[add]: Custom UI Font

1 files changed, 121 insertions, 1 deletions

diff --git a/src/Core/Window.cpp b/src/Core/Window.cpp
index d60ebc9..f6f1d4e 100644
--- a/src/Core/Window.cpp
+++ b/src/Core/Window.cpp
@@ -1,3 +1,4 @@
+#include <glad/glad.h>
 #include "Window.h"
 
 #include <cstdint>
@@ -118,7 +119,8 @@ namespace Donut
         io.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
         io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable;
 
-        ImGui::StyleColorsDark();
+        SetupImGuiFonts();
+        ApplyImGuiTheme();
 
         ImGuiStyle& style = ImGui::GetStyle();
         if (io.ConfigFlags & ImGuiConfigFlags_ViewportsEnable)
@@ -133,6 +135,124 @@ namespace Donut
         DONUT_INFO("ImGUI initialized successfully");
     }
 
+    void Window::SetupImGuiFonts()
+    {
+        ImGuiIO& io = ImGui::GetIO();
+        io.Fonts->Clear();
+        
+        m_MainFont = io.Fonts->AddFontFromFileTTF("Assets/Fonts/Inter/static/Inter_18pt-Regular.ttf", 16.0f);
+        if (!m_MainFont)
+        {
+            DONUT_WARN("Failed to load Inter font, falling back to default");
+            m_MainFont = io.Fonts->AddFontDefault();
+        }
+        else
+            DONUT_INFO("Successfully loaded Inter font");
+        
+        m_LargeFont = io.Fonts->AddFontFromFileTTF("Assets/Fonts/Inter/static/Inter_18pt-Bold.ttf", 20.0f);
+        if (!m_LargeFont)
+            m_LargeFont = m_MainFont;
+        
+        m_SmallFont = io.Fonts->AddFontFromFileTTF("Assets/Fonts/Inter/static/Inter_18pt-Light.ttf", 12.0f);
+        if (!m_SmallFont)
+            m_SmallFont = m_MainFont;
+        
+        io.FontDefault = m_MainFont;
+        DONUT_INFO("ImGUI fonts loaded successfully");
+    }
+
+    void Window::ApplyImGuiTheme()
+    {
+        ImGuiStyle& style = ImGui::GetStyle();
+        ImVec4* colors = style.Colors;
+
+        colors[ImGuiCol_Text]                   = ImVec4(0.95f, 0.95f, 0.95f, 1.00f);
+        colors[ImGuiCol_TextDisabled]           = ImVec4(0.50f, 0.50f, 0.50f, 1.00f);
+        colors[ImGuiCol_WindowBg]               = ImVec4(0.13f, 0.14f, 0.15f, 1.00f);
+        colors[ImGuiCol_ChildBg]                = ImVec4(0.13f, 0.14f, 0.15f, 1.00f);
+        colors[ImGuiCol_PopupBg]                = ImVec4(0.13f, 0.14f, 0.15f, 1.00f);
+        colors[ImGuiCol_Border]                 = ImVec4(0.25f, 0.25f, 0.26f, 0.54f);
+        colors[ImGuiCol_BorderShadow]           = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
+        colors[ImGuiCol_FrameBg]                = ImVec4(0.25f, 0.25f, 0.26f, 1.00f);
+        colors[ImGuiCol_FrameBgHovered]         = ImVec4(0.38f, 0.38f, 0.39f, 1.00f);
+        colors[ImGuiCol_FrameBgActive]          = ImVec4(0.67f, 0.67f, 0.67f, 0.39f);
+        colors[ImGuiCol_TitleBg]                = ImVec4(0.08f, 0.08f, 0.09f, 1.00f);
+        colors[ImGuiCol_TitleBgActive]          = ImVec4(0.08f, 0.08f, 0.09f, 1.00f);
+        colors[ImGuiCol_TitleBgCollapsed]       = ImVec4(0.00f, 0.00f, 0.00f, 0.51f);
+        colors[ImGuiCol_MenuBarBg]              = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
+        colors[ImGuiCol_ScrollbarBg]            = ImVec4(0.02f, 0.02f, 0.02f, 0.53f);
+        colors[ImGuiCol_ScrollbarGrab]          = ImVec4(0.31f, 0.31f, 0.31f, 1.00f);
+        colors[ImGuiCol_ScrollbarGrabHovered]   = ImVec4(0.41f, 0.41f, 0.41f, 1.00f);
