurrentImage.src = gdv_6a33bb54de96cimageUrls[0]["url"]; gdv_6a33bb54de96cimageName.innerHTML = filtrerChaine(gdv_6a33bb54de96cimageUrls[0]["name"], "rien"); gdv_6a33bb54de96ccurrentImage.onload = function() {
gdv_6a33bb54de96cupdateSlideNumber(); gdv_6a33bb54de96cresizeCanvas(); gdv_6a33bb54de96cdrawImage(); document.getElementById("gdv_6a33bb54de96ccontrols").style.display = "block"; };
function gdv_6a33bb54de96cupdateSlideNumber() { gdv_6a33bb54de96cslideNumberDisplay.textContent = `${gdv_6a33bb54de96ccurrentSlideIndex + 1} / ${gdv_6a33bb54de96cimageUrls.length}`; }
gdv_6a33bb54de96cprevSlideButton.addEventListener("click", function() { if (gdv_6a33bb54de96ccurrentSlideIndex > 0) { gdv_6a33bb54de96ccurrentSlideIndex--; gdv_6a33bb54de96cloadImage(gdv_6a33bb54de96ccurrentSlideIndex); gdv_6a33bb54de96cupdateSlideNumber(); } });
gdv_6a33bb54de96cnextSlideButton.addEventListener("click", function() { if (gdv_6a33bb54de96ccurrentSlideIndex < gdv_6a33bb54de96cimageUrls.length - 1) { gdv_6a33bb54de96ccurrentSlideIndex++; gdv_6a33bb54de96cloadImage(gdv_6a33bb54de96ccurrentSlideIndex); gdv_6a33bb54de96cupdateSlideNumber(); } }); function gdv_6a33bb54de96cresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_6a33bb54de96ccanvasContainer"); gdv_6a33bb54de96ccanvas.width = container.clientWidth; gdv_6a33bb54de96ccanvas.height = container.clientHeight - 30; gdv_6a33bb54de96cfitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_6a33bb54de96cdrawImage(); } window.addEventListener("load", gdv_6a33bb54de96cresizeCanvas); window.addEventListener("resize", gdv_6a33bb54de96cresizeCanvas); function gdv_6a33bb54de96cfitImageToCanvas() { const canvasAspect = gdv_6a33bb54de96ccanvas.width / gdv_6a33bb54de96ccanvas.height; const imageAspect = gdv_6a33bb54de96ccurrentImage.width / gdv_6a33bb54de96ccurrentImage.height; if (imageAspect > canvasAspect) { gdv_6a33bb54de96cscale = gdv_6a33bb54de96ccanvas.width / gdv_6a33bb54de96ccurrentImage.width; } else { gdv_6a33bb54de96cscale = gdv_6a33bb54de96ccanvas.height / gdv_6a33bb54de96ccurrentImage.height; } gdv_6a33bb54de96coriginX = gdv_6a33bb54de96ccanvas.width / 2; gdv_6a33bb54de96coriginY = gdv_6a33bb54de96ccanvas.height / 2; }
function gdv_6a33bb54de96cdrawImage() { gdv_6a33bb54de96cctx.clearRect(0, 0, gdv_6a33bb54de96ccanvas.width, gdv_6a33bb54de96ccanvas.height); gdv_6a33bb54de96cctx.save(); gdv_6a33bb54de96cctx.translate(gdv_6a33bb54de96coriginX, gdv_6a33bb54de96coriginY); gdv_6a33bb54de96cctx.rotate((Math.PI / 180) * gdv_6a33bb54de96crotationAngle); gdv_6a33bb54de96cctx.scale(gdv_6a33bb54de96cscale, gdv_6a33bb54de96cscale);
// Appliquer la luminosité et le contraste gdv_6a33bb54de96cctx.filter = `brightness(${gdv_6a33bb54de96cbrightnessInput.value}) contrast(${gdv_6a33bb54de96ccontrastInput.value})`; gdv_6a33bb54de96cctx.drawImage(gdv_6a33bb54de96ccurrentImage, -gdv_6a33bb54de96ccurrentImage.width/2, -gdv_6a33bb54de96ccurrentImage.height/2); gdv_6a33bb54de96cctx.restore(); }
// Ajouter les miniatures des images gdv_6a33bb54de96cimageUrls.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_6a33bb54de96cloadImage(index); gdv_6a33bb54de96ccurrentSlideIndex = index; gdv_6a33bb54de96cupdateSlideNumber(); }; slide.appendChild(img); gdv_6a33bb54de96cthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_6a33bb54de96cloadImage(index) { gdv_6a33bb54de96ccurrentImage.src = gdv_6a33bb54de96cimageUrls[index]["url"]; gdv_6a33bb54de96cimageName.innerHTML = filtrerChaine(gdv_6a33bb54de96cimageUrls[index]["name"], "rien"); gdv_6a33bb54de96ccurrentImage.onload = function() { gdv_6a33bb54de96cscale = 1; gdv_6a33bb54de96coriginX = 0; gdv_6a33bb54de96coriginY = 0; gdv_6a33bb54de96cfitImageToCanvas(); gdv_6a33bb54de96cdrawImage(); };
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_6a33bb54de96cswiper = new Swiper(".gdv_6a33bb54de96cswiper-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_6a33bb54de96cswiper.on("slideChange", function () { // gdv_6a33bb54de96ccurrentSlideIndex = gdv_6a33bb54de96cswiper.activeIndex; // gdv_6a33bb54de96cupdateSlideNumber(); //});
