79 lines
1.7 KiB
C++
79 lines
1.7 KiB
C++
#include <ecs/components.hpp>
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#include <entt/entt.hpp>
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#include <imgui.h>
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#include <mirror/panels/properties.hpp>
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#include <mirror/panels/scene_hierarchy.hpp>
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namespace lt {
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SceneHierarchyPanel::SceneHierarchyPanel(): m_context(nullptr), m_properties_panel_context(nullptr)
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{
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}
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SceneHierarchyPanel::SceneHierarchyPanel(Ref<Scene> context, Ref<PropertiesPanel> properties_panel)
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: m_context(std::move(context))
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, m_properties_panel_context(std::move(properties_panel))
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{
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}
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void SceneHierarchyPanel::on_user_interface_update()
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{
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if (m_context)
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{
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ImGui::Begin("Hierarchy");
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for (auto entityID : m_context->m_registry.view<TagComponent>())
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{
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auto entity = Entity {
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static_cast<entt::entity>(entityID),
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m_context.get(),
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};
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const auto &tag = entity.get_component<TagComponent>();
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draw_node(entity, tag);
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};
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}
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ImGui::End();
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}
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void SceneHierarchyPanel::set_context(Ref<Scene> context, Ref<PropertiesPanel> properties_panel)
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{
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if (properties_panel)
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{
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m_properties_panel_context = std::move(properties_panel);
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}
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m_context = std::move(context);
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}
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void SceneHierarchyPanel::draw_node(Entity entity, const std::string &label)
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{
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auto flags = ImGuiTreeNodeFlags {
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// NOLINTNEXTLINE
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(m_selection_context == entity ? ImGuiTreeNodeFlags_Selected : ImGuiTreeNodeFlags {})
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| ImGuiTreeNodeFlags_OpenOnArrow | ImGuiTreeNodeFlags_SpanFullWidth
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};
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// NOLINTNEXTLINE
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const auto expanded = ImGui::TreeNodeEx(
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std::bit_cast<void *>(static_cast<uint64_t>(entity)),
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flags,
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"%s",
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label.c_str()
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);
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if (ImGui::IsItemClicked())
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{
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m_selection_context = entity;
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m_properties_panel_context->set_entity_context(entity);
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}
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if (expanded)
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{
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ImGui::TextUnformatted("TEST_OPENED_TREE!");
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ImGui::TreePop();
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}
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}
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} // namespace lt
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