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323 lines
8.7 KiB
323 lines
8.7 KiB
/**********************************************************************
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** Copyright (C) 2000 Trolltech AS. All rights reserved.
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** Copyright (c) 2001 Phil Thompson <phil@river-bank.demon.co.uk>
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** Copyright (c) 2002 Riverbank Computing Limited <info@riverbankcomputing.co.uk>
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**
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** This file is part of TQt Designer.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#include "uic.h"
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#include <tqfile.h>
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#include <tqimage.h>
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#include <tqstringlist.h>
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#include <tqdatetime.h>
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#include <tqfileinfo.h>
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#include <stdio.h>
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#include <ctype.h>
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// on embedded, we do not compress image data. Rationale: by mapping
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// the ready-only data directly into memory we are both faster and
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// more memory efficient
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#if defined(Q_WS_QWS) && !defined(TQT_NO_IMAGE_COLLECTION_COMPRESSION)
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#define TQT_NO_IMAGE_COLLECTION_COMPRESSION
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#endif
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struct EmbedImage
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{
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~EmbedImage() { delete[] colorTable; }
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int width, height, depth;
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int numColors;
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TQRgb* colorTable;
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TQString name;
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TQString cname;
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bool alpha;
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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ulong compressed;
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#endif
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};
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static TQString convertToCIdentifier( const char *s )
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{
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TQString r = s;
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int len = r.length();
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if ( len > 0 && !isalpha( (char)r[0].latin1() ) )
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r[0] = '_';
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for ( int i=1; i<len; i++ ) {
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if ( !isalnum( (char)r[i].latin1() ) )
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r[i] = '_';
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}
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return r;
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}
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static ulong embedData( TQTextStream& out, const uchar* input, int nbytes )
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{
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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TQByteArray bazip( tqCompress( input, nbytes ) );
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uint len = bazip.size();
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#else
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uint len = (uint)nbytes;
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#endif
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static const char hexdigits[] = "0123456789abcdef";
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TQString s;
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for ( uint i=0; i<len; i++ ) {
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if ( (i%14) == 0 ) {
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if (i)
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s += '"';
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s += " \\\n \"";
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out << (const char*)s;
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s.truncate( 0 );
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}
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uint v = (uchar)
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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bazip
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#else
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input
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#endif
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[(int)i];
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s += "\\x";
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s += hexdigits[(v >> 4) & 15];
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s += hexdigits[v & 15];
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if ( i == len-1 )
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s += "\"\n";
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}
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if ( s.length() )
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out << (const char*)s;
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return (ulong)len;
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}
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static void embedData( TQTextStream& out, const TQRgb* input, int n )
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{
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out << hex;
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const TQRgb *v = input;
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for ( int i=0; i<n; i++ ) {
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if ( (i%14) == 0 )
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out << "\n ";
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out << "0x";
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out << hex << *v++;
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if ( i < n-1 )
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out << ',';
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}
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out << dec; // back to decimal mode
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}
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void Uic::embed( TQTextStream& out, const char* project, const TQStringList& images )
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{
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TQString cProject = convertToCIdentifier( project );
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TQStringList::ConstIterator it;
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out << "# Image collection for project '" << project << "'.\n";
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out << "#\n";
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out << "# Generated from reading image files: \n";
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for ( it = images.begin(); it != images.end(); ++it )
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out << "# " << *it << "\n";
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out << "#\n";
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out << "# Created by: The PyTQt User Interface Compiler (pytquic) " << PYTQT_VERSION << "\n";
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out << "#\n";
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out << "# WARNING! All changes made in this file will be lost!\n";
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out << "\n";
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out << "\n";
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out << "from PyTQt.tqt import TQImage, TQMimeSourceFactory";
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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out << ", tqUncompress";
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#endif
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out << "\n";
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out << "\n";
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out << "\n";
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TQPtrList<EmbedImage> list_image;
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list_image.setAutoDelete( TRUE );
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int image_count = 0;
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for ( it = images.begin(); it != images.end(); ++it ) {
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TQImage img;
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if ( !img.load( *it ) ) {
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fprintf( stderr, "pytquic: cannot load image file %s\n", (*it).local8Bit().data() );
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continue;
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}
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EmbedImage *e = new EmbedImage;
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e->width = img.width();
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e->height = img.height();
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e->depth = img.depth();
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e->numColors = img.numColors();
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e->colorTable = new TQRgb[e->numColors];
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e->alpha = img.hasAlphaBuffer();
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memcpy(e->colorTable, img.colorTable(), e->numColors*sizeof(TQRgb));
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TQFileInfo fi( *it );
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e->name = fi.fileName();
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e->cname = TQString("image_%1").arg( image_count++);
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list_image.append( e );
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out << "# " << *it << "\n";
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TQString s;
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if ( e->depth == 1 )
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img = img.convertBitOrder(TQImage::BigEndian);
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out << s.sprintf( "%s_data =",
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(const char *)e->cname );
