AaronFiore/electrum
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Use screen size as upper bound for qr code size

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also fix some typing issues
This commit is contained in:
Sander van Grieken
2022-06-14 17:24:50 +02:00
parent 486ef414af
commit d3e88064d0
4 changed files with 13 additions and 10 deletions
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3
electrum/gui/qml/components/Receive.qml
View File

@@ -200,8 +200,7 @@ Pane {
function createRequest(ignoreGaplimit = false) {
var qamt = Config.unitsToSats(amount.text)
console.log('about to create req for ' + qamt.satsInt + ' sats')
if (qamt.satsInt > Daemon.currentWallet.lightningCanReceive) {
if (qamt.satsInt > Daemon.currentWallet.lightningCanReceive.satsInt) {
console.log('Creating OnChain request')
Daemon.currentWallet.create_request(qamt, message.text, expires.currentValue, false, ignoreGaplimit)
} else {

4
electrum/gui/qml/qeapp.py
View File

@@ -153,7 +153,9 @@ class ElectrumQmlApplication(QGuiApplication):
self.engine = QQmlApplicationEngine(parent=self)
self.engine.addImportPath('./qml')
self.qr_ip = QEQRImageProvider()
screensize = self.primaryScreen().size()
self.qr_ip = QEQRImageProvider((7/8)*min(screensize.width(), screensize.height()))
self.engine.addImageProvider('qrgen', self.qr_ip)
# add a monospace font as we can't rely on device having one

10
electrum/gui/qml/qeqr.py
View File

@@ -118,20 +118,22 @@ class QEQRParser(QObject):
return result
class QEQRImageProvider(QQuickImageProvider):
def __init__(self, parent=None):
def __init__(self, max_size, parent=None):
super().__init__(QQuickImageProvider.Image)
self._max_size = max_size
_logger = get_logger(__name__)
@profiler
def requestImage(self, qstr, size):
self._logger.debug('QR requested for %s' % qstr)
qr = qrcode.QRCode(version=1, box_size=6, border=2)
qr = qrcode.QRCode(version=1, border=2)
qr.add_data(qstr)
# calculate best box_size, aim for 400 px
# calculate best box_size
pixelsize = min(self._max_size, 400)
modules = 17 + 4 * qr.best_fit()
qr.box_size = math.floor(400/(modules+2))
qr.box_size = math.floor(pixelsize/(modules+2*2))
qr.make(fit=True)

6
electrum/gui/qml/qewallet.py
View File

@@ -305,21 +305,21 @@ class QEWallet(QObject):
def lightningBalance(self):
if not self.isLightning:
return QEAmount()
self._lightningbalance = QEAmount(amount_sat=self.wallet.lnworker.get_balance())
self._lightningbalance = QEAmount(amount_sat=int(self.wallet.lnworker.get_balance()))
return self._lightningbalance
@pyqtProperty(QEAmount, notify=balanceChanged)
def lightningCanSend(self):
if not self.isLightning:
return QEAmount()
self._lightningcansend = QEAmount(amount_sat=self.wallet.lnworker.num_sats_can_send())
self._lightningcansend = QEAmount(amount_sat=int(self.wallet.lnworker.num_sats_can_send()))
return self._lightningcansend
@pyqtProperty(QEAmount, notify=balanceChanged)
def lightningCanReceive(self):
if not self.isLightning:
return QEAmount()
self._lightningcanreceive = QEAmount(amount_sat=self.wallet.lnworker.num_sats_can_receive())
self._lightningcanreceive = QEAmount(amount_sat=int(self.wallet.lnworker.num_sats_can_receive()))
return self._lightningcanreceive
@pyqtSlot()