470 lines
19 KiB
C++
470 lines
19 KiB
C++
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#pragma once
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#include <hex/pattern_language/patterns/pattern_array_dynamic.hpp>
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#include <hex/pattern_language/patterns/pattern_array_static.hpp>
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#include <hex/pattern_language/patterns/pattern_bitfield.hpp>
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#include <hex/pattern_language/patterns/pattern_boolean.hpp>
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#include <hex/pattern_language/patterns/pattern_character.hpp>
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#include <hex/pattern_language/patterns/pattern_enum.hpp>
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#include <hex/pattern_language/patterns/pattern_float.hpp>
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#include <hex/pattern_language/patterns/pattern_padding.hpp>
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#include <hex/pattern_language/patterns/pattern_pointer.hpp>
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#include <hex/pattern_language/patterns/pattern_signed.hpp>
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#include <hex/pattern_language/patterns/pattern_string.hpp>
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#include <hex/pattern_language/patterns/pattern_struct.hpp>
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#include <hex/pattern_language/patterns/pattern_union.hpp>
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#include <hex/pattern_language/patterns/pattern_unsigned.hpp>
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#include <hex/pattern_language/patterns/pattern_wide_character.hpp>
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#include <hex/pattern_language/patterns/pattern_wide_string.hpp>
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#include <nlohmann/json.hpp>
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namespace {
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constexpr static auto DisplayEndDefault = 50u;
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constexpr static auto DisplayEndStep = 50u;
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template<typename T>
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concept ArrayPattern = requires(T pattern, std::function<void(int, hex::pl::Pattern&)> fn) {
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{ pattern.forEachArrayEntry(fn) } -> std::same_as<void>;
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};
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};
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namespace hex::pl {
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class PatternDrawer : public PatternVisitor
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{
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public:
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PatternDrawer()
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: m_provider{nullptr}
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{ }
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void setProvider(prv::Provider *provider) {
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m_provider = provider;
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}
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void visit(PatternArrayDynamic& pattern) override {
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this->drawArray(pattern);
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}
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void visit(PatternArrayStatic& pattern) override {
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this->drawArray(pattern);
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}
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void visit(PatternBitfieldField& pattern) override {
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ImGui::TableNextRow();
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ImGui::TableNextColumn();
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this->drawNameColumn(pattern);
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this->makeSelectable(pattern);
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this->drawColorColumn(pattern);
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auto byteAddr = pattern.getOffset() + pattern.getBitOffset() / 8;
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auto firstBitIdx = pattern.getBitOffset() % 8;
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auto lastBitIdx = firstBitIdx + (pattern.getBitSize() - 1) % 8;
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if (firstBitIdx == lastBitIdx)
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ImGui::TextFormatted("0x{0:08X} bit {1}", byteAddr, firstBitIdx);
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else
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ImGui::TextFormatted("0x{0:08X} bits {1} - {2}", byteAddr, firstBitIdx, lastBitIdx);
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ImGui::TableNextColumn();
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if (pattern.getBitSize() == 1)
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ImGui::TextFormatted("{0} bit", pattern.getBitSize());
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else
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ImGui::TextFormatted("{0} bits", pattern.getBitSize());
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ImGui::TableNextColumn();
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ImGui::TextFormattedColored(ImColor(0xFF9BC64D), "bits");
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ImGui::TableNextColumn();
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u64 extractedValue = pattern.getValue(m_provider);
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ImGui::TextFormatted("{}", pattern.formatDisplayValue(hex::format("{0} (0x{1:X})", extractedValue, extractedValue), &pattern));
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}
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void visit(PatternBitfield& pattern) override {
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std::vector<u8> value = pattern.getValue(m_provider);
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bool open = true;
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if (!pattern.isInlined()) {
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ImGui::TableNextRow();
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ImGui::TableNextColumn();
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open = this->createTreeNode(pattern);
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ImGui::TableNextColumn();
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this->makeSelectable(pattern);
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this->drawCommentTooltip(pattern);
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ImGui::TableNextColumn();
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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this->drawTypenameColumn(pattern, "bitfield");
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std::string valueString = "{ ";
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for (auto i : value)
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valueString += hex::format("{0:02X} ", i);
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valueString += "}";
