SDasherWidget.cpp

#include "SDasherWidget.h"
#include "SlateOptMacros.h"
#include "Styling/CoreStyle.h"
#include "Brushes/SlateColorBrush.h"
#include "Rendering/DrawElements.h"
#include "DasherInterface.h"

#include "Components/SlateWrapperTypes.h"

BEGIN_SLATE_FUNCTION_BUILD_OPTIMIZATION


// ++ This is needed in order to use the localization macro LOCTEXT
#define LOCTEXT_NAMESPACE "SStandardSlateWidget"

//Set the state if we're in the editor or not.
void SDasherWidget::SetEditor(bool EditorState)
{
	IsEditor = EditorState;
}

//Event Handlers
//Mouse position saved for mouse Input
FReply SDasherWidget::HandleMouseMoveEvent(const FGeometry& Geometry, const FPointerEvent& MouseEvent)
{
	if (CurrentlyUsingVectorInput) return FReply::Unhandled();
	//The mouse event only contains the Screen Space Position
	CursorPosition = Geometry.AbsoluteToLocal(MouseEvent.GetScreenSpacePosition());
	return FReply::Handled();
}

FReply SDasherWidget::HandleMouseDownEvent(const FGeometry& Geometry, const FPointerEvent& MouseEvent)
{
	if (CurrentlyUsingVectorInput)
	{
		CurrentlyUsingVectorInput = false;
		return FReply::Handled().LockMouseToWidget(AsShared());
	}
	DasherMainInterface->KeyDown(FDateTime::Now().GetSecond() + FDateTime::Now().GetMillisecond(), 100); //100 is the keycode for LMB
	MouseDownListeners.ExecuteIfBound();
	return FReply::Handled().LockMouseToWidget(AsShared());
}

FReply SDasherWidget::HandleMouseUpEvent(const FGeometry& Geometry, const FPointerEvent& MouseEvent)
{
	if (CurrentlyUsingVectorInput)
	{
		CurrentlyUsingVectorInput = false;
		return FReply::Handled().ReleaseMouseLock();
	}
	DasherMainInterface->KeyUp(FDateTime::Now().GetSecond() + FDateTime::Now().GetMillisecond(), 100); //100 is the keycode for LMB
    MouseUpListeners.ExecuteIfBound();
	return FReply::Handled().ReleaseMouseLock();
}

FReply SDasherWidget::HandleMouseDoubleClickEvent(const FGeometry& Geometry, const FPointerEvent& MouseEvent)
{
	if(CurrentlyUsingVectorInput)
	{
		CurrentlyUsingVectorInput = false;
		return FReply::Handled();
	}
	DasherMainInterface->KeyUp(FDateTime::Now().GetSecond() + FDateTime::Now().GetMillisecond(), 100); //100 is the keycode for LMB
	return FReply::Handled();
}

//Set in the HandleMouseMoveEvent or via Set InputVector
//See tick for geometry things that could be use to modify this.
FVector2D SDasherWidget::GetCursorPosition()
{