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package win
import (
"fmt"
"image"
)
// Button indicates a mouse button in an event.
type Button string
// List of all mouse buttons.
const (
ButtonLeft Button = "left"
ButtonRight Button = "right"
ButtonMiddle Button = "middle"
)
// Key indicates a keyboard key in an event.
type Key string
// List of all keyboard keys.
const (
KeyLeft Key = "left"
KeyRight Key = "right"
KeyUp Key = "up"
KeyDown Key = "down"
KeyEscape Key = "escape"
KeySpace Key = "space"
KeyBackspace Key = "backspace"
KeyDelete Key = "delete"
KeyEnter Key = "enter"
KeyTab Key = "tab"
KeyHome Key = "home"
KeyEnd Key = "end"
KeyPageUp Key = "pageup"
KeyPageDown Key = "pagedown"
KeyShift Key = "shift"
KeyCtrl Key = "ctrl"
KeyAlt Key = "alt"
)
type (
// WiClose is an event that happens when the user presses the close button on the window.
WiClose struct{}
// WiFocus is an event that happens when the window gains or loses focus.
WiFocus struct{ Focused bool }
// MoMove is an event that happens when the mouse gets moved across the window.
MoMove struct{ image.Point }
// MoDown is an event that happens when a mouse button gets pressed.
MoDown struct {
image.Point
Button Button
}
// MoUp is an event that happens when a mouse button gets released.
MoUp struct {
image.Point
Button Button
}
// MoScroll is an event that happens on scrolling the mouse.
//
// The Point field tells the amount scrolled in each direction.
MoScroll struct{ image.Point }
// KbType is an event that happens when a Unicode character gets typed on the keyboard.
KbType struct{ Rune rune }
// KbDown is an event that happens when a key on the keyboard gets pressed.
KbDown struct{ Key Key }
// KbUp is an event that happens when a key on the keyboard gets released.
KbUp struct{ Key Key }
// KbRepeat is an event that happens when a key on the keyboard gets repeated.
//
// This happens when its held down for some time.
KbRepeat struct{ Key Key }
)
func (wc WiClose) String() string { return "wi/close" }
func (wf WiFocus) String() string { return "wi/focus" }
func (mm MoMove) String() string { return fmt.Sprintf("mo/move/%d/%d", mm.X, mm.Y) }
func (md MoDown) String() string { return fmt.Sprintf("mo/down/%d/%d/%s", md.X, md.Y, md.Button) }
func (mu MoUp) String() string { return fmt.Sprintf("mo/up/%d/%d/%s", mu.X, mu.Y, mu.Button) }
func (ms MoScroll) String() string { return fmt.Sprintf("mo/scroll/%d/%d", ms.X, ms.Y) }
func (kt KbType) String() string { return fmt.Sprintf("kb/type/%d", kt.Rune) }
func (kd KbDown) String() string { return fmt.Sprintf("kb/down/%s", kd.Key) }
func (ku KbUp) String() string { return fmt.Sprintf("kb/up/%s", ku.Key) }
func (kr KbRepeat) String() string { return fmt.Sprintf("kb/repeat/%s", kr.Key) }
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