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-rw-r--r--engines/kyra/text.cpp574
1 files changed, 574 insertions, 0 deletions
diff --git a/engines/kyra/text.cpp b/engines/kyra/text.cpp
new file mode 100644
index 0000000000..2877687682
--- /dev/null
+++ b/engines/kyra/text.cpp
@@ -0,0 +1,574 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2005-2006 The ScummVM project
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#include "common/stdafx.h"
+
+#include "kyra/kyra.h"
+#include "kyra/screen.h"
+#include "kyra/text.h"
+#include "kyra/animator.h"
+#include "kyra/sprites.h"
+
+#include "common/system.h"
+
+namespace Kyra {
+
+void KyraEngine::waitForChatToFinish(int16 chatDuration, char *chatStr, uint8 charNum) {
+ debug(9, "KyraEngine::waitForChatToFinish(%i, %s, %i)", chatDuration, chatStr, charNum);
+ bool hasUpdatedNPCs = false;
+ bool runLoop = true;
+ uint8 currPage;
+ OSystem::Event event;
+ int16 delayTime;
+
+ //while( towns_isEscKeyPressed() )
+ //towns_getKey();
+
+ uint32 timeToEnd = strlen(chatStr) * 8 * _tickLength + _system->getMillis();
+
+ if (chatDuration != -1 ) {
+ switch (_configTalkspeed) {
+ case 0: chatDuration *= 2;
+ break;
+ case 2: chatDuration /= 4;
+ break;
+ case 3: chatDuration = -1;
+ }
+ }
+
+ if (chatDuration != -1)
+ chatDuration *= _tickLength;
+
+ disableTimer(14);
+ disableTimer(18);
+ disableTimer(19);
+
+ uint32 timeAtStart = _system->getMillis();
+ uint32 loopStart;
+ while (runLoop) {
+ loopStart = _system->getMillis();
+ if (_currentCharacter->sceneId == 210)
+ if (seq_playEnd())
+ break;
+
+ if (_system->getMillis() > timeToEnd && !hasUpdatedNPCs) {
+ hasUpdatedNPCs = true;
+ disableTimer(15);
+ _currHeadShape = 4;
+ _animator->animRefreshNPC(0);
+ _animator->animRefreshNPC(_talkingCharNum);
+
+ if (_charSayUnk2 != -1) {
+ _animator->sprites()[_charSayUnk2].active = 0;
+ _sprites->_anims[_charSayUnk2].play = false;
+ _charSayUnk2 = -1;
+ }
+ }
+
+ updateGameTimers();
+ _sprites->updateSceneAnims();
+ _animator->restoreAllObjectBackgrounds();
+ _animator->preserveAnyChangedBackgrounds();
+ _animator->prepDrawAllObjects();
+
+ currPage = _screen->_curPage;
+ _screen->_curPage = 2;
+ _text->printCharacterText(chatStr, charNum, _characterList[charNum].x1);
+ _animator->_updateScreen = true;
+ _screen->_curPage = currPage;
+
+ _animator->copyChangedObjectsForward(0);
+ updateTextFade();
+
+ if ((chatDuration < (int16)(_system->getMillis() - timeAtStart)) && chatDuration != -1)
+ break;
+
+ while (_system->pollEvent(event)) {
+ switch (event.type) {
+ case OSystem::EVENT_KEYDOWN:
+ if (event.kbd.keycode == '.')
