1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
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::B2IVector& rSize,
const std::shared_ptr<canvas::ISurfaceProxyManager>& rMgr,
const IDXRenderModuleSharedPtr& rRenderModule,
bool bWithAlpha );
bool resize( const ::basegfx::B2IVector& rSize );
void clear();
virtual GraphicsSharedPtr getGraphics() override;
virtual BitmapSharedPtr getBitmap() const override;
virtual ::basegfx::B2IVector 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::B2IVector 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: */
|
