209 lines
7.4 KiB
C
209 lines
7.4 KiB
C
/****************************************************************************
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* examples/nxterm/nxterm_wndo.c
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <semaphore.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/nx/nx.h>
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#include <nuttx/nx/nxfonts.h>
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#include "nxterm_internal.h"
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
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bool morem, FAR void *arg);
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static void nxwndo_position(NXWINDOW hwnd, FAR const struct nxgl_size_s *size,
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FAR const struct nxgl_point_s *pos,
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FAR const struct nxgl_rect_s *bounds,
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FAR void *arg);
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#ifdef CONFIG_NX_XYINPUT
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static void nxwndo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos,
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uint8_t buttons, FAR void *arg);
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#endif
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#ifdef CONFIG_NX_KBD
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static void nxwndo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch,
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FAR void *arg);
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* Background window call table */
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const struct nx_callback_s g_nxtermcb =
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{
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nxwndo_redraw, /* redraw */
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nxwndo_position /* position */
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#ifdef CONFIG_NX_XYINPUT
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, nxwndo_mousein /* mousein */
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#endif
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#ifdef CONFIG_NX_KBD
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, nxwndo_kbdin /* my kbdin */
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#endif
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};
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nxwndo_redraw
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****************************************************************************/
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static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
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bool more, FAR void *arg)
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{
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nxgl_mxpixel_t wcolor[CONFIG_NX_NPLANES];
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gvdbg("hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n",
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hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y,
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more ? "true" : "false");
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/* Don't attempt to redraw if the driver has not yet been opened */
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if (g_nxterm_vars.hdrvr)
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{
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/* Inform the NX console of the redraw request */
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nxterm_redraw(g_nxterm_vars.hdrvr, rect, more);
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}
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else
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{
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/* If the driver has not been opened, then just redraw the window color */
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wcolor[0] = CONFIG_EXAMPLES_NXCON_WCOLOR;
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(void)nxtk_fillwindow(hwnd, rect, wcolor);
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}
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}
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/****************************************************************************
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* Name: nxwndo_position
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****************************************************************************/
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static void nxwndo_position(NXWINDOW hwnd, FAR const struct nxgl_size_s *size,
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FAR const struct nxgl_point_s *pos,
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FAR const struct nxgl_rect_s *bounds,
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FAR void *arg)
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{
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/* Report the position */
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gvdbg("hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n",
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hwnd, size->w, size->h, pos->x, pos->y,
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bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y);
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/* Have we picked off the window bounds yet? */
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if (!g_nxterm_vars.haveres)
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{
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/* Save the background window handle */
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g_nxterm_vars.hwnd = hwnd;
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/* Save the background window size */
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g_nxterm_vars.wndo.wsize.w = size->w;
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g_nxterm_vars.wndo.wsize.h = size->h;
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/* Save the window limits (these should be the same for all places and all windows */
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g_nxterm_vars.xres = bounds->pt2.x + 1;
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g_nxterm_vars.yres = bounds->pt2.y + 1;
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g_nxterm_vars.haveres = true;
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sem_post(&g_nxterm_vars.eventsem);
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gvdbg("Have xres=%d yres=%d\n", g_nxterm_vars.xres, g_nxterm_vars.yres);
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}
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}
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/****************************************************************************
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* Name: nxwndo_mousein
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****************************************************************************/
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#ifdef CONFIG_NX_XYINPUT
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static void nxwndo_mousein(NXWINDOW hwnd, FAR const struct nxgl_point_s *pos,
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uint8_t buttons, FAR void *arg)
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{
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gvdbg("hwnd=%p pos=(%d,%d) button=%02x\n",
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hwnd, pos->x, pos->y, buttons);
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}
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#endif
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/****************************************************************************
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* Name: nxwndo_kbdin
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****************************************************************************/
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#ifdef CONFIG_NX_KBD
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static void nxwndo_kbdin(NXWINDOW hwnd, uint8_t nch, FAR const uint8_t *ch,
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FAR void *arg)
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{
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gvdbg("hwnd=%p nch=%d\n", hwnd, nch);
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(void)write(1, ch, nch);
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}
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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