/*
* (non-Javadoc)
*
* @see
* com.itextpdf.tool.xml.ITagProcessor#endElement(com.itextpdf.tool.xml.Tag,
* java.util.List, com.itextpdf.text.Document)
*/
public override IList <IElement> End(IWorkerContext ctx, Tag tag, IList <IElement> currentContent)
{
IDictionary <String, String> attributes = tag.Attributes;
String src;
attributes.TryGetValue(HTML.Attribute.SRC, out src);
iTextSharp.text.Image img = null;
IList <IElement> l = new List <IElement>(1);
if (!string.IsNullOrEmpty(src))
{
src = XMLUtil.UnescapeXML(src);
src = src.Trim();
// check if the image was already added once
try {
if (logger.IsLogging(Level.TRACE))
{
logger.Trace(String.Format(LocaleMessages.GetInstance().GetMessage(LocaleMessages.HTML_IMG_USE), src));
}
try {
img = new ImageRetrieve(GetHtmlPipelineContext(ctx).GetImageProvider()).RetrieveImage(src);
} catch (NoImageProviderException) {
img = new ImageRetrieve().RetrieveImage(src);
}
} catch (IOException e) {
if (logger.IsLogging(Level.ERROR))
{
logger.Error(String.Format(LocaleMessages.GetInstance().GetMessage(LocaleMessages.HTML_IMG_RETRIEVE_FAIL), src), e);
}
} catch (NoImageException e) {
if (logger.IsLogging(Level.ERROR))
{
logger.Error("", e);
}
} catch (NoCustomContextException e) {
throw new RuntimeWorkerException(LocaleMessages.GetInstance().GetMessage(LocaleMessages.NO_CUSTOM_CONTEXT), e);
}
if (null != img)
{
try {
String alt;
attributes.TryGetValue(HTML.Attribute.ALT, out alt);
if (alt != null)
{
img.SetAccessibleAttribute(PdfName.ALT, new PdfString(attributes[HTML.Attribute.ALT]));
}
HtmlPipelineContext htmlPipelineContext = GetHtmlPipelineContext(ctx);
l.Add(GetCssAppliers().Apply(new Chunk((iTextSharp.text.Image)GetCssAppliers().Apply(img, tag, htmlPipelineContext), 0, 0, true), tag, htmlPipelineContext));
} catch (NoCustomContextException e) {
throw new RuntimeWorkerException(e);
}
}
}
return(l);
}
/**
* The ListCssApplier has the capabilities to change the type of the given {@link List} dependable on the css.
* This means: <strong>Always replace your list with the returned one and add content to the list after applying!</strong>
*/
// not implemented: list-style-type:armenian, georgian, decimal-leading-zero.
virtual public List Apply(List list, Tag t, IImageProvider htmlPipelineContext)
{
float fontSize = FontSizeTranslator.GetInstance().GetFontSize(t);
List lst = list;
IDictionary <String, String> css = t.CSS;
String styleType;
css.TryGetValue(CSS.Property.LIST_STYLE_TYPE, out styleType);
BaseColor color = HtmlUtilities.DecodeColor(css.ContainsKey(CSS.Property.COLOR) ? css[CSS.Property.COLOR] : null);
if (null == color)
{
color = BaseColor.BLACK;
}
if (null != styleType)
{
if (Util.EqualsIgnoreCase(styleType, CSS.Value.NONE))
{
lst.Lettered = false;
lst.Numbered = false;
lst.SetListSymbol("");
}
else if (Util.EqualsIgnoreCase(CSS.Value.DECIMAL, styleType))
{
lst = new List(List.ORDERED);
SynchronizeSymbol(fontSize, lst, color);
}
else if (Util.EqualsIgnoreCase(CSS.Value.DISC, styleType))
{
lst = new ZapfDingbatsList(108);
lst.Autoindent = false;
lst.SymbolIndent = 7.75f;
Chunk symbol = lst.Symbol;
symbol.SetTextRise(1.5f);
Font font = symbol.Font;
font.Size = 4.5f;
font.Color = color;
}
else if (Util.EqualsIgnoreCase(CSS.Value.SQUARE, styleType))
{
lst = new ZapfDingbatsList(110);
