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infomanager.cpp
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infomanager.cpp
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#include "infomanager.h"
/**
Defines static parts of class
*/
InfoManager* InfoManager::m_Instance;
QMutex InfoManager::mutex;
//----------------------
/** SINGLETON PART **/
/**
Private constructor
*/
InfoManager::InfoManager() : QObject()
{
activeProject = "";
connect(this,SIGNAL(projectCreated(QString)),this,SLOT(blockProjectSignals(QString)));
}
/**
Create or return instance of singleton
*/
InfoManager* InfoManager::getInstance()
{
if(!m_Instance)
{
mutex.lock();
if(!m_Instance)
m_Instance = new InfoManager();
mutex.unlock();
}
return m_Instance;
}
/**
Drop singleton
*/
void InfoManager::dropInstance()
{
mutex.lock();
delete m_Instance;
m_Instance = NULL;
mutex.unlock();
}
/**
* @brief InfoManager::isActiveProject Is there active project
* @return True if active project is set, false otherwise
*/
bool InfoManager::isActiveProject()
{
return(!activeProject.isEmpty());
}
/** WORKING PART **/
/**
* @brief InfoManager::addProject Create project in this manager
* @param name Name of the project
* @param baseDir Path to given project
* @return Return false if manager contains this project, true otherwise
*/
bool InfoManager::addProject(QString name, QDir baseDir)
{
if(projects.contains(name))
return false;
MetaProject* proj = new MetaProject(name, baseDir);
projects[name] = proj;
emit projectCreated(name);
if(activeProject.isEmpty())
setActiveProject(name);
connect(proj,SIGNAL(shaderCreated(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(shaderDestroyed(QString,MetaShader::SHADERTYPE)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(shProgCreated(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(shaderDestroyed(QString,MetaShader::SHADERTYPE)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(textureCreated(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(textureDestroyed(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(uniformCreated(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(uniformDestroyed(QString)),this,SLOT(projectChanged(QString)));
connect(proj,SIGNAL(modelLoaded()),this,SLOT(projectChanged()));
return true;
}
/**
* @brief InfoManager::addProject Add project to this manager
* @param project Pointer to given project class (manager will destroy this project in destructor)
* @return Return false if manager contains this project, true otherwise
*/
bool InfoManager::addProject(MetaProject *project)
{
if(projects.contains(project->getName()))
return false;
projects.insert(project->getName(), project);
emit projectCreated(project->getName());
if(activeProject.isEmpty())
setActiveProject(project->getName());
return true;
}
/**
* @brief InfoManager::setActiveProject Set other project as active and emit signal about this change.
* @param name Name of new active project.
*/
void InfoManager::setActiveProject(QString name)
{
if(activeProject.isEmpty())
{
activeProject = name;
emit defaultProjectChanged(name,QString());
}
else if(activeProject != name)
{
QString old = activeProject;
activeProject = name;
emit defaultProjectChanged(name, old);
}
}
/**
Add shaders meta information to this manager
*/
void InfoManager::addShader(QString path, InfoManager::SHADERTYPE type, QString projectName)
{
QString project;
if(projectName.isEmpty())
project = activeProject;
else
project = projectName;
Q_ASSERT(projects.contains(project));
if(!projects.contains(project))
return;
switch(type)
{
case InfoManager::VERTEX:
projects[project]->addVertex(path);
break;
case InfoManager::FRAGMENT:
projects[project]->addFragment(path);
break;
default:
break;
}
// save changes to project file
saveProject(projects[project]->getName());
}
/**
Remove all shaders from program
*/
void InfoManager::deleteAll()
{
qDeleteAll(projects);
}
/**
Save active project to .sm file in project base directory
projectName - if set save project with given name
if not set save active project
*/
bool InfoManager::saveProject(QString projectName)
{
if(projectName.isEmpty())
projectName = activeProject;
//QFile file(projects[projectName]->getProjAbsolutePath() + QDir::separator() +
// QDir::separator() + projectName + ".sm");
QFile file(projects[projectName]->getProjAbsolutePath() + '/' +
'/' + projectName + ".sm");
if(!file.open(QIODevice::WriteOnly))
return false;
QDataStream out(&file);
out.setVersion(QDataStream::Qt_4_8);
out << magicNumber;
// identify program with his version
out << versionMajorNumber;
out << versionMinorNumber;
projects[projectName]->saveProject(out);
file.close();
qDebug() << "Project" << projectName << "saved";
return true;
}
/**
Load active project from .sm file in project base directory
projectPath - path to project file
*/
bool InfoManager::loadProject(QString projectPath)
{
QFile file(projectPath);
if(!file.open(QIODevice::ReadOnly))
return false;
QDataStream in(&file);
in.setVersion(QDataStream::Qt_4_8);
quint32 magicN;
in >> magicN;
if(magicN != magicNumber)
{
file.close();
return false;
}
qint32 versionMaj;
qint32 versionMin;
in >> versionMaj;
in >> versionMin;
// project part
MetaProject* proj = new MetaProject();
QDir dir(projectPath);
dir.cdUp();
proj->loadProject(in, dir.absolutePath(), versionMaj, versionMin);
addProject(proj);
proj->postLoadProject();
/*
if(projects.contains(proj->getProjName()))
{
file.close();
return false;
}
projects[proj->getProjName()] = proj;
*/
file.close();
qDebug() << "Project" << proj->getName() << "loaded";
return true;
}
/**
* @brief InfoManager::getProjectBaseDir Get project base directory, if no name set then get active project base directory.
