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#include "divetextitem.h"
#include "animationfunctions.h"
#include "mainwindow.h"
#include <QPropertyAnimation>
#include <QApplication>
#include <QFont>
#include <QFontMetrics>
#include <QBrush>
#include <QPen>
#include <QDebug>
DiveTextItem::DiveTextItem(QGraphicsItem *parent) : QGraphicsItemGroup(parent),
internalAlignFlags(Qt::AlignHCenter | Qt::AlignVCenter),
textBackgroundItem(new QGraphicsPathItem(this)),
textItem(new QGraphicsPathItem(this)),
scale(1.0)
{
setFlag(ItemIgnoresTransformations);
textBackgroundItem->setBrush(QBrush(getColor(TEXT_BACKGROUND)));
textBackgroundItem->setPen(Qt::NoPen);
textItem->setPen(Qt::NoPen);
}
void DiveTextItem::setAlignment(int alignFlags)
{
internalAlignFlags = alignFlags;
updateText();
}
void DiveTextItem::setBrush(const QBrush &b)
{
textItem->setBrush(b);
}
void DiveTextItem::setScale(double newscale)
{
scale = newscale;
}
void DiveTextItem::setText(const QString &t)
{
internalText = t;
updateText();
}
const QString &DiveTextItem::text()
{
return internalText;
}
void DiveTextItem::updateText()
{
double size;
if (internalText.isEmpty()) {
return;
}
QFont fnt(qApp->font());
if ((size = fnt.pixelSize()) > 0) {
// set in pixels - so the scale factor may not make a difference if it's too close to 1
size *= scale * MainWindow::instance()->graphics()->getFontPrintScale();
fnt.setPixelSize(size);
} else {
size = fnt.pointSizeF();
size *= scale * MainWindow::instance()->graphics()->getFontPrintScale();
fnt.setPointSizeF(size);
}
QFontMetrics fm(fnt);
QPainterPath textPath;
qreal xPos = 0, yPos = 0;
QRectF rect = fm.boundingRect(internalText);
yPos = (internalAlignFlags & Qt::AlignTop) ? 0 :
(internalAlignFlags & Qt::AlignBottom) ? +rect.height() :
/*(internalAlignFlags & Qt::AlignVCenter ? */ +rect.height() / 4;
xPos = (internalAlignFlags & Qt::AlignLeft) ? -rect.width() :
(internalAlignFlags & Qt::AlignHCenter) ? -rect.width() / 2 :
/* (internalAlignFlags & Qt::AlignRight) */ 0;
textPath.addText(xPos, yPos, fnt, internalText);
QPainterPathStroker stroker;
stroker.setWidth(3);
textBackgroundItem->setPath(stroker.createStroke(textPath));
textItem->setPath(textPath);
}
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