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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e->compressed =
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#endif
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embedData( out, img.bits(), img.numBytes() );
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out << "\n";
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if ( e->numColors ) {
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out << s.sprintf( "%s_ctable = [",
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(const char *)e->cname );
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embedData( out, e->colorTable, e->numColors );
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out << "\n]\n\n";
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}
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}
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if ( !list_image.isEmpty() ) {
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out << indent << "embed_image_vec = [\n";
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++indent;
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EmbedImage *e = list_image.first();
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while ( e ) {
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out << indent << "["
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<< e->width << ","
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<< e->height << ","
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<< e->depth << ","
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<< e->cname << "_data,"
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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<< e->compressed << ","
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#endif
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<< e->numColors << ",";
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if ( e->numColors )
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out << e->cname << "_ctable,";
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else
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out << "None,";
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if ( e->alpha )
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out << "1,";
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else
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out << "0,";
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out << "\"" << e->name << "\"],\n";
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e = list_image.next();
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}
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--indent;
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out << indent << "]\n";
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out << "\n"
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"\n"
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"def uic_findImage(name):\n";
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++indent;
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out << indent << "global embed_image_vec\n";
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out << "\n";
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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out << indent << "for (w,h,depth,data,comp,nrCol,colTab,alpha,iname) in embed_image_vec:" << endl;
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#else
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out << indent << "for (w,h,depth,data,nrCol,colTab,alpha,iname) in embed_image_vec:" << endl;
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#endif
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++indent;
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out << indent << "if iname == str(name):" << endl;
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++indent;
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#ifndef TQT_NO_IMAGE_COLLECTION_COMPRESSION
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// Keep the data object alive until we have a deep copy of the image.
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out << indent << "data = tqUncompress(data).data()\n";
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#endif
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out << indent << "img = TQImage(data,w,h,depth,colTab,nrCol,TQImage.BigEndian).copy()\n";
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out << "\n";
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out << indent << "if alpha:\n";
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++indent;
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out << indent << "img.setAlphaBuffer(1)\n";
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--indent;
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out << "\n";
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out << indent << "return img\n";
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--indent;
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--indent;
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out << endl;
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out << indent << "return TQImage()\n";
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--indent;
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out << "\n";
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out << "\n";
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out << indent << "class MimeSourceFactory_" << cProject << "(TQMimeSourceFactory):\n";
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++indent;
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out << indent << "def __init__(self):\n";
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++indent;
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out << indent << "TQMimeSourceFactory.__init__(self)\n";
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out << "\n";
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--indent;
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out << indent << "def data(self,abs_name):\n";
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++indent;
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out << indent << "d = TQMimeSourceFactory.data(self,abs_name)\n";
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out << indent << "if d or abs_name.isNull():\n";
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++indent;
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out << indent << "return d\n";
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--indent;
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out << "\n";
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out << indent << "img = uic_findImage(abs_name)\n";
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out << indent << "if not img.isNull():\n";
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++indent;
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out << indent << "self.setImage(abs_name,img)\n";
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--indent;
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out << "\n";
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out << indent << "return TQMimeSourceFactory.data(self,abs_name)\n";
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--indent;
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--indent;
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out << "\n";
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out << "\n";
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out << indent << "factory = None\n";
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out << "\n";
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out << indent << "def tqInitImages_" << cProject << "():\n";
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++indent;
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out << indent << "global factory\n";
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out << "\n";
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out << indent << "if factory is None:\n";
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++indent;
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out << indent << "factory = MimeSourceFactory_" << cProject << "()\n";
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out << indent << "TQMimeSourceFactory.defaultFactory().addFactory(factory)\n";
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--indent;
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--indent;
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out << "\n";
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out << "\n";
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out << indent << "def tqCleanupImages_" << cProject << "():\n";
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++indent;
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out << indent << "global factory\n";
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out << "\n";
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out << indent << "if factory is not None:\n";
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++indent;
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out << indent << "TQMimeSourceFactory.defaultFactory().removeFactory(factory)\n";
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out << indent << "factory = None\n";
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--indent;
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--indent;
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out << "\n";
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out << "\n";
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out << indent << "class StaticInitImages_" << cProject << ":\n";
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++indent;
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out << indent << "def __init__(self):\n";
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++indent;
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out << indent << "self.cleanup = tqCleanupImages_" << cProject << "\n";
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out << indent << "tqInitImages_" << cProject << "()\n";
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--indent;
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out << "\n";
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out << indent << "def __del__(self):\n";
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++indent;
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out << indent << "self.cleanup()\n";
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--indent;
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--indent;
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out << "\n";
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out << "\n";
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out << "staticImages = StaticInitImages_" << cProject << "()\n";
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}
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}
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