public HighlightCanvasToolbarControl()
{
InitializeComponent();
ButtonPointErase.Icon = Icons.GetAppIcon(Icons.InkPointErase);
ButtonPointErase.Click += ButtonPointErase_Click;
ButtonPointErase.ToolTip = "Erase your highlights.";
// Populate our buttons array for easy operation
buttons = new List <AugmentedButton>();
buttons.Add(ButtonColor1);
buttons.Add(ButtonColor2);
buttons.Add(ButtonColor3);
buttons.Add(ButtonColor4);
buttons.Add(ButtonColor5);
// Set up the buttons
for (int i = 0; i < buttons.Count; ++i)
{
var button = buttons[i];
button.Background = new SolidColorBrush(StandardHighlightColours.GetColor(i));
button.Click += ButtonColor_Click;
button.ToolTip = "Select a new highlighting colour.";
}
}
public static Bitmap RenderHighlights(int width, int height, PDFDocument pdf_document, int page)
{
WPFDoEvents.AssertThisCodeIs_NOT_RunningInTheUIThread();
// Render onto a scratch image in solid
Bitmap bitmap = new Bitmap(width, height); // <--- must b Dispose()d by caller
using (Graphics graphics = Graphics.FromImage(bitmap))
{
double last_right = Double.NegativeInfinity;
double last_top = Double.NegativeInfinity;
double last_bottom = Double.NegativeInfinity;
PointF[] adjoinment_points = new PointF[4];
// TODO: next call can be very costly; MUST run in background!
var highlights = pdf_document.Highlights.GetHighlightsForPage(page);
foreach (PDFHighlight highlight in highlights)
{
using (Brush highlight_pen = new SolidBrush(StandardHighlightColours.GetColor_Drawing(highlight.Color)))
{
graphics.FillRectangle(highlight_pen, (float)(highlight.Left * width), (float)(highlight.Top * height), (float)(highlight.Width * width), (float)(highlight.Height * height));
// Do some adjoining
if (Math.Abs(last_right - highlight.Left) < highlight.Height * 0.75 && Math.Abs(last_top - highlight.Top) < highlight.Height * 0.75 && Math.Abs(last_bottom - highlight.Bottom) < highlight.Height * 0.75)
{
// 0 -- 1
// | |
// 3 -- 2
adjoinment_points[0].X = (float)(last_right * width);
adjoinment_points[0].Y = (float)(last_top * height);
adjoinment_points[1].X = (float)(highlight.Left * width);
adjoinment_points[1].Y = (float)(highlight.Top * height);
adjoinment_points[2].X = (float)(highlight.Left * width);
adjoinment_points[2].Y = (float)(highlight.Bottom * height);
adjoinment_points[3].X = (float)(last_right * width);
adjoinment_points[3].Y = (float)(last_bottom * height);
graphics.FillPolygon(highlight_pen, adjoinment_points);
}
// Remember the last position for future potential adjoining
last_right = highlight.Right;
last_top = highlight.Top;
last_bottom = highlight.Bottom;
}
}
}
return(bitmap);
}
public static Bitmap RenderHighlights(int width, int height, PDFDocument pdf_document, int page)
{
// Render onto a scratch image in solid
Bitmap bitmap = new Bitmap(width, height);
using (Graphics graphics = Graphics.FromImage(bitmap))
{
double last_right = Double.NegativeInfinity;
double last_top = Double.NegativeInfinity;
double last_bottom = Double.NegativeInfinity;
PointF[] adjoinment_points = new PointF[4];
foreach (PDFHighlight highlight in pdf_document.Highlights.GetHighlightsForPage(page))
{
Brush highlight_pen = new SolidBrush(StandardHighlightColours.GetColor_Drawing(highlight.Color));
graphics.FillRectangle(highlight_pen, (float)(highlight.Left * width), (float)(highlight.Top * height), (float)(highlight.Width * width), (float)(highlight.Height * height));
// Do some adjoining