+        colors[ImGuiCol_ScrollbarGrabActive]    = ImVec4(0.51f, 0.51f, 0.51f, 1.00f);
+        colors[ImGuiCol_CheckMark]              = ImVec4(0.11f, 0.64f, 0.92f, 1.00f);
+        colors[ImGuiCol_SliderGrab]             = ImVec4(0.11f, 0.64f, 0.92f, 1.00f);
+        colors[ImGuiCol_SliderGrabActive]       = ImVec4(0.08f, 0.50f, 0.72f, 1.00f);
+        colors[ImGuiCol_Button]                 = ImVec4(0.25f, 0.25f, 0.26f, 1.00f);
+        colors[ImGuiCol_ButtonHovered]          = ImVec4(0.38f, 0.38f, 0.39f, 1.00f);
+        colors[ImGuiCol_ButtonActive]           = ImVec4(0.67f, 0.67f, 0.67f, 0.39f);
+        colors[ImGuiCol_Header]                 = ImVec4(0.22f, 0.22f, 0.22f, 1.00f);
+        colors[ImGuiCol_HeaderHovered]          = ImVec4(0.25f, 0.25f, 0.26f, 1.00f);
+        colors[ImGuiCol_HeaderActive]           = ImVec4(0.67f, 0.67f, 0.67f, 0.39f);
+        colors[ImGuiCol_Separator]              = ImVec4(0.43f, 0.43f, 0.50f, 0.50f);
+        colors[ImGuiCol_SeparatorHovered]       = ImVec4(0.41f, 0.42f, 0.44f, 1.00f);
+        colors[ImGuiCol_SeparatorActive]        = ImVec4(0.42f, 0.42f, 0.44f, 1.00f);
+        colors[ImGuiCol_ResizeGrip]             = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
+        colors[ImGuiCol_ResizeGripHovered]      = ImVec4(0.29f, 0.30f, 0.31f, 0.67f);
+        colors[ImGuiCol_ResizeGripActive]       = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
+        colors[ImGuiCol_Tab]                    = ImVec4(0.08f, 0.08f, 0.09f, 0.83f);
+        colors[ImGuiCol_TabHovered]             = ImVec4(0.33f, 0.34f, 0.36f, 0.83f);
+        colors[ImGuiCol_TabActive]              = ImVec4(0.23f, 0.23f, 0.24f, 1.00f);
+        colors[ImGuiCol_TabUnfocused]           = ImVec4(0.08f, 0.08f, 0.09f, 0.97f);
+        colors[ImGuiCol_TabUnfocusedActive]     = ImVec4(0.13f, 0.14f, 0.15f, 1.00f);
+        colors[ImGuiCol_DockingPreview]         = ImVec4(0.26f, 0.59f, 0.98f, 0.70f);
+        colors[ImGuiCol_DockingEmptyBg]         = ImVec4(0.20f, 0.20f, 0.20f, 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(0.11f, 0.64f, 0.92f, 1.00f);
+        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.WindowPadding     = ImVec2(8, 8);
+        style.FramePadding      = ImVec2(5, 2);
+        style.CellPadding       = ImVec2(6, 4);
+        style.ItemSpacing       = ImVec2(6, 4);
+        style.ItemInnerSpacing  = ImVec2(4, 4);
+        style.IndentSpacing     = 21;
+        style.ScrollbarSize     = 14;
+        style.GrabMinSize       = 10;
+
+        style.WindowBorderSize  = 1;
+        style.ChildBorderSize   = 1;
+        style.PopupBorderSize   = 1;
+        style.FrameBorderSize   = 0;
+        style.TabBorderSize     = 0;
+
+        style.WindowRounding    = 7;
+        style.ChildRounding     = 4;
+        style.FrameRounding     = 3;
+        style.PopupRounding     = 4;
+        style.ScrollbarRounding = 9;
+        style.GrabRounding      = 3;
+        style.TabRounding       = 4;
+
+        style.WindowTitleAlign  = ImVec2(0.5f, 0.5f);
+        style.ButtonTextAlign   = ImVec2(0.5f, 0.5f);
+        style.SelectableTextAlign = ImVec2(0.0f, 0.0f);
+
+        style.DisplaySafeAreaPadding = ImVec2(3, 3);
+        
+        style.Alpha = 1.0f;
+        style.DisabledAlpha = 0.6f;
+        
+        ImGuiIO& io = ImGui::GetIO();
+        io.FontGlobalScale = 1.0f;
+    }
+
     void Window::ShutdownImGui()
     {
         ImGui_ImplOpenGL3_Shutdown();