From f5a1b626b710c368e79ab27c13cf2be4ccdcb30f Mon Sep 17 00:00:00 2001 From: Paul Gilbert Date: Mon, 8 Jun 2015 08:31:51 -0400 Subject: SHERLOCK: Move Scalpel map code to ScalpelMap --- engines/sherlock/scalpel/scalpel_map.cpp | 528 +++++++++++++++++++++++++++++++ 1 file changed, 528 insertions(+) (limited to 'engines/sherlock/scalpel/scalpel_map.cpp') diff --git a/engines/sherlock/scalpel/scalpel_map.cpp b/engines/sherlock/scalpel/scalpel_map.cpp index 5c45302c51..613587d2e5 100644 --- a/engines/sherlock/scalpel/scalpel_map.cpp +++ b/engines/sherlock/scalpel/scalpel_map.cpp @@ -20,12 +20,540 @@ * */ +#include "common/system.h" #include "sherlock/scalpel/scalpel_map.h" +#include "sherlock/events.h" +#include "sherlock/people.h" +#include "sherlock/screen.h" +#include "sherlock/sherlock.h" namespace Sherlock { namespace Scalpel { +MapPaths::MapPaths() { + _numLocations = 0; +} + +void MapPaths::load(int numLocations, Common::SeekableReadStream &s) { + _numLocations = numLocations; + _paths.resize(_numLocations * _numLocations); + + for (int idx = 0; idx < (numLocations * numLocations); ++idx) { + Common::Array &path = _paths[idx]; + int v; + + do { + v = s.readByte(); + path.push_back(v); + } while (v && v < 254); + } +} + +const byte *MapPaths::getPath(int srcLocation, int destLocation) { + return &_paths[srcLocation * _numLocations + destLocation][0]; +} + +/*----------------------------------------------------------------*/ + +ScalpelMap::ScalpelMap(SherlockEngine *vm): Map(vm), _topLine(g_system->getWidth(), 12, vm->getPlatform()) { + _mapCursors = nullptr; + _shapes = nullptr; + _iconShapes = nullptr; + _point = 0; + _placesShown = false; + _cursorIndex = -1; + _drawMap = false; + _overPos = Point32(130 * FIXED_INT_MULTIPLIER, 126 * FIXED_INT_MULTIPLIER); + _frameChangeFlag = false; + + // Initialise the initial walk sequence set + _walkSequences.resize(MAX_HOLMES_SEQUENCE); + for (int idx = 0; idx < MAX_HOLMES_SEQUENCE; ++idx) { + _walkSequences[idx]._sequences.resize(MAX_FRAME); + Common::fill(&_walkSequences[idx]._sequences[0], &_walkSequences[idx]._sequences[0] + MAX_FRAME, 0); + } + + if (!_vm->isDemo()) + loadData(); +} + +void ScalpelMap::loadPoints(int count, const int *xList, const int *yList, const int *transList) { + for (int idx = 0; idx < count; ++idx, ++xList, ++yList, ++transList) { + _points.push_back(MapEntry(*xList, *yList, *transList)); + } +} + +void ScalpelMap::loadSequences(int count, const byte *seq) { + for (int idx = 0; idx < count; ++idx, seq += MAX_FRAME) + Common::copy(seq, seq + MAX_FRAME, &_walkSequences[idx]._sequences[0]); +} + +void ScalpelMap::loadData() { + // TODO: Remove this + if (_vm->getGameID() == GType_RoseTattoo) + return; + + // Load the list of location names + Common::SeekableReadStream *txtStream = _vm->_res->load( + _vm->getGameID() == GType_SerratedScalpel ? "chess.txt" : "map.txt"); + + int streamSize = txtStream->size(); + while (txtStream->pos() < streamSize) { + Common::String line; + char c; + while ((c = txtStream->readByte()) != '\0') + line += c; + + _locationNames.push_back(line); + } + + delete txtStream; + + // Load the path data + Common::SeekableReadStream *pathStream = _vm->_res->load("chess.pth"); + + // Get routes between different locations on the map + _paths.load(31, *pathStream); + + // Load in the co-ordinates that the paths refer to + _pathPoints.resize(208); + for (uint idx = 0; idx < _pathPoints.size(); ++idx) { + _pathPoints[idx].x = pathStream->readSint16LE(); + _pathPoints[idx].y = pathStream->readSint16LE(); + } + + delete pathStream; +} + +int ScalpelMap::show() { + Events &events = *_vm->_events; + People &people = *_vm->_people; + Screen &screen = *_vm->_screen; + bool changed = false, exitFlag = false; + _active = true; + + // Set font and custom cursor for the map + int oldFont = screen.fontNumber(); + screen.setFont(0); + + // Initial screen clear + screen._backBuffer1.clear(); + screen.clear(); + + // Load the entire map + ImageFile bigMap("bigmap.vgs"); + screen.setPalette(bigMap._palette); + + // Load need sprites + setupSprites(); + + screen._backBuffer1.blitFrom(bigMap[0], Common::Point(-_bigPos.x, -_bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[1], Common::Point(-_bigPos.x, SHERLOCK_SCREEN_HEIGHT - _bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[2], Common::Point(SHERLOCK_SCREEN_WIDTH - _bigPos.x, -_bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[3], Common::Point(SHERLOCK_SCREEN_WIDTH - _bigPos.x, SHERLOCK_SCREEN_HEIGHT - _bigPos.y)); + + _drawMap = true; + _charPoint = -1; + _point = -1; + people[AL]._position = _lDrawnPos = _overPos; + + // Show place icons + showPlaces(); + saveTopLine(); + _placesShown = true; + + // Keep looping until either a location is picked, or the game is ended + while (!_vm->shouldQuit() && !exitFlag) { + events.pollEventsAndWait(); + events.setButtonState(); + + // Keyboard handling + if (events.kbHit()) { + Common::KeyState keyState = events.getKey(); + + if (keyState.keycode == Common::KEYCODE_RETURN || keyState.keycode == Common::KEYCODE_SPACE) { + // Both space and enter simulate a mouse release + events._pressed = false; + events._released = true; + events._oldButtons = 0; + } + } + + // Ignore scrolling attempts until the screen is drawn + if (!_drawMap) { + Common::Point pt = events.mousePos(); + + // Check for vertical map scrolling + if ((pt.y > (SHERLOCK_SCREEN_HEIGHT - 10) && _bigPos.y < 200) || (pt.y < 10 && _bigPos.y > 0)) { + if (pt.y > (SHERLOCK_SCREEN_HEIGHT - 10)) + _bigPos.y += 10; + else + _bigPos.y -= 10; + + changed = true; + } + + // Check for horizontal map scrolling + if ((pt.x > (SHERLOCK_SCREEN_WIDTH - 10) && _bigPos.x < 315) || (pt.x < 10 && _bigPos.x > 0)) { + if (pt.x > (SHERLOCK_SCREEN_WIDTH - 10)) + _bigPos.x += 15; + else + _bigPos.x -= 15; + + changed = true; + } + } + + if (changed) { + // Map has scrolled, so redraw new map view + changed = false; + + screen._backBuffer1.blitFrom(bigMap[0], Common::Point(-_bigPos.x, -_bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[1], Common::Point(-_bigPos.x, SHERLOCK_SCREEN_HEIGHT - _bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[2], Common::Point(SHERLOCK_SCREEN_WIDTH - _bigPos.x, -_bigPos.y)); + screen._backBuffer1.blitFrom(bigMap[3], Common::Point(SHERLOCK_SCREEN_WIDTH - _bigPos.x, SHERLOCK_SCREEN_HEIGHT - _bigPos.y)); + + showPlaces(); + _placesShown = false; + + saveTopLine(); + _savedPos.x = -1; + updateMap(true); + } else if (!