BUI::GImageGIF类 参考

类 BUI::GImageGIF 继承关系图:

Public 成员函数
	GImageGIF ()
virtual	~GImageGIF ()
bool	LoadBufferImage (unsigned char *buffer, UINT buf_size) override
int	LayerCounts () const
int	Delay (int l) const
int	GetCurPos () const
int	UpdateTime (float t) const
void	AddHost (IGIFHost *host)
Public 成员函数 继承自 BUI::GImage
	GImage ()
virtual	~GImage ()
void	GetPixel (int x, int y, uint32_t &r, uint32_t &g, uint32_t &b, uint32_t &a) const
	获得像素点颜色
void	SetPixel (int x, int y, uint32_t r, uint32_t g, uint32_t b, uint32_t a)
	设置像素点颜色
void	Filter (GImage *image_src, std::function< void(int x, int y, GImage *dst, GImage *src1)> call_back)
void	FilterDouble (GImage *image_src1, GImage *image_src2, std::function< void(int x, int y, GImage *dst, GImage *src1, GImage *src2)> call_back)
UBYTE *	Buffer () const
	像素数据内存指针，可以直接访问。访问时需要注意像素格式
SIZE	ImageSize (BOOL is_pixel_format=FALSE) const
	位图尺寸
int	WidthPixel () const
int	HeightPixel () const
void	AttachOtherMemImage (unsigned char *pixel, int w, int h, int stride, PixelFormatType fmt)
void	AllocImage (int w, int h, PixelFormatType fmt, BOOL is_clear)
	根据大小重新分配内存
PixelFormatType	GetPixelFormat () const
	位图的像素格式
void	TransformMatrix (Transform2d *mtx, RECT *rc, double angle, double scale_x, double scale_y)
	获取图片输出到指定矩形区域内时的变换矩阵
UBYTE *	RowPtr (int x, int y)
	获得像素点内存指针
void	GetClientRectInFrames (RECT *rect, BOOL is_hroz, int current, int frame_counts) const
	获得多帧图片的某一帧，在图像中的坐标
void	GetImageDrawInfoInFrames (ImageDrawInfo *info, BOOL is_hroz, int current, int frame_counts) const
	获得多帧图片的某一帧，绘制信息
void	GetImageDrawInfo (ImageDrawInfo *info) const
	获得整张位图的绘制信息
void	GetImageDrawInfoInArea (ImageDrawInfo *info, int x, int y, int w, int h) const
	获得位图某一区域的绘制信息
int	Stride () const
	图片一水平行，所占的字节数。当Stride() < 0 时，表示第一行，存储在内存中的高地址。
int	StrideAbs () const
	图片一水平行，所占的字节数的绝对值
UINT	PixelBitCounts () const
	单个像素点占的比特数
void	Gamma (float gamma, UINT channel, double(*f)(double)=NULL)
void	HistogramEqualize (GImage *source, int color_chanel, uint8_t *p, int len)
	图像均衡化
void	Destory ()
	销毁并释放内存
void	CopyForm (GImage *source)
void	CopyForm (const unsigned char *data, int w, int h, int bpp)
void	MakeShaddow (int dx, int dy, int blur_size, const GColor &color)
	根据透明度。生成阴影格式。必须是具有alpha通道图像
void	CloneFrom (const GImage *other)
	克隆
void	ToGray (GrayConv conv_type=GrayDesaturation, float k1=0, float k2=0, float k3=0)
	取GrayConv组合值
void	GetImageChanelIndex (int &ir, int &ig, int &ib, int &ia)
	获得图像颜色通道索引
void	SaveAsImageFile (LPCTSTR file_png_path, LPCTSTR fmt)
void	RemoveBackColor (uint8_t r, uint8_t g, uint8_t b)
	清除指定背景颜色
unsigned int	GetTexID ()

Protected 成员函数
void	OnTimerGif ()

Protected 属性
int	m_layer_count
int *	m_delays
CTimerTask	m_timer_
UINT	m_cur_pos
IGIFHost	m_head
Protected 属性 继承自 BUI::GImage
BOOL	m_is_attach_other
int	m_width
int	m_height
UINT	m_bpp
int	m_stride
unsigned char *	m_pixels
PixelFormatType	m_pixel_format
int	m_rgb_order [4]

额外继承的成员函数
静态 Public 成员函数 继承自 BUI::GImage
static BOOL	SaveAsJPG (LPCTSTR file_png_path, const unsigned char *data, int w, int h, PixelFormatType fmt, int stride)
Public 属性 继承自 BUI::GImage
unsigned int	m_tex_id

构造及析构函数说明

GImageGIF()

BUI::GImageGIF::GImageGIF

(

)

~GImageGIF()

virtual BUI::GImageGIF::~GImageGIF ( )

virtual

成员函数说明

AddHost()

void BUI::GImageGIF::AddHost

(

IGIFHost *

host

)

Delay()

int BUI::GImageGIF::Delay

(

int

l

)

const

GetCurPos()

int BUI::GImageGIF::GetCurPos

(

)

const

LayerCounts()

int BUI::GImageGIF::LayerCounts

(

)

const

LoadBufferImage()

bool BUI::GImageGIF::LoadBufferImage ( unsigned char * buffer, UINT buf_size )

overridevirtual

重载 BUI::GImage .

OnTimerGif()

void BUI::GImageGIF::OnTimerGif ( )

protected

UpdateTime()

int BUI::GImageGIF::UpdateTime

(

float

t

)

const

类成员变量说明

m_cur_pos

UINT BUI::GImageGIF::m_cur_pos

protected

m_delays

int* BUI::GImageGIF::m_delays

protected

m_head

IGIFHost BUI::GImageGIF::m_head

protected

m_layer_count

int BUI::GImageGIF::m_layer_count

protected

m_timer_

CTimerTask BUI::GImageGIF::m_timer_

protected