/* DirectDraw - IDirectPalette base interface * * Copyright 2006 Stefan Dösinger * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "winerror.h" #include "wine/debug.h" #define COBJMACROS #include <assert.h> #include <string.h> #include "ddraw_private.h" WINE_DEFAULT_DEBUG_CHANNEL(ddraw); /***************************************************************************** * IDirectDrawPalette::QueryInterface * * A usual QueryInterface implementation. Can only Query IUnknown and * IDirectDrawPalette * * Params: * refiid: The interface id queried for * obj: Address to return the interface pointer at * * Returns: * S_OK on success * E_NOINTERFACE if the requested interface wasn't found *****************************************************************************/ static HRESULT WINAPI IDirectDrawPaletteImpl_QueryInterface(IDirectDrawPalette *iface, REFIID refiid, void **obj) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(refiid),obj); if (IsEqualGUID(refiid, &IID_IUnknown) || IsEqualGUID(refiid, &IID_IDirectDrawPalette)) { *obj = iface; IDirectDrawPalette_AddRef(iface); return S_OK; } else { *obj = NULL; return E_NOINTERFACE; } } /***************************************************************************** * IDirectDrawPaletteImpl::AddRef * * Increases the refcount. * * Returns: * The new refcount * *****************************************************************************/ static ULONG WINAPI IDirectDrawPaletteImpl_AddRef(IDirectDrawPalette *iface) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; ULONG ref = InterlockedIncrement(&This->ref); TRACE("(%p)->() incrementing from %u.\n", This, ref - 1); return ref; } /***************************************************************************** * IDirectDrawPaletteImpl::Release * * Reduces the refcount. If the refcount falls to 0, the object is destroyed * * Returns: * The new refcount * *****************************************************************************/ static ULONG WINAPI IDirectDrawPaletteImpl_Release(IDirectDrawPalette *iface) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; ULONG ref = InterlockedDecrement(&This->ref); TRACE("(%p)->() decrementing from %u.\n", This, ref + 1); if (ref == 0) { EnterCriticalSection(&ddraw_cs); IWineD3DPalette_Release(This->wineD3DPalette); if(This->ifaceToRelease) { IUnknown_Release(This->ifaceToRelease); } LeaveCriticalSection(&ddraw_cs); HeapFree(GetProcessHeap(), 0, This); } return ref; } /***************************************************************************** * IDirectDrawPalette::Initialize * * Initializes the palette. As we start initialized, return * DDERR_ALREADYINITIALIZED * * Params: * DD: DirectDraw interface this palette is assigned to * Flags: Some flags, as usual * ColorTable: The startup color table * * Returns: * DDERR_ALREADYINITIALIZED * *****************************************************************************/ static HRESULT WINAPI IDirectDrawPaletteImpl_Initialize(IDirectDrawPalette *iface, IDirectDraw *DD, DWORD Flags, PALETTEENTRY *ColorTable) { TRACE("(%p)->(%p,%x,%p)\n", iface, DD, Flags, ColorTable); return DDERR_ALREADYINITIALIZED; } /***************************************************************************** * IDirectDrawPalette::GetCaps * * Returns the palette description * * Params: * Caps: Address to store the caps at * * Returns: * D3D_OK on success * DDERR_INVALIDPARAMS if Caps is NULL * For more details, see IWineD3DPalette::GetCaps * *****************************************************************************/ static HRESULT WINAPI IDirectDrawPaletteImpl_GetCaps(IDirectDrawPalette *iface, DWORD *Caps) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; HRESULT hr; TRACE("(%p)->(%p): Relay\n", This, Caps); EnterCriticalSection(&ddraw_cs); hr = IWineD3DPalette_GetCaps(This->wineD3DPalette, Caps); LeaveCriticalSection(&ddraw_cs); return hr; } /***************************************************************************** * IDirectDrawPalette::SetEntries * * Sets the palette entries from a PALETTEENTRY structure. WineD3D takes * care for updating the surface. * * Params: * Flags: Flags, as usual * Start: First palette entry to set * Count: Number of entries to set * PalEnt: Source entries * * Returns: * D3D_OK on success * DDERR_INVALIDPARAMS if PalEnt is NULL * For details, see IWineD3DDevice::SetEntries * *****************************************************************************/ static HRESULT WINAPI IDirectDrawPaletteImpl_SetEntries(IDirectDrawPalette *iface, DWORD Flags, DWORD Start, DWORD Count, PALETTEENTRY *PalEnt) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; HRESULT hr; TRACE("(%p)->(%x,%d,%d,%p): Relay\n", This, Flags, Start, Count, PalEnt); if(!PalEnt) return DDERR_INVALIDPARAMS; EnterCriticalSection(&ddraw_cs); hr = IWineD3DPalette_SetEntries(This->wineD3DPalette, Flags, Start, Count, PalEnt); LeaveCriticalSection(&ddraw_cs); return hr; } /***************************************************************************** * IDirectDrawPalette::GetEntries * * Returns the entries stored in this interface. * * Params: * Flags: Flags :) * Start: First entry to return * Count: The number of entries to return * PalEnt: PALETTEENTRY structure to write the entries to * * Returns: * D3D_OK on success * DDERR_INVALIDPARAMS if PalEnt is NULL * For details, see IWineD3DDevice::SetEntries * *****************************************************************************/ static HRESULT WINAPI IDirectDrawPaletteImpl_GetEntries(IDirectDrawPalette *iface, DWORD Flags, DWORD Start, DWORD Count, PALETTEENTRY *PalEnt) { IDirectDrawPaletteImpl *This = (IDirectDrawPaletteImpl *)iface; HRESULT hr; TRACE("(%p)->(%x,%d,%d,%p): Relay\n", This, Flags, Start, Count, PalEnt); if(!PalEnt) return DDERR_INVALIDPARAMS; EnterCriticalSection(&ddraw_cs); hr = IWineD3DPalette_GetEntries(This->wineD3DPalette, Flags, Start, Count, PalEnt); LeaveCriticalSection(&ddraw_cs); return hr; } const IDirectDrawPaletteVtbl IDirectDrawPalette_Vtbl = { /*** IUnknown ***/ IDirectDrawPaletteImpl_QueryInterface, IDirectDrawPaletteImpl_AddRef, IDirectDrawPaletteImpl_Release, /*** IDirectDrawPalette ***/ IDirectDrawPaletteImpl_GetCaps, IDirectDrawPaletteImpl_GetEntries, IDirectDrawPaletteImpl_Initialize, IDirectDrawPaletteImpl_SetEntries };