Single-user graphics front-end

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1326 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 147 insertions, 0 deletions

diff --git a/nuttx/graphics/nxsu/nxfe.h b/nuttx/graphics/nxsu/nxfe.h
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+/****************************************************************************
+ * graphics/nxsu/nxfe.h
+ *
+ *   Copyright (C) 2008 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __GRAPHICS_NXSU_NXFE_H
+#define __GRAPHICS_NXSU_NXFE_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+#include <mqueue.h>
+#include <semaphore.h>
+
+#include <nuttx/fb.h>
+#include <nuttx/nx.h>
+
+#include "nxbe.h"
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/* Server state structure ***************************************************/
+
+/* This the the server 'front-end' state structure */
+
+struct nxfe_state_s
+{
+  /* The 'back-end' window status.  Must be first so that instances of
+   * struct nxbe_state_s can be simply cast to an instance of struct
+   * nxfe_state_s
+   */
+
+  struct nxbe_state_s be;
+
+  /* Event handling callbacks */
+
+  FAR const struct nx_callback_s *cb; /* Message handling callbacks */
+};
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: nxfe_redrawreq
+ *
+ * Descripton:
+ *   Request the client that has this window to redraw the rectangular region.
+ *
+ ****************************************************************************/
+
+EXTERN void nxfe_redrawreq(FAR struct nxbe_window_s *wnd,
+                           FAR const struct nxgl_rect_s *rect);
+
+/****************************************************************************
+ * Name: nxfe_reportposition
+ *
+ * Descripton:
+ *   Report the new size/position of the window.
+ *
+ ****************************************************************************/
+
+EXTERN void nxfe_reportposition(FAR struct nxbe_window_s *wnd);
+
+/****************************************************************************
+ * Name: nxmu_mouseinit
+ *
+ * Description:
+ *   Initialize with the mouse in the center of the display
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NX_MOUSE
+EXTERN void nxsu_mouseinit(int x, int y);
+#endif
+
+/****************************************************************************
+ * Name: nxmu_mousereport
+ *
+ * Description:
+ *   Report mouse position info to the specified window
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_NX_MOUSE
+EXTERN void nxsu_mousereport(struct nxbe_window_s *wnd);
+#endif
+
+#undef EXTERN
+#if defined(__cplusplus)
+}
+#endif
+
+#endif  /* __GRAPHICS_NSMU_NXFE_H */
+