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const gdv_67d3e23bbc8efcanvas = document.getElementById("gdv_67d3e23bbc8efimageCanvas"); const gdv_67d3e23bbc8efctx = gdv_67d3e23bbc8efcanvas.getContext("2d");
const gdv_67d3e23bbc8efthumbnailContainer = document.getElementById("gdv_67d3e23bbc8efthumbnailContainer"); const gdv_67d3e23bbc8efthumbnailContainerWrapper = document.getElementById("gdv_67d3e23bbc8efthumbnailContainerWrapper"); const gdv_67d3e23bbc8efzoomInButton = document.getElementById("gdv_67d3e23bbc8efzoomIn"); const gdv_67d3e23bbc8efzoomOutButton = document.getElementById("gdv_67d3e23bbc8efzoomOut"); const gdv_67d3e23bbc8efresetZoomButton = document.getElementById("gdv_67d3e23bbc8efresetZoom");
const gdv_67d3e23bbc8efbrightnessInput = document.getElementById("gdv_67d3e23bbc8efbrightness"); const gdv_67d3e23bbc8efcontrastInput = document.getElementById("gdv_67d3e23bbc8efcontrast"); const gdv_67d3e23bbc8effullscreenButton = document.getElementById("gdv_67d3e23bbc8effullscreen");
const gdv_67d3e23bbc8efrotateRightButton = document.getElementById("gdv_67d3e23bbc8efrotateRight"); const gdv_67d3e23bbc8efrotateLeftButton = document.getElementById("gdv_67d3e23bbc8efrotateLeft");
const gdv_67d3e23bbc8efprevSlideButton = document.getElementById("gdv_67d3e23bbc8efprevSlide"); const gdv_67d3e23bbc8efnextSlideButton = document.getElementById("gdv_67d3e23bbc8efnextSlide"); const gdv_67d3e23bbc8efslideNumberDisplay = document.getElementById("gdv_67d3e23bbc8efslideNumber"); const gdv_67d3e23bbc8efimageName = document.getElementById("gdv_67d3e23bbc8efimageName");
let gdv_67d3e23bbc8efcurrentSlideIndex = 0;
gdv_67d3e23bbc8efbrightnessInput.addEventListener("input", gdv_67d3e23bbc8efdrawImage); gdv_67d3e23bbc8efcontrastInput.addEventListener("input", gdv_67d3e23bbc8efdrawImage);
const gdv_67d3e23bbc8efimageUrls = [{"url":"https:\/\/drive.google.com\/thumbnail?id=1YmLT2YGZxu5T2ywFYKJRZ9NrlYNAGXMV&sz=w3000","name":"1 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1--GFSUUuaggpspLxxxcsTAiiEGaMxaG1&sz=w3000","name":"2 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1bt4o_fueFSyO8aqVildcfM83ieCeobas&sz=w3000","name":"3 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1RW5DW0haI5WzzkRWgHB-9299At4603EA&sz=w3000","name":"4 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1GiasXEF-g0PNRRlUuSAXZEsHjO3mu_fq&sz=w3000","name":"5 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1_zvmiElM_7cYe9YBtB5by1e-4t_6T-rK&sz=w3000","name":"6 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1LUHEdvIZN3pvNEO-Eau67rdGfr-JZGt0&sz=w3000","name":"7 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"},{"url":"https:\/\/drive.google.com\/thumbnail?id=1X_SIYlc_lA5B7Nqp5TTJUF1dpOH_ht_9&sz=w3000","name":"8 Copie d'une lettre e\u0301crite au ministre de la Marine et des colonies par le citoyen Victor Hugues, agent particulier du Directoire exe\u0301cutif aux i\u0302les du Vent, 23 prairial an 6.jpg"}];
let gdv_67d3e23bbc8efscale = 1; let gdv_67d3e23bbc8eforiginX = 0; let gdv_67d3e23bbc8eforiginY = 0; const gdv_67d3e23bbc8efminScale = 0.1; const gdv_67d3e23bbc8efmaxScale = 5; let gdv_67d3e23bbc8efcurrentImage = new Image();
let gdv_67d3e23bbc8efrotationAngle = 0;
gdv_67d3e23bbc8efrotateRightButton.addEventListener("click", function() { gdv_67d3e23bbc8efrotationAngle = (gdv_67d3e23bbc8efrotationAngle + 90) % 360; gdv_67d3e23bbc8efdrawImage(); });
