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/**
* @file llwindowsdl.h
* @brief SDL implementation of LLWindow class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_LLWINDOWSDL_H
#define LL_LLWINDOWSDL_H
// Simple Directmedia Layer (http://libsdl.org/) implementation of LLWindow class
#include "llwindow.h"
#include "lltimer.h"
#if !defined(__i386__) && !defined(__x86_64__)
#define SDL_DISABLE_IMMINTRIN_H
#endif
#include "SDL2/SDL.h"
#include "SDL2/SDL_endian.h"
#if LL_X11
// get X11-specific headers for use in low-level stuff like copy-and-paste support
#include "SDL2/SDL_syswm.h"
#endif
// AssertMacros.h does bad things.
#include "fix_macros.h"
#undef verify
#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*/ void minimize();
/*virtual*/ void restore();
/*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 setSizeImpl(LLCoordScreen size);
/*virtual*/ BOOL setSizeImpl(LLCoordWindow size);
/*virtual*/ BOOL switchContext(BOOL fullscreen, const LLCoordScreen &size, BOOL disable_vsync, const LLCoordScreen * const posp = NULL);
/*virtual*/ void *createSharedContext();
/*virtual*/ void makeContextCurrent(void* context);
/*virtual*/ void destroySharedContext(void* context);
/*virtual*/ void toggleVSync(bool enable_vsync);
/*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 updateCursor();
/*virtual*/ void captureMouse();
/*virtual*/ void releaseMouse();
/*virtual*/ void setMouseClipping( BOOL b );
/*virtual*/ void setMinSize(U32 min_width, U32 min_height, bool enforce_immediately = true);
/*virtual*/ BOOL isClipboardTextAvailable();
/*virtual*/ BOOL pasteTextFromClipboard(LLWString &dst);
/*virtual*/ BOOL copyTextToClipboard(const LLWString & src);
/*virtual*/ BOOL isPrimaryTextAvailable();
/*virtual*/ BOOL pasteTextFromPrimary(LLWString &dst);
/*virtual*/ BOOL copyTextToPrimary(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 processMiscNativeEvents();
/*virtual*/ void gatherInput();
/*virtual*/ void swapBuffers();
/*virtual*/ void restoreGLContext() {};
/*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 dialogColorPicker(F32 *r, F32 *g, F32 *b);
/*virtual*/ void *getPlatformWindow();
/*virtual*/ void bringToFront();
/*virtual*/ void spawnWebBrowser(const std::string& escaped_url, bool async);
static std::vector<std::string> getDynamicFallbackFontList();
// 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
Window mSDL_XWindowID;
Display *mSDL_Display;
#endif
void (*Lock_Display)(void);
void (*Unlock_Display)(void);
#if LL_GTK
// Lazily initialize and check the runtime GTK version for goodness.
static bool ll_try_gtk_init(void);
#endif // LL_GTK
#if LL_X11
static Window get_SDL_XWindowID(void);
static Display* get_SDL_Display(void);
#endif // LL_X11
protected:
LLWindowSDL(LLWindowCallbacks* callbacks,
const std::string& 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();
/*virtual*/ BOOL isValid();
/*virtual*/ LLSD getNativeKeyData();
void initCursors();
void quitCursors();
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();
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 std::string& text, const std::string& caption, U32 type);
void fixWindowSize(void);
U32 SDLCheckGrabbyKeys(SDL_Keycode keysym, BOOL gain);
BOOL SDLReallyCaptureInput(BOOL capture);
//
// Platform specific variables
//
U32 mGrabbyKeyFlags;
int mReallyCapturedCount;
SDL_Window * mWindow;
std::string mWindowTitle;
double mOriginalAspectRatio;
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;
private:
#if LL_X11
void x11_set_urgent(BOOL urgent);
BOOL mFlashing;
LLTimer mFlashTimer;
#endif //LL_X11
U32 mKeyScanCode;
U32 mKeyVirtualKey;
Uint16 mKeyModifiers;
};
class LLSplashScreenSDL : public LLSplashScreen
{
public:
LLSplashScreenSDL();
virtual ~LLSplashScreenSDL();
/*virtual*/ void showImpl();
/*virtual*/ void updateImpl(const std::string& mesg);
/*virtual*/ void hideImpl();
};
S32 OSMessageBoxSDL(const std::string& text, const std::string& caption, U32 type);
#endif //LL_LLWINDOWSDL_H
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