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mirror of synced 2024-11-15 03:27:40 +01:00
ImHex/lib/libimhex/include/hex/data_processor/node.hpp
2023-11-30 10:22:15 +01:00

133 lines
3.9 KiB
C++

#pragma once
#include <hex.hpp>
#include <hex/helpers/intrinsics.hpp>
#include <hex/data_processor/attribute.hpp>
#include <set>
#include <span>
#include <vector>
#include <nlohmann/json_fwd.hpp>
#include <imgui.h>
namespace hex::prv {
class Provider;
class Overlay;
}
namespace hex::dp {
class Node {
public:
Node(std::string unlocalizedTitle, std::vector<Attribute> attributes);
virtual ~Node() = default;
[[nodiscard]] int getId() const { return this->m_id; }
void setId(int id) { this->m_id = id; }
[[nodiscard]] const std::string &getUnlocalizedName() const { return this->m_unlocalizedName; }
void setUnlocalizedName(const std::string &unlocalizedName) { this->m_unlocalizedName = unlocalizedName; }
[[nodiscard]] const std::string &getUnlocalizedTitle() const { return this->m_unlocalizedTitle; }
void setUnlocalizedTitle(std::string title) { this->m_unlocalizedTitle = std::move(title); }
[[nodiscard]] std::vector<Attribute> &getAttributes() { return this->m_attributes; }
[[nodiscard]] const std::vector<Attribute> &getAttributes() const { return this->m_attributes; }
void setCurrentOverlay(prv::Overlay *overlay) {
this->m_overlay = overlay;
}
virtual void drawNode() { }
virtual void process() = 0;
virtual void store(nlohmann::json &j) const { hex::unused(j); }
virtual void load(const nlohmann::json &j) { hex::unused(j); }
struct NodeError {
Node *node;
std::string message;
};
void resetOutputData() {
for (auto &attribute : this->m_attributes)
attribute.clearOutputData();
}
void resetProcessedInputs() {
this->m_processedInputs.clear();
}
void setPosition(ImVec2 pos) {
this->m_position = pos;
}
[[nodiscard]] ImVec2 getPosition() const {
return this->m_position;
}
static void setIdCounter(int id);
const std::vector<u8>& getBufferOnInput(u32 index);
const i128& getIntegerOnInput(u32 index);
const double& getFloatOnInput(u32 index);
void setBufferOnOutput(u32 index, std::span<const u8> data);
void setIntegerOnOutput(u32 index, i128 integer);
void setFloatOnOutput(u32 index, double floatingPoint);
private:
int m_id;
std::string m_unlocalizedTitle, m_unlocalizedName;
std::vector<Attribute> m_attributes;
std::set<u32> m_processedInputs;
prv::Overlay *m_overlay = nullptr;
ImVec2 m_position;
static int s_idCounter;
Attribute& getAttribute(u32 index) {
if (index >= this->getAttributes().size())
throw std::runtime_error("Attribute index out of bounds!");
return this->getAttributes()[index];
}
Attribute *getConnectedInputAttribute(u32 index) {
const auto &connectedAttribute = this->getAttribute(index).getConnectedAttributes();
if (connectedAttribute.empty())
return nullptr;
return connectedAttribute.begin()->second;
}
void markInputProcessed(u32 index) {
const auto &[iter, inserted] = this->m_processedInputs.insert(index);
if (!inserted)
throwNodeError("Recursion detected!");
}
void unmarkInputProcessed(u32 index) {
this->m_processedInputs.erase(index);
}
protected:
[[noreturn]] void throwNodeError(const std::string &message) {
throw NodeError { this, message };
}
void setOverlayData(u64 address, const std::vector<u8> &data);
void setAttributes(std::vector<Attribute> attributes) {
this->m_attributes = std::move(attributes);
for (auto &attr : this->m_attributes)
attr.setParentNode(this);
}
};
}