ebiten/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 {
SetSize(width, height int, scale float64)
Update(afterFrameUpdate func()) error
}
// 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 {
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Run(width, height int, scale float64, title string, context UIContext, graphics Graphics) error
RunWithoutMainLoop(width, height int, scale float64, title string, context UIContext, graphics Graphics) <-chan error
DeviceScaleFactor() float64
IsCursorVisible() bool
IsFullscreen() bool
IsRunnableInBackground() bool
IsVsyncEnabled() bool
IsWindowDecorated() bool
IsWindowResizable() bool
ScreenPadding() (x0, y0, x1, y1 float64)
ScreenScale() float64
ScreenSizeInFullscreen() (int, int)
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WindowPosition() (int, int)
IsScreenTransparent() bool
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SetCursorVisible(visible bool)
SetFullscreen(fullscreen bool)
SetRunnableInBackground(runnableInBackground bool)
SetScreenScale(scale float64)
SetScreenSize(width, height int)
SetVsyncEnabled(enabled bool)
SetWindowDecorated(decorated bool)
SetWindowIcon(iconImages []image.Image)
SetWindowResizable(resizable bool)
SetWindowTitle(title string)
SetWindowPosition(x, y int)
SetScreenTransparent(transparent bool)
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Input() Input
}