* @param projectName Name of the project, if not set active project will be used.
* @return Project base directory.
*/
QString InfoManager::getProjectBaseDir(QString projectName)
{
if(projectName.isEmpty())
return(projects[activeProject]->getProjectDirectory().absolutePath());
else
return(projects.value(projectName)->getProjectDirectory().absolutePath());
}
/**
* @brief InfoManager::getProgramNames Return names of project programs
* @param project Name of project
* @return Program names
*/
QStringList InfoManager::getProgramNames(QString project)
{
QString proj;
if(project.isEmpty())
proj = activeProject;
return projects[proj]->getProgramNames();
}
/**
* @brief InfoManager::getProgram Return shader program with given name
* @param name Name of the shader program
* @return Return shader program
*/
MetaShaderProg* InfoManager::getProgram(QString name)
{
if(projects.isEmpty())
return NULL;
return projects[activeProject]->getProgram(name);
}
/**
* @brief InfoManager::createProgram Create shader program with given shader program name to given project.
* @param name Name of the shader program
* @param project Name of the project
*/
void InfoManager::createProgram(QString name, QString project)
{
if(project.isEmpty())
project = activeProject;
projects[project]->addProgram(name);
saveProject();
}
/**
* @brief InfoManager::attachShaderToProgram Attach shader to shader program within given project
* @param shader Name of the shader
* @param programName Name of the shader program
* @param project Name of the project. If project is not set then use active project.
*/
void InfoManager::attachShaderToProgram(QString shader, QString programName, QString project)
{
if(project.isEmpty())
project = activeProject;
projects[activeProject]->setShaderToProgram(shader,programName);
saveProject();
}
/**
* @brief InfoManager::getActiveProject Return active project object
* @return Project object or null if not exists
*/
MetaProject *InfoManager::getActiveProject()
{
if(activeProject.isEmpty())
return NULL;
return projects.value(activeProject,NULL);
}
/**
* @brief InfoManager::getProject Return project object with given name
* @param name Name of the project
* @return Project objector null if not exists
*/
MetaProject *InfoManager::getProject(QString name)
{
return projects.value(name);
}
/**
* @brief InfoManager::getProjectNames Get names of all projects.
* @return Names of projects.
*/
QStringList InfoManager::getProjectNames() const
{
return projects.keys();
}
/**
* @brief InfoManager::getProjects Get all loaded projects.
* @return Project objects.
*/
QList<MetaProject *> InfoManager::getProjects() const
{
return projects.values();
}
/**
* @brief InfoManager::closeProject Close project given project if exists. If existing is active, set as active something else.
* @param name Name of the project we want to close.
* @return True if project was closed, false if project do not exists.
*/
bool InfoManager::closeProject(QString name)
{
if(!projects.contains(name))
return false;
if(activeProject == name)
setActiveProject("");
MetaProject* proj = projects.take(name);
emit projectRemoved(name);
delete proj;
/*
if(projects.isEmpty())
return true;
*/
//setActiveProject(projects.values().first()->getName());
return true;
}
/**
* @brief InfoManager::projectChanged Slot for saving project when changed.
*/
void InfoManager::projectChanged(QString /*projectName*/)
{
MetaProject* proj = dynamic_cast<MetaProject*>(sender());
if(proj == NULL)
return;
saveProject(proj->getName());
}
/**
* @brief InfoManager::blockProjectSignals Block signals from all other metaprojects and unblock projects from given project
* @param name Name of the project which now will be set as active
*/
void InfoManager::blockProjectSignals(QString name)
{
foreach(MetaProject* project, projects)
{
if(project->getName() != name)
{
project->blockSignals(true);
}
else
project->blockSignals(false);
}
}