bool IsFree(MyObject obj, int x, int y)
{
Rect myRectangleObj = new Rect();
myRectangleObj.Location = new Point(x, y);
myRectangleObj.Size = new Size(obj.Width, obj.Height);
foreach (var item in area.LMyObject)
{
Rect myRectangle = new Rect();
// The Location property specifies the coordinates of the upper left-hand
// corner of the rectangle.
myRectangle.Location = new Point(item.X, item.Y);
myRectangle.Size = new Size(item.Width, item.Height);
//bool flag = false;
//if (
// ((x <= item.X + item.Width && x >= item.X) || (x + obj.Width >= item.X && x + obj.Width <= item.X + item.Width))
// &&
// ((y <= item.Y + item.Height && y >= item.Y) || (y + obj.Height >= item.Y && y + obj.Height <= item.Y + item.Height))
// )
// return false;
//if (x == item.X && y == item.Y || x + obj.Width == item.X + item.Width && y + obj.Height == item.Y + item.Height)
// return false;
if (myRectangle.IntersectsWith(myRectangleObj) || (obj.Width + x) > (Area.Width) || (obj.Height + y) > (Area.Height))
return false;
}
return true;
}
private int getRegion(MyObject obj)
{
Rect myRectangleObj = new Rect();
myRectangleObj.Location = new Point(obj.X, obj.Y);
myRectangleObj.Size = new Size(obj.Width, obj.Height);
List<TempRect> Sr = new List<TempRect>(); // лист площадей пересечений
foreach (var item in area.LReg)
{
Rect myRectangle = new Rect();
myRectangle.Location = new Point(item.X, item.Y);
myRectangle.Size = new Size(Region.Width, Region.Height);
Rect temp = Rect.Intersect(myRectangleObj, myRectangle);
if (!temp.IsEmpty)
{
TempRect tr = new TempRect();
tr.Sr = temp.Height * temp.Width;
tr.Number = item.Number;
Sr.Add(tr);
}
}
try
{
return Sr.FirstOrDefault(p => p.Sr == Sr.Max(pr => pr.Sr)).Number;
}
catch
{
return 0;
}
}
private void DrawMyObj(MyObject obj)
{
Rectangle rectangle = new Rectangle();
rectangle.Height = obj.Height;
rectangle.Width = obj.Width;
rectangle.Stroke = new SolidColorBrush(Colors.Black);
rectangle.StrokeThickness = 0.2;
rectangle.Fill = new SolidColorBrush(Colors.Yellow);
Canvas.SetLeft(rectangle, obj.X);
Canvas.SetTop(rectangle, obj.Y);
CanvasArea.Children.Add(rectangle);
}
public MyObject NewObject(int Width, int Height)
{
MyObject obj = new MyObject();
obj.Width = Width;
obj.Height = Height;
if (setСoordinates(obj) != null)
{
obj.region = new Region(getRegion(obj));
return obj;
}
else
return null;
}
MyObject setСoordinates(MyObject obj)
{
if (area.LMyObject.Count == 0)
{
obj.X = 0;
obj.Y = 0;
area.LMyObject.Add(obj);
return obj;
}
if (obj.Width >= obj.Height)
{
for (int i = 0; i < Area.Height; i++)
{
for (int j = 0; j < Area.Width; j++)
{
if (IsFree(obj, j, i))
{
obj.X = j;
obj.Y = i;
area.LMyObject.Add(obj);
return obj;
}
}
}
}
else
{
for (int i = 0; i < Area.Width; i++)
{
for (int j = 0; j < Area.Height; j++)
{
if (IsFree(obj, i, j))
{
obj.X = i;
obj.Y = j;
area.LMyObject.Add(obj);
return obj;
}
}
}
}
return null;
//if (obj.Width >= obj.Height)
//{
// foreach (var item in area.LMyObject)
// {
// int dx = item.X + item.Width;
// int dy = item.Y;
// if (IsFree(obj, dx, dy))
// {
// obj.X = dx;
// obj.Y = dy;
// area.LMyObject.Add(obj);
// return obj;
// }
// }
// foreach (var item in area.LMyObject)
// {
// int dx = item.X;
// int dy = item.Y + item.Height;
// if (IsFree(obj, dx, dy))
// {
// obj.X = dx;
// obj.Y = dy;
// area.LMyObject.Add(obj);
// return obj;
// }
// }
//}
//else
//{
// foreach (var item in area.LMyObject)
// {
// int dx = item.X;
// int dy = item.Y + item.Height;
// if (IsFree(obj, dx, dy))
// {
// obj.X = dx;
// obj.Y = dy;
// area.LMyObject.Add(obj);
// return obj;
// }
// }
// foreach (var item in area.LMyObject)
// {
// int dx = item.X + item.Width;
// int dy = item.Y;
// if (IsFree(obj, dx, dy))
// {
// obj.X = dx;
// obj.Y = dy;
// area.LMyObject.Add(obj);
// return obj;
// }
// }
//}
//return null;
}