Changeset 2110

Timestamp:

05/12/03 10:09:47 (22 years ago)

Author:

tbretz

Message:

*** empty log message ***

Location:

trunk/MagicSoft/Mars

Files:

• Changelog (modified) (1 diff)
• mmain/MStatusDisplay.cc (modified) (5 diffs)
• mmain/MStatusDisplay.h (modified) (1 diff)

trunk/MagicSoft/Mars/Changelog

@@ -1 +1 @@
                                                  -*-*- END OF LINE -*-*-
+
+ 2003/05/12: Thomas Bretz
+
+   * mmain/MStatusDisplay.[h,cc]:
+     - implemented UpdatePSHeader
+
+
 
  2003/05/10: Thomas Bretz

trunk/MagicSoft/Mars/mmain/MStatusDisplay.cc

@@ -61 +61 @@
 #include "MStatusDisplay.h"
 
-#include <iostream.h>
+#include <fstream.h>              // fstream
 
 #include <TLine.h>                // TLine
@@ -1338 +1338 @@
 // --------------------------------------------------------------------------
 //
+// Insert the following two lines into the postscript header:
+//
+//   %%DocumentPaperSizes: a4
+//   %%Orientation: Landscape
+//
+void MStatusDisplay::UpdatePSHeader(const TString &name) const
+{
+    const TString newstr("%%DocumentPaperSizes: a4\n%%Orientation: Landscape");
+
+    fstream f(name, ios::in|ios::out|ios::nocreate);
+
+    TString str;
+    f >> str;
+
+    streampos p = f.tellg()+1;
+
+    char *c1 = new char[newstr.Length()];
+    char *c2 = new char[newstr.Length()];
+
+    f.read(c1, newstr.Length());
+
+    f.seekp(p);
+
+    f << newstr;
+
+    while (1)
+    {
+        streampos p1 = f.tellg();
+        f.read(c2, newstr.Length());
+        streampos p2 = f.tellg();
+        f.seekp(p1);
+        if (f)
+        {
+            f.write(c1, newstr.Length());
+            memcpy(c1, c2, newstr.Length());
+            continue;
+        }
+
+        f.clear();
+        f.write(c1, newstr.Length());
+        f.write(c2, p2-p1);
+        break;
+    }
+
+    delete c2;
+    delete c1;
+}
+
+// --------------------------------------------------------------------------
+//
 // In case of num<0 all tabs are written into the PS file. If num>0
 // the canvas in the corresponding tab is written to the file.
@@ -1367 +1417 @@
     TPostScript ps(name, 112);
     ps.SetBit(TPad::kPrintingPS);
-
-    //%%DocumentPaperSizes: a4
-    //%%Orientation: Portrait
-
     ps.PrintFast(13, "/nan {1} def ");
 
@@ -1479 +1525 @@
 
     ps.Close();
+    UpdatePSHeader(name);
 
     gVirtualPS = psave;
@@ -1749 +1796 @@
     return TGMainFrame::HandleEvent(event);
 }
+

trunk/MagicSoft/Mars/mmain/MStatusDisplay.h

@@ -98 +98 @@
     void AddExtension(TString &name, const TString &ext, Int_t num) const;
 
+    void UpdatePSHeader(const TString &name) const;
+
     enum {
         kIsLocked = BIT(14)