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/**
* @file llwindowsdl.h
* @brief SDL implementation of LLWindow class
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2007, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at http://secondlife.com/developers/opensource/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LL_LLWINDOWSDL_H
#define LL_LLWINDOWSDL_H
// Simple Directmedia Layer (http://libsdl.org/) implementation of LLWindow class
#include "llwindow.h"
#include "SDL/SDL.h"
#include "SDL/SDL_endian.h"
#if LL_X11
// get X11-specific headers for use in low-level stuff like copy-and-paste support
#include "SDL/SDL_syswm.h"
#endif
// AssertMacros.h does bad things.
#undef verify
#undef check
#undef require
class LLWindowSDL : public LLWindow
{
public:
/*virtual*/ void show();
/*virtual*/ void hide();
/*virtual*/ void close();
/*virtual*/ BOOL getVisible();
/*virtual*/ BOOL getMinimized();
/*virtual*/ BOOL getMaximized();
/*virtual*/ BOOL maximize();
/*virtual*/ BOOL getFullscreen();
/*virtual*/ BOOL getPosition(LLCoordScreen *position);
/*virtual*/ BOOL getSize(LLCoordScreen *size);
/*virtual*/ BOOL getSize(LLCoordWindow *size);
/*virtual*/ BOOL setPosition(LLCoordScreen position);
/*virtual*/ BOOL setSize(LLCoordScreen size);
/*virtual*/ BOOL switchContext(BOOL fullscreen, const LLCoordScreen &size, BOOL disable_vsync, const LLCoordScreen * const posp = NULL);
/*virtual*/ BOOL setCursorPosition(LLCoordWindow position);
/*virtual*/ BOOL getCursorPosition(LLCoordWindow *position);
/*virtual*/ void showCursor();
/*virtual*/ void hideCursor();
/*virtual*/ void showCursorFromMouseMove();
/*virtual*/ void hideCursorUntilMouseMove();
/*virtual*/ BOOL isCursorHidden();
/*virtual*/ void setCursor(ECursorType cursor);
/*virtual*/ ECursorType getCursor();
/*virtual*/ void captureMouse();
/*virtual*/ void releaseMouse();
/*virtual*/ void setMouseClipping( BOOL b );
/*virtual*/ BOOL isClipboardTextAvailable();
/*virtual*/ BOOL pasteTextFromClipboard(LLWString &dst);
/*virtual*/ BOOL copyTextToClipboard(const LLWString & src);
/*virtual*/ void flashIcon(F32 seconds);
/*virtual*/ F32 getGamma();
/*virtual*/ BOOL setGamma(const F32 gamma); // Set the gamma
/*virtual*/ U32 getFSAASamples();
/*virtual*/ void setFSAASamples(const U32 samples);
/*virtual*/ BOOL restoreGamma(); // Restore original gamma table (before updating gamma)
/*virtual*/ ESwapMethod getSwapMethod() { return mSwapMethod; }
/*virtual*/ void gatherInput();
/*virtual*/ void swapBuffers();
/*virtual*/ LLString getTempFileName();
/*virtual*/ void deleteFile( const char* file_name );
/*virtual*/ S32 stat( const char* file_name, struct stat* stat_info );
/*virtual*/ BOOL sendEmail(const char* address,const char* subject,const char* body_text,const char* attachment=NULL, const char* attachment_displayed_name=NULL);
/*virtual*/ void delayInputProcessing() { };
// handy coordinate space conversion routines
/*virtual*/ BOOL convertCoords(LLCoordScreen from, LLCoordWindow *to);
/*virtual*/ BOOL convertCoords(LLCoordWindow from, LLCoordScreen *to);
/*virtual*/ BOOL convertCoords(LLCoordWindow from, LLCoordGL *to);
/*virtual*/ BOOL convertCoords(LLCoordGL from, LLCoordWindow *to);
/*virtual*/ BOOL convertCoords(LLCoordScreen from, LLCoordGL *to);
/*virtual*/ BOOL convertCoords(LLCoordGL from, LLCoordScreen *to);
/*virtual*/ LLWindowResolution* getSupportedResolutions(S32 &num_resolutions);
/*virtual*/ F32 getNativeAspectRatio();
/*virtual*/ F32 getPixelAspectRatio();
/*virtual*/ void setNativeAspectRatio(F32 ratio) { mOverrideAspectRatio = ratio; }
/*virtual*/ void beforeDialog();
/*virtual*/ void afterDialog();
/*virtual*/ BOOL dialog_color_picker(F32 *r, F32 *g, F32 *b);
/*virtual*/ void *getPlatformWindow();
/*virtual*/ void bringToFront();
static std::string getFontListSans();
// Not great that these are public, but they have to be accessible
// by non-class code and it's better than making them global.
