private ImageWidgetViewModel MakeCopyImageWidget(BitmapSource source, Size orignalsize, Rect rectangleIntersect, Rect rectRotate)
{
var widget = this._pageEditorViewModel.PageEditorModel.AddWidgetItem2Dom
(Naver.Compass.Service.Document.WidgetType.Image,
Naver.Compass.Service.Document.ShapeType.None,
rectangleIntersect.Left,
rectangleIntersect.Top,
Convert.ToInt32(rectangleIntersect.Width),
Convert.ToInt32(rectangleIntersect.Height));
var vmItem = new ImageWidgetViewModel(widget);
vmItem.IsSelected = false;
var cb = new CroppedBitmap(
source,
new Int32Rect(
Convert.ToInt32((rectangleIntersect.Left - rectRotate.Left) * orignalsize.Width / rectRotate.Width),
Convert.ToInt32((rectangleIntersect.Top - rectRotate.Top) * orignalsize.Height / rectRotate.Height),
Convert.ToInt32(rectangleIntersect.Width * orignalsize.Width / rectRotate.Width),
Convert.ToInt32(rectangleIntersect.Height * orignalsize.Height / rectRotate.Height)));
var ms = new MemoryStream();
var encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(cb));
encoder.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
vmItem.ImportImgSeekLater(ms, false);
return(vmItem);
}
private void CropAndCutSelectedImg()
{
if (this._img == null)
{
return;
}
var img = this._img;
var tb = this.ScaleImage(img);
var bitmapRotate = ImageProcess.RotateImage(tb, img.RotateAngle);
var rectRotate = new Rect();
if (img.RotateAngle == 0d)
{
rectRotate = new Rect(img.Left, img.Top, img.ItemWidth, img.ItemHeight);
}
else
{
var newSize = ImageProcess.RotateSize(img.ItemWidth, img.ItemHeight, img.RotateAngle);
rectRotate = new Rect(
(img.Left + img.ItemWidth / 2) - newSize.Width / 2,
(img.Top + img.ItemHeight / 2) - newSize.Height / 2,
newSize.Width,
newSize.Height);
}
var rectangleIntersect = GetIntersect(rectRotate);
///no intersect area
if (rectangleIntersect == Rect.Empty)
{
return;
}
var source = bitmapRotate;
var orignalsize = new Size(source.Width, source.Height);
///to cut selected area
var vmcopyItem = MakeCopyImageWidget(source, orignalsize, rectangleIntersect, rectRotate);
vmcopyItem.IsSelected = false;
_pageEditorViewModel.CopyWidget(vmcopyItem, true);
_pageEditorViewModel.DeleteItem(vmcopyItem);
///rubber selected area
var writablebitmap = new WriteableBitmap(source);
var toRubberRect = new Int32Rect(
Convert.ToInt32((rectangleIntersect.Left - rectRotate.Left) * orignalsize.Width / rectRotate.Width),
Convert.ToInt32((rectangleIntersect.Top - rectRotate.Top) * orignalsize.Height / rectRotate.Height),
Convert.ToInt32(rectangleIntersect.Width * orignalsize.Width / rectRotate.Width),
Convert.ToInt32(rectangleIntersect.Height * orignalsize.Height / rectRotate.Height));
ImageProcess.Rubber(toRubberRect.X, toRubberRect.Y, toRubberRect.Width, toRubberRect.Height, writablebitmap);
var ms = new MemoryStream();
var encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(writablebitmap));
encoder.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
var widget = this._pageEditorViewModel.PageEditorModel.AddWidgetItem2Dom
(Naver.Compass.Service.Document.WidgetType.Image,
Naver.Compass.Service.Document.ShapeType.None,
rectRotate.Left,
rectRotate.Top,
Convert.ToInt32(rectRotate.Width),
Convert.ToInt32(rectRotate.Height));
var vmItem = new ImageWidgetViewModel(widget);
vmItem.IsSelected = true;
vmItem.ImportImgSeekLater(ms, false);
vmItem.Opacity = img.Opacity;
///replace selected widget with cropped widget
img.IsSelected = false;
this._pageEditorViewModel.ReplaceWidget(
new List <WidgetViewModBase> {
img
},
new List <WidgetViewModBase> {
vmItem
});
}
private void SliceSelectedImage(System.Windows.Point slicePoint)
{
if (this._img == null)
{
return;
}
var img = this._img;
var tb = this.ScaleImage(img);
var bitmapRotate = ImageProcess.RotateImage(tb, img.RotateAngle);
var rectRotate = new Rect();
if (img.RotateAngle == 0d)
{
rectRotate = new Rect(img.Left, img.Top, img.ItemWidth, img.ItemHeight);
}
else
{
var newSize = ImageProcess.RotateSize(img.ItemWidth, img.ItemHeight, img.RotateAngle);
rectRotate = new Rect(
(img.Left + img.ItemWidth / 2) - newSize.Width / 2,
(img.Top + img.ItemHeight / 2) - newSize.Height / 2,
