5735031298

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Build # 5735031298

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Pull #1617

github

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web-flow

Commit Message

Merge d291cd187 into a397539c1

Pull Request Pull Request #1617: Show Popup on missing game files

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/extras/videoDrivers/SDL2/VideoSDL2.cpp

// Copyright (C) 2005 - 2021 Settlers Freaks (sf-team at siedler25.org)
//
// SPDX-License-Identifier: GPL-2.0-or-later

#include "VideoSDL2.h"
#include "driver/Interface.h"
#include "driver/VideoDriverLoaderInterface.h"
#include "driver/VideoInterface.h"
#include "enum_cast.hpp"
#include "helpers/LSANUtils.h"
#include "helpers/containerUtils.h"
#include "icon.h"
#include "openglCfg.hpp"
#include <s25util/utf8.h>
#include <boost/nowide/iostream.hpp>
#include <SDL.h>
#include <algorithm>
#include <memory>

#ifdef _WIN32
#    include <boost/nowide/convert.hpp>
#    include <SDL_syswm.h>
#endif // _WIN32

#define CHECK_SDL(call)                 \
    do                                  \
    {                                   \
        if((call) == -1)                \
            PrintError(SDL_GetError()); \
    } while(false)

namespace {
template<typename T>
struct SDLMemoryDeleter
{
    void operator()(T* p) const { SDL_free(p); }
};

template<typename T>
using SDL_memory = std::unique_ptr<T, SDLMemoryDeleter<T>>;
} // namespace

IVideoDriver* CreateVideoInstance(VideoDriverLoaderInterface* CallBack)
{
    return new VideoSDL2(CallBack);
}

void FreeVideoInstance(IVideoDriver* driver)
{
    delete driver;
}

const char* GetDriverName()
{
    return "(SDL2) OpenGL via SDL2-Library";
}

VideoSDL2::VideoSDL2(VideoDriverLoaderInterface* CallBack) : VideoDriver(CallBack), window(nullptr), context(nullptr) {}

VideoSDL2::~VideoSDL2()
{
    CleanUp();
}

const char* VideoSDL2::GetName() const
{
    return GetDriverName();
}

bool VideoSDL2::Initialize()
{
    initialized = false;
    rttr::ScopedLeakDisabler _;
    if(SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)
    {
        PrintError(SDL_GetError());
        return false;
    }

    initialized = true;
    return initialized;
}

void VideoSDL2::CleanUp()
{
    if(!initialized)
        return;

    if(context)
        SDL_GL_DeleteContext(context);
    if(window)
        SDL_DestroyWindow(window);
    SDL_QuitSubSystem(SDL_INIT_VIDEO);
    SDL_Quit();
    initialized = false;
}

void VideoSDL2::UpdateCurrentSizes()
{
    int w, h, w2, h2;
    SDL_GetWindowSize(window, &w, &h);
    SDL_GL_GetDrawableSize(window, &w2, &h2);
    SetNewSize(VideoMode(w, h), Extent(w2, h2));
}

bool VideoSDL2::CreateScreen(const std::string& title, const VideoMode& size, bool fullscreen)
{
    if(!initialized)
        return false;

    // GL-Attributes
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, RTTR_OGL_MAJOR));
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, RTTR_OGL_MINOR));
    SDL_GLprofile profile;
    if((RTTR_OGL_ES))
        profile = SDL_GL_CONTEXT_PROFILE_ES;
    else if((RTTR_OGL_COMPAT))
        profile = SDL_GL_CONTEXT_PROFILE_COMPATIBILITY;
    else
        profile = SDL_GL_CONTEXT_PROFILE_CORE;
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, profile));

    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8));
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8));
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8));
    CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1));

    int wndPos = SDL_WINDOWPOS_CENTERED;

    const auto requestedSize = fullscreen ? FindClosestVideoMode(size) : size;

    window = SDL_CreateWindow(title.c_str(), wndPos, wndPos, requestedSize.width, requestedSize.height,
                              SDL_WINDOW_OPENGL | (fullscreen ? SDL_WINDOW_FULLSCREEN : SDL_WINDOW_RESIZABLE));

