public static double Convert(double value, CodecsRasterizeDocumentUnit sourceUnit, int resolution, CodecsRasterizeDocumentUnit destinationUnit)
{
double pixels = ConvertToPixels(value, sourceUnit, resolution);
double result = ConvertFromPixels(pixels, destinationUnit, resolution);
return(result);
}
private void _unitComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
// Save the old unit so we can do the converstion
CodecsRasterizeDocumentUnit newUnit = Tools.ValueNameItem <CodecsRasterizeDocumentUnit> .GetSelectedItem(_unitComboBox.SelectedItem);
int resolution = _resolution;
if (resolution == 0)
{
resolution = Tools.Units.ScreenResolution;
}
// Re-calculate the width and height and margins with new units
_pageWidth = Tools.Units.Convert(_pageWidth, _unit, resolution, newUnit);
_pageHeight = Tools.Units.Convert(_pageHeight, _unit, resolution, newUnit);
_leftMargin = Tools.Units.Convert(_leftMargin, _unit, resolution, newUnit);
_topMargin = Tools.Units.Convert(_topMargin, _unit, resolution, newUnit);
_rightMargin = Tools.Units.Convert(_rightMargin, _unit, resolution, newUnit);
_bottomMargin = Tools.Units.Convert(_bottomMargin, _unit, resolution, newUnit);
// Set the new unit and size
_unit = newUnit;
_pageWidthTextBox.Text = _pageWidth.ToString("0.00");
_pageHeightTextBox.Text = _pageHeight.ToString("0.00");
_leftMarginTextBox.Text = _leftMargin.ToString("0.00");
_topMarginTextBox.Text = _topMargin.ToString("0.00");
_rightMarginTextBox.Text = _rightMargin.ToString("0.00");
_bottomMarginTextBox.Text = _bottomMargin.ToString("0.00");
}
/// <summary>
/// Called by the owner to initialize
/// </summary>
public void SetData(RasterCodecs rasterCodecsInstance)
{
// Set the state of the controls
// Event hooks
_pageWidthTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_pageWidthTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_pageHeightTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_pageHeightTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_leftMarginTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_leftMarginTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_topMarginTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_topMarginTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_rightMarginTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_rightMarginTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_bottomMarginTextBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_bottomMarginTextBox.LostFocus += new EventHandler(_textBox_LostFocus);
_resolutionComboBox.PreviewKeyDown += new PreviewKeyDownEventHandler(_textBox_PreviewKeyDown);
_resolutionComboBox.LostFocus += new EventHandler(_resolutionComboBox_LostFocus);
// Initialize the units
_unitComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentUnit>(CodecsRasterizeDocumentUnit.Pixel, "Pixel"));
_unitComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentUnit>(CodecsRasterizeDocumentUnit.Inch, "Inch"));
_unitComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentUnit>(CodecsRasterizeDocumentUnit.Millimeter, "Millimeter"));
_sizeModeComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentSizeMode>(CodecsRasterizeDocumentSizeMode.None, "None"));
_sizeModeComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentSizeMode>(CodecsRasterizeDocumentSizeMode.Fit, "Fit"));
_sizeModeComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentSizeMode>(CodecsRasterizeDocumentSizeMode.FitAlways, "Fit always"));
_sizeModeComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentSizeMode>(CodecsRasterizeDocumentSizeMode.FitWidth, "Fit width"));
_sizeModeComboBox.Items.Add(new Tools.ValueNameItem <CodecsRasterizeDocumentSizeMode>(CodecsRasterizeDocumentSizeMode.Stretch, "Stretch"));
CodecsRasterizeDocumentLoadOptions rasterizeDocumentLoadOptions = rasterCodecsInstance.Options.RasterizeDocument.Load;
// Get the temporary values
_pageWidth = rasterizeDocumentLoadOptions.PageWidth;
_pageHeight = rasterizeDocumentLoadOptions.PageHeight;
_leftMargin = rasterizeDocumentLoadOptions.LeftMargin;
