window

package
v0.0.0-...-d216d2d Latest Latest
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 Go to latest Published: May 8, 2018 License: MIT Imports: 5 Imported by: 0

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Index

Constants

View Source 
const (
	WindowQuit       int = int(C.SDL_QUIT)
	KeyEventDown     int = int(C.SDL_KEYDOWN)
	KeyEventUp       int = int(C.SDL_KEYUP)
	KeyStatePressed  int = int(C.SDL_PRESSED)
	KeyStateReleased int = int(C.SDL_RELEASED)
	TextInput        int = int(C.SDL_TEXTINPUT)
	WindowEvent      int = int(C.SDL_WINDOWEVENT)
	WindowResized    int = int(C.SDL_WINDOWEVENT_SIZE_CHANGED)
)
View Source 
const (
	KeyUnknown    int = int(C.SDL_SCANCODE_UNKNOWN)
	KeyBackspace  int = int(C.SDL_SCANCODE_BACKSPACE)
	KeyTab        int = int(C.SDL_SCANCODE_TAB)
	KeyClear      int = int(C.SDL_SCANCODE_CLEAR)
	KeyReturn     int = int(C.SDL_SCANCODE_RETURN)
	KeyPause      int = int(C.SDL_SCANCODE_PAUSE)
	KeyEscape     int = int(C.SDL_SCANCODE_ESCAPE)
	KeySpace      int = int(C.SDL_SCANCODE_SPACE)
	KeyComma      int = int(C.SDL_SCANCODE_COMMA)
	KeyMinus      int = int(C.SDL_SCANCODE_MINUS)
	KeyPeriod     int = int(C.SDL_SCANCODE_PERIOD)
	KeySlash      int = int(C.SDL_SCANCODE_SLASH)
	Key0          int = int(C.SDL_SCANCODE_0)
	Key1          int = int(C.SDL_SCANCODE_1)
	Key2          int = int(C.SDL_SCANCODE_2)
	Key3          int = int(C.SDL_SCANCODE_3)
	Key4          int = int(C.SDL_SCANCODE_4)
	Key5          int = int(C.SDL_SCANCODE_5)
	Key6          int = int(C.SDL_SCANCODE_6)
	Key7          int = int(C.SDL_SCANCODE_7)
	Key8          int = int(C.SDL_SCANCODE_8)
	Key9          int = int(C.SDL_SCANCODE_9)
	KeySemicolon  int = int(C.SDL_SCANCODE_SEMICOLON)
	KeyEquals     int = int(C.SDL_SCANCODE_EQUALS)
	KeyLBracket   int = int(C.SDL_SCANCODE_LEFTBRACKET)
	KeyBackslash  int = int(C.SDL_SCANCODE_BACKSLASH)
	KeyRBracket   int = int(C.SDL_SCANCODE_RIGHTBRACKET)
	KeyA          int = int(C.SDL_SCANCODE_A)
	KeyB          int = int(C.SDL_SCANCODE_B)
	KeyC          int = int(C.SDL_SCANCODE_C)
	KeyD          int = int(C.SDL_SCANCODE_D)
	KeyE          int = int(C.SDL_SCANCODE_E)
	KeyF          int = int(C.SDL_SCANCODE_F)
	KeyG          int = int(C.SDL_SCANCODE_G)
	KeyH          int = int(C.SDL_SCANCODE_H)
	KeyI          int = int(C.SDL_SCANCODE_I)
	KeyJ          int = int(C.SDL_SCANCODE_J)
	KeyK          int = int(C.SDL_SCANCODE_K)
	KeyL          int = int(C.SDL_SCANCODE_L)
	KeyM          int = int(C.SDL_SCANCODE_M)
	KeyN          int = int(C.SDL_SCANCODE_N)
	KeyO          int = int(C.SDL_SCANCODE_O)
	KeyP          int = int(C.SDL_SCANCODE_P)
	KeyQ          int = int(C.SDL_SCANCODE_Q)
	KeyR          int = int(C.SDL_SCANCODE_R)
	KeyS          int = int(C.SDL_SCANCODE_S)
	KeyT          int = int(C.SDL_SCANCODE_T)
	KeyU          int = int(C.SDL_SCANCODE_U)
	KeyV          int = int(C.SDL_SCANCODE_V)