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ImGui::TextFormatted("{}", pattern.formatDisplayValue(valueString, &pattern));
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} else {
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ImGui::SameLine();
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ImGui::TreeNodeEx("", ImGuiTreeNodeFlags_SpanFullWidth | ImGuiTreeNodeFlags_Leaf);
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}
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if (open) {
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pattern.forEachMember([&] (auto &field) {
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this->draw(field);
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});
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ImGui::TreePop();
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}
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}
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void visit(PatternBoolean& pattern) override {
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u8 boolean = pattern.getValue(m_provider);
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if (boolean == 0)
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this->createDefaultEntry(pattern, "false", false);
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else if (boolean == 1)
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this->createDefaultEntry(pattern, "true", true);
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else
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this->createDefaultEntry(pattern, "true*", true);
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}
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void visit(PatternCharacter& pattern) override {
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char character = pattern.getValue(m_provider);
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this->createDefaultEntry(pattern, hex::format("'{0}'", character), character);
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}
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void visit(PatternEnum& pattern) override {
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u64 value = pattern.getValue(m_provider);
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std::string valueString = pattern.getTypeName() + "::";
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bool foundValue = false;
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for (auto &[entryValueLiteral, entryName] : pattern.getEnumValues()) {
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auto visitor = overloaded {
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[&, name = entryName](auto &entryValue) {
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if (value == entryValue) {
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valueString += name;
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foundValue = true;
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return true;
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}
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return false;
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},
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[](const std::string &) { return false; },
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[](Pattern *) { return false; },
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};
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bool matches = std::visit(visitor, entryValueLiteral);
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if (matches)
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break;
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}
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if (!foundValue)
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valueString += "???";
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ImGui::TableNextRow();
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this->createLeafNode(pattern);
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this->drawCommentTooltip(pattern);
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ImGui::TableNextColumn();
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this->makeSelectable(pattern);
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ImGui::SameLine();
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this->drawNameColumn(pattern);
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this->drawColorColumn(pattern);
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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this->drawTypenameColumn(pattern, "enum");
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ImGui::TextFormatted("{}", pattern.formatDisplayValue(hex::format("{} (0x{:0{}X})", valueString.c_str(), value, pattern.getSize() * 2), &pattern));
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}
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void visit(PatternFloat& pattern) override {
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if (pattern.getSize() == 4) {
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float f32 = pattern.getValue(m_provider);
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u32 data = *reinterpret_cast<u32 *>(&f32);
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this->createDefaultEntry(pattern, hex::format("{:e} (0x{:0{}X})", f32, data, pattern.getSize() * 2), f32);
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} else if (pattern.getSize() == 8) {
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double f64 = pattern.getValue(m_provider);
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u64 data = *reinterpret_cast<u64 *>(&f64);
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this->createDefaultEntry(pattern, hex::format("{:e} (0x{:0{}X})", f64, data, pattern.getSize() * 2), f64);
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}
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}
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void visit(PatternPadding& pattern) override {
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// Do nothing
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}
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void visit(PatternPointer& pattern) override {
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u64 data = pattern.getValue(m_provider);
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bool open = true;
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if (!pattern.isInlined()) {
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ImGui::TableNextRow();
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ImGui::TableNextColumn();
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open = this->createTreeNode(pattern);
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ImGui::TableNextColumn();
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this->makeSelectable(pattern);
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this->drawCommentTooltip(pattern);
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ImGui::SameLine(0, 0);
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this->drawColorColumn(pattern);
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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ImGui::TextFormattedColored(ImColor(0xFF9BC64D), "{}", pattern.getFormattedName());
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ImGui::TableNextColumn();
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ImGui::TextFormatted("{}", pattern.formatDisplayValue(hex::format("*(0x{0:X})", data), u128(data)));
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} else {
