summaryrefslogtreecommitdiff
path: root/indra/llwindow/llwindowsdl.h
blob: fb3b117693db885888e6eda8a106c2bc62c7ac27 (plain)
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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
/** 
 * @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"

#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*/ 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 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 updateCursor();
	/*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*/ 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 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(SDLKey keysym, BOOL gain);
	BOOL SDLReallyCaptureInput(BOOL capture);

	//
	// Platform specific variables
	//
	U32             mGrabbyKeyFlags;
	int			mReallyCapturedCount;
	SDL_Surface *	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;
	SDLMod 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