VN Textbox Scroll initial version

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

@@ -13,7 +13,9 @@ UILabel::UILabel(SceneItem *item) :
   text(""),
   fontSize(10.0f),
   font(&item->scene->game->renderManager.defaultFont),
-  maxWidth(UI_LABEL_MAX_WIDTH_ALIGN)
+  maxWidth(UI_LABEL_MAX_WIDTH_ALIGN),
+  startQuad(0),
+  quadCount(-1)
 {
 }
 
@@ -30,7 +32,12 @@ void UILabel::updateMesh() {
   if(!this->hasText()) return;
 
   float_t width = this->maxWidth;
-  assertTrue(width == UI_LABEL_MAX_WIDTH_NONE || width == UI_LABEL_MAX_WIDTH_ALIGN || width > 0);
+  assertTrue(
+    width == UI_LABEL_MAX_WIDTH_NONE ||
+    width == UI_LABEL_MAX_WIDTH_ALIGN ||
+    width > 0
+  );
+
   if(width == UI_LABEL_MAX_WIDTH_ALIGN) {
     auto dimensional = this->getParentDimensional();
     auto align = (glm::vec4)this->alignment;
@@ -56,6 +63,8 @@ void UILabel::updateMesh() {
   );
 
   this->needsRebuffering = false;
+
+  this->eventFontRebuffered.invoke();
 }
 
 std::vector<struct ShaderPassItem> UILabel::getPassItems(
@@ -100,7 +109,7 @@ void UILabel::onStart() {
 
   useEffect([&]{
     alignmentNeedsUpdating = true;
-  }, { &fontSize, &font, &text, &maxWidth });
+  }, { &fontSize, &font, &text, &maxWidth, &startQuad, &quadCount });
 
   useEffect([&]{
     needsRebuffering = true;

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

@@ -39,10 +39,14 @@ namespace Dawn {
       StateProperty<float_t> maxWidth;
       /* @optional */
       struct Color textColor = COLOR_WHITE;
+      // @optional
+      StateProperty<int32_t> startQuad;
+      // @optional
+      StateProperty<int32_t> quadCount;
+
+      StateEvent<> eventFontRebuffered;
       
       struct FontMeasure measure;
-      int32_t startQuad = 0;
-      int32_t quadCount = -1;
 
       UILabel(SceneItem *item);