public FCrop(ChangeTracker changeTracker)
{
this.changeTracker = changeTracker;
InitializeComponent();
CropTransform = new CropTransform();
}
protected override void ResetTransform()
{
CropTransform = new CropTransform
{
OriginalHeight = originalHeight,
OriginalWidth = originalWidth
};
}
public FCrop(ChangeTracker changeTracker, ThumbnailRenderer thumbnailRenderer)
{
this.changeTracker = changeTracker;
this.thumbnailRenderer = thumbnailRenderer;
InitializeComponent();
CropTransform = new CropTransform();
}
public Bitmap PostProcessStep1(Image output, ScanProfile profile, bool supportsNativeUI = true)
{
double scaleFactor = 1;
if (!profile.UseNativeUi || !supportsNativeUI)
{
scaleFactor = profile.AfterScanScale.ToIntScaleFactor();
}
var result = ImageScaleHelper.ScaleImage(output, scaleFactor);
if ((profile.UseNativeUi && supportsNativeUI) || (!profile.ForcePageSize && !profile.ForcePageSizeCrop))
{
return(result);
}
var width = output.Width / output.HorizontalResolution;
var height = output.Height / output.VerticalResolution;
if (float.IsNaN(width) || float.IsNaN(height))
{
width = output.Width;
height = output.Height;
}
var pageDimensions = profile.PageSize.PageDimensions() ?? profile.CustomPageSize;
if (pageDimensions.Width > pageDimensions.Height && width < height)
{
if (profile.ForcePageSizeCrop)
{
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.HeightInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.WidthInInches()) * output.VerticalResolution)
}.Perform(result);
}
else
{
result.SafeSetResolution((float)(output.Width / pageDimensions.HeightInInches()),
(float)(output.Height / pageDimensions.WidthInInches()));
}
}
else
{
if (profile.ForcePageSizeCrop)
{
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.WidthInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.HeightInInches()) * output.VerticalResolution)
}.Perform(result);
}
else
{
result.SafeSetResolution((float)(output.Width / pageDimensions.WidthInInches()), (float)(output.Height / pageDimensions.HeightInInches()));
}
}
return(result);
}
public void FromPercentages()
{
var crop = CropTransform.Parse("crop(50%,50%,960,540)");
Assert.Equal(Unit.Percent(50), crop.X);
Assert.Equal(Unit.Percent(50), crop.Y);
Assert.Equal(960, crop.Width);
Assert.Equal(540, crop.Height);
Assert.Equal("crop(50%,50%,960,540)", crop.ToString());
}
public void B()
{
var crop = CropTransform.Parse("crop(x:0,y:0,width:960,height:540)");
Assert.Equal(0d, crop.X);
Assert.Equal(0d, crop.Y);
Assert.Equal(960, crop.Width);
Assert.Equal(540, crop.Height);
Assert.Equal("crop(0,0,960,540)", crop.ToString());
}
private void UpdateTransform()
{
CropTransform = new CropTransform
{
Left = Math.Min(tbLeft.Value, tbRight.Value),
Right = originalWidth - Math.Max(tbLeft.Value, tbRight.Value),
Bottom = Math.Min(tbTop.Value, tbBottom.Value),
Top = originalHeight - Math.Max(tbTop.Value, tbBottom.Value),
OriginalHeight = originalHeight,
OriginalWidth = originalWidth
};
UpdatePreviewBox();
}
protected override void InitTransform()
{
originalWidth = workingImage.Width;
originalHeight = workingImage.Height;
if (_lastTransform != null && _lastSize == workingImage.Size)
{
CropTransform = _lastTransform;
}
else
{
ResetTransform();
}
UpdateCropBounds();
lm.UpdateLayout();
}
public static Bitmap PostProcessStep1(Image output, ScanProfile profile)
{
double scaleFactor = 1;
if (!profile.UseNativeUI)
{
scaleFactor = profile.AfterScanScale.ToIntScaleFactor();
}
var result = ImageScaleHelper.ScaleImage(output, scaleFactor);
if (!profile.UseNativeUI && profile.ForcePageSize)
{
float width = output.Width / output.HorizontalResolution;
float height = output.Height / output.VerticalResolution;
if (float.IsNaN(width) || float.IsNaN(height))
{
width = output.Width;
height = output.Height;
}
PageDimensions pageDimensions = profile.PageSize.PageDimensions() ?? profile.CustomPageSize;
if (pageDimensions.Width > pageDimensions.Height && width < height)
{
// Flip dimensions
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.HeightInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.WidthInInches()) * output.VerticalResolution)
}.Perform(result);
// result.SetResolution((float)(output.Width / pageDimensions.HeightInInches()), (float)(output.Height / pageDimensions.WidthInInches()));
}
else
{
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.WidthInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.HeightInInches()) * output.VerticalResolution)
}.Perform(result);
//result.SetResolution((float)(output.Width / pageDimensions.WidthInInches()), (float)(output.Height / pageDimensions.HeightInInches()));
}
}
return(result);
}
private void btnRevert_Click(object sender, EventArgs e)
{
CropTransform = new CropTransform();
UpdatePreviewBox();
}
protected override void TransformSaved()
{
_lastTransform = CropTransform;
_lastSize = workingImage.Size;
}
