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feat: Added binary hex cell visualizer

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Closes #939
This commit is contained in:
WerWolv
2023-02-18 22:20:02 +01:00
parent 774803492c
commit 0017cd2e40
8 changed files with 98 additions and 19 deletions
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3
lib/libimhex/include/hex/api/content_registry.hpp
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@@ -417,7 +417,8 @@ namespace hex {
protected:
const static int TextInputFlags;
bool drawDefaultEditingTextBox(u64 address, const char *format, ImGuiDataType dataType, u8 *data, ImGuiInputTextFlags flags) const;
bool drawDefaultScalarEditingTextBox(u64 address, const char *format, ImGuiDataType dataType, u8 *data, ImGuiInputTextFlags flags) const;
bool drawDefaultTextEditingTextBox(u64 address, std::string &data, ImGuiInputTextFlags flags) const;
private:
u16 m_bytesPerCell;
u16 m_maxCharsPerCell;

1
lib/libimhex/include/hex/helpers/utils.hpp
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@@ -44,6 +44,7 @@ namespace hex {
std::string to_string(u128 value);
std::string to_string(i128 value);
std::optional<u8> parseBinaryString(const std::string &string);
std::string toByteString(u64 bytes);
std::string makePrintable(u8 c);

33
lib/libimhex/source/api/content_registry.cpp
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@@ -607,7 +607,7 @@ namespace hex {
const int DataVisualizer::TextInputFlags = ImGuiInputTextFlags_AutoSelectAll | ImGuiInputTextFlags_NoHorizontalScroll;
bool DataVisualizer::drawDefaultEditingTextBox(u64 address, const char *format, ImGuiDataType dataType, u8 *data, ImGuiInputTextFlags flags) const {
bool DataVisualizer::drawDefaultScalarEditingTextBox(u64 address, const char *format, ImGuiDataType dataType, u8 *data, ImGuiInputTextFlags flags) const {
struct UserData {
u8 *data;
i32 maxChars;
@@ -636,6 +636,37 @@ namespace hex {
return userData.editingDone || ImGui::IsKeyPressed(ImGuiKey_Enter) || ImGui::IsKeyPressed(ImGuiKey_Escape);
}
bool DataVisualizer::drawDefaultTextEditingTextBox(u64 address, std::string &data, ImGuiInputTextFlags flags) const {
struct UserData {
std::string *data;
i32 maxChars;
bool editingDone;
};
UserData userData = {
.data = &data,
.maxChars = this->getMaxCharsPerCell(),
.editingDone = false
};
ImGui::PushID(reinterpret_cast<void*>(address));
ImGui::InputText("##editing_input", data.data(), data.size() + 1, flags | TextInputFlags | ImGuiInputTextFlags_CallbackEdit, [](ImGuiInputTextCallbackData *data) -> int {
auto &userData = *reinterpret_cast<UserData*>(data->UserData);
userData.data->resize(data->BufSize);
if (data->BufTextLen >= userData.maxChars)
userData.editingDone = true;
return 0;
}, &userData);
ImGui::PopID();
return userData.editingDone || ImGui::IsKeyPressed(ImGuiKey_Enter) || ImGui::IsKeyPressed(ImGuiKey_Escape);
}
void impl::addDataVisualizer(const std::string &unlocalizedName, DataVisualizer *visualizer) {
getVisualizers().insert({ unlocalizedName, visualizer });

19
lib/libimhex/source/helpers/utils.cpp
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@@ -66,6 +66,25 @@ namespace hex {
return { data + index + 1 };
}
std::optional<u8> parseBinaryString(const std::string &string) {
if (string.empty())
return std::nullopt;
u8 byte = 0x00;
for (char c : string) {
byte <<= 1;
if (c == '1')
byte |= 0b01;
else if (c == '0')
byte |= 0b00;
else
return std::nullopt;
}
return byte;
}
std::string toByteString(u64 bytes) {
double value = bytes;
u8 unitIndex = 0;