#include "stdafx.h"
#include "ImguiHelper.h"

ImFont* ImguiFonts::pFont_DIN_Black_16 = {};
ImFont* ImguiFonts::pFont_DIN_Regular_14 = {};
ImFont* ImguiFonts::pFont_DIN_Regular_10 = {};
ImFont* ImguiFonts::pFont_DIN_Black_18 = {};

//Prevents Warning LNK4221 > Caused by empty source files in a Library
__declspec(dllexport) void getRidOfLNK4221_ImguiHelper() {}

void ImguiStyles::Apply_GoldAndBlack()
{
    ImGuiStyle* style = &ImGui::GetStyle();
    ImVec4* colors = style->Colors;

    colors[ImGuiCol_Text] = ImVec4(0.92f, 0.92f, 0.92f, 1.00f);
    colors[ImGuiCol_TextDisabled] = ImVec4(0.44f, 0.44f, 0.44f, 1.00f);
    colors[ImGuiCol_WindowBg] = ImVec4(0.06f, 0.06f, 0.06f, 1.00f);
    colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
    colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
    colors[ImGuiCol_Border] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
    colors[ImGuiCol_FrameBg] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
    colors[ImGuiCol_FrameBgHovered] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_FrameBgActive] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_TitleBg] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_TitleBgActive] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 0.51f);
    colors[ImGuiCol_MenuBarBg] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
    colors[ImGuiCol_ScrollbarBg] = ImVec4(0.06f, 0.06f, 0.06f, 0.53f);
    colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.21f, 0.21f, 0.21f, 1.00f);
    colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.47f, 0.47f, 0.47f, 1.00f);
    colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.81f, 0.83f, 0.81f, 1.00f);
    colors[ImGuiCol_CheckMark] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_SliderGrab] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_SliderGrabActive] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_Button] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_ButtonHovered] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_ButtonActive] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_Header] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_HeaderHovered] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_HeaderActive] = ImVec4(0.93f, 0.65f, 0.14f, 1.00f);
    colors[ImGuiCol_Separator] = ImVec4(0.21f, 0.21f, 0.21f, 1.00f);
    colors[ImGuiCol_SeparatorHovered] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_SeparatorActive] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_ResizeGrip] = ImVec4(0.21f, 0.21f, 0.21f, 1.00f);
    colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_ResizeGripActive] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_Tab] = ImVec4(0.51f, 0.36f, 0.15f, 1.00f);
    colors[ImGuiCol_TabHovered] = ImVec4(0.91f, 0.64f, 0.13f, 1.00f);
    colors[ImGuiCol_TabActive] = ImVec4(0.78f, 0.55f, 0.21f, 1.00f);
    colors[ImGuiCol_TabUnfocused] = ImVec4(0.07f, 0.10f, 0.15f, 0.97f);
    colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.14f, 0.26f, 0.42f, 1.00f);
    colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f);
    colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
    colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
    colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
    colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
    colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
    colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
    colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
    colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);

    style->FramePadding = ImVec2(4, 2);
    style->ItemSpacing = ImVec2(10, 2);
    style->IndentSpacing = 12;
    style->ScrollbarSize = 10;

    style->WindowRounding = 4;
    style->FrameRounding = 4;
    style->PopupRounding = 4;
    style->ScrollbarRounding = 6;
    style->GrabRounding = 4;
    style->TabRounding = 4;

    style->WindowTitleAlign = ImVec2(1.0f, 0.5f);
    style->WindowMenuButtonPosition = ImGuiDir_Right;

    style->DisplaySafeAreaPadding = ImVec2(4, 4);
}

void ImguiStyles::Apply_Custom(bool dark, float alpha)
{
    ImGuiStyle& style = ImGui::GetStyle();

