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Implement scaling modes

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This commit is contained in:
Roberto Alsina 2020-02-01 13:31:53 -03:00
parent 00862a6b2b
commit 37a664691a
1 changed files with 59 additions and 2 deletions
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61
main.py
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@ -106,12 +106,69 @@ class Window(QObject):
def scale_mode_changed(self):
mon = self.ui.screenCombo.currentText()
scale_mode = self.ui.scaleModeCombo.currentText()
print(f'Set {mon} scale mode to {scale_mode}')
print(f"Set {mon} scale mode to {scale_mode}")
if scale_mode == "Manual":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(True)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Disabled (1x1)":
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setEnabled(False)
self.ui.horizontalScale.setValue(100)
self.ui.verticalScale.setValue(100)
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
elif scale_mode == "Automatic: physical dimensions":
# Calculate scale factors so that the logical pixels will be the same
# size as in the primary window
if self.ui.primary.isChecked():
print("Has no effect on primary display.")
return
# Find the primary monitor
primary = [k for k in self.xrandr_info if self.xrandr_info[k]["primary"]]
if not primary:
print("Oops, no primary!")
return
primary = self.xrandr_info[primary[0]]
monitor = self.xrandr_info[mon]
prim_density_x = primary["res_x"] / primary["w_in_mm"]
prim_density_y = primary["res_y"] / primary["h_in_mm"]
dens_x = monitor["res_x"] / monitor["w_in_mm"]
dens_y = monitor["res_y"] / monitor["h_in_mm"]
try:
self.ui.horizontalScale.valueChanged.disconnect(
self.ui.verticalScale.setValue
)
except RuntimeError: # Not connected
pass
self.ui.horizontalScale.setEnabled(False)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.setValue(prim_density_x / dens_x * 100)
self.ui.verticalScale.setValue(prim_density_y / dens_y * 100)
elif scale_mode == "Manual, same in both dimensions":
self.ui.horizontalScale.setEnabled(True)
self.ui.verticalScale.setEnabled(False)
self.ui.horizontalScale.valueChanged.connect(self.ui.verticalScale.setValue)
self.ui.verticalScale.setValue(self.ui.horizontalScale.value())
def replica_changed(self):
mon = self.ui.screenCombo.currentText()
replicate = self.ui.replicaOf.currentText()
print(f'Making {mon} a replica of {replicate}')
print(f"Making {mon} a replica of {replicate}")
def do_reset(self):
for n in self.xrandr_info: