112 lines
3.9 KiB
C
112 lines
3.9 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2007-2009 Joshua Simmons <mud at majidejima dot com>
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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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef GOBAN_DISPLAY_H
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#define GOBAN_DISPLAY_H
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#include "types.h"
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#include "goban.h"
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/* Call before using the display */
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void setup_display (void);
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/* Draw the board and the "footer" */
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void draw_screen_display (void);
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/* The location of the cursor */
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extern unsigned short cursor_pos;
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/* True if we should draw variations */
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extern bool draw_variations;
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/* Used to set the zoom level, loaded in from the config file */
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unsigned int saved_circle_size;
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/* the size of one intersection on the board, in pixels */
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unsigned int intersection_size;
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/* Clear the marks from the board */
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void clear_marks_display (void);
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/* Add a mark to the display */
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void set_mark_display (unsigned short pos, unsigned char mark_char);
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/* Set to indicate if we should display the 'C' in the footer or not */
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void set_comment_display (bool new_val);
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/* Move the display so that the position pos is in view, very useful if
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we're zoomed in (otherwise does nothing) */
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void move_display (unsigned short pos);
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/* These should all be obvious. Zoom levels start at 1. set_zoom_display
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will set the default zoom level if called with zoom_level == 0 */
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void set_zoom_display (unsigned int zoom_level);
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unsigned int current_zoom_display (void);
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unsigned int min_zoom_display (void);
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unsigned int max_zoom_display (void);
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/* MIN and MAX intersection sizes */
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#define MIN_DEFAULT_INT_SIZE (11)
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/* The absolute minimum that is allowed */
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#define MIN_INT_SIZE (3)
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/* Don't allow one bigger than the size of the screen */
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#define MAX_INT_SIZE (min((LCD_BOARD_WIDTH & 1) ? LCD_BOARD_WIDTH : \
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LCD_BOARD_WIDTH - 1, \
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(LCD_BOARD_HEIGHT & 1) ? LCD_BOARD_HEIGHT : \
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LCD_BOARD_HEIGHT - 1))
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/* NOTE: we do one "extra" intersection in each direction which goes off
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the screen, because it makes drawing a little bit prettier (the board
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doesn't end before the edge of the screen this way) */
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/* right is a screen boundary if we're on a tall screen, bottom is a
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screen boundary if we're on a wide screen */
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#if defined(GBN_TALL_SCREEN)
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#define MIN_X ((min_x_int == 0) ? 0 : min_x_int - 1)
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#define MIN_Y (min_y_int)
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/* always flush with top, no need for extra */
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#define MAX_X (min(min_x_int + num_x_ints + 1, board_width))
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#define MAX_Y (min(min_y_int + num_y_ints, board_height))
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#else
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#define MIN_X (min_x_int)
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/* always flush with left, no need for extra */
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#define MIN_Y ((min_y_int == 0) ? 0 : min_y_int - 1)
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#define MAX_X (min(min_x_int + num_x_ints, board_width))
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#define MAX_Y (min(min_y_int + num_y_ints + 1, board_height))
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#endif
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/* These are the same as above, except without the extra intersection is
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board-boundary directions */
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#define REAL_MIN_X (min_x_int)
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#define REAL_MIN_Y (min_y_int)
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#define REAL_MAX_X (min(min_x_int + num_x_ints, board_width))
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#define REAL_MAX_Y (min(min_y_int + num_y_ints, board_height))
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#endif
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