Moved engines to the new engines/ directory

svn-id: r20582

1 files changed, 308 insertions, 0 deletions

diff --git a/engines/sword2/anims.cpp b/engines/sword2/anims.cpp
new file mode 100644
index 0000000000..e64903a61f
--- /dev/null
+++ b/engines/sword2/anims.cpp
@@ -0,0 +1,308 @@
+/* Copyright (C) 1994-1998 Revolution Software Ltd.
+ * Copyright (C) 2003-2006 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.
+ *
+ * $URL$
+ * $Id$
+ */
+
+// ---------------------------------------------------------------------------
+// A more intelligent version of the old ANIMS.C
+// All this stuff by James
+// DON'T TOUCH!
+// ---------------------------------------------------------------------------
+
+#include "common/stdafx.h"
+#include "common/file.h"
+
+#include "sword2/sword2.h"
+#include "sword2/defs.h"
+#include "sword2/build_display.h"
+#include "sword2/interpreter.h"
+#include "sword2/logic.h"
+#include "sword2/maketext.h"
+#include "sword2/resman.h"
+#include "sword2/router.h"
+#include "sword2/sound.h"
+#include "sword2/animation.h"
+
+namespace Sword2 {
+
+int Router::doAnimate(byte *ob_logic, byte *ob_graph, int32 animRes, bool reverse) {
+	AnimHeader anim_head;
+	byte *anim_file;
+
+	ObjectLogic obLogic(ob_logic);
+	ObjectGraphic obGraph(ob_graph);
+
+	if (obLogic.getLooping() == 0) {
+		byte *ptr;
+
+		// This is the start of the anim - set up the first frame
+
+		// For testing all anims!
+		// A script loop can send every resource number to the anim
+		// function & it will only run the valid ones. See
+		// 'testing_routines' object in George's Player Character
+		// section of linc
+
+		if (_vm->_logic->readVar(SYSTEM_TESTING_ANIMS)) {
+			if (!_vm->_resman->checkValid(animRes)) {
+				// Not a valid resource number. Switch off
+				// the sprite. Don't animate - just continue
+				// script next cycle.
+				setSpriteStatus(ob_graph, NO_SPRITE);
+				return IR_STOP;
+			}
+
+			ptr = _vm->_resman->openResource(animRes);
+
+			// if it's not an animation file
+			if (_vm->_resman->fetchType(animRes) != ANIMATION_FILE) {
+				_vm->_resman->closeResource(animRes);
+
+				// switch off the sprite
+				// don't animate - just continue
+				// script next cycle
+				setSpriteStatus(ob_graph, NO_SPRITE);
+				return IR_STOP;
+			}
+
+			_vm->_resman->closeResource(animRes);
+
+			// switch on the sprite
+			setSpriteStatus(ob_graph, SORT_SPRITE);
+		}
+
+		assert(animRes);
+
+		// open anim file
+		anim_file = _vm->_resman->openResource(animRes);
+
+		assert(_vm->_resman->fetchType(animRes) == ANIMATION_FILE);
+
+		// point to anim header
+		anim_head.read(_vm->fetchAnimHeader(anim_file));
+
+		// now running an anim, looping back to this call again
+		obLogic.setLooping(1);
+		obGraph.setAnimResource(animRes);
+
+		if (reverse)
+			obGraph.setAnimPc(anim_head.noAnimFrames - 1);
+		else
+			obGraph.setAnimPc(0);
+	} else if (_vm->_logic->getSync() != -1) {
+		// We've received a sync - return to script immediately
+		debug(5, "**sync stopped %d**", _vm->_logic->readVar(ID));
+
+		// If sync received, anim finishes right now (remaining on
+		// last frame). Quit animation, but continue script.
+		obLogic.setLooping(0);
+		return IR_CONT;
+	} else {
+		// Not first frame, and no sync received - set up the next
+		// frame of the anim.
+
+		// open anim file and point to anim header
+		anim_file = _vm->_resman->openResource(obGraph.getAnimResource());
+		anim_head.read(_vm->fetchAnimHeader(anim_file));
+
+		if (reverse)
+			obGraph.setAnimPc(obGraph.getAnimPc() - 1);
+		else
+			obGraph.setAnimPc(obGraph.getAnimPc() + 1);
+	}
+
+	// check for end of anim
+
+	if (reverse) {
+		if (obGraph.getAnimPc() == 0)
+			obLogic.setLooping(0);
+	} else {
+		if (obGraph.getAnimPc() == anim_head.noAnimFrames - 1)
+			obLogic.setLooping(0);
+	}
+
+	// close the anim file
+	_vm->_resman->closeResource(obGraph.getAnimResource());
+
+	// check if we want the script to loop back & call this function again
+	return obLogic.getLooping() ? IR_REPEAT : IR_STOP;
+}
+
+int Router::megaTableAnimate(byte *ob_logic, byte *ob_graph, byte *ob_mega, byte *animTable, bool reverse) {
+	int32 animRes = 0;
+
+	// If this is the start of the anim, read the anim table to get the
+	// appropriate anim resource
+
+	ObjectLogic obLogic(ob_logic);
+
+	if (obLogic.getLooping() == 0) {
+		ObjectMega obMega(ob_mega);
+
+		// Appropriate anim resource is in 'table[direction]'
+		animRes = READ_LE_UINT32(animTable + 4 * obMega.getCurDir());
+	}
+
+	return doAnimate(ob_logic, ob_graph, animRes, reverse);
+}
+
+void Router::setSpriteStatus(byte *ob_graph, uint32 type) {
+	ObjectGraphic obGraph(ob_graph);
+
+	// Remove the previous status, but don't affect the shading upper-word
