Profile management

cockatrice/src/dlg_edit_avatar.cpp

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+#include <QBuffer>
+#include <QDialogButtonBox>
+#include <QDir>
+#include <QFileDialog>
+#include <QImageReader>
+#include <QLabel>
+#include <QPushButton>
+#include <QVBoxLayout>
+
+#include "dlg_edit_avatar.h"
+
+DlgEditAvatar::DlgEditAvatar(QWidget *parent)
+    : QDialog(parent)
+{
+    imageLabel = new QLabel(tr("No image chosen."));
+    imageLabel->setFixedSize(400, 200);
+    imageLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
+    imageLabel->setStyleSheet("border: 1px solid #000");
+
+    textLabel = new QLabel(tr("To change your avatar, choose a new image.\nTo remove your current avatar, just confirm without choosing a new image."));
+    browseButton = new QPushButton(tr("Browse..."));
+    connect(browseButton, SIGNAL(clicked()), this, SLOT(actBrowse()));
+    
+    QGridLayout *grid = new QGridLayout;
+    grid->addWidget(imageLabel, 0, 0, 1, 2);
+    grid->addWidget(textLabel, 1, 0);
+    grid->addWidget(browseButton, 1, 1);
+    
+    QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
+    connect(buttonBox, SIGNAL(accepted()), this, SLOT(actOk()));
+    connect(buttonBox, SIGNAL(rejected()), this, SLOT(actCancel()));
+         
+    QVBoxLayout *mainLayout = new QVBoxLayout;
+    mainLayout->addLayout(grid);
+    mainLayout->addWidget(buttonBox);
+    setLayout(mainLayout);
+
+    setWindowTitle(tr("Change avatar"));
+    setFixedHeight(sizeHint().height());
+    setMinimumWidth(300);
+}
+
+void DlgEditAvatar::actOk()
+{  
+    accept();
+}
+
+void DlgEditAvatar::actCancel()
+{
+    reject();
+}
+
+void DlgEditAvatar::actBrowse()
+{
+    QString fileName = QFileDialog::getOpenFileName(this, tr("Open Image"), QDir::homePath(), tr("Image Files (*.png *.jpg *.bmp)"));
+    if(fileName.isEmpty())
+    {
+        imageLabel->setText(tr("No image chosen."));
+        return;
+    }
+
+    QImage image;
+    QImageReader imgReader;
+    imgReader.setDecideFormatFromContent(true);
+    imgReader.setFileName(fileName);
+    if(!imgReader.read(&image))
+    {
+        imageLabel->setText(tr("Invalid image chosen."));
+        return;
+    }
+    imageLabel->setPixmap(QPixmap::fromImage(image).scaled(400, 200, Qt::KeepAspectRatio, Qt::SmoothTransformation));
+}
+
+QByteArray DlgEditAvatar::getImage()
+{
+    const QPixmap *pix = imageLabel->pixmap();
+    if(!pix || pix->isNull())
+        return QByteArray();
+
+    QImage image = pix->toImage();
+    if(image.isNull())
+        return QByteArray();
+
+    QByteArray ba;
+    QBuffer buffer(&ba);
+    buffer.open(QIODevice::WriteOnly);
+    image.save(&buffer, "JPG");
+    return ba;
+}