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#include <QPixmap>
#include <QPaintEvent>

#include "fonts/scface.h"
#include "charzoom.h"
#include "scpainter.h"


CharZoom::CharZoom(QWidget* parent, uint currentChar, const ScFace& face)
#ifdef Q_OS_MAC
        : QDialog( parent, Qt::FramelessWindowHint | Qt::Popup)
#else
        : QDialog( parent, Qt::FramelessWindowHint)
#endif
{
        int base = 48;
        int size = base + qRound(-face.descent() * base) + 3;
        int sizex = size + 2, sizey = size + 20;
        resize(sizex, sizey);
        setMinimumSize(sizex, sizey);
        setMaximumSize(sizex, sizey);
       
        m_pixm = QPixmap(size, size);
        QImage pix(size, size, QImage::Format_ARGB32_Premultiplied);
        ScPainter *p = new ScPainter(&pix, size, size);
        p->clear();
        m_pixm.fill(Qt::white);
        QTransform chma;
        chma.scale(4.8, 4.8);

        uint gl = face.char2CMap(currentChar);
        FPointArray gly = face.glyphOutline(gl);
        double ww = size - face.glyphWidth(gl, base);
        if (gly.size() > 4)
        {
                gly.map(chma);
                p->translate(ww / 2, 1);
                p->setBrush(Qt::black);
                p->setFillMode(ScPainter::Solid);
                p->setupPolygon(&gly);
                p->fillPath();
                p->end();
        }
        delete p;
        m_pixm = QPixmap::fromImage(pix);

        QString tmp = QString::asprintf("%04X", currentChar);
        m_value = "0x" + tmp;
}

void CharZoom::paintEvent(QPaintEvent *)
{
        QPainter p;
        p.begin(this);
        p.setPen(Qt::black);
        p.setBrush(Qt::NoBrush);
        p.drawRect(0, 0, width() - 1, height() - 1);
        p.drawPixmap(1, 1, m_pixm);
        p.drawText(5, height() - 3, m_value);
        p.end();
}