/*
* X11 GUI for slide puzzle game
- * Copyright © 2022 Nick Bowler
+ * Copyright © 2022-2023 Nick Bowler
*
* 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
#include "colour.h"
#include "game.h"
-struct app_state {
- struct board board;
+/* If set, _NET_WM_ICON property will be added/updated to toplevel window. */
+#define FLAG_USE_EWMH_ICONS 1u
- Widget game, goal, timer;
+/* If set, the goal will be displayed over the main play area. */
+#define FLAG_VIEW_GOAL_ON_GAME 2u
- /* Current window width/height for resize handling. */
- Dimension game_sz[2], goal_sz[2];
+/* If set, the Xt timer update process is currently installed. */
+#define FLAG_TIMER_RUNNING 4u
- XtIntervalId timer_tick;
+struct app_state {
+ struct board board;
- XtIntervalId render_tick;
- XtWorkProcId render_proc;
- uint_fast32_t render_game_mask;
- uint_fast16_t render_goal_mask;
+ Widget game, goal;
+ struct xcounter *timer;
- /* If true, the goal will be displayed over the main play area. */
- int view_goal_on_game;
+ Pixmap icon_pixmap;
+ GC tile_gc;
- /* Whether to set _NET_WM_ICON property on WMShell */
- int use_ewmh_icons;
+ uint_least32_t render_game_mask;
+ uint_least16_t render_goal_mask;
+ uint_least16_t game_tile_sz, goal_tile_sz;
+ uint_least16_t flags;
- GC tile_gc;
- Pixmap icon_pixmap;
uint_least32_t tile_colour[TILE_MAX-1][3];
};
void x11_initialize(struct app_state *state, Widget shell);
void x11_redraw_icon(struct app_state *state, Widget shell);
-void x11_redraw_goal(struct app_state *state, uint_fast32_t mask);
void x11_redraw_game(struct app_state *state, uint_fast32_t mask);
+/*
+ * Redraw goal tiles immediately. The mask specifies which tiles will
+ * be redrawn, in the same bit arrangement as the board goal bitmaps.
+ * Tiles corresponding to set bits in mask are redrawn, and tiles
+ * corresponding to clear bits are not redrawn.
+ *
+ * Additionally, if icon_shell is non-null (with the caller passing the
+ * application shell widget), the program's icon pixmap is updated to
+ * match the current goal.
+ */
+void x11_redraw_goal(struct app_state *state, uint_fast32_t mask,
+ Widget icon_shell);
+
/*
* Mark tiles for redraw. The redraw is not performed immediately, but
* rather a background task is installed to perform the redraw at a later