private void ExtractLeftButtonUp(object sender, MouseButtonEventArgs e)
{
/* Check if we have something selected */
if (selectedpage == null)
{
Cursor = Cursors.Arrow;
return;
}
Point posit = e.GetPosition(xaml_PageList);
dropafterposition = GetCurrentIndex();
putattop = false;
if (dropafterposition < 0)
{
/* Check if we are above or below */
if (posit.Y < 0)
{
putattop = true;
}
else
{
dropafterposition = xaml_PageList.Items.Count - 1;
}
}
Cursor = Cursors.Arrow;
MoveItem();
selectedpage = null;
}
private void ExtractLeftButtonDown(object sender, MouseButtonEventArgs e)
{
int index = GetCurrentIndex();
if (index > -1 && index < Pages.Count)
{
selectedpage = Pages[index];
}
}
public void SetPageList(int num_pages)
{
for (int k = 1; k < num_pages + 1; k++)
{
SelectPage Spage = new SelectPage();
Spage.Page = k;
Spage.PageString = k;
Pages.Add(Spage);
}
}
public void SetPageList(int num_pages)
{
for (int k = 1; k < num_pages + 1; k++)
{
SelectPage Spage = new SelectPage();
Spage.Page = k;
Spage.PageString = k;
ConvertPages.Add(Spage);
}
}
private void ExtractLeftButtonUp(object sender, MouseButtonEventArgs e)
{
/* Check if we have something selected */
if (selectedpage == null)
{
Cursor = Cursors.Arrow;
return;
}
Point posit = e.GetPosition(xaml_PageList);
dropafterposition = GetCurrentIndex();
putattop = false;
if (dropafterposition < 0)
{
/* Check if we are above or below */
if (posit.Y < 0)
putattop = true;
else
dropafterposition = xaml_PageList.Items.Count - 1;
}
Cursor = Cursors.Arrow;
MoveItem();
selectedpage = null;
}
private void ExtractLeftButtonDown(object sender, MouseButtonEventArgs e)
{
int index = GetCurrentIndex();
if (index > -1 && index < Pages.Count)
selectedpage = Pages[index];
}
/* A standard command line approach to using gs API */
private void gsWork1(object sender, DoWorkEventArgs e)
{
gsParams_t gsparams = (gsParams_t)e.Argument;
String out_file = gsparams.outputfile;
String in_file = gsparams.inputfile;
int num_params = 8; /* base number */
int rend_count = 1;
String options;
int count;
List <String> optionlist;
optionlist = GetOptions(gsparams.options);
num_params = num_params + optionlist.Count;
if (gsparams.pages != null)
{
rend_count = gsparams.pages.Count;
num_params = num_params + 2;
}
if (gsparams.init_file != null)
{
num_params = num_params + 1;
}
if (gsparams.init_string != null)
{
num_params = num_params + 2;
}
var argParam = new GCHandle[num_params];
var argPtrs = new IntPtr[num_params];
String[] strParams = new String[num_params];
List <byte[]> CharacterArray = new List <byte[]>(num_params);
GCHandle argPtrsStable;
/* New instance */
int code = tc_gsapi_new_instance(out gsInstance, IntPtr.Zero);
if (code < 0)
{
gsparams.result = GS_Result_t.gsFAILED;
e.Result = gsparams;
return;
}
code = tc_gsapi_set_stdio(gsInstance, RaiseStdInCallback,
RaiseStdOutCallback, RaiseStdErrCallback);
code = tc_gsapi_set_arg_encoding(gsInstance, (int)gsEncoding.GS_ARG_ENCODING_UTF8);
if (code == 0)
{
for (int jj = 0; jj < rend_count; jj++)
{
strParams[0] = "gs"; /* This does not matter */
strParams[1] = "-dNOPAUSE";
strParams[2] = "-dBATCH";
if (gsparams.devicename != null)
{
strParams[3] = "-sDEVICE=" + gsparams.devicename;
}
else
{
strParams[3] = "-sDEVICE=" + Enum.GetName(typeof(gsDevice_t), gsparams.device);
}
strParams[4] = "-r" + gsparams.resolution;
/* Create temp file if file not specified */
if (out_file == null)
{
out_file = Path.GetTempFileName();
gsparams.outputfile = out_file;
}
count = 5;
/* Add in the options */
for (int kk = 0; kk < optionlist.Count; kk++)
{
strParams[count] = optionlist[kk];
count++;
}
/* We have discontinuous page selection */
if (gsparams.pages != null)
{
String firstpage, lastpage;
options = gsparams.options;
SelectPage curr_page = (SelectPage)(gsparams.pages[jj]);
firstpage = "-dFirstPage=" + curr_page.Page;
lastpage = "-dLastPage=" + curr_page.Page;
strParams[count] = firstpage;
count++;
strParams[count] = lastpage;
count++;
/* Look for file extension. */
string extension = System.IO.Path.GetExtension(out_file);
int len = extension.Length;
String new_out_file = out_file.Substring(0, out_file.Length - len);
strParams[count] = "-o" + new_out_file + "_page" + curr_page.Page + extension;
}
else
{
if (gsparams.need_multi_page)
{
/* Look for file extension. */
string extension = System.IO.Path.GetExtension(out_file);
int len = extension.Length;
String new_out_file = out_file.Substring(0, out_file.Length - len);
strParams[count] = "-o" + new_out_file + "_page%d" + extension;
}
else
{
strParams[count] = "-o" + out_file;
}
}
if (gsparams.init_string != null)
{
count++;
strParams[count] = "-c";
count++;
strParams[count] = gsparams.init_string;
}
count++;
strParams[count] = "-f";
if (gsparams.init_file != null)
{
count++;
strParams[count] = gsparams.init_file;
}
count++;
strParams[count] = in_file;
/* Now convert our Strings to char* and get pinned handles to these.
* This keeps the c# GC from moving stuff around on us */
for (int k = 0; k < num_params; k++)
{
CharacterArray.Add(System.Text.Encoding.UTF8.GetBytes(strParams[k].ToCharArray()));
argParam[k] = GCHandle.Alloc(CharacterArray[k], GCHandleType.Pinned);
argPtrs[k] = argParam[k].AddrOfPinnedObject();
}
/* Also stick the array of pointers into memory that will not be GCd */
argPtrsStable = GCHandle.Alloc(argPtrs, GCHandleType.Pinned);
code = tc_gsapi_init_with_args(gsInstance, num_params, argPtrsStable.AddrOfPinnedObject());
/* All the pinned items need to be freed so the GC can do its job */
for (int k = 0; k < num_params; k++)
{
argParam[k].Free();
}
argPtrsStable.Free();
/* Free the character array list in case we have multiple runs */
CharacterArray.Clear();
if (code < 0)
{
break;
}
}
}
int code1 = tc_gsapi_exit(gsInstance);
if ((code == 0) || (code == gsConstants.E_QUIT))
{
code = code1;
}
tc_gsapi_delete_instance(gsInstance);
if ((code == 0) || (code == gsConstants.E_QUIT))
{
gsparams.result = GS_Result_t.gsOK;
e.Result = gsparams;
return;
}
gsparams.result = GS_Result_t.gsFAILED;
e.Result = gsparams;
return;
}