if (Math.Abs(last_right - highlight.Left) < highlight.Height * 0.75 && Math.Abs(last_top - highlight.Top) < highlight.Height * 0.75 && Math.Abs(last_bottom - highlight.Bottom) < highlight.Height * 0.75)
{
// 0 -- 1
// | |
// 3 -- 2
adjoinment_points[0].X = (float)(last_right * width);
adjoinment_points[0].Y = (float)(last_top * height);
adjoinment_points[1].X = (float)(highlight.Left * width);
adjoinment_points[1].Y = (float)(highlight.Top * height);
adjoinment_points[2].X = (float)(highlight.Left * width);
adjoinment_points[2].Y = (float)(highlight.Bottom * height);
adjoinment_points[3].X = (float)(last_right * width);
adjoinment_points[3].Y = (float)(last_bottom * height);
graphics.FillPolygon(highlight_pen, adjoinment_points);
}
// Remember the last position for future potential adjoining
last_right = highlight.Right;
last_top = highlight.Top;
last_bottom = highlight.Bottom;
}
}
return(bitmap);
}
internal static void Export(Library library, string base_path, Dictionary <string, PDFDocumentExportItem> pdf_document_export_items)
{
List <PDFDocumentExportItem> pdf_document_export_items_values = new List <PDFDocumentExportItem>(pdf_document_export_items.Values);
for (int i = 0; i < pdf_document_export_items_values.Count; ++i)
{
var item = pdf_document_export_items_values[i];
try
{
StatusManager.Instance.UpdateStatus("ContentExport", String.Format("Exporting entry {0} of {1}", i, pdf_document_export_items_values.Count), i, pdf_document_export_items_values.Count);
using (PdfDocument document = PdfReader.Open(item.filename, PdfDocumentOpenMode.Modify))
{
// First the properties
document.Info.Title = item.pdf_document.TitleCombined;
document.Info.Author = item.pdf_document.AuthorsCombined;
document.Info.ModificationDate = DateTime.Now;
document.Info.Creator = "Qiqqa.com library export v1";
{
StringBuilder sb = new StringBuilder();
foreach (string tag in TagTools.ConvertTagBundleToTags(item.pdf_document.Tags))
{
sb.Append(tag);
sb.Append(";");
}
document.Info.Keywords = sb.ToString();
}
// Then the main comments (if any)
{
string comments = item.pdf_document.Comments;
if (!String.IsNullOrEmpty(comments))
{
PdfPage page = document.Pages[0];
using (XGraphics gfx = XGraphics.FromPdfPage(page, XGraphicsPdfPageOptions.Prepend))
{
XRect rect = new XRect(5, 5, 100, 100);
PdfTextAnnotation new_annotation = new PdfTextAnnotation();
new_annotation.Contents = comments;
new_annotation.Icon = PdfTextAnnotationIcon.Note;
new_annotation.Rectangle = new PdfRectangle(gfx.Transformer.WorldToDefaultPage(rect));
page.Annotations.Add(new_annotation);
}
}
}
// Then the highlights
foreach (PDFHighlight highlight in item.pdf_document.Highlights.GetAllHighlights())
{
PdfPage page = document.Pages[highlight.Page - 1];
using (XGraphics gfx = XGraphics.FromPdfPage(page, XGraphicsPdfPageOptions.Prepend))
{
XColor color = XColor.FromArgb(StandardHighlightColours.GetColor(highlight.Color));
XPen pen = new XPen(color);
XBrush brush = new XSolidBrush(color);
XRect rect = new XRect(highlight.Left * gfx.PageSize.Width, highlight.Top * gfx.PageSize.Height, highlight.Width * gfx.PageSize.Width, highlight.Height * gfx.PageSize.Height);
gfx.DrawRectangle(brush, rect);
}
}
// Then the annotations
foreach (PDFAnnotation annotation in item.pdf_document.GetAnnotations())
{
if (annotation.Deleted)
{
continue;
}
PdfPage page = document.Pages[annotation.Page - 1];
using (XGraphics gfx = XGraphics.FromPdfPage(page, XGraphicsPdfPageOptions.Prepend))
