[3/5] gdiplus: Implement GdipSetPathGradientLinearBlend.

[Vincent Povirk]

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From 82bb183b78eb433fb64470e3b1f48ea2e3fa3ebb Mon Sep 17 00:00:00 2001
From: Vincent Povirk <vincent at codeweavers.com>
Date: Tue, 24 Apr 2012 09:50:33 -0500
Subject: [PATCH 03/13] gdiplus: Implement GdipSetPathGradientLinearBlend.

---
 dlls/gdiplus/brush.c |   27 +++++++++++++++++++++++----
 1 file changed, 23 insertions(+), 4 deletions(-)

diff --git a/dlls/gdiplus/brush.c b/dlls/gdiplus/brush.c
index 5c82064..490a0b9 100644
--- a/dlls/gdiplus/brush.c
+++ b/dlls/gdiplus/brush.c
@@ -1466,14 +1466,33 @@ GpStatus WINGDIPAPI GdipSetPathGradientBlend(GpPathGradient *brush, GDIPCONST RE
 GpStatus WINGDIPAPI GdipSetPathGradientLinearBlend(GpPathGradient *brush,
     REAL focus, REAL scale)
 {
-    static int calls;
+    REAL factors[3];
+    REAL positions[3];
+    int num_points = 0;
 
     TRACE("(%p,%0.2f,%0.2f)\n", brush, focus, scale);
 
-    if(!(calls++))
-        FIXME("not implemented\n");
+    if (!brush) return InvalidParameter;
 
-    return NotImplemented;
+    if (focus != 0.0)
+    {
+        factors[num_points] = 0.0;
+        positions[num_points] = 0.0;
+        num_points++;
+    }
+
+    factors[num_points] = scale;
+    positions[num_points] = focus;
+    num_points++;
+
+    if (focus != 1.0)
+    {
+        factors[num_points] = 0.0;
+        positions[num_points] = 1.0;
+        num_points++;
+    }
+
+    return GdipSetPathGradientBlend(brush, factors, positions, num_points);
 }
 
 GpStatus WINGDIPAPI GdipSetPathGradientPresetBlend(GpPathGradient *brush,
-- 
1.7.9.5