Vincent Povirk : windowscodecs: Implement IcoFrameDecode_GetResolution.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 5f46f701c5755da3502005477c2929891785a6e8
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=5f46f701c5755da3502005477c...

Author: Vincent Povirk 
Date:   Wed Jul 27 16:29:53 2011 -0500

windowscodecs: Implement IcoFrameDecode_GetResolution.

---

dlls/windowscodecs/icoformat.c |   17 +++++++++++++++--
 1 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/dlls/windowscodecs/icoformat.c b/dlls/windowscodecs/icoformat.c
index fcb5d49..b9e7c61 100644
--- a/dlls/windowscodecs/icoformat.c
+++ b/dlls/windowscodecs/icoformat.c
@@ -69,6 +69,7 @@ typedef struct {
     IWICBitmapFrameDecode IWICBitmapFrameDecode_iface;
     LONG ref;
     UINT width, height;
+    double dpiX, dpiY;
     BYTE *bits;
 } IcoFrameDecode;

@@ -155,8 +156,14 @@ static HRESULT WINAPI IcoFrameDecode_GetPixelFormat(IWICBitmapFrameDecode *iface
 static HRESULT WINAPI IcoFrameDecode_GetResolution(IWICBitmapFrameDecode *iface,
     double *pDpiX, double *pDpiY)
 {
-    FIXME("(%p,%p,%p): stub\n", iface, pDpiX, pDpiY);
-    return E_NOTIMPL;
+    IcoFrameDecode *This = impl_from_IWICBitmapFrameDecode(iface);
+
+    *pDpiX = This->dpiX;
+    *pDpiY = This->dpiY;
+
+    TRACE("(%p) -> (%f,%f)\n", iface, *pDpiX, *pDpiY);
+
+    return S_OK;
 }

static HRESULT WINAPI IcoFrameDecode_CopyPalette(IWICBitmapFrameDecode *iface,
@@ -276,6 +283,9 @@ static HRESULT ReadIcoDib(IStream *stream, IcoFrameDecode *result)
                 IWICBitmapSource_Release(source);
             }

+            if (SUCCEEDED(hr))
+                hr = IWICBitmapFrameDecode_GetResolution(source, &result->dpiX, &result->dpiY);
+
             IWICBitmapFrameDecode_Release(framedecode);
         }

@@ -402,6 +412,9 @@ static HRESULT ReadIcoPng(IStream *stream, IcoFrameDecode *result)
     hr = IWICBitmapFrameDecode_GetSize(sourceFrame, &result->width, &result->height);
     if (FAILED(hr))
         goto end;
+    hr = IWICBitmapFrameDecode_GetResolution(sourceFrame, &result->dpiX, &result->dpiY);
+    if (FAILED(hr))
+        goto end;
     result->bits = HeapAlloc(GetProcessHeap(), 0, 4 * result->width * result->height);
     if (result->bits == NULL)
     {