+ _skipFlag = true;
+ break;
+ case OSystem::EVENT_QUIT:
+ quitGame();
+ case OSystem::EVENT_LBUTTONDOWN:
+ runLoop = false;
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (_skipFlag)
+ runLoop = false;
+
+ delayTime = (loopStart + _gameSpeed) - _system->getMillis();
+ if (delayTime > 0)
+ _system->delayMillis(delayTime);
+ }
+
+ enableTimer(14);
+ enableTimer(15);
+ enableTimer(18);
+ enableTimer(19);
+ //clearKyrandiaButtonIO();
+}
+
+void KyraEngine::endCharacterChat(int8 charNum, int16 convoInitialized) {
+ _charSayUnk3 = -1;
+
+ if (charNum > 4 && charNum < 11) {
+ //TODO: weird _game_inventory stuff here
+ warning("STUB: endCharacterChat() for high charnums");
+ }
+
+ if (convoInitialized != 0) {
+ _talkingCharNum = -1;
+ _currentCharacter->currentAnimFrame = 7;
+ _animator->animRefreshNPC(0);
+ _animator->updateAllObjectShapes();
+ }
+}
+
+void KyraEngine::restoreChatPartnerAnimFrame(int8 charNum) {
+ _talkingCharNum = -1;
+
+ if (charNum > 0 && charNum < 5) {
+ _characterList[charNum].currentAnimFrame = _currentChatPartnerBackupFrame;
+ _animator->animRefreshNPC(charNum);
+ }
+
+ _currentCharacter->currentAnimFrame = 7;
+ _animator->animRefreshNPC(0);
+ _animator->updateAllObjectShapes();
+}
+
+void KyraEngine::backupChatPartnerAnimFrame(int8 charNum) {
+ _talkingCharNum = 0;
+
+ if (charNum < 5 && charNum > 0)
+ _currentChatPartnerBackupFrame = _characterList[charNum].currentAnimFrame;
+
+ if (_scaleMode != 0)
+ _currentCharacter->currentAnimFrame = 7;
+ else
+ _currentCharacter->currentAnimFrame = _currentCharAnimFrame;
+
+ _animator->animRefreshNPC(0);
+ _animator->updateAllObjectShapes();
+}
+
+int8 KyraEngine::getChatPartnerNum() {
+ uint8 sceneTable[] = {0x2, 0x5, 0x2D, 0x7, 0x1B, 0x8, 0x22, 0x9, 0x30, 0x0A};
+ int pos = 0;
+ int partner = -1;
+
+ for (int i = 1; i < 6; i++) {
+ if (_currentCharacter->sceneId == sceneTable[pos]) {
+ partner = sceneTable[pos+1];
+ break;
+ }
+ pos += 2;
+ }
+
+ for (int i = 1; i < 5; i++) {
+ if (_characterList[i].sceneId == _currentCharacter->sceneId) {
+ partner = i;
+ break;
+ }
+ }
+ return partner;
+}
+
+int KyraEngine::initCharacterChat(int8 charNum) {
+ if (_talkingCharNum == -1) {
+ _talkingCharNum = 0;
+
+ if (_scaleMode != 0)
+ _currentCharacter->currentAnimFrame = 7;
+ else
+ _currentCharacter->currentAnimFrame = 16;
+
+ _animator->animRefreshNPC(0);
+ _animator->updateAllObjectShapes();
+ }
+
+ _charSayUnk2 = -1;
+ _animator->flagAllObjectsForBkgdChange();
+ _animator->restoreAllObjectBackgrounds();
+
+ if (charNum > 4 && charNum < 11) {
+ // TODO: Fill in weird _game_inventory stuff here
+ warning("STUB: initCharacterChat() for high charnums");
+ }
+
+ _animator->flagAllObjectsForRefresh();
+ _animator->flagAllObjectsForBkgdChange();
+ _animator->preserveAnyChangedBackgrounds();
+ _charSayUnk3 = charNum;
+
+ return 1;
+}
+
+void KyraEngine::characterSays(char *chatStr, int8 charNum, int8 chatDuration) {
+ debug(9, "KyraEngine::characterSays('%s', %i, %d)", chatStr, charNum, chatDuration);
+ uint8 startAnimFrames[] = { 0x10, 0x32, 0x56, 0x0, 0x0, 0x0 };
+
+ uint16 chatTicks;
+ int16 convoInitialized;
+ int8 chatPartnerNum;
+
+ if (_currentCharacter->sceneId == 210)
+ return;
+
+ convoInitialized = initCharacterChat(charNum);
+ chatPartnerNum = getChatPartnerNum();
+
+ if (chatPartnerNum != -1 && chatPartnerNum < 5)
