private void Cvs_MouseLeftButtonUp(object sender, System.Windows.Input.MouseButtonEventArgs e)
{
if (e.LeftButton == MouseButtonState.Released)
{
if (IsCropMode)
{
CropEnd = e.GetPosition(Cvs);
if (CropEnd.X > ImageEndPoint.X)
{
CropEnd.X = ImageEndPoint.X;
}
if (CropEnd.X < ImageStartPoint.X)
{
CropEnd.X = ImageStartPoint.X;
}
if (CropEnd.Y > ImageEndPoint.Y)
{
CropEnd.Y = ImageEndPoint.Y;
}
if (CropEnd.Y < ImageStartPoint.Y)
{
CropEnd.Y = ImageStartPoint.Y;
}
IsCropMode = false;
Cvs.Children.Remove(image);
Cvs.Children.Remove(path);
//切割圖片
ImageSource imageSource = image.Source;
System.Drawing.Bitmap bitmap = ImageProcess.ImageSourceToBitmap(imageSource);
BitmapSource bitmapSource = ImageProcess.BitmapToBitmapImage(bitmap);
double ratio = heightRatio > 0 ? heightRatio : widthRatio;
BitmapSource newBitmapSource = ImageProcess.CutImage(bitmapSource, new Int32Rect((int)((rect2.Left - ImageStartPoint.X) / ratio), (int)((rect2.Top - ImageStartPoint.Y) / ratio), (int)(cropWidth / ratio), (int)(cropHeight / ratio)));
SettingImage(newBitmapSource);
//執行過編輯 可以復原
buttonUndo.IsEnabled = true;
//執行過編輯 可以儲存
buttonSure.IsEnabled = true;
}
}
}
