player/Project/Src/MyWinApp/mywin_user_animation.c

#include "mywin_user_animation.h"


#define WIN_ANIMATION_TYPE "WIN_AnimationStruct"







WIN_AnimationStruct *WIN_CreatAnimation (WIN_WindowStruct *base,
			void (*msgLoop)(struct _WIN_WindowStruct *win,WIN_MsgStruct *msg),
			int x,int y,int x_size,int y_size)
{
	//重设消息循环
	if (msgLoop==0)
	{
		msgLoop=(void (*)(struct _WIN_WindowStruct *win,WIN_MsgStruct *msg))ANIMATION_defaultMsgLoop;  
	}
	
	WIN_AnimationStruct *ret=mymalloc (sizeof ( WIN_AnimationStruct));
	//调用父类的构造函数
	if (ret)
	{
		mymemset (ret,0,sizeof ( WIN_AnimationStruct));
		if (0==WIN_CreatWindowExt((WIN_WindowStruct *)ret,base,msgLoop,x,y,x_size,y_size))
		{
			//创建失败
			myfree (ret);
			ret=0;
		}
		else
		{
			//构造
			((WIN_WindowStruct *)ret)->winType=WIN_ANIMATION_TYPE;
			((WIN_WindowStruct *)ret)->deleteWindow=(void (*)(struct _WIN_WindowStruct *win))WIN_DeleteAnimation;
			((WIN_WindowStruct *)ret)->intercept=1;
			((WIN_WindowStruct *)ret)->bkcolor=0x808080;
			((WIN_WindowStruct *)ret)->color=0xffffff;
			ret->timerId= WIN_CreatTimer((WIN_WindowStruct *)ret,100);
		}
	}
	
	
	return ret;
}




void WIN_DeleteAnimation (WIN_AnimationStruct *animation)
{
	//释放图片占用的内存
	GIF_DecodeStructFree (animation->gif);
	
	myfree(animation->gif);
	
	//调用父类的销毁函数
	WIN_DeleteWindow ( (WIN_WindowStruct *)animation);

}





//消息框的绘制函数
void ANIMATION_DefaultPaint (WIN_AnimationStruct *animation)
{
	WIN_WindowStruct *win=(WIN_WindowStruct *)animation;
	WIN_PicStruct *pic=&win->pic;
	int xsize=win->x_size;
	int ysize=win->y_size;
	WIN_FillRect (0,0,xsize,ysize,pic->data,0,0,pic->xsize,pic->ysize);
}

//消息框的消息处理函数
void ANIMATION_defaultMsgLoop (WIN_AnimationStruct *animation,WIN_MsgStruct *msg)
{
	WIN_MoveStruct *m=0;
	WIN_KeyStruct *k=0;
	WIN_WindowStruct *win=(WIN_WindowStruct *)animation;
	switch (msg->msg)
	{	
		case WIN_MSG_PAINT:
			ANIMATION_DefaultPaint(animation);
		break;
		case WIN_MSG_TIMER:
		if (msg->data.v==animation->timerId)
		{
			int delay=animation->gif->delay[animation->frameNow];
			WIN_SetTimerCycle (animation->timerId,delay);
			win->pic.data=animation->gif->frame[animation->frameNow];
			win->pic.xsize=animation->gif->x_size;
			win->pic.ysize=animation->gif->y_size;
			animation->frameNow++; 
            if (animation->frameNow>animation->gif->frameNumber-1)
            {
                if(animation->once==0)
                    animation->frameNow=0;
                else
                    WIN_DeleteTimer(animation->timerId);
            }
			WIN_SetInvalidWhenTop (win);
		}
		else if (msg->data.v==animation->timerIdReturn)
		{
			((WIN_WindowStruct *)animation)->deleteWindow((WIN_WindowStruct *)animation);
			break;
		}
		break;
		case WIN_MSG_KEY:
			k=msg->data.p;
			if (k->shortPress&KEY_VALUE_HOME)
				((WIN_WindowStruct *)animation)->deleteWindow((WIN_WindowStruct *)animation);
		break;
		case WIN_MSG_MOVE:
			m=msg->data.p;
			switch (m->moveType)
			{
				case MOVE_DATA_SHORT:
					((WIN_WindowStruct *)animation)->deleteWindow((WIN_WindowStruct *)animation);
					break;
				default:
					break;
			}
			break;
		default:
			WIN_DefaultMsgLoop((WIN_WindowStruct *)animation,msg);
		break;
	}
}




