BaseEntity* EntityManager::createEntity( const std::string& type, const std::string& instanceName, bool addToPool )
{
BaseEntityFactory* p_type = getEntityFactory( type );
if ( !p_type )
return NULL;
BaseEntity* p_ent = p_type->createEntity();
p_ent->setInstanceName( instanceName );
// add entity into internal pool
if ( addToPool )
addToEntityPool( p_ent );
// create a transformation node if needed
if ( p_ent->isTransformable() )
{
osg::PositionAttitudeTransform *p_trans = new osg::PositionAttitudeTransform;
p_ent->setTransformationNode( p_trans );
}
return p_ent;
}
std::shared_ptr<entityType> createButton(std::string name, int xPosition, int yPosition) {
auto armyEngine = ArmyEngine::getInstance();
auto entity = armyEngine->getEntityFactory().createMainEntity("Button");
auto componentFactory = armyEngine->getComponentFactory();
auto shapeComponent = componentFactory.createShapeComponent("ButtonShape");
entity->addComponent(shapeComponent);
shapeComponent->setAttribute_string(ATTRIBUTE_SHAPE_TYPE, SHAPETYPE_CIRCLE);
shapeComponent->setAttribute_float(ATTRIBUTE_RADIUS, 25.0);
shapeComponent->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_RED, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_BLUE, 255);
shapeComponent->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_GREEN, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_ALPHA, 255);
shapeComponent->setAttribute_float(ATTRIBUTE_OUTLINE_THICKNESS, 3.0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 255);
shapeComponent->setAttribute_float(ATTRIBUTE_OFFSET_X, 0.0);
shapeComponent->setAttribute_float(ATTRIBUTE_OFFSET_Y, 0.0);
shapeComponent->setAttribute_float(ATTRIBUTE_ZBUFFER, 0.0);
shapeComponent->update();
auto textComponent = componentFactory.createTextComponent("ButtonText");
entity->addComponent(textComponent);
textComponent->setAttribute_string(ATTRIBUTE_TEXT_STRING, name);
textComponent->setAttribute_int(ATTRIBUTE_TEXT_SIZE, 20);
textComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_ALPHA, 200);
textComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 20);
textComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 20);
textComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 20);
textComponent->setAttribute_float(ATTRIBUTE_OFFSET_X, 10);
textComponent->setAttribute_float(ATTRIBUTE_OFFSET_Y, 10);
textComponent->update();
auto positionComponent = componentFactory.createPositionComponent("ButtonPosition");
entity->addComponent(positionComponent);
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_X, xPosition);
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_Y, yPosition);
positionComponent->setAttribute_float(ATTRIBUTE_OFFSET_X, 0);
positionComponent->setAttribute_float(ATTRIBUTE_OFFSET_Y, 0);
auto collisionComponent = componentFactory.createCollisionComponent("ButtonCollision");
entity->addComponent(collisionComponent);
collisionComponent->setAttribute_string(ATTRIBUTE_COLLISION_BOUND_TYPE, COLLISION_BOUND_CIRCLE);
collisionComponent->setAttribute_float(ATTRIBUTE_RADIUS, 25.0);
collisionComponent->setAttribute_string(ATTRIBUTE_COLLISION_TAG, "Button");
armyEngine->addCollisionCallback(collisionTagTuple("Button", "Cursor"),
(functionCollisionTemplate) [] (collisionParamTuple paramTuple) {
int entityID1, entityID2;
std::string compName1, compName2;
bool bRegistered;
std::tie(entityID1, compName1, entityID2, compName2, bRegistered) = paramTuple;
//grab the button entity
auto buttonEntity = EntityManager::getInstance()->getEntityById(entityID1);
auto shapeComponent = buttonEntity->getComponentByName("ButtonShape");
auto textComponent = buttonEntity->getComponentByName("ButtonText");
if (bRegistered) {
//change the shape component to have new outline
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 255);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 0);
textComponent->setAttribute_string(ATTRIBUTE_TEXT_STRING, "C");
std::cout << "Collision!" << std::endl;
}
else {
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 255);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 0);
textComponent->setAttribute_string(ATTRIBUTE_TEXT_STRING, "D");
}
shapeComponent->update();
textComponent->update();
return 0;
});
return entity;
}
std::shared_ptr<entityType> createCursor() {
auto armyEngine = ArmyEngine::getInstance();
auto entity = armyEngine->getEntityFactory().createMainEntity("Cursor");
auto componentFactory = armyEngine->getComponentFactory();