    // Fallback to non-fullscreen
    if(!window && fullscreen)
    {
        window = SDL_CreateWindow(title.c_str(), wndPos, wndPos, requestedSize.width, requestedSize.height,
                                  SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE);
    }

    if(!window)
    {
        PrintError(SDL_GetError());
        return false;
    }

    isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;
    UpdateCurrentSizes();

    if(!isFullscreen_)
        MoveWindowToCenter();

    SDL_Surface* iconSurf =
      SDL_CreateRGBSurfaceFrom(image.data(), 48, 48, 32, 48 * 4, 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF);
    if(iconSurf)
    {
        SDL_SetWindowIcon(window, iconSurf);
        SDL_FreeSurface(iconSurf);
    } else
        PrintError(SDL_GetError());

    context = SDL_GL_CreateContext(window);

#ifdef _WIN32
    SetWindowTextW(GetConsoleWindow(), boost::nowide::widen(title).c_str());
#endif

    std::fill(keyboard.begin(), keyboard.end(), false);

    SDL_ShowCursor(0);

    return true;
}

bool VideoSDL2::ResizeScreen(const VideoMode& newSize, bool fullscreen)
{
    if(!initialized)
        return false;

    if(isFullscreen_ != fullscreen)
    {
        SDL_SetWindowFullscreen(window, fullscreen ? SDL_WINDOW_FULLSCREEN : 0);
        isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;
        if(!isFullscreen_)
        {
#if SDL_VERSION_ATLEAST(2, 0, 5)
            SDL_SetWindowResizable(window, SDL_TRUE);
#endif
            MoveWindowToCenter();
        }
    }

    if(newSize != GetWindowSize())
    {
        if(isFullscreen_)
        {
            auto const targetMode = FindClosestVideoMode(newSize);
            SDL_DisplayMode target;
            target.w = targetMode.width;
            target.h = targetMode.height;
            target.format = 0;           // don't care
            target.refresh_rate = 0;     // don't care
            target.driverdata = nullptr; // initialize to 0
            // Explicitly change the window size to avoid a bug with SDL reporting the wrong size until alt+tab
            SDL_SetWindowSize(window, target.w, target.h);
            if(SDL_SetWindowDisplayMode(window, &target) < 0)
            {
                PrintError(SDL_GetError());
                return false;
            }
        } else
        {
            SDL_SetWindowSize(window, newSize.width, newSize.height);
        }
        UpdateCurrentSizes();
    }
    return true;
}

void VideoSDL2::PrintError(const std::string& msg) const
{
    boost::nowide::cerr << msg << std::endl;
}

void VideoSDL2::ShowErrorMessage(const std::string& title, const std::string& message)
{
    // window==nullptr is okay too ("no parent")
    SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, title.c_str(), message.c_str(), window);
}

void VideoSDL2::HandlePaste()
{
    if(!SDL_HasClipboardText())
        return;

    SDL_memory<char> text(SDL_GetClipboardText());
    if(!text || *text == '\0') // empty string indicates error
        PrintError(text ? SDL_GetError() : "Paste failed.");

    KeyEvent ke = {KeyType::Char, 0, false, false, false};
    for(const char32_t c : s25util::utf8to32(text.get()))
    {
        ke.c = static_cast<unsigned>(c);
        CallBack->Msg_KeyDown(ke);
    }
}

void VideoSDL2::DestroyScreen()
{
    CleanUp();
}

bool VideoSDL2::SwapBuffers()
{
    SDL_GL_SwapWindow(window);
    return true;
}

bool VideoSDL2::MessageLoop()
{
    SDL_Event ev;
    while(SDL_PollEvent(&ev))
    {
        switch(ev.type)
        {
            default: break;

            case SDL_QUIT: return false;
            case SDL_WINDOWEVENT:
            {
                switch(ev.window.event)
                {
                    case SDL_WINDOWEVENT_RESIZED:
                    {
                        isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;
                        VideoMode newSize(ev.window.data1, ev.window.data2);
                        if(newSize != GetWindowSize())
                        {
                            UpdateCurrentSizes();
                            CallBack->WindowResized();
                        }
                    }
                    break;
                }
            }
            break;

            case SDL_KEYDOWN:
            {
                KeyEvent ke = {KeyType::Invalid, 0, false, false, false};

