aboutsummaryrefslogtreecommitdiff
path: root/nuttx/graphics/nxbe/nxbe_move.c
diff options
context:
space:
mode:
Diffstat (limited to 'nuttx/graphics/nxbe/nxbe_move.c')
-rw-r--r--nuttx/graphics/nxbe/nxbe_move.c284
1 files changed, 0 insertions, 284 deletions
diff --git a/nuttx/graphics/nxbe/nxbe_move.c b/nuttx/graphics/nxbe/nxbe_move.c
deleted file mode 100644
index 193b174c2..000000000
--- a/nuttx/graphics/nxbe/nxbe_move.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/****************************************************************************
- * graphics/nxbe/nxbe_move.c
- *
- * Copyright (C) 2008-2009, 2011-2012 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 <stdint.h>
-
-#include <nuttx/nx/nxglib.h>
-
-#include "nxbe.h"
-#include "nxfe.h"
-
-/****************************************************************************
- * Pre-Processor Definitions
- ****************************************************************************/
-
-/****************************************************************************
- * Private Types
- ****************************************************************************/
-
-struct nxbe_move_s
-{
- struct nxbe_clipops_s cops;
- struct nxgl_point_s offset;
- FAR struct nxbe_window_s *wnd;
- struct nxgl_rect_s srcrect;
- uint8_t order;
-};
-
-/****************************************************************************
- * Private Data
- ****************************************************************************/
-
-/****************************************************************************
- * Public Data
- ****************************************************************************/
-
-/****************************************************************************
- * Private Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Name: nxbe_clipmovesrc
- *
- * Description:
- * Called from nxbe_clipper() to performed the move operation on visible regions
- * of the rectangle.
- *
- ****************************************************************************/
-
-static void nxbe_clipmovesrc(FAR struct nxbe_clipops_s *cops,
- FAR struct nxbe_plane_s *plane,
- FAR const struct nxgl_rect_s *rect)
-{
- struct nxbe_move_s *info = (struct nxbe_move_s *)cops;
- struct nxgl_point_s offset;
-
- if (info->offset.x != 0 || info->offset.y != 0)
- {
- /* Offset is the destination position of the moved rectangle */
-
- offset.x = rect->pt1.x + info->offset.x;
- offset.y = rect->pt1.y + info->offset.y;
-
- plane->moverectangle(&plane->pinfo, rect, &offset);
- }
-}
-
-/****************************************************************************
- * Name: nxbe_clipmoveobscured
- *
- * Description:
- * Called from nxbe_clipper() to performed the move operation on obsrured regions
- * of the rectangle.
- *
- ****************************************************************************/
-
-static void nxbe_clipmoveobscured(FAR struct nxbe_clipops_s *cops,
- FAR struct nxbe_plane_s *plane,
- FAR const struct nxgl_rect_s *rect)
-{
- struct nxbe_move_s *info = (struct nxbe_move_s *)cops;
- struct nxgl_rect_s dst;
-
- nxgl_rectoffset(&dst, rect, info->offset.x, info->offset.y);
- nxfe_redrawreq(info->wnd, &dst);
-}
-
-/****************************************************************************
- * Name: nxbe_clipmovedest
- *
- * Description:
- * Called from nxbe_clipper() to performed the move operation on visible
- * regions of the source rectangle.
