-/* $Id: panel.priv.h,v 1.4 1997/04/05 23:38:02 tom Exp $ */
+/****************************************************************************
+ * Copyright (c) 1998-2014,2017 Free Software Foundation, Inc. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
-#ifndef _PANEL_PRIV_H
-#define _PANEL_PRIV_H
+/* $Id: panel.priv.h,v 1.27 2017/02/11 16:50:43 tom Exp $ */
+
+#ifndef NCURSES_PANEL_PRIV_H
+#define NCURSES_PANEL_PRIV_H 1
+/* *INDENT-OFF* */
#if HAVE_CONFIG_H
# include <ncurses_cfg.h>
#endif
#include <stdlib.h>
+#include <string.h>
#include <assert.h>
-#if HAVE_LIBDMALLOC
-#include <dmalloc.h> /* Gray Watson's library */
-#endif
+struct screen; /* forward declaration */
-#if HAVE_LIBDBMALLOC
-#include <dbmalloc.h> /* Conor Cahill's library */
-#endif
+#include "curses.priv.h" /* includes nc_panel.h */
-#include "panel.h"
+#define NCURSES_OPAQUE_PANEL 0
+#include "panel.h"
-#if ( CC_HAS_INLINE_FUNCS && !defined(TRACE) )
-# define INLINE inline
-#else
-# define INLINE
-#endif
+#ifdef TRACE
+ extern NCURSES_EXPORT(const char *) _nc_my_visbuf (const void *);
+# ifdef TRACE_TXT
+# define USER_PTR(ptr) _nc_visbuf((const char *)ptr)
+# else
+# define USER_PTR(ptr) _nc_my_visbuf((const char *)ptr)
+# endif
+# define returnPanel(code) TRACE_RETURN1(code,panel)
-typedef struct panelcons
-{
- struct panelcons *above;
- struct panel *pan;
-} PANELCONS;
+ extern NCURSES_EXPORT(PANEL *) _nc_retrace_panel (PANEL *);
+ extern NCURSES_EXPORT(void) _nc_dPanel (const char*, const PANEL*);
+ extern NCURSES_EXPORT(void) _nc_dStack (const char*, int, const PANEL*);
+ extern NCURSES_EXPORT(void) _nc_Wnoutrefresh (const PANEL*);
+ extern NCURSES_EXPORT(void) _nc_Touchpan (const PANEL*);
+ extern NCURSES_EXPORT(void) _nc_Touchline (const PANEL*, int, int);
-#ifdef TRACE
# define dBug(x) _tracef x
-#else
+# define dPanel(text,pan) _nc_dPanel(text,pan)
+# define dStack(fmt,num,pan) _nc_dStack(fmt,num,pan)
+# define Wnoutrefresh(pan) _nc_Wnoutrefresh(pan)
+# define Touchpan(pan) _nc_Touchpan(pan)
+# define Touchline(pan,start,count) _nc_Touchline(pan,start,count)
+#else /* !TRACE */
+# define returnPanel(code) return code
# define dBug(x)
+# define dPanel(text,pan)
+# define dStack(fmt,num,pan)
+# define Wnoutrefresh(pan) wnoutrefresh((pan)->win)
+# define Touchpan(pan) touchwin((pan)->win)
+# define Touchline(pan,start,count) touchline((pan)->win,start,count)
#endif
-#ifdef USE_RCS_IDS
-#define MODULE_ID(id) static const char Ident[] = id;
-#else
-#define MODULE_ID(id) /*nothing*/
-#endif
+#if NCURSES_SP_FUNCS
+#define GetScreenHook(sp) \
+ struct panelhook* ph = NCURSES_SP_NAME(_nc_panelhook)(sp)
+#define GetPanelHook(pan) \
+ GetScreenHook(pan ? _nc_screen_of((pan)->win) : 0)
+#define GetWindowHook(win) \
+ SCREEN* sp = _nc_screen_of(win); \
+ GetScreenHook(sp)
+#define GetHook(pan) SCREEN* sp = _nc_screen_of(pan->win); \
+ GetScreenHook(sp)
+
+#define _nc_stdscr_pseudo_panel ((ph)->stdscr_pseudo_panel)
+#define _nc_top_panel ((ph)->top_panel)
+#define _nc_bottom_panel ((ph)->bottom_panel)
+
+#else /* !NCURSES_SP_FUNCS */
+
+#define GetScreenHook(sp) /* nothing */
+#define GetPanelHook(pan) /* nothing */
+#define GetWindowHook(win) /* nothing */
+#define GetHook(pan) /* nothing */
-#define P_TOUCH (0)
-#define P_UPDATE (1)
+#define _nc_stdscr_pseudo_panel _nc_panelhook()->stdscr_pseudo_panel
+#define _nc_top_panel _nc_panelhook()->top_panel
+#define _nc_bottom_panel _nc_panelhook()->bottom_panel
+#endif /* NCURSES_SP_FUNCS */
+
+#define EMPTY_STACK() (_nc_top_panel == _nc_bottom_panel)
+#define Is_Bottom(p) (((p) != (PANEL*)0) && !EMPTY_STACK() && (_nc_bottom_panel->above == (p)))
+#define Is_Top(p) (((p) != (PANEL*)0) && !EMPTY_STACK() && (_nc_top_panel == (p)))
+#define Is_Pseudo(p) (((p) != (PANEL*)0) && ((p) == _nc_bottom_panel))
