From 69a05d516bd0c7e369a0ba1fb78aac57a5ea26f2 Mon Sep 17 00:00:00 2001
From: Simeon Simeonov
Date: Thu, 12 Mar 2020 12:30:51 +0100
Subject: Initial commit for the last i3lock commit at this time
 f3b061233e28ad0cf920c9421adc2459b6920812

---
 dpi.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 dpi.h

(limited to 'dpi.h')

diff --git a/dpi.h b/dpi.h
new file mode 100644
index 0000000..35840d2
--- /dev/null
+++ b/dpi.h
@@ -0,0 +1,22 @@
+#pragma once
+
+/**
+ * Initialize the DPI setting.
+ * This will use the 'Xft.dpi' X resource if available and fall back to
+ * guessing the correct value otherwise.
+ */
+void init_dpi(void);
+
+/**
+ * This function returns the value of the DPI setting.
+ *
+ */
+long get_dpi_value(void);
+
+/**
+ * Convert a logical amount of pixels (e.g. 2 pixels on a “standard” 96 DPI
+ * screen) to a corresponding amount of physical pixels on a standard or retina
+ * screen, e.g. 5 pixels on a 227 DPI MacBook Pro 13" Retina screen.
+ *
+ */
+int logical_px(const int logical);
-- 
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