1. When camera area overlaps display cutout, it's onLayout size is 0/0.
To fix it, use ConstraintLayout to specify width and height in layout file.
2. When scanned a QR code and there is an error, set camera area frame line
back to unfocused color.
Bug: 124399763
Test: manual test
Change-Id: I7575efd0ccfb58d114acc3dcca6978d68b801f91
1. Implements WifiNetworkConfig Wi-Fi connection method
2. Shows error message when the QR code is not valid and hides it after 2s
3. In configurator mode, launchs AddDeviceFragment for a valid QR code
4. In enrollee mode, connects Wi-Fi for a valid QR code
Bug: 118794978
Test: manual test
atest WifiQrCodetest
atest WifiDppConfiguratorActivityTest
atest WifiDppEnrolleeActivityTest
atest WifiDppQrCodeScannerFragmentTest
Change-Id: Ie4731b22df295c60906156d33ea28dad9c084ce4
1.Choose the smaller size of both dimensions as its size.
2.Set transform matrix to crop and center the preview picture.
Bug: 118797380
Test: make RunSettingsRoboTests
Change-Id: Ic65fb1fe0c5082995d6903f50dda48eec16c3fb1
Compares aspect ratio of camera preview and preview window to get better
preview size.
Bug: 118797380
Test: RunSettingsRoboTests
Change-Id: I5c58691b02c2b5d9709ff956e86ca301196d5664
This view draw the lines at the corner of the inner frame.
Bug: 118797380
Test: RunSettingsRoboTests
Change-Id: I159dba8d3a23eaa489932a1a13f63a574079b448