/* This method makes sure the string m is matched within the beginning of string p, and that it ends with either
* a whitespace or a carriage return, but on success it returns the string containing that last letter.
*/
char* matchWordD(char* p, char* m) {
char* e;
return oneOf((e=matchWord(p, m)), "\r\n ") ? e : NULL;
}
bool AgiEngine::predictiveDialog() {
int key = 0, active = -1, lastactive = 0;
bool rc = false;
uint8 x;
int y;
int bx[17], by[17];
Common::String prefix;
char temp[MAXWORDLEN + 1], repeatcount[MAXWORDLEN];
AgiBlock tmpwindow;
bool navigationwithkeys = false;
bool processkey;
const char *buttonStr[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "0" };
const char *buttons[] = {
"(1)'-.&", "(2)abc", "(3)def",
"(4)ghi", "(5)jkl", "(6)mno",
"(7)pqrs", "(8)tuv", "(9)wxyz",
"(#)next", "add",
"<",
"Cancel", "OK",
"Pre", "(0) ", NULL
};
const int colors[] = {
15, 0, 15, 0, 15, 0,
15, 0, 15, 0, 15, 0,
15, 0, 15, 0, 15, 0,
15, 12, 15, 12,
15, 0,
15, 0, 15, 0,
14, 0, 15, 0, 0, 0
};
const char *modes[] = { "(*)Pre", "(*)123", "(*)Abc" };
// FIXME: Move this to a more appropriate place.
if (!_predictiveDictText) {
loadDict();
if (!_predictiveDictText)
return false;
}
_predictiveDictActLine = NULL;
uint8 numMatchingWords = 0;
_predictiveDialogRunning = true;
_system->setFeatureState(OSystem::kFeatureDisableKeyFiltering, true);
memset(repeatcount, 0, sizeof(repeatcount));
// show the predictive dialog.
// if another window is already in display, save its state into tmpwindow
memset(&tmpwindow, 0, sizeof(tmpwindow));
tmpwindow.active = false;
if (_game.window.active)
memcpy(&tmpwindow, &(_game.window), sizeof(AgiBlock));
drawWindow(50, 40, 269, 159);
_gfx->drawRectangle(62, 54, 249, 66, MSG_BOX_TEXT);
_gfx->flushBlock(62, 54, 249, 66);
bx[15] = 73; // Zero/space
by[15] = 120;
bx[9] = 110; // next
by[9] = 120;
bx[10] = 172; // add
by[10] = 120;
bx[14] = 200; // Mode
by[14] = 120;
bx[11] = 252; // Backspace
by[11] = 57;
bx[12] = 180; // Cancel
by[12] = 140;
bx[13] = 240; // OK
by[13] = 140;
x = 73;
y = 75;
for (int i = 0; i < 9; i++) {
bx[i] = x;
by[i] = y;
x += 60;
if (i % 3 == 2) {
y += 15;
x = 73;
}
}
clearKeyQueue();
prefix.clear();
_currentCode.clear();
_currentWord.clear();
_wordNumber = 0;
int mode = kModePre;
bool needRefresh = true;
for (;;) {
if (needRefresh) {
for (int i = 0; buttons[i]; i++) {
int color1 = colors[i * 2];
int color2 = colors[i * 2 + 1];
if (i == 9 && !((mode != kModeAbc && _predictiveDictActLine && numMatchingWords > 1)
|| (mode == kModeAbc && _currentWord.size() && _currentWord.lastChar() != ' '))) { // Next
color2 = 7;
}
// needs fixing, or remove it!
bool _addIsActive = false; // FIXME: word adding is not implemented
if (i == 10 && !_addIsActive) { // Add
color2 = 7;
}
if (i == 14) {
_gfx->drawDefaultStyleButton(bx[i], by[i], modes[mode], i == active, 0, color1, color2);
} else {
_gfx->drawDefaultStyleButton(bx[i], by[i], buttons[i], i == active, 0, color1, color2);
}
}
Common::strlcpy(temp, prefix.c_str(), sizeof(temp));
Common::strlcat(temp, _currentWord.c_str(), sizeof(temp));
for (int i = prefix.size() + _currentCode.size(); i < MAXWORDLEN; i++)
temp[i] = ' ';
temp[MAXWORDLEN] = 0;
printText(temp, 0, 8, 7, MAXWORDLEN, 15, 0);
_gfx->flushBlock(62, 54, 249, 66);
if (active >= 0 && !navigationwithkeys) {
// provide visual feedback only when not navigating with the arrows
// so that the user can see the active button.
