void LKBitmapSurface::Create(const LKSurface& Surface, unsigned width, unsigned height) {
#ifdef USE_GDI
Attach(::CreateCompatibleDC(Surface.GetAttribDC()));
SetAttribDC(Surface.GetAttribDC());
_Size = { (LONG)width, (LONG)height };
_hBitmap = LKBitmap (::CreateCompatibleBitmap(GetAttribDC(), width, height));
_oldBitmap = LKBitmap((HBITMAP)::SelectObject(_OutputDC, _hBitmap));
#else
_pCanvas = new BufferCanvas(Surface, {width, height});
#endif
}
void LKBitmapSurface::Resize(unsigned width, unsigned height) {
#ifdef USE_GDI
if (_oldBitmap) {
::SelectObject(_OutputDC, _oldBitmap);
_oldBitmap.Release();
}
if (_hBitmap) {
_hBitmap.Release();
}
_Size = { (LONG)width, (LONG)height };
_hBitmap = LKBitmap (::CreateCompatibleBitmap(GetAttribDC(), width, height));
_oldBitmap = LKBitmap((HBITMAP)::SelectObject(_OutputDC, _hBitmap));
#else
if(_pCanvas) {
static_cast<BufferCanvas*>(_pCanvas)->Resize({width, height});
}
#endif
}
HDC LKSurface::GetTempDC() {
if (!_TempDC) {
_TempDC = ::CreateCompatibleDC(GetAttribDC());
}
return _TempDC;
}