{
XColor color = XColor.FromArgb(annotation.Color);
XPen pen = new XPen(color);
XBrush brush = new XSolidBrush(color);
XRect rect = new XRect(annotation.Left * gfx.PageSize.Width, annotation.Top * gfx.PageSize.Height, annotation.Width * gfx.PageSize.Width, annotation.Height * gfx.PageSize.Height);
gfx.DrawRectangle(brush, rect);
PdfTextAnnotation new_annotation = new PdfTextAnnotation();
new_annotation.Contents = String.Format("Tags:{0}\n{1}", annotation.Tags, annotation.Text);
new_annotation.Icon = PdfTextAnnotationIcon.Note;
new_annotation.Color = color;
new_annotation.Opacity = 0.5;
new_annotation.Open = false;
new_annotation.Rectangle = new PdfRectangle(gfx.Transformer.WorldToDefaultPage(rect));
page.Annotations.Add(new_annotation);
//foreach (var pair in new_annotation.Elements)
//{
// Logging.Debug(" {0}={1}", pair.Key, pair.Value);
//}
}
}
// Save it
Logging.Info("Saving {0}", item.filename);
document.Save(item.filename);
}
}
catch (Exception ex)
{
Logging.Error(ex, "Error updating PDF for " + item.filename);
}
StatusManager.Instance.UpdateStatus("ContentExport", String.Format("Exported your PDF content"));
}
}
private static void BuildAnnotationWork_FillAnnotationText(PDFDocument pdf_document, PDFAnnotation pdf_annotation, AnnotationWorkGenerator.AnnotationWork annotation_work)
{
int current_color = -1;
Run current_run = new Run();
annotation_work.annotation_paragraph.Inlines.Add(current_run);
try
{
// Get the text for this annotation
WordList word_list = pdf_document.PDFRenderer.GetOCRText(pdf_annotation.Page);
if (null != word_list)
{
StringBuilder current_sb = new StringBuilder();
foreach (var word in word_list)
{
if (word.Contains(pdf_annotation.Left, pdf_annotation.Top, pdf_annotation.Width, pdf_annotation.Height))
{
// Find out what colour this word is...
int new_color = -1;
foreach (PDFHighlight highlight in pdf_document.Highlights.GetHighlightsForPage(pdf_annotation.Page))
{
if (highlight.Page == pdf_annotation.Page && word.ContainsMajority(highlight.Left, highlight.Top, highlight.Width, highlight.Height))
{
new_color = highlight.Color;
break;
}
}
// If the colour has change
if (new_color != current_color)
{
// Emit the existing span
current_run.Text = current_sb.ToString();
// Create the new span
current_color = new_color;
current_run = new Run();
current_sb = new StringBuilder();
annotation_work.annotation_paragraph.Inlines.Add(current_run);
if (-1 != new_color)
{
current_run.Background = new SolidColorBrush(StandardHighlightColours.GetColor(new_color));
}
}
// Tidy up dashes on line-ends
string current_text = word.Text;
string current_spacer = " ";
if (current_text.EndsWith("-"))
{
current_text = current_text.TrimEnd('-');
current_spacer = "";
}
// Append the new text
current_sb.Append(current_text);
current_sb.Append(current_spacer);
}
}
// Emit the final span
current_run.Text = current_sb.ToString();
}
else
{
Run run = new Run();
run.Background = Brushes.Orange;
run.Text = String.Format("OCR is not complete for page {0}", pdf_annotation.Page);
annotation_work.annotation_paragraph.Inlines.Add(run);
}
}
catch (Exception ex)
{
Logging.Error(ex, "There was a problem while trying to add annotation text for document {0}", pdf_document.Fingerprint);
Run run = new Run();
run.Background = Brushes.Red;
run.Text = String.Format("Processing error: {0}", ex.Message);
annotation_work.annotation_paragraph.Inlines.Add(run);
}
}