Reconcile style accross all source files.
- All glabels code is in "glabels" top-level namespace. - Other assorted cleanup.
This commit is contained in:
Jim Evins
+209
-204
@@ -26,228 +26,233 @@
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#include <QtDebug>
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//
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// Private Configuration Data
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//
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namespace
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namespace glabels
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{
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const QColor paperColor( 255, 255, 255 );
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const QColor paperOutlineColor( 0, 0, 0 );
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const double paperOutlineWidthPixels = 1;
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const QColor shadowColor( 64, 64, 64 );
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const double shadowOffsetPixels = 3;
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const double shadowRadiusPixels = 12;
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const QColor labelColor( 255, 255, 255 );
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const QColor labelOutlineColor( 128, 128, 255 );
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const double labelOutlineWidthPixels = 2;
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const QColor arrowColor( 192, 192, 255, 128 );
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const double arrowScale = 0.35;
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const QColor upColor( 192, 192, 255, 128 );
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const double upScale = 0.15;
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const QString upFontFamily( "Sans" );
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}
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///
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/// Constructor
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///
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SimplePreview::SimplePreview( QWidget *parent )
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: mTmplate(NULL), mRotateFlag(false), QGraphicsView(parent)
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{
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mScene = new QGraphicsScene();
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setScene( mScene );
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setAttribute(Qt::WA_TranslucentBackground);
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viewport()->setAutoFillBackground(false);
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setFrameStyle( QFrame::NoFrame );
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setRenderHints( QPainter::Antialiasing );
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}
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///
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/// Template Property Setter
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///
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void SimplePreview::setTemplate( const glabels::Template *tmplate )
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{
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mTmplate = tmplate;
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update();
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}
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///
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/// Rotate Property Setter
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///
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void SimplePreview::setRotate( bool rotateFlag )
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{
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mRotateFlag = rotateFlag;
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update();
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}
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///
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/// Resize Event Handler
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///
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void SimplePreview::resizeEvent( QResizeEvent* event )
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{
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fitInView( mScene->sceneRect(), Qt::KeepAspectRatio );
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}
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///
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/// Update View
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///
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void SimplePreview::update()
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{
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clearScene();
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if ( mTmplate != NULL )
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//
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// Private
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//
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namespace
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{
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// Set scene up with a 5% margin around paper
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glabels::Distance x = -0.05 * mTmplate->pageWidth();
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glabels::Distance y = -0.05 * mTmplate->pageHeight();
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glabels::Distance w = 1.10 * mTmplate->pageWidth();
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glabels::Distance h = 1.10 * mTmplate->pageHeight();
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const QColor paperColor( 255, 255, 255 );
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const QColor paperOutlineColor( 0, 0, 0 );
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const double paperOutlineWidthPixels = 1;
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mScene->setSceneRect( x.pt(), y.pt(), w.pt(), h.pt() );
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const QColor shadowColor( 64, 64, 64 );
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const double shadowOffsetPixels = 3;
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const double shadowRadiusPixels = 12;
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const QColor labelColor( 255, 255, 255 );
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const QColor labelOutlineColor( 128, 128, 255 );
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const double labelOutlineWidthPixels = 2;
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const QColor arrowColor( 192, 192, 255, 128 );
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const double arrowScale = 0.35;
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const QColor upColor( 192, 192, 255, 128 );
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const double upScale = 0.15;
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const QString upFontFamily( "Sans" );
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}
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///
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/// Constructor
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///
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SimplePreview::SimplePreview( QWidget *parent )
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: mTmplate(NULL), mRotateFlag(false), QGraphicsView(parent)
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{
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mScene = new QGraphicsScene();
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setScene( mScene );
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setAttribute(Qt::WA_TranslucentBackground);
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viewport()->setAutoFillBackground(false);
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setFrameStyle( QFrame::NoFrame );
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setRenderHints( QPainter::Antialiasing );
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}
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///
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/// Template Property Setter
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///
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void SimplePreview::setTemplate( const Template *tmplate )
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{
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mTmplate = tmplate;
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update();
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}
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///
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/// Rotate Property Setter
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///
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void SimplePreview::setRotate( bool rotateFlag )
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{
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mRotateFlag = rotateFlag;
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update();
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}
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///
