private static void ExportContainerShape(RadDiagramContainerShape container, Rect enclosingBounds, RadFixedPage page)
{
var bounds = new Rect(container.Bounds.X - enclosingBounds.X, container.Bounds.Y - enclosingBounds.Y, container.Bounds.Width, container.Bounds.Height);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(new RotateTransform()
{
Angle = container.RotationAngle, CenterX = bounds.Width / 2, CenterY = bounds.Height / 2
});
transformGroup.Children.Add(new TranslateTransform()
{
X = bounds.X, Y = bounds.Y
});
var position = new MatrixPosition(transformGroup.Value);
FixedContentEditor containerEditor = CreateEditor(new EditorInfo(page, position, container, bounds, container.BorderBrush, container.RotationAngle), true);
containerEditor.DrawRectangle(new Rect(new Point(), bounds.ToSize()));
containerEditor.GraphicProperties.StrokeThickness = 0.5;
var headerHeight = container.ContentBounds.Y - container.Bounds.Y - DiagramConstants.ContainerMargin;
containerEditor.DrawRectangle(new Rect(new Point(0, headerHeight), new Size(bounds.Width, 0.5)));
if (container.IsCollapsible)
{
var buttonTop = headerHeight / 2 - 2.5;
var buttonLeft = bounds.Width - 20;
if (container.IsCollapsed)
{
containerEditor.DrawLine(new Point(buttonLeft, buttonTop), new Point(buttonLeft + 4, buttonTop + 4));
containerEditor.DrawLine(new Point(buttonLeft + 4, buttonTop + 4), new Point(buttonLeft + 8, buttonTop));
if (container.CollapsedContent != null)
{
var contentHeight = container.ActualHeight - headerHeight;
ExportContent(container, bounds, container.RotationAngle, page, (s) => { return(new Point(bounds.Center().X - s.Width / 2, bounds.Bottom - contentHeight / 2 - s.Height / 2)); }, container.CollapsedContent.ToString());
}
}
else
{
containerEditor.DrawLine(new Point(buttonLeft, buttonTop + 4), new Point(buttonLeft + 4, buttonTop));
containerEditor.DrawLine(new Point(buttonLeft + 4, buttonTop), new Point(buttonLeft + 8, buttonTop + 4));
}
}
if (container.Content != null)
{
ExportContent(container, bounds, container.RotationAngle, page, (s) => { return(new Point(bounds.Center().X - s.Width / 2, bounds.Top + headerHeight / 2 - s.Height / 2)); });
}
}
private static void ExportTextShape(RadDiagramTextShape shape, Rect enclosingBounds, RadFixedPage page)
{
var bounds = new Rect(shape.Bounds.X - enclosingBounds.X, shape.Bounds.Y - enclosingBounds.Y, shape.Bounds.Width, shape.Bounds.Height);
var transformGroup = new TransformGroup();
transformGroup.Children.Add(new RotateTransform()
{
Angle = shape.RotationAngle, CenterX = bounds.Width / 2, CenterY = bounds.Height / 2
});
transformGroup.Children.Add(new TranslateTransform()
{
X = bounds.X, Y = bounds.Y
});
var position = new MatrixPosition(transformGroup.Value);
FixedContentEditor containerEditor = CreateEditor(new EditorInfo(page, position, shape, bounds, shape.BorderBrush, shape.RotationAngle), true);
containerEditor.DrawRectangle(new Rect(new Point(), bounds.ToSize()));
if (shape.Content != null)
{
var center = bounds.Center();
ExportContent(shape, bounds, shape.RotationAngle, page, (s) => { return(new Point(bounds.Center().X - s.Width / 2, center.Y - s.Height / 2)); });
}
}
private void AddPageWithImage()
{
RadFixedPage page = this.document.Pages.AddPage();
page.Size = PageSize;
FixedContentEditor editor = new FixedContentEditor(page);
editor.GraphicProperties.StrokeThickness = 0;
editor.GraphicProperties.IsStroked = false;
editor.GraphicProperties.FillColor = new RgbColor(200, 200, 200);
editor.DrawRectangle(new Rect(0, 0, PageSize.Width, PageSize.Height));
Margins margins = new Margins();
editor.Position.Translate(margins.Left, margins.Top);
Block block = new Block();
block.HorizontalAlignment = HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
block.InsertText("Image converted from PNG to JPG");
block.InsertLineBreak();
block.InsertText(string.Format("when ImageQuality set to {0}", this.imageQuality));
Size blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(margins.Left, blockSize.Height + margins.Top + 20);
Block imageBlock = new Block();
imageBlock.HorizontalAlignment = HorizontalAlignment.Center;
imageBlock.InsertImage(this.imageSource);
editor.DrawBlock(imageBlock, RemainingPageSize);
}
/// <summary>
/// Creates a RadFixedDocument using an image from uploaded content
/// </summary>
/// <param name="value">the content to use</param>
/// <returns>FixedDocument that can be exported asa PDF file</returns>
