Half done with Scene Component Parsing

src/dawn/scene/components/CMakeLists.txt

@@ -4,6 +4,7 @@
 # https://opensource.org/licenses/MIT
 
 # Subdirs
+add_subdirectory(debug)
 add_subdirectory(display)
 add_subdirectory(example)
 add_subdirectory(physics)

src/dawn/scene/components/debug/CMakeLists.txt

@@ -0,0 +1,10 @@
+# Copyright (c) 2023 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DAWN_TARGET_NAME}
+  PRIVATE
+    FPSLabelComponent.cpp
+)

src/dawn/scene/components/debug/FPSLabelComponent.cpp

@@ -0,0 +1,23 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include "FPSLabelComponent.hpp"
+
+using namespace Dawn;
+
+FPSLabelComponent::FPSLabelComponent(SceneItem *item) :
+  SceneItemComponent(item)
+{
+  
+}
+
+void FPSLabelComponent::onStart() {
+  useEvent([&](float_t delta){
+    if(this->label == nullptr) return;
+    std::string strFps = std::to_string((int32_t)(1.0f / delta));
+    std::string strTick = std::to_string((int32_t)(delta * 1000.0f));
+    label->text = strFps + "FPS (" + strTick + "ms)";
+  }, this->item->scene->eventSceneUnpausedUpdate);
+}

src/dawn/scene/components/debug/FPSLabelComponent.hpp

@@ -0,0 +1,16 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "scene/components/ui/UILabel.hpp"
+
+namespace Dawn {
+  class FPSLabelComponent : public SceneItemComponent {
+    public:
+      UILabel *label;
+      FPSLabelComponent(SceneItem *item);
+      void onStart() override;
+  };
+}

src/dawn/scene/components/ui/UILabel.hpp

@@ -29,11 +29,17 @@ namespace Dawn {
       void updateMesh();
 
     public:
+      //@optional
       StateProperty<std::string> text;
+      // @optional
       StateProperty<float_t> fontSize;
+      /* @optional */
       StateProperty<Font*> font;
+      /* @optional */
       StateProperty<float_t> maxWidth;
+      /* @optional */
       struct Color textColor = COLOR_WHITE;
+      
       struct FontMeasure measure;
       int32_t startQuad = 0;
       int32_t quadCount = -1;