public override void EventOccurred(IEventData data, EventType type)
{
if (type.Equals(EventType.RENDER_TEXT) || type.Equals(EventType.RENDER_IMAGE))
{
String tagName = GetTagName(data, type);
if ((tagName == null && layerName == null) || (layerName != null && layerName.Equals(tagName)))
{
if (type.Equals(EventType.RENDER_TEXT))
{
TextRenderInfo renderInfo = (TextRenderInfo)data;
SetFillColor(renderInfo.GetGraphicsState().GetFillColor());
SetPdfFont(renderInfo.GetGraphicsState().GetFont());
base.EventOccurred(data, type);
}
else
{
if (type.Equals(EventType.RENDER_IMAGE))
{
ImageRenderInfo renderInfo = (ImageRenderInfo)data;
Matrix ctm = renderInfo.GetImageCtm();
SetImageBBoxRectangle(new Rectangle(ctm.Get(6), ctm.Get(7), ctm.Get(0), ctm.Get(4)));
}
}
}
}
}
public virtual void EventOccurred(IEventData data, EventType type)
{
if (data is TextRenderInfo)
{
TextRenderInfo renderInfo = (TextRenderInfo)data;
map.Put("String", renderInfo.GetPdfString().ToUnicodeString());
map.Put("FillOpacity", renderInfo.GetGraphicsState().GetFillOpacity());
map.Put("StrokeOpacity", renderInfo.GetGraphicsState().GetStrokeOpacity());
}
}
public Color?GetColor(TextRenderInfo text)
{
iText.Kernel.Colors.Color color;
float alpha;
switch (text.GetTextRenderMode())
{
case 0: // Fill text
case 4: // Fill text and add to path for clipping
color = text.GetFillColor();
alpha = text.GetGraphicsState().GetFillOpacity();
break;
case 1: // Stroke text
case 2: //Fill, then stroke text
case 5: // Stroke text and add to path for clipping
case 6: // Fill, then stroke text and add to path for clipping
color = text.GetStrokeColor();
alpha = text.GetGraphicsState().GetStrokeOpacity();
break;
case 3: // Invisible
return(System.Drawing.Color.Transparent);
case 7: // Add text to padd for clipping
return(System.Drawing.Color.Black);
default: throw new ApplicationException("wrong render mode");
}
// var value = text.GetStrokeColor().GetColorValue();
// if(value.Length==1&&value[0]==0)
// value = text.GetFillColor().GetColorValue();
return(GetColor(color, alpha));
}
public float GetFontSize(TextRenderInfo textRenderInfo, LineSegment baseline, LineSegment ascentLine)
{
var fontSize = textRenderInfo.GetFontSize();
var height = ascentLine.GetStartPoint().Get(1) - baseline.GetStartPoint().Get(1);
if (fontSize > 0.99 && fontSize < 1.01)
{
LogWrongFontSize("no font size. take height of line:" + height);
return(height * 1.05F);
}
var ctm = textRenderInfo.GetGraphicsState().GetCtm();
var heightFont = ctm.Get(Matrix.I22);
if (heightFont > 0.99 && heightFont < 1.01)
{
if (fontSize > height * 1.3)
{
LogWrongFontSize("big fontSize:" + fontSize + ". take height of line:" + height);
return(height * 1.3F);
}
}
else
{
if (heightFont > 0)
{
fontSize *= heightFont;
LogWrongFontSize("height font positive: " + heightFont);
}
else
{
fontSize *= -heightFont;
}
}
return(fontSize);
}
