CP_COMPOSITEFILE CF_Create_FromResource(HMODULE hModule, UINT uiResourceID, const char* pcResourceType)
{
CPs_CompositeContext* pContext;
HRSRC hResource;
HGLOBAL hResourceData;
// Lock resource
hResource = FindResource(hModule, MAKEINTRESOURCE(uiResourceID), pcResourceType);
CP_ASSERT(hResource);
hResourceData = LoadResource(hModule, hResource);
CP_ASSERT(hResourceData);
// Form a memory mapped file from the source
pContext = (CPs_CompositeContext*)malloc(sizeof(CPs_CompositeContext));
pContext->m_dwFileSize = SizeofResource(hModule, hResource);
pContext->m_hFileMapping = NULL;
pContext->m_pFileBase = LockResource(hResourceData);
// Form a directory over memory
if (CP_BuildDirectory(pContext) == FALSE)
{
CF_Destroy(pContext);
return NULL;
}
// Success
return pContext;
}
void CircleBufferWrite(CPs_CircleBuffer* pCBuffer, const void* _pSourceBuffer, const unsigned int _iNumBytes)
{
unsigned int iBytesToWrite = _iNumBytes;
BYTE* pReadCursor = (BYTE*)_pSourceBuffer;
CP_ASSERT(iBytesToWrite <= pCBuffer->GetFreeSize(pCBuffer));
CP_ASSERT(pCBuffer->m_bComplete == FALSE);
EnterCriticalSection(&pCBuffer->m_csCircleBuffer);
// We *know* there is enough space in the buffer for this
// entire stream - write all the data until the end of the block
if (pCBuffer->m_iWriteCursor >= pCBuffer->m_iReadCursor)
{
// Determine how much data we can fit into the end part of the CBuffer
unsigned int iChunkSize = pCBuffer->m_iBufferSize - pCBuffer->m_iWriteCursor;
if (iChunkSize > iBytesToWrite)
iChunkSize = iBytesToWrite;
// Copy the data
memcpy(pCBuffer->m_pBuffer + pCBuffer->m_iWriteCursor,
pReadCursor, iChunkSize);
pReadCursor += iChunkSize;
iBytesToWrite -= iChunkSize;
// Update write cursor (wrapping if needed)
pCBuffer->m_iWriteCursor += iChunkSize;
if (pCBuffer->m_iWriteCursor >= pCBuffer->m_iBufferSize)
pCBuffer->m_iWriteCursor -= pCBuffer->m_iBufferSize;
}
// Fill the start part of the CBuffer with any data that may be left
if (iBytesToWrite)
{
memcpy(pCBuffer->m_pBuffer + pCBuffer->m_iWriteCursor,
pReadCursor, iBytesToWrite);
pCBuffer->m_iWriteCursor += iBytesToWrite;
CP_ASSERT(pCBuffer->m_iWriteCursor < pCBuffer->m_iBufferSize);
}
SetEvent(pCBuffer->m_evtDataAvailable);
LeaveCriticalSection(&pCBuffer->m_csCircleBuffer);
}
void IF_PostAppMessage(CP_HINTERFACE hInterface, const UINT uiMessage, const WPARAM wParam, const LPARAM lParam)
{
CPs_InterfaceWindowState* pState;
// Init
pState = (CPs_InterfaceWindowState*)hInterface;
CP_CHECKOBJECT(pState);
CP_ASSERT(uiMessage >= WM_APP);
PostMessage(pState->m_hWnd, uiMessage, wParam, lParam);
}
void CPP_OMFL_Flush(CPs_OutputModule* pModule)
{
#ifdef _DEBUG
CPs_OutputContext_File* pContext = (CPs_OutputContext_File*)pModule->m_pModuleCookie;
CP_CHECKOBJECT(pContext);
// Stop any pending playing
CP_ASSERT(CPP_OMFL_IsOutputComplete(pModule));
#endif
}
void CPP_OMFL_Initialise(CPs_OutputModule* pModule, const CPs_FileInfo* pFileInfo, CP_HEQUALISER hEqualiser)
{
// This is called when some playing is required.
