SLUDGE: Objectify speech manager

1 files changed, 311 insertions, 0 deletions

diff --git a/engines/sludge/speech.cpp b/engines/sludge/speech.cpp
new file mode 100644
index 0000000000..1d342a1b65
--- /dev/null
+++ b/engines/sludge/speech.cpp
@@ -0,0 +1,311 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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.
+ *
+ */
+
+#include "sludge/allfiles.h"
+#include "sludge/backdrop.h"
+#include "sludge/fonttext.h"
+#include "sludge/freeze.h"
+#include "sludge/graphics.h"
+#include "sludge/moreio.h"
+#include "sludge/newfatal.h"
+#include "sludge/objtypes.h"
+#include "sludge/people.h"
+#include "sludge/region.h"
+#include "sludge/sludge.h"
+#include "sludge/sludger.h"
+#include "sludge/sound.h"
+#include "sludge/speech.h"
+#include "sludge/sprbanks.h"
+#include "sludge/sprites.h"
+
+namespace Sludge {
+
+void SpeechManager::init() {
+	_speechMode = 0;
+	_speechSpeed = 1;
+	_speech = new SpeechStruct;
+	if (checkNew(_speech)) {
+		_speech->currentTalker = NULL;
+		_speech->allSpeech = NULL;
+		_speech->speechY = 0;
+		_speech->lastFile = -1;
+	}
+}
+
+void SpeechManager::kill() {
+	if (!_speech)
+		return;
+
+	if (_speech->lastFile != -1) {
+		_vm->_soundMan->huntKillSound(_speech->lastFile);
+		_speech->lastFile = -1;
+	}
+
+	if (_speech->currentTalker) {
+		makeSilent(*(_speech->currentTalker));
+		_speech->currentTalker = NULL;
+	}
+
+	SpeechLine *killMe;
+	while (_speech->allSpeech) {
+		killMe = _speech->allSpeech;
+		_speech->allSpeech = _speech->allSpeech->next;
+		delete killMe;
+	}
+}
+
+void SpeechManager::setObjFontColour(ObjectType *t) {
+	setFontColour(_speech->talkCol, t->r, t->g, t->b);
+}
+
+void SpeechManager::addSpeechLine(const Common::String &theLine, int x, int &offset) {
+	float cameraZoom = g_sludge->_gfxMan->getCamZoom();
+	int halfWidth = (g_sludge->_txtMan->stringWidth(theLine) >> 1) / cameraZoom;
+	int xx1 = x - (halfWidth);
+	int xx2 = x + (halfWidth);
+	SpeechLine *newLine = new SpeechLine;
+	checkNew(newLine);
+
+	newLine->next = _speech->allSpeech;
+	newLine->textLine.clear();
+	newLine->textLine = theLine;
+	newLine->x = xx1;
+	_speech->allSpeech = newLine;
+	if ((xx1 < 5) && (offset < (5 - xx1))) {
+		offset = 5 - xx1;
+	} else if ((xx2 >= ((float) g_system->getWidth() / cameraZoom) - 5)
+			&& (offset > (((float) g_system->getWidth() / cameraZoom) - 5 - xx2))) {
+		offset = ((float) g_system->getWidth() / cameraZoom) - 5 - xx2;
+	}
+}
+
+int SpeechManager::isThereAnySpeechGoingOn() {
+	return _speech->allSpeech ? _speech->lookWhosTalking : -1;
+}
+
+int SpeechManager::getLastSpeechSound() {
+	return _vm->_soundMan->findInSoundCache(_speech->lastFile);
+}
+
+int SpeechManager::wrapSpeechXY(const Common::String &theText, int x, int y, int wrap, int sampleFile) {
+	float cameraZoom = g_sludge->_gfxMan->getCamZoom();
+	int fontHeight = g_sludge->_txtMan->getFontHeight();
+	int cameraY = g_sludge->_gfxMan->getCamY();
+
+	int a, offset = 0;
+
+	kill();
+
+	int speechTime = (theText.size() + 20) * _speechSpeed;
+	if (speechTime < 1)
+		speechTime = 1;
+	if (sampleFile != -1) {
+		if (_speechMode >= 1) {
+			if (g_sludge->_soundMan->startSound(sampleFile, false)) {
+				speechTime = -10;
+				_speech->lastFile = sampleFile;
+				if (_speechMode == 2) return -10;
+			}
+
+		}
+	}
+	_speech->speechY = y;
+
+	char *tmp, *txt;
+	tmp = txt = createCString(theText);
+	while ((int)strlen(txt) > wrap) {
+		a = wrap;
+		while (txt[a] != ' ') {
+			a--;
+			if (a == 0) {
+				a = wrap;
+				break;
+			}
+		}
+		txt[a] = 0;
+		addSpeechLine(txt, x, offset);
+		txt[a] = ' ';
+		txt += a + 1;
+		y -= fontHeight / cameraZoom;
+	}
+	addSpeechLine(txt, x, offset);
+	y -= fontHeight / cameraZoom;
+	delete []tmp;
+
+	if (y < 0)
+		_speech->speechY -= y;
+	else if (_speech->speechY > cameraY + (float) (g_system->getHeight() - fontHeight / 3) / cameraZoom)
+		_speech->speechY = cameraY
+				+ (float) (g_system->getHeight() - fontHeight / 3) / cameraZoom;
+
+	if (offset) {
+		SpeechLine *viewLine = _speech->allSpeech;
+		while (viewLine) {
+			viewLine->x += offset;
+			viewLine = viewLine->next;
+		}
+	}
+	return speechTime;
+}
+