_drawMap) { + if (!_placesShown) { + showPlaces(); + _placesShown = true; + } + + if (_cursorIndex == 0) { + Common::Point pt = events.mousePos(); + highlightIcon(Common::Point(pt.x - 4 + _bigPos.x, pt.y + _bigPos.y)); + } + updateMap(false); + } + + if ((events._released || events._rightReleased) && _point != -1) { + if (people[AL]._walkCount == 0) { + people._walkDest = _points[_point] + Common::Point(4, 9); + _charPoint = _point; + + // Start walking to selected location + walkTheStreets(); + + // Show wait cursor + _cursorIndex = 1; + events.setCursor((*_mapCursors)[_cursorIndex]._frame); + } + } + + // Check if a scene has beeen selected and we've finished "moving" to it + if (people[AL]._walkCount == 0) { + if (_charPoint >= 1 && _charPoint < (int)_points.size()) + exitFlag = true; + } + + if (_drawMap) { + _drawMap = false; + + if (screen._fadeStyle) + screen.randomTransition(); + else + screen.slamArea(0, 0, SHERLOCK_SCREEN_WIDTH, SHERLOCK_SCREEN_HEIGHT); + } + + // Wait for a frame + events.wait(1); + } + + freeSprites(); + _overPos = people[AL]._position; + + // Reset font + screen.setFont(oldFont); + + _active = false; + return _charPoint; +} + +void ScalpelMap::setupSprites() { + Events &events = *_vm->_events; + People &people = *_vm->_people; + Scene &scene = *_vm->_scene; + _savedPos.x = -1; + + _mapCursors = new ImageFile("omouse.vgs"); + _cursorIndex = 0; + events.setCursor((*_mapCursors)[_cursorIndex]._frame); + + _shapes = new ImageFile("mapicon.vgs"); + _iconShapes = new ImageFile("overicon.vgs"); + _iconSave.create((*_shapes)[4]._width, (*_shapes)[4]._height, _vm->getPlatform()); + Person &p = people[AL]; + p._description = " "; + p._type = CHARACTER; + p._position = Common::Point(12400, 5000); + p._sequenceNumber = 0; + p._images = _shapes; + p._imageFrame = nullptr; + p._frameNumber = 0; + p._delta = Common::Point(0, 0); + p._oldSize = Common::Point(0, 0); + p._oldSize = Common::Point(0, 0); + p._misc = 0; + p._walkCount = 0; + p._allow = 0; + p._noShapeSize = Common::Point(0, 0); + p._goto = Common::Point(28000, 15000); + p._status = 0; + p._walkSequences = _walkSequences; + p.setImageFrame(); + scene._bgShapes.clear(); +} + +void ScalpelMap::freeSprites() { + delete _mapCursors; + delete _shapes; + delete _iconShapes; + _iconSave.free(); +} + +void ScalpelMap::showPlaces() { + Screen &screen = *_vm->_screen; + + for (uint idx = 0; idx < _points.size(); ++idx) { + const MapEntry &pt = _points[idx]; + + if (pt.x != 0 && pt.y != 0) { + if (pt.x >= _bigPos.x && (pt.x - _bigPos.x) < SHERLOCK_SCREEN_WIDTH + && pt.y >= _bigPos.y && (pt.y - _bigPos.y) < SHERLOCK_SCREEN_HEIGHT) { + if (_vm->readFlags(idx)) { + screen._backBuffer1.transBlitFrom((*_iconShapes)[pt._translate], + Common::Point(pt.x - _bigPos.x - 6, pt.y - _bigPos.y - 12)); + } + } + } + } +} + +void ScalpelMap::saveTopLine() { + _topLine.blitFrom(_vm->_screen->_backBuffer1, Common::Point(0, 0), Common::Rect(0, 0, SHERLOCK_SCREEN_WIDTH, 12)); +} + +void ScalpelMap::eraseTopLine() { + Screen &screen = *_vm->_screen; + screen._backBuffer1.blitFrom(_topLine, Common::Point(0, 0)); + screen.slamArea(0, 0, SHERLOCK_SCREEN_WIDTH, _topLine.h()); +} + +void ScalpelMap::showPlaceName(int idx, bool highlighted) { + People &people = *_vm->_people; + Screen &screen = *_vm->_screen; + + Common::String name = _locationNames[idx]; + int width = screen.stringWidth(name); + + if (!