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using Godot;
using UI.MapEditor;
using Color = Godot.Color;
namespace UI.MapEditorTools;
public partial class MarkAreaTool : Node2D
{
//鼠标悬停颜色
private static Color _sideColor = new Color(1, 1, 1, 1);
private static Color _sideHoverColor = new Color(0.65f, 0.65f, 0.65f, 1);
private static Color _cornerColor = new Color(1, 1, 1, 1);
private static Color _cornerHoverColor = new Color(0.65f, 0.65f, 0.65f, 1);
//鼠标悬停状态
private bool _mouseInL = false;
private bool _mouseInR = false;
private bool _mouseInT = false;
private bool _mouseInB = false;
private bool _mouseInLT = false;
private bool _mouseInRT = false;
private bool _mouseInLB = false;
private bool _mouseInRB = false;
//是否绘制角
private bool _showCornerBlock = false;
private MarkInfo _markInfo;
private MarkTool _markTool;
private MapEditorTools.ToolRoot _toolRoot;
/// <summary>
/// 是否正在拖拽中
/// </summary>
public bool IsDrag { get; private set; } = false;
private Vector2 _startMousePosition;
private Vector2 _prevMousePosition;
private Vector2 _startPosition;
private float _startWidth;
private float _startHeight;
public void InitData(MapEditorTools.ToolRoot toolRoot, MarkTool markTool)
{
_toolRoot = toolRoot;
_markTool = markTool;
_markInfo = markTool.MarkInfo;
_startWidth = _markInfo.Size.X;
_startHeight = _markInfo.Size.Y;
}
public override void _Process(double delta)
{
if (!Visible || _markInfo == null || _toolRoot.UiPanel.IsOpenPopUps || !_toolRoot.UiPanel.S_ToolRoot.Instance.Visible)
{
return;
}
_showCornerBlock = _markInfo.Size.X >= 4 && _markInfo.Size.Y >= 4;
var globalMousePosition = GetGlobalMousePosition();
if (IsDrag) //按下拖拽按钮
{
if (!Input.IsMouseButtonPressed(MouseButton.Left)) //松开拖拽
{
if (_markInfo.Size.X != _startWidth || _markInfo.Size.Y != _startHeight)
{
_startWidth = _markInfo.Size.X;
_startHeight = _markInfo.Size.Y;
//派发修改事件
EventManager.EmitEvent(EventEnum.OnEditorDirty);
}
IsDrag = false;
}
else //拖拽中
{
var pos = globalMousePosition;
if (pos != _prevMousePosition)
{
if (_mouseInL)
{
var offset = globalMousePosition - _startMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offset.X));
_markInfo.Size = new SerializeVector2(newWidth, _markInfo.Size.Y);
}
else if (_mouseInR)
{
var offset = _startMousePosition - globalMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offset.X));
_markInfo.Size = new SerializeVector2(newWidth, _markInfo.Size.Y);
}
else if (_mouseInT)
{
var offset = globalMousePosition - _startMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newHeight = Mathf.Max(0, (int)(_startHeight - offset.Y));
_markInfo.Size = new SerializeVector2(_markInfo.Size.X, newHeight);
}
else if (_mouseInB)
{
var offset = _startMousePosition - globalMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newHeight = Mathf.Max(0, (int)(_startHeight - offset.Y));
_markInfo.Size = new SerializeVector2(_markInfo.Size.X, newHeight);
}
//----------------------------------------------------------------------------------
else if (_mouseInLT)
{
var offset = globalMousePosition - _startMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offset.X));
var newHeight = Mathf.Max(0, (int)(_startHeight - offset.Y));
_markInfo.Size = new SerializeVector2(newWidth, newHeight);
}
else if (_mouseInLB)
{
var offsetX = (globalMousePosition.X - _startMousePosition.X) / _toolRoot.Instance.Scale.X * 2f;
var offsetY = (_startMousePosition.Y - globalMousePosition.Y) / _toolRoot.Instance.Scale.Y * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offsetX));
var newHeight = Mathf.Max(0, (int)(_startHeight - offsetY));
_markInfo.Size = new SerializeVector2(newWidth, newHeight);
}
else if (_mouseInRT)
{
var offsetX = (_startMousePosition.X - globalMousePosition.X) / _toolRoot.Instance.Scale.X * 2f;
var offsetY = (globalMousePosition.Y - _startMousePosition.Y) / _toolRoot.Instance.Scale.Y * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offsetX));
