void UnGroupCommand::execute(){
if(!isInitialized){
for(Graphics* selectNode : *shapes){
if(selectNode->isSelected()){
if(CompositeGraphics* com = dynamic_cast<CompositeGraphics*>(selectNode)) {
shapeHasBeenSelected = *(com->getChildVector());
for(Graphics* child : shapeHasBeenSelected){
shapes->push_back(child);
}
removeSpecifiedElementInShapes(com);
com->clearChildVector();
group = com;
isInitialized = true;
break;
}
}
}
}else{
for(Graphics* child : shapeHasBeenSelected){
shapes->push_back(child);
}
CompositeGraphics* com = dynamic_cast<CompositeGraphics*>(this->group);
removeSpecifiedElementInShapes(com);
com->clearChildVector();
}
}
TEST (CompositeGraphics, defaultBoundingBox) {
CompositeGraphics g;
// CompositeGraphics object has a default bounding box of
// rectangle (0,0,0,0)
LONGS_EQUAL(0,g.getBoundingBox().llx());
LONGS_EQUAL(0,g.getBoundingBox().lly());
LONGS_EQUAL(0,g.getBoundingBox().urx());
LONGS_EQUAL(0,g.getBoundingBox().ury());
LONGS_EQUAL(0,g.getBoundingBox().area());
}
void UnGroupCommand::unexecute(){
for(Graphics* sha : shapeHasBeenSelected){
removeSpecifiedElementInShapes(sha);
}
CompositeGraphics *com = dynamic_cast<CompositeGraphics*>(this->group);
for(Graphics* selectedSha : shapeHasBeenSelected){
com->add(selectedSha);
}
shapes->push_back(com);
}
TEST(CompositeGraphics, addingTwoChildrenAndGetBoundingBox) {
CompositeGraphics g;
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
LONGS_EQUAL(-2,g.getBoundingBox().llx());
LONGS_EQUAL(-2,g.getBoundingBox().lly());
LONGS_EQUAL(1,g.getBoundingBox().urx());
LONGS_EQUAL(1,g.getBoundingBox().ury());
}
TEST(CompositeGraphics, addingOneChild) {
CompositeGraphics g;
try {
g.add(new SimpleGraphics(new Circle(0,0,2)));
} catch (std::string s) {
FAIL("Should not throw exception");
}
LONGS_EQUAL(16,g.getBoundingBox().area());
}
TEST (DescVisitor, CompositeGraphics) {
CompositeGraphics g;
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
DescriptionVisitor dv;
g.accept(dv);
std::string ans("Comp R(-2,-2,3,3)\n");
ans += std::string(" C(0,0,1)\n");
ans += std::string(" S(-2,-2,2)\n");
CHECK(ans==dv.getDescription());
// std::cout << dv.getDescription() << std::endl;
}
TEST(CompositeGraphics, SimpleAndCompositeChildrenAndGetBoundingBox) {
CompositeGraphics g;
SimpleGraphics r(new Rectangle (-1,-1,1,3));
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
CompositeGraphics h;
h.add(&g);
h.add(&r);
LONGS_EQUAL(-2,h.getBoundingBox().llx());
LONGS_EQUAL(-2,h.getBoundingBox().lly());
LONGS_EQUAL(1,h.getBoundingBox().urx());
LONGS_EQUAL(2,h.getBoundingBox().ury());
}
TEST(AreaVisitor, derivedFromGraphicsVisitor) {
CompositeGraphics g;
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
SimpleGraphics r(new Rectangle (-1,-1,1,3));
CompositeGraphics h;
h.add(&g);
h.add(&r);
GraphicsVisitor * av = new AreaVisitor;
h.accept(*av);
LONGS_EQUAL(10, static_cast<AreaVisitor *>(av)->area());
}
TEST (AreaVisitor, Composite) {
CompositeGraphics g;
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
AreaVisitor av;
g.accept(av);
LONGS_EQUAL(7,av.area());
SimpleGraphics r(new Rectangle (-1,-1,1,3));
CompositeGraphics h;
h.add(&g);
h.add(&r);
AreaVisitor av2;
h.accept(av2);
LONGS_EQUAL(10,av2.area());
}
TEST (DescVisitor, CompositeGraphicsWithComposite) {
CompositeGraphics g;
g.add(new SimpleGraphics(new Circle(0,0,1)));
g.add(new SimpleGraphics(new Square(-2,-2,2)));
SimpleGraphics r(new Rectangle (-1,-1,1,3));
CompositeGraphics h;
h.add(&g);
h.add(&r);
DescriptionVisitor dv;
h.accept(dv);
std::string ans("Comp R(-2,-2,3,4)\n");
ans += std::string(" Comp R(-2,-2,3,3)\n");
ans += std::string(" C(0,0,1)\n");
ans += std::string(" S(-2,-2,2)\n");
ans += std::string(" R(-1,-1,1,3)\n");
CHECK(ans==dv.getDescription());
// std::cout << dv.getDescription() << std::endl;
}
