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#include "app.hpp"
#include <Magnum/GL/Renderer.h>
#include <Magnum/ImGuiIntegration/Integration.h>
namespace floormat {
template<typename F>
struct raii_wrapper final
{
raii_wrapper(F&& fn) : dtor{fn} {}
[[no_unique_address]] F dtor;
inline ~raii_wrapper() { dtor(); }
raii_wrapper(const raii_wrapper<F>&) = delete;
raii_wrapper<F>& operator=(const raii_wrapper<F>&) = delete;
};
constexpr inline const auto* imgui_name = "floormat editor";
[[nodiscard]] static auto gui_begin() {
ImGui::Begin(imgui_name, nullptr, ImGuiWindowFlags_::ImGuiWindowFlags_NoMove);
return raii_wrapper{[]{ ImGui::End(); }};
}
[[nodiscard]] static auto begin_main_menu() {
ImGui::BeginMainMenuBar();
return raii_wrapper{[] { ImGui::EndMainMenuBar(); }};
}
[[nodiscard]] static auto begin_menu(const char* name, bool enabled = true) {
ImGui::BeginMenu(name, enabled);
return raii_wrapper{[] { ImGui::EndMenu(); }};
}
void app::setup_menu()
{
GL::Renderer::setBlendEquation(GL::Renderer::BlendEquation::Add, GL::Renderer::BlendEquation::Add);
GL::Renderer::setBlendFunction(GL::Renderer::BlendFunction::SourceAlpha, GL::Renderer::BlendFunction::OneMinusSourceAlpha);
}
void app::display_menu()
{
GL::Renderer::enable(GL::Renderer::Feature::Blending);
GL::Renderer::enable(GL::Renderer::Feature::ScissorTest);
GL::Renderer::disable(GL::Renderer::Feature::FaceCulling);
GL::Renderer::disable(GL::Renderer::Feature::DepthTest);
_imgui.drawFrame();
GL::Renderer::enable(GL::Renderer::Feature::ScissorTest);
}
void app::draw_menu()
{
_imgui.newFrame();
if (ImGui::GetIO().WantTextInput && !isTextInputActive())
startTextInput();
else if (!ImGui::GetIO().WantTextInput && isTextInputActive())
stopTextInput();
auto b = gui_begin();
draw_menu_bar();
}
void app::draw_menu_bar()
{
auto bm = begin_main_menu();
{
auto m = begin_menu("File");
ImGui::MenuItem("Open");
ImGui::MenuItem("Recent");
ImGui::Separator();
ImGui::MenuItem("Save");
ImGui::MenuItem("Save as...");
ImGui::Separator();
ImGui::MenuItem("Close");
}
{
auto m = begin_menu("Mode");
ImGui::MenuItem("Select", "F1");
ImGui::MenuItem("Floors", "F2");
ImGui::MenuItem("Walls", "F3");
ImGui::MenuItem("Floors", "F4");
}
}
} // namespace floormat
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