sfree(params);
}
-static game_params *dup_params(game_params *params)
+static game_params *dup_params(const game_params *params)
{
game_params *ret = snew(game_params);
*ret = *params; /* structure copy */
params->type = i;
}
-static char *encode_params(game_params *params, int full)
+static char *encode_params(const game_params *params, int full)
{
char str[80];
return dupstr(str);
}
-static config_item *game_configure(game_params *params)
+static config_item *game_configure(const game_params *params)
{
config_item *ret = snewn(4, config_item);
char buf[80];
ret[0].name = "Width";
ret[0].type = C_STRING;
sprintf(buf, "%d", params->w);
- ret[0].sval = dupstr(buf);
- ret[0].ival = 0;
+ ret[0].u.string.sval = dupstr(buf);
ret[1].name = "Height";
ret[1].type = C_STRING;
sprintf(buf, "%d", params->h);
- ret[1].sval = dupstr(buf);
- ret[1].ival = 0;
+ ret[1].u.string.sval = dupstr(buf);
ret[2].name = "Board type";
ret[2].type = C_CHOICES;
- ret[2].sval = TYPECONFIG;
- ret[2].ival = params->type;
+ ret[2].u.choices.choicenames = TYPECONFIG;
+ ret[2].u.choices.selected = params->type;
ret[3].name = NULL;
ret[3].type = C_END;
- ret[3].sval = NULL;
- ret[3].ival = 0;
return ret;
}
-static game_params *custom_params(config_item *cfg)
+static game_params *custom_params(const config_item *cfg)
{
game_params *ret = snew(game_params);
- ret->w = atoi(cfg[0].sval);
- ret->h = atoi(cfg[1].sval);
- ret->type = cfg[2].ival;
+ ret->w = atoi(cfg[0].u.string.sval);
+ ret->h = atoi(cfg[1].u.string.sval);
+ ret->type = cfg[2].u.choices.selected;
return ret;
}
-static char *validate_params(game_params *params, int full)
+static const char *validate_params(const game_params *params, int full)
{
if (full && (params->w <= 3 || params->h <= 3))
return "Width and height must both be greater than three";
return ret;
}
-static char *validate_desc(const game_params *params, char *desc)
+static const char *validate_desc(const game_params *params, const char *desc)
{
int len = params->w * params->h;
return NULL;
}
-static game_state *new_game(midend *me, game_params *params, char *desc)
+static game_state *new_game(midend *me, const game_params *params,
+ const char *desc)
{
int w = params->w, h = params->h;
game_state *state = snew(game_state);
return state;
}
-static game_state *dup_game(game_state *state)
+static game_state *dup_game(const game_state *state)
{
int w = state->w, h = state->h;
game_state *ret = snew(game_state);
sfree(state);
}
-static char *solve_game(game_state *state, game_state *currstate,
- char *aux, char **error)
+static char *solve_game(const game_state *state, const game_state *currstate,
+ const char *aux, const char **error)
{
return NULL;
}
-static int game_can_format_as_text_now(game_params *params)
+static int game_can_format_as_text_now(const game_params *params)
{
return TRUE;
}
-static char *game_text_format(game_state *state)
+static char *game_text_format(const game_state *state)
{
int w = state->w, h = state->h;
int x, y;
int cur_x, cur_y, cur_visible, cur_jumping;
};
-static game_ui *new_ui(game_state *state)
+static game_ui *new_ui(const game_state *state)
{
game_ui *ui = snew(game_ui);
int x, y, v;
sfree(ui);
}
-static char *encode_ui(game_ui *ui)
+static char *encode_ui(const game_ui *ui)
{
return NULL;
}
-static void decode_ui(game_ui *ui, char *encoding)
+static void decode_ui(game_ui *ui, const char *encoding)
{
}
-static void game_changed_state(game_ui *ui, game_state *oldstate,
- game_state *newstate)
+static void game_changed_state(game_ui *ui, const game_state *oldstate,
+ const game_state *newstate)
{
/*
* Cancel a drag, in case the source square has become
int bgcolour;
};
-static char *interpret_move(game_state *state, game_ui *ui, const game_drawstate *ds,
- int x, int y, int button)
+static char *interpret_move(const game_state *state, game_ui *ui,
+ const game_drawstate *ds,
+ int x, int y, int button)
{
int w = state->w, h = state->h;
char buf[80];
ui->dx = x;
ui->dy = y;
ui->cur_visible = ui->cur_jumping = 0;
- return ""; /* ui modified */
+ return UI_UPDATE;
}
} else if (button == LEFT_DRAG && ui->dragging) {
