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SHERLOCK: Implemented talkLine

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This commit is contained in:
Paul Gilbert 2015-03-31 20:16:34 -04:00
parent 0b873d74e0
commit 87521eb504
1 changed files with 88 additions and 3 deletions
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91
engines/sherlock/talk.cpp
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@ -601,10 +601,95 @@ bool Talk::displayTalk(bool slamIt) {
return done;
}
/**
* Prints a single conversation option in the interface window
*/
int Talk::talkLine(int lineNum, int stateNum, byte color, int lineY, bool slamIt) {
// TODO
return 0;
Screen &screen = *_vm->_screen;
int idx = lineNum;
Common::String msg, number;
bool numberFlag = false;
// Get the statement to display as well as optional number prefix
if (idx < 128) {
number = Common::String::format("%d.", stateNum + 1);
numberFlag = true;
} else {
idx -= 128;
}
msg = _statements[idx]._statement;
// Handle potentially multiple lines needed to display entire statement
const char *lineStartP = msg.c_str();
int maxWidth = 298 - numberFlag ? 18 : 0;
for (;;) {
// Get as much of the statement as possible will fit on the
Common::String sLine;
const char *lineEndP = lineStartP;
int width = 0;
do {
width += screen.charWidth(*lineEndP);
} while (*++lineEndP && width < maxWidth);
// Check if we need to wrap the line
if (width >= maxWidth) {
// Work backwards to the prior word's end
while (*--lineEndP != ' ')
;
sLine = Common::String(lineStartP, lineEndP++);
} else {
// Can display remainder of the statement on the current line
sLine = Common::String(lineStartP);
}
if (lineY <= (SHERLOCK_SCREEN_HEIGHT - 10)) {
// Need to directly display on-screen?
if (slamIt) {
// See if a numer prefix is needed or not
if (numberFlag) {
// Are we drawing the first line?
if (lineStartP == msg.c_str()) {
// We are, so print the number and then the text
screen.print(Common::Point(16, lineY), color, number.c_str());
}
// Draw the line with an indent
screen.print(Common::Point(30, lineY), color, sLine.c_str());
} else {
screen.print(Common::Point(16, lineY), color, sLine.c_str());
}
} else {
if (numberFlag) {
if (lineStartP == msg.c_str()) {
screen.gPrint(Common::Point(16, lineY - 1), color, number.c_str());
}
screen.gPrint(Common::Point(30, lineY - 1), color, sLine.c_str());
} else {
screen.gPrint(Common::Point(16, lineY - 1), color, sLine.c_str());
}
}
// Move to next line, if any
lineY += 9;
lineStartP = lineEndP;
if (!*lineEndP)
break;
} else {
// We're close to the bottom of the screen, so stop display
lineY = -1;
break;
}
}
if (lineY == -1 && lineStartP != msg.c_str())
lineY = SHERLOCK_SCREEN_HEIGHT;
// Return the Y position of the next line to follow this one
return lineY;
}
} // End of namespace Sherlock