chore: sync from fn-registry agent

2026-05-11 16:28:44 +02:00
commit f1e2c1cd19
25 changed files with 3973 additions and 0 deletions
@@ -0,0 +1,76 @@
+#include "demo.h"
+#include "core/tokens.h"
+#include <cstdio>
+
+namespace gallery {
+
+void demo_header(const char* name, const char* version, const char* description) {
+    using namespace fn_tokens;
+
+    ImGui::SetWindowFontScale(1.4f);
+    ImGui::TextUnformatted(name);
+    ImGui::SetWindowFontScale(1.0f);
+
+    ImGui::SameLine();
+    ImGui::PushStyleColor(ImGuiCol_Text, colors::text_dim);
+    ImGui::Text("  %s", version);
+    ImGui::PopStyleColor();
+
+    if (description && *description) {
+        ImGui::PushStyleColor(ImGuiCol_Text, colors::text_muted);
+        ImGui::TextWrapped("%s", description);
+        ImGui::PopStyleColor();
+    }
+    ImGui::Separator();
+    ImGui::Dummy(ImVec2(0, spacing::sm));
+}
+
+void section(const char* title) {
+    using namespace fn_tokens;
+    ImGui::Dummy(ImVec2(0, spacing::sm));
+    ImGui::PushStyleColor(ImGuiCol_Text, colors::text_muted);
+    ImGui::TextUnformatted(title);
+    ImGui::PopStyleColor();
+    ImGui::Separator();
+    ImGui::Dummy(ImVec2(0, spacing::xs));
+}
+
+void variant_label(const char* text) {
+    ImGui::PushStyleColor(ImGuiCol_Text, fn_tokens::colors::text_dim);
+    ImGui::TextUnformatted(text);
+    ImGui::PopStyleColor();
+}
+
+void code_block(const char* code) {
+    using namespace fn_tokens;
+    ImGui::Dummy(ImVec2(0, spacing::sm));
+    ImGui::PushStyleColor(ImGuiCol_Text, colors::text_dim);
+    ImGui::TextUnformatted("// example");
+    ImGui::PopStyleColor();
+
+    ImGui::PushStyleColor(ImGuiCol_ChildBg, colors::bg);
+    ImGui::PushStyleColor(ImGuiCol_Border,  colors::border);
+    ImGui::PushStyleVar(ImGuiStyleVar_ChildRounding,   radius::sm);
+    ImGui::PushStyleVar(ImGuiStyleVar_ChildBorderSize, 1.0f);
+    ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding,   ImVec2(spacing::md, spacing::sm));
+
+    // Altura: aprox lineas * line-height
+    int lines = 1;
+    for (const char* p = code; *p; ++p) if (*p == '\n') ++lines;
+    float h = lines * ImGui::GetTextLineHeightWithSpacing() + spacing::md;
+
+    char id[32];
+    std::snprintf(id, sizeof(id), "##code_%p", (const void*)code);
+    ImGui::BeginChild(id, ImVec2(0, h),
+                      ImGuiChildFlags_Borders,
+                      ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoScrollWithMouse);
+    ImGui::PushStyleColor(ImGuiCol_Text, colors::text);
+    ImGui::TextUnformatted(code);
+    ImGui::PopStyleColor();
+    ImGui::EndChild();
+
+    ImGui::PopStyleVar(3);
+    ImGui::PopStyleColor(2);
+}
+
+} // namespace gallery