HOT.cpp

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#include <vtfpp/HOT.h>
 
#include <BufferStream.h>
 
using namespace sourcepp;
using namespace vtfpp;
 
HOT::HOT()
        : opened(true) {}
 
HOT::HOT(std::span<const std::byte> hotData) {
    BufferStreamReadOnly stream{hotData};
 
    stream >> this->version >> this->flags;
    if (this->version != 1) {
        return;
    }
 
    this->rects.resize(stream.read<uint16_t>());
    for (auto& [flags_, x1, y1, x2, y2] : this->rects) {
        stream >> flags_ >> x1 >> y1 >> x2 >> y2;
    }
 
    this->opened = true;
}
 
HOT::HOT(const std::filesystem::path& hotPath)
        : HOT(fs::readFileBuffer(hotPath)) {}
 
HOT::operator bool() const {
    return this->opened;
}
 
uint8_t HOT::getVersion() const {
    return this->version;
}
 
void HOT::setVersion(uint8_t v) {
    if (v != 1) {
        return;
    }
    this->version = v;
}
 
uint8_t HOT::getFlags() const {
    return this->flags;
}
 
void HOT::setFlags(uint8_t f) {
    this->flags = f;
}
 
const std::vector<HOT::Rect>& HOT::getRects() const {
    return this->rects;
}
 
std::vector<HOT::Rect>& HOT::getRects() {
    return this->rects;
}
 
std::vector<std::byte> HOT::bake() const {
    if (!this->opened) {
        return {};
    }
 
    std::vector<std::byte> hotspotData;
    BufferStream stream{hotspotData};
 
    stream << this->version << this->flags;
    stream.write<uint16_t>(this->rects.size());
 
    for (const auto& [flags_, x1, y1, x2, y2] : this->rects) {
        stream << flags_ << x1 << y1 << x2 << y2;
    }
 
    hotspotData.resize(stream.tell());
    return hotspotData;
}
 
bool HOT::bake(const std::filesystem::path& hotPath) const {
    return fs::writeFileBuffer(hotPath, this->bake());
}