private void UpdateSizeAndPositionFromPreview()
{
if (_updateIsInProgress)
{
return;
}
_updateIsInProgress = true;
try
{
ImageRubberband rubberband = (ImageRubberband)BitmapViewer1.Rubberband;
int realWidth;
int realHeight;
int realX;
int realY;
realWidth = ConvertToInchH(Convert.ToSingle(rubberband.Rectangle.Width) * _previewScaleX, _printerResolutionX);
realHeight = ConvertToInchH(Convert.ToSingle(rubberband.Rectangle.Height) * _previewScaleY, _printerResolutionY);
realX = ConvertToInchH(Convert.ToSingle(rubberband.Rectangle.X) * _previewScaleX, _printerResolutionX);
realY = ConvertToInchH(Convert.ToSingle(rubberband.Rectangle.Y) * _previewScaleY, _printerResolutionY);
_lastX = TextBoxPositionX.Text = realX.ToString();
_lastY = TextBoxPositionY.Text = realY.ToString();
_lastWidth = TextBoxWidth.Text = realWidth.ToString();
_lastHeight = TextBoxHeight.Text = realHeight.ToString();
}
finally
{
_updateIsInProgress = false;
}
}
private void UpdatePreview()
{
//Paper bitmap initializing
int width;
int height;
width = 0;
height = 0;
CalculatePaperImageDimensions(ref width, ref height);
System.Drawing.Size fittedSize = FitDimensions(width, height, BitmapViewer1.Width - 20, BitmapViewer1.Height - 20);
if (BitmapViewer1.Bitmap != null)
{
BitmapViewer1.Bitmap.Dispose();
}
BitmapViewer1.Bitmap = new Aurigma.GraphicsMill.Bitmap(fittedSize.Width, fittedSize.Height, PixelFormat.Format24bppRgb, RgbColor.White);
//Scale coefficients
_previewScaleX = Convert.ToSingle(width) / Convert.ToSingle(fittedSize.Width);
_previewScaleY = Convert.ToSingle(height) / Convert.ToSingle(fittedSize.Height);
//Image rubberband initializing
Aurigma.GraphicsMill.Bitmap previewImage = new Aurigma.GraphicsMill.Bitmap();
Resize resizeTransform = new Resize();
resizeTransform.Width = fittedSize.Width;
resizeTransform.Height = fittedSize.Height;
resizeTransform.ResizeMode = Aurigma.GraphicsMill.Transforms.ResizeMode.Fit;
previewImage = resizeTransform.Apply(_originalImage);
ImageRubberband rubberband = new ImageRubberband(previewImage);
BitmapViewer1.Rubberband = rubberband;
rubberband.RectangleChanged += new Aurigma.GraphicsMill.WinControls.RectangleEventHandler(this.RubberbandRectangleChanged);
//Setting image size
int imageActualWidth;
int imageActualHeight;
imageActualWidth = Convert.ToInt32(Convert.ToSingle(_originalImage.Width) / Convert.ToSingle(_originalImage.DpiX) * Convert.ToSingle(_printerResolutionX));
imageActualHeight = Convert.ToInt32(Convert.ToSingle(_originalImage.Height) / Convert.ToSingle(_originalImage.DpiY) * Convert.ToSingle(_printerResolutionY));
int previewImageWidth;
int previewImageHeight;
previewImageWidth = Convert.ToInt32(Convert.ToSingle(imageActualWidth) / Convert.ToSingle(_previewScaleX));
previewImageHeight = Convert.ToInt32(Convert.ToSingle(imageActualHeight) / Convert.ToSingle(_previewScaleY));
System.Drawing.Size tmp = FitDimensions(previewImageWidth, previewImageHeight, fittedSize.Width, fittedSize.Height);
previewImageWidth = tmp.Width;
previewImageHeight = tmp.Height;
rubberband.Rectangle = new System.Drawing.Rectangle((fittedSize.Width - previewImageWidth) / 2, (fittedSize.Height - previewImageHeight) / 2, previewImageWidth, previewImageHeight);
//Initializing coordinates & size editboxes
UpdateSizeAndPositionFromPreview();
}
private void CenterRubberband()
{
ImageRubberband rubberband = (ImageRubberband)BitmapViewer1.Rubberband;
System.Drawing.Rectangle prevRect = rubberband.Rectangle;
int x;
int y;
x = (BitmapViewer1.Bitmap.Width - prevRect.Width) / 2;
y = (BitmapViewer1.Bitmap.Height - prevRect.Height) / 2;
rubberband.Rectangle = new System.Drawing.Rectangle(x, y, prevRect.Width, prevRect.Height);
}
private void RubberbandRectangleChanged(object sender, Aurigma.GraphicsMill.WinControls.RectangleEventArgs e)
{
if (_proportionCorrecting)
{
return;
}
_proportionCorrecting = true;
try
{
_proportionCorrecting = true;
ImageRubberband rubberband = (ImageRubberband)BitmapViewer1.Rubberband;
Rectangle rect = rubberband.Rectangle;
rect.Height = (rect.Width * _originalImage.Height) / _originalImage.Width;
if (rect.Height < 5)
{
rect.Height = 5;
rect.Width = (rect.Height * _originalImage.Width) / _originalImage.Height;
}
int spade = rect.Y + rect.Height - BitmapViewer1.Bitmap.Height;