ShrinkSymbol(lst, fontSize, color);
}
else if (Util.EqualsIgnoreCase(CSS.Value.CIRCLE, styleType))
{
lst = new ZapfDingbatsList(109);
lst.Autoindent = false;
lst.SymbolIndent = 7.75f;
Chunk symbol = lst.Symbol;
symbol.SetTextRise(1.5f);
Font font = symbol.Font;
font.Size = 4.5f;
font.Color = color;
}
else if (CSS.Value.LOWER_ROMAN.Equals(styleType))
{
lst = new RomanList(true, 0);
lst.Autoindent = true;
SynchronizeSymbol(fontSize, lst, color);
}
else if (CSS.Value.UPPER_ROMAN.Equals(styleType))
{
lst = new RomanList(false, 0);
SynchronizeSymbol(fontSize, lst, color);
lst.Autoindent = true;
}
else if (CSS.Value.LOWER_GREEK.Equals(styleType))
{
lst = new GreekList(true, 0);
SynchronizeSymbol(fontSize, lst, color);
lst.Autoindent = true;
}
else if (CSS.Value.UPPER_GREEK.Equals(styleType))
{
lst = new GreekList(false, 0);
SynchronizeSymbol(fontSize, lst, color);
lst.Autoindent = true;
}
else if (CSS.Value.LOWER_ALPHA.Equals(styleType) || CSS.Value.LOWER_LATIN.Equals(styleType))
{
lst = new List(List.ORDERED, List.ALPHABETICAL);
SynchronizeSymbol(fontSize, lst, color);
lst.Lowercase = true;
lst.Autoindent = true;
}
else if (CSS.Value.UPPER_ALPHA.Equals(styleType) || CSS.Value.UPPER_LATIN.Equals(styleType))
{
lst = new List(List.ORDERED, List.ALPHABETICAL);
SynchronizeSymbol(fontSize, lst, color);
lst.Lowercase = false;
lst.Autoindent = true;
}
}
else if (Util.EqualsIgnoreCase(t.Name, HTML.Tag.OL))
{
lst = new List(List.ORDERED);
SynchronizeSymbol(fontSize, lst, color);
lst.Autoindent = true;
}
else if (Util.EqualsIgnoreCase(t.Name, HTML.Tag.UL))
{
lst = new List(List.UNORDERED);
ShrinkSymbol(lst, fontSize, color);
}
if (css.ContainsKey(CSS.Property.LIST_STYLE_IMAGE) &&
!Util.EqualsIgnoreCase(css[CSS.Property.LIST_STYLE_IMAGE], CSS.Value.NONE))
{
lst = new List();
String url = utils.ExtractUrl(css[CSS.Property.LIST_STYLE_IMAGE]);
iTextSharp.text.Image img = null;
try {
if (htmlPipelineContext == null)
{
img = new ImageRetrieve().RetrieveImage(url);
}
else
{
try {
img = new ImageRetrieve(htmlPipelineContext).RetrieveImage(url);
} catch (NoImageException) {
if (LOG.IsLogging(Level.TRACE))
{
LOG.Trace(String.Format(LocaleMessages.GetInstance().GetMessage("css.applier.list.noimage")));
}
img = new ImageRetrieve().RetrieveImage(url);
}
}
lst.ListSymbol = new Chunk(img, 0, 0, false);
lst.SymbolIndent = img.Width;
if (LOG.IsLogging(Level.TRACE))
{
LOG.Trace(String.Format(LocaleMessages.GetInstance().GetMessage("html.tag.list"), url));
}
} catch (IOException e) {
if (LOG.IsLogging(Level.ERROR))
{
LOG.Error(String.Format(LocaleMessages.GetInstance().GetMessage("html.tag.list.failed"), url), e);
}
lst = new List(List.UNORDERED);
} catch (NoImageException e) {
if (LOG.IsLogging(Level.ERROR))
{
LOG.Error(e.Message, e);
}
lst = new List(List.UNORDERED);
}
lst.Autoindent = false;
}
lst.Alignindent = false;
float leftIndent = 0;
if (css.ContainsKey(CSS.Property.LIST_STYLE_POSITION) && Util.EqualsIgnoreCase(css[CSS.Property.LIST_STYLE_POSITION], CSS.Value.INSIDE))
{
leftIndent += 30;
}
else
{
leftIndent += 15;
}
leftIndent += css.ContainsKey(CSS.Property.MARGIN_LEFT)?utils.ParseValueToPt(css[CSS.Property.MARGIN_LEFT], fontSize):0;
leftIndent += css.ContainsKey(CSS.Property.PADDING_LEFT)?utils.ParseValueToPt(css[CSS.Property.PADDING_LEFT], fontSize):0;