+
+/*+-------------------------------------------------------------------------
+ IS_LINKED(pan) - check to see if panel is in the stack
+--------------------------------------------------------------------------*/
+/* This works! The only case where it would fail is, when the list has
+ only one element. But this could only be the pseudo panel at the bottom */
+#define IS_LINKED(p) (((p)->above || (p)->below ||((p)==_nc_bottom_panel)) ? TRUE : FALSE)
+
+#define PSTARTX(pan) ((pan)->win->_begx)
+#define PENDX(pan) ((pan)->win->_begx + getmaxx((pan)->win) - 1)
+#define PSTARTY(pan) ((pan)->win->_begy)
+#define PENDY(pan) ((pan)->win->_begy + getmaxy((pan)->win) - 1)
+
+/*+-------------------------------------------------------------------------
+ PANELS_OVERLAPPED(pan1,pan2) - check panel overlapped
+---------------------------------------------------------------------------*/
+#define PANELS_OVERLAPPED(pan1,pan2) \
+(( !(pan1) || !(pan2) || \
+ PSTARTY(pan1) > PENDY(pan2) || PENDY(pan1) < PSTARTY(pan2) ||\
+ PSTARTX(pan1) > PENDX(pan2) || PENDX(pan1) < PSTARTX(pan2) ) \
+ ? FALSE : TRUE)
+
+
+/*+-------------------------------------------------------------------------
+ Compute the intersection rectangle of two overlapping rectangles
+---------------------------------------------------------------------------*/
+#define COMPUTE_INTERSECTION(pan1,pan2,ix1,ix2,iy1,iy2)\
+ ix1 = (PSTARTX(pan1) < PSTARTX(pan2)) ? PSTARTX(pan2) : PSTARTX(pan1);\
+ ix2 = (PENDX(pan1) < PENDX(pan2)) ? PENDX(pan1) : PENDX(pan2);\
+ iy1 = (PSTARTY(pan1) < PSTARTY(pan2)) ? PSTARTY(pan2) : PSTARTY(pan1);\
+ iy2 = (PENDY(pan1) < PENDY(pan2)) ? PENDY(pan1) : PENDY(pan2);\
+ assert((ix1<=ix2) && (iy1<=iy2))
+
+
+/*+-------------------------------------------------------------------------
+ Walk through the panel stack starting at the given location and
+ check for intersections; overlapping panels are "touched", so they
+ are incrementally overwriting cells that should be hidden.
+ If the "touch" flag is set, the panel gets touched before it is
+ updated.
+---------------------------------------------------------------------------*/
+#define PANEL_UPDATE(pan,panstart)\
+{ PANEL* pan2 = ((panstart) ? (panstart) : _nc_bottom_panel);\
+ while(pan2 && pan2->win) {\
+ if ((pan2 != pan) && PANELS_OVERLAPPED(pan,pan2)) {\
+ int y, ix1, ix2, iy1, iy2;\
+ COMPUTE_INTERSECTION(pan, pan2, ix1, ix2, iy1, iy2);\
+ for(y = iy1; y <= iy2; y++) {\
+ if (is_linetouched(pan->win,y - PSTARTY(pan))) {\
+ struct ldat* line = &(pan2->win->_line[y - PSTARTY(pan2)]);\
+ CHANGED_RANGE(line, ix1 - PSTARTX(pan2), ix2 - PSTARTX(pan2));\
+ }\
+ }\
+ }\
+ pan2 = pan2->above;\
+ }\
+}
+
+/*+-------------------------------------------------------------------------
+ Remove panel from stack.
+---------------------------------------------------------------------------*/
+#define PANEL_UNLINK(pan,err) \
+{ err = ERR;\
+ if (pan) {\
+ if (IS_LINKED(pan)) {\
+ if ((pan)->below)\
+ (pan)->below->above = (pan)->above;\
+ if ((pan)->above)\
+ (pan)->above->below = (pan)->below;\
+ if ((pan) == _nc_bottom_panel) \
+ _nc_bottom_panel = (pan)->above;\
+ if ((pan) == _nc_top_panel) \
+ _nc_top_panel = (pan)->below;\
+ err = OK;\
+ }\
+ (pan)->above = (pan)->below = (PANEL*)0;\
+ }\
+}
+
+#define HIDE_PANEL(pan,err,err_if_unlinked)\
+ if (IS_LINKED(pan)) {\
+ Touchpan(pan);\
+ PANEL_UPDATE(pan,(PANEL*)0);\
+ PANEL_UNLINK(pan,err);\
+ } \
+ else {\
+ err = err_if_unlinked;\
+ }
+
+#if NCURSES_SP_FUNCS
+/* These may become later renamed and part of panel.h and the public API */
+extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_update_panels)(SCREEN*);
#endif
+/* *INDENT-ON* */
+
+#endif /* NCURSES_PANEL_PRIV_H */