if (spade > 0)
{
rect.Y -= spade;
}
spade = rect.X + rect.Width - BitmapViewer1.Bitmap.Width;
if (spade > 0)
{
rect.X -= spade;
}
rubberband.Rectangle = rect;
UpdateSizeAndPositionFromPreview();
}
finally
{
_proportionCorrecting = false;
}
}
private void UpdatePreviewFromSizeAndPosition(bool dimensionsChanged, bool widthChanged)
{
ImageRubberband rubberband = (ImageRubberband)BitmapViewer1.Rubberband;
if ((rubberband == null) || _updateIsInProgress)
{
return;
}
_updateIsInProgress = true;
try
{
System.Drawing.Rectangle prevRect = rubberband.Rectangle;
int newWidth = 0;
int newHeight = 0;
int newX = 0;
int newY = 0;
try
{
if (dimensionsChanged)
{
newWidth = int.Parse(TextBoxWidth.Text);
newHeight = int.Parse(TextBoxHeight.Text);
}
else
{
newX = int.Parse(TextBoxPositionX.Text);
newY = int.Parse(TextBoxPositionY.Text);
}
}
catch
{
newX = 0;
newY = 0;
newWidth = 10;
newHeight = 10;
}
if (dimensionsChanged)
{
newWidth = Convert.ToInt32(Convert.ToSingle(ConvertToPixels(newWidth, _printerResolutionX)) / _previewScaleX);
newHeight = Convert.ToInt32(Convert.ToSingle(ConvertToPixels(newHeight, _printerResolutionY)) / _previewScaleY);
if (widthChanged)
{
newHeight = Convert.ToInt32(Convert.ToSingle(newWidth) * Convert.ToSingle(prevRect.Height) / Convert.ToSingle(prevRect.Width));
}
else
{
newWidth = Convert.ToInt32(Convert.ToSingle(newHeight) * Convert.ToSingle(prevRect.Width) / Convert.ToSingle(prevRect.Height));
}
System.Drawing.Size fittedSize = FitDimensions(newWidth, newHeight, BitmapViewer1.Bitmap.Width - prevRect.X, BitmapViewer1.Bitmap.Height - prevRect.Y);
rubberband.Rectangle = new System.Drawing.Rectangle(prevRect.X, prevRect.Y, fittedSize.Width, fittedSize.Height);
TextBoxWidth.Text = ConvertToInchH(Convert.ToSingle(fittedSize.Width) * _previewScaleX, _printerResolutionX).ToString();
TextBoxHeight.Text = ConvertToInchH(Convert.ToSingle(fittedSize.Height * _previewScaleY), _printerResolutionY).ToString();
}
else
{
newX = Convert.ToInt32(Convert.ToSingle(ConvertToPixels(newX, _printerResolutionX)) / _previewScaleX);
newY = Convert.ToInt32(Convert.ToSingle(ConvertToPixels(newY, _printerResolutionY)) / _previewScaleY);
newX = Math.Min(newX, BitmapViewer1.Bitmap.Width - prevRect.Width);
newY = Math.Min(newY, BitmapViewer1.Bitmap.Height - prevRect.Height);
rubberband.Rectangle = new System.Drawing.Rectangle(newX, newY, prevRect.Width, prevRect.Height);
TextBoxPositionX.Text = ConvertToInchH(Convert.ToSingle(newX) * _previewScaleX, _printerResolutionX).ToString();
TextBoxPositionY.Text = ConvertToInchH(Convert.ToSingle(newY) * _previewScaleY, _printerResolutionY).ToString();
}
}
finally
{
_updateIsInProgress = false;
}
}
private void TextBox_TextChanged(object sender, System.EventArgs e)
{
if (TextBoxPositionX.Text == _lastX && TextBoxPositionY.Text == _lastY &&
TextBoxWidth.Text == _lastWidth && TextBoxHeight.Text == _lastHeight)
{
return;
}
try
{
ImageRubberband rubberband = (ImageRubberband)BitmapViewer1.Rubberband;
int width;
int height;
int x;
int y;
x = ConvertToPixels(System.Convert.ToSingle(TextBoxPositionX.Text) / _previewScaleX, _printerResolutionX);
y = ConvertToPixels(System.Convert.ToSingle(TextBoxPositionY.Text) / _previewScaleY, _printerResolutionY);
width = ConvertToPixels(System.Convert.ToSingle(TextBoxWidth.Text) / _previewScaleX, _printerResolutionX);
height = ConvertToPixels(System.Convert.ToSingle(TextBoxHeight.Text) / _previewScaleY, _printerResolutionY);
if ((TextBox)sender == TextBoxWidth)
{
height = (width * _originalImage.Height) / _originalImage.Width;
}
if ((TextBox)sender == TextBoxHeight)
{
width = (height * _originalImage.Width) / _originalImage.Height;
}
if (x > BitmapViewer1.Bitmap.Width)
{
x = BitmapViewer1.Bitmap.Width - width;
}
if (x < 0)
{
x = 0;
}
if (y > BitmapViewer1.Bitmap.Height)
{
y = BitmapViewer1.Bitmap.Height - height;
}
if (y < 0)
{
y = 0;
}
if (x + width > BitmapViewer1.Bitmap.Width)
{
width = BitmapViewer1.Bitmap.Width - x;
}
if (y + height > BitmapViewer1.Bitmap.Height)
{
height = BitmapViewer1.Bitmap.Height - y;
}
rubberband.Rectangle = new Rectangle(x, y, width, height);
}
catch
{
TextBoxPositionX.Text = _lastX;
TextBoxPositionY.Text = _lastY;
TextBoxWidth.Text = _lastWidth;
TextBoxHeight.Text = _lastHeight;
}
}