+++ /dev/null
-#include <QDebug>
-#include <QRegExp>
-#include <QGraphicsScene>
-
-#include "headingobj.h"
-
-extern bool debug;
-
-/////////////////////////////////////////////////////////////////
-// HeadingObj
-/////////////////////////////////////////////////////////////////
-HeadingObj::HeadingObj(QGraphicsItem *parent) :MapObj(parent)
-{
- //qDebug() << "Const HeadingObj (s) ";
- init ();
-}
-
-HeadingObj::~HeadingObj()
-{
-// qDebug() << "Destr. HeadingObj "<<heading;
- while (!textline.isEmpty())
- delete textline.takeFirst();
-}
-
-void HeadingObj::init()
-{
- textwidth=40;
- color=QColor ("black");
- font=QFont();
- heading="";
- angle=0;
-}
-
-void HeadingObj::copy(HeadingObj *other)
-{
- MapObj::copy (other);
- textwidth=other->textwidth;
- color=other->color;
- font=other->font;
- setText (other->text() );
-}
-
-void HeadingObj::move(double x, double y)
-{
- MapObj::move(x,y);
-
- qreal h; // height of a textline
- qreal ho; // offset of height while drawing all lines
-
- if (!textline.isEmpty() )
- h=textline.first()->boundingRect().height();
- else
- h=2;
- ho=0;
- for (int i=0; i<textline.size(); ++i)
- {
- textline.at(i)->setPos(x,y+ho);
- ho=ho+h;
- }
-}
-
-
-void HeadingObj::moveBy(double x, double y)
-{
- move (x+absPos.x(),y+absPos.y() );
-}
-
-void HeadingObj::positionBBox()
-{
- bbox.setX (absPos.x());
- bbox.setY (absPos.y());
-}
-
-void HeadingObj::calcBBoxSize()
-{
- qreal w=0;
- qreal h=0;
- // Using Backspace an empty heading might easily be created, then there
- // would be textline.first()==NULL This can be worked around by the following, but
- // then no selection would be visible, thus we prevent it in ::setText()
- if (!textline.isEmpty() )
- {
- for (int i=0; i<textline.size(); i++)
- {
- h+=textline.at(i)->boundingRect().height();
- if (w<textline.at(i)->boundingRect().width() )
- w=textline.at(i)->boundingRect().width();
- }
- }
- bbox.setSize (QSizeF(w,h));
-}
-
-QGraphicsTextItem* HeadingObj::newLine(QString s)
-{
- QGraphicsTextItem *t=new QGraphicsTextItem (s,parentItem());
- t->setFont (font);
- t->setZValue(dZ_TEXT);
- t->setDefaultTextColor(color);
- t->setRotation (angle);
- return t;
-}
-
-void HeadingObj::setTransformOriginPoint (const QPointF & p)
-{
- for (int i=0; i<textline.size(); i++)
- {
- textline.at(i)->setTransformOriginPoint (p);
- }
-}
-
-void HeadingObj::setRotation (const qreal &a)
-{
- angle=a;
- for (int i=0; i<textline.size(); i++)
- textline.at(i)->setRotation (angle);
-}
-
-qreal HeadingObj::getRotation()
-{
- return angle;
-}
-
-void HeadingObj::setText (QString s)
-{
- heading=s;
-
- // remove old textlines and prepare generating new ones
- while (!textline.isEmpty())
- delete textline.takeFirst();
-
- if (s.startsWith("<html>")||
- s.startsWith("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\" \"http://www.w3.org/TR/REC-html40/strict.dtd\">")
- )
- {
- QGraphicsTextItem *t=new QGraphicsTextItem ();
- t->setFont (font);
- t->setZValue(dZ_TEXT);
- t->setHtml (s);
- t->setDefaultTextColor(color);
- t->setRotation (angle);
- scene()->addItem (t);
- textline.append (t);
- } else
- {
- // prevent empty textline, so at least a small selection stays
- // visible for this heading
- if (s.length()==0) s=" ";
-
- int i=0; // index for actual search for ws
- int j=0; // index of last ws
- int k=0; // index of "<br>" or similar linebreak
- int br=0; // width of found break, e.g. for <br> it is 4
- QRegExp re("<br.*/>");
- re.setMinimal (true);
-
- // set the text and wrap lines
- while (s.length()>0)
- {
- // ok, some people wanted manual linebreaks, here we go
- k=re.indexIn (s,i);
- if (k>=0)
- {
- br=re.cap(0).length();
- i=k;
- } else
- i=s.indexOf (" ",i);
- if (i<0 && j==0)
- { // no ws found at all in s
- // append whole s
- textline.append (newLine(s));
- s="";
- } else
- {
- if (i<0 && j>0)
- { // no ws found in actual search
- if (s.length()<=textwidth)
- {
- textline.append (newLine(s));
- s="";
- } else
- {
- textline.append (newLine(s.left(j)));
- s=s.mid(j+1,s.length());
- j=0;
- }
- } else
- {
- if (i>= 0 && i<=static_cast <int> (textwidth))
- { // there is a ws in textwidth
- if (br>0)
- {
- // here is a linebreak
- textline.append (newLine(s.left(i)));
- s=s.mid(i+br,s.length());
- i=0;
- j=0;
- br=0;
- } else
- {
- j=i;
- i++;
- }
- } else
- {
- if (i>static_cast <int> (textwidth) )
- {
- if (j>0)
- { // a ws out of textwidth, but we have also one in
- textline.append (newLine(s.left(j)));
- s=s.mid(j+1,s.length());
- i=0;
- j=0;
- } else
- { // a ws out of text, but none in
- textline.append (newLine(s.left(i)));
- s=s.mid(i+1,s.length());
- i=0;
- }
- }
- }
- }
- }
- }
- } // ASCII heading with multiple lines
- setVisibility (visible);
- move (absPos.x(),absPos.y());
- calcBBoxSize();
-}
-
-QString HeadingObj::text ()
-{
- return heading;
-}
-
-void HeadingObj::setFont (QFont f)
-{
- if (font!=f)
- {
- font=f;
- setText (text());
- }
-}
-
-QFont HeadingObj::getFont()
-{
- return font;
-}
-
-
-void HeadingObj::setColor (QColor c)
-{
- if (color!=c)
- {
- color=c;
- for (int i=0; i<textline.size(); ++i)
- // TextItem
- textline.at(i)->setDefaultTextColor(c);
- // SimpleTextItem
- //textline.at(i)->setBrush(c);
- }
-}
-
-QColor HeadingObj::getColor()
-{
- return color;
-}
-
-void HeadingObj::setZValue (double z)
-{
- for (int i=0; i<textline.size(); ++i)
- textline.at(i)->setZValue (z);
-}
-
-void HeadingObj::setVisibility (bool v)
-{
- MapObj::setVisibility(v);
- for (int i=0; i<textline.size(); ++i)
- if (v)
- textline.at(i)->show();
- else
- textline.at(i)->hide();
-}
-
-qreal HeadingObj::getHeight ()
-{
- return bbox.height();
-}
-
-qreal HeadingObj::getWidth()
-{
- return bbox.width();
-}
-
projects / sven / vym.git / blobdiff