gdv_67d3e23bbc8efrotateLeftButton.addEventListener("click", function() { gdv_67d3e23bbc8efrotationAngle = (gdv_67d3e23bbc8efrotationAngle - 90 + 360) % 360; gdv_67d3e23bbc8efdrawImage(); });
// Charger la première image par défaut gdv_67d3e23bbc8efcurrentImage.src = gdv_67d3e23bbc8efimageUrls[0]["url"]; gdv_67d3e23bbc8efimageName.innerHTML = gdv_67d3e23bbc8efimageUrls[0]["name"]; gdv_67d3e23bbc8efcurrentImage.onload = function() {
gdv_67d3e23bbc8efupdateSlideNumber(); gdv_67d3e23bbc8efresizeCanvas(); gdv_67d3e23bbc8efdrawImage(); document.getElementById("gdv_67d3e23bbc8efcontrols").style.display = "block"; };
function gdv_67d3e23bbc8efupdateSlideNumber() { gdv_67d3e23bbc8efslideNumberDisplay.textContent = `${gdv_67d3e23bbc8efcurrentSlideIndex + 1} / ${gdv_67d3e23bbc8efimageUrls.length}`; }
gdv_67d3e23bbc8efprevSlideButton.addEventListener("click", function() { if (gdv_67d3e23bbc8efcurrentSlideIndex > 0) { gdv_67d3e23bbc8efcurrentSlideIndex--; gdv_67d3e23bbc8efloadImage(gdv_67d3e23bbc8efcurrentSlideIndex); gdv_67d3e23bbc8efupdateSlideNumber(); } });
gdv_67d3e23bbc8efnextSlideButton.addEventListener("click", function() { if (gdv_67d3e23bbc8efcurrentSlideIndex < gdv_67d3e23bbc8efimageUrls.length - 1) { gdv_67d3e23bbc8efcurrentSlideIndex++; gdv_67d3e23bbc8efloadImage(gdv_67d3e23bbc8efcurrentSlideIndex); gdv_67d3e23bbc8efupdateSlideNumber(); } }); function gdv_67d3e23bbc8efresizeCanvas() { // Ajuster la taille du canvas pour correspondre à celle du conteneur const container = document.getElementById("gdv_67d3e23bbc8efcanvasContainer"); gdv_67d3e23bbc8efcanvas.width = container.clientWidth; gdv_67d3e23bbc8efcanvas.height = container.clientHeight - 30; gdv_67d3e23bbc8effitImageToCanvas(); // Redessiner le contenu du canvas ici gdv_67d3e23bbc8efdrawImage(); } window.addEventListener("load", gdv_67d3e23bbc8efresizeCanvas); window.addEventListener("resize", gdv_67d3e23bbc8efresizeCanvas); function gdv_67d3e23bbc8effitImageToCanvas() { const canvasAspect = gdv_67d3e23bbc8efcanvas.width / gdv_67d3e23bbc8efcanvas.height; const imageAspect = gdv_67d3e23bbc8efcurrentImage.width / gdv_67d3e23bbc8efcurrentImage.height; if (imageAspect > canvasAspect) { gdv_67d3e23bbc8efscale = gdv_67d3e23bbc8efcanvas.width / gdv_67d3e23bbc8efcurrentImage.width; } else { gdv_67d3e23bbc8efscale = gdv_67d3e23bbc8efcanvas.height / gdv_67d3e23bbc8efcurrentImage.height; } gdv_67d3e23bbc8eforiginX = gdv_67d3e23bbc8efcanvas.width / 2; gdv_67d3e23bbc8eforiginY = gdv_67d3e23bbc8efcanvas.height / 2; }
function gdv_67d3e23bbc8efdrawImage() { gdv_67d3e23bbc8efctx.clearRect(0, 0, gdv_67d3e23bbc8efcanvas.width, gdv_67d3e23bbc8efcanvas.height); gdv_67d3e23bbc8efctx.save(); gdv_67d3e23bbc8efctx.translate(gdv_67d3e23bbc8eforiginX, gdv_67d3e23bbc8eforiginY); gdv_67d3e23bbc8efctx.rotate((Math.PI / 180) * gdv_67d3e23bbc8efrotationAngle); gdv_67d3e23bbc8efctx.scale(gdv_67d3e23bbc8efscale, gdv_67d3e23bbc8efscale);
// Appliquer la luminosité et le contraste gdv_67d3e23bbc8efctx.filter = `brightness(${gdv_67d3e23bbc8efbrightnessInput.value}) contrast(${gdv_67d3e23bbc8efcontrastInput.value})`; gdv_67d3e23bbc8efctx.drawImage(gdv_67d3e23bbc8efcurrentImage, -gdv_67d3e23bbc8efcurrentImage.width/2, -gdv_67d3e23bbc8efcurrentImage.height/2); gdv_67d3e23bbc8efctx.restore(); }