lst.IndentationLeft = leftIndent;
String startAtr = null;
t.Attributes.TryGetValue(HTML.Attribute.START, out startAtr);
if (startAtr != null)
{
try {
int start = int.Parse(startAtr);
lst.First = start;
} catch (FormatException exc) {
}
}
return(lst);
}
/*
* (non-Javadoc)
*
* @see
* com.itextpdf.tool.xml.ITagProcessor#endElement(com.itextpdf.tool.xml.Tag,
* java.util.List, com.itextpdf.text.Document)
*/
public override IList <IElement> End(IWorkerContext ctx, Tag tag, IList <IElement> currentContent)
{
IDictionary <String, String> attributes = tag.Attributes;
String src;
attributes.TryGetValue(HTML.Attribute.SRC, out src);
iTextSharp.text.Image img = null;
IList <IElement> l = new List <IElement>(1);
if (!string.IsNullOrEmpty(src))
{
src = XMLUtil.UnescapeXML(src);
src = src.Trim();
// check if the image was already added once
try {
if (logger.IsLogging(Level.TRACE))
{
logger.Trace(String.Format(LocaleMessages.GetInstance().GetMessage(LocaleMessages.HTML_IMG_USE), src));
}
try {
img = new ImageRetrieve(GetHtmlPipelineContext(ctx).GetImageProvider()).RetrieveImage(src);
} catch (NoImageProviderException) {
img = new ImageRetrieve().RetrieveImage(src);
}
} catch (IOException e) {
if (logger.IsLogging(Level.ERROR))
{
logger.Error(String.Format(LocaleMessages.GetInstance().GetMessage(LocaleMessages.HTML_IMG_RETRIEVE_FAIL), src), e);
}
} catch (NoImageException e) {
if (logger.IsLogging(Level.ERROR))
{
logger.Error("", e);
}
} catch (NoCustomContextException e) {
throw new RuntimeWorkerException(LocaleMessages.GetInstance().GetMessage(LocaleMessages.NO_CUSTOM_CONTEXT), e);
}
if (null != img)
{
img.ScaleToFitLineWhenOverflow = true;
String width;
attributes.TryGetValue(HTML.Attribute.WIDTH, out width);
float widthInPoints = utils.ParsePxInCmMmPcToPt(width);
String height;
attributes.TryGetValue(HTML.Attribute.HEIGHT, out height);
float heightInPoints = utils.ParsePxInCmMmPcToPt(height);
if (widthInPoints > 0 && heightInPoints > 0)
{
img.ScaleAbsolute(widthInPoints, heightInPoints);
}
else if (widthInPoints > 0)
{
heightInPoints = img.Height * widthInPoints / img.Width;
img.ScaleAbsolute(widthInPoints, heightInPoints);
}
else if (heightInPoints > 0)
{
widthInPoints = img.Width * heightInPoints / img.Height;
img.ScaleAbsolute(widthInPoints, heightInPoints);
}
try {
HtmlPipelineContext htmlPipelineContext = GetHtmlPipelineContext(ctx);
l.Add(GetCssAppliers().Apply(new Chunk((iTextSharp.text.Image)GetCssAppliers().Apply(img, tag, htmlPipelineContext), 0, 0, true), tag, htmlPipelineContext));
} catch (NoCustomContextException e) {
throw new RuntimeWorkerException(e);
}
}
}
return(l);
}
public override PdfDiv Apply(PdfDiv div, Tag t, IMarginMemory memory, IPageSizeContainable psc, HtmlPipelineContext context) {
IDictionary<String, String> css = t.CSS;
float fontSize = FontSizeTranslator.GetInstance().TranslateFontSize(t);
if (fontSize == Font.UNDEFINED) {
fontSize = FontSizeTranslator.DEFAULT_FONT_SIZE;
}
String align = null;
if (t.Attributes.ContainsKey(HTML.Attribute.ALIGN)) {
align = t.Attributes[HTML.Attribute.ALIGN];
} else if (css.ContainsKey(CSS.Property.TEXT_ALIGN)) {
align = css[CSS.Property.TEXT_ALIGN];
}
if (align != null) {
div.TextAlignment = CSS.GetElementAlignment(align);
}
String widthValue;
