136 lines
3.5 KiB
C++
136 lines
3.5 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// Copyright(C) 2005,2006 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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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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// 02111-1307, USA.
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//
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//-----------------------------------------------------------------------------
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//
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// Base interface that abstracts the text mode screen.
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//
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//-----------------------------------------------------------------------------
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#ifndef TXT_MAIN_H
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#define TXT_MAIN_H
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// For the moment, txt_sdl.c is the only implementation of the base
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// text mode screen API:
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#include "txt_sdl.h"
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// Special keypress values that correspond to mouse button clicks
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#define TXT_MOUSE_BASE 0x10000
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#define TXT_MOUSE_LEFT (TXT_MOUSE_BASE + 0)
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#define TXT_MOUSE_RIGHT (TXT_MOUSE_BASE + 1)
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#define TXT_MOUSE_MIDDLE (TXT_MOUSE_BASE + 2)
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#define TXT_MOUSE_SCROLLUP (TXT_MOUSE_BASE + 3)
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#define TXT_MOUSE_SCROLLDOWN (TXT_MOUSE_BASE + 4)
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#define TXT_MAX_MOUSE_BUTTONS 16
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// Screen size
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#define TXT_SCREEN_W 80
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#define TXT_SCREEN_H 25
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#define TXT_COLOR_BLINKING (1 << 3)
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typedef enum
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{
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TXT_COLOR_BLACK,
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TXT_COLOR_BLUE,
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TXT_COLOR_GREEN,
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TXT_COLOR_CYAN,
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TXT_COLOR_RED,
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TXT_COLOR_MAGENTA,
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TXT_COLOR_BROWN,
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TXT_COLOR_GREY,
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TXT_COLOR_DARK_GREY,
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TXT_COLOR_BRIGHT_BLUE,
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TXT_COLOR_BRIGHT_GREEN,
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TXT_COLOR_BRIGHT_CYAN,
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TXT_COLOR_BRIGHT_RED,
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TXT_COLOR_BRIGHT_MAGENTA,
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TXT_COLOR_YELLOW,
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TXT_COLOR_BRIGHT_WHITE,
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} txt_color_t;
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// Modifier keys.
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typedef enum
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{
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TXT_MOD_SHIFT,
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TXT_MOD_CTRL,
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TXT_MOD_ALT,
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TXT_NUM_MODIFIERS
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} txt_modifier_t;
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// Initialize the screen
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// Returns 1 if successful, 0 if failed.
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int TXT_Init(void);
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// Shut down text mode emulation
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void TXT_Shutdown(void);
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// Get a pointer to the buffer containing the raw screen data.
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unsigned char *TXT_GetScreenData(void);
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// Update an area of the screen
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void TXT_UpdateScreenArea(int x, int y, int w, int h);
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// Update the whole screen
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void TXT_UpdateScreen(void);
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// Read a character from the keyboard
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int TXT_GetChar(void);
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// Read the current state of modifier keys that are held down.
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int TXT_GetModifierState(txt_modifier_t mod);
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// Provides a short description of a key code, placing into the
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// provided buffer.
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void TXT_GetKeyDescription(int key, char *buf);
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// Retrieve the current position of the mouse
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void TXT_GetMousePosition(int *x, int *y);
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// Sleep until an event is received or the screen needs updating
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// Optional timeout in ms (timeout == 0 : sleep forever)
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void TXT_Sleep(int timeout);
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// Controls whether keys are returned from TXT_GetChar based on keyboard
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// mapping, or raw key code.
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void TXT_EnableKeyMapping(int enable);
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// Set the window title of the window containing the text mode screen
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void TXT_SetWindowTitle(char *title);
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#endif /* #ifndef TXT_MAIN_H */
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