active = -1;
needRefresh = true;
} else
needRefresh = false;
_gfx->doUpdate();
}
pollTimer();
key = doPollKeyboard();
processkey = false;
switch (key) {
case KEY_ENTER:
if (navigationwithkeys) {
// when the user has utilized arrow key navigation,
// interpret enter as 'click' on the active button
active = lastactive;
} else {
// else it is a shortcut for 'Ok'
active = 13;
}
processkey = true;
break;
case KEY_ESCAPE:
rc = false;
goto getout;
case BUTTON_LEFT:
navigationwithkeys = false;
for (int i = 0; buttons[i]; i++) {
if (_gfx->testButton(bx[i], by[i], buttons[i])) {
active = i;
processkey = true;
break;
}
}
break;
case KEY_BACKSPACE:
active = 11;
processkey = true;
break;
case '#':
active = 9;
processkey = true;
break;
case '*':
active = 14;
processkey = true;
break;
case 0x09: // Tab
navigationwithkeys = true;
debugC(3, kDebugLevelText, "Focus change");
lastactive = active = lastactive + 1;
active %= ARRAYSIZE(buttons) - 1;
needRefresh = true;
break;
case KEY_LEFT:
navigationwithkeys = true;
if (lastactive == 0 || lastactive == 3 || lastactive == 6)
active = lastactive + 2;
else if (lastactive == 9)
active = 15;
else if (lastactive == 11)
active = 11;
else if (lastactive == 12)
active = 13;
else if (lastactive == 14)
active = 10;
else
active = lastactive - 1;
lastactive = active;
needRefresh = true;
break;
case KEY_RIGHT:
navigationwithkeys = true;
if (lastactive == 2 || lastactive == 5 || lastactive == 8)
active = lastactive - 2;
else if (lastactive == 10)
active = 14;
else if (lastactive == 11)
active = 11;
else if (lastactive == 13)
active = 12;
else if (lastactive == 15)
active = 9;
else
active = lastactive + 1;
lastactive = active;
needRefresh = true;
break;
case KEY_UP:
navigationwithkeys = true;
if (lastactive <= 2)
active = 11;
else if (lastactive == 9 || lastactive == 10)
active = lastactive - 2;
else if (lastactive == 11)
active = 13;
else if (lastactive == 14)
active = 8;
else if (lastactive == 15)
active = 6;
else
active = lastactive - 3;
lastactive = active;
needRefresh = true;
break;
case KEY_DOWN:
navigationwithkeys = true;
if (lastactive == 6)
active = 15;
else if (lastactive == 7 || lastactive == 8)
active = lastactive + 2;
else if (lastactive == 11)
active = 0;
else if (lastactive == 12 || lastactive == 13)
active = 11;
else if (lastactive == 14 || lastactive == 15)
active = lastactive - 2;
else
active = lastactive + 3;
lastactive = active;
needRefresh = true;
break;
default:
// handle numeric buttons
if (key >= '1' && key <= '9') {
active = key - '1';
processkey = true;
} else if (key == '0') {
active = 15;
processkey = true;
}
break;
}
if (processkey) {
if (active >= 0) {
needRefresh = true;
lastactive = active;
if (active == 15 && mode != kModeNum) { // Space
// bring MRU word at the top of the list when changing words
if (mode == kModePre && _predictiveDictActLine && numMatchingWords > 1 && _wordNumber != 0)
bringWordtoTop(_predictiveDictActLine, _wordNumber);
strncpy(temp, _currentWord.c_str(), _currentCode.size());
temp[_currentCode.size()] = 0;
prefix += temp;
prefix += " ";
_currentCode.clear();
_currentWord.clear();
numMatchingWords = 0;
memset(repeatcount, 0, sizeof(repeatcount));