+int SpeechManager::wrapSpeechPerson(const Common::String &theText, OnScreenPerson &thePerson, int sampleFile, bool animPerson) {
+	int cameraX = g_sludge->_gfxMan->getCamX();
+	int cameraY = g_sludge->_gfxMan->getCamY();
+	int i = wrapSpeechXY(theText, thePerson.x - cameraX,
+			thePerson.y - cameraY
+					- (thePerson.scale * (thePerson.height - thePerson.floaty))
+					- thePerson.thisType->speechGap,
+			thePerson.thisType->wrapSpeech, sampleFile);
+	if (animPerson) {
+		makeTalker(thePerson);
+		_speech->currentTalker = &thePerson;
+	}
+	return i;
+}
+
+int SpeechManager::wrapSpeech(const Common::String &theText, int objT, int sampleFile, bool animPerson) {
+	int i;
+	int cameraX = g_sludge->_gfxMan->getCamX();
+	int cameraY = g_sludge->_gfxMan->getCamY();
+
+	_speech->lookWhosTalking = objT;
+	OnScreenPerson *thisPerson = findPerson(objT);
+	if (thisPerson) {
+		setObjFontColour(thisPerson->thisType);
+		i = wrapSpeechPerson(theText, *thisPerson, sampleFile, animPerson);
+	} else {
+		ScreenRegion *thisRegion = getRegionForObject(objT);
+		if (thisRegion) {
+			setObjFontColour(thisRegion->thisType);
+			i = wrapSpeechXY(theText,
+					((thisRegion->x1 + thisRegion->x2) >> 1) - cameraX,
+					thisRegion->y1 - thisRegion->thisType->speechGap - cameraY,
+					thisRegion->thisType->wrapSpeech, sampleFile);
+		} else {
+			ObjectType *temp = g_sludge->_objMan->findObjectType(objT);
+			setObjFontColour(temp);
+			i = wrapSpeechXY(theText, g_system->getWidth() >> 1, 10, temp->wrapSpeech,
+					sampleFile);
+		}
+	}
+	return i;
+}
+
+void SpeechManager::display() {
+	float cameraZoom = g_sludge->_gfxMan->getCamZoom();
+	int fontHeight = g_sludge->_txtMan->getFontHeight();
+	int viewY = _speech->speechY;
+	SpeechLine *viewLine = _speech->allSpeech;
+	while (viewLine) {
+		g_sludge->_txtMan->pasteString(viewLine->textLine, viewLine->x, viewY, _speech->talkCol);
+		viewY -= fontHeight / cameraZoom;
+		viewLine = viewLine->next;
+	}
+}
+
+void SpeechManager::save(Common::WriteStream *stream) {
+	stream->writeByte(_speechMode);
+
+	SpeechLine *viewLine = _speech->allSpeech;
+
+	stream->writeByte(_speech->talkCol.originalRed);
+	stream->writeByte(_speech->talkCol.originalGreen);
+	stream->writeByte(_speech->talkCol.originalBlue);
+
+	stream->writeFloatLE(_speechSpeed);
+
+	// Write y co-ordinate
+	stream->writeUint16BE(_speech->speechY);
+
+	// Write which character's talking
+	stream->writeUint16BE(_speech->lookWhosTalking);
+	if (_speech->currentTalker) {
+		stream->writeByte(1);
+		stream->writeUint16BE(_speech->currentTalker->thisType->objectNum);
+	} else {
+		stream->writeByte(0);
+	}
+
+	// Write what's being said
+	while (viewLine) {
+		stream->writeByte(1);
+		writeString(viewLine->textLine, stream);
+		stream->writeUint16BE(viewLine->x);
+		viewLine = viewLine->next;
+	}
+	stream->writeByte(0);
+}
+
+bool SpeechManager::load(Common::SeekableReadStream *stream) {
+	// read speech mode
+	_speechMode = stream->readByte();
+
+	_speech->currentTalker = nullptr;
+	kill();
+	byte r = stream->readByte();
+	byte g = stream->readByte();
+	byte b = stream->readByte();
+	setFontColour(_speech->talkCol, r, g, b);
+
+	_speechSpeed = stream->readFloatLE();
+
+	// Read y co-ordinate
+	_speech->speechY = stream->readUint16BE();
+
+	// Read which character's talking
+	_speech->lookWhosTalking = stream->readUint16BE();
+
+	if (stream->readByte()) {
+		_speech->currentTalker = findPerson(stream->readUint16BE());
+	} else {
+		_speech->currentTalker = NULL;
+	}
+
+	// Read what's being said
+	SpeechLine **viewLine = &_speech->allSpeech;
+	SpeechLine *newOne;
+	_speech->lastFile = -1;
+	while (stream->readByte()) {
+		newOne = new SpeechLine;
+		if (!checkNew(newOne))
+			return false;
+		newOne->textLine = readString(stream);
+		newOne->x = stream->readUint16BE();
+		newOne->next = NULL;
+		(*viewLine) = newOne;
+		viewLine = &(newOne->next);
+	}
+	return true;
+}
+
+void SpeechManager::freeze(FrozenStuffStruct *frozenStuff) {
+	frozenStuff->speech = _speech;
+	init();
+}
+
+void SpeechManager::restore(FrozenStuffStruct *frozenStuff) {
+	kill();
+	delete _speech;
+	_speech = frozenStuff->speech;
+}
+
+} // End of namespace Sludge