diff options
Diffstat (limited to 'engines/gob/pregob/onceupon/stork.cpp')
| -rw-r--r-- | engines/gob/pregob/onceupon/stork.cpp | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/engines/gob/pregob/onceupon/stork.cpp b/engines/gob/pregob/onceupon/stork.cpp new file mode 100644 index 0000000000..3c38037d08 --- /dev/null +++ b/engines/gob/pregob/onceupon/stork.cpp @@ -0,0 +1,234 @@ +/* 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 "common/str.h" + +#include "gob/gob.h" +#include "gob/surface.h" +#include "gob/anifile.h" +#include "gob/video.h" + +#include "gob/pregob/onceupon/stork.h" + +enum Animation { + kAnimFlyNearWithBundle = 9, + kAnimFlyFarWithBundle = 12, + kAnimFlyNearWithoutBundle = 10, + kAnimFlyFarWithoutBundle = 13, + kAnimBundleNear = 11, + kAnimBundleFar = 14 +}; + +namespace Gob { + +namespace OnceUpon { + +Stork::Stork(GobEngine *vm, const ANIFile &ani) : ANIObject(ani), _shouldDrop(false) { + _frame = new Surface(320, 200, 1); + vm->_video->drawPackedSprite("cadre.cmp", *_frame); + + _bundle = new ANIObject(ani); + + _bundle->setVisible(false); + _bundle->setPause(true); + + setState(kStateFlyNearWithBundle, kAnimFlyNearWithBundle, -80); +} + +Stork::~Stork() { + delete _frame; + + delete _bundle; +} + +bool Stork::hasBundleLanded() const { + if (!_shouldDrop || !_bundle->isVisible() || _bundle->isPaused()) + return false; + + int16 x, y, width, height; + _bundle->getFramePosition(x, y); + _bundle->getFrameSize(width, height); + + return (y + height) >= _bundleDrop.landY; +} + +void Stork::dropBundle(const BundleDrop &drop) { + if (_shouldDrop) + return; + + _shouldDrop = true; + _bundleDrop = drop; +} + +bool Stork::draw(Surface &dest, int16 &left, int16 &top, int16 &right, int16 &bottom) { + left = 0x7FFF; + top = 0x7FFF; + right = 0x0000; + bottom = 0x0000; + + bool drawn = ANIObject::draw(dest, left, top, right, bottom); + if (drawn) { + // Left frame edge + if (left <= 15) + dest.blit(*_frame, left, top, MIN<int16>(15, right), bottom, left, top); + + // Right frame edge + if (right >= 304) + dest.blit(*_frame, MAX<int16>(304, left), top, right, bottom, MAX<int16>(304, left), top); + } + + int16 bLeft, bTop, bRight, bBottom; + if (_bundle->draw(dest, bLeft, bTop, bRight, bBottom)) { + // Bottom frame edge + if (bBottom >= 188) + dest.blit(*_frame, bLeft, MAX<int16>(188, bTop), bRight, bBottom, bLeft, MAX<int16>(188, bTop)); + + left = MIN(left , bLeft ); + top = MIN(top , bTop ); + right = MAX(right , bRight ); + bottom = MAX(bottom, bBottom); + + drawn = true; + } + + return drawn; +} + +bool Stork::clear(Surface &dest, int16 &left, int16 &top, int16 &right, int16 &bottom) { + left = 0x7FFF; + top = 0x7FFF; + right = 0x0000; + bottom = 0x0000; + + bool cleared = _bundle->clear(dest, left, top, right, bottom); + + int16 sLeft, sTop, sRight, sBottom; + if (ANIObject::clear(dest, sLeft, sTop, sRight, sBottom)) { + left = MIN(left , sLeft ); + top = MIN(top , sTop ); + right = MAX(right , sRight ); + bottom = MAX(bottom, sBottom); + + cleared = true; + } + + return cleared; +} + +void Stork::advance() { + _bundle->advance(); + + ANIObject::advance(); + + int16 curX, curY, curWidth, curHeight; + getFramePosition(curX, curY, 0); + getFrameSize(curWidth, curHeight, 0); + + const int16 curRight = curX + curWidth - 1; + + int16 nextX, nextY, nextWidth, nextHeight; + getFramePosition(nextX, nextY, 1); + getFrameSize(nextWidth, nextHeight, 1); + + const int16 nextRight = nextX + nextWidth - 1; + + switch (_state) { + case kStateFlyNearWithBundle: + if (curX >= 330) + setState(kStateFlyFarWithBundle, kAnimFlyFarWithBundle, 330); + + if ((curRight <= _bundleDrop.dropX) && + (nextRight >= _bundleDrop.dropX) && _shouldDrop && !_bundleDrop.dropWhileFar) + dropBundle(kStateFlyNearWithoutBundle, kAnimFlyNearWithoutBundle); + + break; + + case kStateFlyFarWithBundle: + if (curX <= -80) + setState(kStateFlyNearWithBundle, kAnimFlyNearWithBundle, -80); + + if ((curX >= _bundleDrop.dropX) && + (nextX <= _bundleDrop.dropX) && _shouldDrop && _bundleDrop.dropWhileFar) + dropBundle(kStateFlyFarWithoutBundle, kAnimFlyFarWithoutBundle); + + break; + + case kStateFlyNearWithoutBundle: + if (curX >= 330) + setState(kStateFlyFarWithoutBundle, kAnimFlyFarWithoutBundle, 330); + break; + + case kStateFlyFarWithoutBundle: + if (curX <= -80) + setState(kStateFlyNearWithoutBundle, kAnimFlyNearWithoutBundle, -80); + break; + + default: + break; + } +} + +void Stork::dropBundle(State state, uint16 anim) { + setState(state, anim); + + int16 x, y, width, height; + getFramePosition(x, y); + getFrameSize(width, height); + + _bundle->setAnimation(_bundleDrop.anim); + _bundle->setPause(false); + _bundle->setVisible(true); + + int16 bWidth, bHeight; + _bundle->getFrameSize(bWidth, bHeight); + + // Drop position + x = _bundleDrop.dropX; + y = y + height - bHeight; + + // If the stork is flying near (from left to right), drop the bundle at the right edge + if (!_bundleDrop.dropWhileFar) + x = x - bWidth; + + _bundle->setPosition(x, y); +} + +void Stork::setState(State state, uint16 anim) { + setAnimation(anim); + setVisible(true); + setPause(false); + + _state = state; +} + +void Stork::setState(State state, uint16 anim, int16 x) { + setState(state, anim); + setPosition(); + + int16 pX, pY; + getPosition(pX, pY); + setPosition( x, pY); +} + +} // End of namespace OnceUpon + +} // End of namespace Gob |