                switch(ev.key.keysym.sym)
                {
                    default:
                    {
                        // Die 12 F-Tasten
                        if(ev.key.keysym.sym >= SDLK_F1 && ev.key.keysym.sym <= SDLK_F12)
                            ke.kt = static_cast<KeyType>(rttr::enum_cast(KeyType::F1) + ev.key.keysym.sym - SDLK_F1);
                    }
                    break;
                    case SDLK_RETURN: ke.kt = KeyType::Return; break;
                    case SDLK_SPACE: ke.kt = KeyType::Space; break;
                    case SDLK_LEFT: ke.kt = KeyType::Left; break;
                    case SDLK_RIGHT: ke.kt = KeyType::Right; break;
                    case SDLK_UP: ke.kt = KeyType::Up; break;
                    case SDLK_DOWN: ke.kt = KeyType::Down; break;
                    case SDLK_BACKSPACE: ke.kt = KeyType::Backspace; break;
                    case SDLK_DELETE: ke.kt = KeyType::Delete; break;
                    case SDLK_LSHIFT:
                    case SDLK_RSHIFT: ke.kt = KeyType::Shift; break;
                    case SDLK_TAB: ke.kt = KeyType::Tab; break;
                    case SDLK_HOME: ke.kt = KeyType::Home; break;
                    case SDLK_END: ke.kt = KeyType::End; break;
                    case SDLK_ESCAPE: ke.kt = KeyType::Escape; break;
                    case SDLK_PRINTSCREEN: ke.kt = KeyType::Print; break;
                    // case SDLK_BACKQUOTE: ev.key.keysym.scancode = '^'; break;
                    case SDLK_v:
                        if(SDL_GetModState() & KMOD_CTRL)
                        {
                            HandlePaste();
                            continue;
                        }
                        break;
                }

                if(ke.kt == KeyType::Invalid)
                    break;

                /// Strg, Alt, usw gedrückt?
                if(ev.key.keysym.mod & KMOD_CTRL)
                    ke.ctrl = true;
                if(ev.key.keysym.mod & KMOD_SHIFT)
                    ke.shift = true;
                if(ev.key.keysym.mod & KMOD_ALT)
                    ke.alt = true;

                CallBack->Msg_KeyDown(ke);
            }
            break;
            case SDL_TEXTINPUT:
            {
                const std::u32string text = s25util::utf8to32(ev.text.text);
                SDL_Keymod mod = SDL_GetModState();
                KeyEvent ke = {KeyType::Char, 0, (mod & KMOD_CTRL) != 0, (mod & KMOD_SHIFT) != 0,
                               (mod & KMOD_ALT) != 0};
                for(char32_t c : text)
                {
                    ke.c = static_cast<unsigned>(c);
                    CallBack->Msg_KeyDown(ke);
                }
                break;
            }
            case SDL_MOUSEBUTTONDOWN:
                mouse_xy.pos = Position(ev.button.x, ev.button.y);

                if(/*!mouse_xy.ldown && */ ev.button.button == SDL_BUTTON_LEFT)
                {
                    mouse_xy.ldown = true;
                    CallBack->Msg_LeftDown(mouse_xy);
                }
                if(/*!mouse_xy.rdown &&*/ ev.button.button == SDL_BUTTON_RIGHT)
                {
                    mouse_xy.rdown = true;
                    CallBack->Msg_RightDown(mouse_xy);
                }
                break;
            case SDL_MOUSEBUTTONUP:
                mouse_xy.pos = Position(ev.button.x, ev.button.y);

                if(/*mouse_xy.ldown &&*/ ev.button.button == SDL_BUTTON_LEFT)
                {
                    mouse_xy.ldown = false;
                    CallBack->Msg_LeftUp(mouse_xy);
                }
                if(/*mouse_xy.rdown &&*/ ev.button.button == SDL_BUTTON_RIGHT)
                {
                    mouse_xy.rdown = false;
                    CallBack->Msg_RightUp(mouse_xy);
                }
                break;
            case SDL_MOUSEWHEEL:
            {
                int y = ev.wheel.y;
#if SDL_VERSION_ATLEAST(2, 0, 4)
                if(ev.wheel.direction == SDL_MOUSEWHEEL_FLIPPED)
                    y = -y;
#endif
                if(y > 0)
                    CallBack->Msg_WheelUp(mouse_xy);
                else if(y < 0)
                    CallBack->Msg_WheelDown(mouse_xy);
            }
            break;
            case SDL_MOUSEMOTION:
                mouse_xy.pos = Position(ev.motion.x, ev.motion.y);
                CallBack->Msg_MouseMove(mouse_xy);
                break;
        }
    }

