public override void DisplayEmbeddedObject(IVwEnv vwenv, int hvo)
{
// See if it is a CmPicture.
ISilDataAccess sda = vwenv.DataAccess;
int clsid = sda.get_IntProp(hvo, (int)CmObjectFields.kflidCmObject_Class);
if (clsid != CmPictureTags.kClassId)
{
// don't know how to deal with it. Maybe the base implementation does.
base.DisplayEmbeddedObject(vwenv, hvo);
return;
}
int hvoFile = sda.get_ObjectProp(hvo, CmPictureTags.kflidPictureFile);
if (hvoFile == 0)
{
return;
}
string path;
string fileName = sda.get_UnicodeProp(hvoFile, CmFileTags.kflidInternalPath);
if (Path.IsPathRooted(fileName))
{
path = fileName;
}
else
{
if (m_hvoLangProject == 0)
{
// REVIEW (TimS/TomB): Hvo is for a CmPicture which means it might not be owned.
// If it's not owned, there will be no way to walk up the owner tree to find the
// Language Project. Review all clients to see if they have embedded objects.
// If so, they need to set the cache.
TryToSetLangProjectHvo(sda, hvo);
}
string linkedFilesRoot = sda.get_UnicodeProp(m_hvoLangProject, LangProjectTags.kflidLinkedFilesRootDir);
if (String.IsNullOrEmpty(linkedFilesRoot))
{
path = Path.Combine(DirectoryFinder.FWDataDirectory, fileName);
}
else
{
path = Path.Combine(linkedFilesRoot, fileName);
}
}
vwenv.set_IntProperty((int)FwTextPropType.ktptAlign,
(int)FwTextPropVar.ktpvEnum, (int)FwTextAlign.ktalCenter);
IPicture picture = new PictureWrapper(path);
// -1 is ktagNotAnAttr. 0 width & height mean use natural width/height.
vwenv.AddPictureWithCaption(picture, -1, CaptionProps, hvoFile, m_wsDefault, 0, 0, this);
}
public override void DisplayEmbeddedObject(IVwEnv vwenv, int hvo)
{
// See if it is a CmPicture.
ISilDataAccess sda = vwenv.DataAccess;
int clsid = sda.get_IntProp(hvo, (int)CmObjectFields.kflidCmObject_Class);
if (clsid != CmPictureTags.kClassId)
{
// don't know how to deal with it. Maybe the base implementation does.
base.DisplayEmbeddedObject(vwenv, hvo);
return;
}
int hvoFile = sda.get_ObjectProp(hvo, CmPictureTags.kflidPictureFile);
if (hvoFile == 0)
return;
string path;
string fileName = sda.get_UnicodeProp(hvoFile, CmFileTags.kflidInternalPath);
if (Path.IsPathRooted(fileName))
{
path = fileName;
}
else
{
if (m_hvoLangProject == 0)
{
// REVIEW (TimS/TomB): Hvo is for a CmPicture which means it might not be owned.
// If it's not owned, there will be no way to walk up the owner tree to find the
// Language Project. Review all clients to see if they have embedded objects.
// If so, they need to set the cache.
TryToSetLangProjectHvo(sda, hvo);
}
string linkedFilesRoot = sda.get_UnicodeProp(m_hvoLangProject, LangProjectTags.kflidLinkedFilesRootDir);
if (String.IsNullOrEmpty(linkedFilesRoot))
path = Path.Combine(FwDirectoryFinder.DataDirectory, fileName);
else
path = Path.Combine(linkedFilesRoot, fileName);
}
vwenv.set_IntProperty((int)FwTextPropType.ktptAlign,
(int)FwTextPropVar.ktpvEnum, (int)FwTextAlign.ktalCenter);
IPicture picture = new PictureWrapper(path);
// -1 is ktagNotAnAttr. 0 width & height mean use natural width/height.
vwenv.AddPictureWithCaption(picture, -1, CaptionProps, hvoFile, m_wsDefault, 0, 0, this);
}
/// -----------------------------------------------------------------------------------
/// <summary>
/// Display the specified object (from an ORC embedded in a string). The default
/// here knows how to display IPictures.
/// </summary>
/// <param name="vwenv"></param>
/// <param name="hvo"></param>
/// -----------------------------------------------------------------------------------
public virtual void DisplayEmbeddedObject(IVwEnv vwenv, int hvo)
{
CheckDisposed();
// See if it is a CmPicture.
ISilDataAccess sda = vwenv.DataAccess;
int clsid = sda.get_IntProp(hvo, (int)CmObjectFields.kflidCmObject_Class);
if (clsid != CmPicture.kclsidCmPicture)
{
return; // don't know how to deal with it.
