X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/6072005ddce81b456fdcf2e77d5156a1d86f3686..d2f044b32d34023fbf4755b95dcafe71ed00b55f:/src/views/dolphinitemlistview.cpp

diff --git a/src/views/dolphinitemlistview.cpp b/src/views/dolphinitemlistview.cpp
index df28a0858..9fa91a674 100644
--- a/src/views/dolphinitemlistview.cpp
+++ b/src/views/dolphinitemlistview.cpp
@@ -17,6 +17,7 @@
 #include "zoomlevelinfo.h"
 
 #include <KIO/PreviewJob>
+#include <QtMath>
 
 
 DolphinItemListView::DolphinItemListView(QGraphicsWidget* parent) :
@@ -163,11 +164,16 @@ void DolphinItemListView::updateGridSize()
 
     switch (itemLayout()) {
     case KFileItemListView::IconsLayout: {
-        const int minItemWidth = 48;
-        itemWidth = minItemWidth + IconsModeSettings::textWidthIndex() * 64;
 
-        if (itemWidth < iconSize + padding * 2) {
-            itemWidth = iconSize + padding * 2;
+        // an exponential factor based on zoom, 0 -> 1, 4 -> 1.36 8 -> ~1.85, 16 -> 3.4
+        auto zoomFactor = qExp(m_zoomLevel / 13.0);
+        // 9 is the average char width for 10pt Noto Sans, making fontFactor =1
+        // by each pixel the font gets larger the factor increases by 1/9
+        auto fontFactor = option.fontMetrics.averageCharWidth() / 9.0;
+        itemWidth = 48 + IconsModeSettings::textWidthIndex() * 64 * fontFactor * zoomFactor;
+
+        if (itemWidth < iconSize + padding * 2 * zoomFactor) {
+            itemWidth = iconSize + padding * 2 * zoomFactor;
         }
 
         itemHeight = padding * 3 + iconSize + option.fontMetrics.lineSpacing();