public void Snapshot_PostSnapshot_SnapshotShoudntChange()
{
int width = 200;
int height = 200;
int viewportX = 30;
int viewportY = 30;
float gameScale = 2.0f;
IPixelMapper pixelMapper = new PixelMapper();
pixelMapper.SetViewPortSize(width, height);
pixelMapper.AdjustGameScale(gameScale);
pixelMapper.SetViewPort(viewportX, viewportY);
IPixelMapper actual = pixelMapper.Snapshot();
pixelMapper.AdjustGameScale(0.5f);
pixelMapper.SetViewPort(0, 0);
Assert.Equal(-viewportX, actual.ViewPortX);
Assert.Equal(-viewportY, actual.ViewPortY);
Assert.Equal(gameScale, actual.GameScale);
Assert.Equal(width, actual.ViewPortWidth);
Assert.Equal(height, actual.ViewPortHeight);
}
public void AdjustGameScale_DoubleZoomIn_CorrectViewportWorldPosition()
{
const int ScreenSize = 200;
IPixelMapper pixelMapper = new PixelMapper();
pixelMapper.SetViewPortSize(ScreenSize, ScreenSize);
// Set the inital viewport to be at 100,100
pixelMapper.SetViewPort(100, 100);
pixelMapper.LogData(_output);
Assert.Equal(100, -pixelMapper.ViewPortX);
Assert.Equal(100, -pixelMapper.ViewPortY);
pixelMapper.AdjustGameScale(2f);
pixelMapper.LogData(_output);
Assert.Equal(300, -pixelMapper.ViewPortX);
Assert.Equal(300, -pixelMapper.ViewPortY);
pixelMapper.AdjustGameScale(2f);
pixelMapper.LogData(_output);
Assert.Equal(700, -pixelMapper.ViewPortX);
Assert.Equal(700, -pixelMapper.ViewPortY);
}
public void Snapshot_FullySetup()
{
int width = 200;
int height = 200;
int viewportX = 30;
int viewportY = 30;
IPixelMapper pixelMapper = new PixelMapper();
pixelMapper.SetViewPortSize(width, height);
pixelMapper.SetViewPort(viewportX, viewportY);
pixelMapper.AdjustGameScale(2f);
IPixelMapper actual = pixelMapper.Snapshot();
AssertSnapshotsSame(pixelMapper, actual);
}
public void AdjustGameScale_SingleZoomOut_CorrectViewportWorldPosition()
{
const int GameSize = 100;
const int ScreenSize = 200;
IPixelMapper pixelMapper = new PixelMapper();
pixelMapper.Initialize(GameSize, GameSize);
pixelMapper.SetViewPortSize(ScreenSize, ScreenSize);
// Set the inital viewport to be at 100,100
pixelMapper.SetViewPort(100, 100);
pixelMapper.LogData(_output);
Assert.Equal(100, -pixelMapper.ViewPortX);
Assert.Equal(100, -pixelMapper.ViewPortY);
pixelMapper.AdjustGameScale(0.5f);
pixelMapper.LogData(_output);
Assert.Equal(0, -pixelMapper.ViewPortX);
Assert.Equal(0, -pixelMapper.ViewPortY);
}