xamarin/Xamarin.Forms

[Android] Aspect filling an image draws on frame border

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#7,034 opened on Jul 31, 2019

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e/2 :clock2:help wantedi/lowp/Androidt/bug :bug:up-for-grabs

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Description

Description

iOS and Android treat frame borders differently when an image is stretched inside the frame.

Steps to Reproduce

  1. Run the repro
  2. Observe that you cannot see the left and right borders on Android, but they are visible on iOS. The frame as shown below has 10 vertical padding.

Screenshots

Screenshot_20190731-143936

Reproduction Link

App1555.zip

Contributor guide

Research direction
Investigate how the Android platform's aspect fill rendering interacts with frame borders. Compare with iOS implementation to identify where the border is being drawn over the image.
Tech stack
csharpandroidios
Domain
mobile
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60