VOID Buffer<T,Allocator>::Allocate(SIZE_T N)
{
if (m_pData)
m_Allocator.Delete(m_pData);
m_pData = m_Allocator.New(AllocateSize(N));
m_Length = N;
}
void Window::HandleAdd( Widget::Ptr child ) {
Bin::HandleAdd( child );
if( GetChild() ) {
// Reset allocation so the window will be as large as required.
AllocateSize( sf::FloatRect( GetAllocation().Left, GetAllocation().Top, 1.f, 1.f ) );
RequestSize();
}
}
VOID Buffer<T,Allocator>::Resize(SIZE_T N)
{
SIZE_T NewLength = AllocateSize(N);
T* pData = m_Allocator.New(NewLength);
CopyObjects(pData, m_pData, Min(m_Length, NewLength));
m_Allocator.Delete(m_pData);
m_pData = pData;
m_Length = NewLength;
}
//
// AudioCBuffer()
//
AudioCBuffer::AudioCBuffer(UINT32 size)
{
ZeroMemory( &m_sourceFormat, sizeof( WAVEFORMATEX ) );
ZeroMemory( &m_renderFormat, sizeof( WAVEFORMATEX ) );
AllocateSize(size);
front = 0;
back = 0;
m_sourceSampleSize = 0;
m_renderSampleSize = 0;
}
/******************************************************************
*StringBuffer::StringBuffer()
*Purpose:
* Sets up a string buffer with an initial size.
* initial data members
*Entry:
* none
*Exit:
*
******************************************************************/
StringBuffer::StringBuffer(size_t cbInitialAllocationSize)
{
m_allocator = Allocator::None;
m_allocSize = AllocSize::Normal;
m_PowerOfTwo = grandeSize;
m_wszStringPtr = (WCHAR *)m_rgbBuffer;
m_cbMemory = sizeof(m_rgbBuffer);
Clear();
AllocateSize(cbInitialAllocationSize);
}
//
// AudioCBuffer()
//
AudioCBuffer::AudioCBuffer(UINT32 size, WAVEFORMATEX* pSourceWfx, WAVEFORMATEX* pRenderWfx)
{
AllocateSize(size);
front = 0;
back = 0;
CopyMemory(&m_sourceFormat, pSourceWfx, sizeof( WAVEFORMATEX));
CopyMemory(&m_renderFormat, pRenderWfx, sizeof( WAVEFORMATEX));
m_sourceSampleSize = 0;
m_renderSampleSize = 0;
SetFormatCalculations();
}
void Window::HandleMouseMoveEvent( int x, int y ) {
if( m_dragging ) {
SetPosition(
sf::Vector2f(
static_cast<float>( x ) - m_drag_offset.x,
static_cast<float>( y ) - m_drag_offset.y
)
);
}
else if( m_resizing ) {
AllocateSize(
sf::FloatRect(
GetAllocation().Left,
GetAllocation().Top,
std::max( GetRequisition().x, static_cast<float>( x ) + m_drag_offset.x - GetAllocation().Left ),
std::max( GetRequisition().y, static_cast<float>( y ) + m_drag_offset.y - GetAllocation().Top )
)
);
}
}
void Widget::RequestSize() const {
m_recalc_requisition = true;
Container::Ptr parent = m_parent.lock();
// Notify observers.
OnSizeRequest();
if( parent ) {
parent->RequestSize();
}
else {
sf::Vector2f requisition( GetRequisition() );
sf::FloatRect allocation(
GetAllocation().Left,
GetAllocation().Top,
std::max( GetAllocation().Width, requisition.x ),
std::max( GetAllocation().Height, requisition.y )
);
AllocateSize( allocation );
}
}
