Add MVP main menu placeholder

2026-05-18 20:48:37 -07:00
parent 63c6adc4ac
commit 4aec203ba6
6 changed files with 273 additions and 1 deletions
@@ -0,0 +1,117 @@
+// Copyright Pacificao. All Rights Reserved.
+
+#include "AgrarianMvpFrontendWidget.h"
+
+#include "Rendering/DrawElements.h"
+#include "Styling/CoreStyle.h"
+
+void UAgrarianMvpFrontendWidget::SetActiveScreen(EAgrarianMvpFrontendScreen NewScreen)
+{
+	ActiveScreen = NewScreen;
+	InvalidateLayoutAndVolatility();
+}
+
+int32 UAgrarianMvpFrontendWidget::NativePaint(
+	const FPaintArgs& Args,
+	const FGeometry& AllottedGeometry,
+	const FSlateRect& MyCullingRect,
+	FSlateWindowElementList& OutDrawElements,
+	int32 LayerId,
+	const FWidgetStyle& InWidgetStyle,
+	bool bParentEnabled) const
+{
+	LayerId = Super::NativePaint(Args, AllottedGeometry, MyCullingRect, OutDrawElements, LayerId, InWidgetStyle, bParentEnabled);
+
+	const FVector2D Size = AllottedGeometry.GetLocalSize();
+	const float Scale = FMath::Clamp(UiScale, 0.75f, 1.5f);
+
+	FSlateDrawElement::MakeBox(
+		OutDrawElements,
+		++LayerId,
+		AllottedGeometry.ToPaintGeometry(FVector2f(Size), FSlateLayoutTransform(FVector2f::ZeroVector)),
+		FCoreStyle::Get().GetBrush(TEXT("WhiteBrush")),
+		ESlateDrawEffect::None,
+		FLinearColor(0.015f, 0.018f, 0.014f, 0.92f));
+
+	const FVector2D PanelSize(
+		FMath::Min(Size.X - 48.0f, 780.0f * Scale),
+		FMath::Min(Size.Y - 48.0f, 430.0f * Scale));
+	const FVector2D PanelPosition(
+		(Size.X - PanelSize.X) * 0.5f,
+		(Size.Y - PanelSize.Y) * 0.5f);
+
+	FSlateDrawElement::MakeBox(
+		OutDrawElements,
+		++LayerId,
+		AllottedGeometry.ToPaintGeometry(FVector2f(PanelSize), FSlateLayoutTransform(FVector2f(PanelPosition))),
+		FCoreStyle::Get().GetBrush(TEXT("WhiteBrush")),
+		ESlateDrawEffect::None,
+		FLinearColor(0.035f, 0.045f, 0.034f, 0.96f));
+
+	FSlateDrawElement::MakeBox(
+		OutDrawElements,
+		++LayerId,
+		AllottedGeometry.ToPaintGeometry(FVector2f(PanelSize.X, 4.0f * Scale), FSlateLayoutTransform(FVector2f(PanelPosition))),
+		FCoreStyle::Get().GetBrush(TEXT("WhiteBrush")),
+		ESlateDrawEffect::None,
+		FLinearColor(0.45f, 0.72f, 0.40f, 1.0f));
+
+	if (ActiveScreen == EAgrarianMvpFrontendScreen::MainMenu)
+	{
+		DrawMainMenu(OutDrawElements, LayerId, AllottedGeometry, PanelPosition, PanelSize, Scale);
+	}
+
+	return LayerId;
+}
+
+void UAgrarianMvpFrontendWidget::DrawMainMenu(
+	FSlateWindowElementList& OutDrawElements,
+	int32& LayerId,
+	const FGeometry& AllottedGeometry,
+	const FVector2D& PanelPosition,
+	const FVector2D& PanelSize,
+	float Scale) const
+{
+	const float ContentX = PanelPosition.X + (48.0f * Scale);
+	const float ContentWidth = PanelSize.X - (96.0f * Scale);
+	const FSlateFontInfo TitleFont = FCoreStyle::GetDefaultFontStyle("Bold", FMath::RoundToInt(54.0f * Scale));
+	const FSlateFontInfo SubtitleFont = FCoreStyle::GetDefaultFontStyle("Regular", FMath::RoundToInt(22.0f * Scale));
+	const FSlateFontInfo ButtonFont = FCoreStyle::GetDefaultFontStyle("Bold", FMath::RoundToInt(24.0f * Scale));
+	const FSlateFontInfo HintFont = FCoreStyle::GetDefaultFontStyle("Regular", FMath::RoundToInt(16.0f * Scale));
+
+	DrawTextAt(OutDrawElements, LayerId, AllottedGeometry, MainMenuTitle, FVector2D(ContentX, PanelPosition.Y + (58.0f * Scale)), ContentWidth, TitleFont, FLinearColor(0.92f, 0.98f, 0.84f, 1.0f));
+	DrawTextAt(OutDrawElements, LayerId, AllottedGeometry, MainMenuSubtitle, FVector2D(ContentX + (4.0f * Scale), PanelPosition.Y + (128.0f * Scale)), ContentWidth, SubtitleFont, FLinearColor(0.72f, 0.80f, 0.68f, 1.0f));
+
+	const FVector2D ButtonPosition(ContentX, PanelPosition.Y + (230.0f * Scale));
+	const FVector2D ButtonSize(FMath::Min(ContentWidth, 280.0f * Scale), 58.0f * Scale);
+	FSlateDrawElement::MakeBox(
+		OutDrawElements,
+		++LayerId,
+		AllottedGeometry.ToPaintGeometry(FVector2f(ButtonSize), FSlateLayoutTransform(FVector2f(ButtonPosition))),
+		FCoreStyle::Get().GetBrush(TEXT("WhiteBrush")),
+		ESlateDrawEffect::None,
+		FLinearColor(0.35f, 0.58f, 0.30f, 0.95f));
+
+	DrawTextAt(OutDrawElements, LayerId, AllottedGeometry, PrimaryActionLabel, ButtonPosition + FVector2D(22.0f * Scale, 12.0f * Scale), ButtonSize.X - (44.0f * Scale), ButtonFont, FLinearColor(0.96f, 1.0f, 0.90f, 1.0f));
+	DrawTextAt(OutDrawElements, LayerId, AllottedGeometry, FText::FromString(TEXT("Placeholder flow: splash, startup credits, character selection, join, loading, then Ground Zero.")), FVector2D(ContentX, PanelPosition.Y + PanelSize.Y - (66.0f * Scale)), ContentWidth, HintFont, FLinearColor(0.62f, 0.68f, 0.58f, 1.0f));
+}
+
+void UAgrarianMvpFrontendWidget::DrawTextAt(
+	FSlateWindowElementList& OutDrawElements,
+	int32& LayerId,
+	const FGeometry& AllottedGeometry,
+	const FText& Text,
+	const FVector2D& Position,
+	float Width,
+	const FSlateFontInfo& Font,
+	const FLinearColor& Color) const
+{
+	FSlateDrawElement::MakeText(
+		OutDrawElements,
+		++LayerId,
+		AllottedGeometry.ToPaintGeometry(FVector2f(FMath::Max(96.0f, Width), Font.Size + 18.0f), FSlateLayoutTransform(FVector2f(Position))),
+		Text,
+		Font,
+		ESlateDrawEffect::None,
+		Color);
+}