Add a test for NX text displays and also a configuration for the STM3210E-EVAL

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3754 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 494 insertions, 0 deletions

diff --git a/apps/examples/nxtext/nxtext_main.c b/apps/examples/nxtext/nxtext_main.c
new file mode 100644
index 000000000..9581ddb12
--- /dev/null
+++ b/apps/examples/nxtext/nxtext_main.c
@@ -0,0 +1,494 @@
+/****************************************************************************
+ * examples/nxtext/nxtext_main.c
+ *
+ *   Copyright (C) 2011 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+#include <string.h>
+#include <sched.h>
+#include <pthread.h>
+#include <errno.h>
+#include <debug.h>
+
+#ifdef CONFIG_NX_LCDDRIVER
+#  include <nuttx/lcd/lcd.h>
+#else
+#  include <nuttx/fb.h>
+#endif
+
+#include <nuttx/arch.h>
+#include <nuttx/nx.h>
+#include <nuttx/nxglib.h>
+#include <nuttx/nxtk.h>
+#include <nuttx/nxfonts.h>
+
+#include "nxtext_internal.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* Configuration ************************************************************/
+/* If not specified, assume that the hardware supports one video plane */
+
+#ifndef CONFIG_EXAMPLES_NXTEXT_VPLANE
+#  define CONFIG_EXAMPLES_NXTEXT_VPLANE 0
+#endif
+
+/* If not specified, assume that the hardware supports one LCD device */
+
+#ifndef CONFIG_EXAMPLES_NXTEXT_DEVNO
+#  define CONFIG_EXAMPLES_NXTEXT_DEVNO 0
+#endif
+
+/****************************************************************************
+ * Private Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Function Prototypes
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static int g_exitcode = NXEXIT_SUCCESS;
+
+#ifdef CONFIG_NX_KBD
+static const uint8_t g_pumsg[] = "Pop-Up!";
+static const char *g_bkgdmsg[4] =
+{
+  "Now is the time ",
+  "for all good men ",
+  "To come to the aid ",
+  "of their party "
+};
+#endif
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+/* The connecton handler */
+
+NXHANDLE g_hnx = NULL;
+
+/* The screen resolution */
+
+nxgl_coord_t g_xres;
+nxgl_coord_t g_yres;
+
+bool b_haveresolution = false;
+#ifdef CONFIG_NX_MULTIUSER
+bool g_connected = false;
+#endif
+sem_t g_semevent = {0};
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: nxtext_openwindow
+ ****************************************************************************/
+
+static inline NXEGWINDOW nxtext_openwindow(FAR const struct nx_callback_s *cb,
+                                       FAR struct nxtext_state_s *state)
+{
+  NXEGWINDOW hwnd;
+
+  hwnd = nx_openwindow(g_hnx, cb, (FAR void *)state);
+  if (!hwnd)
+    {
+      message("user_start: nx_openwindow failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXOPENWINDOW;
+    }
+  return hwnd;
+}
+
+/****************************************************************************
+ * Name: nxtext_closewindow
+ ****************************************************************************/
+
+static inline int nxtext_closewindow(NXEGWINDOW hwnd, FAR struct nxtext_state_s *state)
+{
+  int ret = nx_closewindow(hwnd);
+  if (ret < 0)
+    {
+      message("user_start: nx_closewindow failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXCLOSEWINDOW;
+    }
+  return ret;
+}
+
+/****************************************************************************
+ * Name: nxtext_suinitialize
+ ****************************************************************************/
+
+#ifndef CONFIG_NX_MULTIUSER
+static inline int nxtext_suinitialize(void)
+{
+  FAR NX_DRIVERTYPE *dev;
+
+#if defined(CONFIG_EXAMPLES_NXTEXT_EXTERNINIT)
+  /* Use external graphics driver initialization */
+
+  message("nxtext_initialize: Initializing external graphics device\n");
+  dev = up_nxdrvinit(CONFIG_EXAMPLES_NXTEXT_DEVNO);
+  if (!dev)
+    {
+      message("nxtext_initialize: up_nxdrvinit failed, devno=%d\n", CONFIG_EXAMPLES_NXTEXT_DEVNO);
