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Documentation

Index

• Constants
• type Button
• type Coord
• type Display
• type Image
• type ImageLoader
• type Just
• type RGBA
• type Rect
• type SdlDisplay
  • func NewSdlDisplay(fontPath string) *SdlDisplay
  • func (display *SdlDisplay) Clear() error
  • func (display *SdlDisplay) DisplayImage(image Image, pos Coord) error
  • func (display *SdlDisplay) DrawButton(button Button) error
  • func (display *SdlDisplay) DrawRect(pos Coord, size Rect, bgColor RGBA, fgColor RGBA) error
  • func (display *SdlDisplay) DrawText(text string, pos Coord, color RGBA, hJust Just, vJust Just) error
  • func (display *SdlDisplay) Init() error
  • func (display *SdlDisplay) Refresh()
  • func (display *SdlDisplay) Terminate() error
• type SdlImage
  • func (image *SdlImage) Close() error
  • func (image *SdlImage) GetSize() Rect
• type SdlImageLoader
  • func CreateSdlImageLoader(resourcesBasePath string) (SdlImageLoader, error)
  • func (imageLoader SdlImageLoader) Load(imagePath string, size Rect) (Image, error)

Constants

const WINDOW_TITLE string = "Learning Go/SDL"

const WINDOW_WIDTH, WINDOW_HEIGHT int32 = 800, 600

Types

type Button

type Button struct {
	Coord
	Rect
	Text        string
	BgColor     RGBA
	BorderColor RGBA
	TextColor   RGBA
	OnClick     func(event events.Event, args ...interface{}) error
}

type Coord

type Coord struct {
	X int32
	Y int32
}

type Display

type Display interface {
	Init() error
	DrawText(text string, pos Coord, color RGBA, hJust Just, vJust Just) error
	DrawRect(pos Coord, size Rect, bgColor RGBA, fgColor RGBA) error
	DrawButton(button Button) error
	DisplayImage(image Image, pos Coord) error
	Refresh()
	Clear() error
	Terminate() error
}

type Image

type Image interface {
	GetSize() Rect
	Close() error
}

type ImageLoader

type ImageLoader interface {
	Load(imagePath string, size Rect) (Image, error)
}

type Just

type Just int

const (
	LEFT Just = iota
	CENTER
	RIGHT
	TOP
	MIDDLE
	BOTTOM
)

type RGBA

type RGBA struct {
	R uint8
	G uint8
	B uint8
	A uint8
}

type Rect

type Rect struct {
	W int32
	H int32
}

type SdlDisplay

type SdlDisplay struct {
	// contains filtered or unexported fields
}

func NewSdlDisplay

func NewSdlDisplay(fontPath string) *SdlDisplay

func (*SdlDisplay) Clear

func (display *SdlDisplay) Clear() error

func (*SdlDisplay) DisplayImage

func (display *SdlDisplay) DisplayImage(image Image, pos Coord) error

func (*SdlDisplay) DrawButton

func (display *SdlDisplay) DrawButton(button Button) error

func (*SdlDisplay) DrawRect

func (display *SdlDisplay) DrawRect(pos Coord, size Rect, bgColor RGBA, fgColor RGBA) error

func (*SdlDisplay) DrawText

func (display *SdlDisplay) DrawText(text string, pos Coord, color RGBA, hJust Just, vJust Just) error

func (*SdlDisplay) Init

func (display *SdlDisplay) Init() error

func (*SdlDisplay) Refresh

func (display *SdlDisplay) Refresh()

func (*SdlDisplay) Terminate

func (display *SdlDisplay) Terminate() error

type SdlImage

type SdlImage struct {
	Image   *sdl.Surface
	Texture *sdl.Texture
	// contains filtered or unexported fields
}

func (*SdlImage) Close

func (image *SdlImage) Close() error

func (*SdlImage) GetSize

func (image *SdlImage) GetSize() Rect

type SdlImageLoader

type SdlImageLoader struct {
	// contains filtered or unexported fields
}

func CreateSdlImageLoader

func CreateSdlImageLoader(resourcesBasePath string) (SdlImageLoader, error)

func (SdlImageLoader) Load

func (imageLoader SdlImageLoader) Load(imagePath string, size Rect) (Image, error)