/*
*/
ui->dx = x;
ui->dy = y;
- return ""; /* ui modified */
+ return UI_UPDATE;
} else if (button == LEFT_RELEASE && ui->dragging) {
int tx, ty, dx, dy;
tx = FROMCOORD(x);
ty = FROMCOORD(y);
if (tx < 0 || tx >= w || ty < 0 || ty >= h)
- return ""; /* target out of range */
+ return UI_UPDATE; /* target out of range */
dx = tx - ui->sx;
dy = ty - ui->sy;
if (max(abs(dx),abs(dy)) != 2 || min(abs(dx),abs(dy)) != 0)
- return ""; /* move length was wrong */
+ return UI_UPDATE; /* move length was wrong */
dx /= 2;
dy /= 2;
if (state->grid[ty*w+tx] != GRID_HOLE ||
state->grid[(ty-dy)*w+(tx-dx)] != GRID_PEG ||
state->grid[ui->sy*w+ui->sx] != GRID_PEG)
- return ""; /* grid contents were invalid */
+ return UI_UPDATE; /* grid contents were invalid */
/*
* We have a valid move. Encode it simply as source and
ui->cur_x = cx;
ui->cur_y = cy;
}
- return "";
+ return UI_UPDATE;
} else {
int dx, dy, mx, my, jx, jy;
ui->cur_x = jx; ui->cur_y = jy;
return dupstr(buf);
}
- return "";
+ return UI_UPDATE;
}
} else if (IS_CURSOR_SELECT(button)) {
if (!ui->cur_visible) {
ui->cur_visible = 1;
- return "";
+ return UI_UPDATE;
}
if (ui->cur_jumping) {
ui->cur_jumping = 0;
- return "";
+ return UI_UPDATE;
}
if (state->grid[ui->cur_y*w+ui->cur_x] == GRID_PEG) {
/* cursor is on peg: next arrow-move wil jump. */
ui->cur_jumping = 1;
- return "";
+ return UI_UPDATE;
}
return NULL;
}
return NULL;
}
-static game_state *execute_move(game_state *state, char *move)
+static game_state *execute_move(const game_state *state, const char *move)
{
int w = state->w, h = state->h;
int sx, sy, tx, ty;
* Drawing routines.
*/
-static void game_compute_size(game_params *params, int tilesize,
- int *x, int *y)
+static void game_compute_size(const game_params *params, int tilesize,
+ int *x, int *y)
{
/* Ick: fake up `ds->tilesize' for macro expansion purposes */
struct { int tilesize; } ads, *ds = &ads;
}
static void game_set_size(drawing *dr, game_drawstate *ds,
- game_params *params, int tilesize)
+ const game_params *params, int tilesize)
{
ds->tilesize = tilesize;
return ret;
}
-static game_drawstate *game_new_drawstate(drawing *dr, game_state *state)
+static game_drawstate *game_new_drawstate(drawing *dr, const game_state *state)
{
int w = state->w, h = state->h;
struct game_drawstate *ds = snew(struct game_drawstate);
draw_update(dr, x, y, TILESIZE, TILESIZE);
}
-static void game_redraw(drawing *dr, game_drawstate *ds, game_state *oldstate,
- game_state *state, int dir, game_ui *ui,
- float animtime, float flashtime)
+static void game_redraw(drawing *dr, game_drawstate *ds,
+ const game_state *oldstate, const game_state *state,
+ int dir, const game_ui *ui,
+ float animtime, float flashtime)
{
int w = state->w, h = state->h;
int x, y;
ds->bgcolour = bgcolour;
}
-static float game_anim_length(game_state *oldstate, game_state *newstate,
- int dir, game_ui *ui)
+static float game_anim_length(const game_state *oldstate,
+ const game_state *newstate, int dir, game_ui *ui)
{
return 0.0F;
}
-static float game_flash_length(game_state *oldstate, game_state *newstate,
- int dir, game_ui *ui)
+static float game_flash_length(const game_state *oldstate,
+ const game_state *newstate, int dir, game_ui *ui)
{
if (!oldstate->completed && newstate->completed)
return 2 * FLASH_FRAME;
return 0.0F;
}
-static int game_status(game_state *state)
+static int game_status(const game_state *state)
{
/*
* Dead-end situations are assumed to be rescuable by Undo, so we
return state->completed ? +1 : 0;
}
-static int game_timing_state(game_state *state, game_ui *ui)
+static int game_timing_state(const game_state *state, game_ui *ui)
{
return TRUE;
}
-static void game_print_size(game_params *params, float *x, float *y)
+static void game_print_size(const game_params *params, float *x, float *y)
{
}
-static void game_print(drawing *dr, game_state *state, int tilesize)
+static void game_print(drawing *dr, const game_state *state, int tilesize)
{
}
const struct game thegame = {
"Pegs", "games.pegs", "pegs",
default_params,
- game_fetch_preset,
+ game_fetch_preset, NULL,
decode_params,
encode_params,
free_params,