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ImGui::SameLine();
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ImGui::TreeNodeEx("", ImGuiTreeNodeFlags_SpanFullWidth | ImGuiTreeNodeFlags_Leaf);
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}
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if (open) {
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pattern.getPointedAtPattern()->accept(*this);
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ImGui::TreePop();
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}
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}
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void visit(PatternSigned& pattern) override {
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i128 data = pattern.getValue(m_provider);
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this->createDefaultEntry(pattern, hex::format("{:d} (0x{:0{}X})", data, data, 1 * 2), data);
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}
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void visit(PatternString& pattern) override {
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auto size = std::min<size_t>(pattern.getSize(), 0x7F);
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if (size == 0)
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return;
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std::string displayString = pattern.getValue(m_provider, size);
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this->createDefaultEntry(pattern, hex::format("\"{0}\" {1}", displayString, size > pattern.getSize() ? "(truncated)" : ""), displayString);
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}
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void visit(PatternStruct& pattern) override {
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bool open = true;
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if (!pattern.isInlined()) {
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ImGui::TableNextRow();
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ImGui::TableNextColumn();
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open = this->createTreeNode(pattern);
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ImGui::TableNextColumn();
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this->makeSelectable(pattern);
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this->drawCommentTooltip(pattern);
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ImGui::TableNextColumn();
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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this->drawTypenameColumn(pattern, "struct");
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ImGui::TextFormatted("{}", pattern.formatDisplayValue("{ ... }", &pattern));
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} else {
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ImGui::SameLine();
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ImGui::TreeNodeEx("", ImGuiTreeNodeFlags_SpanFullWidth | ImGuiTreeNodeFlags_Leaf);
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}
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if (open) {
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pattern.forEachMember([&](auto &member){
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this->draw(member);
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});
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ImGui::TreePop();
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}
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}
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void visit(PatternUnion& pattern) override {
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bool open = true;
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if (!pattern.isInlined()) {
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ImGui::TableNextRow();
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ImGui::TableNextColumn();
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open = this->createTreeNode(pattern);
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ImGui::TableNextColumn();
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this->makeSelectable(pattern);
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this->drawCommentTooltip(pattern);
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ImGui::TableNextColumn();
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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this->drawTypenameColumn(pattern, "union");
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ImGui::TextFormatted("{}", pattern.formatDisplayValue("{ ... }", &pattern));
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} else {
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ImGui::SameLine();
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ImGui::TreeNodeEx("", ImGuiTreeNodeFlags_SpanFullWidth | ImGuiTreeNodeFlags_Leaf);
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}
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if (open) {
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pattern.forEachMember([&](auto &member) {
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this->draw(member);
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});
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ImGui::TreePop();
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}
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}
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void visit(PatternUnsigned& pattern) override {
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u128 data = pattern.getValue(m_provider);
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this->createDefaultEntry(pattern, hex::format("{:d} (0x{:0{}X})", data, data, pattern.getSize() * 2), data);
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}
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void visit(PatternWideCharacter& pattern) override {
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char16_t character = pattern.getValue(m_provider);
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u128 literal = character;
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auto str = std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> {}.to_bytes(character);
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this->createDefaultEntry(pattern, hex::format("'{0}'", str), literal);
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}
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void visit(PatternWideString& pattern) override {
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auto size = std::min<size_t>(pattern.getSize(), 0x100);
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if (size == 0)
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return;
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std::string utf8String = pattern.getValue(m_provider, size);
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this->createDefaultEntry(pattern, hex::format("\"{0}\" {1}", utf8String, size > pattern.getSize() ? "(truncated)" : ""), utf8String);
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}
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private:
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void createDefaultEntry(const Pattern &pattern, const std::string &value, Token::Literal &&literal) const {
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ImGui::TableNextRow();
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this->createLeafNode(pattern);
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ImGui::TableNextColumn();