//The vertical red bar shape
auto shapeComponent = componentFactory.createShapeComponent("CursorHeight");
entity->addComponent(shapeComponent);
//shapeComponent->setAttribute_string(ATTRIBUTE_SHAPE_TYPE, SHAPETYPE_CIRCLE);
//shapeComponent->setAttribute_float(ATTRIBUTE_RADIUS, 5.0f);
shapeComponent->setAttribute_string(ATTRIBUTE_SHAPE_TYPE, SHAPETYPE_POLYGON);
auto trianglePoints = shapeComponent->getAttribute_floatArray(ATTRIBUTE_POLYGON_POINTS);
trianglePoints->push_back(0); trianglePoints->push_back(0);
//trianglePoints->push_back(0); trianglePoints->push_back(100);
trianglePoints->push_back(100); trianglePoints->push_back(100);
trianglePoints->push_back(100); trianglePoints->push_back(0);
shapeComponent->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_ALPHA, 0);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 100);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 100);
shapeComponent->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 0);
shapeComponent->setAttribute_float(ATTRIBUTE_OFFSET_X, 0.0);
shapeComponent->setAttribute_float(ATTRIBUTE_OFFSET_Y, 0.0);
shapeComponent->setAttribute_float(ATTRIBUTE_ZBUFFER, 1.1f);
shapeComponent->update();
//The horizontal bar shape
/*
auto shapeComponent2 = componentFactory.createShapeComponent("CursorWidth");
entity->addComponent(shapeComponent2);
shapeComponent2->setAttribute_string(ATTRIBUTE_SHAPE_TYPE, SHAPETYPE_RECTANGLE);
shapeComponent2->setAttribute_float(ATTRIBUTE_WIDTH, 10.0f);
shapeComponent2->setAttribute_float(ATTRIBUTE_HEIGHT, 2.0f);
shapeComponent2->setAttribute_int(ATTRIBUTE_OUTLINE_COLOR_ALPHA, 0);
shapeComponent2->setAttribute_int(ATTRIBUTE_FILL_COLOR_RED, 100);
shapeComponent2->setAttribute_int(ATTRIBUTE_FILL_COLOR_BLUE, 100);
shapeComponent2->setAttribute_int(ATTRIBUTE_FILL_COLOR_GREEN, 0);
shapeComponent2->setAttribute_float(ATTRIBUTE_OFFSET_X, 0.0);
shapeComponent2->setAttribute_float(ATTRIBUTE_OFFSET_Y, 4.0);
shapeComponent2->setAttribute_float(ATTRIBUTE_ZBUFFER, 1.1f);
shapeComponent2->update();
*/
//The position component for positioning the shapes representing the cursor and collision bounds
auto positionComponent = componentFactory.createPositionComponent("CursorPosition");
entity->addComponent(positionComponent);
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_X, 400);
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_Y, 300);
positionComponent->setAttribute_float(ATTRIBUTE_OFFSET_X, 0.0);
positionComponent->setAttribute_float(ATTRIBUTE_OFFSET_Y, 0.0);
//The Collision component, is used to identify the collision bounds of the cursor
auto collisionComponent = componentFactory.createCollisionComponent("CursorCollision");
entity->addComponent(collisionComponent);
collisionComponent->setAttribute_string(ATTRIBUTE_COLLISION_BOUND_TYPE, COLLISION_BOUND_POLYGON);
collisionComponent->setAttribute_float(ATTRIBUTE_RADIUS, 5.0);
collisionComponent->setAttribute_string(ATTRIBUTE_COLLISION_TAG, "Cursor");
trianglePoints = collisionComponent->getAttribute_floatArray(ATTRIBUTE_POLYGON_POINTS);
trianglePoints->push_back(0); trianglePoints->push_back(0);
//trianglePoints->push_back(0); trianglePoints->push_back(100);
trianglePoints->push_back(100); trianglePoints->push_back(100);
trianglePoints->push_back(100); trianglePoints->push_back(0);
//The input component, since this entity resembles actions involving input,
// it is required
auto inputComponent = componentFactory.createInputComponent("CursorInput");
entity->addComponent(inputComponent);
inputComponent->setAttribute_string(ATTRIBUTE_INPUT_TYPE, INPUT_MOUSE_MOVE);
inputComponent->setAttribute_string(ATTRIBUTE_CALLBACK, "CursorCallback");
//The input callback for moving the mouse. This is called everytime the mouse moves
// and affects this entity
armyEngine->addInputCallback("CursorCallback", (functionEventTemplate) [] (int ID, int eventIndex) {
auto entity = EntityManager::getInstance()->getEntityById(ID);
sf::Event theEvent = *EventManager::getInstance()->getEvents()[eventIndex];
float xPosition = static_cast<float> (theEvent.mouseMove.x);
float yPosition = static_cast<float> (theEvent.mouseMove.y);
//apply the position of the mouse to the position of the entity
auto positionComponent = entity->getComponentByName("CursorPosition");
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_X, xPosition);
positionComponent->setAttribute_float(ATTRIBUTE_POSITION_Y, yPosition);
return 0;
});
return entity;
}
