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269 lines
10 KiB
C++
269 lines
10 KiB
C++
/*
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Copyright 2021 Peter Repukat - FlatspotSoftware
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "Overlay.h"
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#include <filesystem>
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#include <utility>
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#include "Roboto.h"
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Overlay::Overlay(
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sf::RenderWindow& window,
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std::function<void()> on_close,
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bool force_enable)
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: window_(window),
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on_close_(std::move(on_close)),
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force_enable_(force_enable)
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{
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ImGui::SFML::Init(window_);
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ImGuiIO& io = ImGui::GetIO();
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io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;
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io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad;
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io.Fonts->Clear(); // clear fonts if you loaded some before (even if only default one was loaded)
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auto fontconf = ImFontConfig{};
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fontconf.FontDataOwnedByAtlas = false;
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io.Fonts->AddFontFromMemoryTTF(Roboto_Regular_ttf.data(), Roboto_Regular_ttf.size(), 24, &fontconf);
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ImGui::SFML::UpdateFontTexture(); // important call: updates font texture
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#ifdef _WIN32
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auto config_path = std::filesystem::temp_directory_path()
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.parent_path()
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.parent_path()
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.parent_path();
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config_path /= "Roaming";
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config_path /= "GlosSI";
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if (!std::filesystem::exists(config_path))
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std::filesystem::create_directories(config_path);
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config_path /= "imgui.ini";
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config_file_name_ = config_path.string();
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io.IniFilename = config_file_name_.data();
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#endif
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window.resetGLStates();
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//Hack: Trick ImGui::SFML into thinking we already have focus (otherwise only notices after focus-lost)
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const sf::Event ev(sf::Event::GainedFocus);
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ProcessEvent(ev);
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auto& style = ImGui::GetStyle();
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style.WindowBorderSize = 0;
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style.WindowRounding = 12;
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style.ScrollbarRounding = 12;
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style.PopupRounding = 12;
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style.ChildRounding = 5;
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style.ScrollbarRounding = 12;
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style.GrabRounding = 5;
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ImVec4* colors = ImGui::GetStyle().Colors;
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colors[ImGuiCol_Text] = ImVec4(0.95f, 0.96f, 0.98f, 1.00f);
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colors[ImGuiCol_TextDisabled] = ImVec4(0.36f, 0.42f, 0.47f, 1.00f);
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colors[ImGuiCol_WindowBg] = ImVec4(0.10f, 0.13f, 0.14f, 0.95f);
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colors[ImGuiCol_ChildBg] = ImVec4(0.15f, 0.18f, 0.22f, 1.00f);
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colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
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colors[ImGuiCol_Border] = ImVec4(0.08f, 0.10f, 0.12f, 0.05f);
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colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.24f);
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colors[ImGuiCol_FrameBg] = ImVec4(0.20f, 0.25f, 0.29f, 1.00f);
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colors[ImGuiCol_FrameBgHovered] = ImVec4(0.12f, 0.20f, 0.28f, 1.00f);
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colors[ImGuiCol_FrameBgActive] = ImVec4(0.09f, 0.12f, 0.14f, 1.00f);
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colors[ImGuiCol_TitleBg] = ImVec4(0.18f, 0.21f, 0.24f, 0.94f);
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colors[ImGuiCol_TitleBgActive] = ImVec4(0.26f, 0.29f, 0.34f, 0.93f);
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colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.16f, 0.19f, 0.22f, 0.81f);
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colors[ImGuiCol_MenuBarBg] = ImVec4(0.15f, 0.18f, 0.22f, 1.00f);
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colors[ImGuiCol_ScrollbarBg] = ImVec4(0.02f, 0.02f, 0.02f, 0.39f);
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colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.20f, 0.25f, 0.29f, 1.00f);
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colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.18f, 0.22f, 0.25f, 1.00f);
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colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.09f, 0.21f, 0.31f, 1.00f);
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colors[ImGuiCol_CheckMark] = ImVec4(0.28f, 0.56f, 1.00f, 1.00f);
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colors[ImGuiCol_SliderGrab] = ImVec4(0.28f, 0.56f, 1.00f, 1.00f);
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colors[ImGuiCol_SliderGrabActive] = ImVec4(0.37f, 0.61f, 1.00f, 1.00f);
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colors[ImGuiCol_Button] = ImVec4(0.20f, 0.25f, 0.29f, 1.00f);
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colors[ImGuiCol_ButtonHovered] = ImVec4(0.28f, 0.56f, 1.00f, 1.00f);
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colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f);
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colors[ImGuiCol_Header] = ImVec4(0.15f, 0.20f, 0.25f, 0.95f);
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colors[ImGuiCol_HeaderHovered] = ImVec4(0.29f, 0.54f, 0.83f, 0.96f);
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colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
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colors[ImGuiCol_Separator] = ImVec4(0.20f, 0.25f, 0.29f, 1.00f);
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colors[ImGuiCol_SeparatorHovered] = ImVec4(0.10f, 0.40f, 0.75f, 0.78f);
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colors[ImGuiCol_SeparatorActive] = ImVec4(0.10f, 0.40f, 0.75f, 1.00f);
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colors[ImGuiCol_ResizeGrip] = ImVec4(0.26f, 0.59f, 0.98f, 0.25f);
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colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
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colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
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colors[ImGuiCol_Tab] = ImVec4(0.11f, 0.15f, 0.17f, 1.00f);
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colors[ImGuiCol_TabHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f);
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colors[ImGuiCol_TabActive] = ImVec4(0.20f, 0.25f, 0.29f, 1.00f);
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colors[ImGuiCol_TabUnfocused] = ImVec4(0.11f, 0.15f, 0.17f, 1.00f);
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colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.11f, 0.15f, 0.17f, 1.00f);
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colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f);
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colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
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colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
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colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
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colors[ImGuiCol_TableHeaderBg] = ImVec4(0.19f, 0.19f, 0.20f, 1.00f);
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colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.35f, 1.00f);
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colors[ImGuiCol_TableBorderLight] = ImVec4(0.23f, 0.23f, 0.25f, 1.00f);
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colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
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colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.06f);
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colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
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colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
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colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
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colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
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colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
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colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
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}
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void Overlay::setEnabled(bool enabled)
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{
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enabled_ = enabled;
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}
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bool Overlay::isEnabled() const
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{
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return enabled_;
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}
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bool Overlay::toggle()
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{
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enabled_ = !enabled_;
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return enabled_;
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}
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void Overlay::update()
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{
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ImGui::SFML::Update(window_, update_clock_.restart());
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showLogs();
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if (enabled_ || force_enable_) {
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window_.clear(sf::Color(0, 0, 0, 128)); // make window slightly dim screen with overlay
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std::ranges::for_each(OVERLAY_ELEMS_, [this](const auto& elem) {
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elem.second();
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});
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// ImGui::ShowDemoWindow();
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if (closeButton()) {
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return;
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}
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}
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ImGui::SFML::Render(window_);
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}
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void Overlay::ProcessEvent(sf::Event evnt)
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{
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ImGui::SFML::ProcessEvent(evnt);
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}
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void Overlay::Shutdown()
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{
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ImGui::SFML::Shutdown();
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}
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void Overlay::AddLog(const spdlog::details::log_msg& msg)
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{
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LOG_MSGS_.push_back({.time = msg.time, .level = msg.level, .payload = msg.payload.data()});
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}
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int Overlay::AddOverlayElem(const std::function<void()>& elem_fn)
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{
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OVERLAY_ELEMS_.insert({overlay_element_id_, elem_fn});
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// keep this non confusing, but longer...
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const auto res = overlay_element_id_;
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overlay_element_id_++;
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return res;
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}
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void Overlay::RemoveOverlayElem(int id)
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{
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OVERLAY_ELEMS_.erase(id);
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}
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void Overlay::showLogs()
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{
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std::vector<Log> logs;
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if (!enabled_ && !log_expanded_) {
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return;
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}
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if (enabled_) {
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logs = LOG_MSGS_;
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}
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else {
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std::ranges::copy_if(LOG_MSGS_,
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std::back_inserter(logs),
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[](const auto& log) {
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return log.time.time_since_epoch() + std::chrono::seconds(LOG_RETENTION_TIME_) > std::chrono::system_clock::now().time_since_epoch();
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});
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}
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if (logs.empty())
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return;
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ImGui::SetNextWindowSizeConstraints({150, 150}, {1000, window_.getSize().y - 250.f});
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if (!enabled_) {
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ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, {32.f, 32.f});
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ImGui::Begin("Log", nullptr,
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ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoTitleBar);
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}
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else {
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log_expanded_ = ImGui::Begin("Log");
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}
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if (log_expanded_) {
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std::ranges::for_each(LOG_MSGS_, [](const auto& msg) {
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switch (msg.level) {
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case spdlog::level::warn:
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ImGui::TextColored({1.f, 0.8f, 0.f, 1.f}, msg.payload.data());
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break;
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case spdlog::level::err:
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ImGui::TextColored({.8f, 0.0f, 0.f, 1.f}, msg.payload.data());
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break;
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case spdlog::level::debug:
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ImGui::TextColored({.8f, 0.8f, 0.8f, .9f}, msg.payload.data());
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break;
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default:
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ImGui::Text(msg.payload.data());
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}
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});
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ImGui::SetScrollY(ImGui::GetScrollMaxY());
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}
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ImGui::End();
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if (!enabled_) {
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ImGui::PopStyleVar();
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}
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}
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bool Overlay::closeButton() const
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{
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ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, {0, 0});
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ImGui::PushStyleColor(ImGuiCol_Button, ImVec4(0.0f, 0.f, 0.f, 0.0f));
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ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4(0.6f, 0.f, 0.f, 0.9f));
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ImGui::PushStyleColor(ImGuiCol_ButtonHovered, ImVec4(1.f, 0.16f, 0.16f, 1.00f));
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ImGui::Begin("##CloseButton", nullptr, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize);
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ImGui::SetWindowSize({56 + 32, 32 + 32});
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ImGui::SetWindowPos({window_.getSize().x - ImGui::GetWindowWidth() + 32, -32});
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if (ImGui::Button("X##Close", {56, 32})) {
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on_close_();
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return true;
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}
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ImGui::End();
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ImGui::PopStyleColor();
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ImGui::PopStyleColor();
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ImGui::PopStyleColor();
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ImGui::PopStyleVar();
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return false;
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}
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