wayland: implement get_scale function for hidpi support

src/output.c

@@ -29,7 +29,9 @@ const struct output output_x11 = {
         get_active_screen,
 
         x_is_idle,
-        have_fullscreen_window
+        have_fullscreen_window,
+
+        x_get_scale,
 };
 
 #ifdef ENABLE_WAYLAND
@@ -49,7 +51,9 @@ const struct output output_wl = {
         wl_get_active_screen,
 
         wl_is_idle,
-        wl_have_fullscreen_window
+        wl_have_fullscreen_window,
+
+        wl_get_scale,
 };
 #endif
 

src/output.h

@@ -44,6 +44,8 @@ struct output {
 
         bool (*is_idle)(void);
         bool (*have_fullscreen_window)(void);
+
+        int (*get_scale)(void);
 };
 
 /**

src/wayland/wl.c

@@ -135,7 +135,6 @@ static void create_output( struct wl_output *wl_output, uint32_t global_name) {
         LOG_I("New output found - id %i", number);
         output->global_name = global_name;
         output->wl_output = wl_output;
-        // TODO: Fix this
         output->scale = 1;
         output->fullscreen = false;
         wl_list_insert(&ctx.outputs, &output->link);
@@ -885,4 +884,12 @@ bool wl_have_fullscreen_window(void) {
         LOG_D("Fullscreen queried: %i", have_fullscreen);
         return have_fullscreen;
 }
+
+int wl_get_scale(void) {
+        struct dunst_output *output = get_configured_output();
+        if (output)
+                return output->scale;
+        else
+                return 1;
+}
 /* vim: set ft=c tabstop=8 shiftwidth=8 expandtab textwidth=0: */

src/wayland/wl.h

@@ -23,5 +23,7 @@ const struct screen_info* wl_get_active_screen(void);
 
 bool wl_is_idle(void);
 bool wl_have_fullscreen_window(void);
+
+int wl_get_scale(void);
 #endif
 /* vim: set ft=c tabstop=8 shiftwidth=8 expandtab textwidth=0: */

src/x11/x.c

@@ -942,4 +942,8 @@ static void x_shortcut_init(struct keyboard_shortcut *ks)
         g_free(str_begin);
 }
 
+int x_get_scale(void) {
+        return 1;
+}
+
 /* vim: set ft=c tabstop=8 shiftwidth=8 expandtab textwidth=0: */

src/x11/x.h

@@ -51,5 +51,6 @@ void x_free(void);
 
 struct geometry x_parse_geometry(const char *geom_str);
 
+int x_get_scale(void);
 #endif
 /* vim: set ft=c tabstop=8 shiftwidth=8 expandtab textwidth=0: */