+      g_exitcode = NXEXIT_EXTINITIALIZE;
+      return ERROR;
+    }
+
+#elif defined(CONFIG_NX_LCDDRIVER)
+  int ret;
+
+  /* Initialize the LCD device */
+
+  message("nxtext_initialize: Initializing LCD\n");
+  ret = up_lcdinitialize();
+  if (ret < 0)
+    {
+      message("nxtext_initialize: up_lcdinitialize failed: %d\n", -ret);
+      g_exitcode = NXEXIT_LCDINITIALIZE;
+      return ERROR;
+    }
+
+  /* Get the device instance */
+
+  dev = up_lcdgetdev(CONFIG_EXAMPLES_NXTEXT_DEVNO);
+  if (!dev)
+    {
+      message("nxtext_initialize: up_lcdgetdev failed, devno=%d\n", CONFIG_EXAMPLES_NXTEXT_DEVNO);
+      g_exitcode = NXEXIT_LCDGETDEV;
+      return ERROR;
+    }
+
+  /* Turn the LCD on at 75% power */
+
+  (void)dev->setpower(dev, ((3*CONFIG_LCD_MAXPOWER + 3)/4));
+#else
+  int ret;
+
+  /* Initialize the frame buffer device */
+
+  message("nxtext_initialize: Initializing framebuffer\n");
+  ret = up_fbinitialize();
+  if (ret < 0)
+    {
+      message("nxtext_initialize: up_fbinitialize failed: %d\n", -ret);
+      g_exitcode = NXEXIT_FBINITIALIZE;
+      return ERROR;
+    }
+
+  dev = up_fbgetvplane(CONFIG_EXAMPLES_NXTEXT_VPLANE);
+  if (!dev)
+    {
+      message("nxtext_initialize: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NXTEXT_VPLANE);
+      g_exitcode = NXEXIT_FBGETVPLANE;
+      return ERROR;
+    }
+#endif
+
+  /* Then open NX */
+
+  message("nxtext_initialize: Open NX\n");
+  g_hnx = nx_open(dev);
+  if (!g_hnx)
+    {
+      message("user_start: nx_open failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXOPEN;
+      return ERROR;
+    }
+  return OK;
+}
+#endif
+
+/****************************************************************************
+ * Name: nxtext_initialize
+ ****************************************************************************/
+
+#ifdef CONFIG_NX_MULTIUSER
+static inline int nxtext_muinitialize(void)
+{
+  struct sched_param param;
+  pthread_t thread;
+  pid_t servrid;
+  int ret;
+
+  /* Set the client task priority */
+
+  param.sched_priority = CONFIG_EXAMPLES_NXTEXT_CLIENTPRIO;
+  ret = sched_setparam(0, &param);
+  if (ret < 0)
+    {
+      message("nxtext_initialize: sched_setparam failed: %d\n" , ret);
+      g_exitcode = NXEXIT_SCHEDSETPARAM;
+      return ERROR;
+    }
+
+  /* Start the server task */
+
+  message("nxtext_initialize: Starting nxtext_server task\n");
+  servrid = task_create("NX Server", CONFIG_EXAMPLES_NXTEXT_SERVERPRIO,
+                        CONFIG_EXAMPLES_NXTEXT_STACKSIZE, nxtext_server, NULL);
+  if (servrid < 0)
+    {
+      message("nxtext_initialize: Failed to create nxtext_server task: %d\n", errno);
+      g_exitcode = NXEXIT_TASKCREATE;
+      return ERROR;
+    }
+
+  /* Wait a bit to let the server get started */
+
+  sleep(1);
+
+  /* Connect to the server */
+
+  g_hnx = nx_connect();
+  if (g_hnx)
+    {
+       pthread_attr_t attr;
+
+       /* Start a separate thread to listen for server events.  This is probably
+        * the least efficient way to do this, but it makes this example flow more
+        * smoothly.
+        */
+
+       (void)pthread_attr_init(&attr);
+       param.sched_priority = CONFIG_EXAMPLES_NXTEXT_LISTENERPRIO;
+       (void)pthread_attr_setschedparam(&attr, &param);
+       (void)pthread_attr_setstacksize(&attr, CONFIG_EXAMPLES_NXTEXT_STACKSIZE);
+
+       ret = pthread_create(&thread, &attr, nxtext_listener, NULL);
+       if (ret != 0)
+         {
+            printf("nxtext_initialize: pthread_create failed: %d\n", ret);
+            g_exitcode = NXEXIT_PTHREADCREATE;
+            return ERROR;
+         }
+
+       /* Don't return until we are connected to the server */
+
+       while (!g_connected)
+         {
+           /* Wait for the listener thread to wake us up when we really
+            * are connected.
