initial import
This commit is contained in:
Mo Elzubeir
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/************************************************************************
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* $Id: fullpagescene.cpp 666 2011-05-08 22:48:10Z elzubeir $
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*
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* ------------
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* Description:
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* ------------
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*
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* (C) Copyright 2009-2011 ALLCONTENT. All rights reserved.
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*
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* -----------------
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* Revision Details: (Updated by Revision Control System)
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* -----------------
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* $Date: 2011-05-09 02:48:10 +0400 (Mon, 09 May 2011) $
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* $Author: elzubeir $
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* $Revision: 666 $
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* $HeadURL: file:///opt/svn/socialhose/trunk/app/ClippingStation/fullpagescene.cpp $
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*
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************************************************************************/
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#include <QMessageBox>
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#include <QPainter>
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#include "fullpagescene.h"
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#include "fullpageview.h"
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#include "imageitem.h"
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#include "imagecutout.h"
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#include "constants.h"
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#include "clippingstation.h"
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#include "coordinates.h"
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FullPageScene::FullPageScene(QObject * parent) :
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QGraphicsScene(parent),
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m_imageItem(0),//,m_selectionRectItem(0)
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m_currentImageCutout(0)
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{
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setBackgroundBrush(Qt::Dense7Pattern);
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m_zoomfactor = 1.0;
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m_rotateAngle = 1.0;
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m_selectionMode = SELECT;
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m_currentOrder = 1;
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}
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FullPageScene::~FullPageScene()
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{
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qDebug("~FullPageScene()");
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}
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bool FullPageScene::loadPixmap(const QPixmap & pixmap)
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{
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removePixmap();
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hideImageCutouts();
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if (m_imageItem) // image already exists so we erase the old one.
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{
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removeItem(m_imageItem);
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delete m_imageItem;
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}
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QPixmap scaledPix = getScaledPixmap(pixmap);
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m_imageItem = new ImageItem(scaledPix);
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addItem(m_imageItem);
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m_pageHeight = scaledPix.height();
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m_pageWidth = scaledPix.width ();
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showImageCutouts();
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return true;
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}
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void FullPageScene::removePixmap()
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{
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// TO DO
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if(m_imageItem)
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m_imageItem->setPixmap(QPixmap(0,0) );
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}
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void FullPageScene::addWordCoordinates(QList<WordCoordinates> &tagW)
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{
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//removeWordCoordinates();
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m_wordCoordinates = tagW;
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}
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QList<TagCoordinates>& FullPageScene::tagCoorindates()
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{
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return m_tagCoordinates;
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}
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void FullPageScene::addTagCoordinates(QList<TagCoordinates> &tagH)
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{
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//remove all the tags from the scene
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removeTagCoordinates();
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m_tagCoordinates = tagH;
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QBrush brush;
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//brush.setStyle(Qt::Dense4Pattern);
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//brush.setColor(QColor(106,90,205));
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brush.setStyle(Qt::SolidPattern);
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brush.setColor(Qt::red); // Qt::darkBlue);
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for(int i=0; i<m_tagCoordinates.count(); i++)
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{
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for(int j=0; j < m_tagCoordinates[i].coordinates().count(); j++)
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{
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Coordinates crd = m_tagCoordinates[i].coordinates(j);
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QPointF pt1(crd.left(), crd.top());
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QPointF pt2(crd.right(), crd.bottom());
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pt1 += m_imageItem->pos();
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pt2 += m_imageItem->pos();
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QRectF rec(pt1, pt2);
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QGraphicsRectItem *rect = new QGraphicsRectItem(rec, 0, this);
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rect->setZValue(1.1);
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rect->setPen(QPen( Qt::NoPen ) );
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rect->setBrush( brush );
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rect->setOpacity(.3);
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rect->setToolTip(m_tagCoordinates[i].relatedKeywords().join("\n") );
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m_tagCoordinates[i].rectItems().append(rect);
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addItem(rect);
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}
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}
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transform(m_zoomfactor, m_rotateAngle);
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}
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void FullPageScene::removeTagCoordinates()
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{
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for(int i=0; i < m_tagCoordinates.count(); i++)
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{
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foreach (QGraphicsRectItem *rect, m_tagCoordinates[i].rectItems() )
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{
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removeItem(rect);
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delete rect;
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}
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m_tagCoordinates[i].clearCoordinates();
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m_tagCoordinates[i].clearRectItems();
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}
