diff options
Diffstat (limited to 'src/qt/splashscreen.cpp')
| -rw-r--r-- | src/qt/splashscreen.cpp | 40 |
1 files changed, 33 insertions, 7 deletions
diff --git a/src/qt/splashscreen.cpp b/src/qt/splashscreen.cpp index b4b81440ca..378d79c1e1 100644 --- a/src/qt/splashscreen.cpp +++ b/src/qt/splashscreen.cpp @@ -19,6 +19,7 @@ #include <QCloseEvent> #include <QDesktopWidget> #include <QPainter> +#include <QRadialGradient> SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) : QWidget(0, f), curAlignment(0) @@ -30,6 +31,10 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) int titleCopyrightVSpace = 40; float fontFactor = 1.0; + float devicePixelRatio = 1.0; +#if QT_VERSION > 0x050100 + devicePixelRatio = ((QGuiApplication*)QCoreApplication::instance())->devicePixelRatio(); +#endif // define text to place QString titleText = tr("Bitcoin Core"); @@ -39,12 +44,33 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) QString font = "Arial"; - // load the bitmap for writing some text over it - pixmap = networkStyle->getSplashImage(); + // create a bitmap according to device pixelratio + QSize splashSize(480*devicePixelRatio,320*devicePixelRatio); + pixmap = QPixmap(splashSize); + +#if QT_VERSION > 0x050100 + // change to HiDPI if it makes sense + pixmap.setDevicePixelRatio(devicePixelRatio); +#endif QPainter pixPaint(&pixmap); pixPaint.setPen(QColor(100,100,100)); + // draw a slighly radial gradient + QRadialGradient gradient(QPoint(0,0), splashSize.width()/devicePixelRatio); + gradient.setColorAt(0, Qt::white); + gradient.setColorAt(1, QColor(247,247,247)); + QRect rGradient(QPoint(0,0), splashSize); + pixPaint.fillRect(rGradient, gradient); + + // draw the bitcoin icon, expected size of PNG: 1024x1024 + QRect rectIcon(QPoint(-150,-122), QSize(430,430)); + + const QSize requiredSize(1024,1024); + QPixmap icon(networkStyle->getAppIcon().pixmap(requiredSize)); + + pixPaint.drawPixmap(rectIcon, icon); + // check font size and drawing with pixPaint.setFont(QFont(font, 33*fontFactor)); QFontMetrics fm = pixPaint.fontMetrics(); @@ -57,7 +83,7 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) pixPaint.setFont(QFont(font, 33*fontFactor)); fm = pixPaint.fontMetrics(); titleTextWidth = fm.width(titleText); - pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight,paddingTop,titleText); + pixPaint.drawText(pixmap.width()/devicePixelRatio-titleTextWidth-paddingRight,paddingTop,titleText); pixPaint.setFont(QFont(font, 15*fontFactor)); @@ -68,11 +94,11 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) pixPaint.setFont(QFont(font, 10*fontFactor)); titleVersionVSpace -= 5; } - pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight+2,paddingTop+titleVersionVSpace,versionText); + pixPaint.drawText(pixmap.width()/devicePixelRatio-titleTextWidth-paddingRight+2,paddingTop+titleVersionVSpace,versionText); // draw copyright stuff pixPaint.setFont(QFont(font, 10*fontFactor)); - pixPaint.drawText(pixmap.width()-titleTextWidth-paddingRight,paddingTop+titleCopyrightVSpace,copyrightText); + pixPaint.drawText(pixmap.width()/devicePixelRatio-titleTextWidth-paddingRight,paddingTop+titleCopyrightVSpace,copyrightText); // draw additional text if special network if(!titleAddText.isEmpty()) { @@ -81,7 +107,7 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) pixPaint.setFont(boldFont); fm = pixPaint.fontMetrics(); int titleAddTextWidth = fm.width(titleAddText); - pixPaint.drawText(pixmap.width()-titleAddTextWidth-10,15,titleAddText); + pixPaint.drawText(pixmap.width()/devicePixelRatio-titleAddTextWidth-10,15,titleAddText); } pixPaint.end(); @@ -90,7 +116,7 @@ SplashScreen::SplashScreen(Qt::WindowFlags f, const NetworkStyle *networkStyle) setWindowTitle(titleText + " " + titleAddText); // Resize window and move to center of desktop, disallow resizing - QRect r(QPoint(), pixmap.size()); + QRect r(QPoint(), QSize(pixmap.size().width()/devicePixelRatio,pixmap.size().height()/devicePixelRatio)); resize(r.size()); setFixedSize(r.size()); move(QApplication::desktop()->screenGeometry().center() - r.center()); |