imgui_layer/imgui_layer.cpp at stable · dearcpp/imgui_layer · GitHub

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#include"imgui_layer.hpp"

#include<unified/application/application.hpp>

#include<GLFW/glfw3.h>

UNIFIED_BEGIN_NAMESPACE
UNIFIED_MODULES_BEGIN_NAMESPACE

voidImGuiLayer::Create(Application *application) {
ImGui::CreateContext();
ImGui_ImplGlfw_InitForOpenGL(static_cast<GLFWwindow*>(application->get_native_window()), true);
ImGui_ImplOpenGL3_Init("#version 330 core");
ApplyDefaultStyle(ImGui::GetStyle());
}

voidImGuiLayer::Destroy() {
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
}

voidImGuiLayer::OnPreUpdate() {
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
}

voidImGuiLayer::OnPostUpdate() {
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
}

voidImGuiLayer::ApplyDefaultStyle(ImGuiStyle &style) {
 ImVec4 *colors = style.Colors;

 colors[ImGuiCol_Text] = ImVec4(1.000f, 1.000f, 1.000f, 1.000f);
 colors[ImGuiCol_TextDisabled] = ImVec4(0.500f, 0.500f, 0.500f, 1.000f);
 colors[ImGuiCol_WindowBg] = ImVec4(0.180f, 0.180f, 0.180f, 0.700f);
 colors[ImGuiCol_ChildBg] = ImVec4(0.280f, 0.280f, 0.280f, 0.000f);
 colors[ImGuiCol_PopupBg] = ImVec4(0.313f, 0.313f, 0.313f, 0.700f);
 colors[ImGuiCol_Border] = ImVec4(0.266f, 0.266f, 0.266f, 0.700f);
 colors[ImGuiCol_BorderShadow] = ImVec4(0.000f, 0.000f, 0.000f, 0.000f);
 colors[ImGuiCol_FrameBg] = ImVec4(0.160f, 0.160f, 0.160f, 0.700f);
 colors[ImGuiCol_FrameBgHovered] = ImVec4(0.200f, 0.200f, 0.200f, 0.700f);
 colors[ImGuiCol_FrameBgActive] = ImVec4(0.280f, 0.280f, 0.280f, 0.700f);
 colors[ImGuiCol_TitleBg] = ImVec4(0.148f, 0.148f, 0.148f, 0.700f);
 colors[ImGuiCol_TitleBgActive] = ImVec4(0.148f, 0.148f, 0.148f, 0.700f);
 colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.148f, 0.148f, 0.148f, 0.700f);
 colors[ImGuiCol_MenuBarBg] = ImVec4(0.195f, 0.195f, 0.195f, 1.000f);
 colors[ImGuiCol_ScrollbarBg] = ImVec4(0.160f, 0.160f, 0.160f, 1.000f);
 colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.277f, 0.277f, 0.277f, 1.000f);
 colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.300f, 0.300f, 0.300f, 1.000f);
 colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_CheckMark] = ImVec4(1.000f, 1.000f, 1.000f, 1.000f);
 colors[ImGuiCol_SliderGrab] = ImVec4(0.391f, 0.391f, 0.391f, 1.000f);
 colors[ImGuiCol_SliderGrabActive] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_Button] = ImVec4(1.000f, 1.000f, 1.000f, 0.000f);
 colors[ImGuiCol_ButtonHovered] = ImVec4(1.000f, 1.000f, 1.000f, 0.156f);
 colors[ImGuiCol_ButtonActive] = ImVec4(1.000f, 1.000f, 1.000f, 0.391f);
 colors[ImGuiCol_Header] = ImVec4(0.313f, 0.313f, 0.313f, 1.000f);
 colors[ImGuiCol_HeaderHovered] = ImVec4(0.469f, 0.469f, 0.469f, 1.000f);
 colors[ImGuiCol_HeaderActive] = ImVec4(0.469f, 0.469f, 0.469f, 1.000f);
 colors[ImGuiCol_Separator] = ImVec4(0.266f, 0.266f, 0.266f, 1.000f);
 colors[ImGuiCol_SeparatorHovered] = ImVec4(0.391f, 0.391f, 0.391f, 1.000f);
 colors[ImGuiCol_SeparatorActive] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_ResizeGrip] = ImVec4(1.000f, 1.000f, 1.000f, 0.250f);
 colors[ImGuiCol_ResizeGripHovered] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_ResizeGripActive] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_Tab] = ImVec4(0.098f, 0.098f, 0.098f, 1.000f);
 colors[ImGuiCol_TabHovered] = ImVec4(0.352f, 0.352f, 0.352f, 1.000f);
 colors[ImGuiCol_TabActive] = ImVec4(0.195f, 0.195f, 0.195f, 1.000f);
 colors[ImGuiCol_TabUnfocused] = ImVec4(0.098f, 0.098f, 0.098f, 1.000f);
 colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.195f, 0.195f, 0.195f, 1.000f);
 colors[ImGuiCol_PlotLines] = ImVec4(0.469f, 0.469f, 0.469f, 1.000f);
 colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_PlotHistogram] = ImVec4(0.586f, 0.586f, 0.586f, 1.000f);
 colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_TextSelectedBg] = ImVec4(1.000f, 1.000f, 1.000f, 0.156f);
 colors[ImGuiCol_DragDropTarget] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_NavHighlight] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.000f, 1.000f, 1.000f, 0.670f);
 colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.000f, 0.000f, 0.000f, 0.586f);
 colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.000f, 0.000f, 0.000f, 0.586f);

 style.ChildRounding = 2.0f;
 style.FrameBorderSize = 1.0f;
 style.FrameRounding = 1.0f;
 style.GrabMinSize = 7.0f;
 style.PopupRounding = 2.0f;
 style.ScrollbarRounding = 12.0f;
 style.ScrollbarSize = 13.0f;
 style.TabBorderSize = 1.0f;
 style.TabRounding = 0.0f;
 style.WindowRounding = 4.0f;
}

UNIFIED_END_NAMESPACE
UNIFIED_MODULES_END_NAMESPACE