Aegisub/aegisub/auto4_perl_misc.cpp

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// Copyright (c) 2008, Simone Cociancich
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:jiifurusu@gmail.com
//
#ifdef WITH_PERL
#include "auto4_perl.h"
namespace Automation4 {
void xs_perl_misc(pTHX)
{
newXS("Aegisub::warn", log_warning, __FILE__);
newXS("Aegisub::text_extents", text_extents, __FILE__);
}
/////////////
// PerlLog
//
XS(log_warning)
{
dXSARGS;
wxString buffer;
if(items >= 1) {
buffer = wxString(SvPV_nolen(ST(0)), wx2pl);
for(I32 i = 1; i < items; i++) {
buffer << _T(" ") << wxString(SvPV_nolen(ST(i)), wx2pl);
}
}
wxLogWarning(buffer);
}
////////////
// Others
//
XS(text_extents)
{
/* TODO badly: rewrite this shit */
dXSARGS;
// Read the parameters
SV *style; wxString text;
if(items >= 2) {
// Enough of them
style = sv_mortalcopy(ST(0));
text = wxString(SvPV_nolen(ST(1)), pl2wx);
}
else {
// We needed 2 parameters at least!
XSRETURN_UNDEF;
}
// Get the AssStyle
AssStyle *s;
if(SvROK(style)) {
// Create one from the hassh
s = PerlAss::MakeAssStyle((HV*)SvRV(style));
}
else {
// It's the name of the style
wxString sn(SvPV_nolen(style), pl2wx);
// We get it from the AssFile::top
s = AssFile::top->GetStyle(sn);
/* TODO: make it dig from the current hassh's styles */
}
// The return parameters
double width, height, descent, extlead;
// The actual calculation
if(!CalculateTextExtents(s, text, width, height, descent, extlead)) {
/* TODO: diagnose error */
XSRETURN_EMPTY;
}
// Returns
switch(GIMME_V) {
case G_ARRAY:
// List context
EXTEND(SP, 4);
XST_mNV(0, width);
XST_mNV(1, height);
XST_mNV(2, descent);
XST_mNV(3, extlead);
XSRETURN(4);
break;
case G_SCALAR:
// Scalar context
XSRETURN_NV(width);
}
}
};
#endif //WITH_PERL