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}
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bool FullPageScene::createImageCutout(const QPolygonF & selectionRect, qreal rotationAngle, QString pageName, SELECTION_AREA_TYPE selectionType)
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{
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ImageCutout* cutout = new ImageCutout(0, selectionRect, rotationAngle, pageName, selectionType, SELECT);
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ImageCutout::incrementTotalCount();
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cutout->setOrder( ImageCutout::getTotalCount() );
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m_currentOrder++;
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m_imageCutoutsList.append(cutout);
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addItem(cutout);
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transform(m_zoomfactor, m_rotateAngle);
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//now add the keywors to the selected area
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addTags( m_imageCutoutsList[m_imageCutoutsList.count()-1]->boundingRect().toRect() );
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return true;
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}
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void FullPageScene::removeImageCutout(ImageCutout * rect)
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{
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int i = m_imageCutoutsList.indexOf(rect); //qDebug("Selection index %d", i);
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if(i > -1)
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{
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//removeItem(rect); //its removed from selectionItemrect function
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//m_imageCutoutsList.removeOne(rect);
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removeItem(rect);
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rect->setVisible(false);
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//delete rect; //dont do this
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m_currentImageCutout = 0;
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m_currentOrder--;
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m_imageCutoutsList.removeAt(i);
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ImageCutout::decrementTotalCount();
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addTags();
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}
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}
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void FullPageScene::removeImageCutouts()
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{
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foreach (ImageCutout *rect, m_imageCutoutsList)
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{
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removeItem(rect);
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//delete rect;
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ImageCutout::decrementTotalCount();
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}
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m_imageCutoutsList.clear();
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m_currentOrder = 1;
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}
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void FullPageScene::removePreselectedImageCutouts()
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{
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foreach (ImageCutout *rect, m_preselectedImageCutoutsList)
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{
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removeItem(rect);
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}
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m_preselectedImageCutoutsList.clear();
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}
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void FullPageScene::showImageCutouts()
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{
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foreach (ImageCutout *rect, m_imageCutoutsList)
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{
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if(rect->pageName() == m_fileName)
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addItem(rect);
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rect->setMode( m_selectionMode );
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}
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foreach (ImageCutout *rect, m_preselectedImageCutoutsList)
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{
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if(rect->pageName() == m_fileName)
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addItem(rect);
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rect->setMode(VIEW);
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}
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transform(m_zoomfactor, m_rotateAngle);
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}
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void FullPageScene::hideImageCutouts()
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{
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foreach (ImageCutout *rect, m_imageCutoutsList)
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{
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//if (rect->scene() != this)
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removeItem(rect);
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}
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}
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void FullPageScene::setImageCutouts(QList<ImageCutout *> cutouts)
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{
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m_imageCutoutsList = cutouts;
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ImageCutout::setTotalCount(0);
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for(int i=0; i< m_imageCutoutsList.count(); i++)
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{
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ImageCutout::incrementTotalCount();
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m_imageCutoutsList[i]->setOrder( ImageCutout::getTotalCount() );
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}
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}
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void FullPageScene::setPreselectedImageCutouts(QList<ImageCutout *> cutouts)
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{
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m_preselectedImageCutoutsList = cutouts;
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}
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int FullPageScene::preselectedImageCutoutsCount()
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{
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return m_preselectedImageCutoutsList.count();
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}
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bool FullPageScene::isSourceImageIsLoad() const
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{
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return m_imageItem ? true : false;
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}
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void FullPageScene::setSelectionMode(SELECTION_MODE selectionMode)
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{
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m_selectionMode = selectionMode;
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}
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bool FullPageScene::isPointIsOnImageCutoutItem(const QPointF & point)
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{
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if(m_imageCutoutsList.isEmpty())
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return false;
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foreach (ImageCutout* rec, m_imageCutoutsList)
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{
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if( itemAt(point) == rec)
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{
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m_currentImageCutout = rec;
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return true;
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}
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}
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m_currentImageCutout = 0;
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return false;
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}
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bool FullPageScene::isPointIsOnImageItem(const QPointF & point) const
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{
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if (!m_imageItem)
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return false;
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// get items list under the point to iterate on the mand find the image item.
