1 files changed, 109 insertions, 0 deletions
diff --git a/egl/wayland-egl.c b/egl/wayland-egl.c
new file mode 100644
index 0000000..e7cea89
--- /dev/null
+++ b/egl/wayland-egl.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright © 2011 Kristian Høgsberg
+ * Copyright © 2011 Benjamin Franzke
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Kristian Høgsberg <krh@bitplanet.net>
+ *    Benjamin Franzke <benjaminfranzke@googlemail.com>
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "wayland-egl.h"
+#include "wayland-egl-backend.h"
+
+/* GCC visibility */
+#if defined(__GNUC__)
+#define WL_EGL_EXPORT __attribute__ ((visibility("default")))
+#else
+#define WL_EGL_EXPORT
+#endif
+
+WL_EGL_EXPORT void
+wl_egl_window_resize(struct wl_egl_window *egl_window,
+		     int width, int height,
+		     int dx, int dy)
+{
+	if (width <= 0 || height <= 0)
+		return;
+
+	egl_window->width  = width;
+	egl_window->height = height;
+	egl_window->dx     = dx;
+	egl_window->dy     = dy;
+
+	if (egl_window->resize_callback)
+		egl_window->resize_callback(egl_window, egl_window->private);
+}
+
+WL_EGL_EXPORT struct wl_egl_window *
+wl_egl_window_create(struct wl_surface *surface,
+		     int width, int height)
+{
+	struct wl_egl_window *egl_window;
+
+	if (width <= 0 || height <= 0)
+		return NULL;
+
+	egl_window = calloc(1, sizeof *egl_window);
+	if (!egl_window)
+		return NULL;
+
+	/* Cast away the constness to set the version number.
+	 *
+	 * We want the const notation since it gives an explicit
+	 * feedback to the backend implementation, should it try to
+	 * change it.
+	 *
+	 * The latter in itself is not too surprising as these days APIs
+	 * tend to provide bidirectional version field.
+	 */
+	intptr_t *version = (intptr_t *)&egl_window->version;
+	*version = WL_EGL_WINDOW_VERSION;
+
+	egl_window->surface = surface;
+
+	egl_window->width  = width;
+	egl_window->height = height;
+
+	return egl_window;
+}
+
+WL_EGL_EXPORT void
+wl_egl_window_destroy(struct wl_egl_window *egl_window)
+{
+	if (egl_window->destroy_window_callback)
+		egl_window->destroy_window_callback(egl_window->private);
+	free(egl_window);
+}
+
+WL_EGL_EXPORT void
+wl_egl_window_get_attached_size(struct wl_egl_window *egl_window,
+				int *width, int *height)
+{
+	if (width)
+		*width = egl_window->attached_width;
+	if (height)
+		*height = egl_window->attached_height;
+}