+	obGraph.setType((obGraph.getType() & 0xffff0000) | type);
+}
+
+void Router::setSpriteShading(byte *ob_graph, uint32 type) {
+	ObjectGraphic obGraph(ob_graph);
+
+	// Remove the previous shading, but don't affect the status lower-word.
+	// Note that mega frames may still be shaded automatically, even when
+	// not sent 'RDSPR_SHADOW'.
+	obGraph.setType((obGraph.getType() & 0x0000ffff) | type);
+}
+
+void Logic::createSequenceSpeech(MovieTextObject *sequenceText[]) {
+	uint32 line;
+ 	uint32 local_text;
+	uint32 text_res;
+	byte *text;
+	uint32 wavId;	// ie. offical text number (actor text number)
+	bool speechRunning;
+
+	// for each sequence text line that's been logged
+	for (line = 0; line < _sequenceTextLines; line++) {
+		// allocate this structure
+		sequenceText[line] = new MovieTextObject;
+
+		sequenceText[line]->startFrame = _sequenceTextList[line].startFrame;
+		sequenceText[line]->endFrame = _sequenceTextList[line].endFrame;
+
+		// pull out the text line to get the official text number
+		// (for wav id)
+
+  		text_res = _sequenceTextList[line].textNumber / SIZE;
+		local_text = _sequenceTextList[line].textNumber & 0xffff;
+
+		// open text resource & get the line
+		text = _vm->fetchTextLine(_vm->_resman->openResource(text_res), local_text);
+		wavId = (int32)READ_LE_UINT16(text);
+
+		// now ok to close the text file
+		_vm->_resman->closeResource(text_res);
+
+		// 1st word of text line is the official line number
+		debug(5,"(%d) SEQUENCE TEXT: %s", READ_LE_UINT16(text), text + 2);
+
+		// is it to be speech or subtitles or both?
+		// assume speech is not running until know otherwise
+
+		speechRunning = false;
+		_sequenceTextList[line].speech_mem = NULL;
+		sequenceText[line]->speech = NULL;
+
+		if (!_vm->_sound->isSpeechMute()) {
+			_sequenceTextList[line].speechBufferSize = _vm->_sound->preFetchCompSpeech(wavId, &_sequenceTextList[line].speech_mem);
+			if (_sequenceTextList[line].speechBufferSize) {
+				// ok, we've got speech!
+				speechRunning = true;
+			}
+		}
+
+		// if we want subtitles, or speech failed to load
+
+		if (_vm->getSubtitles() || !speechRunning) {
+			// open text resource & get the line
+			text = _vm->fetchTextLine(_vm->_resman->openResource(text_res), local_text);
+			// make the sprite
+			// 'text+2' to skip the first 2 bytes which form the
+			// line reference number
+
+			// NB. The mem block containing the text sprite is
+			// currently FLOATING!
+
+			// When rendering text over a sequence we need a
+			// different colour for the border.
+
+			_sequenceTextList[line].text_mem = _vm->_fontRenderer->makeTextSprite(text + 2, 600, 255, _vm->_speechFontId, 1);
+
+			// ok to close the text resource now
+			_vm->_resman->closeResource(text_res);
+		} else {
+			_sequenceTextList[line].text_mem = NULL;
+			sequenceText[line]->textSprite = NULL;
+		}
+	}
+
+	// for drivers: NULL-terminate the array of pointers to
+	// MovieTextObject's
+	sequenceText[_sequenceTextLines] = NULL;
+
+	for (line = 0; line < _sequenceTextLines; line++) {
+		// if we've made a text sprite for this line...
+
+		if (_sequenceTextList[line].text_mem) {
+			// now fill out the SpriteInfo structure in the
+			// MovieTextObjectStructure
+			FrameHeader frame;
+
+			frame.read(_sequenceTextList[line].text_mem);
+
+			sequenceText[line]->textSprite = new SpriteInfo;
+
+			// center text at bottom of screen
+			sequenceText[line]->textSprite->x = 320 - frame.width / 2;
+			sequenceText[line]->textSprite->y = 440 - frame.height;
+			sequenceText[line]->textSprite->w = frame.width;
+			sequenceText[line]->textSprite->h = frame.height;
+			sequenceText[line]->textSprite->type = RDSPR_DISPLAYALIGN | RDSPR_NOCOMPRESSION;
+			sequenceText[line]->textSprite->data = _sequenceTextList[line].text_mem + FrameHeader::size();
+		}
+
+		// if we've loaded a speech sample for this line...
+
+ 		if (_sequenceTextList[line].speech_mem) {
+			// for drivers: set up pointer to decompressed wav in
+			// memory
+
+			sequenceText[line]->speechBufferSize = _sequenceTextList[line].speechBufferSize;
+			sequenceText[line]->speech = _sequenceTextList[line].speech_mem;
+		}
+	}
+}
+
+void Logic::clearSequenceSpeech(MovieTextObject *sequenceText[]) {
+	for (uint i = 0; i < _sequenceTextLines; i++) {
+		// free up the memory used by this MovieTextObject
+		delete sequenceText[i];
+
+		// free up the mem block containing this text sprite
+		if (_sequenceTextList[i].text_mem)
+			free(_sequenceTextList[i].text_mem);
+
+		// free up the mem block containing this speech sample
+		if (_sequenceTextList[i].speech_mem)
+			free(_sequenceTextList[i].speech_mem);
+	}
+
+	// IMPORTANT! Reset the line count ready for the next sequence!
+	_sequenceTextLines = 0;
+}
+
+} // End of namespace Sword2