	KeyW          int = int(C.SDL_SCANCODE_W)
	KeyX          int = int(C.SDL_SCANCODE_X)
	KeyY          int = int(C.SDL_SCANCODE_Y)
	KeyZ          int = int(C.SDL_SCANCODE_Z)
	KeyDelete     int = int(C.SDL_SCANCODE_DELETE)
	KeyKP0        int = int(C.SDL_SCANCODE_KP_0)
	KeyKP1        int = int(C.SDL_SCANCODE_KP_1)
	KeyKP2        int = int(C.SDL_SCANCODE_KP_2)
	KeyKP3        int = int(C.SDL_SCANCODE_KP_3)
	KeyKP4        int = int(C.SDL_SCANCODE_KP_4)
	KeyKP5        int = int(C.SDL_SCANCODE_KP_5)
	KeyKP6        int = int(C.SDL_SCANCODE_KP_6)
	KeyKP7        int = int(C.SDL_SCANCODE_KP_7)
	KeyKP8        int = int(C.SDL_SCANCODE_KP_8)
	KeyKP9        int = int(C.SDL_SCANCODE_KP_9)
	KeyKPPeriod   int = int(C.SDL_SCANCODE_KP_PERIOD)
	KeyKPDivide   int = int(C.SDL_SCANCODE_KP_DIVIDE)
	KeyKPMultiply int = int(C.SDL_SCANCODE_KP_MULTIPLY)
	KeyKPMinus    int = int(C.SDL_SCANCODE_KP_MINUS)
	KeyKPPlus     int = int(C.SDL_SCANCODE_KP_PLUS)
	KeyKPEnter    int = int(C.SDL_SCANCODE_KP_ENTER)
	KeyKPEquals   int = int(C.SDL_SCANCODE_KP_EQUALS)
	KeyUp         int = int(C.SDL_SCANCODE_UP)
	KeyDown       int = int(C.SDL_SCANCODE_DOWN)
	KeyRight      int = int(C.SDL_SCANCODE_RIGHT)
	KeyLeft       int = int(C.SDL_SCANCODE_LEFT)
	KeyInsert     int = int(C.SDL_SCANCODE_INSERT)
	KeyHome       int = int(C.SDL_SCANCODE_HOME)
	KeyEnd        int = int(C.SDL_SCANCODE_END)
	KeyPageUp     int = int(C.SDL_SCANCODE_PAGEUP)
	KeyPageDown   int = int(C.SDL_SCANCODE_PAGEDOWN)
	KeyF1         int = int(C.SDL_SCANCODE_F1)
	KeyF2         int = int(C.SDL_SCANCODE_F2)
	KeyF3         int = int(C.SDL_SCANCODE_F3)
	KeyF4         int = int(C.SDL_SCANCODE_F4)
	KeyF5         int = int(C.SDL_SCANCODE_F5)
	KeyF6         int = int(C.SDL_SCANCODE_F6)
	KeyF7         int = int(C.SDL_SCANCODE_F7)
	KeyF8         int = int(C.SDL_SCANCODE_F8)
	KeyF9         int = int(C.SDL_SCANCODE_F9)
	KeyF10        int = int(C.SDL_SCANCODE_F10)
	KeyF11        int = int(C.SDL_SCANCODE_F11)
	KeyF12        int = int(C.SDL_SCANCODE_F12)
	KeyF13        int = int(C.SDL_SCANCODE_F13)
	KeyF14        int = int(C.SDL_SCANCODE_F14)
	KeyF15        int = int(C.SDL_SCANCODE_F15)
	KeyCapsLock   int = int(C.SDL_SCANCODE_CAPSLOCK)
	KeyRShift     int = int(C.SDL_SCANCODE_RSHIFT)
	KeyLShift     int = int(C.SDL_SCANCODE_LSHIFT)
	KeyRControl   int = int(C.SDL_SCANCODE_RCTRL)
	KeyLControl   int = int(C.SDL_SCANCODE_LCTRL)
	KeyRAlt       int = int(C.SDL_SCANCODE_RALT)
	KeyLAlt       int = int(C.SDL_SCANCODE_LALT)
	KeyMode       int = int(C.SDL_SCANCODE_MODE)
	KeyHelp       int = int(C.SDL_SCANCODE_HELP)
	KeySysreq     int = int(C.SDL_SCANCODE_SYSREQ)
	KeyMenu       int = int(C.SDL_SCANCODE_MENU)
	KeyPower      int = int(C.SDL_SCANCODE_POWER)
	KeyUndo       int = int(C.SDL_SCANCODE_UNDO)
)

Remapped sdl keys so we dont need import C all the time

Variables

This section is empty.

