/
touch.go
95 lines (73 loc) · 1.78 KB
/
touch.go
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package sdl
/*
import (
"reflect"
"unsafe"
)*/
// #include <SDL.h>
import "C"
type TouchID C.SDL_TouchID
func (id TouchID) c() C.SDL_TouchID {
return C.SDL_TouchID(id)
}
type FingerID C.SDL_FingerID
func (id FingerID) c() C.SDL_FingerID {
return C.SDL_FingerID(id)
}
type Finger struct {
Id FingerID
X, Y float32
Pressure float32
}
/*
func (f *Finger) c() *C.SDL_Finger {
return (*C.SDL_Finger)(unsafe.Pointer(f))
}
func (f *Finger) Down() bool {
return f.down == C.SDL_TRUE
}
type Touch struct {
freeTouch uintptr
PressureMax, PressureMin float32
XMax, XMin float32
YMax, YMin float32
Xres, Yres, Pressureres uint16
NativeXres, NativeYres, NativePressureres float32
TiltX, TiltY float32
Rotation float32
Id TouchID
Focus *Window
name *C.char
Buttonstate uint8
relativeMode C.SDL_bool
flushMotion C.SDL_bool
NumFingers int32
MaxFingers int32
fingers uintptr
Driverdata uintptr
}
func (t *Touch) c() *C.SDL_Touch {
return (*C.SDL_Touch)(unsafe.Pointer(t))
}
func (t *Touch) Name() string {
return C.GoString(t.name)
}
func (t *Touch) RelativeMode() bool {
return t.relativeMode == C.SDL_TRUE
}
func (t *Touch) FlushMotion() bool {
return t.flushMotion == C.SDL_TRUE
}
func (t *Touch) Fingers() []*Finger {
return *(*[]*Finger)(unsafe.Pointer(&reflect.SliceHeader{
Data: t.fingers,
Len: int(t.NumFingers),
Cap: int(t.NumFingers),
}))
}
func (t TouchID) GetTouchDevice() TouchID {
return (*Touch)(unsafe.Pointer(C.SDL_GetTouchDevice(t.c())))
}
func (t *Touch) GetFingerDevice(f FingerID) *Finger {
return (*Finger)(unsafe.Pointer(C.SDL_GetFingerDevice(t.c(), f.c())))
}*/