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Code Issues Releases Wiki Activity

Show a loading bubble in the song and artist info views

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This commit is contained in:
David Sansome 2010-11-21 16:28:25 +00:00
parent 1d374078a1
commit 59d29d7412
2 changed files with 32 additions and 0 deletions
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29
src/widgets/widgetfadehelper.cpp
View File

@ -21,6 +21,9 @@
#include <QTimeLine>
#include <QtDebug>
const int WidgetFadeHelper::kLoadingPadding = 9;
const int WidgetFadeHelper::kLoadingBorderRadius = 10;
// Exported by QtGui
void qt_blurImage(QPainter *p, QImage &blurImage, qreal radius, bool quality, bool alphaOnly, int transposed = 0);
@ -49,7 +52,33 @@ void WidgetFadeHelper::StartBlur() {
blurred.fill(Qt::transparent);
QPainter blur_painter(&blurred);
blur_painter.save();
qt_blurImage(&blur_painter, original_image, 10.0, true, false);
blur_painter.restore();
// Draw some loading text over the top
QFont loading_font(font());
loading_font.setBold(true);
QFontMetrics loading_font_metrics(loading_font);
const QString loading_text = tr("Loading...");
const QSize loading_size(
kLoadingPadding*2 + loading_font_metrics.width(loading_text),
kLoadingPadding*2 + loading_font_metrics.height());
const QRect loading_rect((blurred.width() - loading_size.width()) / 2, 100,
loading_size.width(), loading_size.height());
blur_painter.setRenderHint(QPainter::Antialiasing);
blur_painter.setRenderHint(QPainter::HighQualityAntialiasing);
blur_painter.setPen(QColor(200, 200, 200, 255));
blur_painter.setBrush(QColor(200, 200, 200, 192));
blur_painter.drawRoundedRect(loading_rect, kLoadingBorderRadius, kLoadingBorderRadius);
blur_painter.setPen(palette().brush(QPalette::Text).color());
blur_painter.setFont(loading_font);
blur_painter.drawText(loading_rect, Qt::AlignCenter, loading_text);
blur_painter.end();
blurred_pixmap_ = QPixmap::fromImage(blurred);

3
src/widgets/widgetfadehelper.h
View File

@ -39,6 +39,9 @@ private slots:
void FadeFinished();
private:
static const int kLoadingPadding;
static const int kLoadingBorderRadius;
QWidget* parent_;
QTimeLine* blur_timeline_;
QTimeLine* fade_timeline_;