feat: ui refactor of doom and despair

1 files changed, 62 insertions, 0 deletions

diff --git a/src/ui/theme.h b/src/ui/theme.h
new file mode 100644
index 0000000..798d9fc
--- /dev/null
+++ b/src/ui/theme.h
@@ -0,0 +1,62 @@
+#pragma once
+
+#include <imgui.h>
+
+#include <filesystem>
+#include <string>
+#include <vector>
+
+namespace Hsdbg
+{
+    // a small semantic palette, not a full ImGuiCol table: the ui derives every
+    // interactive state and the accent from these level-based tokens (light or dark)
+    struct Theme
+    {
+        std::string name = "Midnight";
+
+        // neutral palette: the theme's identity
+        ImVec4 text = ImVec4(0.925f, 0.933f, 0.953f, 1.00f);    // primary foreground
+        ImVec4 text_dim = ImVec4(0.514f, 0.545f, 0.620f, 1.00f); // muted labels
+        ImVec4 bg = ImVec4(0.082f, 0.086f, 0.110f, 1.00f);       // window body
+        ImVec4 bg_low = ImVec4(0.063f, 0.067f, 0.086f, 1.00f);   // deepest: titles, tracks
+        ImVec4 bg_high = ImVec4(0.118f, 0.125f, 0.157f, 1.00f);  // raised: inputs, headers
+        ImVec4 surface = ImVec4(0.149f, 0.161f, 0.200f, 1.00f);  // button base, grabs
+        ImVec4 border = ImVec4(0.212f, 0.227f, 0.278f, 1.00f);
+
+        // seeded into the live preferences when the theme is chosen, so the accent /
+        // rounding / syntax pickers reflect it yet stay tweakable
+        ImVec4 accent = ImVec4(0.302f, 0.714f, 0.769f, 1.00f);
+        float rounding = 6.0f;
+        float window_border = 1.0f;
+
+        // editor syntax colours, also copied into the live preferences on select
+        ImVec4 syntax_keyword = ImVec4(0.337f, 0.612f, 0.839f, 1.00f);
+        ImVec4 syntax_type = ImVec4(0.306f, 0.788f, 0.690f, 1.00f);
+        ImVec4 syntax_string = ImVec4(0.808f, 0.569f, 0.471f, 1.00f);
+        ImVec4 syntax_number = ImVec4(0.710f, 0.808f, 0.659f, 1.00f);
+        ImVec4 syntax_comment = ImVec4(0.416f, 0.600f, 0.333f, 1.00f);
+        ImVec4 syntax_preprocessor = ImVec4(0.773f, 0.525f, 0.753f, 1.00f);
+        ImVec4 current_line = ImVec4(0.227f, 0.282f, 0.180f, 1.00f);
+    };
+
+    // a theme file on disk: the stem is the stable id persisted in preferences,
+    // the name is what the picker shows
+    struct ThemeEntry
+    {
+        std::string id;   // filename stem, e.g. "midnight"
+        std::string name; // display name from [theme].name, else the stem
+        std::filesystem::path path;
+    };
+
+    // the built-in fallback, used when no theme file can be read so the ui never
+    // comes up unstyled
+    auto default_theme() -> Theme;
+
+    // every *.toml in the directory, sorted by display name; missing directory
+    // yields an empty list
+    auto list_themes(const std::filesystem::path& dir) -> std::vector<ThemeEntry>;
+
+    // parse one theme file; any field the file omits keeps the default, and a
+    // file that cannot be opened returns default_theme()
+    auto load_theme(const std::filesystem::path& path) -> Theme;
+}