Unify icon metrics

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 19 insertions, 1 deletions

diff --git a/qt-ui/metrics.cpp b/qt-ui/metrics.cpp
index 49e27849f..203c2e5e2 100644
--- a/qt-ui/metrics.cpp
+++ b/qt-ui/metrics.cpp
@@ -8,6 +8,8 @@
 
 #include "metrics.h"
 
+static IconMetrics dfltIconMetrics = { -1 };
+
 QFont defaultModelFont()
 {
 	QFont font;
@@ -22,7 +24,7 @@ QFontMetrics defaultModelFontMetrics()
 
 // return the default icon size, computed as the multiple of 16 closest to
 // the given height
-int defaultIconSize(int height)
+static int defaultIconSize(int height)
 {
 	int ret = (height + 8)/16;
 	ret *= 16;
@@ -30,3 +32,19 @@ int defaultIconSize(int height)
 		ret = 16;
 	return ret;
 }
+
+const IconMetrics & defaultIconMetrics()
+{
+	if (dfltIconMetrics.sz_small == -1) {
+		int small = defaultIconSize(defaultModelFontMetrics().height());
+		dfltIconMetrics.sz_small = small;
+		dfltIconMetrics.sz_med = small + small/2;
+		dfltIconMetrics.sz_big = 2*small;
+
+		dfltIconMetrics.sz_pic = 8*small;
+
+		dfltIconMetrics.spacing = small/8;
+	}
+
+	return dfltIconMetrics;
+}