// Do all allocation here so that we do not hold
// resources while we are just sitting waiting for
// something to happen.
// Create a context
CPs_OutputContext_File* pContext;
CP_ASSERT(pModule->m_pModuleCookie == NULL);
pContext = (CPs_OutputContext_File*)malloc(sizeof(CPs_OutputContext_File));
pModule->m_pModuleCookie = pContext;
CP_TRACE0("File out initialising");
// Create sync object
pModule->m_evtBlockFree = CreateEvent(NULL, FALSE, FALSE, NULL);
// Setup thread prioity to lowest
SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_NORMAL);
pModule->m_pEqualiser = hEqualiser;
pContext->m_bPaused = FALSE;
pContext->m_hFile = NULL;
}
void IF_UpdateSubPartLayout(CP_HINTERFACE hInterface)
{
CPs_InterfaceWindowState* pState;
CPs_InterfacePart* pSubPart_Cursor;
// Init
pState = (CPs_InterfaceWindowState*)hInterface;
CP_CHECKOBJECT(pState);
// Walk through list setting position
for (pSubPart_Cursor = pState->m_pFirstSubPart; pSubPart_Cursor; pSubPart_Cursor = (CPs_InterfacePart*)pSubPart_Cursor->m_hNext)
{
if (pSubPart_Cursor->m_bRectAlignMode == TRUE)
{
// Set position
// - left
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_LEFT)
pSubPart_Cursor->m_rLocation.left = pSubPart_Cursor->m_rPosition.left;
else
{
CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_RIGHT);
pSubPart_Cursor->m_rLocation.left = pState->m_szWindowSize.cx - pSubPart_Cursor->m_rPosition.right - pSubPart_Cursor->m_rPosition.left;
}
// - right
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_RIGHT)
pSubPart_Cursor->m_rLocation.right = pState->m_szWindowSize.cx - pSubPart_Cursor->m_rPosition.right;
else
{
CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_LEFT);
pSubPart_Cursor->m_rLocation.right = pSubPart_Cursor->m_rLocation.left + pSubPart_Cursor->m_rPosition.right;
}
// - top
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_TOP)
pSubPart_Cursor->m_rLocation.top = pSubPart_Cursor->m_rPosition.top;
else
{
// CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_BOTTOM);
pSubPart_Cursor->m_rLocation.top = pState->m_szWindowSize.cy - pSubPart_Cursor->m_rPosition.bottom - pSubPart_Cursor->m_rPosition.top;
}
// - bottom
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_BOTTOM)
pSubPart_Cursor->m_rLocation.bottom = pState->m_szWindowSize.cy - pSubPart_Cursor->m_rPosition.bottom;
else
{
// CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_TOP);
pSubPart_Cursor->m_rLocation.bottom = pSubPart_Cursor->m_rLocation.top + pSubPart_Cursor->m_rPosition.bottom;
}
}
else
{
// Set position
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_LEFT)
pSubPart_Cursor->m_rLocation.left = pSubPart_Cursor->m_ptOffset.x;
else
{
CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_RIGHT);
pSubPart_Cursor->m_rLocation.left = pState->m_szWindowSize.cx - pSubPart_Cursor->m_szSize.cx - pSubPart_Cursor->m_ptOffset.x;
}
pSubPart_Cursor->m_rLocation.right = pSubPart_Cursor->m_rLocation.left + pSubPart_Cursor->m_szSize.cx;
if (pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_TOP)
pSubPart_Cursor->m_rLocation.top = pSubPart_Cursor->m_ptOffset.y;
else
{
CP_ASSERT(pSubPart_Cursor->m_dwAlign & CPC_COMMANDTARGET_ALIGN_BOTTOM);
pSubPart_Cursor->m_rLocation.top = pState->m_szWindowSize.cy - pSubPart_Cursor->m_szSize.cy - pSubPart_Cursor->m_ptOffset.y;
}
pSubPart_Cursor->m_rLocation.bottom = pSubPart_Cursor->m_rLocation.top + pSubPart_Cursor->m_szSize.cy;
}
}
}
