1 files changed, 97 insertions, 0 deletions
diff --git a/vcl/inc/opengl/win/gdiimpl.hxx b/vcl/inc/opengl/win/gdiimpl.hxx
new file mode 100644
index 000000000..dff47ef7e
--- /dev/null
+++ b/vcl/inc/opengl/win/gdiimpl.hxx
@@ -0,0 +1,97 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_VCL_INC_OPENGL_WIN_GDIIMPL_HXX
+#define INCLUDED_VCL_INC_OPENGL_WIN_GDIIMPL_HXX
+
+#include <memory>
+#include <vcl/dllapi.h>
+
+#include <opengl/gdiimpl.hxx>
+#include <svdata.hxx>
+#include <win/salgdi.h>
+#include <win/wingdiimpl.hxx>
+#include <o3tl/lru_map.hxx>
+#include <vcl/opengl/OpenGLContext.hxx>
+#include <ControlCacheKey.hxx>
+
+class OpenGLCompatibleDC : public CompatibleDC
+{
+public:
+    OpenGLCompatibleDC(SalGraphics &rGraphics, int x, int y, int width, int height);
+
+    virtual std::unique_ptr<Texture> getAsMaskTexture() const override;
+    // caller must delete
+    OpenGLTexture* getOpenGLTexture() const;
+
+    /// Copy bitmap data to the texture. Texture must be initialized and the correct size to hold the bitmap.
+    bool copyToTexture(Texture& aTexture) const;
+
+    struct Texture;
+};
+
+struct OpenGLCompatibleDC::Texture : public CompatibleDC::Texture
+{
+    OpenGLTexture texture;
+    virtual bool isValid() const { return !!texture; }
+    virtual int GetWidth() const { return texture.GetWidth(); }
+    virtual int GetHeight() const { return texture.GetHeight(); }
+};
+
+class WinOpenGLSalGraphicsImpl : public OpenGLSalGraphicsImpl, public WinSalGraphicsImplBase
+{
+    friend class WinLayout;
+private:
+    WinSalGraphics& mrWinParent;
+
+    bool RenderCompatibleDC(OpenGLCompatibleDC& rWhite, OpenGLCompatibleDC& rBlack,
+                            int nX, int nY, TextureCombo& rCombo);
+
+public:
+    WinOpenGLSalGraphicsImpl(WinSalGraphics& rGraphics,
+                             SalGeometryProvider *mpProvider);
+
+protected:
+    virtual rtl::Reference<OpenGLContext> CreateWinContext() override;
+
+    bool RenderTextureCombo(TextureCombo const & rCombo, int nX, int nY);
+
+public:
+    virtual void Init() override;
+    virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) override;
+
+    virtual bool UseTextDraw() const override { return true; }
+    virtual void PreDrawText() override;
+    virtual void PostDrawText() override;
+    virtual void DrawTextMask( CompatibleDC::Texture* rTexture, Color nMaskColor, const SalTwoRect& rPosAry ) override;
+    using OpenGLSalGraphicsImpl::DrawMask;
+    virtual void DeferredTextDraw(const CompatibleDC::Texture* pTexture, Color nMaskColor, const SalTwoRect& rPosAry) override;
+
+    virtual bool UseRenderNativeControl() const override { return true; }
+    virtual bool TryRenderCachedNativeControl(ControlCacheKey const & rControlCacheKey, int nX, int nY) override;
+    virtual bool RenderAndCacheNativeControl(CompatibleDC& rWhite, CompatibleDC& rBlack,
+                                     int nX, int nY , ControlCacheKey& aControlCacheKey) override;
+
+};
+
+typedef std::pair<ControlCacheKey, std::unique_ptr<TextureCombo>> OpenGLControlCachePair;
+typedef o3tl::lru_map<ControlCacheKey, std::unique_ptr<TextureCombo>, ControlCacheHashFunction> OpenGLControlCacheType;
+
+class OpenGLControlsCache {
+    OpenGLControlCacheType cache;
+
+    OpenGLControlsCache();
+
+public:
+    static OpenGLControlCacheType & get();
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */