| 1 | /** @file
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| 2 | *
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| 3 | * VBox frontends: Basic Frontend (BFE):
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| 4 | * Declaration of SDLFramebuffer class
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2006-2007 innotek GmbH
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License as published by the Free Software Foundation,
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| 14 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 15 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 16 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * If you received this file as part of a commercial VirtualBox
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| 19 | * distribution, then only the terms of your commercial VirtualBox
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| 20 | * license agreement apply instead of the previous paragraph.
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| 21 | */
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| 22 |
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| 23 | #ifndef __H_SDLFRAMEBUFFER
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| 24 | #define __H_SDLFRAMEBUFFER
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| 25 |
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| 26 | #include "VBoxBFE.h"
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| 27 | #include "SDLConsole.h"
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| 28 |
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| 29 | #include <iprt/thread.h>
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| 30 |
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| 31 | #include <iprt/critsect.h>
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| 32 |
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| 33 | #ifdef VBOX_SECURELABEL
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| 34 | #include <SDL_ttf.h>
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| 35 | #endif
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| 36 |
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| 37 | #include "Framebuffer.h"
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| 38 |
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| 39 | class SDLFramebuffer : public Framebuffer
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| 40 | {
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| 41 | public:
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| 42 | SDLFramebuffer();
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| 43 | virtual ~SDLFramebuffer();
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| 44 |
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| 45 | virtual HRESULT getWidth(ULONG *width);
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| 46 | virtual HRESULT getHeight(ULONG *height);
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| 47 | virtual HRESULT Lock();
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| 48 | virtual HRESULT Unlock();
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| 49 | virtual HRESULT getAddress(uintptr_t *address);
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| 50 | virtual HRESULT getColorDepth(ULONG *colorDepth);
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| 51 | virtual HRESULT getLineSize(ULONG *lineSize);
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| 52 | virtual HRESULT NotifyUpdate(ULONG x, ULONG y,
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| 53 | ULONG w, ULONG h, BOOL *finished);
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| 54 | virtual HRESULT RequestResize(ULONG w, ULONG h, BOOL *finished);
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| 55 | virtual HRESULT SolidFill(ULONG x, ULONG y, ULONG width, ULONG height,
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| 56 | ULONG color, BOOL *handled);
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| 57 | virtual HRESULT CopyScreenBits(ULONG xDst, ULONG yDst, ULONG xSrc, ULONG ySrc,
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| 58 | ULONG width, ULONG height, BOOL *handled);
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| 59 | virtual HRESULT QueryVisibleRegion(ULONG * aPcRect, BYTE * aPRect);
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| 60 | virtual HRESULT SetVisibleRegion(ULONG aCRect, BYTE * aPRect);
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| 61 |
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| 62 | virtual void repaint();
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| 63 | virtual void resize();
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| 64 |
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| 65 | virtual void update(int x, int y, int w, int h);
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| 66 | virtual bool getFullscreen();
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| 67 | virtual void setFullscreen(bool fFullscreen);
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| 68 | virtual int getYOffset();
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| 69 | virtual int getHostXres();
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| 70 | virtual int getHostYres();
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| 71 | virtual int getHostBitsPerPixel();
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| 72 |
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| 73 | #ifdef VBOX_SECURELABEL
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| 74 | virtual int initSecureLabel(uint32_t height, char *font, uint32_t pointsize);
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| 75 | virtual void setSecureLabelText(const char *text);
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| 76 | virtual void paintSecureLabel(int x, int y, int w, int h, bool fForce);
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| 77 | #endif
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| 78 |
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| 79 | private:
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| 80 | /** the sdl thread */
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| 81 | RTNATIVETHREAD mSdlNativeThread;
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| 82 | /** current SDL framebuffer pointer */
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| 83 | SDL_Surface *mScreen;
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| 84 | /** current guest screen width in pixels */
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| 85 | ULONG mWidth;
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| 86 | /** current guest screen height in pixels */
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| 87 | ULONG mHeight;
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| 88 | /** Y offset in pixels, i.e. screen_height - guest_screen_height */
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| 89 | uint32_t mTopOffset;
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| 90 | /** flag whether we're in fullscreen mode */
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| 91 | bool mfFullscreen;
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| 92 | /** framebuffer update semaphore */
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| 93 | RTCRITSECT mUpdateLock;
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| 94 | #ifdef VBOX_SECURELABEL
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| 95 | /** current secure label text */
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| 96 | Utf8Str mSecureLabelText;
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| 97 | /** secure label font handle */
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| 98 | TTF_Font *mLabelFont;
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| 99 | /** secure label height in pixels */
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| 100 | uint32_t mLabelHeight;
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| 101 | #endif
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| 102 | #ifdef __WIN__
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| 103 | long refcnt;
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| 104 | #endif
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| 105 | };
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| 106 |
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| 107 | #endif // __H_SDLFRAMEBUFFER
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