private static RadFixedDocument GenerateImageDocument(MyPdfContent value)
{
// Load the image data into an ImageSource object
Telerik.Windows.Documents.Fixed.Model.Resources.ImageSource imageSource;
using (var imgStream = new MemoryStream(Convert.FromBase64String(value.ImageBase64)))
{
imageSource = new Telerik.Windows.Documents.Fixed.Model.Resources.ImageSource(imgStream);
}
// instantiate the document and add a page
var document = new RadFixedDocument();
var page = document.Pages.AddPage();
page.Size = PageSize;
// instantiate an editor, this is what writes all the content to the page
var editor = new FixedContentEditor(page);
editor.GraphicProperties.StrokeThickness = 0;
editor.GraphicProperties.IsStroked = false;
try
{
// use the uploaded value for background color
var bgColor = (Color)ColorConverter.ConvertFromString(value.BackgroundColor);
editor.GraphicProperties.FillColor = new RgbColor(bgColor.R, bgColor.G, bgColor.B);
}
catch
{
editor.GraphicProperties.FillColor = new RgbColor(255, 255, 255);
}
editor.DrawRectangle(new Rect(0, 0, PageSize.Width, PageSize.Height));
editor.Position.Translate(Margins.Left, Margins.Top);
// Description text
var block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
// use the uploaded content for the title
block.InsertText(value.Title);
var blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(Margins.Left, blockSize.Height + Margins.Top + 20);
// NOTE - This is where the ImageSource is used and drawn onto the document
var imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(imageSource);
editor.DrawBlock(imageBlock, RemainingPageSize);
return(document);
}
private void AddPageWithImage(string description, ImageSource imageSource)
{
RadFixedPage page = this.document.Pages.AddPage();
page.Size = PageSize;
FixedContentEditor editor = new FixedContentEditor(page);
editor.GraphicProperties.StrokeThickness = 0;
editor.GraphicProperties.IsStroked = false;
editor.GraphicProperties.FillColor = new RgbColor(200, 200, 200);
editor.DrawRectangle(new Rect(0, 0, PageSize.Width, PageSize.Height));
editor.Position.Translate(Margins.Left, Margins.Top);
Block block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
block.InsertText(description);
Size blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(Margins.Left, blockSize.Height + Margins.Top + 20);
Block imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(imageSource);
editor.DrawBlock(imageBlock, RemainingPageSize);
}
private void CreateLinearGradient(RadFixedPage container)
{
#region radpdfprocessing-concepts-colors-and-color-spaces_1
FixedContentEditor containerEditor = new FixedContentEditor(container);
LinearGradient linearGradient = new LinearGradient(new Point(0, 0), new Point(30, 30));
linearGradient.GradientStops.Add(new GradientStop(new RgbColor(0, 207, 0), 0));
linearGradient.GradientStops.Add(new GradientStop(new RgbColor(0, 102, 204), 0));
containerEditor.GraphicProperties.FillColor = linearGradient;
containerEditor.DrawRectangle(new Rect(10, 10, 48, 29));
#endregion
}
private void CreateTiling(RadFixedPage container)
{
#region radpdfprocessing-concepts-colors-and-color-spaces_2
FixedContentEditor containerEditor = new FixedContentEditor(container);
Tiling tiling = new Tiling(new Rect(0, 0, 10, 10));
FixedContentEditor tilingEditor = new FixedContentEditor(tiling);
tilingEditor.GraphicProperties.IsStroked = false;
tilingEditor.GraphicProperties.FillColor = new RgbColor(128, 28, 43);
tilingEditor.DrawRectangle(new Rect(2, 2, 5, 7));
containerEditor.GraphicProperties.FillColor = tiling;
containerEditor.DrawCircle(new Point(30, 30), 20);
#endregion
}
public static RadFixedDocument CreatePagedDocument(FrameworkElement element, bool landscaped)
{
RadFixedDocument document = new RadFixedDocument();
double pageMagins = 20;
var numberOfPages = landscaped ? Math.Ceiling(element.ActualHeight / element.ActualWidth * 1.4) : Math.Ceiling(element.ActualHeight / element.ActualWidth * .7);
Size elementSizePerPage = new Size(element.ActualWidth, element.ActualHeight / numberOfPages);
Size pageSize = new Size(elementSizePerPage.Width + 2 * pageMagins, elementSizePerPage.Height + 2 * pageMagins);
for (int pageIndex = 0; pageIndex < numberOfPages; pageIndex++)
{
RadFixedPage page = document.Pages.AddPage();
page.Size = pageSize;
FixedContentEditor editor = new FixedContentEditor(page, MatrixPosition.Default);
editor.Position.Translate(pageMagins, pageMagins);
// Draw dashed lines at the page clipping margins.
