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ImHex
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Added base converter to tools window

This commit is contained in:
WerWolv 2021-02-05 00:17:56 +01:00
parent ac100936c7
commit 4d7d449cea
2 changed files with 64 additions and 0 deletions
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54
plugins/builtin/source/content/tools_entries.cpp
View File

@ -285,6 +285,59 @@ namespace hex::plugin::builtin {
}
}
void drawBaseConverter() {
static char buffer[4][0xFFF] = { { '0' }, { '0' }, { '0' }, { '0' } };
static auto CharFilter = [](ImGuiInputTextCallbackData *data) -> int {
switch (*static_cast<u32*>(data->UserData)) {
case 16: return std::isxdigit(data->EventChar);
case 10: return std::isdigit(data->EventChar);
case 8: return std::isdigit(data->EventChar) && data->EventChar < '8';
case 2: return data->EventChar == '0' || data->EventChar == '1';
default: return false;
}
};
static auto ConvertBases = [](u8 base) {
u64 number;
errno = 0;
switch (base) {
case 16: number = std::strtoull(buffer[1], nullptr, base); break;
case 10: number = std::strtoull(buffer[0], nullptr, base); break;
case 8: number = std::strtoull(buffer[2], nullptr, base); break;
case 2: number = std::strtoull(buffer[3], nullptr, base); break;
default: return;
}
auto base10String = std::to_string(number);
auto base16String = hex::format("%X", number);
auto base8String = hex::format("%o", number);
auto base2String = hex::toBinaryString(number);
std::strncpy(buffer[0], base10String.c_str(), sizeof(buffer[0]));
std::strncpy(buffer[1], base16String.c_str(), sizeof(buffer[1]));
std::strncpy(buffer[2], base8String.c_str(), sizeof(buffer[2]));
std::strncpy(buffer[3], base2String.c_str(), sizeof(buffer[3]));
};
u8 base = 10;
if (ImGui::InputText("DEC", buffer[0], 20 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 16;
if (ImGui::InputText("HEX", buffer[1], 16 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 8;
if (ImGui::InputText("OCT", buffer[2], 22 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 2;
if (ImGui::InputText("BIN", buffer[3], 64 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
}
}
void registerToolEntries() {
@ -293,6 +346,7 @@ namespace hex::plugin::builtin {
ContentRegistry::Tools::add("Regex replacer", drawRegexReplacer);
ContentRegistry::Tools::add("Color picker", drawColorPicker);
ContentRegistry::Tools::add("Calculator", drawMathEvaluator);
ContentRegistry::Tools::add("Base Converter", drawBaseConverter);
}
}

10
plugins/libimhex/include/hex/helpers/utils.hpp
View File

@ -99,6 +99,16 @@ namespace hex {
return std::string(buffer.data(), buffer.data() + size);
}
inline std::string toBinaryString(hex::integral auto number) {
if (number == 0) return "0";
std::string result;
for (u8 bit = std::bit_width(number); bit > 0; bit--)
result += (number & (0b1 << bit)) == 0 ? '0' : '1';
return result;
}
[[nodiscard]] constexpr inline u64 extract(u8 from, u8 to, const hex::unsigned_integral auto &value) {
using ValueType = std::remove_cvref_t<decltype(value)>;
ValueType mask = (std::numeric_limits<ValueType>::max() >> (((sizeof(value) * 8) - 1) - (from - to))) << to;