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change mouse sequence to blocked whene map borders are reached

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This commit is contained in:
Paolo Chiodi
2010-09-02 20:28:17 +02:00
committed by Chris Forbes
parent 73017d3f5c
commit 669aaab6b4
3 changed files with 80 additions and 22 deletions
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19
OpenRA.Game/Graphics/Viewport.cs
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@@ -55,6 +55,25 @@ namespace OpenRA.Graphics
scrollPosition = newScrollPosition;
}
public ScrollDirection GetBlockedDirections()
{
int2 topLeftBorder = (Game.CellSize* mapStart);
int2 bottomRightBorder = (Game.CellSize* mapEnd);
ScrollDirection blockedDirections = ScrollDirection.None;
if(scrollPosition.Y <= topLeftBorder.Y)
blockedDirections = blockedDirections.Set(ScrollDirection.Up, true);
if(scrollPosition.X <= topLeftBorder.X)
blockedDirections = blockedDirections.Set(ScrollDirection.Left, true);
if(scrollPosition.Y >= bottomRightBorder.Y - screenSize.Y)
blockedDirections = blockedDirections.Set(ScrollDirection.Down, true);
if(scrollPosition.X >= bottomRightBorder.X - screenSize.X)
blockedDirections = blockedDirections.Set(ScrollDirection.Right, true);
return blockedDirections;
}
public Viewport(float2 screenSize, int2 mapStart, int2 mapEnd, Renderer renderer)
{