Split swaybg into a standalone project

5 files changed, 104 insertions, 0 deletions

diff --git a/include/background-image.h b/include/background-image.h
new file mode 100644
index 0000000..15935ff
--- /dev/null
+++ b/include/background-image.h
@@ -0,0 +1,20 @@
+#ifndef _SWAY_BACKGROUND_IMAGE_H
+#define _SWAY_BACKGROUND_IMAGE_H
+#include "cairo.h"
+
+enum background_mode {
+	BACKGROUND_MODE_STRETCH,
+	BACKGROUND_MODE_FILL,
+	BACKGROUND_MODE_FIT,
+	BACKGROUND_MODE_CENTER,
+	BACKGROUND_MODE_TILE,
+	BACKGROUND_MODE_SOLID_COLOR,
+	BACKGROUND_MODE_INVALID,
+};
+
+enum background_mode parse_background_mode(const char *mode);
+cairo_surface_t *load_background_image(const char *path);
+void render_background_image(cairo_t *cairo, cairo_surface_t *image,
+		enum background_mode mode, int buffer_width, int buffer_height);
+
+#endif
diff --git a/include/cairo.h b/include/cairo.h
new file mode 100644
index 0000000..15664cd
--- /dev/null
+++ b/include/cairo.h
@@ -0,0 +1,25 @@
+#ifndef _SWAY_CAIRO_H
+#define _SWAY_CAIRO_H
+
+#include "config.h"
+#include <stdint.h>
+#include <cairo/cairo.h>
+#include <wayland-client.h>
+#if HAVE_GDK_PIXBUF
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#endif
+
+void cairo_set_source_u32(cairo_t *cairo, uint32_t color);
+cairo_subpixel_order_t to_cairo_subpixel_order(enum wl_output_subpixel subpixel);
+
+cairo_surface_t *cairo_image_surface_scale(cairo_surface_t *image,
+		int width, int height);
+
+#if HAVE_GDK_PIXBUF
+
+cairo_surface_t* gdk_cairo_image_surface_create_from_pixbuf(
+		const GdkPixbuf *gdkbuf);
+
+#endif // HAVE_GDK_PIXBUF
+
+#endif
diff --git a/include/log.h b/include/log.h
new file mode 100644
index 0000000..eaa265a
--- /dev/null
+++ b/include/log.h
@@ -0,0 +1,36 @@
+#ifndef _SWAYBG_LOG_H
+#define _SWAYBG_LOG_H
+
+#include <stdarg.h>
+#include <string.h>
+#include <errno.h>
+
+enum log_importance {
+	LOG_SILENT = 0,
+	LOG_ERROR = 1,
+	LOG_INFO = 2,
+	LOG_DEBUG = 3,
+	LOG_IMPORTANCE_LAST,
+};
+
+void swaybg_log_init(enum log_importance verbosity);
+
+#ifdef __GNUC__
+#define _ATTRIB_PRINTF(start, end) __attribute__((format(printf, start, end)))
+#else
+#define _ATTRIB_PRINTF(start, end)
+#endif
+
+void _swaybg_log(enum log_importance verbosity, const char *format, ...)
+	_ATTRIB_PRINTF(2, 3);
+
+const char *_swaybg_strip_path(const char *filepath);
+
+#define swaybg_log(verb, fmt, ...) \
+	_swaybg_log(verb, "[%s:%d] " fmt, _swaybg_strip_path(__FILE__), \
+			__LINE__, ##__VA_ARGS__)
+
+#define swaybg_log_errno(verb, fmt, ...) \
+	swaybg_log(verb, fmt ": %s", ##__VA_ARGS__, strerror(errno))
+
+#endif
diff --git a/include/meson.build b/include/meson.build
new file mode 100644
index 0000000..65ed027
--- /dev/null
+++ b/include/meson.build
@@ -0,0 +1 @@
+configure_file(output: 'config.h',  configuration: conf_data)
diff --git a/include/pool-buffer.h b/include/pool-buffer.h
new file mode 100644
index 0000000..0ebf787
--- /dev/null
+++ b/include/pool-buffer.h
@@ -0,0 +1,22 @@
+#ifndef _SWAY_BUFFERS_H
+#define _SWAY_BUFFERS_H
+#include <cairo/cairo.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <wayland-client.h>
+
+struct pool_buffer {
+	struct wl_buffer *buffer;
+	cairo_surface_t *surface;
+	cairo_t *cairo;
+	uint32_t width, height;
+	void *data;
+	size_t size;
+	bool busy;
+};
+
+struct pool_buffer *get_next_buffer(struct wl_shm *shm,
+		struct pool_buffer pool[static 2], uint32_t width, uint32_t height);
+void destroy_buffer(struct pool_buffer *buffer);
+
+#endif