1 #pragma once 2 3 /** 4 * Initialize the DPI setting. 5 * This will use the 'Xft.dpi' X resource if available and fall back to 6 * guessing the correct value otherwise. 7 */ 8 void init_dpi(void); 9 10 /** 11 * This function returns the value of the DPI setting. 12 * 13 */ 14 long get_dpi_value(void); 15 16 /** 17 * Convert a logical amount of pixels (e.g. 2 pixels on a “standard” 96 DPI 18 * screen) to a corresponding amount of physical pixels on a standard or retina 19 * screen, e.g. 5 pixels on a 227 DPI MacBook Pro 13" Retina screen. 20 * 21 */ 22 int logical_px(const int logical);