Functions

func AddKeyListener 

func AddKeyListener(key int, callback func(event int))

AddKeyListener creates a new key listener, only the last listener for a button will be honored 

input.AddKeyListener(input.KeyEscape, func(event int) {
	if event == input.KeyStateReleased {
		fmt.Println("Escape button released!")
	}
})

func Cleanup 

func Cleanup()

Cleanup should be called before the program closes

func DestroyKeyListener 

func DestroyKeyListener(key int)

DestroyKeyListener removes listener for a key

func GetClipboard 

func GetClipboard() string

GetClipboard will return text from the clipboard

func GetKeyState 

func GetKeyState(key int) int

GetKeyState will return the event state for a key

func GetMouseState 

func GetMouseState() (int, int, int)

GetMouseState returns the state and position of the mouse

func GetRelativeMouseState 

func GetRelativeMouseState() (int, int, int)

GetRelativeMouseState returns the state the position of the mouse relative to when this function was last called

func SetInputCallback 

func SetInputCallback(callback func(text string))

func UnSetInputCallback 

func UnSetInputCallback()

Types

type NewScreenParams 

type NewScreenParams struct {
	Width, Height                   int
	FullScreen, Resizeable, HighDPI bool
	Name                            string
	AntiAliasingPasses              int // 2, 4, 8
}

type Screen 

type Screen struct {
	Width  int
	Height int
	// contains filtered or unexported fields
}

Screen object

func New 

func New(params NewScreenParams) *Screen

New returns a newly created Screen

func (*Screen) AmountPerSecond 

func (window *Screen) AmountPerSecond(persecond float64) float64

AmountPerSecond returns the adjusted value for a per second value based on frame time This really needs a better function name

func (*Screen) Destroy 

func (window *Screen) Destroy()

Destroy cleans up the window

func (*Screen) GetTime 

func (window *Screen) GetTime() time.Duration

GetTime returns the time duration since the start of the program

func (*Screen) GetTimeSinceLastFrame 

func (window *Screen) GetTimeSinceLastFrame() float64

GetTimeSinceLastFrame will return the time since the last frame was drawn.

func (*Screen) GetWindowSize 

func (window *Screen) GetWindowSize() (int, int)

GetWindowSize returns the currentl drawable window size in pixels

func (*Screen) IsActive 

func (window *Screen) IsActive() bool

IsActive returns the status of the window

func (*Screen) LockMouseToWindow 

func (window *Screen) LockMouseToWindow()

LockMouseToWindow locks mouse to window

func (*Screen) SetClearColor 

func (window *Screen) SetClearColor(r float32, g float32, b float32, a float32)

SetClearColor sets the color when the screen is cleared for redrawing

func (*Screen) SetResizeCallback 

func (window *Screen) SetResizeCallback(callback func(w, h int))

func (*Screen) SetToClose 

func (window *Screen) SetToClose()

SetToClose will signal to close the window context

func (*Screen) SetVerticalSync 

func (window *Screen) SetVerticalSync(enabled bool)

SetVerticalSync sets the vertical sync status

func (*Screen) SetViewport 

func (window *Screen) SetViewport(w int, h int)

SetViewport sets the GL viewport

func (*Screen) UnSetResizeCallback 

func (window *Screen) UnSetResizeCallback()

func (*Screen) UnlockMouseToWindow 

func (window *Screen) UnlockMouseToWindow()

UnlockMouseToWindow unlocks mouse to window

func (*Screen) Update 

func (window *Screen) Update() bool

Update will draw the new frame, run the event queue and check if the window is still active. It will return the window active state.

Source Files

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