    return true;
}

unsigned long VideoSDL2::GetTickCount() const
{
    return SDL_GetTicks();
}

void VideoSDL2::ListVideoModes(std::vector<VideoMode>& video_modes) const
{
    int display = SDL_GetWindowDisplayIndex(window);
    if(display < 0)
        display = 0;
    for(int i = SDL_GetNumDisplayModes(display) - 1; i >= 0; --i)
    {
        SDL_DisplayMode mode;
        if(SDL_GetDisplayMode(display, i, &mode) != 0)
            PrintError(SDL_GetError());
        else
        {
            VideoMode vm(mode.w, mode.h);
            if(!helpers::contains(video_modes, vm))
                video_modes.push_back(vm);
        }
    }
}

OpenGL_Loader_Proc VideoSDL2::GetLoaderFunction() const
{
    return SDL_GL_GetProcAddress;
}

void VideoSDL2::SetMousePos(Position pos)
{
    mouse_xy.pos = pos;
    SDL_WarpMouseInWindow(window, pos.x, pos.y);
}

KeyEvent VideoSDL2::GetModKeyState() const
{
    const SDL_Keymod modifiers = SDL_GetModState();
    const KeyEvent ke = {KeyType::Invalid, 0, ((modifiers & KMOD_CTRL) != 0), ((modifiers & KMOD_SHIFT) != 0),
                         ((modifiers & KMOD_ALT) != 0)};
    return ke;
}

void* VideoSDL2::GetMapPointer() const
{
#ifdef WIN32
    SDL_SysWMinfo wmInfo;
    SDL_VERSION(&wmInfo.version);
    SDL_GetWindowWMInfo(window, &wmInfo);
    // return (void*)wmInfo.info.win.window;
    return (void*)wmInfo.info.win.window;
#else
    return nullptr;
#endif
}

void VideoSDL2::MoveWindowToCenter()
{
    SDL_Rect usableBounds;
#if SDL_VERSION_ATLEAST(2, 0, 5)
    CHECK_SDL(SDL_GetDisplayUsableBounds(SDL_GetWindowDisplayIndex(window), &usableBounds));
    int top, left, bottom, right;
    CHECK_SDL(SDL_GetWindowBordersSize(window, &top, &left, &bottom, &right));
    usableBounds.w -= left + right;
    usableBounds.h -= top + bottom;
#else
    CHECK_SDL(SDL_GetDisplayBounds(SDL_GetWindowDisplayIndex(window), &usableBounds));
    // rough estimates
    usableBounds.w -= 10;
    usableBounds.h -= 30;
#endif
    if(usableBounds.w < GetWindowSize().width || usableBounds.h < GetWindowSize().height)
    {
        SDL_SetWindowSize(window, usableBounds.w, usableBounds.h);
        UpdateCurrentSizes();
    }
    SDL_SetWindowPosition(window, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);
}