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QListIterator<QGraphicsItem *> it(items(point));
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while (it.hasNext())
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{
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if (it.next() == m_imageItem)
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return true;
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}
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return false;
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}
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QPixmap FullPageScene::getImageCutoutPixmap(const QRectF & rect) const
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{
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if (m_imageCutoutsList.isEmpty() )
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return QPixmap();
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return m_imageItem->getImageCutoutPixmap(rect);
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}
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QPointF FullPageScene::mapToImageItem(const QPointF & scenePos) const
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{
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if (m_imageItem)
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return m_imageItem->mapFromScene(scenePos);
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return QPointF(0, 0);
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}
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void FullPageScene::transform(qreal zoomFactor, qreal angle)
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{
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if (!m_imageItem)
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return;
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m_zoomfactor = zoomFactor;
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m_rotateAngle = angle;
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// we compute image center.
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qreal imageCenterX = m_imageItem->x()+ m_imageItem->boundingRect().width()/2;
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qreal imageCenterY = m_imageItem->y()+ m_imageItem->boundingRect().height()/2;
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qreal imageX, imageY;
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imageX = m_imageItem->boundingRect().width()/2;
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imageY = m_imageItem->boundingRect().height()/2;
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m_imageItem->setTransformationMode(Qt::SmoothTransformation);
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m_imageItem->setTransform(QTransform().translate(imageCenterX, imageCenterY).rotate(angle).scale(zoomFactor, zoomFactor).translate(-imageCenterX, -imageCenterY));
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foreach(ImageCutout* sel, m_imageCutoutsList)
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{
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qreal selectionX = sel->x() + imageX;
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qreal selectionY = sel->y() + imageY;
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sel->setTransform(QTransform().translate(selectionX, selectionY).rotate(angle).scale(zoomFactor, zoomFactor).translate(-selectionX, -selectionY));
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}
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foreach(ImageCutout* sel, m_preselectedImageCutoutsList)
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{
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qreal selectionX = sel->x() + imageX;
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qreal selectionY = sel->y() + imageY;
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sel->setTransform(QTransform().translate(selectionX, selectionY).rotate(angle).scale(zoomFactor, zoomFactor).translate(-selectionX, -selectionY));
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}
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for(int i=0; i < m_tagCoordinates.count(); i++)
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{
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foreach (QGraphicsRectItem *sel, m_tagCoordinates[i].rectItems() )
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{
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qreal selectionX = sel->x() + imageX;
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qreal selectionY = sel->y() + imageY;
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sel->setTransform(QTransform().translate(selectionX, selectionY).rotate(angle).scale(zoomFactor, zoomFactor).translate(-selectionX, -selectionY));
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}
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}
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}
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ImageCutout* FullPageScene::currentImageCutout()
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{
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return m_currentImageCutout;
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}
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QList<ImageCutout *> FullPageScene::imageCutoutsList()
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{
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return m_imageCutoutsList;
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}
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qreal FullPageScene::pageSize()
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{
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qreal w = (m_pageWidth /DPI) * 2.54;
