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SelectionRectangle forms in all directions

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This commit is contained in:
Niklas Ulf Anders Cullberg
2012-10-03 11:01:41 +02:00
parent 8a75c98f48
commit 4658decf32
1 changed files with 190 additions and 169 deletions
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DepthsBelow/DepthsBelow/MouseInput.cs
+23 -2
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@@ -23,6 +23,7 @@ namespace DepthsBelow
Vector2 directionNow;
bool checkingDirection = false;
bool readjust = false;
public MouseInput(Core core)
@@ -52,14 +53,34 @@ namespace DepthsBelow
// Selection rectangle
if (ms.LeftButton == ButtonState.Pressed)
{
if (selectionRectangle == Rectangle.Empty)
{
directionStart = mouseWorldPos;
selectionRectangle = new Rectangle((int)mouseWorldPos.X, (int)mouseWorldPos.Y, 0, 0);
readjust = false;
}
else
{
selectionRectangle.Width = (int)mouseWorldPos.X - selectionRectangle.X;
selectionRectangle.Height = (int)mouseWorldPos.Y - selectionRectangle.Y;
if (mouseWorldPos.X > directionStart.X && mouseWorldPos.Y < directionStart.Y || mouseWorldPos.X < directionStart.X && mouseWorldPos.Y > directionStart.Y)
{
int rectangleX = (int)mouseWorldPos.X - ((int)mouseWorldPos.X - (int)directionStart.X);
int rectangleY = (int)mouseWorldPos.Y;
int rectangleWidth = (int)mouseWorldPos.X - (int)directionStart.X;
int rectangleHeight = (int)directionStart.Y - (int)mouseWorldPos.Y;
selectionRectangle = new Rectangle(rectangleX, rectangleY, rectangleWidth, rectangleHeight);
readjust = true;
}
else
{
if (readjust == true)
{
selectionRectangle = new Rectangle((int)directionStart.X, (int)directionStart.Y, 0, 0);
}
selectionRectangle.Width = (int)mouseWorldPos.X - selectionRectangle.X;
selectionRectangle.Height = (int)mouseWorldPos.Y - selectionRectangle.Y;
readjust = false;
}
}
}
// When the mouse is released