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Use ImGui Manager to create contexts

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This commit is contained in:
Dan Paulat 2022-11-27 11:01:35 -06:00
parent ee2ec329da
commit 0f8b8d73f9
3 changed files with 37 additions and 80 deletions
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28
scwx-qt/source/scwx/qt/map/map_widget.cpp
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@ -1,5 +1,6 @@
#include <scwx/qt/map/map_widget.hpp>
#include <scwx/qt/gl/gl.hpp>
#include <scwx/qt/manager/imgui_manager.hpp>
#include <scwx/qt/manager/radar_product_manager.hpp>
#include <scwx/qt/manager/settings_manager.hpp>
#include <scwx/qt/map/alert_layer.hpp>
@ -61,7 +62,7 @@ public:
settings_(settings),
map_(),
layerList_ {},
imGuiContext_ {ImGui::CreateContext()},
imGuiRendererInitialized_ {false},
radarProductManager_ {nullptr},
radarProductLayer_ {nullptr},
alertLayer_ {std::make_shared<AlertLayer>(context_)},
@ -82,14 +83,11 @@ public:
SetRadarSite(scwx::qt::manager::SettingsManager::general_settings()
->default_radar_site());
// Set ImGui Context
ImGui::SetCurrentContext(imGuiContext_);
// ImGui Configuration
auto& io = ImGui::GetIO();
// Disable automatic configuration loading/saving
io.IniFilename = nullptr;
// Create ImGui Context
static size_t currentMapId_ {0u};
imGuiContextName_ = std::format("Map {}", ++currentMapId_);
imGuiContext_ =
manager::ImGuiManager::Instance().CreateContext(imGuiContextName_);
// Initialize ImGui Qt backend
ImGui_ImplQt_Init();
@ -102,9 +100,14 @@ public:
ImGui::SetCurrentContext(imGuiContext_);
// Shutdown ImGui Context
ImGui_ImplOpenGL3_Shutdown();
if (imGuiRendererInitialized_)
{
ImGui_ImplOpenGL3_Shutdown();
}
ImGui_ImplQt_Shutdown();
ImGui::DestroyContext(imGuiContext_);
// Destroy ImGui Context
manager::ImGuiManager::Instance().DestroyContext(imGuiContextName_);
}
void AddLayer(const std::string& id,
@ -129,6 +132,8 @@ public:
std::list<std::string> layerList_;
ImGuiContext* imGuiContext_;
std::string imGuiContextName_;
bool imGuiRendererInitialized_;
std::shared_ptr<manager::RadarProductManager> radarProductManager_;
@ -676,6 +681,7 @@ void MapWidget::initializeGL()
// Initialize ImGui OpenGL3 backend
ImGui::SetCurrentContext(p->imGuiContext_);
ImGui_ImplOpenGL3_Init();
p->imGuiRendererInitialized_ = true;
p->map_.reset(
new QMapLibreGL::Map(nullptr, p->settings_, size(), pixelRatio()));