+ backupChatPartnerAnimFrame(chatPartnerNum);
+
+ if (charNum < 5) {
+ _characterList[charNum].currentAnimFrame = startAnimFrames[charNum];
+ _charSayUnk3 = charNum;
+ _talkingCharNum = charNum;
+ _animator->animRefreshNPC(charNum);
+ }
+
+ char *processedString = _text->preprocessString(chatStr);
+ int lineNum = _text->buildMessageSubstrings(processedString);
+
+ int16 yPos = _characterList[charNum].y1;
+ yPos -= _scaleTable[charNum] * _characterList[charNum].height;
+ yPos -= 8;
+ yPos -= lineNum * 10;
+
+ if (yPos < 11)
+ yPos = 11;
+
+ if (yPos > 100)
+ yPos = 100;
+
+ _text->_talkMessageY = yPos;
+ _text->_talkMessageH = lineNum * 10;
+ _animator->restoreAllObjectBackgrounds();
+
+ _screen->copyRegion(12, _text->_talkMessageY, 12, 136, 296, _text->_talkMessageH, 2, 2);
+ _screen->hideMouse();
+
+ _text->printCharacterText(processedString, charNum, _characterList[charNum].x1);
+ _screen->showMouse();
+
+ if (chatDuration == -2)
+ chatTicks = strlen(processedString) * 9;
+ else
+ chatTicks = chatDuration;
+
+ waitForChatToFinish(chatTicks, chatStr, charNum);
+
+ _animator->restoreAllObjectBackgrounds();
+
+ _screen->copyRegion(12, 136, 12, _text->_talkMessageY, 296, _text->_talkMessageH, 2, 2);
+ _animator->preserveAllBackgrounds();
+ _animator->prepDrawAllObjects();
+ _screen->hideMouse();
+
+ _screen->copyRegion(12, _text->_talkMessageY, 12, _text->_talkMessageY, 296, _text->_talkMessageH, 2, 0);
+ _screen->showMouse();
+ _animator->flagAllObjectsForRefresh();
+ _animator->copyChangedObjectsForward(0);
+
+ if (chatPartnerNum != -1 && chatPartnerNum < 5)
+ restoreChatPartnerAnimFrame(chatPartnerNum);
+
+ endCharacterChat(charNum, convoInitialized);
+}
+
+void KyraEngine::drawSentenceCommand(char *sentence, int color) {
+ debug(9, "KyraEngine::drawSentenceCommand('%s', %i)", sentence, color);
+ _screen->hideMouse();
+ _screen->fillRect(8, 143, 311, 152, 12);
+
+ if (_startSentencePalIndex != color || _fadeText != false) {
+ _currSentenceColor[0] = _screen->_currentPalette[765] = _screen->_currentPalette[color*3];
+ _currSentenceColor[1] = _screen->_currentPalette[766] = _screen->_currentPalette[color*3+1];
+ _currSentenceColor[2] = _screen->_currentPalette[767] = _screen->_currentPalette[color*3+2];
+
+ _screen->setScreenPalette(_screen->_currentPalette);
+ _startSentencePalIndex = 0;
+ }
+
+ _text->printText(sentence, 8, 143, 0xFF, 12, 0);
+ _screen->showMouse();
+ setTextFadeTimerCountdown(15);
+ _fadeText = false;
+}
+
+void KyraEngine::updateSentenceCommand(char *str1, char *str2, int color) {
+ debug(9, "KyraEngine::updateSentenceCommand('%s', '%s', %i)", str1, str2, color);
+ char sentenceCommand[500];
+ strncpy(sentenceCommand, str1, 500);
+ if (str2)
+ strncat(sentenceCommand, str2, 500 - strlen(sentenceCommand));
+
+ drawSentenceCommand(sentenceCommand, color);
+ _screen->updateScreen();
+}
+
+void KyraEngine::updateTextFade() {
+ debug(9, "KyraEngine::updateTextFade()");
+ if (!_fadeText)
+ return;
+
+ bool finished = false;
+ for (int i = 0; i < 3; i++)
+ if (_currSentenceColor[i] > 4)
+ _currSentenceColor[i] -= 4;
+ else
+ if (_currSentenceColor[i]) {
+ _currSentenceColor[i] = 0;
+ finished = true;
+ }
+
+ _screen->_currentPalette[765] = _currSentenceColor[0];
+ _screen->_currentPalette[766] = _currSentenceColor[1];
