Sweden-Number/dlls/d2d1/state_block.c

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/*
* Copyright 2015 Henri Verbeet for CodeWeavers
*
* 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 "wine/port.h"
#include "d2d1_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d2d);
static inline struct d2d_state_block *impl_from_ID2D1DrawingStateBlock(ID2D1DrawingStateBlock *iface)
{
return CONTAINING_RECORD(iface, struct d2d_state_block, ID2D1DrawingStateBlock_iface);
}
static HRESULT STDMETHODCALLTYPE d2d_state_block_QueryInterface(ID2D1DrawingStateBlock *iface, REFIID iid, void **out)
{
TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
if (IsEqualGUID(iid, &IID_ID2D1DrawingStateBlock)
|| IsEqualGUID(iid, &IID_ID2D1Resource)
|| IsEqualGUID(iid, &IID_IUnknown))
{
ID2D1DrawingStateBlock_AddRef(iface);
*out = iface;
return S_OK;
}
WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG STDMETHODCALLTYPE d2d_state_block_AddRef(ID2D1DrawingStateBlock *iface)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
ULONG refcount = InterlockedIncrement(&state_block->refcount);
TRACE("%p increasing refcount to %u.\n", iface, refcount);
return refcount;
}
static ULONG STDMETHODCALLTYPE d2d_state_block_Release(ID2D1DrawingStateBlock *iface)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
ULONG refcount = InterlockedDecrement(&state_block->refcount);
TRACE("%p decreasing refcount to %u.\n", iface, refcount);
if (!refcount)
{
if (state_block->text_rendering_params)
IDWriteRenderingParams_Release(state_block->text_rendering_params);
ID2D1Factory_Release(state_block->factory);
heap_free(state_block);
}
return refcount;
}
static void STDMETHODCALLTYPE d2d_state_block_GetFactory(ID2D1DrawingStateBlock *iface, ID2D1Factory **factory)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
TRACE("iface %p, factory %p.\n", iface, factory);
ID2D1Factory_AddRef(*factory = state_block->factory);
}
static void STDMETHODCALLTYPE d2d_state_block_GetDescription(ID2D1DrawingStateBlock *iface,
D2D1_DRAWING_STATE_DESCRIPTION *desc)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
TRACE("iface %p, desc %p.\n", iface, desc);
*desc = state_block->drawing_state;
}
static void STDMETHODCALLTYPE d2d_state_block_SetDescription(ID2D1DrawingStateBlock *iface,
const D2D1_DRAWING_STATE_DESCRIPTION *desc)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
TRACE("iface %p, desc %p.\n", iface, desc);
state_block->drawing_state = *desc;
}
static void STDMETHODCALLTYPE d2d_state_block_SetTextRenderingParams(ID2D1DrawingStateBlock *iface,
IDWriteRenderingParams *text_rendering_params)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
TRACE("iface %p, text_rendering_params %p.\n", iface, text_rendering_params);
if (text_rendering_params)
IDWriteRenderingParams_AddRef(text_rendering_params);
if (state_block->text_rendering_params)
IDWriteRenderingParams_Release(state_block->text_rendering_params);
state_block->text_rendering_params = text_rendering_params;
}
static void STDMETHODCALLTYPE d2d_state_block_GetTextRenderingParams(ID2D1DrawingStateBlock *iface,
IDWriteRenderingParams **text_rendering_params)
{
struct d2d_state_block *state_block = impl_from_ID2D1DrawingStateBlock(iface);
TRACE("iface %p, text_rendering_params %p.\n", iface, text_rendering_params);
if ((*text_rendering_params = state_block->text_rendering_params))
IDWriteRenderingParams_AddRef(*text_rendering_params);
}
static const struct ID2D1DrawingStateBlockVtbl d2d_state_block_vtbl =
{
d2d_state_block_QueryInterface,
d2d_state_block_AddRef,
d2d_state_block_Release,
d2d_state_block_GetFactory,
d2d_state_block_GetDescription,
d2d_state_block_SetDescription,
d2d_state_block_SetTextRenderingParams,
d2d_state_block_GetTextRenderingParams,
};
void d2d_state_block_init(struct d2d_state_block *state_block, ID2D1Factory *factory,
const D2D1_DRAWING_STATE_DESCRIPTION *desc, IDWriteRenderingParams *text_rendering_params)
{
static const D2D1_MATRIX_3X2_F identity =
{
1.0f, 0.0f,
0.0f, 1.0f,
0.0f, 0.0f,
};
state_block->ID2D1DrawingStateBlock_iface.lpVtbl = &d2d_state_block_vtbl;
state_block->refcount = 1;
ID2D1Factory_AddRef(state_block->factory = factory);
if (desc)
state_block->drawing_state = *desc;
else
state_block->drawing_state.transform = identity;
if ((state_block->text_rendering_params = text_rendering_params))
IDWriteRenderingParams_AddRef(state_block->text_rendering_params);
}
struct d2d_state_block *unsafe_impl_from_ID2D1DrawingStateBlock(ID2D1DrawingStateBlock *iface)
{
if (!iface)
return NULL;
assert(iface->lpVtbl == &d2d_state_block_vtbl);
return CONTAINING_RECORD(iface, struct d2d_state_block, ID2D1DrawingStateBlock_iface);
}