diff options
Diffstat (limited to 'nuttx/graphics/nxtk/nxtk_subwindowclip.c')
-rw-r--r-- | nuttx/graphics/nxtk/nxtk_subwindowclip.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/nuttx/graphics/nxtk/nxtk_subwindowclip.c b/nuttx/graphics/nxtk/nxtk_subwindowclip.c deleted file mode 100644 index 2dbefb648..000000000 --- a/nuttx/graphics/nxtk/nxtk_subwindowclip.c +++ /dev/null @@ -1,118 +0,0 @@ -/**************************************************************************** - * graphics/nxtk/nxtk_subwindowclip.c - * - * Copyright (C) 2008-2009 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 <stdlib.h> -#include <errno.h> -#include <debug.h> - -#include <nuttx/nx/nx.h> -#include <nuttx/nx/nxtk.h> - -#include "nxfe.h" -#include "nxtk_internal.h" - -/**************************************************************************** - * Pre-Processor Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Types - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Public Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: nxtk_subwindowclip - * - * Description: - * We are given a 'src' rectangle in sub-window, relative coordinates - * (i.e., (0,0) is the top left corner of the sub-window). This function - * will (1) clip that src rectangle so that it lies within the sub-window - * bounds, and then (2) move the rectangle to that it is relative to the - * containing window (i.e., (0,0) is the top left corner of the containing - * window). - * - * Input parameters: - * fwnd - The framed window to be used - * dest - The locaton to put the result - * src - The src rectangle in relative sub-window coordinates - * bounds - The subwindow bounds in absolute screen coordinates. - * - * Returned value: - * None - * - ****************************************************************************/ - -void nxtk_subwindowclip(FAR struct nxtk_framedwindow_s *fwnd, - FAR struct nxgl_rect_s *dest, - FAR const struct nxgl_rect_s *src, - FAR const struct nxgl_rect_s *bounds) -{ - struct nxgl_rect_s tmp; - - /* Temporarily, position the src rectangle in absolute screen coordinates */ - - nxgl_rectoffset(&tmp, src, bounds->pt1.x, bounds->pt1.y); - - /* Clip the src rectangle to lie within the client window region */ - - nxgl_rectintersect(&tmp, &tmp, bounds); - - /* Then move the rectangle so that is relative to the containing window, not the - * client subwindow - */ - - nxgl_rectoffset(dest, &tmp, -fwnd->wnd.bounds.pt1.x, -fwnd->wnd.bounds.pt1.y); -} |