From 58cef2361bbe486aaade4f0bb7ec82ecc178b4e4 Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Wed, 30 Aug 2023 10:04:06 +0200
Subject: [PATCH] impr: Added hint when patterns are still loading

---
 .../include/hex/ui/imgui_imhex_extensions.h         |  1 +
 lib/libimhex/source/ui/imgui_imhex_extensions.cpp   | 13 +++++++++++++
 plugins/builtin/romfs/lang/en_US.json               |  1 +
 plugins/builtin/source/ui/pattern_drawer.cpp        |  4 ++++
 4 files changed, 19 insertions(+)

diff --git a/lib/libimhex/include/hex/ui/imgui_imhex_extensions.h b/lib/libimhex/include/hex/ui/imgui_imhex_extensions.h
index dfd773e5b..3dbf71b9d 100644
--- a/lib/libimhex/include/hex/ui/imgui_imhex_extensions.h
+++ b/lib/libimhex/include/hex/ui/imgui_imhex_extensions.h
@@ -245,4 +245,5 @@ namespace ImGui {
     bool DimmedIconButton(const char *symbol, ImVec4 color, ImVec2 size_arg = ImVec2(0, 0));
     bool DimmedIconToggle(const char *icon, bool *v);
 
+    void TextOverlay(const char *text, ImVec2 pos);
 }
\ No newline at end of file
diff --git a/lib/libimhex/source/ui/imgui_imhex_extensions.cpp b/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
index 014c35a24..111091c4a 100644
--- a/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
+++ b/lib/libimhex/source/ui/imgui_imhex_extensions.cpp
@@ -810,4 +810,17 @@ namespace ImGui {
         return toggled;
     }
 
+    void TextOverlay(const char *text, ImVec2 pos) {
+        const auto textSize = ImGui::CalcTextSize(text);
+        const auto textPos  = pos - textSize / 2;
+        const auto margin   = ImGui::GetStyle().FramePadding * 2;
+        const auto textRect = ImRect(textPos - margin, textPos + textSize + margin);
+
+        auto drawList = ImGui::GetForegroundDrawList();
+
+        drawList->AddRectFilled(textRect.Min, textRect.Max, ImGui::GetColorU32(ImGuiCol_WindowBg) | 0xFF000000);
+        drawList->AddRect(textRect.Min, textRect.Max, ImGui::GetColorU32(ImGuiCol_Border));
+        drawList->AddText(textPos, ImGui::GetColorU32(ImGuiCol_Text), text);
+    }
+
 }
\ No newline at end of file
diff --git a/plugins/builtin/romfs/lang/en_US.json b/plugins/builtin/romfs/lang/en_US.json
index 41f100e7a..ec3c26f90 100644
--- a/plugins/builtin/romfs/lang/en_US.json
+++ b/plugins/builtin/romfs/lang/en_US.json
@@ -436,6 +436,7 @@
         "hex.builtin.pattern_drawer.tree_style.auto_expanded": "Auto Expanded Tree",
         "hex.builtin.pattern_drawer.tree_style.flattened": "Flattened",
         "hex.builtin.pattern_drawer.type": "Type",
+        "hex.builtin.pattern_drawer.updating": "Updating patterns...",
         "hex.builtin.pattern_drawer.value": "Value",
         "hex.builtin.pattern_drawer.var_name": "Name",
         "hex.builtin.pattern_drawer.visualizer.unknown": "Unknown visualizer",
diff --git a/plugins/builtin/source/ui/pattern_drawer.cpp b/plugins/builtin/source/ui/pattern_drawer.cpp
index edee73944..684cc2a02 100644
--- a/plugins/builtin/source/ui/pattern_drawer.cpp
+++ b/plugins/builtin/source/ui/pattern_drawer.cpp
@@ -1167,6 +1167,10 @@ namespace hex::plugin::builtin::ui {
 
             ImGui::EndTable();
         }
+
+        if (this->m_favoritesUpdateTask.isRunning()) {
+            ImGui::TextOverlay("hex.builtin.pattern_drawer.updating"_lang, ImGui::GetWindowPos() + ImGui::GetWindowSize() / 2);
+        }
     }
 
     void PatternDrawer::reset() {