unsigned int GUI_SelLCD(unsigned int Index) {
unsigned int OldIndex = 0;
if (Index < LCD_NUM_DISPLAYS) {
GUI_LOCK();
GUI_SetDefault();
OldIndex = (GUI_Context.pDeviceAPI == aAPI[0]) ? 0 : 1;
GUI_Context.pDeviceAPI = aAPI[Index];
LCD_SetClipRectMax();
}
GUI_UNLOCK();
return OldIndex;
}
/*********************************************************************
*
* GUI_MEASDEV_Select
*/
void GUI_MEASDEV_Select(GUI_MEASDEV_Handle hMem) {
if (hMem == 0) {
GUI_SelectLCD();
} else {
#if GUI_WINSUPPORT
WM_Deactivate();
#endif
GUI_Context.hDevData = hMem;
GUI_Context.pDeviceAPI = &_APIList;
GUI_Context.pClipRect_HL = NULL;
LCD_SetClipRectMax();
}
}
void GUI_SelectLCD(void) {
int hDevDataOld = GUI_Context.hDevData;
GUI_Context.hDevData = 0;
GUI_Context.pDeviceAPI = &LCD_L0_APIList;
GUI_Context.pClipRect_HL = &GUI_Context.ClipRect;
LCD_SetClipRectMax();
/* If we are switching batck, restore the former clip rect */
if (hDevDataOld)
GUI_Context.ClipRect = GUI_Context.ClipRectPrev;
#if GUI_WINSUPPORT
WM_Activate();
#endif
}
static void _InitContext(GUI_CONTEXT* pContext) {
#if GUI_SUPPORT_MEMDEV
GUI_SelectLCD();
#else
LCD_SetClipRectMax();
#endif
pContext->pLCD_HL = &LCD_HL_APIList;
pContext->pAFont = GUI_DEFAULT_FONT;
pContext->pClipRect_HL = &GUI_Context.ClipRect;
pContext->PenSize = 1;
/* Variables in WM module */
#if GUI_WINSUPPORT
pContext->hAWin = WM_GetDesktopWindow();
#endif
/* Variables in GUI_AA module */
pContext->AA_Factor = 3;
LCD_SetBkColor(GUI_DEFAULT_BKCOLOR);
LCD_SetColor(GUI_DEFAULT_COLOR);
}
void GUI_MEMDEV_SetOrg(GUI_MEMDEV_Handle hMem, int x0, int y0) {
/* Make sure memory handle is valid */
if (!hMem) {
if ((hMem = GUI_Context.hDevData) ==0) {
return;
}
}
GUI_LOCK();
{
GUI_MEMDEV* pDev = GUI_MEMDEV_h2p(hMem); /* Convert to pointer */
pDev->y0 = y0;
pDev->x0 = x0;
LCD_SetClipRectMax();
/* Move usage along */
if (pDev->hUsage) {
GUI_USAGE* pUsage = GUI_USAGE_h2p(pDev->hUsage);
if (((pUsage->XSize = pDev->XSize) != 0) && ((pUsage->YSize = pDev->YSize) != 0)) {
pUsage->x0 = x0;
pUsage->y0 = y0;
}
}
}
GUI_UNLOCK();
}