using (editor.SaveGraphicProperties())
{
editor.GraphicProperties.IsFilled = false;
editor.GraphicProperties.IsStroked = true;
editor.GraphicProperties.StrokeColor = new RgbColor(200, 200, 200);
editor.GraphicProperties.StrokeDashArray = new double[] { 5, 5 };
editor.DrawRectangle(new Rect(0, 0, elementSizePerPage.Width, elementSizePerPage.Height));
}
// Clip and translate the element, so that it is positioned correctly on different pages.
using (editor.PushClipping(new Rect(pageMagins, pageMagins, elementSizePerPage.Width, elementSizePerPage.Height)))
{
editor.Position.Translate(0, -pageIndex * elementSizePerPage.Height);
ExportHelper.ExportToPdf(element, editor);
}
}
return(document);
}
private static void DrawPageWithWidgets(RadFixedDocument document)
{
RadFixedPage page = document.Pages.AddPage();
FixedContentEditor editor = new FixedContentEditor(page);
using (editor.SaveGraphicProperties())
{
editor.GraphicProperties.IsFilled = true;
editor.GraphicProperties.IsStroked = false;
editor.GraphicProperties.StrokeThickness = 0;
editor.GraphicProperties.FillColor = new RgbColor(209, 178, 234);
editor.DrawRectangle(new Rect(50, 50, editor.Root.Size.Width - 100, editor.Root.Size.Height - 100));
}
editor.Position.Translate(100, 100);
Size widgetDimensions = new Size(200, 30);
foreach (FormField field in document.AcroForm.FormFields)
{
switch (field.FieldType)
{
case FormFieldType.CheckBox:
CheckBoxField check = (CheckBoxField)field;
DrawNextWidgetWithDescription(editor, "CheckBox", (e) => e.DrawWidget(check, widgetDimensions));
break;
case FormFieldType.ComboBox:
ComboBoxField combo = (ComboBoxField)field;
DrawNextWidgetWithDescription(editor, "ComboBox", (e) => e.DrawWidget(combo, widgetDimensions));
break;
case FormFieldType.CombTextBox:
CombTextBoxField comb = (CombTextBoxField)field;
DrawNextWidgetWithDescription(editor, "Comb TextBox", (e) => e.DrawWidget(comb, widgetDimensions));
break;
case FormFieldType.ListBox:
ListBoxField list = (ListBoxField)field;
DrawNextWidgetWithDescription(editor, "ListBox", (e) => e.DrawWidget(list, new Size(widgetDimensions.Width, widgetDimensions.Width)));
break;
case FormFieldType.PushButton:
PushButtonField push = (PushButtonField)field;
DrawNextWidgetWithDescription(editor, "Button", (e) => e.DrawWidget(push, widgetDimensions));
break;
case FormFieldType.RadioButton:
RadioButtonField radio = (RadioButtonField)field;
foreach (RadioOption option in radio.Options)
{
DrawNextWidgetWithDescription(editor, option.Value, (e) => e.DrawWidget(radio, option, widgetDimensions));
}
break;
case FormFieldType.Signature:
SignatureField signature = (SignatureField)field;
DrawNextWidgetWithDescription(editor, "Signature", (e) => e.DrawWidget(signature, widgetDimensions));
break;
case FormFieldType.TextBox:
TextBoxField textBox = (TextBoxField)field;
DrawNextWidgetWithDescription(editor, "TextBox", (e) => e.DrawWidget(textBox, widgetDimensions));
break;
}
}
}
private void AddPageWithImage(string description, ImageSource imageSource)
{
RadFixedPage page = this.document.Pages.AddPage();
page.Size = PageSize;
FixedContentEditor editor = new FixedContentEditor(page);
editor.GraphicProperties.FillColor = new RgbColor(200, 200, 200);
editor.DrawRectangle(new Rect(0, 0, PageSize.Width, PageSize.Height));
editor.Position.Translate(Margins.Left, Margins.Top);
Block block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
block.InsertText(description);
Size blockSize = block.Measure(RemainingPageSize);
editor.DrawBlock(block, RemainingPageSize);
editor.Position.Translate(Margins.Left, blockSize.Height + Margins.Top + 20);
