Fix up wayland client implementation

Now it receives frame callbacks and renders properly, and is double
buffered and such.

2 files changed, 55 insertions, 0 deletions

diff --git a/include/client/buffer.h b/include/client/buffer.h
new file mode 100644
index 00000000..aa8d68a1
--- /dev/null
+++ b/include/client/buffer.h
@@ -0,0 +1,8 @@
+#ifndef _BUFFER_H
+#define _BUFFER_H
+
+#include "client/client.h"
+
+struct buffer *get_next_buffer(struct client_state *state);
+
+#endif
diff --git a/include/client/client.h b/include/client/client.h
new file mode 100644
index 00000000..bac2c1a6
--- /dev/null
+++ b/include/client/client.h
@@ -0,0 +1,47 @@
+#ifndef _CLIENT_H
+#define _CLIENT_H
+
+#include <wayland-client.h>
+#include <cairo/cairo.h>
+#include <pango/pangocairo.h>
+#include <stdbool.h>
+#include "list.h"
+
+struct output_state {
+    struct wl_output *output;
+    uint32_t flags;
+    uint32_t width, height;
+};
+
+struct buffer {
+    struct wl_buffer *buffer;
+    cairo_surface_t *surface;
+    cairo_t *cairo;
+    PangoContext *pango;
+    uint32_t width, height;
+    bool busy;
+};
+
+struct client_state {
+    struct wl_compositor *compositor;
+    struct wl_display *display;
+    struct wl_pointer *pointer;
+    struct wl_seat *seat;
+    struct wl_shell *shell;
+    struct wl_shm *shm;
+    struct buffer buffers[2];
+    struct buffer *buffer;
+    struct wl_surface *surface;
+    struct wl_shell_surface *shell_surface;
+    struct wl_callback *frame_cb;
+    uint32_t width, height;
+    cairo_t *cairo;
+    list_t *outputs;
+};
+
+struct client_state *client_setup(uint32_t width, uint32_t height);
+void client_teardown(struct client_state *state);
+int client_prerender(struct client_state *state);
+int client_render(struct client_state *state);
+
+#endif