#include "StackViewer.h"

#include "imgui.h"

StackViewer::StackViewer(
    std::shared_ptr<Graphics> graphics,
    std::shared_ptr<MachineState> machine_state,
    std::shared_ptr<CallbackManager> callback_manager
) :
    graphics{std::move(graphics)},
    machine_state{std::move(machine_state)},
    callback_manager{std::move(callback_manager)}
{
}

void StackViewer::render()
{
    if (ImGui::Begin("Chip8 - Stack"))
    {
        if (ImGui::BeginTable("Stack", 2, ImGuiTableFlags_BordersV))
        {
            for (std::size_t i = 0; i < std::size(machine_state->stack); i++)
            {
                ImGui::TableNextRow();
                ImGui::TableSetColumnIndex(0);
                ImGui::Text("Depth %zu", i);
                ImGui::TableSetColumnIndex(1);
                ImGui::Text("0x%04X", machine_state->stack[i]);
            }
        }
        ImGui::EndTable();
    }
    ImGui::End();
}