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Diffstat (limited to 'engines/sword25/gfx/animationtemplate.cpp')
| -rw-r--r-- | engines/sword25/gfx/animationtemplate.cpp | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/engines/sword25/gfx/animationtemplate.cpp b/engines/sword25/gfx/animationtemplate.cpp new file mode 100644 index 0000000000..2019d19565 --- /dev/null +++ b/engines/sword25/gfx/animationtemplate.cpp @@ -0,0 +1,243 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +/* + * This code is based on Broken Sword 2.5 engine + * + * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer + * + * Licensed under GNU GPL v2 + * + */ + +#define BS_LOG_PREFIX "ANIMATIONTEMPLATE" + +#include "sword25/kernel/kernel.h" +#include "sword25/kernel/resource.h" +#include "sword25/kernel/outputpersistenceblock.h" +#include "sword25/kernel/inputpersistenceblock.h" + +#include "sword25/gfx/animationresource.h" +#include "sword25/gfx/animationtemplate.h" +#include "sword25/gfx/animationtemplateregistry.h" + +namespace Sword25 { + +uint AnimationTemplate::create(const Common::String &sourceAnimation) { + AnimationTemplate *animationTemplatePtr = new AnimationTemplate(sourceAnimation); + + if (animationTemplatePtr->isValid()) { + return AnimationTemplateRegistry::getInstance().resolvePtr(animationTemplatePtr); + } else { + delete animationTemplatePtr; + return 0; + } +} + +uint AnimationTemplate::create(const AnimationTemplate &other) { + AnimationTemplate *animationTemplatePtr = new AnimationTemplate(other); + + if (animationTemplatePtr->isValid()) { + return AnimationTemplateRegistry::getInstance().resolvePtr(animationTemplatePtr); + } else { + delete animationTemplatePtr; + return 0; + } +} + +uint AnimationTemplate::create(InputPersistenceBlock &reader, uint handle) { + AnimationTemplate *animationTemplatePtr = new AnimationTemplate(reader, handle); + + if (animationTemplatePtr->isValid()) { + return AnimationTemplateRegistry::getInstance().resolvePtr(animationTemplatePtr); + } else { + delete animationTemplatePtr; + return 0; + } +} + +AnimationTemplate::AnimationTemplate(const Common::String &sourceAnimation) { + // Objekt registrieren. + AnimationTemplateRegistry::getInstance().registerObject(this); + + _valid = false; + + // Die Animations-Resource wird für die gesamte Lebensdauer des Objektes gelockt + _sourceAnimationPtr = requestSourceAnimation(sourceAnimation); + + // Erfolg signalisieren + _valid = (_sourceAnimationPtr != 0); +} + +AnimationTemplate::AnimationTemplate(const AnimationTemplate &other) : AnimationDescription() { + // Objekt registrieren. + AnimationTemplateRegistry::getInstance().registerObject(this); + + _valid = false; + + // Die Animations-Resource wird für die gesamte Lebensdauer des Objektes gelockt. + if (!other._sourceAnimationPtr) + return; + _sourceAnimationPtr = requestSourceAnimation(other._sourceAnimationPtr->getFileName()); + + // Alle Member kopieren. + _animationType = other._animationType; + _FPS = other._FPS; + _millisPerFrame = other._millisPerFrame; + _scalingAllowed = other._scalingAllowed; + _alphaAllowed = other._alphaAllowed; + _colorModulationAllowed = other._colorModulationAllowed; + _frames = other._frames; + _sourceAnimationPtr = other._sourceAnimationPtr; + _valid = other._valid; + + _valid &= (_sourceAnimationPtr != 0); +} + +AnimationTemplate::AnimationTemplate(InputPersistenceBlock &reader, uint handle) { + // Objekt registrieren. + AnimationTemplateRegistry::getInstance().registerObject(this, handle); + + // Objekt