1 files changed, 111 insertions, 0 deletions

diff --git a/apps/plugins/goban/display.h b/apps/plugins/goban/display.h
new file mode 100644
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+++ b/apps/plugins/goban/display.h
@@ -0,0 +1,111 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2007-2009 Joshua Simmons <mud at majidejima dot com>
+ *
+ * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef GOBAN_DISPLAY_H
+#define GOBAN_DISPLAY_H
+
+#include "types.h"
+#include "goban.h"
+
+/* Call before using the display */
+void setup_display (void);
+
+/* Draw the board and the "footer" */
+void draw_screen_display (void);
+
+/* The location of the cursor */
+extern unsigned short cursor_pos;
+
+/* True if we should draw variations */
+extern bool draw_variations;
+
+/* Used to set the zoom level, loaded in from the config file */
+unsigned int saved_circle_size;
+
+/* the size of one intersection on the board, in pixels */
+unsigned int intersection_size;
+
+/* Clear the marks from the board */
+void clear_marks_display (void);
+
+/* Add a mark to the display */
+void set_mark_display (unsigned short pos, unsigned char mark_char);
+
+/* Set to indicate if we should display the 'C' in the footer or not */
+void set_comment_display (bool new_val);
+
+/* Move the display so that the position pos is in view, very useful if
+   we're zoomed in (otherwise does nothing) */
+void move_display (unsigned short pos);
+
+/* These should all be obvious.  Zoom levels start at 1. set_zoom_display
+   will set the default zoom level if called with zoom_level == 0 */
+void set_zoom_display (unsigned int zoom_level);
+unsigned int current_zoom_display (void);
+unsigned int min_zoom_display (void);
+unsigned int max_zoom_display (void);
+
+/* MIN and MAX intersection sizes */
+#define MIN_DEFAULT_INT_SIZE (11)
+
+/* The absolute minimum that is allowed */
+#define MIN_INT_SIZE (3)
+
+/* Don't allow one bigger than the size of the screen */
+#define MAX_INT_SIZE (min((LCD_BOARD_WIDTH & 1) ? LCD_BOARD_WIDTH : \
+                                                  LCD_BOARD_WIDTH - 1, \
+                          (LCD_BOARD_HEIGHT & 1) ? LCD_BOARD_HEIGHT : \
+                                                   LCD_BOARD_HEIGHT - 1))
+
+
+
+
+/* NOTE: we do one "extra" intersection in each direction which goes off
+   the screen, because it makes drawing a little bit prettier (the board
+   doesn't end before the edge of the screen this way) */
+
+
+/* right is a screen boundary if we're on a tall screen, bottom is a
+   screen boundary if we're on a wide screen */
+#if defined(GBN_TALL_SCREEN)
+#define MIN_X ((min_x_int == 0) ? 0 : min_x_int - 1)
+#define MIN_Y (min_y_int)
+/* always flush with top, no need for extra */
+
+#define MAX_X (min(min_x_int + num_x_ints + 1, board_width))
+#define MAX_Y (min(min_y_int + num_y_ints, board_height))
+#else
+#define MIN_X (min_x_int)
+/* always flush with left, no need for extra */
+
+#define MIN_Y ((min_y_int == 0) ? 0 : min_y_int - 1)
+#define MAX_X (min(min_x_int + num_x_ints, board_width))
+#define MAX_Y (min(min_y_int + num_y_ints + 1, board_height))
+#endif
+
+/* These are the same as above, except without the extra intersection is
+   board-boundary directions */
+#define REAL_MIN_X (min_x_int)
+#define REAL_MIN_Y (min_y_int)
+#define REAL_MAX_X (min(min_x_int + num_x_ints, board_width))
+#define REAL_MAX_Y (min(min_y_int + num_y_ints, board_height))
+
+#endif