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issue #507: fix/simplify parsing of colors

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This commit is contained in:
John Hood
2014-09-15 00:28:28 -04:00
parent fb97e54b2f
commit 67c22e5065
1 changed files with 15 additions and 17 deletions
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src/terminal/terminalfunctions.cc
+15 -17
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@@ -380,24 +380,22 @@ static Function func_Ctrl_BEL( CONTROL, "\x07", Ctrl_BEL );
/* select graphics rendition -- e.g., bold, blinking, etc. */
static void CSI_SGR( Framebuffer *fb, Dispatcher *dispatch )
{
/* We need to special-case the handling of CSI [34]8 ; 5 ; Ps m,
because Ps of 0 in that case does not mean reset to default, even
though it means that otherwise (as usually renditions are applied
in order). */
if ( (dispatch->param_count() == 3)
&& (dispatch->getparam( 0, -1 ) == 38)
&& (dispatch->getparam( 1, -1 ) == 5) ) {
fb->ds.set_foreground_color( dispatch->getparam( 2, 0 ) );
} else if ( (dispatch->param_count() == 3)
&& (dispatch->getparam( 0, -1 ) == 48)
&& (dispatch->getparam( 1, -1 ) == 5) ) {
fb->ds.set_background_color( dispatch->getparam( 2, 0 ) );
} else {
for ( int i = 0; i < dispatch->param_count(); i++ ) {
int rendition = dispatch->getparam( i, 0 );
fb->ds.add_rendition( rendition );
for ( int i = 0; i < dispatch->param_count(); i++ ) {
int rendition = dispatch->getparam( i, 0 );
/* We need to special-case the handling of [34]8 ; 5 ; Ps,
because Ps of 0 in that case does not mean reset to default, even
though it means that otherwise (as usually renditions are applied
in order). */
if ((rendition == 38 || rendition == 48) &&
(dispatch->param_count() - i >= 3) &&
(dispatch->getparam( i+1, -1 ) == 5)) {
(rendition == 38) ?
fb->ds.set_foreground_color( dispatch->getparam( i+2, 0 ) ) :
fb->ds.set_background_color( dispatch->getparam( i+2, 0 ) );
i += 2;
continue;
}
fb->ds.add_rendition( rendition );
}
}