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/// Resize Event Handler
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///
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void SimplePreview::resizeEvent( QResizeEvent* event )
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{
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fitInView( mScene->sceneRect(), Qt::KeepAspectRatio );
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drawPaper( mTmplate->pageWidth(), mTmplate->pageHeight() );
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drawLabels();
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drawArrow();
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}
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}
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///
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/// Clear View
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///
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void SimplePreview::clearScene()
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{
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foreach ( QGraphicsItem *item, mScene->items() )
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///
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/// Update View
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///
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void SimplePreview::update()
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{
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mScene->removeItem( item );
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delete item;
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clearScene();
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if ( mTmplate != NULL )
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{
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// Set scene up with a 5% margin around paper
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Distance x = -0.05 * mTmplate->pageWidth();
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Distance y = -0.05 * mTmplate->pageHeight();
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Distance w = 1.10 * mTmplate->pageWidth();
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Distance h = 1.10 * mTmplate->pageHeight();
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mScene->setSceneRect( x.pt(), y.pt(), w.pt(), h.pt() );
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fitInView( mScene->sceneRect(), Qt::KeepAspectRatio );
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drawPaper( mTmplate->pageWidth(), mTmplate->pageHeight() );
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drawLabels();
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drawArrow();
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}
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}
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}
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///
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/// Draw Paper
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///
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void SimplePreview::drawPaper( const glabels::Distance& pw, const glabels::Distance& ph )
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{
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QGraphicsDropShadowEffect *shadowEffect = new QGraphicsDropShadowEffect();
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shadowEffect->setColor( shadowColor );
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shadowEffect->setOffset( shadowOffsetPixels );
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shadowEffect->setBlurRadius( shadowRadiusPixels );
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///
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/// Clear View
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///
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void SimplePreview::clearScene()
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{
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foreach ( QGraphicsItem *item, mScene->items() )
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{
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mScene->removeItem( item );
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delete item;
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}
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}
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QBrush brush( paperColor );
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QPen pen( paperOutlineColor );
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pen.setCosmetic( true );
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pen.setWidthF( paperOutlineWidthPixels );
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QGraphicsRectItem *pageItem = new QGraphicsRectItem( 0, 0, pw.pt(), ph.pt() );
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pageItem->setBrush( brush );
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pageItem->setPen( pen );
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pageItem->setGraphicsEffect( shadowEffect );
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///
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/// Draw Paper
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///
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void SimplePreview::drawPaper( const Distance& pw, const Distance& ph )
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{
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QGraphicsDropShadowEffect *shadowEffect = new QGraphicsDropShadowEffect();
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shadowEffect->setColor( shadowColor );
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shadowEffect->setOffset( shadowOffsetPixels );
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shadowEffect->setBlurRadius( shadowRadiusPixels );
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QBrush brush( paperColor );
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QPen pen( paperOutlineColor );
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pen.setCosmetic( true );
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pen.setWidthF( paperOutlineWidthPixels );
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QGraphicsRectItem *pageItem = new QGraphicsRectItem( 0, 0, pw.pt(), ph.pt() );
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pageItem->setBrush( brush );
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pageItem->setPen( pen );
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pageItem->setGraphicsEffect( shadowEffect );
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mScene->addItem( pageItem );
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}
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///
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/// Draw Labels on Paper
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///
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void SimplePreview::drawLabels()
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{
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glabels::Frame *frame = mTmplate->frames().first();
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foreach (glabels::Point origin, frame->getOrigins() )
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{
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drawLabel( origin.x(), origin.y(), frame->path() );
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}
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}
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///
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/// Draw a Single Label at x,y
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///
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void SimplePreview::drawLabel( const glabels::Distance& x,
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const glabels::Distance& y,
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const QPainterPath& path )
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{
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QBrush brush( labelColor );
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QPen pen( labelOutlineColor );
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pen.setCosmetic( true );
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pen.setWidthF( labelOutlineWidthPixels );
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QGraphicsPathItem *labelItem = new QGraphicsPathItem( path );
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labelItem->setBrush( brush );
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labelItem->setPen( pen );
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labelItem->setPos( x.pt(), y.pt() );
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mScene->addItem( labelItem );
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}
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///
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/// Draw Arrow Indicating Top of First Label
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///
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void SimplePreview::drawArrow()
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{
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glabels::Frame *frame = mTmplate->frames().first();
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glabels::Distance w = frame->w();
