具有可访问性的演示Xcode联系人应用程序

这个应用程序被命名为“PhotoCaller”。这是一个正在进行的Apple iOS应用程序。 它显示用户的联系人。它旨在提高可访问性。

该应用程序最初是一个针对帕基森病患者的研究项目。 该疾病可引起运动困难、视力困难和认知困难。

该应用程序是开源且免费的。我们欢迎建设性的建议、拉动请求和捐赠。

截图

该应用程序将每个联系人显示为一张卡片，其中包含：

• 联系人的照片。

• 联系人的全名。

• 通过视频和语音连接的按钮。

• 用于在联系人之间前后导航的按钮。

寻求帮助

如果您患有帕金森病，或者正在照顾患有帕金森病的人，并且您愿意交谈，那么我们将非常乐意与您交谈。

如果您是 Apple iOS Swift 开发者，我们正在寻求志愿者开发者的帮助。

目标

对于遇到运动困难的人来说，良好的可用性。

• 如关节炎，或神经损伤，或反射性震颤等。

对于遇到视力障碍的人来说，良好的可用性。

• 如部分视力、复视、视力模糊、或视力朦胧等。

对于遇到认知困难的人来说，良好的可用性。

• 例如技术经验不足，或记忆丧失或混乱。

实现

颜色：

• 所有视图都使用高对比度、粗描边线条和纯色。

• Not low-contrast, not thin-stroke lines, not gradient colors.

Actions:

• All actions use buttons.

• Not tab menus, not slideout grips, etc.

Gestures:

• All gestures are taps.

• Not flick-to-scroll, no pinch-to-zoom, etc.

Button taps:

• All taps are single-tap.

• Not double-tap, not long-tap, etc.

Button sizes:

• All buttons are 2x size or larger.

• Not default-size buttons, not sub-size buttons, etc.

Button locations:

• All buttons are near the screen’s bottom and center, for easy reachability.

• Not near the screen’s top or left/right edges, etc.

Button colors:

• All buttons are black tint.

• Not default tint, not blue tint, etc.

Button icons:

• All buttons use the Apple SF Symbol circle icons e.g. “video.circle”, “arrow.left.circle”.

• Not “video”, not “video.fill”, not “video.circle.fill”, etc.

UI/UX Current Scope

Read contacts.

• Beyond scope: create/update/delete contacts. For these, please use the Apple Contacts app.

One contact uses one phone number.

• Beyond scope: One contact uses multiple phone numbers. For these, please use the Apple Contacts app.

Stable contacts.

• Future scope: contacts that are rapidly changing and/or need synchronization.

Portrait orientation.

• Future scope: landscape orientation.

Apple ecosystem.

• Future scope: other ecosystems, starting with Android.

Current Apple iPhone, curent Apple iPad, curent iOS.

• Future scope: older Apple iPhone, older Apple iPad, older iOS; other devices such as Apple MacBook or Apple Watch.

Video connection uses FaceTime.

• Future scope: other video connections such as Zoom video, Meta WhatsApp video, Microsoft Teams video, etc. For these, we welcome help.

Contact image is cropped to square.

• Future scope: other image sizes, other image shapes.

Technical questions

We have technical questions and welcome advice from experienced developers:

• How can iOS Swift detect if a CNContact has FaceTime capabilties?

• How can the app ensure that open(“facetime://…”) succeeds, then after the call the person is returned to the app?

GitHub

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