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SHERLOCK: Implementing event handling for talk display
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@dreammaster
dreammaster committed Apr 12, 2015
1 parent 454b6a2 commit c9890cb
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Showing 4 changed files with 258 additions and 2 deletions.
1 change: 1 addition & 0 deletions engines/sherlock/people.cpp
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Expand Up @@ -203,6 +203,7 @@ People::People(SherlockEngine *vm) : _vm(vm), _player(_data[0]) {
_portraitSide = 0;
_speakerFlip = false;
_holmesFlip = false;
_homesQuotient = 0;
}

People::~People() {
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1 change: 1 addition & 0 deletions engines/sherlock/people.h
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Expand Up @@ -81,6 +81,7 @@ class People {
int _portraitSide;
bool _speakerFlip;
bool _holmesFlip;
int _homesQuotient;
public:
People(SherlockEngine *vm);
~People();
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4 changes: 3 additions & 1 deletion engines/sherlock/talk.h
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Expand Up @@ -79,8 +79,10 @@ struct TalkSequences {
};

class SherlockEngine;
class UserInterface;

class Talk {
friend class UserInterface;
private:
Common::Array<TalkSequences> STILL_SEQUENCES;
Common::Array<TalkSequences> TALK_SEQUENCES;
Expand All @@ -97,7 +99,6 @@ class Talk {
int _converseNum;
int _talkStealth;
int _talkToFlag;
bool _moreTalkUp, _moreTalkDown;
int _scriptSaveIndex;
int _scriptCurrentIndex;
private:
Expand All @@ -117,6 +118,7 @@ class Talk {
int _talkTo;
int _scriptMoreFlag;
Common::String _scriptName;
bool _moreTalkUp, _moreTalkDown;
public:
Talk(SherlockEngine *vm);
void setSequences(const byte *talkSequences, const byte *stillSequences,
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254 changes: 253 additions & 1 deletion engines/sherlock/user_interface.cpp
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Expand Up @@ -1222,8 +1222,260 @@ void UserInterface::doPickControl() {
}
}

/**
* Handles input when in talk mode. It highlights the buttons and available statements,
* and handles allowing the user to click on them
*/
void UserInterface::doTalkControl() {
// TODO
Events &events = *_vm->_events;
Journal &journal = *_vm->_journal;
People &people = *_vm->_people;
Screen &screen = *_vm->_screen;
Sound &sound = *_vm->_sound;
Talk &talk = *_vm->_talk;
UserInterface &ui = *_vm->_ui;
Common::Point mousePos = events.mousePos();
int select;

_key = _oldKey = -1;
_keyboardInput = false;

if (events._pressed || events._released) {
events.clearKeyboard();

// Handle button printing
if (mousePos.x > 99 && mousePos.x < 138 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10) && !_endKeyActive)
screen.buttonPrint(Common::Point(119, CONTROLS_Y), COMMAND_HIGHLIGHTED, true, "Exit");
else if (_endKeyActive)
screen.buttonPrint(Common::Point(119, CONTROLS_Y), COMMAND_FOREGROUND, true, "Exit");

if (mousePos.x > 140 && mousePos.x < 170 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10) && talk._moreTalkUp)
screen.buttonPrint(Common::Point(159, CONTROLS_Y), COMMAND_HIGHLIGHTED, true, "Up");
else if (talk._moreTalkUp)
screen.buttonPrint(Common::Point(159, CONTROLS_Y), COMMAND_FOREGROUND, true, "Up");

if (mousePos.x > 181&& mousePos.x < 220 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10) && talk._moreTalkDown)
screen.buttonPrint(Common::Point(200, CONTROLS_Y), COMMAND_HIGHLIGHTED, true, "Down");
else if (talk._moreTalkDown)
screen.buttonPrint(Common::Point(200, CONTROLS_Y), COMMAND_FOREGROUND, true, "Down");

bool found = false;
for (_selector = talk._talkIndex; _selector < (int)talk._statements.size() && !found; ++_selector) {
if (mousePos.y > talk._statements[_selector]._talkPos.top &&
mousePos.y < talk._statements[_selector]._talkPos.bottom)
found = true;
}
--_selector;
if (!found)
_selector = -1;
}

if (_keycode != Common::KEYCODE_INVALID) {
_key = toupper(_keycode);
if (_key == Common::KEYCODE_ESCAPE)
_key = 'E';