}
int hvoFile = sda.get_ObjectProp(hvo, (int)CmPicture.CmPictureTags.kflidPictureFile);
if (hvoFile == 0)
{
return;
}
string path;
string fileName = sda.get_UnicodeProp(hvoFile, (int)CmFile.CmFileTags.kflidInternalPath);
if (Path.IsPathRooted(fileName))
{
path = fileName;
}
else
{
if (m_hvoLangProject == 0)
{
TryToSetLangProjectHvo(sda, hvo);
}
string externalRoot = sda.get_UnicodeProp(m_hvoLangProject, (int)LangProject.LangProjectTags.kflidExtLinkRootDir);
if (String.IsNullOrEmpty(externalRoot))
{
path = Path.Combine(DirectoryFinder.FWDataDirectory, fileName);
}
else
{
path = Path.Combine(externalRoot, fileName);
}
}
vwenv.set_IntProperty((int)FwTextPropType.ktptAlign,
(int)FwTextPropVar.ktpvEnum, (int)FwTextAlign.ktalCenter);
Image image;
try
{
image = Image.FromFile(FileUtils.ActualFilePath(path));
}
catch
{
// unable to read image. set to default image that indicates an invalid image.
image = ResourceHelper.ImageNotFoundX;
}
stdole.IPicture picture;
try
{
picture = (stdole.IPicture)OLECvt.ToOLE_IPictureDisp(image);
}
catch
{
// conversion to OLE format from current image format is not supported (e.g. WMF file)
// try to convert it to a bitmap and convert it to OLE format again.
// TODO: deal with transparency
// We could just do the following line (creating a new bitmap) instead of going
// through a memory stream, but then we end up with an image that is too big.
//image = new Bitmap(image, image.Size);
using (MemoryStream imageStream = new MemoryStream())
{
image.Save(imageStream, ImageFormat.Png);
image = Image.FromStream(imageStream, true);
}
picture = (stdole.IPicture)OLECvt.ToOLE_IPictureDisp(image);
}
// -1 is ktagNotAnAttr. 0 width & height mean use natural width/height.
vwenv.AddPictureWithCaption(picture, -1, CaptionProps, hvoFile, m_wsDefault, 0, 0, this);
image.Dispose();
}
/// -----------------------------------------------------------------------------------
/// <summary>
/// Display the specified object (from an ORC embedded in a string). The default
/// here knows how to display IPictures.
/// </summary>
/// <param name="vwenv"></param>
/// <param name="hvo"></param>
/// -----------------------------------------------------------------------------------
public virtual void DisplayEmbeddedObject(IVwEnv vwenv, int hvo)
{
CheckDisposed();
// See if it is a CmPicture.
ISilDataAccess sda = vwenv.DataAccess;
int clsid = sda.get_IntProp(hvo, (int)CmObjectFields.kflidCmObject_Class);
if (clsid != CmPicture.kclsidCmPicture)
return; // don't know how to deal with it.
int hvoFile = sda.get_ObjectProp(hvo, (int)CmPicture.CmPictureTags.kflidPictureFile);
if (hvoFile == 0)
return;
string path;
string fileName = sda.get_UnicodeProp(hvoFile, (int)CmFile.CmFileTags.kflidInternalPath);
if (Path.IsPathRooted(fileName))
{
path = fileName;
}
else
{
if (m_hvoLangProject == 0)
TryToSetLangProjectHvo(sda, hvo);
string externalRoot = sda.get_UnicodeProp(m_hvoLangProject, (int)LangProject.LangProjectTags.kflidExtLinkRootDir);
if (String.IsNullOrEmpty(externalRoot))
path = Path.Combine(DirectoryFinder.FWDataDirectory, fileName);
else
path = Path.Combine(externalRoot, fileName);
}
vwenv.set_IntProperty((int)FwTextPropType.ktptAlign,
(int)FwTextPropVar.ktpvEnum, (int)FwTextAlign.ktalCenter);
Image image;
try
{
image = Image.FromFile(FileUtils.ActualFilePath(path));
}
catch
{
// unable to read image. set to default image that indicates an invalid image.
image = ResourceHelper.ImageNotFoundX;
}
stdole.IPicture picture;
try
{
picture = (stdole.IPicture)OLECvt.ToOLE_IPictureDisp(image);
}
catch
{
// conversion to OLE format from current image format is not supported (e.g. WMF file)
// try to convert it to a bitmap and convert it to OLE format again.
// TODO: deal with transparency
// We could just do the following line (creating a new bitmap) instead of going
// through a memory stream, but then we end up with an image that is too big.
//image = new Bitmap(image, image.Size);
using (MemoryStream imageStream = new MemoryStream())
{
image.Save(imageStream, ImageFormat.Png);
image = Image.FromStream(imageStream, true);
}
picture = (stdole.IPicture)OLECvt.ToOLE_IPictureDisp(image);
}
// -1 is ktagNotAnAttr. 0 width & height mean use natural width/height.
vwenv.AddPictureWithCaption(picture, -1, CaptionProps, hvoFile, m_wsDefault, 0, 0, this);
image.Dispose();
}
