1 files changed, 85 insertions, 0 deletions
diff --git a/src/mpc-hc/SVGImage.cpp b/src/mpc-hc/SVGImage.cpp
new file mode 100644
index 000000000..b54f0f522
--- /dev/null
+++ b/src/mpc-hc/SVGImage.cpp
@@ -0,0 +1,85 @@
+/*
+* (C) 2016-2017 see Authors.txt
+*
+* This file is part of MPC-HC.
+*
+* MPC-HC is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation; either version 3 of the License, or
+* (at your option) any later version.
+*
+* MPC-HC is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+
+#include "stdafx.h"
+#include "SVGImage.h"
+#include "mplayerc.h"
+#include <atlimage.h>
+#define NANOSVG_IMPLEMENTATION
+#include <nanosvg/src/nanosvg.h>
+#define NANOSVGRAST_IMPLEMENTATION
+#include <nanosvg/src/nanosvgrast.h>
+
+namespace
+{
+    HRESULT NSVGimageToCImage(NSVGimage* svgImage, CImage& image, float scale)
+    {
+        image.Destroy();
+
+        if (!svgImage) {
+            return E_FAIL;
+        }
+
+        NSVGrasterizer* rasterizer = nsvgCreateRasterizer();
+        if (!rasterizer) {
+            nsvgDelete(svgImage);
+            return E_FAIL;
+        }
+
+        if (!image.Create(int(svgImage->width * scale), int(svgImage->height * scale), 32)) {
+            nsvgDeleteRasterizer(rasterizer);
+            nsvgDelete(svgImage);
+            return E_FAIL;
+        }
+
+        nsvgRasterize(rasterizer, svgImage, 0.0f, 0.0f, scale,
+                      static_cast<unsigned char*>(image.GetBits()),
+                      image.GetWidth(), image.GetHeight(), image.GetPitch());
+
+        // NanoSVG outputs RGBA but we need BGRA so we swap red and blue
+        BYTE* bits = static_cast<BYTE*>(image.GetBits());
+        for (int y = 0; y < image.GetHeight(); y++, bits += image.GetPitch()) {
+            RGBQUAD* p = reinterpret_cast<RGBQUAD*>(bits);
+            for (int x = 0; x < image.GetWidth(); x++) {
+                std::swap(p[x].rgbRed, p[x].rgbBlue);
+            }
+        }
+
+        nsvgDeleteRasterizer(rasterizer);
+        nsvgDelete(svgImage);
+
+        return S_OK;
+    }
+}
+
+HRESULT SVGImage::Load(LPCTSTR filename, CImage& image, float scale /*= 1.0f*/)
+{
+    return NSVGimageToCImage(nsvgParseFromFile(CStringA(filename), "px", 96.0f), image, scale);
+}
+
+HRESULT SVGImage::Load(UINT uResId, CImage& image, float scale /*= 1.0f*/)
+{
+    CStringA svg;
+    if (!LoadResource(uResId, svg, _T("SVG"))) {
+        return E_FAIL;
+    }
+
+    return NSVGimageToCImage(nsvgParse(svg.GetBuffer(), "px", 96.0f), image, scale);
+}