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Keyboard control patch for Solo, from James H.

Browse Source 
[originally from svn r8418]
This commit is contained in:
Simon Tatham
2009-01-19 18:38:29 +00:00
parent 4169a54831
commit f46eceb714
2 changed files with 69 additions and 35 deletions
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95
solo.c
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@ -2886,7 +2886,7 @@ static game_state *new_game(midend *me, game_params *params, char *desc)
p += 1 + sprintf(p, "(%d,%d)", bx+1, by+1);
}
}
assert(p - (char *)state->blocks->blocknames < cr*(sizeof(char *)+80));
assert(p - (char *)state->blocks->blocknames < (int)(cr*(sizeof(char *)+80)));
for (i = 0; i < cr; i++)
assert(state->blocks->blocknames[i]);
}
@ -3176,9 +3176,7 @@ static char *game_text_format(game_state *state)
struct game_ui {
/*
* These are the coordinates of the currently highlighted
* square on the grid, or -1,-1 if there isn't one. When there
* is, pressing a valid number or letter key or Space will
* enter that number or letter in the grid.
* square on the grid, if hshow = 1.
*/
int hx, hy;
/*
@ -3186,14 +3184,28 @@ struct game_ui {
* pencil-mark one or a real one.
*/
int hpencil;
/*
* This indicates whether or not we're showing the highlight
* (used to be hx = hy = -1); important so that when we're
* using the cursor keys it doesn't keep coming back at a
* fixed position. When hshow = 1, pressing a valid number
* or letter key or Space will enter that number or letter in the grid.
*/
int hshow;
/*
* This indicates whether we're using the highlight as a cursor;
* it means that it doesn't vanish on a keypress, and that it is
* allowed on immutable squares.
*/
int hcursor;
};
static game_ui *new_ui(game_state *state)
{
game_ui *ui = snew(game_ui);
ui->hx = ui->hy = -1;
ui->hpencil = 0;
ui->hx = ui->hy = 0;
ui->hpencil = ui->hshow = ui->hcursor = 0;
return ui;
}
@ -3217,14 +3229,14 @@ static void game_changed_state(game_ui *ui, game_state *oldstate,
{
int cr = newstate->cr;
/*
* We prevent pencil-mode highlighting of a filled square. So
* if the user has just filled in a square which we had a
* pencil-mode highlight in (by Undo, or by Redo, or by Solve),
* then we cancel the highlight.
* We prevent pencil-mode highlighting of a filled square, unless
* we're using the cursor keys. So if the user has just filled in
* a square which we had a pencil-mode highlight in (by Undo, or
* by Redo, or by Solve), then we cancel the highlight.
*/
if (ui->hx >= 0 && ui->hy >= 0 && ui->hpencil &&
if (ui->hshow && ui->hpencil && !ui->hcursor &&
newstate->grid[ui->hy * cr + ui->hx] != 0) {
ui->hx = ui->hy = -1;
ui->hshow = 0;
}
}
@ -3254,14 +3266,17 @@ static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
if (tx >= 0 && tx < cr && ty >= 0 && ty < cr) {
if (button == LEFT_BUTTON) {
if (state->immutable[ty*cr+tx]) {
ui->hx = ui->hy = -1;
} else if (tx == ui->hx && ty == ui->hy && ui->hpencil == 0) {
ui->hx = ui->hy = -1;
ui->hshow = 0;
} else if (tx == ui->hx && ty == ui->hy &&
ui->hshow && ui->hpencil == 0) {
ui->hshow = 0;
} else {
ui->hx = tx;
ui->hy = ty;
ui->hshow = 1;
ui->hpencil = 0;
}
ui->hcursor = 0;
return ""; /* UI activity occurred */
}
if (button == RIGHT_BUTTON) {
@ -3269,47 +3284,57 @@ static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
* Pencil-mode highlighting for non filled squares.
*/
if (state->grid[ty*cr+tx] == 0) {
if (tx == ui->hx && ty == ui->hy && ui->hpencil) {
ui->hx = ui->hy = -1;
if (tx == ui->hx && ty == ui->hy &&
ui->hshow && ui->hpencil) {
ui->hshow = 0;
} else {
ui->hpencil = 1;
ui->hx = tx;
ui->hy = ty;
ui->hshow = 1;
}
} else {
ui->hx = ui->hy = -1;
ui->hshow = 0;
}
ui->hcursor = 0;
return ""; /* UI activity occurred */
}
}
if (IS_CURSOR_MOVE(button)) {
move_cursor(button, &ui->hx, &ui->hy, cr, cr, 0);
ui->hshow = ui->hcursor = 1;
return "";
}
if (ui->hshow &&
(button == CURSOR_SELECT)) {
ui->hpencil = 1 - ui->hpencil;
ui->hcursor = 1;
return "";
}
if (ui->hx != -1 && ui->hy != -1 &&
((button >= '1' && button <= '9' && button - '0' <= cr) ||
if (ui->hshow &&
((button >= '0' && button <= '9' && button - '0' <= cr) ||
(button >= 'a' && button <= 'z' && button - 'a' + 10 <= cr) ||
(button >= 'A' && button <= 'Z' && button - 'A' + 10 <= cr) ||
button == ' ' || button == '\010' || button == '\177')) {
button == CURSOR_SELECT2 || button == '\010' || button == '\177')) {
int n = button - '0';
if (button >= 'A' && button <= 'Z')
n = button - 'A' + 10;
if (button >= 'a' && button <= 'z')
n = button - 'a' + 10;
if (button == ' ' || button == '\010' || button == '\177')
if (button == CURSOR_SELECT2 || button == '\010' || button == '\177')
n = 0;
/*
* Can't overwrite this square. In principle this shouldn't
* happen anyway because we should never have even been
* able to highlight the square, but it never hurts to be
* careful.
* Can't overwrite this square. This can only happen here
* if we're using the cursor keys.
*/
if (state->immutable[ui->hy*cr+ui->hx])
return NULL;
/*
* Can't make pencil marks in a filled square. In principle
* this shouldn't happen anyway because we should never
* have even been able to pencil-highlight the square, but
* it never hurts to be careful.
* Can't make pencil marks in a filled square. Again, this
* can only become highlighted if we're using cursor keys.
*/
if (ui->hpencil && state->grid[ui->hy*cr+ui->hx])
return NULL;
@ -3317,7 +3342,7 @@ static char *interpret_move(game_state *state, game_ui *ui, game_drawstate *ds,
sprintf(buf, "%c%d,%d,%d",
(char)(ui->hpencil && n > 0 ? 'P' : 'R'), ui->hx, ui->hy, n);
ui->hx = ui->hy = -1;
if (!ui->hcursor) ui->hshow = 0;
return dupstr(buf);
}
@ -3651,7 +3676,7 @@ static void game_redraw(drawing *dr, game_drawstate *ds, game_state *oldstate,
highlight = 1;
/* Highlight active input areas. */
if (x == ui->hx && y == ui->hy)
if (x == ui->hx && y == ui->hy && ui->hshow)
highlight = ui->hpencil ? 2 : 1;
/* Mark obvious errors (ie, numbers which occur more than once
@ -3706,8 +3731,8 @@ static void game_print_size(game_params *params, float *x, float *y)
* of pencil marks in the squares.
*/
game_compute_size(params, 900, &pw, &ph);
*x = pw / 100.0;
*y = ph / 100.0;
*x = pw / 100.0F;
*y = ph / 100.0F;
}
static void game_print(drawing *dr, game_state *state, int tilesize)
@ -4026,3 +4051,5 @@ int main(int argc, char **argv)
}
#endif
/* vim: set shiftwidth=4 tabstop=8: */