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-rw-r--r--engines/sci/graphics/text16.cpp177
-rw-r--r--engines/sci/graphics/text16.h2
2 files changed, 114 insertions, 65 deletions
diff --git a/engines/sci/graphics/text16.cpp b/engines/sci/graphics/text16.cpp
index 808ce45d0d..66cff422ae 100644
--- a/engines/sci/graphics/text16.cpp
+++ b/engines/sci/graphics/text16.cpp
@@ -143,7 +143,8 @@ int16 GfxText16::CodeProcessing(const char *&text, GuiResourceId orgFontId, int1
return textCodeSize;
}
-static const uint16 text16_punctuationSjis[] = {
+// Has actually punctuation and characters in it, that may not be the first in a line
+static const uint16 text16_shiftJIS_punctuation[] = {
0x9F82, 0xA182, 0xA382, 0xA582, 0xA782, 0xC182, 0xA782, 0xC182, 0xE182, 0xE382, 0xE582, 0xEC82,
0x4083, 0x4283, 0x4483, 0x4683, 0x4883, 0x6283, 0x8383, 0x8583, 0x8783, 0x8E83, 0x9583, 0x9683,
0x5B81, 0x4181, 0x4281, 0x7681, 0x7881, 0x4981, 0x4881, 0
@@ -151,10 +152,21 @@ static const uint16 text16_punctuationSjis[] = {
// return max # of chars to fit maxwidth with full words, does not include
// breaking space
-int16 GfxText16::GetLongest(const char *text, int16 maxWidth, GuiResourceId orgFontId) {
+// Also adjusts text pointer to the new position for the caller
+//
+// Special cases in games:
+// Laura Bow 2 - Credits in the game menu - all the text lines start with spaces (bug #5159)
+// Act 6 Coroner questionaire - the text of all control buttons has trailing spaces
+// "Detective Ryan Hanrahan O'Riley" contains even more spaces (bug #5334)
+// Conquests of Camelot - talking with Cobb - one text box of the dialogue contains a longer word,
+// that will be broken into 2 lines (bug #5159)
+int16 GfxText16::GetLongest(const char *&textPtr, int16 maxWidth, GuiResourceId orgFontId) {
uint16 curChar = 0;
- int16 maxChars = 0, curCharCount = 0;
- uint16 width = 0;
+ const char *textStartPtr = textPtr;
+ const char *lastSpacePtr = NULL;
+ int16 lastSpaceCharCount = 0;
+ int16 curCharCount = 0, resultCharCount = 0;
+ uint16 curWidth = 0, tempWidth = 0;
GuiResourceId previousFontId = GetFontId();
int16 previousPenColor = _ports->_curPort->penClr;
@@ -162,35 +174,34 @@ int16 GfxText16::GetLongest(const char *text, int16 maxWidth, GuiResourceId orgF
if (!_font)
return 0;
- while (width <= maxWidth) {
- curChar = (*(const byte *)text++);
+ while (1) {
+ curChar = (*(const byte *)textPtr);
if (_font->isDoubleByte(curChar)) {
- curChar |= (*(const byte *)text++) << 8;
- curCharCount++;
+ curChar |= (*(const byte *)textPtr + 1) << 8;
}
switch (curChar) {
case 0x7C:
if (getSciVersion() >= SCI_VERSION_1_1) {
- curCharCount++;
- curCharCount += CodeProcessing(text, orgFontId, previousPenColor, false);
+ curCharCount++; textPtr++;
+ curCharCount += CodeProcessing(textPtr, orgFontId, previousPenColor, false);
continue;
}
break;
// We need to add 0xD, 0xA and 0xD 0xA to curCharCount and then exit
- // which means, we split text like
- // 'Mature, experienced software analyst available.' 0xD 0xA
- // 'Bug installation a proven speciality. "No version too clean."' (normal game text, this is from lsl2)
- // and 0xA '-------' 0xA (which is the official sierra subtitle separator)
+ // which means, we split text like for example
+ // - 'Mature, experienced software analyst available.' 0xD 0xA
+ // 'Bug installation a proven speciality. "No version too clean."' (normal game text, this is from lsl2)
+ // - 0xA '-------' 0xA (which is the official sierra subtitle separator) (found in multilingual versions)
// Sierra did it the same way.