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qreal h = (m_pageHeight/DPI) * 2.54;
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return w*h;
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}
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void FullPageScene::setfileName(QString fileName)
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{
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m_fileName = fileName;
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}
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QImage FullPageScene::screenShot()
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{
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int w = imageItem()->boundingRect().toRect().width();
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int h = imageItem()->boundingRect().toRect().height();
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QImage image(w, h, QImage::Format_ARGB32 );
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QPainter painter(&image);
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painter.setRenderHint(QPainter::HighQualityAntialiasing);
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foreach (ImageCutout *rect, m_imageCutoutsList)
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rect->setScreenshot(true);
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foreach (ImageCutout *rect, m_preselectedImageCutoutsList)
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rect->hide();
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for(int i=0; i < m_tagCoordinates.count(); i++)
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{
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foreach (QGraphicsRectItem *rect, m_tagCoordinates[i].rectItems() )
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rect->hide();
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}
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this->render(&painter, imageItem()->boundingRect().toRect(), imageItem()->boundingRect().toRect() );
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foreach (ImageCutout *rect, m_imageCutoutsList)
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rect->setScreenshot(false);
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foreach (ImageCutout *rect, m_preselectedImageCutoutsList)
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rect->show();
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for(int i=0; i < m_tagCoordinates.count(); i++)
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{
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foreach (QGraphicsRectItem *rect, m_tagCoordinates[i].rectItems() )
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rect->show();
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}
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return image;
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}
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qreal FullPageScene::A4PageScale() const
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{
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FullPageView *view = static_cast<FullPageView*>(views()[0]);
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return view->getClippingStation()->A4Scale();
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}
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QPixmap FullPageScene::getScaledPixmap(const QPixmap & pixmap)
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{
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qreal dpi = pixmap.toImage().dotsPerMeterX() / 100.0;
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dpi *= 2.54;
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//qDebug("setImageItemPixmap() DPI = %.1f", dpi);
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if( dpi > 150 )
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return pixmap.scaledToHeight(pixmap.height()/3, Qt::SmoothTransformation);
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else
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return pixmap;
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}
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void FullPageScene::setOrderMode(bool set)
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{
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if(set)
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{
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m_currentOrder = 1;
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m_selectionMode = ORDER;
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}
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else
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m_selectionMode = SELECT;
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foreach (ImageCutout *rect, m_imageCutoutsList)
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rect->setMode(m_selectionMode);
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}
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int FullPageScene::currentOrder()
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{
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return m_currentOrder;
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}
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void FullPageScene::increaseCurrentOrder()
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{
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m_currentOrder++;
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if(m_currentOrder > ImageCutout::getTotalCount() )
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m_currentOrder = 1;
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}
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void FullPageScene::resetCurrentOrder()
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{
