diff options
Diffstat (limited to 'nuttx/graphics/nxbe/nxbe_visible.c')
-rw-r--r-- | nuttx/graphics/nxbe/nxbe_visible.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/nuttx/graphics/nxbe/nxbe_visible.c b/nuttx/graphics/nxbe/nxbe_visible.c deleted file mode 100644 index ca62aeab6..000000000 --- a/nuttx/graphics/nxbe/nxbe_visible.c +++ /dev/null @@ -1,134 +0,0 @@ -/**************************************************************************** - * graphics/nxbe/nxbe_redraw.c - * - * Copyright (C) 2008-2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * 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 <stdbool.h> -#include <errno.h> -#include <debug.h> - -#include <nuttx/nx/nxglib.h> - -#include "nxbe.h" -#include "nxfe.h" - -/**************************************************************************** - * Pre-Processor Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Types - ****************************************************************************/ - -struct nxbe_visible_s -{ - struct nxbe_clipops_s cops; - bool visible; -}; - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Public Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: nxbe_clipvisible - ****************************************************************************/ - -static void nxbe_clipvisible(FAR struct nxbe_clipops_s *cops, - FAR struct nxbe_plane_s *plane, - FAR const struct nxgl_rect_s *rect) -{ - FAR struct nxbe_visible_s *info = (FAR struct nxbe_visible_s *)cops; - info->visible = true; -} - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: nxbe_visible - * - * Descripton: - * Return true if the point, pt, in window wnd is visible. pt is in - * absolute screen coordinates - * - ****************************************************************************/ - -bool nxbe_visible(FAR struct nxbe_window_s *wnd, - FAR const struct nxgl_point_s *pos) -{ - struct nxbe_visible_s info; - - /* Check if the absolute position lies within the window */ - - if (!nxgl_rectinside(&wnd->bounds, pos)) - { - return false; - } - - /* If this is the top window, then the psition is visible */ - - if (!wnd->above) - { - return true; - } - - /* The position within the window range, but the window is not at - * the top. We will have to work harder to determine if the point - * visible - */ - - info.cops.visible = nxbe_clipvisible; - info.cops.obscured = nxbe_clipnull; - info.visible = false; - - nxbe_clipper(wnd->above, &wnd->bounds, NX_CLIPORDER_DEFAULT, - &info.cops, &wnd->be->plane[0]); - - return info.visible; -} |