animation.c

Brew Source Code to demonstarte basic animation Implementation

#include "animation.h"
#include "animation.bid"

int AEEClsCreateInstance(AEECLSID ClsId, IShell * pIShell, IModule * po, void ** ppObj)
{
   *ppObj = NULL;

   if( ClsId == AEECLSID_ANIMATION_BID )
   {
	  if(AEEApplet_New(sizeof(myapp_t), ClsId, pIShell, po, (IApplet**)ppObj,
		  (AEEHANDLER)Animation_HandleEvent, (PFNFREEAPPDATA)Animation_CleanUp) == TRUE)
	  {
		 return(AEE_SUCCESS);
	  }
   }

   return(EFAILED);
}


static boolean Animation_HandleEvent(IApplet * pi, AEEEvent eCode, uint16 wParam, uint32 dwParam)
{
	myapp_t* pApp = (myapp_t*)pi;
	AEEApplet * pMe = &pApp->a;

	switch (eCode)
	{

	case EVT_APP_START:

		//get info about the handset (resolution, etc.)
		ISHELL_GetDeviceInfo(pMe->m_pIShell, &pApp->di);

		//clear screen (default color is white)
		IDISPLAY_ClearScreen(pMe->m_pIDisplay);

		pApp->pImage = ISHELL_LoadImage(pMe->m_pIShell, "anim.bmp");

		//set up image animation properties
		IIMAGE_SetParm(pApp->pImage, IPARM_CXFRAME, 32, 0);
		IIMAGE_SetParm(pApp->pImage, IPARM_NFRAMES, 3, 0);
		IIMAGE_SetParm(pApp->pImage, IPARM_RATE, 100, 0);

		//start the animation
		IIMAGE_Start(pApp->pImage, pApp->di.cxScreen / 2, pApp->di.cyScreen / 2);

		//we've successfully handled this message
		return(TRUE);
		break;
   }

   return(FALSE);
}

void Animation_CleanUp(myapp_t* pApp)
{
	IIMAGE_Stop(pApp->pImage);
	IIMAGE_Release(pApp->pImage);
}