diff options
Diffstat (limited to 'src/Fl_Text_Display.cxx')
| -rw-r--r-- | src/Fl_Text_Display.cxx | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/Fl_Text_Display.cxx b/src/Fl_Text_Display.cxx index 89011d023..320ebb90f 100644 --- a/src/Fl_Text_Display.cxx +++ b/src/Fl_Text_Display.cxx @@ -1,5 +1,5 @@ // -// "$Id: Fl_Text_Display.cxx,v 1.12.2.18 2002/06/09 18:28:49 easysw Exp $" +// "$Id: Fl_Text_Display.cxx,v 1.12.2.19 2002/06/10 21:04:19 easysw Exp $" // // Copyright 2001-2002 by Bill Spitzak and others. // Original code Copyright Mark Edel. Permission to distribute under @@ -887,6 +887,10 @@ void Fl_Text_Display::draw_vline(int visLineNum, int leftClip, int rightClip, char *outPtr; const char *lineStr; +// printf("draw_vline(visLineNum=%d, leftClip=%d, rightClip=%d, leftCharIndex=%d, rightCharIndex=%d)\n", +// visLineNum, leftClip, rightClip, leftCharIndex, rightCharIndex); +// printf("nNVisibleLines=%d\n", mNVisibleLines); + /* If line is not displayed, skip it */ if ( visLineNum < 0 || visLineNum >= mNVisibleLines ) return; @@ -897,6 +901,7 @@ void Fl_Text_Display::draw_vline(int visLineNum, int leftClip, int rightClip, /* Get the text, length, and buffer position of the line to display */ lineStartPos = mLineStarts[ visLineNum ]; +// printf("lineStartPos=%d\n", lineStartPos); if ( lineStartPos == -1 ) { lineLen = 0; lineStr = NULL; @@ -1518,7 +1523,7 @@ void Fl_Text_Display::calc_line_starts( int startLine, int endLine ) { start of the next line in lineStarts */ for ( line = startLine; line <= endLine; line++ ) { lineEnd = buffer()->line_end(startPos); - nextLineStart = min(buffer()->length(), lineEnd + 1); + nextLineStart = min(bufLen, lineEnd + 1); startPos = nextLineStart; if ( startPos >= bufLen ) { /* If the buffer ends with a newline or line break, put @@ -1645,7 +1650,7 @@ int Fl_Text_Display::measure_vline( int visLineNum ) { int charCount = 0, lineStartPos = mLineStarts[ visLineNum ]; char expandedChar[ FL_TEXT_MAX_EXP_CHAR_LEN ]; - if (lineStartPos < 0) return 0; + if (lineStartPos < 0 || lineLen == 0) return 0; if ( mStyleBuffer == NULL ) { for ( i = 0; i < lineLen; i++ ) { len = mBuffer->expand_character( lineStartPos + i, @@ -1959,5 +1964,5 @@ int Fl_Text_Display::handle(int event) { // -// End of "$Id: Fl_Text_Display.cxx,v 1.12.2.18 2002/06/09 18:28:49 easysw Exp $". +// End of "$Id: Fl_Text_Display.cxx,v 1.12.2.19 2002/06/10 21:04:19 easysw Exp $". // |