- *
- ****************************************************************************/
-
-static void nxbe_clipmovedest(FAR struct nxbe_clipops_s *cops,
- FAR struct nxbe_plane_s *plane,
- FAR const struct nxgl_rect_s *rect)
-{
- struct nxbe_move_s *dstdata = (struct nxbe_move_s *)cops;
- struct nxbe_window_s *wnd = dstdata->wnd;
- struct nxgl_point_s offset = dstdata->offset;
- struct nxgl_rect_s src;
- struct nxgl_rect_s tmprect1;
- struct nxgl_rect_s tmprect2;
- struct nxgl_rect_s nonintersecting[4];
- int i;
-
- /* Redraw dest regions where the source is outside of the bounds of the
- * background window
- */
-
- nxgl_rectoffset(&tmprect1, &dstdata->srcrect, offset.x, offset.y);
- nxgl_rectintersect(&tmprect2, &tmprect1, &wnd->be->bkgd.bounds);
- nxgl_nonintersecting(nonintersecting, rect, &tmprect2);
-
- for (i = 0; i < 4; i++)
- {
- if (!nxgl_nullrect(&nonintersecting[i]))
- {
- nxfe_redrawreq(dstdata->wnd, &nonintersecting[i]);
- }
- }
-
- /* Clip to determine what is inside the bounds */
-
- nxgl_rectintersect(&src, rect, &dstdata->srcrect);
-
- if (!nxgl_nullrect(&src))
- {
- struct nxbe_move_s srcinfo;
-
- srcinfo.cops.visible = nxbe_clipmovesrc;
- srcinfo.cops.obscured = nxbe_clipmoveobscured;
- srcinfo.offset = offset;
- srcinfo.wnd = wnd;
-
- nxbe_clipper(dstdata->wnd->above, &src, dstdata->order,
- &srcinfo.cops, plane);
- }
-}
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Name: nxbe_move
- *
- * Description:
- * Move a rectangular region within the window
- *
- * Input Parameters:
- * wnd - The window within which the move is to be done
- * rect - Describes the rectangular region to move
- * offset - The offset to move the region
- *
- * Return:
- * None
- *
- ****************************************************************************/
-
-void nxbe_move(FAR struct nxbe_window_s *wnd, FAR const struct nxgl_rect_s *rect,
- FAR const struct nxgl_point_s *offset)
-{
- struct nxbe_move_s info;
- int i;
-
-#ifdef CONFIG_DEBUG
- if (!wnd || !rect)
- {
- return;
- }
-#endif
-
- /* Offset the rectangle by the window origin to create a bounding box */
-
- nxgl_rectoffset(&info.srcrect, rect, wnd->bounds.pt1.x, wnd->bounds.pt1.y);
-
- /* Clip to the limits of the window and of the background screen */
-
- nxgl_rectintersect(&info.srcrect, &info.srcrect, &wnd->bounds);
- nxgl_rectintersect(&info.srcrect, &info.srcrect, &wnd->be->bkgd.bounds);
-
- if (nxgl_nullrect(&info.srcrect))
- {
- return;
- }
-
- info.cops.visible = nxbe_clipmovedest;
- info.cops.obscured = nxbe_clipnull;
- info.offset.x = offset->x;
- info.offset.y = offset->y;
- info.wnd = wnd;
-
- /* The clip order depends up the direction that the rectangle is being
- * moved.
- */
-
- if (offset->y < 0)
- {
- /* Moving rectangle up */
-
- if (offset->x < 0)
- {
- /* Moving to upper-left */
-
- info.order = NX_CLIPORDER_TLRB; /* Top-left-right-bottom */
- }
- else
- {
- /* Moving to upper-right (or just up) */
-
- info.order = NX_CLIPORDER_TRLB; /* Top-right-left-bottom */
- }
- }
- else
- {
- /* Moving rectangle down (or just left/right) */
-
- if (offset->x < 0)
- {
- /* Moving to lower-left */
-
- info.order = NX_CLIPORDER_BLRT; /* Bottom-left-right-top */
- }
- else
- {
- /* Moving to lower-right */
-
- info.order = NX_CLIPORDER_BRLT; /* Bottom-right-left-top */
- }
- }
-
- /* Then perform the move */
-
-#if CONFIG_NX_NPLANES > 1
- for (i = 0; i < wnd->be->vinfo.nplanes; i++)
-#else
- i = 0;
-#endif
- {
- nxbe_clipper(wnd->above, &info.srcrect, info.order,
- &info.cops, &wnd->be->plane[i]);
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-11 08:14:33 +0000