erm/vendor/github.com/hajimehoshi/ebiten/v2/internal/driver/ui.go

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// Copyright 2019 The Ebiten Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package driver
import (
"errors"
"image"
)
type UIContext interface {
Update() error
ForceUpdate() error
Layout(outsideWidth, outsideHeight float64)
// AdjustPosition can be called from a different goroutine from Update's or Layout's.
AdjustPosition(x, y float64, deviceScaleFactor float64) (float64, float64)
}
// RegularTermination represents a regular termination.
// Run can return this error, and if this error is received,
// the game loop should be terminated as soon as possible.
var RegularTermination = errors.New("regular termination")
type UI interface {
Run(context UIContext) error
RunWithoutMainLoop(context UIContext)
DeviceScaleFactor() float64
IsFocused() bool
ScreenSizeInFullscreen() (int, int)
ResetForFrame()
CursorMode() CursorMode
SetCursorMode(mode CursorMode)
CursorShape() CursorShape
SetCursorShape(shape CursorShape)
IsFullscreen() bool
SetFullscreen(fullscreen bool)
IsRunnableOnUnfocused() bool
SetRunnableOnUnfocused(runnableOnUnfocused bool)
FPSMode() FPSMode
SetFPSMode(mode FPSMode)
ScheduleFrame()
IsScreenTransparent() bool
SetScreenTransparent(transparent bool)
SetInitFocused(focused bool)
Input() Input
Window() Window
Graphics() Graphics
}
type Window interface {
IsDecorated() bool
SetDecorated(decorated bool)
IsResizable() bool
SetResizable(resizable bool)
Position() (int, int)
SetPosition(x, y int)
Size() (int, int)
SetSize(width, height int)
SizeLimits() (minw, minh, maxw, maxh int)
SetSizeLimits(minw, minh, maxw, maxh int)
IsFloating() bool
SetFloating(floating bool)
Maximize()
IsMaximized() bool
Minimize()
IsMinimized() bool
SetIcon(iconImages []image.Image)
SetTitle(title string)
Restore()
IsBeingClosed() bool
SetClosingHandled(handled bool)
IsClosingHandled() bool
}
type FPSMode int
const (
FPSModeVsyncOn FPSMode = iota
FPSModeVsyncOffMaximum
FPSModeVsyncOffMinimum
)