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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 1993-1996 Id Software, Inc.
// Copyright(C) 2005 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
// DESCRIPTION: none
//
//-----------------------------------------------------------------------------
#ifndef __HULIB__
#define __HULIB__
// We are referring to patches.
#include "r_defs.h"
// background and foreground screen numbers
// different from other modules.
#define BG 1
#define FG 0
// font stuff
#define HU_CHARERASE KEY_BACKSPACE
#define HU_MAXLINES 4
#define HU_MAXLINELENGTH 80
//
// Typedefs of widgets
//
// Text Line widget
// (parent of Scrolling Text and Input Text widgets)
typedef struct
{
// left-justified position of scrolling text window
int x;
int y;
patch_t** f; // font
int sc; // start character
char l[HU_MAXLINELENGTH+1]; // line of text
int len; // current line length
// whether this line needs to be udpated
int needsupdate;
} hu_textline_t;
// Scrolling Text window widget
// (child of Text Line widget)
typedef struct
{
hu_textline_t l[HU_MAXLINES]; // text lines to draw
int h; // height in lines
int cl; // current line number
// pointer to boolean stating whether to update window
boolean* on;
boolean laston; // last value of *->on.
} hu_stext_t;
// Input Text Line widget
// (child of Text Line widget)
typedef struct
{
hu_textline_t l; // text line to input on
// left margin past which I am not to delete characters
int lm;
// pointer to boolean stating whether to update window
boolean* on;
boolean laston; // last value of *->on;
} hu_itext_t;
//
// Widget creation, access, and update routines
//
// initializes heads-up widget library
void HUlib_init(void);
//
// textline code
//
// clear a line of text
void HUlib_clearTextLine(hu_textline_t *t);
void HUlib_initTextLine(hu_textline_t *t, int x, int y, patch_t **f, int sc);
// returns success
boolean HUlib_addCharToTextLine(hu_textline_t *t, char ch);
// returns success
boolean HUlib_delCharFromTextLine(hu_textline_t *t);
// draws tline
void HUlib_drawTextLine(hu_textline_t *l, boolean drawcursor);
// erases text line
void HUlib_eraseTextLine(hu_textline_t *l);
//
// Scrolling Text window widget routines
//
// ?
void
HUlib_initSText
( hu_stext_t* s,
int x,
int y,
int h,
patch_t** font,
int startchar,
boolean* on );
// add a new line
void HUlib_addLineToSText(hu_stext_t* s);
// ?
void
HUlib_addMessageToSText
( hu_stext_t* s,
char* prefix,
char* msg );
// draws stext
void HUlib_drawSText(hu_stext_t* s);
// erases all stext lines
void HUlib_eraseSText(hu_stext_t* s);
// Input Text Line widget routines
void
HUlib_initIText
( hu_itext_t* it,
int x,
int y,
patch_t** font,
int startchar,
boolean* on );
// enforces left margin
void HUlib_delCharFromIText(hu_itext_t* it);
// enforces left margin
void HUlib_eraseLineFromIText(hu_itext_t* it);
// resets line and left margin
void HUlib_resetIText(hu_itext_t* it);
// left of left-margin
void
HUlib_addPrefixToIText
( hu_itext_t* it,
char* str );
// whether eaten
boolean
HUlib_keyInIText
( hu_itext_t* it,
unsigned char ch );
void HUlib_drawIText(hu_itext_t* it);
// erases all itext lines
void HUlib_eraseIText(hu_itext_t* it);
#endif
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