From 06249963c65b576dfef4bfe5a6f44606d48243d7 Mon Sep 17 00:00:00 2001
From: Eskimue <Preside>
Date: Wed, 29 Apr 2026 13:08:20 +0200
Subject: [PATCH] Mondphasenexport verbessert

---
 public/monatsvorhersage.php | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/public/monatsvorhersage.php b/public/monatsvorhersage.php
index fb47783..67b37ba 100644
--- a/public/monatsvorhersage.php
+++ b/public/monatsvorhersage.php
@@ -2973,7 +2973,10 @@ function getMonthChartExportLogo() {
   return monthChartExportLogoPromise;
 }
 
-async function composeExportCanvas(sourceCanvas, logoPosition) {
+async function composeExportCanvas(sourceCanvas, logoPosition, options) {
+  const exportOptions = options && typeof options === 'object' ? options : {};
+  const showCaption = exportOptions.showCaption !== false;
+  const logoScale = Number.isFinite(Number(exportOptions.logoScale)) ? Number(exportOptions.logoScale) : 1;
   const exportCanvas = document.createElement('canvas');
   exportCanvas.width = sourceCanvas.width;
   exportCanvas.height = sourceCanvas.height;
@@ -2990,7 +2993,7 @@ async function composeExportCanvas(sourceCanvas, logoPosition) {
   const logo = await getMonthChartExportLogo();
   if (logo) {
     const padding = Math.round(exportCanvas.width * 0.024);
-    const targetWidth = Math.max(180, Math.min(320, Math.round(exportCanvas.width * 0.14)));
+    const targetWidth = Math.max(90, Math.min(320, Math.round(exportCanvas.width * 0.14 * logoScale)));
     const targetHeight = Math.round(targetWidth * (logo.naturalHeight / Math.max(1, logo.naturalWidth)));
     const drawX = padding;
     const drawY = logoPosition === 'bottom-left'
@@ -3000,7 +3003,7 @@ async function composeExportCanvas(sourceCanvas, logoPosition) {
   }
 
   const caption = monthChartExportCaption();
-  if (caption !== '') {
+  if (showCaption && caption !== '') {
     const padding = Math.round(exportCanvas.width * 0.024);
     const fontSize = Math.max(26, Math.round(exportCanvas.width * 0.022));
     exportCtx.save();
@@ -3509,7 +3512,7 @@ function monthChartCometRaDec(comet, date) {
         const exportWidth = MONTH_CHART_EXPORT_WIDTH;
         const exportHeight = Math.round(exportWidth * (220 / 1200));
         renderPhaseCanvas(exportWidth, exportHeight, 1, false);
-        composeExportCanvas(canvas, 'bottom-left').then(function (exportCanvas) {
+        composeExportCanvas(canvas, 'bottom-left', { showCaption: false, logoScale: 0.6 }).then(function (exportCanvas) {
           triggerCanvasDownload(exportCanvas || canvas, monthPhaseExportFilename());
         });
       } finally {