Refactor tooltip display

scwx-qt/source/scwx/qt/gl/draw/placefile_icons.cpp

@@ -1,7 +1,7 @@
 #include <scwx/qt/gl/draw/placefile_icons.hpp>
-#include <scwx/qt/util/imgui.hpp>
 #include <scwx/qt/util/maplibre.hpp>
 #include <scwx/qt/util/texture_atlas.hpp>
+#include <scwx/qt/util/tooltip.hpp>
 #include <scwx/util/logger.hpp>
 
 #include <execution>
@@ -685,7 +685,7 @@ void PlacefileIcons::Impl::Update(bool textureAtlasChanged)
 bool PlacefileIcons::RunMousePicking(
    const QMapLibreGL::CustomLayerRenderParameters& params,
    const QPointF& /* mouseLocalPos */,
-   const QPointF& /* mouseGlobalPos */,
+   const QPointF&   mouseGlobalPos,
    const glm::vec2& mouseCoords)
 {
    std::unique_lock lock {p->iconMutex_};
@@ -774,7 +774,7 @@ bool PlacefileIcons::RunMousePicking(
    if (it != p->currentHoverIcons_.crend())
    {
       itemPicked = true;
-      util::ImGui::Instance().DrawTooltip(it->di_->hoverText_);
+      util::tooltip::Show(it->di_->hoverText_, mouseGlobalPos);
    }
 
    return itemPicked;

scwx-qt/source/scwx/qt/gl/draw/placefile_lines.cpp

@@ -1,7 +1,7 @@
 #include <scwx/qt/gl/draw/placefile_lines.hpp>
 #include <scwx/qt/util/geographic_lib.hpp>
-#include <scwx/qt/util/imgui.hpp>
 #include <scwx/qt/util/maplibre.hpp>
+#include <scwx/qt/util/tooltip.hpp>
 #include <scwx/util/logger.hpp>
 
 #include <execution>
@@ -498,7 +498,7 @@ void PlacefileLines::Impl::Update()
 bool PlacefileLines::RunMousePicking(
    const QMapLibreGL::CustomLayerRenderParameters& params,
    const QPointF& /* mouseLocalPos */,
-   const QPointF& /* mouseGlobalPos */,
+   const QPointF&   mouseGlobalPos,
    const glm::vec2& mouseCoords)
 {
    std::unique_lock lock {p->lineMutex_};
@@ -589,7 +589,7 @@ bool PlacefileLines::RunMousePicking(
    if (it != p->currentHoverLines_.crend())
    {
       itemPicked = true;
-      util::ImGui::Instance().DrawTooltip(it->di_->hoverText_);
+      util::tooltip::Show(it->di_->hoverText_, mouseGlobalPos);
    }
 
    return itemPicked;

scwx-qt/source/scwx/qt/gl/draw/placefile_text.cpp

@@ -1,6 +1,6 @@
 #include <scwx/qt/gl/draw/placefile_text.hpp>
-#include <scwx/qt/util/imgui.hpp>
 #include <scwx/qt/util/maplibre.hpp>
+#include <scwx/qt/util/tooltip.hpp>
 #include <scwx/util/logger.hpp>
 
 #include <fmt/format.h>
@@ -210,7 +210,7 @@ void PlacefileText::Deinitialize()
 bool PlacefileText::RunMousePicking(
    const QMapLibreGL::CustomLayerRenderParameters& /* params */,
    const QPointF& /* mouseLocalPos */,
-   const QPointF& /* mouseGlobalPos */,
+   const QPointF& mouseGlobalPos,
    const glm::vec2& /* mouseCoords */)
 {
    bool itemPicked = false;
@@ -219,7 +219,7 @@ bool PlacefileText::RunMousePicking(
    if (!p->hoverText_.empty())
    {
       itemPicked = true;
-      util::ImGui::Instance().DrawTooltip(p->hoverText_);
+      util::tooltip::Show(p->hoverText_, mouseGlobalPos);
    }
 
    return itemPicked;

scwx-qt/source/scwx/qt/map/map_widget.cpp

@@ -14,6 +14,7 @@
 #include <scwx/qt/model/imgui_context_model.hpp>
 #include <scwx/qt/util/file.hpp>
 #include <scwx/qt/util/maplibre.hpp>
+#include <scwx/qt/util/tooltip.hpp>
 #include <scwx/qt/view/radar_product_view_factory.hpp>
 #include <scwx/util/logger.hpp>
 #include <scwx/util/time.hpp>
@@ -1062,6 +1063,7 @@ void MapWidgetImpl::RunMousePicking()
 