typedef struct
{
	u8 *name;
	GIF_DecodeStruct *gif;
} decode_gif_struct;




//gif解码工作函数
static int decode_gif (void *ptr)
{
	decode_gif_struct *t=ptr;
	return GIF_Decode (t->gif,t->name);
}

 



//显示一个图片
WIN_AnimationStruct *ANIMATION_ShowGif (WIN_WindowStruct *base,char *name)
{
	//解码GIF图片
	//GIF_DecodeStruct *gif=GIF_Decode ((const u8 *)name);
	
	GIF_DecodeStruct *gif=0;
	decode_gif_struct dec={0};
	dec.name=(u8*)name;
	dec.gif=mymalloc(sizeof(GIF_DecodeStruct));
	if(WORKING_DoWork (base,"动画解码中。。。",decode_gif,&dec)==0)
	{
		myfree(dec.gif);
		return 0;
	}
	gif=dec.gif;
	
	
	WIN_AnimationStruct *animation=0;
	int x,y,xsize,ysize;
	if (base) 
	{
		x=0;y=0;xsize=base->x_size;ysize=base->y_size;
	}
	else
	{
        base=WIN_GetBaseWindow();
		x=0;y=0;xsize=WIN_GetWinStruct()->lcd->getLcdSizeX();ysize=WIN_GetWinStruct()->lcd->getLcdSizeY();
	}
	if (gif->x_size<xsize) {x+=(xsize-gif->x_size)/2;xsize=gif->x_size;}
	if (gif->y_size<ysize) {y+=(ysize-gif->y_size)/2;ysize=gif->y_size;}
	animation=WIN_CreatAnimation (base,0,x,y,xsize,ysize);
	animation->gif=gif;
	WIN_ShowWindow((WIN_WindowStruct *)animation);
	
	return animation;
}



//显示一个图片指定时间
WIN_AnimationStruct *ANIMATION_ShowGifTime (WIN_WindowStruct *base,char *name,u32 ms)
{
	//解码GIF图片
	//GIF_DecodeStruct *gif=GIF_Decode ((const u8 *)name);
	
	GIF_DecodeStruct *gif=0;
	decode_gif_struct dec={0};
	dec.name=(u8*)name;
	dec.gif=mymalloc(sizeof(GIF_DecodeStruct));
	WORKING_DoWork (base,"动画解码中。。。",decode_gif,&dec);
	gif=dec.gif;
	
	if (gif==0) return 0;
	
	WIN_AnimationStruct *animation=0;
	int x,y,xsize,ysize;
	if (base) 
	{
		WIN_GetWinPosOnLcd (base,&x,&y,&xsize,&ysize);
	}
	else
	{
        base=WIN_GetBaseWindow();
		x=0;y=0;xsize=WIN_GetWinStruct()->lcd->getLcdSizeX();ysize=WIN_GetWinStruct()->lcd->getLcdSizeY();
	}
	if (gif->x_size<xsize) {x+=(xsize-gif->x_size)/2;xsize=gif->x_size;}
	if (gif->y_size<ysize) {y+=(ysize-gif->y_size)/2;ysize=gif->y_size;}
	animation=WIN_CreatAnimation (base,0,x,y,xsize,ysize);
	animation->gif=gif;
	animation->timerIdReturn= WIN_CreatTimer ((WIN_WindowStruct *)animation,ms);
	WIN_ShowWindow((WIN_WindowStruct *)animation);
	
	return animation;
	
}