1	// Copyright (C) 2005 - 2021 Settlers Freaks (sf-team at siedler25.org)
2	//
3	// SPDX-License-Identifier: GPL-2.0-or-later
4
5	#include "VideoSDL2.h"
6	#include "driver/Interface.h"
7	#include "driver/VideoDriverLoaderInterface.h"
8	#include "driver/VideoInterface.h"
9	#include "enum_cast.hpp"
10	#include "helpers/LSANUtils.h"
11	#include "helpers/containerUtils.h"
12	#include "icon.h"
13	#include "openglCfg.hpp"
14	#include <s25util/utf8.h>
15	#include <boost/nowide/iostream.hpp>
16	#include <SDL.h>
17	#include <algorithm>
18	#include <memory>
19
20	#ifdef _WIN32
21	# include <boost/nowide/convert.hpp>
22	# include <SDL_syswm.h>
23	#endif // _WIN32
24
25	#define CHECK_SDL(call) \
26	do \
27	{ \
28	if((call) == -1) \
29	PrintError(SDL_GetError()); \
30	} while(false)
31
32	namespace {
33	template<typename T>
34	struct SDLMemoryDeleter
35	{
36	void operator()(T* p) const { SDL_free(p); }	×
37	};
38
39	template<typename T>
40	using SDL_memory = std::unique_ptr<T, SDLMemoryDeleter<T>>;
41	} // namespace
42
43	IVideoDriver* CreateVideoInstance(VideoDriverLoaderInterface* CallBack)	1✔
44	{
45	return new VideoSDL2(CallBack);	1✔
46	}
47
48	void FreeVideoInstance(IVideoDriver* driver)	1✔
49	{
50	delete driver;	1✔
51	}	1✔
52
53	const char* GetDriverName()	5✔
54	{
55	return "(SDL2) OpenGL via SDL2-Library";	5✔
56	}
57
58	VideoSDL2::VideoSDL2(VideoDriverLoaderInterface* CallBack) : VideoDriver(CallBack), window(nullptr), context(nullptr) {}	1✔
59
60	VideoSDL2::~VideoSDL2()	2✔
61	{
62	CleanUp();	1✔
63	}	2✔
64
65	const char* VideoSDL2::GetName() const	2✔
66	{
67	return GetDriverName();	2✔
68	}
69
70	bool VideoSDL2::Initialize()	1✔
71	{
72	initialized = false;	1✔
73	rttr::ScopedLeakDisabler _;	1✔
74	if(SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)	1✔
75	{
76	PrintError(SDL_GetError());	×
77	return false;	×
78	}
79
80	initialized = true;	1✔
81	return initialized;	1✔
82	}
83
84	void VideoSDL2::CleanUp()	1✔
85	{
86	if(!initialized)	1✔
87	return;	×
88
89	if(context)	1✔
90	SDL_GL_DeleteContext(context);	×
91	if(window)	1✔
92	SDL_DestroyWindow(window);	×
93	SDL_QuitSubSystem(SDL_INIT_VIDEO);	1✔
94	SDL_Quit();	1✔
95	initialized = false;	1✔
96	}
97
98	void VideoSDL2::UpdateCurrentSizes()	×
99	{
100	int w, h, w2, h2;
101	SDL_GetWindowSize(window, &w, &h);	×
102	SDL_GL_GetDrawableSize(window, &w2, &h2);	×
103	SetNewSize(VideoMode(w, h), Extent(w2, h2));	×
104	}	×
105
106	bool VideoSDL2::CreateScreen(const std::string& title, const VideoMode& size, bool fullscreen)	×
107	{
108	if(!initialized)	×
109	return false;	×
110
111	// GL-Attributes
112	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, RTTR_OGL_MAJOR));	×
113	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, RTTR_OGL_MINOR));	×
114	SDL_GLprofile profile;
115	if((RTTR_OGL_ES))
116	profile = SDL_GL_CONTEXT_PROFILE_ES;
117	else if((RTTR_OGL_COMPAT))
118	profile = SDL_GL_CONTEXT_PROFILE_COMPATIBILITY;	×
119	else
120	profile = SDL_GL_CONTEXT_PROFILE_CORE;
121	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, profile));	×
122
123	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8));	×
124	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8));	×
125	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8));	×
126	CHECK_SDL(SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1));	×
127
128	int wndPos = SDL_WINDOWPOS_CENTERED;	×
129
