[PATCH 2/5] d2d1: Partially implement RegisterEffectFromStream().

Ziqing Hui zhui at codeweavers.com
Mon Jun 6 02:35:22 CDT 2022


Signed-off-by: Ziqing Hui <zhui at codeweavers.com>
---

List is used here rather than array. Because we will remove node in UnregisterEffect().

 dlls/d2d1/Makefile.in    |   2 +-
 dlls/d2d1/d2d1_private.h |  16 +++++
 dlls/d2d1/factory.c      | 134 ++++++++++++++++++++++++++++++++++++++-
 3 files changed, 149 insertions(+), 3 deletions(-)

diff --git a/dlls/d2d1/Makefile.in b/dlls/d2d1/Makefile.in
index 413571338ba..2456c63c336 100644
--- a/dlls/d2d1/Makefile.in
+++ b/dlls/d2d1/Makefile.in
@@ -1,6 +1,6 @@
 MODULE    = d2d1.dll
 IMPORTLIB = d2d1
-IMPORTS   = d3d10_1 dxguid uuid gdi32 user32 advapi32
+IMPORTS   = d3d10_1 dxguid uuid gdi32 user32 advapi32 ole32 xmllite
 DELAYIMPORTS = dwrite
 
 C_SRCS = \
diff --git a/dlls/d2d1/d2d1_private.h b/dlls/d2d1/d2d1_private.h
index efc9247a822..cc625ff5719 100644
--- a/dlls/d2d1/d2d1_private.h
+++ b/dlls/d2d1/d2d1_private.h
@@ -768,4 +768,20 @@ static inline const char *debug_d2d_ellipse(const D2D1_ELLIPSE *ellipse)
             ellipse->point.x, ellipse->point.y, ellipse->radiusX, ellipse->radiusY);
 }
 
+static inline WCHAR *heap_strdupW(const WCHAR *str)
+{
+    WCHAR *ret = NULL;
+    size_t size;
+
+    if(!str)
+        return ret;
+
+    size = (wcslen(str) + 1) * sizeof(*str);
+    if(!(ret = heap_alloc(size)))
+        return ret;
+    memcpy(ret, str, size);
+
+    return ret;
+}
+
 #endif /* __WINE_D2D1_PRIVATE_H */
diff --git a/dlls/d2d1/factory.c b/dlls/d2d1/factory.c
index 01dac8051c0..e8aa1fab012 100644
--- a/dlls/d2d1/factory.c
+++ b/dlls/d2d1/factory.c
@@ -18,6 +18,8 @@
 
 #define D2D1_INIT_GUID
 #include "d2d1_private.h"
+#include "xmllite.h"
+#include "wine/list.h"
 
 WINE_DECLARE_DEBUG_CHANNEL(winediag);
 WINE_DEFAULT_DEBUG_CHANNEL(d2d);
@@ -27,6 +29,16 @@ struct d2d_settings d2d_settings =
     ~0u,    /* No ID2D1Factory version limit by default. */
 };
 
+struct d2d_effect_reg
+{
+    PD2D1_EFFECT_FACTORY factory;
+    UINT32 count;
+
+    struct d2d_effect_info *info;
+
+    struct list entry;
+};
+
 struct d2d_factory
 {
     ID2D1Factory3 ID2D1Factory3_iface;
@@ -39,6 +51,8 @@ struct d2d_factory
     float dpi_y;
 
     CRITICAL_SECTION cs;
+
+    struct list effect_regs;
 };
 
 static inline struct d2d_factory *impl_from_ID2D1Factory3(ID2D1Factory3 *iface)
@@ -51,6 +65,15 @@ static inline struct d2d_factory *impl_from_ID2D1Multithread(ID2D1Multithread *i
     return CONTAINING_RECORD(iface, struct d2d_factory, ID2D1Multithread_iface);
 }
 
+static void d2d_effect_reg_cleanup(struct d2d_effect_reg *reg)
+{
+    if (!reg)
+        return;
+
+    heap_free(reg->info);
+    heap_free(reg);
+}
+
 static HRESULT d2d_factory_reload_sysmetrics(struct d2d_factory *factory)
 {
     HDC hdc;
@@ -112,6 +135,7 @@ static ULONG STDMETHODCALLTYPE d2d_factory_Release(ID2D1Factory3 *iface)
 {
     struct d2d_factory *factory = impl_from_ID2D1Factory3(iface);
     ULONG refcount = InterlockedDecrement(&factory->refcount);
+    struct d2d_effect_reg *iter, *iter2;
 
     TRACE("%p decreasing refcount to %lu.\n", iface, refcount);
 
@@ -120,6 +144,8 @@ static ULONG STDMETHODCALLTYPE d2d_factory_Release(ID2D1Factory3 *iface)
         if (factory->device)
             ID3D10Device1_Release(factory->device);
         DeleteCriticalSection(&factory->cs);
+        LIST_FOR_EACH_ENTRY_SAFE(iter, iter2, &factory->effect_regs, struct d2d_effect_reg, entry)
+            d2d_effect_reg_cleanup(iter);
         heap_free(factory);
     }
 
@@ -564,14 +590,117 @@ static HRESULT STDMETHODCALLTYPE d2d_factory_CreateGdiMetafile(ID2D1Factory3 *if
     return E_NOTIMPL;
 }
 
+static HRESULT parse_effect_xml(IStream *property_xml, struct d2d_effect_reg *reg)
+{
+    unsigned int i, len, depth, input_count = 0;
+    IXmlReader *xml_reader;
+    WCHAR *node_name[3];
+    const WCHAR *value;
+    XmlNodeType type;
+    HRESULT hr;
+
+    if (FAILED(hr = CreateXmlReader(&IID_IXmlReader, (void **)&xml_reader, NULL)))
+        return hr;
+    if (FAILED(hr = IXmlReader_SetInput(xml_reader, (IUnknown *)property_xml)))
+        goto done;
+
+    memset(node_name, 0, sizeof(node_name));
+    while (IXmlReader_Read(xml_reader, &type) == S_OK)
+    {
+        if (FAILED(hr = IXmlReader_GetDepth(xml_reader, &depth)))
+            goto done;
+        if (depth >= 3)
+            continue;
+        if (FAILED(hr = IXmlReader_GetLocalName(xml_reader, &value, &len)))
+            goto done;
+        if (node_name[depth] && wcslen(node_name[depth]) <= len)
+        {
+            wcscpy(node_name[depth], value);
+        }
+        else
+        {
+            heap_free(node_name[depth]);
+            node_name[depth] = heap_strdupW(value);
+        }
+
+        if (type != XmlNodeType_Element)
+            continue;
+
+        switch (depth)
+        {
+            case 1:
+                if (!wcscmp(node_name[depth - 1], L"Effect")
+                        && !wcscmp(node_name[depth], L"Property"))
+                {
+                    FIXME("Property is ignored.\n");
+                }
+                break;
+            case 2:
+                if (!wcscmp(node_name[depth - 1], L"Inputs")
+                        && !wcscmp(node_name[depth], L"Input"))
+                {
+                    ++input_count;
+                }
+                else if (!wcscmp(node_name[depth - 1], L"Property")
+                        && !wcscmp(node_name[depth], L"Property"))
+                {
+                    FIXME("Sub property is ignored.\n");
+                }
+                break;
+            default:
+                break;
+        }
+    }
+
+    reg->info->default_input_count = input_count;
+    reg->info->min_inputs = input_count;
+    reg->info->max_inputs = input_count;
+
+done:
+    for (i = 0; i < ARRAY_SIZE(node_name); ++i)
+        heap_free(node_name[i]);
+    IXmlReader_Release(xml_reader);
+    return hr;
+}
+
 static HRESULT STDMETHODCALLTYPE d2d_factory_RegisterEffectFromStream(ID2D1Factory3 *iface,
         REFCLSID effect_id, IStream *property_xml, const D2D1_PROPERTY_BINDING *bindings,
         UINT32 binding_count, PD2D1_EFFECT_FACTORY effect_factory)
 {
-    FIXME("iface %p, effect_id %s, property_xml %p, bindings %p, binding_count %u, effect_factory %p stub!\n",
+    struct d2d_factory *factory = impl_from_ID2D1Factory3(iface);
+    struct d2d_effect_reg *iter, *entry = NULL;
+    HRESULT hr;
+
+    TRACE("iface %p, effect_id %s, property_xml %p, bindings %p, binding_count %u, effect_factory %p.\n",
             iface, debugstr_guid(effect_id), property_xml, bindings, binding_count, effect_factory);
 
-    return E_NOTIMPL;
+    LIST_FOR_EACH_ENTRY(iter, &factory->effect_regs, struct d2d_effect_reg, entry)
+    {
+        if (IsEqualGUID(effect_id, iter->info->clsid))
+        {
+            ++iter->count;
+            return S_OK;
+        }
+    }
+
+    if (!(entry = heap_alloc_zero(sizeof(*entry))) || !(entry->info = heap_alloc_zero(sizeof(*entry->info))))
+    {
+        hr = E_OUTOFMEMORY;
+        goto done;
+    }
+
+    if (FAILED(hr = parse_effect_xml(property_xml, entry)))
+        goto done;
+
+    entry->count = 1;
+    entry->info->clsid = effect_id;
+    entry->factory = effect_factory;
+    list_add_tail(&factory->effect_regs, &entry->entry);
+
+done:
+    if (hr != S_OK)
+        d2d_effect_reg_cleanup(entry);
+    return hr;
 }
 
 static HRESULT STDMETHODCALLTYPE d2d_factory_RegisterEffectFromString(ID2D1Factory3 *iface,
@@ -743,6 +872,7 @@ static void d2d_factory_init(struct d2d_factory *factory, D2D1_FACTORY_TYPE fact
     factory->refcount = 1;
     d2d_factory_reload_sysmetrics(factory);
     InitializeCriticalSection(&factory->cs);
+    list_init(&factory->effect_regs);
 }
 
 HRESULT WINAPI D2D1CreateFactory(D2D1_FACTORY_TYPE factory_type, REFIID iid,
-- 
2.25.1




More information about the wine-devel mailing list