summaryrefslogtreecommitdiffstats
path: root/canvas/source/directx/dx_surfacebitmap.hxx
diff options
context:
space:
mode:
Diffstat (limited to 'canvas/source/directx/dx_surfacebitmap.hxx')
-rw-r--r--canvas/source/directx/dx_surfacebitmap.hxx135
1 files changed, 135 insertions, 0 deletions
diff --git a/canvas/source/directx/dx_surfacebitmap.hxx b/canvas/source/directx/dx_surfacebitmap.hxx
new file mode 100644
index 0000000000..f39ebb5b97
--- /dev/null
+++ b/canvas/source/directx/dx_surfacebitmap.hxx
@@ -0,0 +1,135 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <rendering/isurfaceproxy.hxx>
+#include <rendering/isurfaceproxymanager.hxx>
+#include "dx_ibitmap.hxx"
+#include "dx_canvasfont.hxx"
+#include "dx_gdiplususer.hxx"
+#include "dx_rendermodule.hxx"
+
+namespace dxcanvas
+{
+ class DXSurfaceBitmap : public IBitmap
+ {
+ public:
+ DXSurfaceBitmap( const ::basegfx::B2ISize& rSize,
+ const std::shared_ptr<canvas::ISurfaceProxyManager>& rMgr,
+ const IDXRenderModuleSharedPtr& rRenderModule,
+ bool bWithAlpha );
+
+ bool resize(const ::basegfx::B2ISize& rSize);
+ void clear();
+
+ virtual GraphicsSharedPtr getGraphics() override;
+
+ virtual BitmapSharedPtr getBitmap() const override;
+ virtual ::basegfx::B2ISize getSize() const override;
+ virtual bool hasAlpha() const override;
+
+ sal::systools::COMReference<surface_type> getSurface() const { return mpSurface; }
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ bool draw( const ::basegfx::B2IRange& rArea );
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DRange& rArea,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ bool draw( double fAlpha,
+ const ::basegfx::B2DPoint& rPos,
+ const ::basegfx::B2DPolyPolygon& rClipPoly,
+ const ::basegfx::B2DHomMatrix& rTransform );
+
+ virtual css::uno::Sequence< sal_Int8 > getData(
+ css::rendering::IntegerBitmapLayout& bitmapLayout,
+ const css::geometry::IntegerRectangle2D& rect ) override;
+
+ virtual void setData(
+ const css::uno::Sequence< sal_Int8 >& data,
+ const css::rendering::IntegerBitmapLayout& bitmapLayout,
+ const css::geometry::IntegerRectangle2D& rect ) override;
+
+ virtual void setPixel(
+ const css::uno::Sequence< sal_Int8 >& color,
+ const css::rendering::IntegerBitmapLayout& bitmapLayout,
+ const css::geometry::IntegerPoint2D& pos ) override;
+
+ virtual css::uno::Sequence< sal_Int8 > getPixel(
+ css::rendering::IntegerBitmapLayout& bitmapLayout,
+ const css::geometry::IntegerPoint2D& pos ) override;
+
+ private:
+ void init();
+
+ // Refcounted global GDI+ state container
+ GDIPlusUserSharedPtr mpGdiPlusUser;
+
+ // size of this image in pixels [integral unit]
+ ::basegfx::B2ISize maSize;
+
+ // pointer to the rendermodule, needed to create surfaces
+ // which are used as container for the actual pixel data.
+ // generally we could use any kind of storage, but GDI+
+ // is not willing to render antialiased fonts unless we
+ // use this special kind of container, don't ask me why...
+ IDXRenderModuleSharedPtr mpRenderModule;
+
+ // pointer to the surface manager, needed in case clients
+ // want to resize the bitmap.
+ std::shared_ptr<canvas::ISurfaceProxyManager> mpSurfaceManager;
+
+ // access point to the surface proxy which handles
+ // the hardware-dependent rendering stuff.
+ std::shared_ptr< canvas::ISurfaceProxy > mpSurfaceProxy;
+
+ // container for pixel data, we need to use a directx
+ // surface since GDI+ sucks...
+ sal::systools::COMReference<surface_type> mpSurface;
+
+ // since GDI+ does not work correctly in case we
+ // run on a 16bit display [don't ask me why] we need
+ // to occasionally render to a native GDI+ bitmap.
+ BitmapSharedPtr mpGDIPlusBitmap;
+ // Graphics for the mpGDIPlusBitmap
+ GraphicsSharedPtr mpGraphics;
+
+ // internal implementation of the iColorBuffer interface
+ std::shared_ptr<canvas::IColorBuffer> mpColorBuffer;
+
+ // indicates whether the associated surface needs
+ // to refresh its contents or not. in other words,
+ // this flag is set iff both representations are
+ // out of sync.
+ mutable bool mbIsSurfaceDirty;
+
+ // true if the bitmap contains an alpha channel
+ bool mbAlpha;
+ };
+
+ typedef std::shared_ptr< DXSurfaceBitmap > DXSurfaceBitmapSharedPtr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */