183 lines
8.5 KiB
C++
183 lines
8.5 KiB
C++
// =====================================================================================================================
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// Copyright 2024 Medusa Slockbower
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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 <Core/Console.h>
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#include <Editor/EditorSystem.h>
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#include <Core/Engine.h>
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#include <imgui-docking/imgui_internal.h>
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#include <imgui-docking/backends/imgui_impl_sdl2.h>
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#include <imgui-docking/backends/imgui_impl_opengl3.h>
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#include <imgui-docking/misc/freetype/imgui_freetype.h>
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#include <imnode-graph/imnode_graph.h>
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using namespace OpenShaderDesigner;
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void EditorSystem::Initialize()
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{
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Window& Window = Engine::GetMainWindow();
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Console::Log(Console::Severity::ALERT, "Initializing Dear ImGUI");
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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// https://github.com/ocornut/imgui/issues/707#issuecomment-917151020
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ImVec4* colors = ImGui::GetStyle().Colors;
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colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
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colors[ImGuiCol_TextDisabled] = ImVec4(0.50f, 0.50f, 0.50f, 1.00f);
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colors[ImGuiCol_WindowBg] = ImVec4(0.10f, 0.10f, 0.10f, 1.00f);
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colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
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colors[ImGuiCol_PopupBg] = ImVec4(0.19f, 0.19f, 0.19f, 0.92f);
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colors[ImGuiCol_Border] = ImVec4(0.19f, 0.19f, 0.19f, 0.29f);
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colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.24f);
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colors[ImGuiCol_FrameBg] = ImVec4(0.05f, 0.05f, 0.05f, 0.54f);
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colors[ImGuiCol_FrameBgHovered] = ImVec4(0.19f, 0.19f, 0.19f, 0.54f);
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colors[ImGuiCol_FrameBgActive] = ImVec4(0.20f, 0.22f, 0.23f, 1.00f);
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colors[ImGuiCol_TitleBg] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_TitleBgActive] = ImVec4(0.06f, 0.06f, 0.06f, 1.00f);
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colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_MenuBarBg] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
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colors[ImGuiCol_ScrollbarBg] = ImVec4(0.05f, 0.05f, 0.05f, 0.54f);
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colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.34f, 0.34f, 0.34f, 0.54f);
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colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.40f, 0.40f, 0.40f, 0.54f);
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colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.56f, 0.56f, 0.56f, 0.54f);
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colors[ImGuiCol_CheckMark] = ImVec4(0.33f, 0.67f, 0.86f, 1.00f);
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colors[ImGuiCol_SliderGrab] = ImVec4(0.34f, 0.34f, 0.34f, 0.54f);
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colors[ImGuiCol_SliderGrabActive] = ImVec4(0.56f, 0.56f, 0.56f, 0.54f);
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colors[ImGuiCol_Button] = ImVec4(0.05f, 0.05f, 0.05f, 0.54f);
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colors[ImGuiCol_ButtonHovered] = ImVec4(0.19f, 0.19f, 0.19f, 0.54f);
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colors[ImGuiCol_ButtonActive] = ImVec4(0.20f, 0.22f, 0.23f, 1.00f);
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colors[ImGuiCol_Header] = ImVec4(0.00f, 0.00f, 0.00f, 0.52f);
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colors[ImGuiCol_HeaderHovered] = ImVec4(0.00f, 0.00f, 0.00f, 0.36f);
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colors[ImGuiCol_HeaderActive] = ImVec4(0.20f, 0.22f, 0.23f, 0.33f);
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colors[ImGuiCol_Separator] = ImVec4(0.40f, 0.40f, 0.40f, 0.29f);
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colors[ImGuiCol_SeparatorHovered] = ImVec4(0.44f, 0.44f, 0.44f, 0.29f);
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colors[ImGuiCol_SeparatorActive] = ImVec4(0.40f, 0.44f, 0.47f, 1.00f);
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colors[ImGuiCol_ResizeGrip] = ImVec4(0.28f, 0.28f, 0.28f, 0.29f);
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colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.44f, 0.44f, 0.44f, 0.29f);
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colors[ImGuiCol_ResizeGripActive] = ImVec4(0.40f, 0.44f, 0.47f, 1.00f);
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colors[ImGuiCol_Tab] = ImVec4(0.00f, 0.00f, 0.00f, 0.52f);
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colors[ImGuiCol_TabHovered] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
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colors[ImGuiCol_TabActive] = ImVec4(0.20f, 0.20f, 0.20f, 0.36f);
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colors[ImGuiCol_TabUnfocused] = ImVec4(0.00f, 0.00f, 0.00f, 0.52f);
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colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
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colors[ImGuiCol_DockingPreview] = ImVec4(0.33f, 0.67f, 0.86f, 1.00f);
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colors[ImGuiCol_DockingEmptyBg] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_PlotLines] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_PlotHistogram] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_TableHeaderBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.52f);
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colors[ImGuiCol_TableBorderStrong] = ImVec4(0.00f, 0.00f, 0.00f, 0.52f);
