Step 160: add theme engine and JSON themes

2026-02-09 19:49:03 -07:00
parent 3d919d39c5
commit 300cf070b2
15 changed files with 863 additions and 43 deletions
--- a/editor/tests/step160_test.cpp
+++ b/editor/tests/step160_test.cpp
@@ -0,0 +1,45 @@
+// Step 160 TDD Test: Theme engine
+#include "ThemeEngine.h"
+#include "imgui.h"
+#include <iostream>
+
+static void expect(bool cond, const std::string& name, int& passed, int& failed) {
+    if (cond) {
+        std::cout << "Test " << (passed + failed + 1) << " PASS: " << name << "\n";
+        ++passed;
+    } else {
+        std::cout << "Test " << (passed + failed + 1) << " FAIL: " << name << "\n";
+        ++failed;
+    }
+}
+
+int main() {
+    int passed = 0;
+    int failed = 0;
+
+    ImGui::CreateContext();
+
+    ThemeEngine& themes = ThemeEngine::instance();
+    themes.clear();
+
+    std::string jsonText = R"({
+        "name": "TestTheme",
+        "syntax": { "keyword": "#FF0000" },
+        "editor": { "gutter_bg": "#001122" },
+        "imgui": { "WindowBg": "#112233" }
+    })";
+
+    expect(themes.loadThemeFromJson(jsonText), "load theme from json", passed, failed);
+    expect(themes.applyTheme("TestTheme"), "apply theme", passed, failed);
+
+    ImU32 keyword = themes.syntaxColor(TokenCategory::Keyword, IM_COL32(0,0,0,255));
+    ImU32 gutter = themes.editorColor("gutter_bg", IM_COL32(0,0,0,255));
+    expect(keyword == IM_COL32(255, 0, 0, 255), "syntax color parsed", passed, failed);
+    expect(gutter == IM_COL32(0, 17, 34, 255), "editor color parsed", passed, failed);
+
+    ImGui::DestroyContext();
+
+    std::cout << "\n=== Step 160 Results: " << passed << " passed, "
+              << failed << " failed ===\n";
+    return failed == 0 ? 0 : 1;
+}