mirror of https://gitlab.com/nakst/essence
183 lines
3.5 KiB
C
183 lines
3.5 KiB
C
//
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// Copyright(C) 1993-1996 Id Software, Inc.
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// Copyright(C) 2005-2014 Simon Howard
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// DESCRIPTION: none
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//
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#ifndef __HULIB__
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#define __HULIB__
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// We are referring to patches.
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#include "r_defs.h"
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// font stuff
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#define HU_CHARERASE KEY_BACKSPACE
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#define HU_MAXLINES 4
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#define HU_MAXLINELENGTH 80
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//
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// Typedefs of widgets
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//
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// Text Line widget
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// (parent of Scrolling Text and Input Text widgets)
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typedef struct
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{
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// left-justified position of scrolling text window
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int x;
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int y;
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patch_t** f; // font
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int sc; // start character
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char l[HU_MAXLINELENGTH+1]; // line of text
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int len; // current line length
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// whether this line needs to be udpated
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int needsupdate;
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} hu_textline_t;
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// Scrolling Text window widget
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// (child of Text Line widget)
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typedef struct
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{
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hu_textline_t l[HU_MAXLINES]; // text lines to draw
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int h; // height in lines
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int cl; // current line number
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// pointer to boolean stating whether to update window
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boolean* on;
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boolean laston; // last value of *->on.
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} hu_stext_t;
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// Input Text Line widget
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// (child of Text Line widget)
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typedef struct
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{
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hu_textline_t l; // text line to input on
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// left margin past which I am not to delete characters
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int lm;
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// pointer to boolean stating whether to update window
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boolean* on;
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boolean laston; // last value of *->on;
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} hu_itext_t;
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//
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// Widget creation, access, and update routines
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//
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// initializes heads-up widget library
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void HUlib_init(void);
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//
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// textline code
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//
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// clear a line of text
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void HUlib_clearTextLine(hu_textline_t *t);
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void HUlib_initTextLine(hu_textline_t *t, int x, int y, patch_t **f, int sc);
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// returns success
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boolean HUlib_addCharToTextLine(hu_textline_t *t, char ch);
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// returns success
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boolean HUlib_delCharFromTextLine(hu_textline_t *t);
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// draws tline
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void HUlib_drawTextLine(hu_textline_t *l, boolean drawcursor);
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// erases text line
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void HUlib_eraseTextLine(hu_textline_t *l);
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//
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// Scrolling Text window widget routines
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//
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// ?
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void
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HUlib_initSText
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( hu_stext_t* s,
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int x,
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int y,
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int h,
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patch_t** font,
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int startchar,
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boolean* on );
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// add a new line
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void HUlib_addLineToSText(hu_stext_t* s);
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// ?
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void
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HUlib_addMessageToSText
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( hu_stext_t* s,
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char* prefix,
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char* msg );
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// draws stext
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void HUlib_drawSText(hu_stext_t* s);
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// erases all stext lines
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void HUlib_eraseSText(hu_stext_t* s);
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// Input Text Line widget routines
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void
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HUlib_initIText
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( hu_itext_t* it,
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int x,
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int y,
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patch_t** font,
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int startchar,
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boolean* on );
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// enforces left margin
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void HUlib_delCharFromIText(hu_itext_t* it);
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// enforces left margin
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void HUlib_eraseLineFromIText(hu_itext_t* it);
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// resets line and left margin
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void HUlib_resetIText(hu_itext_t* it);
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// left of left-margin
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void
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HUlib_addPrefixToIText
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( hu_itext_t* it,
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char* str );
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// whether eaten
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boolean
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HUlib_keyInIText
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( hu_itext_t* it,
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unsigned char ch );
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void HUlib_drawIText(hu_itext_t* it);
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// erases all itext lines
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void HUlib_eraseIText(hu_itext_t* it);
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#endif
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