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Commit 8c2e7f9

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Updated samples, modified ConvertToHtmlByPages example to create valid html page as output
1 parent 5e3c78c commit 8c2e7f9

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9 files changed

+36
-60
lines changed

9 files changed

+36
-60
lines changed

‎PdfixSamples.cs‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -81,6 +81,7 @@ public static void Run(String rootPath)
8181
flags = PdfToHtml.kHtmlNoExternalCSS | PdfToHtml.kHtmlNoExternalJS | PdfToHtml.kHtmlNoExternalIMG | PdfToHtml.kHtmlNoExternalFONT
8282
});
8383

84+
Console.WriteLine("ConvertToHtmlByPages Sample");
8485
ConvertToHtmlByPages.Run(inputPath + "test.pdf",
8586
configPath,
8687
new PdfHtmlParams()

‎src/ConvertToHtmlByPages.cs‎

Lines changed: 17 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -44,38 +44,36 @@ PdfHtmlParams htmlParams // html conversion params
4444
stm.Destroy();
4545
}
4646

47+
//htmlParams.type = PdfHtmlType.kPdfHtmlResponsive;
4748
htmlParams.flags |= PdfToHtml.kHtmlNoExternalCSS | PdfToHtml.kHtmlNoExternalJS |
4849
PdfToHtml.kHtmlNoExternalIMG | PdfToHtml.kHtmlNoExternalFONT;
49-
htmlParams.image_params.format = PdfImageFormat.kImageFormatJpg;
50+
//htmlParams.image_params.format = PdfImageFormat.kImageFormatJpg;
51+
//htmlParams.image_params.quality = 80;
5052

5153
PdfHtmlDoc htmlDoc = pdfToHtml.OpenHtmlDoc(doc);
5254
if (htmlDoc == null)
5355
throw new Exception(pdfix.GetError());
5456

55-
// save common js and css for all pages
56-
PsStream docCss = pdfix.CreateMemStream();
57-
if (!pdfToHtml.SaveCSS(docCss))
58-
throw new Exception(pdfix.GetError());
59-
docCss.Destroy();
60-
61-
PsStream docJs = pdfix.CreateMemStream();
62-
if (!pdfToHtml.SaveJavaScript(docJs))
63-
throw new Exception(pdfix.GetError());
64-
docJs.Destroy();
65-
66-
PsStream docStm = pdfix.CreateMemStream();
67-
if (!htmlDoc.SaveDocHtml(docStm, htmlParams, null, IntPtr.Zero))
68-
throw new Exception(pdfix.GetError());
69-
docStm.Destroy();
57+
var docStm = pdfix.CreateFileStream(Utils.GetAbsolutePath("output") + "/pages.html", PsFileMode.kPsTruncate);
58+
59+
// prepare head
60+
docStm.Write(0, System.Text.Encoding.Default.GetBytes("<html>\n<head>\n<title>PDFix sample</title>\n</head>\n<body>\n"));
61+
docStm.Write(docStm.GetSize(), System.Text.Encoding.Default.GetBytes("<script>\n"));
62+
pdfToHtml.SaveJavaScript(docStm);
63+
docStm.Write(docStm.GetSize(), System.Text.Encoding.Default.GetBytes("\n</script>\n<style>\n"));
64+
pdfToHtml.SaveCSS(docStm);
65+
docStm.Write(docStm.GetSize(), System.Text.Encoding.Default.GetBytes("\n</style>\n"));
7066

67+
// convert pages
7168
for (int i = 0; i < doc.GetNumPages(); i++)
7269
{
73-
PsStream pageStm = pdfix.CreateMemStream();
74-
if (!htmlDoc.SavePageHtml(pageStm, htmlParams, i, null, IntPtr.Zero))
70+
if (!htmlDoc.SavePageHtml(docStm, htmlParams, i, null, IntPtr.Zero))
7571
throw new Exception(pdfix.GetError());
76-
pageStm.Destroy();
7772
}
7873

74+
docStm.Write(docStm.GetSize(), System.Text.Encoding.Default.GetBytes("</body>\n</html>"));
75+
76+
docStm.Destroy();
7977
htmlDoc.Close();
8078
doc.Close();
8179
pdfToHtml.Destroy();

‎src/TagAnnotation.cs‎

Lines changed: 3 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -55,7 +55,7 @@ private static bool GetStructElementBBox(PdsStructElement struct_elem, ref PdfRe
5555
else if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
5656
{
5757
PdsObject kid_obj = struct_elem.GetKidObject(i);
58-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
58+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
5959
GetStructElementBBox(kid_elem, ref bbox);
6060
}
6161
}
@@ -74,7 +74,7 @@ private static PdsStructElement GetFirstParagraph(PdsStructElement struct_elem)
7474
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
7575
{
7676
PdsObject kid_obj = struct_elem.GetKidObject(i);
77-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
77+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
7878
if (kid_elem == null)
7979
throw new Exception(pdfix.GetErrorType().ToString());
8080