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glabels::Distance h = frame->h();
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glabels::Distance min = glabels::min( w, h );
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QPen pen( arrowColor );
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pen.setWidthF( 0.25*min.pt()*arrowScale );
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pen.setCapStyle( Qt::FlatCap );
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pen.setJoinStyle( Qt::MiterJoin );
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QBrush brush( upColor );
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glabels::Point origin = frame->getOrigins().first();
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glabels::Distance x0 = origin.x();
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glabels::Distance y0 = origin.y();
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QPainterPath path;
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path.moveTo( 0, min.pt()*arrowScale/3 );
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path.lineTo( 0, -min.pt()*arrowScale );
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path.moveTo( -min.pt()*arrowScale/2, -min.pt()*arrowScale/2 );
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path.lineTo( 0, -min.pt()*arrowScale );
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path.lineTo( min.pt()*arrowScale/2, -min.pt()*arrowScale/2 );
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QGraphicsPathItem *arrowItem = new QGraphicsPathItem( path );
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arrowItem->setPen( pen );
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arrowItem->setPos( (x0+w/2).pt(), (y0+h/2).pt() );
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if ( mRotateFlag )
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{
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arrowItem->setRotation( -90 );
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mScene->addItem( pageItem );
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}
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QGraphicsSimpleTextItem *upItem = new QGraphicsSimpleTextItem( tr("Up") );
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upItem->setBrush( brush );
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upItem->setFont( QFont( upFontFamily, min.pt()*upScale, QFont::Bold ) );
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upItem->setPos( (x0+w/2).pt(), (y0+h/2).pt() );
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QRectF rect = upItem->boundingRect();
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if ( mRotateFlag )
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///
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/// Draw Labels on Paper
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///
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void SimplePreview::drawLabels()
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{
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upItem->setPos( upItem->x()+min.pt()/8, upItem->y()+rect.width()/2 );
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upItem->setRotation( -90 );
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}
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else
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{
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upItem->setPos( upItem->x()-rect.width()/2, upItem->y()+min.pt()/8 );
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Frame *frame = mTmplate->frames().first();
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foreach (Point origin, frame->getOrigins() )
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{
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drawLabel( origin.x(), origin.y(), frame->path() );
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}
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}
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///
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/// Draw a Single Label at x,y
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///
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void SimplePreview::drawLabel( const Distance& x,
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const Distance& y,
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const QPainterPath& path )
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{
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QBrush brush( labelColor );
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QPen pen( labelOutlineColor );
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pen.setCosmetic( true );
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pen.setWidthF( labelOutlineWidthPixels );
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QGraphicsPathItem *labelItem = new QGraphicsPathItem( path );
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labelItem->setBrush( brush );
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labelItem->setPen( pen );
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labelItem->setPos( x.pt(), y.pt() );
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mScene->addItem( labelItem );
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}
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///
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/// Draw Arrow Indicating Top of First Label
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///
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void SimplePreview::drawArrow()
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{
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Frame *frame = mTmplate->frames().first();
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Distance w = frame->w();
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Distance h = frame->h();
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Distance minWH = min( w, h );
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QPen pen( arrowColor );
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pen.setWidthF( 0.25*minWH.pt()*arrowScale );
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pen.setCapStyle( Qt::FlatCap );
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pen.setJoinStyle( Qt::MiterJoin );
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QBrush brush( upColor );
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Point origin = frame->getOrigins().first();
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Distance x0 = origin.x();
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Distance y0 = origin.y();
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QPainterPath path;
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path.moveTo( 0, minWH.pt()*arrowScale/3 );
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path.lineTo( 0, -minWH.pt()*arrowScale );
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path.moveTo( -minWH.pt()*arrowScale/2, -minWH.pt()*arrowScale/2 );
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path.lineTo( 0, -minWH.pt()*arrowScale );
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path.lineTo( minWH.pt()*arrowScale/2, -minWH.pt()*arrowScale/2 );
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QGraphicsPathItem *arrowItem = new QGraphicsPathItem( path );
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arrowItem->setPen( pen );
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arrowItem->setPos( (x0+w/2).pt(), (y0+h/2).pt() );
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if ( mRotateFlag )
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{
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arrowItem->setRotation( -90 );
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}
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QGraphicsSimpleTextItem *upItem = new QGraphicsSimpleTextItem( tr("Up") );
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upItem->setBrush( brush );
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upItem->setFont( QFont( upFontFamily, minWH.pt()*upScale, QFont::Bold ) );
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upItem->setPos( (x0+w/2).pt(), (y0+h/2).pt() );
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QRectF rect = upItem->boundingRect();
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if ( mRotateFlag )
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{
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upItem->setPos( upItem->x()+minWH.pt()/8, upItem->y()+rect.width()/2 );
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upItem->setRotation( -90 );
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}
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else
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{
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upItem->setPos( upItem->x()-rect.width()/2, upItem->y()+minWH.pt()/8 );
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}
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mScene->addItem( arrowItem );
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mScene->addItem( upItem );
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}
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mScene->addItem( arrowItem );
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mScene->addItem( upItem );
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}
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