Block imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(imageSource);
editor.DrawBlock(imageBlock, RemainingPageSize);
}
private async void ExportButton_OnClicked(object sender, EventArgs e)
{
BusyIndicator.IsVisible = BusyIndicator.IsBusy = true;
var success = await Task.Run(async() =>
{
try
{
var imageBytes = await FileExtensions.LoadFileBytesAsync(App.EditedImageFilePath);
using (var jpegStream = new MemoryStream(imageBytes))
{
// Define page dimensions
var pageSize = new Telerik.Documents.Primitives.Size(Telerik.Windows.Documents.Media.Unit.MmToDip(210), Telerik.Windows.Documents.Media.Unit.MmToDip(297));
var pageMargins = new Telerik.Documents.Primitives.Thickness(Telerik.Windows.Documents.Media.Unit.MmToDip(10));
var remainingPageSize = new Telerik.Documents.Primitives.Size(pageSize.Width - pageMargins.Left - pageMargins.Right, pageSize.Height - pageMargins.Top - pageMargins.Bottom);
// Create in memory document
// instantiate the document and add a page
var document = new RadFixedDocument();
var page = document.Pages.AddPage();
page.Size = pageSize;
// instantiate an editor, this is what writes all the content to the page
var editor = new FixedContentEditor(page);
editor.GraphicProperties.StrokeThickness = 0;
editor.GraphicProperties.IsStroked = false;
editor.GraphicProperties.FillColor = new RgbColor(255, 255, 255);
editor.DrawRectangle(new Rect(0, 0, pageSize.Width, pageSize.Height));
editor.Position.Translate(pageMargins.Left, pageMargins.Top);
var block = new Block();
block.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
block.TextProperties.FontSize = 22;
// use the uploaded content for the title
block.InsertText("Generated in Xamarin.Forms!");
var blockSize = block.Measure(remainingPageSize);
editor.DrawBlock(block, remainingPageSize);
editor.Position.Translate(pageMargins.Left, blockSize.Height + pageMargins.Top + 20);
// Create image that can be inserted into document using the jpeg's stream
// !Note - Image is of type Telerik.Windows.Documents.Fixed.Model.Objects.Image
var docImageSource = new Telerik.Windows.Documents.Fixed.Model.Resources.ImageSource(jpegStream);
// Draw the image into the document
var imageBlock = new Block();
imageBlock.HorizontalAlignment = Telerik.Windows.Documents.Fixed.Model.Editing.Flow.HorizontalAlignment.Center;
imageBlock.InsertImage(docImageSource);
editor.DrawBlock(imageBlock, remainingPageSize);
// Export the document to Pdf
var provider = new PdfFormatProvider();
if (File.Exists(App.PdfFilePath))
{
File.Delete(App.PdfFilePath);
}
using (var fileStream = File.OpenWrite(App.PdfFilePath))
{
provider.Export(document, fileStream);
}
return(true);
}
}
catch (Exception ex)
{
Device.BeginInvokeOnMainThread(() => DisplayAlert("Error", ex.Message, "ok"));
return(false);
}
});
BusyIndicator.IsVisible = BusyIndicator.IsBusy = false;
if (success)
{
await Navigation.PushAsync(new DocumentViewerPage());
}
}
private static Tiling CreateTiling(double offsetX, double offsetY, double width, SimpleColor color)
{
Tiling tiling = new Tiling(new Rect(0, 0, width, 2));
tiling.Position.Translate(offsetX, offsetY);
var tilingEditor = new FixedContentEditor(tiling);
tilingEditor.GraphicProperties.IsStroked = false;
tilingEditor.GraphicProperties.FillColor = color;
tilingEditor.DrawRectangle(new Rect(0, 0, width, 1));
LinearGradient gradient = new LinearGradient(new Point(0, 0), new Point(width, 0));
gradient.GradientStops.Add(new GradientStop(color, 0));
gradient.GradientStops.Add(new GradientStop(RgbColors.White, .5));
gradient.GradientStops.Add(new GradientStop(color, 1));
tilingEditor.GraphicProperties.FillColor = gradient;
tilingEditor.DrawRectangle(new Rect(0, 1, width, 1));
