public TextRenderer(string text, int maxwidth, bool asHTML)
{
Text = text;
MaxWidth = maxwidth;
AsHTML = asHTML;
m_href = new HTMLRegions();
m_images = new HTMLImages();
}
void getHREFRegions(HTMLRegions regions, List<AHTMLAtom>[] text, int[] x, int y)
{
for (int alignment = 0; alignment < 3; alignment++)
{
// variables for the open href region
bool isRegionOpen = false;
HTMLRegion region = null;
int regionHeight = 0;
int additionalwidth = 0;
int dx = x[alignment];
for (int i = 0; i < text[alignment].Count; i++)
{
AHTMLAtom atom = text[alignment][i];
if ((region == null && atom.HREFAttributes != null) ||
(region != null && atom.HREFAttributes != region.HREFAttributes))
{
// close the current href tag if one is open.
if (isRegionOpen)
{
region.Area.Width = (dx - region.Area.X) + additionalwidth;
region.Area.Height = (y + regionHeight - region.Area.Y);
isRegionOpen = false;
region = null;
}
// did we open a href?
if (atom.HREFAttributes != null)
{
isRegionOpen = true;
region = regions.AddRegion(atom.HREFAttributes);
region.Area.X = dx;
region.Area.Y = y;
regionHeight = 0;
}
}
if (atom is HTMLImageGump)
{
// we need regions for images so that we can do mouse over images.
// if we're currently in an open href region, we'll use that one.
// if we don't have an open region, we'll create one just for this image.
HTMLImage image = ((HTMLImageGump)atom).AssociatedImage;
if (image != null)
{
if (!isRegionOpen)
{
region = regions.AddRegion(atom.HREFAttributes);
isRegionOpen = true;
region.Area.X = dx;
region.Area.Y = y;
regionHeight = 0;
}
image.RegionIndex = region.Index;
}
}
dx += atom.Width;
if (atom is HTMLAtomCharacter && ((HTMLAtomCharacter)atom).Style_IsItalic)
additionalwidth = 2;
else
additionalwidth = 0;
if (isRegionOpen && atom.Height > regionHeight)
regionHeight = atom.Height;
}
// we've reached the last atom in this set.
// if a href tag is still open, close it.
if (isRegionOpen)
{
region.Area.Width = (dx - region.Area.X);
region.Area.Height = (y + regionHeight - region.Area.Y);
}
}
}