    // light style from Pacôme Danhiez (user itamago) https://github.com/ocornut/imgui/pull/511#issuecomment-175719267
    style.Alpha = 1.0f;
    style.FrameRounding = 3.0f;
    style.Colors[ImGuiCol_Text] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
    style.Colors[ImGuiCol_TextDisabled] = ImVec4(0.60f, 0.60f, 0.60f, 1.00f);
    style.Colors[ImGuiCol_WindowBg] = ImVec4(0.94f, 0.94f, 0.94f, 0.94f);
    //style.Colors[ImGuiCol_ChildWindowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
    style.Colors[ImGuiCol_PopupBg] = ImVec4(1.00f, 1.00f, 1.00f, 0.94f);
    style.Colors[ImGuiCol_Border] = ImVec4(0.00f, 0.00f, 0.00f, 0.39f);
    style.Colors[ImGuiCol_BorderShadow] = ImVec4(1.00f, 1.00f, 1.00f, 0.10f);
    style.Colors[ImGuiCol_FrameBg] = ImVec4(1.00f, 1.00f, 1.00f, 0.94f);
    style.Colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
    style.Colors[ImGuiCol_FrameBgActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
    style.Colors[ImGuiCol_TitleBg] = ImVec4(0.96f, 0.96f, 0.96f, 1.00f);
    style.Colors[ImGuiCol_TitleBgCollapsed] = ImVec4(1.00f, 1.00f, 1.00f, 0.51f);
    style.Colors[ImGuiCol_TitleBgActive] = ImVec4(0.82f, 0.82f, 0.82f, 1.00f);
    style.Colors[ImGuiCol_MenuBarBg] = ImVec4(0.86f, 0.86f, 0.86f, 1.00f);
    style.Colors[ImGuiCol_ScrollbarBg] = ImVec4(0.98f, 0.98f, 0.98f, 0.53f);
    style.Colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.69f, 0.69f, 0.69f, 1.00f);
    style.Colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.59f, 0.59f, 0.59f, 1.00f);
    style.Colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.49f, 0.49f, 0.49f, 1.00f);
    //style.Colors[ImGuiCol_ComboBg] = ImVec4(0.86f, 0.86f, 0.86f, 0.99f);
    style.Colors[ImGuiCol_CheckMark] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    style.Colors[ImGuiCol_SliderGrab] = ImVec4(0.24f, 0.52f, 0.88f, 1.00f);
    style.Colors[ImGuiCol_SliderGrabActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    style.Colors[ImGuiCol_Button] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f);
    style.Colors[ImGuiCol_ButtonHovered] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    style.Colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f);
    style.Colors[ImGuiCol_Header] = ImVec4(0.26f, 0.59f, 0.98f, 0.31f);
    style.Colors[ImGuiCol_HeaderHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f);
    style.Colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    //style.Colors[ImGuiCol_Column] = ImVec4(0.39f, 0.39f, 0.39f, 1.00f);
    //style.Colors[ImGuiCol_ColumnHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.78f);
    //style.Colors[ImGuiCol_ColumnActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
    style.Colors[ImGuiCol_ResizeGrip] = ImVec4(1.00f, 1.00f, 1.00f, 0.50f);
    style.Colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f);
    style.Colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
    //style.Colors[ImGuiCol_CloseButton] = ImVec4(0.59f, 0.59f, 0.59f, 0.50f);
    //style.Colors[ImGuiCol_CloseButtonHovered] = ImVec4(0.98f, 0.39f, 0.36f, 1.00f);
    //style.Colors[ImGuiCol_CloseButtonActive] = ImVec4(0.98f, 0.39f, 0.36f, 1.00f);
    style.Colors[ImGuiCol_PlotLines] = ImVec4(0.39f, 0.39f, 0.39f, 1.00f);
    style.Colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
    style.Colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
    style.Colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
    style.Colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
    //style.Colors[ImGuiCol_ModalWindowDarkening] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);

    if (dark)
    {
        for (int i = 0; i <= ImGuiCol_COUNT; i++)
        {
            ImVec4& col = style.Colors[i];
            float H, S, V;
            ImGui::ColorConvertRGBtoHSV(col.x, col.y, col.z, H, S, V);

            if (S < 0.1f)
            {
                V = 1.0f - V;
            }
            ImGui::ColorConvertHSVtoRGB(H, S, V, col.x, col.y, col.z);
            if (col.w < 1.00f)
            {
                col.w *= alpha;
            }
        }
    }
    else
    {
        for (int i = 0; i <= ImGuiCol_COUNT; i++)
        {
            ImVec4& col = style.Colors[i];
            if (col.w < 1.00f)
            {
                col.x *= alpha;
                col.y *= alpha;
                col.z *= alpha;
                col.w *= alpha;
            }
        }
    }
}