// Check for number press indicating reply line
if (_key >= '1' && _key <= ('1' + (int)talk._statements.size() - 1)) {
for (uint idx = 0; idx < talk._statements.size(); ++idx) {
if (talk._statements[idx]._talkMap == (_key - '1')) {
// Found the given statement
_selector = idx;
_key = -1;
_keyboardInput = true;
break;
}
}
} else if (_key == 'E' || _key == 'U' || _key == 'D') {
_keyboardInput = true;
} else {
_selector = -1;
}
}

if (_selector != _oldSelector) {
// Remove highlighting from previous line, if any
if (_oldSelector != -1) {
if (!((talk._talkHistory[talk._converseNum][_oldSelector] >> (_oldSelector & 7)) & 1))
talk.talkLine(_oldSelector, talk._statements[_oldSelector]._talkMap, INV_FOREGROUND,
talk._statements[_oldSelector]._talkPos.top, true);
else
talk.talkLine(_oldSelector, talk._statements[_oldSelector]._talkMap, TALK_NULL,
talk._statements[_oldSelector]._talkPos.top, true);
}

// Add highlighting to new line, if any
if (_selector != -1)
talk.talkLine(_selector, talk._statements[_selector]._talkMap, TALK_FOREGROUND,
talk._statements[_selector]._talkPos.top, true);
}

if (events._released || _keyboardInput) {
if (_endKeyActive && ((mousePos.x > 99 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10)
&& talk._moreTalkUp && events._released) || _key == 'E')) {
talk.freeTalkVars();
talk.pullSequence();
banishWindow();
_windowBounds.top = CONTROLS_Y1;
} else if ((mousePos.x > 140 && mousePos.x < 179 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10)
&& talk._moreTalkUp && events._released) || (talk._moreTalkUp && _key == 'U')) {
while (talk._statements[--talk._talkIndex]._talkMap == -1)
;
screen._backBuffer1.fillRect(Common::Rect(5, CONTROLS_Y + 11, SHERLOCK_SCREEN_WIDTH - 2,
SHERLOCK_SCREEN_HEIGHT - 1), INV_BACKGROUND);
talk.displayTalk(false);

screen.slamRect(Common::Rect(5, CONTROLS_Y, SHERLOCK_SCREEN_WIDTH - 5, SHERLOCK_SCREEN_HEIGHT - 2));
} else if ((mousePos.x > 181 && mousePos.x < 220 && mousePos.y > CONTROLS_Y && mousePos.y < (CONTROLS_Y + 10)
&& talk._moreTalkDown && events._released) || (talk._moreTalkDown && _key == 'D')) {
do {
++talk._talkIndex;
} while (talk._talkIndex < (int)talk._statements.size() && talk._statements[talk._talkIndex]._talkMap == -1);

screen._backBuffer1.fillRect(Common::Rect(5, CONTROLS_Y + 11, SHERLOCK_SCREEN_WIDTH - 2,
SHERLOCK_SCREEN_HEIGHT - 1), INV_BACKGROUND);
talk.displayTalk(false);

screen.slamRect(Common::Rect(5, CONTROLS_Y, SHERLOCK_SCREEN_WIDTH - 5, SHERLOCK_SCREEN_HEIGHT - 2));
} else if (_selector != -1) {
screen.buttonPrint(Common::Point(119, CONTROLS_Y), COMMAND_NULL, true, "Exit");
screen.buttonPrint(Common::Point(159, CONTROLS_Y), COMMAND_NULL, true, "Up");
screen.buttonPrint(Common::Point(200, CONTROLS_Y), COMMAND_NULL, true, "Down");

// If the reply is new, add it to the journal
if (!talk._talkHistory[talk._converseNum][_selector]) {
journal.record(talk._converseNum, _selector);