    // For each layer in reverse
    // TODO: All Generic Layers, not just Placefile Layers
+   bool itemPicked = false;
    for (auto it = placefileLayers_.rbegin(); it != placefileLayers_.rend();
         ++it)
    {
@@ -1070,9 +1072,16 @@ void MapWidgetImpl::RunMousePicking()
              params, lastPos_, lastGlobalPos_, mouseScreenCoordinate))
       {
          // If a draw item was picked, don't process additional layers
+         itemPicked = true;
          break;
       }
    }
+
+   // If no draw item was picked, hide the tooltip
+   if (!itemPicked)
+   {
+      util::tooltip::Hide();
+   }
 }
 
 void MapWidget::mapChanged(QMapLibreGL::Map::MapChange mapChange)

scwx-qt/source/scwx/qt/util/imgui.cpp

@@ -1,12 +1,10 @@
 #include <scwx/qt/util/imgui.hpp>
 #include <scwx/qt/manager/resource_manager.hpp>
 #include <scwx/qt/manager/settings_manager.hpp>
-#include <scwx/qt/settings/text_settings.hpp>
 #include <scwx/util/logger.hpp>
 
 #include <mutex>
 
-#include <TextFlow.hpp>
 #include <imgui.h>
 
 namespace scwx
@@ -89,23 +87,9 @@ void ImGui::DrawTooltip(const std::string& hoverText)
 {
    p->Initialize();
 
-   std::size_t textWidth = static_cast<std::size_t>(
-      settings::TextSettings::Instance().hover_text_wrap().GetValue());
-
-   // Wrap text if enabled
-   std::string wrappedText {};
-   if (textWidth > 0)
-   {
-      wrappedText = TextFlow::Column(hoverText).width(textWidth).toString();
-   }
-
-   // Display text is either wrapped or unwrapped text (do this to avoid copy
-   // when not wrapping)
-   const std::string& displayText = (textWidth > 0) ? wrappedText : hoverText;
-
    ::ImGui::BeginTooltip();
    ::ImGui::PushFont(p->monospaceFont_);
-   ::ImGui::TextUnformatted(displayText.c_str());
+   ::ImGui::TextUnformatted(hoverText.c_str());
    ::ImGui::PopFont();
    ::ImGui::EndTooltip();
 }

scwx-qt/source/scwx/qt/util/tooltip.cpp

@@ -0,0 +1,42 @@
+#include <scwx/qt/util/tooltip.hpp>
+#include <scwx/qt/settings/text_settings.hpp>
+#include <scwx/qt/util/imgui.hpp>
+
+#include <TextFlow.hpp>
+
+namespace scwx
+{
+namespace qt
+{
+namespace util
+{
+namespace tooltip
+{
+
+static const std::string logPrefix_ = "scwx::qt::util::tooltip";
+
+void Show(const std::string& text, const QPointF& /* mouseGlobalPos */)
+{
+   std::size_t textWidth = static_cast<std::size_t>(
+      settings::TextSettings::Instance().hover_text_wrap().GetValue());
+
+   // Wrap text if enabled
+   std::string wrappedText {};
+   if (textWidth > 0)
+   {
+      wrappedText = TextFlow::Column(text).width(textWidth).toString();
+   }
+
+   // Display text is either wrapped or unwrapped text (do this to avoid copy
+   // when not wrapping)
+   const std::string& displayText = (textWidth > 0) ? wrappedText : text;
+
+   util::ImGui::Instance().DrawTooltip(displayText);
+}
+
+void Hide() {}
+
+} // namespace tooltip
+} // namespace util
+} // namespace qt
+} // namespace scwx

scwx-qt/source/scwx/qt/util/tooltip.hpp

@@ -0,0 +1,22 @@
+#pragma once
+
+#include <string>
+
+#include <QPoint>
+
+namespace scwx
+{
+namespace qt
+{
+namespace util
+{
+namespace tooltip
+{
+
+void Show(const std::string& text, const QPointF& mouseGlobalPos);
+void Hide();
+
+} // namespace tooltip
+} // namespace util
+} // namespace qt
+} // namespace scwx