130	const auto requestedSize = fullscreen ? FindClosestVideoMode(size) : size;	×
131
132	window = SDL_CreateWindow(title.c_str(), wndPos, wndPos, requestedSize.width, requestedSize.height,	×
133	SDL_WINDOW_OPENGL \| (fullscreen ? SDL_WINDOW_FULLSCREEN : SDL_WINDOW_RESIZABLE));
134
135	// Fallback to non-fullscreen
136	if(!window && fullscreen)	×
137	{
138	window = SDL_CreateWindow(title.c_str(), wndPos, wndPos, requestedSize.width, requestedSize.height,	×
139	SDL_WINDOW_OPENGL \| SDL_WINDOW_RESIZABLE);
140	}
141
142	if(!window)	×
143	{
144	PrintError(SDL_GetError());	×
145	return false;	×
146	}
147
148	isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;	×
149	UpdateCurrentSizes();	×
150
151	if(!isFullscreen_)	×
152	MoveWindowToCenter();	×
153
154	SDL_Surface* iconSurf =
155	SDL_CreateRGBSurfaceFrom(image.data(), 48, 48, 32, 48 * 4, 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF);	×
156	if(iconSurf)	×
157	{
158	SDL_SetWindowIcon(window, iconSurf);	×
159	SDL_FreeSurface(iconSurf);	×
160	} else
161	PrintError(SDL_GetError());	×
162
163	context = SDL_GL_CreateContext(window);	×
164
165	#ifdef _WIN32
166	SetWindowTextW(GetConsoleWindow(), boost::nowide::widen(title).c_str());
167	#endif
168
169	std::fill(keyboard.begin(), keyboard.end(), false);	×
170
171	SDL_ShowCursor(0);	×
172
173	return true;	×
174	}
175
176	bool VideoSDL2::ResizeScreen(const VideoMode& newSize, bool fullscreen)	×
177	{
178	if(!initialized)	×
179	return false;	×
180
181	if(isFullscreen_ != fullscreen)	×
182	{
183	SDL_SetWindowFullscreen(window, fullscreen ? SDL_WINDOW_FULLSCREEN : 0);	×
184	isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;	×
185	if(!isFullscreen_)	×
186	{
187	#if SDL_VERSION_ATLEAST(2, 0, 5)
188	SDL_SetWindowResizable(window, SDL_TRUE);	×
189	#endif
190	MoveWindowToCenter();	×
191	}
192	}
193
194	if(newSize != GetWindowSize())	×
195	{
196	if(isFullscreen_)	×
197	{
198	auto const targetMode = FindClosestVideoMode(newSize);	×
199	SDL_DisplayMode target;
200	target.w = targetMode.width;	×
201	target.h = targetMode.height;	×
202	target.format = 0; // don't care	×
203	target.refresh_rate = 0; // don't care	×
204	target.driverdata = nullptr; // initialize to 0	×
205	// Explicitly change the window size to avoid a bug with SDL reporting the wrong size until alt+tab
206	SDL_SetWindowSize(window, target.w, target.h);	×
207	if(SDL_SetWindowDisplayMode(window, &target) < 0)	×
208	{
209	PrintError(SDL_GetError());	×
210	return false;	×
211	}
212	} else
213	{
214	SDL_SetWindowSize(window, newSize.width, newSize.height);	×
215	}
216	UpdateCurrentSizes();	×
217	}
218	return true;	×
219	}
220
221	void VideoSDL2::PrintError(const std::string& msg) const	×
222	{
223	boost::nowide::cerr << msg << std::endl;	×
224	}	×
225
226	void VideoSDL2::ShowErrorMessage(const std::string& title, const std::string& message)	×
227	{
228	// window==nullptr is okay too ("no parent")
229	SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, title.c_str(), message.c_str(), window);	×
230	}	×
231
232	void VideoSDL2::HandlePaste()	×
233	{
234	if(!SDL_HasClipboardText())	×
235	return;	×
236
237	SDL_memory<char> text(SDL_GetClipboardText());	×
238	if(!text \|\| *text == '\0') // empty string indicates error	×
239	PrintError(text ? SDL_GetError() : "Paste failed.");	×
240
241	KeyEvent ke = {KeyType::Char, 0, false, false, false};	×