// Ajouter les miniatures des images gdv_67d3e23bbc8efimageUrls.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_67d3e23bbc8efloadImage(index); gdv_67d3e23bbc8efcurrentSlideIndex = index; gdv_67d3e23bbc8efupdateSlideNumber(); }; slide.appendChild(img); gdv_67d3e23bbc8efthumbnailContainerWrapper.appendChild(slide); });
// Charger une image dans le canvas function gdv_67d3e23bbc8efloadImage(index) { gdv_67d3e23bbc8efcurrentImage.src = gdv_67d3e23bbc8efimageUrls[index]["url"]; gdv_67d3e23bbc8efimageName.innerHTML = gdv_67d3e23bbc8efimageUrls[index]["name"]; gdv_67d3e23bbc8efcurrentImage.onload = function() { gdv_67d3e23bbc8efscale = 1; gdv_67d3e23bbc8eforiginX = 0; gdv_67d3e23bbc8eforiginY = 0; gdv_67d3e23bbc8effitImageToCanvas(); gdv_67d3e23bbc8efdrawImage(); }; }
// Initialiser Swiper var gdv_67d3e23bbc8efswiper = new Swiper(".gdv_67d3e23bbc8efswiper-container", { direction: "vertical", slidesPerView: 10, spaceBetween: 10, breakpoints: { 576: { slidesPerView: 6, spaceBetween: 10 }, 768: { slidesPerView: 6, spaceBetween: 10 }, 992: { slidesPerView: 5, spaceBetween: 15 }, 1200: { slidesPerView: 5, spaceBetween: 15 } }, mousewheel: true, });
//gdv_67d3e23bbc8efswiper.on("slideChange", function () { // gdv_67d3e23bbc8efcurrentSlideIndex = gdv_67d3e23bbc8efswiper.activeIndex; // gdv_67d3e23bbc8efupdateSlideNumber(); //});
// Plein écran gdv_67d3e23bbc8effullscreenButton.addEventListener("click", function() { if (!document.fullscreenElement) { document.getElementById("gdv_67d3e23bbc8efgd-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_67d3e23bbc8efcanvas.addEventListener("wheel", function(event) { event.preventDefault(); const zoomFactor = 0.025; const mouseX = event.offsetX; const mouseY = event.offsetY;
let newScale = gdv_67d3e23bbc8efscale; if (event.deltaY < 0) { newScale *= 1 + zoomFactor; } else { newScale /= 1 + zoomFactor; } newScale = Math.max(gdv_67d3e23bbc8efminScale, Math.min(gdv_67d3e23bbc8efmaxScale, newScale)); const scaleRatio = newScale / gdv_67d3e23bbc8efscale; gdv_67d3e23bbc8eforiginX = mouseX - (mouseX - gdv_67d3e23bbc8eforiginX) * scaleRatio; gdv_67d3e23bbc8eforiginY = mouseY - (mouseY - gdv_67d3e23bbc8eforiginY) * scaleRatio; gdv_67d3e23bbc8efscale = newScale; gdv_67d3e23bbc8efdrawImage(); }); // Gestion du déplacement (pan) let gdv_67d3e23bbc8efisDragging = false; let gdv_67d3e23bbc8efstartX, gdv_67d3e23bbc8efstartY; gdv_67d3e23bbc8efcanvas.addEventListener("mousedown", function(event) { gdv_67d3e23bbc8efisDragging = true; gdv_67d3e23bbc8efstartX = event.offsetX - gdv_67d3e23bbc8eforiginX; gdv_67d3e23bbc8efstartY = event.offsetY - gdv_67d3e23bbc8eforiginY; gdv_67d3e23bbc8efcanvas.style.cursor = "grabbing"; }); gdv_67d3e23bbc8efcanvas.addEventListener("mousemove", function(event) { if (gdv_67d3e23bbc8efisDragging) { gdv_67d3e23bbc8eforiginX = event.offsetX - gdv_67d3e23bbc8efstartX; gdv_67d3e23bbc8eforiginY = event.offsetY - gdv_67d3e23bbc8efstartY; gdv_67d3e23bbc8efdrawImage(); } }); // Gestion des événements tactiles gdv_67d3e23bbc8efcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 1) { gdv_67d3e23bbc8efisDragging = true; const touch = event.touches[0]; gdv_67d3e23bbc8efstartX = touch.pageX - gdv_67d3e23bbc8eforiginX; gdv_67d3e23bbc8efstartY = touch.pageY - gdv_67d3e23bbc8eforiginY; } }); gdv_67d3e23bbc8efcanvas.addEventListener("touchmove", function(event) { event.preventDefault(); // Empêche