Avoid potential negative array index access to cached text.
[LibreOffice.git] / toolkit / inc / awt / vclxgraphics.hxx
blobacf03dd178744cb98b9dc053b715ff187554aedf
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
9 * This file incorporates work covered by the following license notice:
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
20 #pragma once
22 #include <comphelper/servicehelper.hxx>
23 #include <cppuhelper/implbase.hxx>
24 #include <tools/color.hxx>
25 #include <o3tl/typed_flags_set.hxx>
26 #include <vcl/font.hxx>
27 #include <vcl/rendercontext/RasterOp.hxx>
28 #include <vcl/vclptr.hxx>
30 #include <com/sun/star/awt/XGraphics2.hpp>
32 #include <memory>
34 class OutputDevice;
35 namespace vcl { class Region; }
36 namespace com::sun::star::graphic { class XGraphic; }
39 enum class InitOutDevFlags
41 NONE = 0x0000,
42 FONT = 0x0001,
43 COLORS = 0x0002,
45 namespace o3tl
47 template<> struct typed_flags<InitOutDevFlags> : is_typed_flags<InitOutDevFlags, 0x03> {};
53 class VCLXGraphics final : public cppu::WeakImplHelper<
54 css::awt::XGraphics2>
56 private:
57 // used to return same reference on each call to getDevice()
58 css::uno::Reference< css::awt::XDevice> mxDevice;
60 VclPtr<OutputDevice> mpOutputDevice;
61 vcl::Font maFont;
62 Color maTextColor;
63 Color maTextFillColor;
64 Color maLineColor;
65 Color maFillColor;
66 RasterOp meRasterOp;
67 std::unique_ptr<vcl::Region> mpClipRegion;
69 void initAttrs();
71 public:
72 VCLXGraphics();
73 virtual ~VCLXGraphics() override;
75 void Init( OutputDevice* pOutDev );
76 void InitOutputDevice( InitOutDevFlags nFlags );
78 void SetOutputDevice( OutputDevice* pOutDev );
79 OutputDevice* GetOutputDevice() const { return mpOutputDevice; }
81 // css::awt::XGraphics Attributes
82 virtual css::uno::Reference< css::awt::XDevice > SAL_CALL getDevice() override;
83 virtual void SAL_CALL setTextColor( ::sal_Int32 _textcolor ) override;
84 virtual void SAL_CALL setTextFillColor( ::sal_Int32 _textfillcolor ) override;
85 virtual void SAL_CALL setLineColor( ::sal_Int32 _linecolor ) override;
86 virtual void SAL_CALL setFillColor( ::sal_Int32 _fillcolor ) override;
87 virtual void SAL_CALL setRasterOp( css::awt::RasterOperation _rasterop ) override;
88 virtual void SAL_CALL setFont( const css::uno::Reference< css::awt::XFont >& _font ) override;
89 virtual css::awt::SimpleFontMetric SAL_CALL getFontMetric() override;
91 // css::awt::XGraphics Methods
92 virtual void SAL_CALL selectFont( const css::awt::FontDescriptor& aDescription ) override;
93 virtual void SAL_CALL setClipRegion( const css::uno::Reference< css::awt::XRegion >& Clipping ) override;
94 virtual void SAL_CALL intersectClipRegion( const css::uno::Reference< css::awt::XRegion >& xClipping ) override;
95 virtual void SAL_CALL push( ) override;
96 virtual void SAL_CALL pop( ) override;
97 virtual void SAL_CALL clear( const css::awt::Rectangle& aRect ) override;
98 virtual void SAL_CALL copy( const css::uno::Reference< css::awt::XDevice >& xSource, ::sal_Int32 nSourceX, ::sal_Int32 nSourceY, ::sal_Int32 nSourceWidth, ::sal_Int32 nSourceHeight, ::sal_Int32 nDestX, ::sal_Int32 nDestY, ::sal_Int32 nDestWidth, ::sal_Int32 nDestHeight ) override;
99 virtual void SAL_CALL draw( const css::uno::Reference< css::awt::XDisplayBitmap >& xBitmapHandle, ::sal_Int32 SourceX, ::sal_Int32 SourceY, ::sal_Int32 SourceWidth, ::sal_Int32 SourceHeight, ::sal_Int32 DestX, ::sal_Int32 DestY, ::sal_Int32 DestWidth, ::sal_Int32 DestHeight ) override;
100 virtual void SAL_CALL drawPixel( ::sal_Int32 X, ::sal_Int32 Y ) override;
101 virtual void SAL_CALL drawLine( ::sal_Int32 X1, ::sal_Int32 Y1, ::sal_Int32 X2, ::sal_Int32 Y2 ) override;
102 virtual void SAL_CALL drawRect( ::sal_Int32 X, ::sal_Int32 Y, ::sal_Int32 Width, ::sal_Int32 Height ) override;
103 virtual void SAL_CALL drawRoundedRect( ::sal_Int32 X, ::sal_Int32 Y, ::sal_Int32 Width, ::sal_Int32 Height, ::sal_Int32 nHorzRound, ::sal_Int32 nVertRound ) override;
104 virtual void SAL_CALL drawPolyLine( const css::uno::Sequence< ::sal_Int32 >& DataX, const css::uno::Sequence< ::sal_Int32 >& DataY ) override;
105 virtual void SAL_CALL drawPolygon( const css::uno::Sequence< ::sal_Int32 >& DataX, const css::uno::Sequence< ::sal_Int32 >& DataY ) override;
106 virtual void SAL_CALL drawPolyPolygon( const css::uno::Sequence< css::uno::Sequence< ::sal_Int32 > >& DataX, const css::uno::Sequence< css::uno::Sequence< ::sal_Int32 > >& DataY ) override;
107 virtual void SAL_CALL drawEllipse( ::sal_Int32 X, ::sal_Int32 Y, ::sal_Int32 Width, ::sal_Int32 Height ) override;
108 virtual void SAL_CALL drawArc( ::sal_Int32 X, ::sal_Int32 Y, ::sal_Int32 Width, ::sal_Int32 Height, ::sal_Int32 X1, ::sal_Int32 Y1, ::sal_Int32 X2, ::sal_Int32 Y2 ) override;
109 virtual void SAL_CALL drawPie( ::sal_Int32 X, ::sal_Int32 Y, ::sal_Int32 Width, ::sal_Int32 Height, ::sal_Int32 X1, ::sal_Int32 Y1, ::sal_Int32 X2, ::sal_Int32 Y2 ) override;
110 virtual void SAL_CALL drawChord( ::sal_Int32 nX, ::sal_Int32 nY, ::sal_Int32 nWidth, ::sal_Int32 nHeight, ::sal_Int32 nX1, ::sal_Int32 nY1, ::sal_Int32 nX2, ::sal_Int32 nY2 ) override;
111 virtual void SAL_CALL drawGradient( ::sal_Int32 nX, ::sal_Int32 nY, ::sal_Int32 nWidth, ::sal_Int32 Height, const css::awt::Gradient& aGradient ) override;
112 virtual void SAL_CALL drawText( ::sal_Int32 X, ::sal_Int32 Y, const OUString& Text ) override;
113 virtual void SAL_CALL drawTextArray( ::sal_Int32 X, ::sal_Int32 Y, const OUString& Text, const css::uno::Sequence< ::sal_Int32 >& Longs ) override;
114 virtual void SAL_CALL drawImage( ::sal_Int32 nX, ::sal_Int32 nY, ::sal_Int32 nWidth, ::sal_Int32 nHeight, ::sal_Int16 nStyle, const css::uno::Reference< css::graphic::XGraphic >& aGraphic ) override;
117 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */