xamarin/Xamarin.Forms

[Bug] [CollectionView] Large ItemSpacing when a particular image is used

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#7,969 opened on Oct 13, 2019

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a/collectionviewa/layoute/3 :clock3:help wantedinactivet/bug :bug:up-for-grabs

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Description

Description

The collectionview have large itemspacing when a particular image is used. CollectionView renderers correct spacing if replaced with another image.

Basic Information

  • Version with issue: Xamarin.Forms 4.2.0.848062
  • IDE: VSMac 2019
  • Affected Devices:iOS and Android

Reproduction Link

ShellRepro.zip

Contributor guide

Research direction
Investigate the image properties (dimensions, format) that cause excessive spacing in CollectionView. Check if the image's intrinsic size affects the item size calculation. Look at the CollectionView's layout logic for adaptive spacing.
Tech stack
csharp
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
C#Xamarin.Forms
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
65