Nikolay Sivov : d2d1/effect: Mark most of system properties as read-only.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 71c23a421d2589644cf86d1181d5870599b4f454
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=71c23a421d2589644cf86d1181d5870599b4f454

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Sun Jun 26 19:17:45 2022 +0300

d2d1/effect: Mark most of system properties as read-only.

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>

---

 dlls/d2d1/d2d1_private.h |  1 +
 dlls/d2d1/effect.c       | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/dlls/d2d1/d2d1_private.h b/dlls/d2d1/d2d1_private.h
index 0db9dd6d360..d2cb78b9b69 100644
--- a/dlls/d2d1/d2d1_private.h
+++ b/dlls/d2d1/d2d1_private.h
@@ -615,6 +615,7 @@ struct d2d_effect_property
     WCHAR *name;
     D2D1_PROPERTY_TYPE type;
     UINT32 index;
+    BOOL readonly;
     union
     {
         size_t offset;
diff --git a/dlls/d2d1/effect.c b/dlls/d2d1/effect.c
index 46e53693277..9a9cac84f5f 100644
--- a/dlls/d2d1/effect.c
+++ b/dlls/d2d1/effect.c
@@ -81,6 +81,14 @@ HRESULT d2d_effect_properties_add(struct d2d_effect_properties *props, const WCH
     p = &props->properties[props->count++];
     p->index = index;
     if (p->index < 0x80000000) props->custom_count++;
+
+    if (index == D2D1_PROPERTY_CACHED
+            || index == D2D1_PROPERTY_PRECISION)
+    {
+        p->readonly = FALSE;
+    }
+    else
+        p->readonly = TRUE;
     p->name = wcsdup(name);
     p->type = type;
     if (p->type == D2D1_PROPERTY_TYPE_STRING)
@@ -213,6 +221,8 @@ static HRESULT d2d_effect_property_get_value(const struct d2d_effect *effect,
 static HRESULT d2d_effect_property_set_value(struct d2d_effect_property *property,
         D2D1_PROPERTY_TYPE type, const BYTE *value, UINT32 size)
 {
+    if (property->readonly) return E_INVALIDARG;
+
     FIXME("Unimplemented.\n");
 
     return S_OK;