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#include "../include/Utils.hpp"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <locale.h>
namespace QuickMedia {
static float scale = 1.0f;
static bool scale_set = false;
static bool qm_enable_touch = false;
static bool qm_enable_touch_set = false;
static const int XFT_DPI_DEFAULT = 96;
// Returns 96 on error
static int xrdb_get_dpi() {
int xft_dpi = XFT_DPI_DEFAULT;
FILE *xrdb_query = popen("xrdb -query", "r");
if(!xrdb_query)
return xft_dpi;
char line[512];
while(fgets(line, sizeof(line), xrdb_query)) {
int line_length = strlen(line);
if(line_length > 0 && line[line_length - 1] == '\n') {
line[line_length - 1] = '\0';
line_length--;
}
if(line_length > 8 && memcmp(line, "Xft.dpi:", 8) == 0) {
int xft_dpi_file = atoi(line + 8);
if(xft_dpi_file > 0) {
xft_dpi = xft_dpi_file;
break;
}
}
}
pclose(xrdb_query);
return xft_dpi;
}
float get_ui_scale() {
if(scale_set)
return scale;
char *gdk_scale = getenv("GDK_SCALE");
if(gdk_scale) {
setlocale(LC_ALL, "C"); // Sigh... stupid C
scale = atof(gdk_scale);
if(scale < 0.0001f)
scale = 1.0f;
} else {
scale = (float)xrdb_get_dpi() / (float)XFT_DPI_DEFAULT;
}
scale_set = true;
return scale;
}
void show_virtual_keyboard() {
if(!is_touch_enabled())
return;
fprintf(stderr, "Show virtual keyboard\n");
system("busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b true");
}
void hide_virtual_keyboard() {
if(!is_touch_enabled())
return;
fprintf(stderr, "Hide virtual keyboard\n");
system("busctl call --user sm.puri.OSK0 /sm/puri/OSK0 sm.puri.OSK0 SetVisible b false");
}
bool is_touch_enabled() {
if(qm_enable_touch_set)
return qm_enable_touch;
const char *qm_enable_touch_env = getenv("QM_ENABLE_TOUCH");
if(qm_enable_touch_env && qm_enable_touch_env[0] == '1')
qm_enable_touch = true;
qm_enable_touch_set = true;
return qm_enable_touch;
}
}
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