d2d1: Scale stroke width for D2D1_STROKE_TRANSFORM_TYPE_FIXED in…

dlls/d2d1/d2d1_private.h

@@ -383,6 +383,7 @@ struct d2d_stroke_style
 
 HRESULT d2d_stroke_style_init(struct d2d_stroke_style *style, ID2D1Factory *factory,
         const D2D1_STROKE_STYLE_PROPERTIES1 *desc, const float *dashes, UINT32 dash_count);
+struct d2d_stroke_style *unsafe_impl_from_ID2D1StrokeStyle(ID2D1StrokeStyle *iface);
 
 struct d2d_layer
 {

dlls/d2d1/device.c

@@ -942,6 +942,7 @@ static void STDMETHODCALLTYPE d2d_device_context_DrawGeometry(ID2D1DeviceContext
     const struct d2d_geometry *geometry_impl = unsafe_impl_from_ID2D1Geometry(geometry);
     struct d2d_device_context *context = impl_from_ID2D1DeviceContext(iface);
     struct d2d_brush *brush_impl = unsafe_impl_from_ID2D1Brush(brush);
+    struct d2d_stroke_style *stroke_style_impl = unsafe_impl_from_ID2D1StrokeStyle(stroke_style);
 
     TRACE("iface %p, geometry %p, brush %p, stroke_width %.8e, stroke_style %p.\n",
             iface, geometry, brush, stroke_width, stroke_style);
@@ -956,6 +957,12 @@ static void STDMETHODCALLTYPE d2d_device_context_DrawGeometry(ID2D1DeviceContext
     if (stroke_style)
         FIXME("Ignoring stroke style %p.\n", stroke_style);
 
+    if (stroke_style_impl)
+    {
+        if (stroke_style_impl->desc.transformType == D2D1_STROKE_TRANSFORM_TYPE_FIXED)
+            stroke_width /= context->drawing_state.transform.m11;
+    }
+
     d2d_device_context_draw_geometry(context, geometry_impl, brush_impl, stroke_width);
 }
 

dlls/d2d1/stroke.c

@@ -191,6 +191,14 @@ static const struct ID2D1StrokeStyle1Vtbl d2d_stroke_style_vtbl =
     d2d_stroke_style_GetStrokeTransformType
 };
 
+struct d2d_stroke_style *unsafe_impl_from_ID2D1StrokeStyle(ID2D1StrokeStyle *iface)
+{
+    if (!iface)
+        return NULL;
+    assert((const struct ID2D1StrokeStyle1Vtbl *)iface->lpVtbl == &d2d_stroke_style_vtbl);
+    return CONTAINING_RECORD(iface, struct d2d_stroke_style, ID2D1StrokeStyle1_iface);
+}
+
 HRESULT d2d_stroke_style_init(struct d2d_stroke_style *style, ID2D1Factory *factory,
         const D2D1_STROKE_STYLE_PROPERTIES1 *desc, const float *dashes, UINT32 dash_count)
 {