} else if (active < 9 || active == 11 || active == 15) { // number or backspace
if (active == 11) { // backspace
if (_currentCode.size()) {
repeatcount[_currentCode.size() - 1] = 0;
_currentCode.deleteLastChar();
} else {
if (prefix.size())
prefix.deleteLastChar();
}
} else if (prefix.size() + _currentCode.size() < MAXWORDLEN - 1) { // don't overflow the dialog line
if (active == 15) { // zero
_currentCode += buttonStr[9];
} else {
_currentCode += buttonStr[active];
}
}
switch (mode) {
case kModeNum:
_currentWord = _currentCode;
break;
case kModePre:
if (!matchWord() && _currentCode.size()) {
_currentCode.deleteLastChar();
matchWord();
}
numMatchingWords = countWordsInString(_predictiveDictActLine);
break;
case kModeAbc:
for (x = 0; x < _currentCode.size(); x++)
if (_currentCode[x] >= '1')
temp[x] = buttons[_currentCode[x] - '1'][3 + repeatcount[x]];
temp[_currentCode.size()] = 0;
_currentWord = temp;
}
} else if (active == 9) { // next
if (mode == kModePre) {
if (_predictiveDictActLine && numMatchingWords > 1) {
_wordNumber = (_wordNumber + 1) % numMatchingWords;
char tmp[MAXLINELEN];
strncpy(tmp, _predictiveDictActLine, MAXLINELEN);
tmp[MAXLINELEN - 1] = 0;
char *tok = strtok(tmp, " ");
for (uint8 i = 0; i <= _wordNumber; i++)
tok = strtok(NULL, " ");
_currentWord = Common::String(tok, _currentCode.size());
}
} else if (mode == kModeAbc){
x = _currentCode.size();
if (x) {
if (_currentCode.lastChar() == '1' || _currentCode.lastChar() == '7' || _currentCode.lastChar() == '9')
repeatcount[x - 1] = (repeatcount[x - 1] + 1) % 4;
else
repeatcount[x - 1] = (repeatcount[x - 1] + 1) % 3;
if (_currentCode.lastChar() >= '1')
_currentWord.setChar(buttons[_currentCode[x - 1] - '1'][3 + repeatcount[x - 1]], x-1);
}
}
} else if (active == 10) { // add
debug(0, "add");
} else if (active == 13) { // Ok
// bring MRU word at the top of the list when ok'ed out of the dialog
if (mode == kModePre && _predictiveDictActLine && numMatchingWords > 1 && _wordNumber != 0)
bringWordtoTop(_predictiveDictActLine, _wordNumber);
rc = true;
goto press;
} else if (active == 14) { // Mode
mode++;
if (mode > kModeAbc)
mode = kModePre;
// truncate current input at mode change
strncpy(temp, _currentWord.c_str(), _currentCode.size());
temp[_currentCode.size()] = 0;
prefix += temp;
_currentCode.clear();
_currentWord.clear();
memset(repeatcount, 0, sizeof(repeatcount));
} else {
goto press;
}
}
}
}
press:
Common::strlcpy(_predictiveResult, prefix.c_str(), sizeof(_predictiveResult));
Common::strlcat(_predictiveResult, _currentWord.c_str(), sizeof(_predictiveResult));
getout:
// if another window was shown, bring it up again
if (!tmpwindow.active)
closeWindow();
else {
_gfx->restoreBlock(_game.window.x1, _game.window.y1,
_game.window.x2, _game.window.y2, _game.window.buffer);
free(_game.window.buffer);
memcpy(&(_game.window), &tmpwindow, sizeof(AgiBlock));
_gfx->doUpdate();
}
_system->setFeatureState(OSystem::kFeatureDisableKeyFiltering, false);
_predictiveDialogRunning = false;
return rc;
}
/* matchWord succeeds iff the input string contains exactly the string m */
char* matchWord(char* p, char* m) {
if (p==NULL || *m=='\0') return p;
if (*p==*m) return matchWord(p+1, m+1);
else return NULL;
}