_cursorIndex) { + saveIcon(people[AL]._imageFrame, _lDrawnPos); + + bool flipped = people[AL]._sequenceNumber == MAP_DOWNLEFT || people[AL]._sequenceNumber == MAP_LEFT + || people[AL]._sequenceNumber == MAP_UPLEFT; + screen._backBuffer1.transBlitFrom(*people[AL]._imageFrame, _lDrawnPos, flipped); + } + + if (highlighted) { + int xp = (SHERLOCK_SCREEN_WIDTH - screen.stringWidth(name)) / 2; + screen.gPrint(Common::Point(xp + 2, 2), 0, "%s", name.c_str()); + screen.gPrint(Common::Point(xp + 1, 1), 0, "%s", name.c_str()); + screen.gPrint(Common::Point(xp, 0), 12, "%s", name.c_str()); + + screen.slamArea(xp, 0, width + 2, 15); + } +} + +void ScalpelMap::updateMap(bool flushScreen) { + Events &events = *_vm->_events; + People &people = *_vm->_people; + Screen &screen = *_vm->_screen; + Common::Point osPos = _savedPos; + Common::Point osSize = _savedSize; + Common::Point hPos; + + if (_cursorIndex >= 1) { + if (++_cursorIndex > (1 + 8)) + _cursorIndex = 1; + + events.setCursor((*_mapCursors)[(_cursorIndex + 1) / 2]._frame); + } + + if (!_drawMap && !flushScreen) + restoreIcon(); + else + _savedPos.x = -1; + + people[AL].adjustSprite(); + + _lDrawnPos.x = hPos.x = people[AL]._position.x / FIXED_INT_MULTIPLIER - _bigPos.x; + _lDrawnPos.y = hPos.y = people[AL]._position.y / FIXED_INT_MULTIPLIER - people[AL].frameHeight() - _bigPos.y; + + // Draw the person icon + saveIcon(people[AL]._imageFrame, hPos); + if (people[AL]._sequenceNumber == MAP_DOWNLEFT || people[AL]._sequenceNumber == MAP_LEFT + || people[AL]._sequenceNumber == MAP_UPLEFT) + screen._backBuffer1.transBlitFrom(*people[AL]._imageFrame, hPos, true); + else + screen._backBuffer1.transBlitFrom(*people[AL]._imageFrame, hPos, false); + + if (flushScreen) { + screen.slamArea(0, 0, SHERLOCK_SCREEN_WIDTH, SHERLOCK_SCREEN_HEIGHT); + } else if (!_drawMap) { + if (hPos.x > 0 && hPos.y >= 0 && hPos.x < SHERLOCK_SCREEN_WIDTH && hPos.y < SHERLOCK_SCREEN_HEIGHT) + screen.flushImage(people[AL]._imageFrame, Common::Point(people[AL]._position.x / FIXED_INT_MULTIPLIER - _bigPos.x, + people[AL]._position.y / FIXED_INT_MULTIPLIER - people[AL].frameHeight() - _bigPos.y), + &people[AL]._oldPosition.x, &people[AL]._oldPosition.y, &people[AL]._oldSize.x, &people[AL]._oldSize.y); + + if (osPos.x != -1) + screen.slamArea(osPos.x, osPos.y, osSize.x, osSize.y); + } +} + +void ScalpelMap::walkTheStreets() { + People &people = *_vm->_people; + Common::Array tempPath; + + // Get indexes into the path lists for the start and destination scenes + int start = _points[_oldCharPoint]._translate; + int dest = _points[_charPoint]._translate; + + // Get pointer to start of path + const byte *path = _paths.getPath(start, dest); + + // Add in destination position + people._walkTo.clear(); + Common::Point destPos = people._walkDest; + + // Check for any intermediate points between the two locations + if (path[0] || _charPoint > 50 || _oldCharPoint > 50) { + people[AL]._sequenceNumber = -1; + + if (_charPoint == 51 || _oldCharPoint == 51) { + people.setWalking(); + } else { + bool reversePath = false; + + // Check for moving the path backwards or forwards + if (path[0] == 255) { + reversePath = true; + SWAP(start, dest); + path = _paths.getPath(start, dest); + } + + do { + int idx = *path++; + tempPath.push_back(_pathPoints[idx - 1] + Common::Point(4, 4)); + } while (*path != 254); + + // Load up the path to use + people._walkTo.clear(); + + if (reversePath) { + for (int idx = (int)tempPath.size() - 1; idx >= 0; --idx) + people._walkTo.push(tempPath[idx]); + } else { + for (int idx = 0; idx < (int)tempPath.size(); ++idx) + people._walkTo.push(tempPath[idx]); + } + + people._walkDest = people._walkTo.pop() + Common::Point(12, 6); + people.setWalking(); + } + } else { + people[AL]._walkCount = 0; + } + + // Store the final destination icon position + people._walkTo.push(destPos); +} + +void ScalpelMap::saveIcon(ImageFrame *src, const Common::Point &pt) { + Screen &screen = *_vm->_screen; + Common::Point size(src->_width, src->_height); + Common::Point pos = pt; + + if (pos.x < 0) { + size.x += pos.x; + pos.x = 0; + } + + if (pos.y < 0) { + size.y += pos.y; + pos.y = 0; + } + + if ((pos.x + size.x) > SHERLOCK_SCREEN_WIDTH) + size.x -= (pos.x + size.x) - SHERLOCK_SCREEN_WIDTH; + + if ((pos.y + size.y) > SHERLOCK_SCREEN_HEIGHT) + size.y -= (pos.y + size.y) - SHERLOCK_SCREEN_HEIGHT; + + if (size.x < 1 || size.y < 1 || pos.x >= SHERLOCK_SCREEN_WIDTH || pos.y >= SHERLOCK_SCREEN_HEIGHT || _drawMap) { + // Flag as the area not needing to be saved + _savedPos.x = -1; + return; + } + + assert(size.x <= _iconSave.w() && size.y <= _iconSave.h()); + _iconSave.blitFrom(screen._backBuffer1, Common::Point(0, 0), + Common::Rect(pos.x, pos.y, pos.x + size.x, pos.y + size.y)); + _savedPos = pos; + _savedSize = size; +} + +void ScalpelMap::restoreIcon() { + Screen &screen = *_vm->_screen; + + if (_savedPos.x >= 0 && _savedPos.y >= 0 && _savedPos.x <= SHERLOCK_SCREEN_WIDTH + && _savedPos.y < SHERLOCK_SCREEN_HEIGHT) + screen._backBuffer1.blitFrom(_iconSave, _savedPos, Common::Rect(0, 0, _savedSize.x, _savedSize.y)); +} + +void ScalpelMap::highlightIcon(const Common::Point &pt) { + int oldPoint = _point; + + // Iterate through the icon list + bool done = false; + for (int idx = 0; idx < (int)_points.size(); ++idx) { + const MapEntry &entry = _points[idx]; + + // Check whether the mouse is over a given icon + if (entry.x != 0 && entry.y != 0) { + if (Common::Rect(entry.x - 8, entry.y - 8, entry.x + 9, entry.y + 9).contains(pt)) { + done = true; + + if (_point != idx && _vm->readFlags(idx)) { + // Changed to a new valid (visible) location + eraseTopLine(); + showPlaceName(idx, true); + _point = idx; + } + } + } + } + + if (!done) { + // No icon was highlighted + if (_point != -1) { + // No longer highlighting previously highlighted icon, so erase it + showPlaceName(_point, false); + eraseTopLine(); + } + + _point = -1; + } else if (oldPoint != -1 && oldPoint != _point) { + showPlaceName(oldPoint, false); + eraseTopLine(); + } +} } // End of namespace Scalpel -- cgit v1.2.3