case 0xD:
// Check, if 0xA is following, if so include it as well
- if ((*(const unsigned char *)text) == 0xA)
- curCharCount++;
+ if ((*(const byte *)textPtr + 1) == 0xA)
+ curCharCount++; textPtr++;
// it's meant to pass through here
case 0xA:
case 0x9781: // this one is used by SQ4/japanese as line break as well
- curCharCount++;
+ curCharCount++; textPtr++;
// and it's also meant to pass through here
case 0:
SetFont(previousFontId);
@@ -198,55 +209,90 @@ int16 GfxText16::GetLongest(const char *text, int16 maxWidth, GuiResourceId orgF
return curCharCount;
case ' ':
- maxChars = curCharCount; // return count up to (but not including) breaking space
+ lastSpaceCharCount = curCharCount; // return count up to (but not including) breaking space
+ lastSpacePtr = textPtr + 1; // remember position right after the current space
break;
}
- // Sometimes this can go off the screen, like for example bug #3040161.
- // However, we only perform this for non-Japanese games, as these require
- // special handling, done after this loop.
- if (width + _font->getCharWidth(curChar) > maxWidth && g_sci->getLanguage() != Common::JA_JPN)
+ tempWidth += _font->getCharWidth(curChar);
+
+ // Width is too large? -> break out
+ if (tempWidth > maxWidth)
break;
- width += _font->getCharWidth(curChar);
- curCharCount++;
- }
- // Text without spaces, probably Kanji/Japanese
- if (maxChars == 0) {
- maxChars = curCharCount;
+ // still fits, remember width
+ curWidth = tempWidth;
- uint16 nextChar;
+ // go to next character
+ curCharCount++; textPtr++;
+ if (curChar > 0xFF) {
+ // Double-Byte
+ curCharCount++; textPtr++;
+ }
+ }
- // We remove the last char only, if maxWidth was actually equal width
- // before adding the last char. Otherwise we won't get the same cutting
- // as in sierra pc98 sci.
- if (maxWidth == (width - _font->getCharWidth(curChar))) {
- maxChars--;
- if (curChar > 0xFF)
- maxChars--;
- nextChar = curChar;
- } else {
- nextChar = (*(const byte *)text++);
- if (_font->isDoubleByte(nextChar))
- nextChar |= (*(const byte *)text++) << 8;
- }
- // sierra checked the following character against a punctuation kanji table
- if (nextChar > 0xFF) {
- // if the character is punctuation, we go back one character
- uint nonBreakingNr = 0;
- while (text16_punctuationSjis[nonBreakingNr]) {
- if (text16_punctuationSjis[nonBreakingNr] == nextChar) {
- maxChars--;
- if (curChar > 0xFF)
- maxChars--; // go back 2 chars, when last char was double byte
+ if (lastSpaceCharCount) {
+ // Break and at least one space was found before that
+ resultCharCount = lastSpaceCharCount;
+
+ // additionally skip over all spaces, that are following that space, but don't count them for displaying purposes
+ textPtr = lastSpacePtr;
+ while (*textPtr == ' ')
+ textPtr++;
+
+ } else {
+ // Break without spaces found, we split the very first word - may also be Kanji/Japanese
+ if (curChar > 0xFF) {
+ // current charracter is Japanese
+
+ // PC-9801 SCI actually added the last character, which shouldn't fit anymore, still onto the
+ // screen in case maxWidth wasn't fully reached with the last character
+ if (maxWidth == curWidth) {
+ curCharCount -= 2; textPtr -= 2;
+ if (textPtr < textStartPtr)
+ error("Seeking back went too far, data corruption?");
+
+ curChar = (*(const byte *)textPtr);
+ if (!_font->isDoubleByte(curChar))
+ error("Non double byte while seeking back");
+ curChar |= (*(const byte *)textPtr + 1) << 8;
+ }
+
+ // But it also checked, if the current character is not inside a punctuation table and it even
+ // went backwards in case it found multiple ones inside that table.
