85 lines
1.6 KiB
C++
85 lines
1.6 KiB
C++
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// -*- C++ -*-
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# include <QBitmap>
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# include "BasicLayer.h"
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# include "ScreenUtilities.h"
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namespace {
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inline bool charToBits ( uchar& b, char c, bool low=true )
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{
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bool isValid = true;
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uchar value = 0xF;
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if ( (c >= '0') && (c <= '9') ) value = (uchar)( c - '0' );
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else {
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if ( (c >= 'a') && (c <= 'f') ) value = (uchar)( c - 'a' + 10 );
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else {
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if ( (c >= 'A') && (c <= 'F') ) value = (uchar)( c - 'A' + 10 );
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else
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isValid = false;
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}
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}
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b &= (low) ? 0xF0 : 0x0F;
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b += (low) ? value : (value<<4);
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return isValid;
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}
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bool getPattern ( uchar bits[], const string& pattern )
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{
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bool isValid = true;
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for ( size_t i=0 ; i<pattern.size() ; i++ ) {
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if ( i > 15 ) { isValid = false; break; }
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isValid &= charToBits ( bits[i/2], pattern[i], i%2 );
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}
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return isValid;
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}
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}
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namespace Hurricane {
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QBrush getBrush ( const string& pattern, int red, int green, int blue )
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{
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if ( pattern != "FFFFFFFFFFFFFFFF" ) {
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uchar bits[8];
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if ( !getPattern(bits,pattern) )
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cerr << "[WARNING] Invalid stipple pattern: \"0x" << pattern << "\"." << endl;
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return QBrush ( QColor(red,green,blue), QBitmap::fromData(QSize(8,8),bits,QImage::Format_Mono) );
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}
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return QBrush ( QColor(red,green,blue), Qt::SolidPattern );
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}
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QBrush getBrush ( const BasicLayer* layer )
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{
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return getBrush ( layer->getFillPattern()
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, layer->getRedValue()
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, layer->getGreenValue()
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, layer->getBlueValue()
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);
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}
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} // End of Hurricane namespace.
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