gifanim

package

v2.4.1 Latest Latest Go to latest Published: May 6, 2024 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/energye/energy

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
type Frame
type TGIFAnimate
- func NewGIFAnimate(owner lcl.IComponent) *TGIFAnimate
type TGIFHeader
- func (m *TGIFHeader) Is89a() bool
- func (m *TGIFHeader) IsGIF() bool

Constants ¶

View Source

const (
	DisposalNone = iota + 1
	DisposalBackground
	DisposalPrevious
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Frame ¶

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

func (*Frame) Data ¶

func (m *Frame) Data() []byte

func (*Frame) Delay ¶

func (m *Frame) Delay() uint32

func (*Frame) Image ¶

func (m *Frame) Image() lcl.IBitmap

func (*Frame) Index ¶

func (m *Frame) Index() int

func (*Frame) Point ¶

func (m *Frame) Point() (x, y int32)

func (*Frame) Rect ¶

func (m *Frame) Rect() (width, height int32)

func (*Frame) SetData ¶

func (m *Frame) SetData(data []byte)

func (*Frame) SetDelay ¶

func (m *Frame) SetDelay(delay uint32)

func (*Frame) SetPoint ¶

func (m *Frame) SetPoint(x, y int32)

func (*Frame) SetRect ¶

func (m *Frame) SetRect(width, height int32)

type TGIFAnimate ¶

type TGIFAnimate struct {
	*ext.TImage
	// contains filtered or unexported fields
}

TGIFAnimate

GIF 动画组件

func NewGIFAnimate ¶

func NewGIFAnimate(owner lcl.IComponent) *TGIFAnimate

NewGIFAnimate

创建GIF动画播放组件

func (*TGIFAnimate) Animate ¶

func (m *TGIFAnimate) Animate() bool

Animate 返回当前GIF播放或停止

func (*TGIFAnimate) CurrentFrameIndex ¶

func (m *TGIFAnimate) CurrentFrameIndex() int

CurrentFrameIndex 返回当前帧索引

func (*TGIFAnimate) EnableCache ¶

func (m *TGIFAnimate) EnableCache(v bool)

EnableCache 启用缓存

func (*TGIFAnimate) Frame ¶

func (m *TGIFAnimate) Frame(index int) *Frame

Frame 返回指定索引帧

func (*TGIFAnimate) FrameCount ¶

func (m *TGIFAnimate) FrameCount() int

FrameCount 返回帧总数

func (*TGIFAnimate) Free ¶

func (m *TGIFAnimate) Free()

func (*TGIFAnimate) LoadFromBytes ¶

func (m *TGIFAnimate) LoadFromBytes(data []byte)

LoadFromBytes 从字节数组加载GIF

func (*TGIFAnimate) LoadFromFile ¶

func (m *TGIFAnimate) LoadFromFile(filePath string)

LoadFromFile 从本地文件加载GIF

func (*TGIFAnimate) NextFrame ¶

func (m *TGIFAnimate) NextFrame()

NextFrame 播放下一帧

func (*TGIFAnimate) PrevFrame ¶

func (m *TGIFAnimate) PrevFrame()

PrevFrame 播放上一帧

func (*TGIFAnimate) ReadHeader ¶

func (m *TGIFAnimate) ReadHeader(data []byte) *TGIFHeader

func (*TGIFAnimate) SetAnimate ¶

func (m *TGIFAnimate) SetAnimate(v bool)

SetAnimate 设置GIF播放或停止

func (*TGIFAnimate) SetOnFrameChanged ¶

func (m *TGIFAnimate) SetOnFrameChanged(fn func(frame *Frame))

SetOnFrameChanged 播放每帧改变事件

func (*TGIFAnimate) SetOnStart ¶

func (m *TGIFAnimate) SetOnStart(fn func())

SetOnStart 开始播放事件

func (*TGIFAnimate) SetOnStop ¶

func (m *TGIFAnimate) SetOnStop(fn func())

SetOnStop 停止播放事件

func (*TGIFAnimate) Start ¶

func (m *TGIFAnimate) Start()

Start 开始播放

func (*TGIFAnimate) Stop ¶

func (m *TGIFAnimate) Stop()

Stop 停止播放

type TGIFHeader ¶

type TGIFHeader struct {
	Signature       [3]byte // 页眉签名（始终为“GIF”）
	Version         [3]byte // GIF格式版本（“89a”）
	ScreenWidth     uint16  // 以像素为单位的显示屏宽度
	ScreenHeight    uint16  // 以像素为单位的显示屏高度
	Packedbit       byte    // 屏幕和彩色地图信息
	BackgroundColor byte    // 背景色索引
	AspectRatio     byte    // 像素纵横比
}

func (*TGIFHeader) Is89a ¶

func (m *TGIFHeader) Is89a() bool

func (*TGIFHeader) IsGIF ¶

func (m *TGIFHeader) IsGIF() bool

Source Files ¶

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