_topMargin = rasterizeDocumentLoadOptions.TopMargin;
_rightMargin = rasterizeDocumentLoadOptions.RightMargin;
_bottomMargin = rasterizeDocumentLoadOptions.BottomMargin;
_unit = rasterizeDocumentLoadOptions.Unit;
_resolution = rasterizeDocumentLoadOptions.XResolution;
_sizeMode = rasterizeDocumentLoadOptions.SizeMode;
// Now set the current values
UpdateControlsFromValues();
UpdateUIState();
}
public static string Format(double width, double height, CodecsRasterizeDocumentUnit unit)
{
if (unit == CodecsRasterizeDocumentUnit.Pixel)
{
return(string.Format("{0} x {1} {2}", (int)width, (int)height, _unitAbbreviations[(int)unit]));
}
else
{
return(string.Format("{0} x {1} {2}", width.ToString("0.00"), height.ToString("0.00"), _unitAbbreviations[(int)unit]));
}
}
private void _resetToDefaultsButton_Click(object sender, EventArgs e)
{
_pageWidth = 8.5;
_pageHeight = 11;
_leftMargin = 1.25;
_topMargin = 1;
_rightMargin = 1.25;
_bottomMargin = 1;
_unit = CodecsRasterizeDocumentUnit.Inch;
_resolution = 0;
_sizeMode = CodecsRasterizeDocumentSizeMode.None;
UpdateControlsFromValues();
UpdateUIState();
}
private static double ConvertFromPixels(double value, CodecsRasterizeDocumentUnit unit, int resolution)
{
double ret;
switch (unit)
{
case CodecsRasterizeDocumentUnit.Pixel:
ret = value;
break;
case CodecsRasterizeDocumentUnit.Inch:
ret = value / (double)resolution;
break;
case CodecsRasterizeDocumentUnit.Millimeter:
ret = value * _mmRatio / (double)resolution;
break;
default:
throw new InvalidOperationException();
}
return(ret);
}
/// <summary>
/// Called by the owner to initialize
/// </summary>
public void SetData(CodecsImageInfo imageInfo, RasterCodecs rasterCodecsInstance)
{
// Set the state of the controls
if (imageInfo != null)
{
// Get the index of the format in the DocumentFormats
int index = Tools.DocumentFormats.GetFormatIndex(imageInfo.Format);
CodecsRasterizeDocumentUnit viewUnit = rasterCodecsInstance.Options.RasterizeDocument.Load.Unit;
double originalWidth;
double originalHeight;
CodecsRasterizeDocumentUnit originalUnit;
if (index != -1)
{
// Document format
_formatValueLabel.Text = string.Format("{0} ({1})", Tools.DocumentFormats.FormatFriendlyNames[index], Tools.DocumentFormats.Formats[index]);
originalWidth = imageInfo.Document.PageWidth;
originalHeight = imageInfo.Document.PageHeight;
originalUnit = imageInfo.Document.Unit;
_warningLabel.Visible = false;
}
else
{
// Raster format
_formatValueLabel.Text = imageInfo.Format.ToString();
originalWidth = imageInfo.Width;
originalHeight = imageInfo.Height;
originalUnit = CodecsRasterizeDocumentUnit.Pixel;
_warningLabel.Visible = true;
}
_pagesValueLabel.Text = imageInfo.TotalPages.ToString();
// Convert to the view unit
originalWidth = Tools.Units.Convert(originalWidth, originalUnit, Tools.Units.ScreenResolution, viewUnit);
originalHeight = Tools.Units.Convert(originalHeight, originalUnit, Tools.Units.ScreenResolution, viewUnit);
_originalDocumentSizeValueLabel.Text = Tools.Units.Format(originalWidth, originalHeight, viewUnit);
double loadWidth = Tools.Units.Convert(imageInfo.Width, CodecsRasterizeDocumentUnit.Pixel, imageInfo.XResolution, viewUnit);
double loadHeight = Tools.Units.Convert(imageInfo.Height, CodecsRasterizeDocumentUnit.Pixel, imageInfo.YResolution, viewUnit);
_loadDocumentSizeValueLabel.Text = Tools.Units.Format(loadWidth, loadHeight, viewUnit);
_loadDocumentSizePixelsLabel.Text = string.Format("{0} at {1} pixels/inch", Tools.Units.Format(imageInfo.Width, imageInfo.Height, CodecsRasterizeDocumentUnit.Pixel), imageInfo.XResolution);
// Show everything
_formatValueLabel.Visible = true;
_pagesValueLabel.Visible = true;
_originalDocumentSizeValueLabel.Visible = true;
_loadDocumentSizeValueLabel.Visible = true;
_loadDocumentSizePixelsLabel.Visible = true;
}
else
{
// Hide everything
_formatValueLabel.Visible = false;
_pagesValueLabel.Visible = false;
_originalDocumentSizeValueLabel.Visible = false;
_loadDocumentSizeValueLabel.Visible = false;
_loadDocumentSizePixelsLabel.Visible = false;
_warningLabel.Visible = false;
}
}
