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#include "Hangar.h"
#include "RocketStage.h"
void Hangar::free() {
delete[] rockets;
delete[] stages;
}
void Hangar::copyFrom(const Hangar& other) {
rocketsCount = other.rocketsCount;
rocketsAlloc = other.rocketsAlloc;
rockets = new Rocket[rocketsAlloc];
for (unsigned i = 0; i < rocketsCount; ++i)
rockets[i] = other.rockets[i];
}
void Hangar::resizeRockets() {
rocketsAlloc = rocketsAlloc == 0 ? 8 : rocketsAlloc * 2;
Rocket* rocketsResized = new Rocket[rocketsAlloc];
for (unsigned i = 0; i < rocketsCount; ++i)
rocketsResized[i] = rockets[i];
delete[] rockets;
rockets = rocketsResized;
}
void Hangar::resizeStages() {
stagesAlloc = stagesAlloc == 0 ? 8 : stagesAlloc * 2;
RocketStage* stagesResized = new RocketStage[stagesAlloc];
for (unsigned i = 0; i < stagesCount; ++i)
stagesResized[i] = stages[i];
delete[] stages;
stages = stagesResized;
}
Hangar::Hangar() {
rockets = nullptr;
stages = nullptr;
rocketsCount = rocketsAlloc = stagesCount = stagesAlloc = 0;
}
Hangar::~Hangar() {
free();
}
Hangar::Hangar(const Hangar& other) {
copyFrom(other);
}
Hangar& Hangar::operator=(const Hangar& other) {
if (this != &other) {
free();
copyFrom(other);
}
return *this;
}
Hangar::Hangar(Hangar&& other) {
rockets = other.rockets;
rocketsCount = other.rocketsCount;
rocketsAlloc = other.rocketsAlloc;
stages = other.stages;
stagesCount = other.stagesCount;
stagesAlloc = other.stagesAlloc;
other.rockets = nullptr;
other.rocketsCount = other.rocketsAlloc = 0;
other.stages = nullptr;
other.stagesCount = other.stagesAlloc = 0;
}
Hangar& Hangar::operator=(Hangar&& other) {
if (this != &other) {
free();
rockets = other.rockets;
rocketsCount = other.rocketsCount;
rocketsAlloc = other.rocketsAlloc;
stages = other.stages;
stagesCount = other.stagesCount;
stagesAlloc = other.stagesAlloc;
other.rockets = nullptr;
other.rocketsCount = other.rocketsAlloc = 0;
other.stages = nullptr;
other.stagesCount = other.stagesAlloc = 0;
}
return *this;
}
unsigned Hangar::AddStage(const RocketStage& stage) {
if (stagesCount >= stagesAlloc)
resizeStages();
stages[stagesCount] = stage;
return stagesCount++;
}
RocketStage Hangar::RemoveStage(unsigned stageIndex) {
if (stageIndex >= stagesCount)
return RocketStage();
RocketStage rs = stages[stageIndex];
stagesCount--;
for (unsigned i = stageIndex; i < stagesCount; ++i)
stages[i] = stages[i + 1];
return rs;
}
unsigned Hangar::AddRocket(const Rocket& rocket) {
if (rocketsCount >= rocketsAlloc)
resizeRockets();
rockets[rocketsCount] = rocket;
return rocketsCount++;
}
const Rocket* Hangar::GetRocket(unsigned rocketIndex) const {
if (rocketIndex >= rocketsCount)
return nullptr;
return &rockets[rocketIndex];
}
void Hangar::MoveStageToRocket(unsigned rocketIndex, unsigned stageIndex) {
if (rocketIndex >= rocketsCount || stageIndex >= stagesCount)
return;
rockets[rocketIndex].AddStage(RemoveStage(stageIndex));
}
void Hangar::Export(std::ofstream& outFile) const {
outFile.write((const char*)&rocketsCount, sizeof(rocketsCount));
outFile.write((const char*)&rocketsAlloc, sizeof(rocketsAlloc));
for (unsigned i = 0; i < rocketsCount; ++i)
rockets[i].Export(outFile);
outFile.write((const char*)&stagesCount, sizeof(stagesCount));
outFile.write((const char*)&stagesAlloc, sizeof(stagesAlloc));
for (unsigned i = 0; i < stagesCount; ++i)
outFile.write((const char*)&stages[i], sizeof(stages[i]));
}
void Hangar::Import(std::ifstream& inFile) {
free();
inFile.read((char*)&rocketsCount, sizeof(rocketsCount));
inFile.read((char*)&rocketsAlloc, sizeof(rocketsAlloc));
rockets = new Rocket[rocketsAlloc];
for (unsigned i = 0; i < rocketsCount; ++i)
inFile.read((char*)&rockets[i], sizeof(rockets[i]));
inFile.read((char*)&stagesCount, sizeof(stagesCount));
inFile.read((char*)&stagesAlloc, sizeof(stagesAlloc));
stages = new RocketStage[stagesAlloc];
for (unsigned i = 0; i < stagesCount; ++i)
inFile.read((char*)&stages[i], sizeof(stages[i]));
}
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