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m_currentOrder = 1;
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}
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QRectF FullPageScene::imageBoundingRect()
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{
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return m_imageItem->boundingRect();
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}
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void FullPageScene::addTags( QRect rect)
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{
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QList<int> tagIds;
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QStringList tagCoords;
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||||
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int left = rect.topLeft().x();
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int top = rect.topLeft().y();
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||||
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for(int i=0; i<m_tagCoordinates.count(); i++)
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{
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QString coordString = "";
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for(int j=0; j < m_tagCoordinates[i].coordinates().count(); j++)
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{
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Coordinates crd = m_tagCoordinates[i].coordinates(j);
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QPointF pt1(crd.left(), crd.top());
|
||||
QPointF pt2(crd.right(), crd.bottom());
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||||
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pt1 += m_imageItem->pos();
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pt2 += m_imageItem->pos();
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||||
|
||||
QRectF rec(pt1, pt2);
|
||||
|
||||
|
||||
if( rect.contains( rec.toRect() ) )
|
||||
{
|
||||
if( !tagIds.contains( m_tagCoordinates[i].id() ) )
|
||||
{
|
||||
tagIds.append( m_tagCoordinates[i].id() );
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||||
//break; //no need to add it again
|
||||
//format it in a top left, bottom, right fashion
|
||||
QString str = QString("%1,%2,%3,%4").arg(crd.top()-top)
|
||||
.arg(crd.left()-left)
|
||||
.arg(crd.bottom()-top)
|
||||
.arg(crd.right()-left);
|
||||
//coordString += str;
|
||||
tagCoords.append(str);
|
||||
}
|
||||
else
|
||||
{
|
||||
int index = tagIds.indexOf(m_tagCoordinates[i].id() );
|
||||
|
||||
QString str = QString("%1,%2,%3,%4").arg(crd.top()-top)
|
||||
.arg(crd.left()-left)
|
||||
.arg(crd.bottom()-top)
|
||||
.arg(crd.right()-left);
|
||||
//before we add it, make sure its not already added
|
||||
if ( !tagCoords[index].contains(str, Qt::CaseInsensitive) )
|
||||
tagCoords[index] += ":" + str;
|
||||
}
|
||||
}
|
||||
}
|
||||
//if( !coordString.isEmpty() && !coordString.isNull() )
|
||||
//tagCoords.append(coordString);
|
||||
}
|
||||
|
||||
FullPageView *view = static_cast<FullPageView*>(views()[0]);
|
||||
view->addTags(tagIds, tagCoords, false);
|
||||
}
|
||||
|
||||
void FullPageScene::addTags()
|
||||
{
|
||||
QList<int> tagIds;
|
||||
QStringList tagCoords;
|
||||
|
||||
for(int cut=0; cut < m_imageCutoutsList.count(); cut++)
|
||||
{
|
||||
QRect rect = m_imageCutoutsList[cut]->boundingRect().toRect();
|
||||
|
||||
int left = rect.topLeft().x();
|
||||
int top = rect.topLeft().y();
|
||||
|
||||
for(int i=0; i<m_tagCoordinates.count(); i++)
|
||||
{
|
||||
for(int j=0; j < m_tagCoordinates[i].coordinates().count(); j++)
|
||||
{
|
||||
Coordinates crd = m_tagCoordinates[i].coordinates(j);
|
||||
QPointF pt1(crd.left(), crd.top());
|
||||
QPointF pt2(crd.right(), crd.bottom());
|
||||
|
||||
pt1 += m_imageItem->pos();
|
||||
pt2 += m_imageItem->pos();
|
||||
|
||||
QRectF rectF(pt1, pt2);
|
||||
|
||||
if( rect.contains( rectF.toRect() ) )
|
||||
{
|
||||
if( !tagIds.contains( m_tagCoordinates[i].id() ) )
|
||||
{
|
||||
QString str = QString("%1,%2,%3,%4").arg(crd.top()-top)
|
||||
.arg(crd.left()-left)
|
||||
.arg(crd.bottom()-top)
|
||||
.arg(crd.right()-left);
|
||||
tagCoords.append(str);
|
||||
}
|
||||
else
|
||||
{
|
||||
int index = tagIds.indexOf(m_tagCoordinates[i].id() );
|
||||
|
||||
QString str = QString("%1,%2,%3,%4").arg(crd.top()-top)
|
||||
.arg(crd.left()-left)
|
||||
.arg(crd.bottom()-top)
|
||||
.arg(crd.right()-left);
|
||||
//before we add it, make sure its not already added
|
||||
if ( !tagCoords[index].contains(str, Qt::CaseInsensitive) )
|
||||
tagCoords[index] += ":" + str;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
FullPageView *view = static_cast<FullPageView*>(views()[0]);
|
||||
view->addTags(tagIds, tagCoords, true);
|
||||
}
|
||||
|
||||
QString FullPageScene::text()
|
||||
{
|
||||
QString text;
|
||||
//
|
||||
for(int i=0; i< m_imageCutoutsList.count(); i++)
|
||||
{
|
||||
QStringList words = getWord( m_imageCutoutsList[i]->boundingRect().toRect() );
|
||||
text += words.join(" ");
|
||||
}
|
||||
|
||||
return text;
|
||||
}
|
||||
|
||||
QStringList FullPageScene::getWord(QRect rect)
|
||||
{
|
||||
QStringList words;
|
||||
|
||||
for(int i=0; i<m_wordCoordinates.count(); i++)
|
||||
{
|
||||
Coordinates crd = m_wordCoordinates[i].coordinates();
|
||||
QPointF pt1(crd.left(), crd.top());
|
||||
QPointF pt2(crd.right(), crd.bottom());
|
||||
|
||||
pt1 += m_imageItem->pos();
|
||||
pt2 += m_imageItem->pos();
|
||||
|
||||
QRectF rec(pt1, pt2);
|
||||
|
||||
if( rect.contains( rec.toRect() ) )
|
||||
words.append(m_wordCoordinates[i].word());
|
||||
}
|
||||
return words;
|
||||
}
|
||||
|
||||
void FullPageScene::setImageVisibility(bool show)
|
||||
{
|
||||
m_imageItem->setVisible(show);
|
||||
}
|
||||
Reference in New Issue
Block a user