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115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*
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* Copyright 2017 Henri Verbeet for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "d2d1_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(d2d);
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static inline struct d2d_layer *impl_from_ID2D1Layer(ID2D1Layer *iface)
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{
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return CONTAINING_RECORD(iface, struct d2d_layer, ID2D1Layer_iface);
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}
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static HRESULT STDMETHODCALLTYPE d2d_layer_QueryInterface(ID2D1Layer *iface, REFIID iid, void **out)
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{
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TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
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if (IsEqualGUID(iid, &IID_ID2D1Layer)
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|| IsEqualGUID(iid, &IID_ID2D1Resource)
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|| IsEqualGUID(iid, &IID_IUnknown))
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{
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ID2D1Layer_AddRef(iface);
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*out = iface;
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return S_OK;
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}
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WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
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*out = NULL;
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return E_NOINTERFACE;
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}
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static ULONG STDMETHODCALLTYPE d2d_layer_AddRef(ID2D1Layer *iface)
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{
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struct d2d_layer *layer = impl_from_ID2D1Layer(iface);
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ULONG refcount = InterlockedIncrement(&layer->refcount);
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TRACE("%p increasing refcount to %lu.\n", iface, refcount);
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return refcount;
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}
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static ULONG STDMETHODCALLTYPE d2d_layer_Release(ID2D1Layer *iface)
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{
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struct d2d_layer *layer = impl_from_ID2D1Layer(iface);
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ULONG refcount = InterlockedDecrement(&layer->refcount);
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TRACE("%p decreasing refcount to %lu.\n", iface, refcount);
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if (!refcount)
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{
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ID2D1Factory_Release(layer->factory);
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free(layer);
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}
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return refcount;
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}
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static void STDMETHODCALLTYPE d2d_layer_GetFactory(ID2D1Layer *iface, ID2D1Factory **factory)
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{
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struct d2d_layer *layer = impl_from_ID2D1Layer(iface);
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TRACE("iface %p, factory %p.\n", iface, factory);
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ID2D1Factory_AddRef(*factory = layer->factory);
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}
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static D2D1_SIZE_F * STDMETHODCALLTYPE d2d_layer_GetSize(ID2D1Layer *iface, D2D1_SIZE_F *size)
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{
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struct d2d_layer *layer = impl_from_ID2D1Layer(iface);
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TRACE("iface %p, size %p.\n", iface, size);
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*size = layer->size;
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return size;
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}
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static const struct ID2D1LayerVtbl d2d_layer_vtbl =
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{
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d2d_layer_QueryInterface,
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d2d_layer_AddRef,
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d2d_layer_Release,
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d2d_layer_GetFactory,
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d2d_layer_GetSize,
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};
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HRESULT d2d_layer_create(ID2D1Factory *factory, const D2D1_SIZE_F *size, struct d2d_layer **layer)
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{
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if (!(*layer = calloc(1, sizeof(**layer))))
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return E_OUTOFMEMORY;
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(*layer)->ID2D1Layer_iface.lpVtbl = &d2d_layer_vtbl;
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(*layer)->refcount = 1;
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ID2D1Factory_AddRef((*layer)->factory = factory);
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if (size)
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(*layer)->size = *size;
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TRACE("Created layer %p.\n", *layer);
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return S_OK;
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}
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