#if LL_X11
// These are set up by the X11 clipboard initialization code
Window mSDL_XWindowID;
Display *mSDL_Display;
#endif
void (*Lock_Display)(void);
void (*Unlock_Display)(void);
protected:
LLWindowSDL(
const char *title, int x, int y, int width, int height, U32 flags,
BOOL fullscreen, BOOL clearBg, BOOL disable_vsync, BOOL use_gl,
BOOL ignore_pixel_depth, U32 fsaa_samples);
~LLWindowSDL();
void initCursors();
void quitCursors();
BOOL isValid();
void moveWindow(const LLCoordScreen& position,const LLCoordScreen& size);
// Changes display resolution. Returns true if successful
BOOL setDisplayResolution(S32 width, S32 height, S32 bits, S32 refresh);
// Go back to last fullscreen display resolution.
BOOL setFullscreenResolution();
void minimize();
void restore();
BOOL shouldPostQuit() { return mPostQuit; }
protected:
//
// Platform specific methods
//
// create or re-create the GL context/window. Called from the constructor and switchContext().
BOOL createContext(int x, int y, int width, int height, int bits, BOOL fullscreen, BOOL disable_vsync);
void destroyContext();
void setupFailure(const char* text, const char* caption, U32 type);
void adjustCursorDecouple(bool warpingMouse = false);
void fixWindowSize(void);
U32 SDLCheckGrabbyKeys(SDLKey keysym, BOOL gain);
BOOL SDLReallyCaptureInput(BOOL capture);
//
// Platform specific variables
//
U32 mGrabbyKeyFlags;
int mReallyCapturedCount;
SDL_Surface * mWindow;
char * mWindowTitle;
double mOriginalAspectRatio;
BOOL mCursorDecoupled;
S32 mCursorLastEventDeltaX;
S32 mCursorLastEventDeltaY;
BOOL mCursorIgnoreNextDelta;
BOOL mNeedsResize; // Constructor figured out the window is too big, it needs a resize.
LLCoordScreen mNeedsResizeSize;
F32 mOverrideAspectRatio;
F32 mGamma;
U32 mFSAASamples;
int mSDLFlags;
SDL_Cursor* mSDLCursors[UI_CURSOR_COUNT];
int mHaveInputFocus; /* 0=no, 1=yes, else unknown */
int mIsMinimized; /* 0=no, 1=yes, else unknown */
friend class LLWindowManager;
#if LL_X11
private:
// more X11 clipboard stuff
int init_x11clipboard(void);
void quit_x11clipboard(void);
int is_empty_x11clipboard(void);
void put_x11clipboard(int type, int srclen, const char *src);
void get_x11clipboard(int type, int *dstlen, char **dst);
void x11_set_urgent(BOOL urgent);
BOOL mFlashing;
LLTimer mFlashTimer;
#endif //LL_X11
};
class LLSplashScreenSDL : public LLSplashScreen
{
public:
LLSplashScreenSDL();
virtual ~LLSplashScreenSDL();
/*virtual*/ void showImpl();
/*virtual*/ void updateImpl(const char* mesg);
/*virtual*/ void hideImpl();
};
S32 OSMessageBoxSDL(const char* text, const char* caption, U32 type);
void load_url_external(const char* url);
#if LL_GTK
// Lazily initialize and check the runtime GTK version for goodness.
BOOL ll_try_gtk_init(void);
#endif // LL_GTK
#if LL_X11
Window get_SDL_XWindowID(void);
Display* get_SDL_Display(void);
#endif // LL_X11
#endif //LL_LLWINDOWSDL_H
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