laden. + _valid = unpersist(reader); +} + +AnimationResource *AnimationTemplate::requestSourceAnimation(const Common::String &sourceAnimation) const { + ResourceManager *RMPtr = Kernel::GetInstance()->GetResourceManager(); + Resource *resourcePtr; + if (NULL == (resourcePtr = RMPtr->RequestResource(sourceAnimation)) || resourcePtr->GetType() != Resource::TYPE_ANIMATION) { + BS_LOG_ERRORLN("The resource \"%s\" could not be requested or is has an invalid type. The animation template can't be created.", sourceAnimation.c_str()); + return 0; + } + return static_cast<AnimationResource *>(resourcePtr); +} + +AnimationTemplate::~AnimationTemplate() { + // Animations-Resource freigeben + if (_sourceAnimationPtr) { + _sourceAnimationPtr->release(); + } + + // Objekt deregistrieren + AnimationTemplateRegistry::getInstance().deregisterObject(this); +} + +void AnimationTemplate::addFrame(int index) { + if (validateSourceIndex(index)) { + _frames.push_back(_sourceAnimationPtr->getFrame(index)); + } +} + +void AnimationTemplate::setFrame(int destIndex, int srcIndex) { + if (validateDestIndex(destIndex) && validateSourceIndex(srcIndex)) { + _frames[destIndex] = _sourceAnimationPtr->getFrame(srcIndex); + } +} + +bool AnimationTemplate::validateSourceIndex(uint index) const { + if (index > _sourceAnimationPtr->getFrameCount()) { + BS_LOG_WARNINGLN("Tried to insert a frame (\"%d\") that does not exist in the source animation (\"%s\"). Ignoring call.", + index, _sourceAnimationPtr->getFileName().c_str()); + return false; + } else + return true; +} + +bool AnimationTemplate::validateDestIndex(uint index) const { + if (index > _frames.size()) { + BS_LOG_WARNINGLN("Tried to change a nonexistent frame (\"%d\") in a template animation. Ignoring call.", + index); + return false; + } else + return true; +} + +void AnimationTemplate::setFPS(int FPS) { + _FPS = FPS; + _millisPerFrame = 1000000 / _FPS; +} + +bool AnimationTemplate::persist(OutputPersistenceBlock &writer) { + bool Result = true; + + // Parent persistieren. + Result &= AnimationDescription::persist(writer); + + // Frameanzahl schreiben. + writer.write(_frames.size()); + + // Frames einzeln persistieren. + Common::Array<const Frame>::const_iterator Iter = _frames.begin(); + while (Iter != _frames.end()) { + writer.write(Iter->hotspotX); + writer.write(Iter->hotspotY); + writer.write(Iter->flipV); + writer.write(Iter->flipH); + writer.write(Iter->fileName); + writer.write(Iter->action); + ++Iter; + } + + // Restliche Member persistieren. + writer.write(_sourceAnimationPtr->getFileName()); + writer.write(_valid); + + return Result; +} + +bool AnimationTemplate::unpersist(InputPersistenceBlock &reader) { + bool result = true; + + // Parent wieder herstellen. + result &= AnimationDescription::unpersist(reader); + + // Frameanzahl lesen. + uint frameCount; + reader.read(frameCount); + + // Frames einzeln wieder herstellen. + for (uint i = 0; i < frameCount; ++i) { + Frame frame; + reader.read(frame.hotspotX); + reader.read(frame.hotspotY); + reader.read(frame.flipV); + reader.read(frame.flipH); + reader.read(frame.fileName); + reader.read(frame.action); + + _frames.push_back(frame); + } + + // Die Animations-Resource wird für die gesamte Lebensdauer des Objektes gelockt + Common::String sourceAnimation; + reader.read(sourceAnimation); + _sourceAnimationPtr = requestSourceAnimation(sourceAnimation); + + reader.read(_valid); + + return _sourceAnimationPtr && reader.isGood() && result; +} + +} // End of namespace Sword25 |