le comportement par défaut du navigateur const touch = event.touches[0]; gdv_67d3e23bbc8eforiginX = touch.pageX - gdv_67d3e23bbc8efstartX; gdv_67d3e23bbc8eforiginY = touch.pageY - gdv_67d3e23bbc8efstartY; gdv_67d3e23bbc8efdrawImage(); }); gdv_67d3e23bbc8efcanvas.addEventListener("touchend", function() { gdv_67d3e23bbc8efisDragging = false; }); gdv_67d3e23bbc8efcanvas.addEventListener("mouseup", function() { gdv_67d3e23bbc8efisDragging = false; gdv_67d3e23bbc8efcanvas.style.cursor = "grab"; }); gdv_67d3e23bbc8efcanvas.addEventListener("mouseleave", function() { gdv_67d3e23bbc8efisDragging = false; gdv_67d3e23bbc8efcanvas.style.cursor = "grab"; }); gdv_67d3e23bbc8efzoomInButton.addEventListener("click", function() { let newScale = gdv_67d3e23bbc8efscale; const zoomFactor = 0.025; newScale *= 1 + zoomFactor; gdv_67d3e23bbc8efscale = Math.max(gdv_67d3e23bbc8efminScale, Math.min(gdv_67d3e23bbc8efmaxScale, newScale)); gdv_67d3e23bbc8efdrawImage(); }); gdv_67d3e23bbc8efzoomOutButton.addEventListener("click", function() { let newScale = gdv_67d3e23bbc8efscale; const zoomFactor = 0.025; newScale /= 1 + zoomFactor; gdv_67d3e23bbc8efscale = Math.max(gdv_67d3e23bbc8efminScale, Math.min(gdv_67d3e23bbc8efmaxScale, newScale)); gdv_67d3e23bbc8efdrawImage(); }); gdv_67d3e23bbc8efresetZoomButton.addEventListener("click", function() { gdv_67d3e23bbc8efrotationAngle = 0; gdv_67d3e23bbc8effitImageToCanvas(); gdv_67d3e23bbc8efdrawImage(); }); function gdv_67d3e23bbc8efgetImageIdFromUrl(url) { const urlObj = new URL(url); return urlObj.searchParams.get("id"); } document.getElementById("gdv_67d3e23bbc8efdownloadImage").addEventListener("click", function() { let url = gdv_67d3e23bbc8efcurrentImage.src; const imageId = gdv_67d3e23bbc8efgetImageIdFromUrl(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_67d3e23bbc8efprintImageFromApi(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_67d3e23bbc8efprintButton = document.getElementById("gdv_67d3e23bbc8efprintCanvas");
gdv_67d3e23bbc8efprintButton.addEventListener("click", function() { let url = gdv_67d3e23bbc8efcurrentImage.src; const imageId = gdv_67d3e23bbc8efgetImageIdFromUrl(url); gdv_67d3e23bbc8efprintImageFromApi(imageId); });
let gdv_67d3e23bbc8efinitialDistance = 0; let gdv_67d3e23bbc8efinitialScale = 1;
gdv_67d3e23bbc8efcanvas.addEventListener("touchstart", function(event) { if (event.touches.length === 2) { event.preventDefault(); gdv_67d3e23bbc8efinitialDistance = getDistance(event.touches[0], event.touches[1]); gdv_67d3e23bbc8efinitialScale = gdv_67d3e23bbc8efscale; } });
gdv_67d3e23bbc8efcanvas.addEventListener("touchmove", function(event) { if (event.touches.length === 2) { event.preventDefault(); const currentDistance = getDistance(event.touches[0], event.touches[1]); const scaleChange = currentDistance / gdv_67d3e23bbc8efinitialDistance; let newScale = gdv_67d3e23bbc8efinitialScale * scaleChange;
newScale = Math.max(gdv_67d3e23bbc8efminScale, Math.min(gdv_67d3e23bbc8efmaxScale, 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_67d3e23bbc8efscale; gdv_67d3e23bbc8eforiginX = centerX - (centerX - gdv_67d3e23bbc8eforiginX) * scaleRatio; gdv_67d3e23bbc8eforiginY = centerY - (centerY - gdv_67d3e23bbc8eforiginY) * scaleRatio;
gdv_67d3e23bbc8efscale = newScale; gdv_67d3e23bbc8efdrawImage(); // 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); }