| /* |
| * 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 "config.h" |
| #include "wine/port.h" |
| |
| #include "d2d1_private.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(d2d); |
| |
| static inline struct d2d_stroke_style *impl_from_ID2D1StrokeStyle(ID2D1StrokeStyle *iface) |
| { |
| return CONTAINING_RECORD(iface, struct d2d_stroke_style, ID2D1StrokeStyle_iface); |
| } |
| |
| static HRESULT STDMETHODCALLTYPE d2d_stroke_style_QueryInterface(ID2D1StrokeStyle *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)) |
| { |
| ID2D1StrokeStyle_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(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| ULONG refcount = InterlockedIncrement(&style->refcount); |
| |
| TRACE("%p increasing refcount to %u.\n", iface, refcount); |
| |
| return refcount; |
| } |
| |
| static ULONG STDMETHODCALLTYPE d2d_stroke_style_Release(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| ULONG refcount = InterlockedDecrement(&style->refcount); |
| |
| TRACE("%p decreasing refcount to %u.\n", iface, refcount); |
| |
| if (!refcount) |
| { |
| ID2D1Factory_Release(style->factory); |
| if (style->desc.dashStyle == D2D1_DASH_STYLE_CUSTOM) |
| HeapFree(GetProcessHeap(), 0, style->dashes); |
| HeapFree(GetProcessHeap(), 0, style); |
| } |
| |
| return refcount; |
| } |
| |
| static void STDMETHODCALLTYPE d2d_stroke_style_GetFactory(ID2D1StrokeStyle *iface, ID2D1Factory **factory) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p, factory %p.\n", iface, factory); |
| |
| ID2D1Factory_AddRef(*factory = style->factory); |
| } |
| |
| static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetStartCap(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.startCap; |
| } |
| |
| static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetEndCap(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.endCap; |
| } |
| |
| static D2D1_CAP_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetDashCap(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.dashCap; |
| } |
| |
| static float STDMETHODCALLTYPE d2d_stroke_style_GetMiterLimit(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.miterLimit; |
| } |
| |
| static D2D1_LINE_JOIN STDMETHODCALLTYPE d2d_stroke_style_GetLineJoin(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.lineJoin; |
| } |
| |
| static float STDMETHODCALLTYPE d2d_stroke_style_GetDashOffset(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.dashOffset; |
| } |
| |
| static D2D1_DASH_STYLE STDMETHODCALLTYPE d2d_stroke_style_GetDashStyle(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->desc.dashStyle; |
| } |
| |
| static UINT32 STDMETHODCALLTYPE d2d_stroke_style_GetDashesCount(ID2D1StrokeStyle *iface) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(iface); |
| |
| TRACE("iface %p.\n", iface); |
| |
| return style->dash_count; |
| } |
| |
| static void STDMETHODCALLTYPE d2d_stroke_style_GetDashes(ID2D1StrokeStyle *iface, float *dashes, UINT32 dash_count) |
| { |
| struct d2d_stroke_style *style = impl_from_ID2D1StrokeStyle(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 const struct ID2D1StrokeStyleVtbl 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, |
| }; |
| |
| HRESULT d2d_stroke_style_init(struct d2d_stroke_style *style, ID2D1Factory *factory, |
| const D2D1_STROKE_STYLE_PROPERTIES *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; |
| |
| style->ID2D1StrokeStyle_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 = HeapAlloc(GetProcessHeap(), 0, 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; |
| } |