return tiling;
}
private void DrawChartFrame(double leftMargin, FixedContentEditor editor, out double offsetX, out double offsetY)
{
offsetX = leftMargin;
offsetY = marginTop;
editor.DrawRectangle(new Rect(offsetX, offsetY, chartWidth, chartHeight));
offsetY += 10;
editor.Position.Translate(offsetX, offsetY);
editor.TextProperties.FontSize = 18;
editor.TextProperties.TrySetFont(new System.Windows.Media.FontFamily("Calibri"), FontStyles.Normal, FontWeights.Bold);
DrawText(editor, "2013", chartWidth, HorizontalAlignment.Center);
offsetY += 30;
editor.Position.Translate(offsetX, offsetY);
editor.TextProperties.TrySetFont(new System.Windows.Media.FontFamily("Calibri"));
editor.TextProperties.FontSize = 10;
editor.GraphicProperties.IsFilled = true;
editor.GraphicProperties.IsStroked = false;
}
private void DrawBarChartContent(FixedContentEditor editor)
{
editor.GraphicProperties.IsFilled = false;
this.DrawCompanyLogo(editor);
double leftMargin = this.GetLeftMargin(editor.Root.Size.Width);
double offsetX;
double offsetY;
this.DrawChartFrame(leftMargin, editor, out offsetX, out offsetY);
double offset = 20;
double textWidth = 0;
double rectMargin = 2;
for (int i = 0; i < this.ExportedProductsCount; i++)
{
textWidth += rectSize + rectMargin + offset;
textWidth += MeasureText(editor, this.products[i].Name).Width;
}
offsetX = leftMargin + ((chartWidth - textWidth) / 2);
offsetY += 20;
for (int i = 0; i < this.ExportedProductsCount; i++)
{
editor.Position.Translate(offsetX, offsetY);
Tiling tiling = CreateTiling(offsetX, offsetY, rectSize, colors[i]);
Block block = new Block();
block.GraphicProperties.FillColor = tiling;
block.GraphicProperties.IsStroked = false;
block.InsertRectangle(new Rect(0, 0, rectSize, rectSize));
block.GraphicProperties.FillColor = RgbColors.Black;
block.InsertText(" " + this.products[i].Name);
editor.DrawBlock(block);
offsetX += block.DesiredSize.Width + offset;
}
offsetX = leftMargin;
offsetY += 30;
double markerHeight = (chartHeight - (offsetY - marginTop)) / markersCount;
editor.Position.Translate(offsetX, offsetY);
for (int i = markersCount - 1; i >= 0; i--)
{
DrawText(editor, string.Format("{0:C}", i * this.StepValue), markerAreaWidth, HorizontalAlignment.Right);
if (i > 0)
{
offsetY += markerHeight;
editor.Position.Translate(offsetX, offsetY);
}
}
offsetX = leftMargin + markerAreaWidth + valuesMargin;
double center = MeasureText(editor, "X").Height / 2;
offsetY += center;
double valueHeight = markerHeight / this.StepValue;
double dataAreaWidth = chartWidth - markerAreaWidth - 2 * valuesMargin;
double sectionWidth = dataAreaWidth / this.GetQuartersToExportCount();
double barWidth = (sectionWidth - 2 * valuesMargin - 2 * this.ExportedProductsCount * barMargin) / this.ExportedProductsCount;
for (int j = 0; j < this.quartersToExport.Keys.Count; j++)
{
if (!this.quartersToExport[j])
{
continue;
}
editor.Position.Translate(offsetX, offsetY + 5);
editor.GraphicProperties.FillColor = RgbColors.Black;
DrawText(editor, string.Format("Q{0}", j + 1), sectionWidth, HorizontalAlignment.Center);
editor.Position.Translate(0, 0);
offsetX += valuesMargin;
for (int i = 0; i < this.ExportedProductsCount; i++)
{
Product product = this.products[i];
double h = product.Q[j] * valueHeight;
offsetX += barMargin;
Tiling tiling = CreateTiling(offsetX, offsetY - h, barWidth, colors[i]);
editor.GraphicProperties.FillColor = tiling;
editor.DrawRectangle(new Rect(offsetX, offsetY - h, barWidth, h));
offsetX += barWidth + barMargin;
}
offsetX += valuesMargin;
}
offsetX = leftMargin + markerAreaWidth + valuesMargin;
DrawBarLine(editor, offsetX, offsetY, dataAreaWidth);
}