// Plein écran gdv_6a33bb54de96cfullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_6a33bb54de96cgd-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_6a33bb54de96ccanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_6a33bb54de96cscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_6a33bb54de96cminScale, Math.min(gdv_6a33bb54de96cmaxScale, newScale)); const scaleRatio = newScale / gdv_6a33bb54de96cscale; gdv_6a33bb54de96coriginX = mouseX - (mouseX - gdv_6a33bb54de96coriginX) * scaleRatio; gdv_6a33bb54de96coriginY = mouseY - (mouseY - gdv_6a33bb54de96coriginY) * scaleRatio; gdv_6a33bb54de96cscale = newScale; gdv_6a33bb54de96cdrawImage(); }); // Gestion du déplacement (pan) let gdv_6a33bb54de96cisDragging = false; let gdv_6a33bb54de96cstartX, gdv_6a33bb54de96cstartY; gdv_6a33bb54de96ccanvas.addEventListener("mousedown", function(event) { gdv_6a33bb54de96cisDragging = true; gdv_6a33bb54de96cstartX = event.offsetX - gdv_6a33bb54de96coriginX; gdv_6a33bb54de96cstartY = event.offsetY - gdv_6a33bb54de96coriginY; gdv_6a33bb54de96ccanvas.style.cursor = "grabbing"; }); gdv_6a33bb54de96ccanvas.addEventListener("mousemove", function(event) { if (gdv_6a33bb54de96cisDragging) { gdv_6a33bb54de96coriginX = event.offsetX - gdv_6a33bb54de96cstartX; gdv_6a33bb54de96coriginY = event.offsetY - gdv_6a33bb54de96cstartY; gdv_6a33bb54de96cdrawImage(); } }); // Gestion des événements tactiles gdv_6a33bb54de96ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_6a33bb54de96cisDragging = true; const touch = event.touches[0]; gdv_6a33bb54de96cstartX = touch.pageX - gdv_6a33bb54de96coriginX; gdv_6a33bb54de96cstartY = touch.pageY - gdv_6a33bb54de96coriginY; } }); gdv_6a33bb54de96ccanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_6a33bb54de96coriginX = touch.pageX - gdv_6a33bb54de96cstartX; gdv_6a33bb54de96coriginY = touch.pageY - gdv_6a33bb54de96cstartY; gdv_6a33bb54de96cdrawImage(); }); gdv_6a33bb54de96ccanvas.addEventListener("touchend", function() { gdv_6a33bb54de96cisDragging = false; }); gdv_6a33bb54de96ccanvas.addEventListener("mouseup", function() { gdv_6a33bb54de96cisDragging = false; gdv_6a33bb54de96ccanvas.style.cursor = "grab"; }); gdv_6a33bb54de96ccanvas.addEventListener("mouseleave", function() { gdv_6a33bb54de96cisDragging = false; gdv_6a33bb54de96ccanvas.style.cursor = "grab"; }); gdv_6a33bb54de96czoomInButton.addEventListener("click", function() { let newScale = gdv_6a33bb54de96cscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_6a33bb54de96cscale = Math.max(gdv_6a33bb54de96cminScale, Math.min(gdv_6a33bb54de96cmaxScale, newScale)); gdv_6a33bb54de96cdrawImage(); }); gdv_6a33bb54de96czoomOutButton.addEventListener("click", function() { let newScale = gdv_6a33bb54de96cscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_6a33bb54de96cscale = Math.max(gdv_6a33bb54de96cminScale, Math.min(gdv_6a33bb54de96cmaxScale, newScale)); gdv_6a33bb54de96cdrawImage(); }); gdv_6a33bb54de96cresetZoomButton.addEventListener("click", function() { gdv_6a33bb54de96crotationAngle = 0; gdv_6a33bb54de96cfitImageToCanvas(); gdv_6a33bb54de96cdrawImage(); }); function gdv_6a33bb54de96cgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_6a33bb54de96cdownloadImage").addEventListener("click", function() { let url = gdv_6a33bb54de96ccurrentImage.src; const imageId = gdv_6a33bb54de96cgetImageIdFromUrl(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_6a33bb54de96cprintImageFromApi(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_6a33bb54de96cprintButton = document.getElementById("gdv_6a33bb54de96cprintCanvas");
gdv_6a33bb54de96cprintButton.addEventListener("click", function() { let url = gdv_6a33bb54de96ccurrentImage.src; const imageId = gdv_6a33bb54de96cgetImageIdFromUrl(url); gdv_6a33bb54de96cprintImageFromApi(imageId); });
let gdv_6a33bb54de96cinitialDistance = 0; let gdv_6a33bb54de96cinitialScale = 1;
gdv_6a33bb54de96ccanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_6a33bb54de96cinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_6a33bb54de96cinitialScale = gdv_6a33bb54de96cscale; } });
gdv_6a33bb54de96ccanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_6a33bb54de96cinitialDistance; let newScale = gdv_6a33bb54de96cinitialScale * scaleChange;
newScale = Math.max(gdv_6a33bb54de96cminScale, Math.min(gdv_6a33bb54de96cmaxScale, 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_6a33bb54de96cscale; gdv_6a33bb54de96coriginX = centerX - (centerX - gdv_6a33bb54de96coriginX) * scaleRatio; gdv_6a33bb54de96coriginY = centerY - (centerY - gdv_6a33bb54de96coriginY) * scaleRatio;
gdv_6a33bb54de96cscale = newScale; gdv_6a33bb54de96cdrawImage(); // 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); }