+ _screen->_currentPalette[767] = _currSentenceColor[2];
+ _screen->setScreenPalette(_screen->_currentPalette);
+
+ if (finished) {
+ _fadeText = false;
+ _startSentencePalIndex = -1;
+ }
+}
+
+TextDisplayer::TextDisplayer(Screen *screen) {
+ _screen = screen;
+
+ _talkCoords.y = 0x88;
+ _talkCoords.x = 0;
+ _talkCoords.w = 0;
+ _talkMessageY = 0xC;
+ _talkMessageH = 0;
+ _talkMessagePrinted = false;
+}
+
+void TextDisplayer::setTalkCoords(uint16 y) {
+ debug(9, "TextDisplayer::setTalkCoords(%d)", y);
+ _talkCoords.y = y;
+}
+
+int TextDisplayer::getCenterStringX(const char *str, int x1, int x2) {
+ debug(9, "TextDisplayer::getCenterStringX('%s', %d, %d)", str, x1, x2);
+ _screen->_charWidth = -2;
+ Screen::FontId curFont = _screen->setFont(Screen::FID_8_FNT);
+ int strWidth = _screen->getTextWidth(str);
+ _screen->setFont(curFont);
+ _screen->_charWidth = 0;
+ int w = x2 - x1 + 1;
+ return x1 + (w - strWidth) / 2;
+}
+
+int TextDisplayer::getCharLength(const char *str, int len) {
+ debug(9, "TextDisplayer::getCharLength('%s', %d)", str, len);
+ int charsCount = 0;
+ if (*str) {
+ _screen->_charWidth = -2;
+ Screen::FontId curFont = _screen->setFont(Screen::FID_8_FNT);
+ int i = 0;
+ while (i <= len && *str) {
+ i += _screen->getCharWidth(*str++);
+ ++charsCount;
+ }
+ _screen->setFont(curFont);
+ _screen->_charWidth = 0;
+ }
+ return charsCount;
+}
+
+int TextDisplayer::dropCRIntoString(char *str, int offs) {
+ debug(9, "TextDisplayer::dropCRIntoString('%s', %d)", str, offs);
+ int pos = 0;
+ str += offs;
+ while (*str) {
+ if (*str == ' ') {
+ *str = '\r';
+ return pos;
+ }
+ ++str;
+ ++pos;
+ }
+ return 0;
+}
+
+char *TextDisplayer::preprocessString(const char *str) {
+ debug(9, "TextDisplayer::preprocessString('%s')", str);
+ assert(strlen(str) < sizeof(_talkBuffer) - 1);
+ strcpy(_talkBuffer, str);
+ char *p = _talkBuffer;
+ while (*p) {
+ if (*p == '\r') {
+ return _talkBuffer;
+ }
+ ++p;
+ }
+ p = _talkBuffer;
+ Screen::FontId curFont = _screen->setFont(Screen::FID_8_FNT);
+ _screen->_charWidth = -2;
+ int textWidth = _screen->getTextWidth(p);
+ _screen->_charWidth = 0;
+ if (textWidth > 176) {
+ if (textWidth > 352) {
+ int count = getCharLength(p, textWidth / 3);
+ int offs = dropCRIntoString(p, count);
+ p += count + offs;
+ _screen->_charWidth = -2;
+ textWidth = _screen->getTextWidth(p);
+ _screen->_charWidth = 0;
+ count = getCharLength(p, textWidth / 2);
+ dropCRIntoString(p, count);
+ } else {
+ int count = getCharLength(p, textWidth / 2);
+ dropCRIntoString(p, count);
+ }
+ }
+ _screen->setFont(curFont);
+ return _talkBuffer;
+}
+
+int TextDisplayer::buildMessageSubstrings(const char *str) {
+ debug(9, "TextDisplayer::buildMessageSubstrings('%s')", str);
+ int currentLine = 0;
+ int pos = 0;
+ while (*str) {
+ if (*str == '\r') {
+ assert(currentLine < TALK_SUBSTRING_NUM);
+ _talkSubstrings[currentLine * TALK_SUBSTRING_LEN + pos] = '\0';
+ ++currentLine;
+ pos = 0;
+ } else {
+ _talkSubstrings[currentLine * TALK_SUBSTRING_LEN + pos] = *str;
+ ++pos;
+ if (pos > TALK_SUBSTRING_LEN - 2) {
+ pos = TALK_SUBSTRING_LEN - 2;
+ }
+ }
+ ++str;
+ }
+ _talkSubstrings[currentLine * TALK_SUBSTRING_LEN + pos] = '\0';
+ return currentLine + 1;
+}
+
+int TextDisplayer::getWidestLineWidth(int linesCount) {
+ debug(9, "TextDisplayer::getWidestLineWidth(%d)", linesCount);
+ int maxWidth = 0;