+            */
+
+           (void)sem_wait(&g_semevent);
+         }
+    }
+  else
+    {
+      message("nxtext_initialize: nx_connect failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXCONNECT;
+      return ERROR;
+    }
+  return OK;
+}
+#endif
+
+/****************************************************************************
+ * Name: nxtext_initialize
+ ****************************************************************************/
+
+static int nxtext_initialize(void)
+{
+#ifdef CONFIG_NX_MULTIUSER
+  return nxtext_muinitialize();
+#else
+  return nxtext_suinitialize();
+#endif
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: user_start
+ ****************************************************************************/
+
+int user_start(int argc, char *argv[])
+{
+  FAR struct nxtext_state_s *bgstate;
+  NXEGWINDOW hwnd;
+  nxgl_mxpixel_t color;
+  int popcnt;
+  int bkgndx;
+  int ret;
+
+  /* Seed the random number generator */
+
+  srand(0x1234);
+
+  /* Initialize NX */
+
+  ret = nxtext_initialize();
+  message("user_start: NX handle=%p\n", g_hnx);
+  if (!g_hnx || ret < 0)
+    {
+      message("user_start: Failed to get NX handle: %d\n", errno);
+      g_exitcode = NXEXIT_NXOPEN;
+      goto errout;
+    }
+
+  /* Set the background to the configured background color */
+
+  message("user_start: Set background color=%d\n", CONFIG_EXAMPLES_NXTEXT_BGCOLOR);
+  color = CONFIG_EXAMPLES_NXTEXT_BGCOLOR;
+  ret = nx_setbgcolor(g_hnx, &color);
+  if (ret < 0)
+    {
+      message("user_start: nx_setbgcolor failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXSETBGCOLOR;
+      goto errout_with_nx;
+    }
+
+  /* Get the background window */
+
+  bgstate = nxbg_getstate();
+  ret = nx_requestbkgd(g_hnx, &g_bgcb, bgstate);
+  if (ret < 0)
+    {
+      message("user_start: nx_setbgcolor failed: %d\n", errno);
+      g_exitcode = NXEXIT_NXREQUESTBKGD;
+      goto errout_with_nx;
+    }
+
+  /* Wait until we have the screen resolution.  We'll have this immediately
+   * unless we are dealing with the NX server.
+   */
+
+  while (!b_haveresolution)
+    {
+      (void)sem_wait(&g_semevent);
+    }
+  message("user_start: Screen resolution (%d,%d)\n", g_xres, g_yres);
+
+  /* Now loop, adding text to the background and periodically presenting
+   * a pop-up window.
+   */
+
+  popcnt = 0;
+  bkgndx = 0;
+  for (;;)
+    {
+      /* Sleep for one second */
+
+      sleep(1);
+      popcnt++;
+
+      /* Each three seconds, create a pop-up window.  Destroy the pop-up
+       * window after two more seconds.
+       */
+
+      if (popcnt >= 5)
+        {
+          /* Destroy the pop-up window and restart the sequence */
+ 
+          message("user_start: Close pop-up\n");
+          (void)nxtext_closewindow(hwnd, &g_pustate);
+          popcnt = 0;
+        }
+      else if (popcnt >= 3)
+        {
+          /* Create a pop-up window */
+
+          hwnd = nxpu_open();
+
+          /* Give keyboard input to the top window */
+
+#ifdef CONFIG_NX_KBD
+          message("user_start: Send keyboard input: %s\n", g_pumsg);
+          ret = nx_kbdin(g_hnx, strlen((FAR const char *)g_pumsg), g_pumsg);
+          if (ret < 0)
+           {
+             message("user_start: nx_kbdin failed: %d\n", errno);
+             goto errout_with_hwnd;
+           }
+#endif
+        }
+
+      /* Give another line of text to the background window.  Force this
+       * text to go the background by calling the kbdin method directly.
+       */
+
+      nxbg_puts(g_hnx, strlen(g_bkgdmsg[bkgndx]), g_bkgdmsg[bkgndx], g_bkgdstate);
+#endif
+    }
+
+  /* Close the pop-up window */
+
+errout_with_hwnd:
+  if (popcnt >= 3)
+    {
+      message("user_start: Close pop-up\n");
+     (void)nxtext_closewindow(hwnd, &g_pustate);
+    }
+
+errout_with_bkgd:
+  (void)nx_releasebkgd(g_hnx);
+
+errout_with_nx:
+#ifdef CONFIG_NX_MULTIUSER
+  /* Disconnect from the server */
+
+  message("user_start: Disconnect from the server\n");
+  nx_disconnect(g_hnx);
+#else
+  /* Close the server */
+
+  message("user_start: Close NX\n");
+  nx_close(g_hnx);
+#endif
+errout:
+  return g_exitcode;
+}