nx_fill.c 3.4 KB

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  1. /****************************************************************************
  2. * libs/libnx/nxmu/nx_fill.c
  3. *
  4. * Copyright (C) 2008-2009, 2011-2013 Gregory Nutt. All rights reserved.
  5. * Author: Gregory Nutt <gnutt@nuttx.org>
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions
  9. * are met:
  10. *
  11. * 1. Redistributions of source code must retain the above copyright
  12. * notice, this list of conditions and the following disclaimer.
  13. * 2. Redistributions in binary form must reproduce the above copyright
  14. * notice, this list of conditions and the following disclaimer in
  15. * the documentation and/or other materials provided with the
  16. * distribution.
  17. * 3. Neither the name NuttX nor the names of its contributors may be
  18. * used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  25. * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  28. * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29. * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31. * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32. * POSSIBILITY OF SUCH DAMAGE.
  33. *
  34. ****************************************************************************/
  35. /****************************************************************************
  36. * Included Files
  37. ****************************************************************************/
  38. #include <nuttx/config.h>
  39. #include <mqueue.h>
  40. #include <errno.h>
  41. #include <debug.h>
  42. #include <nuttx/nx/nxglib.h>
  43. #include <nuttx/nx/nx.h>
  44. #include <nuttx/nx/nxbe.h>
  45. #include <nuttx/nx/nxmu.h>
  46. /****************************************************************************
  47. * Public Functions
  48. ****************************************************************************/
  49. /****************************************************************************
  50. * Name: nx_fill
  51. *
  52. * Description:
  53. * Fill the specified rectangle in the window with the specified color
  54. *
  55. * Input Parameters:
  56. * hwnd - The window handle
  57. * rect - The location to be filled
  58. * color - The color to use in the fill
  59. *
  60. * Returned Value:
  61. * OK on success; ERROR on failure with errno set appropriately
  62. *
  63. ****************************************************************************/
  64. int nx_fill(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
  65. nxgl_mxpixel_t color[CONFIG_NX_NPLANES])
  66. {
  67. FAR struct nxbe_window_s *wnd = (FAR struct nxbe_window_s *)hwnd;
  68. struct nxsvrmsg_fill_s outmsg;
  69. #ifdef CONFIG_DEBUG_FEATURES
  70. if (!wnd || !rect || !color)
  71. {
  72. set_errno(EINVAL);
  73. return ERROR;
  74. }
  75. #endif
  76. /* Format the fill command */
  77. outmsg.msgid = NX_SVRMSG_FILL;
  78. outmsg.wnd = wnd;
  79. nxgl_rectcopy(&outmsg.rect, rect);
  80. nxgl_colorcopy(outmsg.color, color);
  81. /* Forward the fill command to the server */
  82. return nxmu_sendwindow(wnd, &outmsg, sizeof(struct nxsvrmsg_fill_s));
  83. }