40 lines
1.4 KiB
Go
40 lines
1.4 KiB
Go
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package fyne
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// DeviceOrientation represents the different ways that a mobile device can be held
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type DeviceOrientation int
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const (
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// OrientationVertical is the default vertical orientation
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OrientationVertical DeviceOrientation = iota
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// OrientationVerticalUpsideDown is the portrait orientation held upside down
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OrientationVerticalUpsideDown
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// OrientationHorizontalLeft is used to indicate a landscape orientation with the top to the left
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OrientationHorizontalLeft
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// OrientationHorizontalRight is used to indicate a landscape orientation with the top to the right
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OrientationHorizontalRight
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)
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// IsVertical is a helper utility that determines if a passed orientation is vertical
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func IsVertical(orient DeviceOrientation) bool {
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return orient == OrientationVertical || orient == OrientationVerticalUpsideDown
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}
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// IsHorizontal is a helper utility that determines if a passed orientation is horizontal
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func IsHorizontal(orient DeviceOrientation) bool {
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return !IsVertical(orient)
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}
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// Device provides information about the devices the code is running on
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type Device interface {
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Orientation() DeviceOrientation
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IsMobile() bool
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IsBrowser() bool
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HasKeyboard() bool
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SystemScaleForWindow(Window) float32
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}
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// CurrentDevice returns the device information for the current hardware (via the driver)
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func CurrentDevice() Device {
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return CurrentApp().Driver().Device()
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}
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