var newHeight = Mathf.Max(0, (int)(_startHeight - offsetY));
_markInfo.Size = new SerializeVector2(newWidth, newHeight);
}
else if (_mouseInRB)
{
var offset = _startMousePosition - globalMousePosition;
offset = offset / _toolRoot.Instance.Scale * 2f;
var newWidth = Mathf.Max(0, (int)(_startWidth - offset.X));
var newHeight = Mathf.Max(0, (int)(_startHeight - offset.Y));
_markInfo.Size = new SerializeVector2(newWidth, newHeight);
}
_prevMousePosition = pos;
}
}
}
else //未被拖拽
{
_mouseInL = false;
_mouseInR = false;
_mouseInT = false;
_mouseInB = false;
_mouseInLT = false;
_mouseInRT = false;
_mouseInLB = false;
_mouseInRB = false;
var flag = false;
//必须要选中
if (_toolRoot.UiPanel.EditorMap.Instance.MouseType == EditorTileMap.MouseButtonType.Edit)
{
var mousePosition = GetLocalMousePosition();
//判断鼠标是否在点上
if (_showCornerBlock && Utils.IsPositionInRect(mousePosition, GetLeftTopRect()))
{
_mouseInLT = true;
flag = true;
}
else if (_showCornerBlock && Utils.IsPositionInRect(mousePosition, GetRightTopRect()))
{
_mouseInRT = true;
flag = true;
}
else if (_showCornerBlock && Utils.IsPositionInRect(mousePosition, GetLeftBottomRect()))
{
_mouseInLB = true;
flag = true;
}
else if (_showCornerBlock && Utils.IsPositionInRect(mousePosition, GetRightBottomRect()))
{
_mouseInRB = true;
flag = true;
}
else if (Utils.IsPositionInRect(mousePosition, GetLeftRect()))
{
_mouseInL = true;
flag = true;
}
else if (Utils.IsPositionInRect(mousePosition, GetRightRect()))
{
_mouseInR = true;
flag = true;
}
else if (Utils.IsPositionInRect(mousePosition, GetTopRect()))
{
_mouseInT = true;
flag = true;
}
else if (Utils.IsPositionInRect(mousePosition, GetBottomRect()))
{
_mouseInB = true;
flag = true;
}
}
if (flag)
{
if (Input.IsMouseButtonPressed(MouseButton.Left))
{
IsDrag = true;
_startMousePosition = globalMousePosition;
_prevMousePosition = _startMousePosition;
_startPosition = _markTool.Position;
_startWidth = _markInfo.Size.X;
_startHeight = _markInfo.Size.Y;
}
}
}
if (Visible)
{
QueueRedraw();
}
}
public override void _Draw()
{
//绘制边框
DrawRect(GetTopRect(), _mouseInT ? _sideHoverColor : _sideColor);
DrawRect(GetBottomRect(), _mouseInB ? _sideHoverColor : _sideColor);
DrawRect(GetLeftRect(), _mouseInL ? _sideHoverColor : _sideColor);
DrawRect(GetRightRect(), _mouseInR ? _sideHoverColor : _sideColor);
if (_showCornerBlock)
{
//绘制角
DrawRect(GetLeftTopRect(), _mouseInLT ? _cornerHoverColor : _cornerColor);
DrawRect(GetLeftBottomRect(), _mouseInLB ? _cornerHoverColor : _cornerColor);
DrawRect(GetRightTopRect(), _mouseInRT ? _cornerHoverColor : _cornerColor);
DrawRect(GetRightBottomRect(), _mouseInRB ? _cornerHoverColor : _cornerColor);
}
}
private Rect2 GetTopRect()
{
return new Rect2(-(_markInfo.Size.X + 2) / 2f + 0.5f, -(_markInfo.Size.Y + 2) / 2f - 0.5f, (_markInfo.Size.X + 2) - 1, 1);
}
private Rect2 GetBottomRect()
{
return new Rect2(-(_markInfo.Size.X + 2) / 2f + 0.5f, (_markInfo.Size.Y + 2) / 2f - 0.5f, (_markInfo.Size.X + 2) - 1, 1);
}
private Rect2 GetLeftRect()
{
return new Rect2(-(_markInfo.Size.X + 2) / 2f - 0.5f, -(_markInfo.Size.Y + 2) / 2f + 0.5f, 1, (_markInfo.Size.Y + 2) - 1);
}
private Rect2 GetRightRect()
{
return new Rect2((_markInfo.Size.X + 2) / 2f - 0.5f, -(_markInfo.Size.Y + 2) / 2f + 0.5f, 1, (_markInfo.Size.Y + 2) - 1);
}
private Rect2 GetLeftTopRect()
{
return new Rect2(-(_markInfo.Size.X + 2) / 2f - 1.5f, -(_markInfo.Size.Y + 2) / 2f - 1.5f, 3, 3);
}
private Rect2 GetLeftBottomRect()
{
return new Rect2(-(_markInfo.Size.X + 2) / 2f - 1.5f, (_markInfo.Size.Y + 2) / 2f - 1.5f, 3, 3);
}
private Rect2 GetRightTopRect()
{
return new Rect2((_markInfo.Size.X + 2) / 2f - 1.5f, -(_markInfo.Size.Y + 2) / 2f - 1.5f, 3, 3);
}
private Rect2 GetRightBottomRect()
{
return new Rect2((_markInfo.Size.X + 2) / 2f - 1.5f, (_markInfo.Size.Y + 2) / 2f - 1.5f, 3, 3);
}
}