Fix event loop to no longer eat CPU

[lyx.git] / src / lyxlength.C

diff --git a/src/lyxlength.C b/src/lyxlength.C
index c461efd4755dd666661e2c7275aabafef4ceeadf..70a8aaad4204d20c66f3ec7a7b6330bc8c2fc357 100644 (file)
--- a/src/lyxlength.C
+++ b/src/lyxlength.C
@@ -19,10 +19,10 @@
 #include "lengthcommon.h"
 #include "lyxrc.h"
 
+#include <sstream>
+#include <iomanip>
 
-#include "support/std_sstream.h"
 
-using std::abs;
 using std::ostringstream;
 using std::string;
 
@@ -60,33 +60,31 @@ string const LyXLength::asString() const
 
 string const LyXLength::asLatexString() const
 {
-       char buffer[80];
+       ostringstream os;
        switch (unit_) {
        case PTW:
-               snprintf(buffer, 78, "%.2f\\textwidth", val_/100.0);
-               break;                    
-       case PCW:                   
-               snprintf(buffer, 78, "%.2f\\columnwidth", val_/100.0);
-               break;                    
-       case PPW:                   
-               snprintf(buffer, 78, "%.2f\\paperwidth", val_/100.0);
-               break;                    
-       case PLW:                   
-               snprintf(buffer, 78, "%.2f\\linewidth", val_/100.0);
-               break;                    
-       case PPH:                   
-               snprintf(buffer, 78, "%.2f\\paperheight", val_/100.0);
-               break;                    
-       case PTH:                   
-               snprintf(buffer, 78, "%.2f\\textheight", val_/100.0);
+               os << val_ / 100.0 << "\\textwidth";
+               break;
+       case PCW:
+               os << val_ / 100.0 << "\\columnwidth";
+               break;
+       case PPW:
+               os << val_ / 100.0 << "\\paperwidth";
+               break;
+       case PLW:
+               os << val_ / 100.0 << "\\linewidth";
+               break;
+       case PPH:
+               os << val_ / 100.0 << "\\paperheight";
+               break;
+       case PTH:
+               os << val_ / 100.0 << "\\textheight";
                break;
        default:
-               snprintf(buffer, 78, "%f%s", val_, unit_name[unit_]);
+               os << val_ << unit_name[unit_];
          break;
        }
-       // paranoia
-       buffer[79] = 0;
-       return buffer;
+       return os.str();
 }
 
 
@@ -146,10 +144,6 @@ int LyXLength::inPixels(int text_width, int em_width_base) const
        // between lengths and font sizes on the screen
        // is the same as on paper.
 
-#ifdef WITH_WARNINGS
-#warning if you don't care than either call this function differently or let it return negative values and call abs() explicitly when needed (Andre')
-#endif
-
        double result = 0.0;
 
        switch (unit_) {