242	for(const char32_t c : s25util::utf8to32(text.get()))	×
243	{
244	ke.c = static_cast<unsigned>(c);	×
245	CallBack->Msg_KeyDown(ke);	×
246	}
247	}
248
249	void VideoSDL2::DestroyScreen()	×
250	{
251	CleanUp();	×
252	}	×
253
254	bool VideoSDL2::SwapBuffers()	×
255	{
256	SDL_GL_SwapWindow(window);	×
257	return true;	×
258	}
259
260	bool VideoSDL2::MessageLoop()	×
261	{
262	SDL_Event ev;
263	while(SDL_PollEvent(&ev))	×
264	{
265	switch(ev.type)	×
266	{
267	default: break;	×
268
269	case SDL_QUIT: return false;	×
270	case SDL_WINDOWEVENT:	×
271	{
272	switch(ev.window.event)	×
273	{
274	case SDL_WINDOWEVENT_RESIZED:	×
275	{
276	isFullscreen_ = (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) != 0;	×
277	VideoMode newSize(ev.window.data1, ev.window.data2);	×
278	if(newSize != GetWindowSize())	×
279	{
280	UpdateCurrentSizes();	×
281	CallBack->WindowResized();	×
282	}
283	}
284	break;	×
285	}
286	}
287	break;	×
288
289	case SDL_KEYDOWN:	×
290	{
291	KeyEvent ke = {KeyType::Invalid, 0, false, false, false};	×
292
293	switch(ev.key.keysym.sym)	×
294	{
295	default:	×
296	{
297	// Die 12 F-Tasten
298	if(ev.key.keysym.sym >= SDLK_F1 && ev.key.keysym.sym <= SDLK_F12)	×
299	ke.kt = static_cast<KeyType>(rttr::enum_cast(KeyType::F1) + ev.key.keysym.sym - SDLK_F1);	×
300	}
301	break;	×
302	case SDLK_RETURN: ke.kt = KeyType::Return; break;	×
303	case SDLK_SPACE: ke.kt = KeyType::Space; break;	×
304	case SDLK_LEFT: ke.kt = KeyType::Left; break;	×
305	case SDLK_RIGHT: ke.kt = KeyType::Right; break;	×
306	case SDLK_UP: ke.kt = KeyType::Up; break;	×
307	case SDLK_DOWN: ke.kt = KeyType::Down; break;	×
308	case SDLK_BACKSPACE: ke.kt = KeyType::Backspace; break;	×
309	case SDLK_DELETE: ke.kt = KeyType::Delete; break;	×
310	case SDLK_LSHIFT:	×
311	case SDLK_RSHIFT: ke.kt = KeyType::Shift; break;	×
312	case SDLK_TAB: ke.kt = KeyType::Tab; break;	×
313	case SDLK_HOME: ke.kt = KeyType::Home; break;	×
314	case SDLK_END: ke.kt = KeyType::End; break;	×
315	case SDLK_ESCAPE: ke.kt = KeyType::Escape; break;	×
316	case SDLK_PRINTSCREEN: ke.kt = KeyType::Print; break;	×
317	// case SDLK_BACKQUOTE: ev.key.keysym.scancode = '^'; break;
318	case SDLK_v:	×
319	if(SDL_GetModState() & KMOD_CTRL)	×
320	{
321	HandlePaste();	×
322	continue;	×
323	}
324	break;	×
325	}
326
327	if(ke.kt == KeyType::Invalid)	×
328	break;	×
329
330	/// Strg, Alt, usw gedrückt?
331	if(ev.key.keysym.mod & KMOD_CTRL)	×
332	ke.ctrl = true;	×
333	if(ev.key.keysym.mod & KMOD_SHIFT)	×
334	ke.shift = true;	×
335	if(ev.key.keysym.mod & KMOD_ALT)	×
336	ke.alt = true;	×
337
338	CallBack->Msg_KeyDown(ke);	×
339	}
340	break;	×
341	case SDL_TEXTINPUT:	×
342	{
343	const std::u32string text = s25util::utf8to32(ev.text.text);	×
344	SDL_Keymod mod = SDL_GetModState();	×
345	KeyEvent ke = {KeyType::Char, 0, (mod & KMOD_CTRL) != 0, (mod & KMOD_SHIFT) != 0,	×
346	(mod & KMOD_ALT) != 0};	×
347	for(char32_t c : text)	×
348	{
349	ke.c = static_cast<unsigned>(c);	×
350	CallBack->Msg_KeyDown(ke);	×
351	}
352	break;	×
353	}
354	case SDL_MOUSEBUTTONDOWN:	×
355	mouse_xy.pos = Position(ev.button.x, ev.button.y);	×
356
357	if(/!mouse_xy.ldown && / ev.button.button == SDL_BUTTON_LEFT)	×
358	{
359	mouse_xy.ldown = true;	×
360	CallBack->Msg_LeftDown(mouse_xy);	×
361	}
362	if(/!mouse_xy.rdown &&/ ev.button.button == SDL_BUTTON_RIGHT)	×
363	{
364	mouse_xy.rdown = true;	×
365	CallBack->Msg_RightDown(mouse_xy);	×
366	}