newSize.Width,
newSize.Height);
}
var rectangles = new List <Rect>();
/// | |
/// 1 | 2 | 3
/// _____|____________|_______
/// 4 | 5 | 6
/// _____|____________|_______
/// 7 | 8 | 9
/// | |
/// in rect 1,3,7,9
if ((slicePoint.X <= rectRotate.Left && slicePoint.Y <= rectRotate.Top) ||
(slicePoint.X >= rectRotate.Left + rectRotate.Width && slicePoint.Y <= rectRotate.Top) ||
(slicePoint.X <= rectRotate.Left && slicePoint.Y >= rectRotate.Top + rectRotate.Height) ||
(slicePoint.X >= rectRotate.Left + rectRotate.Width && slicePoint.Y >= rectRotate.Top + rectRotate.Height))
{
return;
}
/// in rect 2,8
if ((slicePoint.X > rectRotate.Left && slicePoint.X < rectRotate.Left + rectRotate.Width) &&
(slicePoint.Y <= rectRotate.Top || slicePoint.Y >= rectRotate.Top + rectRotate.Height))
{
if (SliceType != Module.SliceType.Horizontal)
{
rectangles.Add(new Rect(0, 0, slicePoint.X - rectRotate.Left, rectRotate.Height));
rectangles.Add(new Rect(slicePoint.X - rectRotate.Left, 0, rectRotate.Width - (slicePoint.X - rectRotate.Left), rectRotate.Height));
}
}
/// in rect 4,6
if ((slicePoint.X <= rectRotate.Left || slicePoint.X >= rectRotate.Left + rectRotate.Width) &&
(slicePoint.Y > rectRotate.Top && slicePoint.Y < rectRotate.Top + rectRotate.Height))
{
if (SliceType != Module.SliceType.Vertical)
{
rectangles.Add(new Rect(0, 0, rectRotate.Width, slicePoint.Y - rectRotate.Top));
rectangles.Add(new Rect(0, slicePoint.Y - rectRotate.Top, rectRotate.Width, rectRotate.Height - (slicePoint.Y - rectRotate.Top)));
}
}
/// in rect 5
if ((slicePoint.X > rectRotate.Left && slicePoint.X < rectRotate.Left + rectRotate.Width) &&
(slicePoint.Y > rectRotate.Top && slicePoint.Y < rectRotate.Top + rectRotate.Height))
{
if (SliceType == Module.SliceType.Vertical)
{
rectangles.Add(new Rect(0, 0, slicePoint.X - rectRotate.Left, rectRotate.Height));
rectangles.Add(new Rect(slicePoint.X - rectRotate.Left, 0, rectRotate.Width - (slicePoint.X - rectRotate.Left), rectRotate.Height));
}
else if (SliceType == Module.SliceType.Horizontal)
{
rectangles.Add(new Rect(0, 0, rectRotate.Width, slicePoint.Y - rectRotate.Top));
rectangles.Add(new Rect(0, slicePoint.Y - rectRotate.Top, rectRotate.Width, rectRotate.Height - (slicePoint.Y - rectRotate.Top)));
}
else if (SliceType == Module.SliceType.Cross)
{
rectangles.Add(new Rect(0, 0, slicePoint.X - rectRotate.Left, slicePoint.Y - rectRotate.Top));
rectangles.Add(new Rect(slicePoint.X - rectRotate.Left, 0, rectRotate.Width - (slicePoint.X - rectRotate.Left), slicePoint.Y - rectRotate.Top));
rectangles.Add(new Rect(0, slicePoint.Y - rectRotate.Top, slicePoint.X - rectRotate.Left, rectRotate.Height - (slicePoint.Y - rectRotate.Top)));
rectangles.Add(new Rect(slicePoint.X - rectRotate.Left, slicePoint.Y - rectRotate.Top, rectRotate.Width - (slicePoint.X - rectRotate.Left), rectRotate.Height - (slicePoint.Y - rectRotate.Top)));
}
}
if (rectangles.Count > 0)
{
var source = bitmapRotate;
var orignalsize = new Size(source.Width, source.Height);
var newWidgets = new List <WidgetViewModBase>();
foreach (var rect in rectangles)
{
var widget = this._pageEditorViewModel.PageEditorModel.AddWidgetItem2Dom
(Naver.Compass.Service.Document.WidgetType.Image,
Naver.Compass.Service.Document.ShapeType.None,
rectRotate.Left + rect.X,
rectRotate.Top + rect.Y,
Convert.ToInt32(rect.Width),
Convert.ToInt32(rect.Height));
var vmItem = new ImageWidgetViewModel(widget);
vmItem.IsSelected = true;
var cb = new CroppedBitmap(
source,
new Int32Rect(
Convert.ToInt32(rect.X * orignalsize.Width / rectRotate.Width),
Convert.ToInt32(rect.Y * orignalsize.Height / rectRotate.Height),
Convert.ToInt32(rect.Width * orignalsize.Width / rectRotate.Width),
Convert.ToInt32(rect.Height * orignalsize.Height / rectRotate.Height)));
var ms = new MemoryStream();
var encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(cb));
encoder.Save(ms);
ms.Seek(0, SeekOrigin.Begin);
vmItem.ImportImgSeekLater(ms, false);
vmItem.Opacity = img.Opacity;
newWidgets.Add(vmItem);
}
img.IsSelected = false;
this._pageEditorViewModel.ReplaceWidget(new List <WidgetViewModBase> {
img
}, newWidgets);
}
}
