Sweden-Number/dlls/d2d1/stroke.c

244 lines
7.4 KiB
C

/*
* Copyright 2014 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 "d2d1_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d2d);
static inline struct d2d_stroke_style *impl_from_ID2D1StrokeStyle1(ID2D1StrokeStyle1 *iface)
{
return CONTAINING_RECORD(iface, struct d2d_stroke_style, ID2D1StrokeStyle1_iface);
}
static HRESULT STDMETHODCALLTYPE d2d_stroke_style_QueryInterface(ID2D1StrokeStyle1 *iface, REFIID iid, void **out)
{
TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
if (IsEqualGUID(iid, &IID_ID2D1StrokeStyle)
|| IsEqualGUID(iid, &IID_ID2D1Resource)
|| IsEqualGUID(iid, &IID_IUnknown))
{
ID2D1StrokeStyle1_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_stroke_style_AddRef(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
ULONG refcount = InterlockedIncrement(&style->refcount);
TRACE("%p increasing refcount to %lu.\n", iface, refcount);
return refcount;
}
static ULONG STDMETHODCALLTYPE d2d_stroke_style_Release(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
ULONG refcount = InterlockedDecrement(&style->refcount);
TRACE("%p decreasing refcount to %lu.\n", iface, refcount);
if (!refcount)
{
ID2D1Factory_Release(style->factory);
if (style->desc.dashStyle == D2D1_DASH_STYLE_CUSTOM)
heap_free(style->dashes);
heap_free(style);
}
return refcount;
}
static void STDMETHODCALLTYPE d2d_stroke_style_GetFactory(ID2D1StrokeStyle1 *iface, ID2D1Factory **factory)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p, factory %p.\n", iface, factory);
ID2D1Factory_AddRef(*factory = style->factory);
}
static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetStartCap(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.startCap;
}
static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetEndCap(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.endCap;
}
static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetDashCap(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.dashCap;
}
static float STDMETHODCALLTYPE d2d_stroke_style_GetMiterLimit(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.miterLimit;
}
static D2D1_LINE_JOIN STDMETHODCALLTYPE d2d_stroke_style_GetLineJoin(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.lineJoin;
}
static float STDMETHODCALLTYPE d2d_stroke_style_GetDashOffset(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.dashOffset;
}
static D2D1_DASH_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetDashStyle(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.dashStyle;
}
static UINT32 STDMETHODCALLTYPE d2d_stroke_style_GetDashesCount(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->dash_count;
}
static void STDMETHODCALLTYPE d2d_stroke_style_GetDashes(ID2D1StrokeStyle1 *iface, float *dashes, UINT32 dash_count)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p, dashes %p, count %u.\n", iface, dashes, dash_count);
memcpy(dashes, style->dashes, min(style->dash_count, dash_count) * sizeof(*dashes));
if (dash_count > style->dash_count)
memset(dashes + style->dash_count, 0, (dash_count - style->dash_count) * sizeof(*dashes));
}
static D2D1_STROKE_TRANSFORM_TYPE STDMETHODCALLTYPE d2d_stroke_style_GetStrokeTransformType(ID2D1StrokeStyle1 *iface)
{
struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle1(iface);
TRACE("iface %p.\n", iface);
return style->desc.transformType;
}
static const struct ID2D1StrokeStyle1Vtbl d2d_stroke_style_vtbl =
{
d2d_stroke_style_QueryInterface,
d2d_stroke_style_AddRef,
d2d_stroke_style_Release,
d2d_stroke_style_GetFactory,
d2d_stroke_style_GetStartCap,
d2d_stroke_style_GetEndCap,
d2d_stroke_style_GetDashCap,
d2d_stroke_style_GetMiterLimit,
d2d_stroke_style_GetLineJoin,
d2d_stroke_style_GetDashOffset,
d2d_stroke_style_GetDashStyle,
d2d_stroke_style_GetDashesCount,
d2d_stroke_style_GetDashes,
d2d_stroke_style_GetStrokeTransformType
};
HRESULT d2d_stroke_style_init(struct d2d_stroke_style *style, ID2D1Factory *factory,
const D2D1_STROKE_STYLE_PROPERTIES1 *desc, const float *dashes, UINT32 dash_count)
{
static const struct
{
UINT32 dash_count;
float dashes[6];
}
builtin_dash_styles[] =
{
/* D2D1_DASH_STYLE_SOLID */ { 0 },
/* D2D1_DASH_STYLE_DASH */ { 2, {2.0f, 2.0f}},
/* D2D1_DASH_STYLE_DOT */ { 2, {0.0f, 2.0f}},
/* D2D1_DASH_STYLE_DASH_DOT */ { 4, {2.0f, 2.0f, 0.0f, 2.0f}},
/* D2D1_DASH_STYLE_DASH_DOT_DOT */ { 6, {2.0f, 2.0f, 0.0f, 2.0f, 0.0f, 2.0f}},
};
if (desc->dashStyle > D2D1_DASH_STYLE_CUSTOM)
return E_INVALIDARG;
if (desc->transformType != D2D1_STROKE_TRANSFORM_TYPE_NORMAL)
FIXME("transformType %d is not supported\n", desc->transformType);
style->ID2D1StrokeStyle1_iface.lpVtbl = &d2d_stroke_style_vtbl;
style->refcount = 1;
if (desc->dashStyle == D2D1_DASH_STYLE_CUSTOM)
{
if (!dashes || !dash_count)
return E_INVALIDARG;
if (!(style->dashes = heap_calloc(dash_count, sizeof(*style->dashes))))
return E_OUTOFMEMORY;
memcpy(style->dashes, dashes, dash_count * sizeof(*style->dashes));
style->dash_count = dash_count;
}
else
{
if (dashes)
return E_INVALIDARG;
style->dashes = (float *)builtin_dash_styles[desc->dashStyle].dashes;
style->dash_count = builtin_dash_styles[desc->dashStyle].dash_count;
}
ID2D1Factory_AddRef(style->factory = factory);
style->desc = *desc;
return S_OK;
}