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ImGui::PushID(pattern.getOffset());
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ImGui::PushID(pattern.getVariableName().c_str());
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this->makeSelectable(pattern);
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ImGui::PopID();
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ImGui::PopID();
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this->drawCommentTooltip(pattern);
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ImGui::SameLine();
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this->drawNameColumn(pattern);
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this->drawColorColumn(pattern);
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this->drawOffsetColumn(pattern);
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this->drawSizeColumn(pattern);
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ImGui::TextFormattedColored(ImColor(0xFF9BC64D), "{}", pattern.getTypeName().empty() ? pattern.getFormattedName() : pattern.getTypeName());
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ImGui::TableNextColumn();
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ImGui::TextFormatted("{}", pattern.formatDisplayValue(value, literal));
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}
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void makeSelectable(const Pattern &pattern) const {
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if (ImGui::Selectable(("##PatternLine"s + std::to_string(u64(&pattern))).c_str(), false, ImGuiSelectableFlags_SpanAllColumns | ImGuiSelectableFlags_AllowItemOverlap)) {
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ImHexApi::HexEditor::setSelection(pattern.getOffset(), pattern.getSize());
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}
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}
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void drawCommentTooltip(const Pattern &pattern) const {
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if (ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenBlockedByActiveItem) && pattern.getComment().has_value()) {
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ImGui::BeginTooltip();
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ImGui::TextUnformatted(pattern.getComment()->c_str());
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ImGui::EndTooltip();
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}
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}
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void draw(Pattern& pattern) {
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if (pattern.isHidden())
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return;
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pattern.accept(*this);
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}
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template<ArrayPattern T>
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void drawArray(T& pattern) {
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if (pattern.getEntryCount() == 0)
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return;
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||
|
|
bool open = true;
|
||
|
|
if (!pattern.isInlined()) {
|
||
|
|
ImGui::TableNextRow();
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
open = this->createTreeNode(pattern);
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
if (ImGui::Selectable(("##PatternLine"s + std::to_string(u64(&pattern))).c_str(), false, ImGuiSelectableFlags_SpanAllColumns | ImGuiSelectableFlags_AllowItemOverlap)) {
|
||
|
|
ImHexApi::HexEditor::setSelection(pattern.getOffset(), pattern.getSize());
|
||
|
|
}
|
||
|
|
this->drawCommentTooltip(pattern);
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
this->drawOffsetColumn(pattern);
|
||
|
|
this->drawSizeColumn(pattern);
|
||
|
|
ImGui::TextFormattedColored(ImColor(0xFF9BC64D), "{0}", pattern.getTypeName());
|
||
|
|
ImGui::SameLine(0, 0);
|
||
|
|
|
||
|
|
ImGui::TextUnformatted("[");
|
||
|
|
ImGui::SameLine(0, 0);
|
||
|
|
ImGui::TextFormattedColored(ImColor(0xFF00FF00), "{0}", pattern.getEntryCount());
|
||
|
|
ImGui::SameLine(0, 0);
|
||
|
|
ImGui::TextUnformatted("]");
|
||
|
|
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
ImGui::TextFormatted("{}", pattern.formatDisplayValue("{ ... }", &pattern));
|
||
|
|
} else {
|
||
|
|
ImGui::SameLine();
|
||
|
|
ImGui::TreeNodeEx("", ImGuiTreeNodeFlags_SpanFullWidth | ImGuiTreeNodeFlags_Leaf);
|
||
|
|
}
|
||
|
|
|
||
|
|
auto& displayEnd = this->getDisplayEnd(pattern);
|
||
|
|
if (open) {
|
||
|
|
pattern.forEachArrayEntry([&] (u64 idx, auto &entry){
|
||
|
|
u64 lastVisible = displayEnd - 1;
|
||
|
|
if (idx < lastVisible) {
|
||
|
|
this->draw(entry);
|
||
|
|
} else if (idx == lastVisible) {
|
||
|
|
ImGui::TableNextRow();
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
|
||
|
|
ImGui::Selectable("... (Double-click to see more items)", false, ImGuiSelectableFlags_SpanAllColumns);
|
||
|
|
if (ImGui::IsItemHovered() && ImGui::IsMouseDoubleClicked(ImGuiMouseButton_Left))
|
||
|
|
displayEnd += DisplayEndStep;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
ImGui::TreePop();
|
||
|
|
} else {
|
||
|
|
displayEnd = DisplayEndDefault;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void createLeafNode(const Pattern& pattern) const {
|
||
|
|
ImGui::TreeNodeEx(pattern.getDisplayName().c_str(), ImGuiTreeNodeFlags_Leaf |
|
||
|
|
ImGuiTreeNodeFlags_NoTreePushOnOpen |
|
||
|
|
ImGuiTreeNodeFlags_SpanFullWidth |
|
||
|
|
ImGuiTreeNodeFlags_AllowItemOverlap);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool createTreeNode(const Pattern& pattern) const {
|
||
|
|
return ImGui::TreeNodeEx(pattern.getDisplayName().c_str(), ImGuiTreeNodeFlags_SpanFullWidth);
|
||
|
|
}
|
||
|
|
|
||
|
|
void drawTypenameColumn(const Pattern& pattern, const std::string& pattern_name) const {
|
||
|
|
ImGui::TextFormattedColored(ImColor(0xFFD69C56), pattern_name);
|
||
|
|
ImGui::SameLine();
|
||
|
|
ImGui::TextUnformatted(pattern.getTypeName().c_str());
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
}
|
||
|
|
|
||
|
|
void drawNameColumn(const Pattern& pattern) const {
|
||
|
|
ImGui::TextUnformatted(pattern.getDisplayName().c_str());
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
}
|
||
|
|
|
||
|
|
void drawColorColumn(const Pattern& pattern) const {
|
||
|
|
ImGui::ColorButton("color", ImColor(pattern.getColor()), ImGuiColorEditFlags_NoTooltip, ImVec2(ImGui::GetColumnWidth(), ImGui::GetTextLineHeight()));
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
}
|
||
|
|
|
||
|
|
void drawOffsetColumn(const Pattern& pattern) const {
|
||
|
|
ImGui::TextFormatted("0x{0:08X} : 0x{1:08X}", pattern.getOffset(), pattern.getOffset() + pattern.getSize() - (pattern.getSize() == 0 ? 0 : 1));
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
}
|
||
|
|
|
||
|
|
void drawSizeColumn(const Pattern& pattern) const {
|
||
|
|
ImGui::TextFormatted("0x{0:04X}", pattern.getSize());
|
||
|
|
ImGui::TableNextColumn();
|
||
|
|
}
|
||
|
|
|
||
|
|
u64& getDisplayEnd(const Pattern& pattern) {
|
||
|
|
auto it = m_displayEnd.find(&pattern);
|
||
|
|
if (it != m_displayEnd.end()) {
|
||
|
|
return it->second;
|
||
|
|
}
|
||
|
|
|
||
|
|
auto [inserted, success] = m_displayEnd.emplace(&pattern, DisplayEndDefault);
|
||
|
|
return inserted->second;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
prv::Provider *m_provider;
|
||
|
|
std::map<const Pattern*, u64> m_displayEnd;
|
||
|
|
};
|
||
|
|
};
|