@@ -85,11 +85,9 @@ private static PdsStructElement GetFirstParagraph(PdsStructElement struct_elem)
8585
var paragraph = GetFirstParagraph(kid_elem);
8686
if (paragraph != null)
8787
{
88-
kid_elem.Release();
8988
return paragraph;
9089
}
9190

92-
kid_elem.Release();
9391
}
9492
}
9593
return null;
@@ -100,14 +98,12 @@ private static PdsStructElement GetFirstParagraph(PdsStructTree struct_tree)
10098
for (int i = 0; i < struct_tree.GetNumKids(); i++)
10199
{
102100
PdsObject kid_obj = struct_tree.GetKidObject(i);
103-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
101+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
104102
var paragraph = GetFirstParagraph(kid_elem);
105103
if (paragraph != null)
106104
{
107-
kid_elem.Release();
108105
return paragraph;
109106
}
110-
kid_elem.Release();
111107
}
112108
return null;
113109
}

‎src/TagAsArtifact.cs‎

Lines changed: 2 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -49,7 +49,7 @@ internal static void RemoveParagraph(PdsStructElement struct_elem)
4949
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
5050
{
5151
PdsObject kid_obj = struct_elem.GetKidObject(i);
52-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
52+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
5353

5454
string type = kid_elem.GetType_(true);
5555
if (type == "P")
@@ -81,7 +81,6 @@ internal static void RemoveParagraph(PdsStructElement struct_elem)
8181
if (kid_elem.GetNumKids() == 0)
8282
struct_elem.RemoveKid(i);
8383

84-
kid_elem.Release();
8584
}
8685
// remove only 2 paragraphs in this sample
8786
if (++count >= 2) break;
@@ -118,9 +117,8 @@ String savePath // dest PDF document
118117
for (int i = 0; i < struct_tree.GetNumKids(); i++)
119118
{
120119
PdsObject kid_obj = struct_tree.GetKidObject(i);
121-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
120+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
122121
RemoveParagraph(kid_elem);
123-
kid_elem.Release();
124122
}
125123

126124
// the struct tree was updates, save page content on each page to apply changes

‎src/TagEditImageAltText.cs‎

Lines changed: 2 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -24,7 +24,7 @@ private static PdsStructElement GetFirstFigure(PdsStructElement struct_elem)
2424
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
2525
{
2626
PdsObject kid_obj = struct_elem.GetKidObject(i);
27-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
27+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
2828
if (kid_elem == null)
2929
throw new Exception(pdfix.GetErrorType().ToString());
3030

@@ -35,11 +35,9 @@ private static PdsStructElement GetFirstFigure(PdsStructElement struct_elem)
3535
var table = GetFirstFigure(kid_elem);
3636
if (table != null)
3737
{
38-
kid_elem.Release();
3938
return table;
4039
}
4140

42-
kid_elem.Release();
4341
}
4442
}
4543
return null;
@@ -50,14 +48,12 @@ private static PdsStructElement GetFirstFigure(PdsStructTree struct_tree)
5048
for (int i = 0; i < struct_tree.GetNumKids(); i++)
5149
{
5250
PdsObject kid_obj = struct_tree.GetKidObject(i);
53-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
51+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
5452
var paragraph = GetFirstFigure(kid_elem);
5553
if (paragraph != null)
5654
{
57-
kid_elem.Release();
5855
return paragraph;
5956
}
60-
kid_elem.Release();
6157
}
6258
return null;
6359
}

‎src/TagHeadings.cs‎

Lines changed: 2 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -107,9 +107,8 @@ static void TagParagraphAsHeading(PdsStructElement struct_elem)
107107
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
108108
{
109109
PdsObject kid_obj = struct_elem.GetKidObject(i);
110-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
110+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
111111
TagParagraphAsHeading(kid_elem);
112-
kid_elem.Release();
113112
}
114113
}
115114
}
@@ -145,9 +144,8 @@ String savePath // dest PDF document
145144
for (int i = 0; i < struct_tree.GetNumKids(); i++)
146145
{
147146
PdsObject kid_obj = struct_tree.GetKidObject(i);
148-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
147+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
149148
TagParagraphAsHeading(kid_elem);
150-
kid_elem.Release();
151149
}
152150

153151
if (!doc.Save(savePath, Pdfix.kSaveFull))

‎src/TagTableAsFigure.cs‎

Lines changed: 3 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -55,7 +55,7 @@ private static bool GetStructElementBBox(PdsStructElement struct_elem, ref PdfRe
5555
else if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
5656
{
5757
PdsObject kid_obj = struct_elem.GetKidObject(i);
58-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
58+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
5959
GetStructElementBBox(kid_elem, ref bbox);
6060
}
6161
}
@@ -74,7 +74,7 @@ private static PdsStructElement GetFirstTable(PdsStructElement struct_elem)
7474
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
7575
{
7676
PdsObject kid_obj = struct_elem.GetKidObject(i);
77-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
77+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
7878
if (kid_elem == null)
7979
throw new Exception(pdfix.GetErrorType().ToString());
8080