367	break;	×
368	case SDL_MOUSEBUTTONUP:	×
369	mouse_xy.pos = Position(ev.button.x, ev.button.y);	×
370
371	if(/mouse_xy.ldown &&/ ev.button.button == SDL_BUTTON_LEFT)	×
372	{
373	mouse_xy.ldown = false;	×
374	CallBack->Msg_LeftUp(mouse_xy);	×
375	}
376	if(/mouse_xy.rdown &&/ ev.button.button == SDL_BUTTON_RIGHT)	×
377	{
378	mouse_xy.rdown = false;	×
379	CallBack->Msg_RightUp(mouse_xy);	×
380	}
381	break;	×
382	case SDL_MOUSEWHEEL:	×
383	{
384	int y = ev.wheel.y;	×
385	#if SDL_VERSION_ATLEAST(2, 0, 4)
386	if(ev.wheel.direction == SDL_MOUSEWHEEL_FLIPPED)	×
387	y = -y;	×
388	#endif
389	if(y > 0)	×
390	CallBack->Msg_WheelUp(mouse_xy);	×
391	else if(y < 0)	×
392	CallBack->Msg_WheelDown(mouse_xy);	×
393	}
394	break;	×
395	case SDL_MOUSEMOTION:	×
396	mouse_xy.pos = Position(ev.motion.x, ev.motion.y);	×
397	CallBack->Msg_MouseMove(mouse_xy);	×
398	break;	×
399	}
400	}
401
402	return true;	×
403	}
404
405	unsigned long VideoSDL2::GetTickCount() const	×
406	{
407	return SDL_GetTicks();	×
408	}
409
410	void VideoSDL2::ListVideoModes(std::vector<VideoMode>& video_modes) const	×
411	{
412	int display = SDL_GetWindowDisplayIndex(window);	×
413	if(display < 0)	×
414	display = 0;	×
415	for(int i = SDL_GetNumDisplayModes(display) - 1; i >= 0; --i)	×
416	{
417	SDL_DisplayMode mode;
418	if(SDL_GetDisplayMode(display, i, &mode) != 0)	×
419	PrintError(SDL_GetError());	×
420	else
421	{
422	VideoMode vm(mode.w, mode.h);	×
423	if(!helpers::contains(video_modes, vm))	×
424	video_modes.push_back(vm);	×
425	}
426	}
427	}	×
428
429	OpenGL_Loader_Proc VideoSDL2::GetLoaderFunction() const	×
430	{
431	return SDL_GL_GetProcAddress;	×
432	}
433
434	void VideoSDL2::SetMousePos(Position pos)	×
435	{
436	mouse_xy.pos = pos;	×
437	SDL_WarpMouseInWindow(window, pos.x, pos.y);	×
438	}	×
439
440	KeyEvent VideoSDL2::GetModKeyState() const	×
441	{
442	const SDL_Keymod modifiers = SDL_GetModState();	×
443	const KeyEvent ke = {KeyType::Invalid, 0, ((modifiers & KMOD_CTRL) != 0), ((modifiers & KMOD_SHIFT) != 0),	×
444	((modifiers & KMOD_ALT) != 0)};	×
445	return ke;	×
446	}
447
448	void* VideoSDL2::GetMapPointer() const	×
449	{
450	#ifdef WIN32
451	SDL_SysWMinfo wmInfo;
452	SDL_VERSION(&wmInfo.version);
453	SDL_GetWindowWMInfo(window, &wmInfo);
454	// return (void*)wmInfo.info.win.window;
455	return (void*)wmInfo.info.win.window;
456	#else
457	return nullptr;	×
458	#endif
459	}
460
461	void VideoSDL2::MoveWindowToCenter()	×
462	{
463	SDL_Rect usableBounds;
464	#if SDL_VERSION_ATLEAST(2, 0, 5)
465	CHECK_SDL(SDL_GetDisplayUsableBounds(SDL_GetWindowDisplayIndex(window), &usableBounds));	×
466	int top, left, bottom, right;
467	CHECK_SDL(SDL_GetWindowBordersSize(window, &top, &left, &bottom, &right));	×
468	usableBounds.w -= left + right;	×
469	usableBounds.h -= top + bottom;	×
470	#else
471	CHECK_SDL(SDL_GetDisplayBounds(SDL_GetWindowDisplayIndex(window), &usableBounds));
472	// rough estimates
473	usableBounds.w -= 10;
474	usableBounds.h -= 30;
475	#endif
476	if(usableBounds.w < GetWindowSize().width \|\| usableBounds.h < GetWindowSize().height)	×
477	{
478	SDL_SetWindowSize(window, usableBounds.w, usableBounds.h);	×
479	UpdateCurrentSizes();	×
480	}
481	SDL_SetWindowPosition(window, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED);	×
482	}	×

Return-To-The-Roots / s25client / 5735031298

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