void jsonwriter::append_image(const image& img) {
rapidjson::Value frame("frame");
frame.SetObject();
// name value
rapidjson::Value name(rapidjson::StringRef(img.name().c_str()));
frame.AddMember("name", name, document_.GetAllocator());
// size value which contains actual width and height
rapidjson::Value size;
size.SetObject();
size.AddMember("width",
img.size().width,
document_.GetAllocator());
size.AddMember("height",
img.size().height,
document_.GetAllocator());
frame.AddMember("size", size, document_.GetAllocator());
// position value on spritesheet
rapidjson::Value position;
position.SetObject();
position.AddMember("x",
img.position().x,
document_.GetAllocator());
position.AddMember("y",
img.position().y,
document_.GetAllocator());
frame.AddMember("position", position, document_.GetAllocator());
// offset value that defines how much space was trimmed
rapidjson::Value offset;
offset.SetObject();
offset.AddMember("x",
img.offset().x,
document_.GetAllocator());
offset.AddMember("y",
img.offset().y,
document_.GetAllocator());
frame.AddMember("offset", offset, document_.GetAllocator());
// source value which contains the original image size
rapidjson::Value source;
source.SetObject();
source.AddMember("width",
img.o_size().width,
document_.GetAllocator());
source.AddMember("height",
img.o_size().height,
document_.GetAllocator());
frame.AddMember("source", source, document_.GetAllocator());
// add finished frame to frames array
document_["frames"].PushBack(frame, document_.GetAllocator());
}
void jsonwriter::set_meta(const image& output_img) {
// Create meta object
rapidjson::Value meta;
meta.SetObject();
// name value which contains the spritesheet filename
rapidjson::Value name(
rapidjson::StringRef(output_img.name().c_str()));
meta.AddMember("name", name, document_.GetAllocator());
// size value which contains size of spritesheet
rapidjson::Value size;
size.SetObject();
size.AddMember("width",
output_img.size().width,
document_.GetAllocator());
size.AddMember("height",
output_img.size().height,
document_.GetAllocator());
meta.AddMember("size", size, document_.GetAllocator());
// add everything to the document
document_.AddMember("meta", meta, document_.GetAllocator());
}