@@ -85,11 +85,9 @@ private static PdsStructElement GetFirstTable(PdsStructElement struct_elem)
8585
var table = GetFirstTable(kid_elem);
8686
if (table != null)
8787
{
88-
kid_elem.Release();
8988
return table;
9089
}
9190

92-
kid_elem.Release();
9391
}
9492
}
9593
return null;
@@ -100,14 +98,12 @@ private static PdsStructElement GetFirstTable(PdsStructTree struct_tree)
10098
for (int i = 0; i < struct_tree.GetNumKids(); i++)
10199
{
102100
PdsObject kid_obj = struct_tree.GetKidObject(i);
103-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
101+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
104102
var paragraph = GetFirstTable(kid_elem);
105103
if (paragraph != null)
106104
{
107-
kid_elem.Release();
108105
return paragraph;
109106
}
110-
kid_elem.Release();
111107
}
112108
return null;
113109
}

‎src/TagsReadStructTree.cs‎

Lines changed: 3 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -64,11 +64,10 @@ static List<PdfRect> GetStructElementBboxes(PdfDoc doc, PdsStructElement struct_
6464
{
6565
case PdfStructElementType.kPdsStructKidElement:
6666
{
67-
var kid_struct_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
67+
var kid_struct_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
6868
if (kid_struct_elem == null)
6969
throw new Exception(pdfix.GetErrorType().ToString());
7070
bboxes.AddRange(GetStructElementBboxes(doc, kid_struct_elem));
71-
kid_struct_elem.Release();
7271
}
7372
break;
7473
case PdfStructElementType.kPdsStructKidObject:
@@ -135,11 +134,10 @@ static void ProcessStructElement(PdfDoc doc, PdsStructElement struct_elem, strin
135134
{
136135
case PdfStructElementType.kPdsStructKidElement:
137136
{
138-
var kid_struct_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
137+
var kid_struct_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
139138
if (kid_struct_elem == null)
140139
throw new Exception(pdfix.GetErrorType().ToString());
141140
ProcessStructElement(doc, kid_struct_elem, indent);
142-
kid_struct_elem.Release();
143141
}
144142
break;
145143
case PdfStructElementType.kPdsStructKidObject:
@@ -191,9 +189,8 @@ String openPath // source PDF document
191189
for (var i = 0; i < struct_tree.GetNumKids(); i++)
192190
{
193191
PdsObject kid_object = struct_tree.GetKidObject(i);
194-
PdsStructElement struct_elem = struct_tree.AcquireStructElement(kid_object);
192+
PdsStructElement struct_elem = struct_tree.GetStructElement(kid_object);
195193
ProcessStructElement(doc, struct_elem, "");
196-
struct_elem.Release();
197194
}
198195
}
199196

‎src/TagsReadingOrder.cs‎

Lines changed: 3 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -23,7 +23,7 @@ private static PdsStructElement GetFirstParagraph(PdsStructElement struct_elem)
2323
if (struct_elem.GetKidType(i) == PdfStructElementType.kPdsStructKidElement)
2424
{
2525
PdsObject kid_obj = struct_elem.GetKidObject(i);
26-
PdsStructElement kid_elem = struct_elem.GetStructTree().AcquireStructElement(kid_obj);
26+
PdsStructElement kid_elem = struct_elem.GetStructTree().GetStructElement(kid_obj);
2727
if (kid_elem == null)
2828
throw new Exception(pdfix.GetErrorType().ToString());
2929

@@ -34,11 +34,9 @@ private static PdsStructElement GetFirstParagraph(PdsStructElement struct_elem)
3434
var paragraph = GetFirstParagraph(kid_elem);
3535
if (paragraph != null)
3636
{
37-
kid_elem.Release();
3837
return paragraph;
3938
}
4039

41-
kid_elem.Release();
4240
}
4341
}
4442
return null;
@@ -49,14 +47,12 @@ private static PdsStructElement GetFirstParagraph(PdsStructTree struct_tree)
4947
for (int i = 0; i < struct_tree.GetNumKids(); i++)
5048
{
5149
PdsObject kid_obj = struct_tree.GetKidObject(i);
52-
PdsStructElement kid_elem = struct_tree.AcquireStructElement(kid_obj);
50+
PdsStructElement kid_elem = struct_tree.GetStructElement(kid_obj);
5351
var paragraph = GetFirstParagraph(kid_elem);
5452
if (paragraph != null)
5553
{
56-
kid_elem.Release();
5754
return paragraph;
5855
}
59-
kid_elem.Release();
6056
}
6157
return null;
6258
}
@@ -92,7 +88,7 @@ String savePath // dest PDF document
9288
throw new Exception("No table found.");
9389

9490
// move paragraph to the back of it's parent
95-
PdsStructElement parent = struct_tree.AcquireStructElement(paragraph.GetParentObject());
91+
PdsStructElement parent = struct_tree.GetStructElement(paragraph.GetParentObject());
9692
if (parent == null)
9793
throw new Exception(pdfix.GetErrorType().ToString());
9894

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