if (!css.TryGetValue(HTML.Attribute.WIDTH, out widthValue)) {
t.Attributes.TryGetValue(HTML.Attribute.WIDTH, out widthValue);
}
if (widthValue != null) {
float pageWidth = psc.PageSize.Width;
if (utils.IsNumericValue(widthValue) || utils.IsMetricValue(widthValue)) {
div.Width = Math.Min(pageWidth, utils.ParsePxInCmMmPcToPt(widthValue));
} else if (utils.IsRelativeValue(widthValue)) {
if (widthValue.Contains(CSS.Value.PERCENTAGE)) {
div.PercentageWidth = utils.ParseRelativeValue(widthValue, 1f);
} else {
div.Width = Math.Min(pageWidth, utils.ParseRelativeValue(widthValue, fontSize));
}
}
}
String heightValue;
if (!css.TryGetValue(HTML.Attribute.HEIGHT, out heightValue)) {
t.Attributes.TryGetValue(HTML.Attribute.HEIGHT, out heightValue);
}
if (heightValue != null) {
if (utils.IsNumericValue(heightValue) || utils.IsMetricValue(heightValue)) {
div.Height = utils.ParsePxInCmMmPcToPt(heightValue);
} else if (utils.IsRelativeValue(heightValue)) {
if (heightValue.Contains(CSS.Value.PERCENTAGE)) {
div.PercentageHeight = utils.ParseRelativeValue(heightValue, 1f);
} else {
div.Height = utils.ParseRelativeValue(heightValue, fontSize);
}
}
}
float? marginTop = null;
float? marginBottom = null;
foreach (KeyValuePair<String, String> entry in css) {
String key = entry.Key;
String value = entry.Value;
if (Util.EqualsIgnoreCase(key, CSS.Property.LEFT)) {
div.Left = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.RIGHT)) {
if (div.Width == null || div.Left == null) {
div.Right = utils.ParseValueToPt(value, fontSize);
}
} else if (Util.EqualsIgnoreCase(key, CSS.Property.TOP)) {
div.Top = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.BOTTOM)) {
if (div.Height == null || div.Top == null) {
div.Bottom = utils.ParseValueToPt(value, fontSize);
}
} else if (Util.EqualsIgnoreCase(key, CSS.Property.BACKGROUND_COLOR)) {
div.BackgroundColor = HtmlUtilities.DecodeColor(value);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.BACKGROUND_IMAGE)) {
string url = utils.ExtractUrl(value);
try {
Image img =
new ImageRetrieve(context.ResourcePath, context.GetImageProvider()).RetrieveImage(url);
div.BackgroundImage = img;
}
catch (NoImageException e) {
if (LOG.IsLogging(Level.ERROR)) {
LOG.Error(string.Format(LocaleMessages.GetInstance().GetMessage("html.tag.img.failed"), url), e);
}
}
}
else if (Util.EqualsIgnoreCase(key, CSS.Property.PADDING_LEFT)) {
div.PaddingLeft = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.PADDING_RIGHT)) {
div.PaddingRight = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.PADDING_TOP)) {
div.PaddingTop = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.PADDING_BOTTOM)) {
div.PaddingBottom = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.MARGIN_TOP)) {
marginTop = utils.CalculateMarginTop(value, fontSize, memory);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.MARGIN_BOTTOM)) {
marginBottom = utils.ParseValueToPt(value, fontSize);
} else if (Util.EqualsIgnoreCase(key, CSS.Property.FLOAT)) {
if (Util.EqualsIgnoreCase(value, CSS.Value.LEFT)) {
div.Float = PdfDiv.FloatType.LEFT;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.RIGHT)) {
div.Float = PdfDiv.FloatType.RIGHT;
}
} else if (Util.EqualsIgnoreCase(key, CSS.Property.POSITION)) {
if (Util.EqualsIgnoreCase(value, CSS.Value.ABSOLUTE)) {