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colors[ImGuiCol_TableBorderLight] = ImVec4(0.28f, 0.28f, 0.28f, 0.29f);
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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(0.20f, 0.22f, 0.23f, 1.00f);
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colors[ImGuiCol_DragDropTarget] = ImVec4(0.33f, 0.67f, 0.86f, 1.00f);
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colors[ImGuiCol_NavHighlight] = ImVec4(1.00f, 0.00f, 0.00f, 1.00f);
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colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 0.00f, 0.00f, 0.70f);
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colors[ImGuiCol_NavWindowingDimBg] = ImVec4(1.00f, 0.00f, 0.00f, 0.20f);
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colors[ImGuiCol_ModalWindowDimBg] = ImVec4(1.00f, 0.00f, 0.00f, 0.35f);
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ImGuiStyle& style = ImGui::GetStyle();
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style.WindowPadding = ImVec2(8.00f, 8.00f);
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style.FramePadding = ImVec2(5.00f, 2.00f);
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style.CellPadding = ImVec2(6.00f, 6.00f);
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style.ItemSpacing = ImVec2(6.00f, 6.00f);
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style.ItemInnerSpacing = ImVec2(6.00f, 6.00f);
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style.TouchExtraPadding = ImVec2(0.00f, 0.00f);
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style.IndentSpacing = 25;
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style.ScrollbarSize = 15;
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style.GrabMinSize = 10;
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style.WindowBorderSize = 1;
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style.ChildBorderSize = 1;
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style.PopupBorderSize = 1;
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style.FrameBorderSize = 1;
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style.TabBorderSize = 1;
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style.WindowRounding = 7;
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style.ChildRounding = 4;
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style.FrameRounding = 3;
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style.PopupRounding = 4;
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style.ScrollbarRounding = 9;
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style.GrabRounding = 3;
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style.LogSliderDeadzone = 4;
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style.TabRounding = 4;
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ImGuiIO& io = ImGui::GetIO();
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static ImFontConfig cfg;
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io.Fonts->AddFontFromFileTTF("./Assets/Fonts/FiraMono-Regular.ttf", 20.0f);
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static ImWchar ranges[] = { 0x1, static_cast<ImWchar>(0x1FFFF), 0 };
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cfg.MergeMode = true;
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cfg.FontBuilderFlags |= ImGuiFreeTypeBuilderFlags_LoadColor;
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io.Fonts->AddFontFromFileTTF("./Assets/Fonts/remixicon.ttf", 18.0f, &cfg, ranges);
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io.ConfigWindowsMoveFromTitleBarOnly = true;
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io.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
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ImNodeGraph::AddFont("./Assets/Fonts/FiraMono-Regular.ttf", 20.0f);
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ImNodeGraph::AddFont("./Assets/Fonts/remixicon.ttf", 18.0f, ranges);
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ImNodeGraph::CreateContext();
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ImGui_ImplSDL2_InitForOpenGL(Window.GetHandle(), Window.GetContext());
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ImGui_ImplOpenGL3_Init("#version 460 core");
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Console::Log(Console::Severity::ALERT, "Initialized ImGui ({})", IMGUI_VERSION);
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}
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void EditorSystem::Draw()
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{
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplSDL2_NewFrame();
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ImGui::NewFrame();
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ImGui::DockSpaceOverViewport(0, ImGui::GetMainViewport(), ImGuiDockNodeFlags_PassthruCentralNode);
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if(ImGui::IsMouseClicked(ImGuiMouseButton_Left))
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{
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ImGui::ResetMouseDragDelta();
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}
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ImGui::ShowDemoWindow();
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for (int i = 0; i < MAX_EDITORS; ++i)
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{
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EditorWindow* editor = Windows[i];
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if(editor == nullptr || !editor->IsOpen()) continue;
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editor->Draw();
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}
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ImGui::Render();
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ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
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}
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void EditorSystem::Shutdown()
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{
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// Shutdown ImGui
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ImGui_ImplOpenGL3_Shutdown();
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ImGui_ImplSDL2_Shutdown();
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ImNodeGraph::DestroyContext();
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ImGui::DestroyContext();
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}
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void EditorSystem::HandleEvents(SDL_Event* event)
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{
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ImGui_ImplSDL2_ProcessEvent(event);
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}
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