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Minor change in ase_file_write_property_value() to use variant type

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Using a switch/case is better to decide the variant type (instead of
casting type by type).
This commit is contained in:
David Capello 2023-01-09 15:52:00 -03:00
parent dd33cef4be
commit e66985a06a
1 changed files with 72 additions and 58 deletions
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130
src/app/file/ase_format.cpp
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@ -1432,65 +1432,79 @@ static void ase_file_write_tileset_chunk(FILE* f, FileOp* fop,
static void ase_file_write_property_value(FILE* f,
const UserData::Variant& value)
{
if (const bool* v = std::get_if<bool>(&value)) {
fputc(*v, f);
}
else if (const int8_t* v = std::get_if<int8_t>(&value)) {
fputc(*v, f);
}
else if (const uint8_t* v = std::get_if<uint8_t>(&value)) {
fputc(*v, f);
}
else if (const int16_t* v = std::get_if<int16_t>(&value)) {
fputw(*v, f);
}
else if (const uint16_t* v = std::get_if<uint16_t>(&value)) {
fputw(*v, f);
}
else if (const int32_t* v = std::get_if<int32_t>(&value)) {
fputl(*v, f);
}
else if (const uint32_t* v = std::get_if<uint32_t>(&value)) {
fputl(*v, f);
}
else if (const int64_t* v = std::get_if<int64_t>(&value)) {
fputq(*v, f);
}
else if (const uint64_t* v = std::get_if<uint64_t>(&value)) {
fputq(*v, f);
}
else if (const UserData::Fixed* v = std::get_if<UserData::Fixed>(&value)) {
fputl(v->value, f);
}
else if (const float_t* v = std::get_if<float_t>(&value)) {
fputf(*v, f);
}
else if (const double_t* v = std::get_if<double_t>(&value)) {
fputd(*v, f);
}
else if (const std::string* v = std::get_if<std::string>(&value)) {
ase_file_write_string(f, *v);
}
else if (const gfx::Point* v = std::get_if<gfx::Point>(&value)) {
ase_file_write_point(f, *v);
}
else if (const gfx::Size* v = std::get_if<gfx::Size>(&value)) {
ase_file_write_size(f, *v);
}
else if (const gfx::Rect* v = std::get_if<gfx::Rect>(&value)) {
ase_file_write_point(f, v->origin());
ase_file_write_size(f, v->size());
}
else if (const std::vector<UserData::Variant>* v = std::get_if<std::vector<UserData::Variant>>(&value)) {
fputl(v->size(), f);
const uint16_t type = v->size() == 0 ? 0 : v->front().type();
fputw(type, f);
for (auto elem : *v) {
ase_file_write_property_value(f, elem);
// TODO reduce value type depending on the actual value we're going
// to save (e.g. we don't need to save a 64-bit integer if the
// value=30, we can use a uint8_t for that case)
switch (value.type()) {
case USER_DATA_PROPERTY_TYPE_NULLPTR:
ASSERT(false);
break;
case USER_DATA_PROPERTY_TYPE_BOOL:
fputc(*std::get_if<bool>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_INT8:
fputc(*std::get_if<int8_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_UINT8:
fputc(*std::get_if<uint8_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_INT16:
fputw(*std::get_if<int16_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_UINT16:
fputw(*std::get_if<uint16_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_INT32:
fputl(*std::get_if<int32_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_UINT32:
fputl(*std::get_if<uint32_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_INT64:
fputq(*std::get_if<int64_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_UINT64:
fputq(*std::get_if<uint64_t>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_FIXED:
fputl(std::get_if<doc::UserData::Fixed>(&value)->value, f);
break;
case USER_DATA_PROPERTY_TYPE_FLOAT:
fputf(*std::get_if<float>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_DOUBLE:
fputd(*std::get_if<double>(&value), f);
break;
case USER_DATA_PROPERTY_TYPE_STRING:
ase_file_write_string(f, *std::get_if<std::string>(&value));
break;
case USER_DATA_PROPERTY_TYPE_POINT:
ase_file_write_point(f, *std::get_if<gfx::Point>(&value));
break;
case USER_DATA_PROPERTY_TYPE_SIZE:
ase_file_write_size(f, *std::get_if<gfx::Size>(&value));
break;
case USER_DATA_PROPERTY_TYPE_RECT: {
auto& rc = *std::get_if<gfx::Rect>(&value);
ase_file_write_point(f, rc.origin());
ase_file_write_size(f, rc.size());
break;
}
}
else if (const UserData::Properties* v = std::get_if<UserData::Properties>(&value)) {
ase_file_write_properties(f, *v);
case USER_DATA_PROPERTY_TYPE_VECTOR: {
auto& v = *std::get_if<UserData::Vector>(&value);
fputl(v.size(), f);
const uint16_t type = (v.empty() ? 0 : v.front().type());
fputw(type, f);
for (const auto& elem : v) {
ASSERT(type == elem.type()); // Check that all elements have the same type
ase_file_write_property_value(f, elem);
}
break;
}
case USER_DATA_PROPERTY_TYPE_PROPERTIES:
ase_file_write_properties(f, *std::get_if<UserData::Properties>(&value));
break;
}
}