div.Position = PdfDiv.PositionType.ABSOLUTE;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.FIXED)) {
div.Position = PdfDiv.PositionType.FIXED;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.RELATIVE)) {
div.Position = PdfDiv.PositionType.RELATIVE;
}
}
else if (Util.EqualsIgnoreCase(key, CSS.Property.DISPLAY)) {
if (Util.EqualsIgnoreCase(value, CSS.Value.BLOCK)) {
div.Display = PdfDiv.DisplayType.BLOCK;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.INLINE)) {
div.Display = PdfDiv.DisplayType.INLINE;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.INLINE_BLOCK)) {
div.Display = PdfDiv.DisplayType.INLINE_BLOCK;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.INLINE_TABLE)) {
div.Display = PdfDiv.DisplayType.INLINE_TABLE;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.LIST_ITEM)) {
div.Display = PdfDiv.DisplayType.LIST_ITEM;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.NONE)) {
div.Display = PdfDiv.DisplayType.NONE;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.RUN_IN)) {
div.Display = PdfDiv.DisplayType.RUN_IN;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE)) {
div.Display = PdfDiv.DisplayType.TABLE;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_CAPTION)) {
div.Display = PdfDiv.DisplayType.TABLE_CAPTION;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_CELL)) {
div.Display = PdfDiv.DisplayType.TABLE_CELL;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_COLUMN_GROUP)) {
div.Display = PdfDiv.DisplayType.TABLE_COLUMN_GROUP;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_COLUMN)) {
div.Display = PdfDiv.DisplayType.TABLE_COLUMN;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_FOOTER_GROUP)) {
div.Display = PdfDiv.DisplayType.TABLE_FOOTER_GROUP;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_HEADER_GROUP)) {
div.Display = PdfDiv.DisplayType.TABLE_HEADER_GROUP;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_ROW)) {
div.Display = PdfDiv.DisplayType.TABLE_ROW;
} else if (Util.EqualsIgnoreCase(value, CSS.Value.TABLE_ROW_GROUP)) {
div.Display = PdfDiv.DisplayType.TABLE_ROW_GROUP;
}
}
else if (Util.EqualsIgnoreCase(CSS.Property.BORDER_TOP_STYLE, key))
{
if (Util.EqualsIgnoreCase(CSS.Value.DOTTED, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.DOTTED;
}
else if (Util.EqualsIgnoreCase(CSS.Value.DASHED, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.DASHED;
}
else if (Util.EqualsIgnoreCase(CSS.Value.SOLID, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.SOLID;
}
else if (Util.EqualsIgnoreCase(CSS.Value.DOUBLE, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.DOUBLE;
}
else if (Util.EqualsIgnoreCase(CSS.Value.GROOVE, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.GROOVE;
}
else if (Util.EqualsIgnoreCase(CSS.Value.RIDGE, value))
{
div.BorderStyle = PdfDiv.BorderTopStyle.RIDGE;
}
else if (Util.EqualsIgnoreCase(value, CSS.Value.INSET))
{
div.BorderStyle = PdfDiv.BorderTopStyle.INSET;
}
else if (Util.EqualsIgnoreCase(value, CSS.Value.OUTSET))
{
div.BorderStyle = PdfDiv.BorderTopStyle.OUTSET;
}
} else if (Util.EqualsIgnoreCase(key, CSS.Property.PAGE_BREAK_INSIDE)) {
if (Util.EqualsIgnoreCase(value, CSS.Value.AVOID)) {
div.KeepTogether = true;
}
}
//TODO: border, background properties.
}
return div;
}
