Pointer events, keyboard events, frame callbacks

common/state.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <wayland-client.h>
+#include <xkbcommon/xkbcommon.h>
+
+enum pointer_event_mask
+{
+    POINTER_EVENT_ENTER = 1 << 0,
+    POINTER_EVENT_LEAVE = 1 << 1,
+    POINTER_EVENT_MOTION = 1 << 2,
+    POINTER_EVENT_BUTTON = 1 << 3,
+    POINTER_EVENT_AXIS = 1 << 4,
+    POINTER_EVENT_AXIS_SOURCE = 1 << 5,
+    POINTER_EVENT_AXIS_STOP = 1 << 6,
+    POINTER_EVENT_AXIS_DISCRETE = 1 << 7,
+};
+
+struct pointer_event
+{
+    uint32_t event_mask;
+    wl_fixed_t surface_x, surface_y;
+    uint32_t button, state;
+    uint32_t time;
+    uint32_t serial;
+    struct
+    {
+        bool valid;
+        wl_fixed_t value;
+        int32_t discrete;
+    } axes[2];
+    uint32_t axis_source;
+};
+
+struct client_state
+{
+    /* Globals */
+    struct wl_display *wl_display;
+    struct wl_registry *wl_registry;
+    struct wl_shm *wl_shm;
+    struct wl_compositor *wl_compositor;
+    struct xdg_wm_base *xdg_wm_base;
+    struct wl_seat *wl_seat;
+
+    /* Objects */
+    struct wl_surface *wl_surface;
+    struct xdg_surface *xdg_surface;
+    struct xdg_toplevel *xdg_toplevel;
+    struct wl_keyboard *wl_keyboard;
+    struct wl_pointer *wl_pointer;
+    struct wl_touch *wl_touch;
+
+    /* State */
+    float offset;
+    uint32_t last_frame;
+    struct pointer_event pointer_event;
+    struct xkb_state *xkb_state;
+    struct xkb_context *xkb_context;
+    struct xkb_keymap *xkb_keymap;
+};