+ Screen::FontId curFont = _screen->setFont(Screen::FID_8_FNT);
+ _screen->_charWidth = -2;
+ for (int l = 0; l < linesCount; ++l) {
+ int w = _screen->getTextWidth(&_talkSubstrings[l * TALK_SUBSTRING_LEN]);
+ if (maxWidth < w) {
+ maxWidth = w;
+ }
+ }
+ _screen->setFont(curFont);
+ _screen->_charWidth = 0;
+ return maxWidth;
+}
+
+void TextDisplayer::calcWidestLineBounds(int &x1, int &x2, int w, int cx) {
+ debug(9, "TextDisplayer::calcWidestLineBounds(%d, %d)", w, cx);
+ x1 = cx - w / 2;
+ if (x1 + w >= Screen::SCREEN_W - 12) {
+ x1 = Screen::SCREEN_W - 12 - w - 1;
+ } else if (x1 < 12) {
+ x1 = 12;
+ }
+ x2 = x1 + w + 1;
+}
+
+void TextDisplayer::restoreTalkTextMessageBkgd(int srcPage, int dstPage) {
+ debug(9, "TextDisplayer::restoreTalkTextMessageBkgd(%d, %d)", srcPage, dstPage);
+ if (_talkMessagePrinted) {
+ _talkMessagePrinted = false;
+ _screen->copyRegion(_talkCoords.x, _talkCoords.y, _talkCoords.x, _talkMessageY, _talkCoords.w, _talkMessageH, srcPage, dstPage);
+ }
+}
+
+void TextDisplayer::printTalkTextMessage(const char *text, int x, int y, uint8 color, int srcPage, int dstPage) {
+ debug(9, "TextDisplayer::printTalkTextMessage('%s', %d, %d, %d, %d, %d)", text, x, y, color, srcPage, dstPage);
+ char *str = preprocessString(text);
+ int lineCount = buildMessageSubstrings(str);
+ int top = y - lineCount * 10;
+ if (top < 0) {
+ top = 0;
+ }
+ _talkMessageY = top;
+ _talkMessageH = lineCount * 10;
+ int w = getWidestLineWidth(lineCount);
+ int x1, x2;
+ calcWidestLineBounds(x1, x2, w, x);
+ _talkCoords.x = x1;
+ _talkCoords.w = w + 2;
+ _screen->copyRegion(_talkCoords.x, _talkMessageY, _talkCoords.x, _talkCoords.y, _talkCoords.w, _talkMessageH, srcPage, dstPage);
+ int curPage = _screen->_curPage;
+ _screen->_curPage = srcPage;
+ for (int i = 0; i < lineCount; ++i) {
+ top = i * 10 + _talkMessageY;
+ char *msg = &_talkSubstrings[i * TALK_SUBSTRING_LEN];
+ int left = getCenterStringX(msg, x1, x2);
+ printText(msg, left, top, color, 0xC, 0);
+ }
+ _screen->_curPage = curPage;
+ _talkMessagePrinted = true;
+}
+
+void TextDisplayer::printText(const char *str, int x, int y, uint8 c0, uint8 c1, uint8 c2) {
+ debug(9, "TextDisplayer::printText('%s', %d, %d, %d, %d, %d)", str, x, y, c0, c1, c2);
+ uint8 colorMap[] = { 0, 15, 12, 12 };
+ colorMap[3] = c1;
+ _screen->setTextColor(colorMap, 0, 3);
+ Screen::FontId curFont = _screen->setFont(Screen::FID_8_FNT);
+ _screen->_charWidth = -2;
+ _screen->printText(str, x, y, c0, c2);
+ _screen->_charWidth = 0;
+ _screen->setFont(curFont);
+}
+
+void TextDisplayer::printCharacterText(char *text, int8 charNum, int charX) {
+ debug(9, "TextDisplayer::printCharacterText('%s', %d, %d)", text, charNum, charX);
+ uint8 colorTable[] = {0x0F, 0x9, 0x0C9, 0x80, 0x5, 0x81, 0x0E, 0xD8, 0x55, 0x3A, 0x3a};
+ int top, left, x1, x2, w, x;
+ char *msg;
+
+ uint8 color = colorTable[charNum];
+ text = preprocessString(text);
+ int lineCount = buildMessageSubstrings(text);
+ w = getWidestLineWidth(lineCount);
+ x = charX;
+ calcWidestLineBounds(x1, x2, w, x);
+
+ for (int i = 0; i < lineCount; ++i) {
+ top = i * 10 + _talkMessageY;
+ msg = &_talkSubstrings[i * TALK_SUBSTRING_LEN];
+ left = getCenterStringX(msg, x1, x2);
+ printText(msg, left, top, color, 0xC, 0);
+ }
+}
+} // end of namespace Kyra
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