+ uint nonBreakingPos = 0;
+
+ while (1) {
+ // Look up if character shouldn't be the first on a new line
+ nonBreakingPos = 0;
+ while (text16_shiftJIS_punctuation[nonBreakingPos]) {
+ if (text16_shiftJIS_punctuation[nonBreakingPos] == curChar)
+ break;
+ nonBreakingPos++;
+ }
+ if (!text16_shiftJIS_punctuation[nonBreakingPos]) {
+ // character is fine
break;
}
- nonBreakingNr++;
+ // Character is not acceptable, seek backward in the text
+ curCharCount -= 2; textPtr -= 2;
+ if (textPtr < textStartPtr)
+ error("Seeking back went too far, data corruption?");
+
+ curChar = (*(const byte *)textPtr);
+ if (!_font->isDoubleByte(curChar))
+ error("Non double byte while seeking back");
+ curChar |= (*(const byte *)textPtr + 1) << 8;
}
+ // include the current character
+ curCharCount += 2; textPtr += 2;
}
+
+ // We split the word in that case
+ resultCharCount = curCharCount;
}
SetFont(previousFontId);
_ports->penColor(previousPenColor);
- return maxChars;
+ return resultCharCount;
}
void GfxText16::Width(const char *text, int16 from, int16 len, GuiResourceId orgFontId, int16 &textWidth, int16 &textHeight, bool restoreFont) {
@@ -328,15 +374,16 @@ int16 GfxText16::Size(Common::Rect &rect, const char *text, GuiResourceId fontId
// rect.right=found widest line with RTextWidth and GetLongest
// rect.bottom=num. lines * GetPointSize
rect.right = (maxWidth ? maxWidth : 192);
- const char *curPos = text;
- while (*curPos) {
- charCount = GetLongest(curPos, rect.right, fontId);
+ const char *curTextPos = text; // in work position for GetLongest()
+ const char *curTextLine = text; // starting point of current line
+ while (*curTextPos) {
+ charCount = GetLongest(curTextPos, rect.right, fontId);
if (charCount == 0)
break;
- Width(curPos, 0, charCount, fontId, textWidth, textHeight, false);
+ Width(curTextLine, 0, charCount, fontId, textWidth, textHeight, false);
maxTextWidth = MAX(textWidth, maxTextWidth);
totalHeight += textHeight;
- curPos += charCount;
+ curTextLine = curTextPos;
}
rect.bottom = totalHeight;
rect.right = maxWidth ? maxWidth : MIN(rect.right, maxTextWidth);
@@ -410,6 +457,8 @@ void GfxText16::Box(const char *text, bool show, const Common::Rect &rect, TextA
GuiResourceId previousFontId = GetFontId();
int16 previousPenColor = _ports->_curPort->penClr;
bool doubleByteMode = false;
+ const char *curTextPos = text;
+ const char *curTextLine = text;
if (fontId != -1)
SetFont(fontId);
@@ -426,11 +475,11 @@ void GfxText16::Box(const char *text, bool show, const Common::Rect &rect, TextA
_codeRefTempRect.left = _codeRefTempRect.top = -1;
maxTextWidth = 0;
- while (*text) {
- charCount = GetLongest(text, rect.width(), fontId);
+ while (*curTextPos) {
+ charCount = GetLongest(curTextPos, rect.width(), fontId);
if (charCount == 0)
break;
- Width(text, 0, charCount, fontId, textWidth, textHeight, true);
+ Width(curTextLine, 0, charCount, fontId, textWidth, textHeight, true);
maxTextWidth = MAX<int16>(maxTextWidth, textWidth);
switch (alignment) {
case SCI_TEXT16_ALIGNMENT_RIGHT:
@@ -449,13 +498,13 @@ void GfxText16::Box(const char *text, bool show, const Common::Rect &rect, TextA
_ports->moveTo(rect.left + offset, rect.top + hline);
if (show) {
- Show(text, 0, charCount, fontId, previousPenColor);
+ Show(curTextLine, 0, charCount, fontId, previousPenColor);
} else {
- Draw(text, 0, charCount, fontId, previousPenColor);
+ Draw(curTextLine, 0, charCount, fontId, previousPenColor);
}
hline += textHeight;
- text += charCount;
+ curTextLine = curTextPos;
}
SetFont(previousFontId);
_ports->penColor(previousPenColor);
diff --git a/engines/sci/graphics/text16.h b/engines/sci/graphics/text16.h
index ab0cb13a64..715891be44 100644
--- a/engines/sci/graphics/text16.h
+++ b/engines/sci/graphics/text16.h
@@ -51,7 +51,7 @@ public:
void ClearChar(int16 chr);
- int16 GetLongest(const char *text, int16 maxWidth, GuiResourceId orgFontId);
+ int16 GetLongest(const char *&text, int16 maxWidth, GuiResourceId orgFontId);
void Width(const char *text, int16 from, int16 len, GuiResourceId orgFontId, int16 &textWidth, int16 &textHeight, bool restoreFont);
void StringWidth(const char *str, GuiResourceId orgFontId, int16 &textWidth, int16 &textHeight);
void ShowString(const char *str, GuiResourceId orgFontId, int16 orgPenColor);
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-12 01:07:57 +0000