// Add any Holmes point to Holmes' total, if any
if (talk._statements[_selector]._quotient)
people._homesQuotient += talk._statements[_selector]._quotient;
}

// Flag the response as having been used
talk._talkHistory[talk._converseNum][_selector] = true;

clearWindow();
screen.print(Common::Point(16, CONTROLS_Y + 12), TALK_FOREGROUND, "Sherlock Holmes");
talk.talkLine(_selector + 128, talk._statements[_selector]._talkMap, COMMAND_FOREGROUND, CONTROLS_Y + 21, true);

switch (talk._statements[_selector]._portraitSide & 3) {
case 0:
case 1:
people._portraitSide = 20;
break;
case 2:
people._portraitSide = 220;
break;
case 3:
people._portraitSide = 120;
break;
}

// Check for flipping Holmes
if (talk._statements[_selector]._portraitSide & REVERSE_DIRECTION)
people._holmesFlip = true;

talk._speaker = 0;
people.setTalking(0);

if (!talk._statements[_selector]._voiceFile.empty() && sound._voices) {
sound.playSound(talk._statements[_selector]._voiceFile);

// Set voices as an indicator for waiting
sound._voices = 2;
sound._speechOn = *sound._soundIsOn;
} else {
sound._speechOn = false;
}

// Set the _scriptCurrentIndex so if the statement is irrupted, the entire
// reply will be shown when it's restarted
talk._scriptCurrentIndex = 0;
talk.waitForMore(talk._statements[_selector]._statement.size());
if (talk._talkToAbort)
return;

people.clearTalking();
if (talk._talkToAbort)
return;

while (!_vm->shouldQuit()) {
talk._scriptSelect = _selector;
talk._speaker = talk._talkTo;
talk.doScript(talk._statements[_selector]._reply);

if (!talk._talkToAbort) {
if (!talk._talkStealth)
clearWindow();

if (!talk._statements[_selector]._modified.empty()) {
for (uint idx = 0; idx < talk._statements[_selector]._modified.size(); ++idx) {
_vm->setFlags(talk._statements[_selector]._modified[idx]);
}

talk.setTalkMap();
}

// Check for another linked talk file
Common::String linkFilename = talk._statements[_selector]._linkFile;
if (!linkFilename.empty() && !talk._scriptMoreFlag) {
talk.freeTalkVars();
talk.loadTalkFile(linkFilename);

// Find the first new statement
select = _selector = _oldSelector = -1;
for (uint idx = 0; idx < talk._statements.size() && select == -1; ++idx) {
if (!talk._statements[idx]._talkMap)
select = talk._talkIndex = idx;
}

// See if the new statement is a stealth reply
talk._talkStealth = talk._statements[select]._statement.hasPrefix("^") ? 2 : 0;

// Is the new talk file a standard file, reply first file, or a stealth file
if (!talk._statements[select]._statement.hasPrefix("*") &&
!talk._statements[select]._statement.hasPrefix("^")) {
// Not a reply first file, so display the new selections
if (_endKeyActive)
screen.buttonPrint(Common::Point(119, CONTROLS_Y), COMMAND_FOREGROUND, true, "Exit");
else
screen.buttonPrint(Common::Point(119, CONTROLS_Y), COMMAND_NULL, true, "Exit");

talk.displayTalk(true);
events.setCursor(ARROW);
break;
} else {
_selector = select;

if (!talk._talkHistory[talk._converseNum][_selector])
journal.record(talk._converseNum, _selector);

talk._talkHistory[talk._converseNum][_selector] = true;
}
} else {
talk.freeTalkVars();
talk.pullSequence();
banishWindow();
_windowBounds.top = CONTROLS_Y1;
break;
}
} else {
break;
}
}

events._pressed = events._released = false;
events._oldButtons = 0;
talk._talkStealth = 0;

// If a script was pushed onto the script stack, restore it
if (!talk._scriptStack.empty()) {
SequenceEntry seqEntry = talk._scriptStack.pop();
// talk._scriptName = seqEntry.
// TODO
}
}
}
}

void UserInterface::journalControl() {
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