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TXLin.h
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TXLin.h
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/*
TXLin
Copyright (c) 2018-2019, Tim K <timprogrammer@rambler.ru>
TXLin's licensing terms are different from other libraries. See
LICENSE file in the source folder for more info.
*/
#ifndef TXLIN_H
#define TXLIN_H
#include <SDL.h>
#include <SDL_ttf.h>
#include <unistd.h>
#include <cstdlib>
#include <sys/types.h>
#include <cstring>
#include <iostream>
#include <fstream>
#include <sstream>
#include <cctype>
#include <cstdio>
#include <cmath>
#include <ctime>
#include <csignal>
#include <assert.h>
#include <string>
#include <vector>
#include <execinfo.h>
#ifdef TXLIN_PTHREAD
#include <pthread.h>
#endif
#define HWND Uint32
#define DWORD unsigned long
#define HDC SDL_Renderer*
#define HPEN SDL_Renderer*
#define HBITMAP void*
#define RGBQUAD Uint32
#define HFONT void*
#define LONG unsigned long
#define HBRUSH SDL_Renderer*
#define LOGFONT unsigned int
#define SHORT unsigned int
#define CURSORREF SDL_SystemCursor
#ifdef TXLIN_PTHREAD
#define txthread_t pthread_t
#endif
#define TXLIN_VERSION "TXLin [Ver: 1.76d, Rev: 125, Date: 2020-01-06 00:00:00]"
#define TXLIN_AUTHOR "Copyright (C) RoverAMD/timkoi (Tim K, http://timkoi.gitlab.io/)"
#define TXLIN_VERSIONNUM 0x176d125
#ifdef TXLIN_MODULE
#define _TX_MODULE TXLIN_MODULE
#elif defined(_TX_MODULE)
#define TXLIN_MODULE _TX_MODULE
#else
#define TXLIN_MODULE "TXLin"
#define _TX_MODULE "TXLin"
#endif
#ifdef __clang__
#define TXLIN_COMPILER "Apple LLVM C++ Compiler"
#define __TX_FUNCTION__ __PRETTY_FUNCTION__
#elif defined(__INTEL_COMPILER)
#define TXLIN_COMPILER "Intel C++ Compiler"
#define __TX_FUNCTION__ __FUNCTION__
#elif defined(__GNUC__)
#define TXLIN_COMPILER "GNU C/C++ Compiler"
#define __TX_FUNCTION__ __PRETTY_FUNCTION__
#pragma GCC diagnostic ignored "-Wsign-compare"
#pragma GCC diagnostic ignored "-Wunused-parameter"
#elif defined(_MSC_VER)
#pragma message("Windows is not supported by TXLin. And it will never be supported, because on Windows you should use TXLib.")
#elif defined(__SUNPRO_CC)
#error "Sun Studio is not supported by TXLin. It's too old, too buggy. Use GCC if you can."
#define TXLIN_COMPILER "Unsupported C++ compiler"
#define __TX_FUNCTION__ "(__TX_FUNCTION__ not supported with your compiler)"
#warning "TXLin does not support your C++ compiler. Continue at your own risk!"
#endif
#define __TX_FILENAME__ __FILE__
#ifdef __APPLE__
#define TXLIN_OPERATINGSYSTEM "Apple macOS"
#elif defined(__linux__)
#define TXLIN_OPERATINGSYSTEM "Linux"
#elif defined(__FreeBSD__)
#define TXLIN_OPERATINGSYSTEM "FreeBSD"
#define TXLIN_NO_CPU_DETECTION 1
#else
#define TXLIN_OPERATINGSYSTEM "Unsupported UNIX-like operating system"
#define TXLIN_NO_CPU_DETECTION 1
#warning "TXLin cannot detect your current operating system. Use at your own risk."
#endif
#ifndef TXLIN_INTELGPU_ACCEL
#define TXLIN_NO_3D_ACCELERATION 1
#endif
#ifdef TXLIN_OLDCOMPILER
#define nullptr 0
#endif
#define THIS_IS_TXLIN
// compatibility defines (not really)
#define _TX_VERSION TXLIN_VERSION
#define _TX_AUTHOR TXLIN_AUTHOR
#define _TX_VER TXLIN_VERSIONNUM
#define __TX_COMPILER__ TXLIN_COMPILER
#define bark meow TXLIN_WARNING("bark is deprecated, use meow")
// Meow :-) https://www.instagram.com/p/BxYHsZBJKgE/
// /\____/\
// | . . |
// | \/\/ |
// --------
// Squared cat
#define meow ;
#define please
#define txPI 3.14159265358979323846
#define VK_UP SDL_SCANCODE_UP
#define VK_DOWN SDL_SCANCODE_DOWN
#define VK_LEFT SDL_SCANCODE_LEFT
#define VK_RIGHT SDL_SCANCODE_RIGHT
#define VK_ESCAPE SDL_SCANCODE_ESCAPE
#define VK_SHIFT SDL_SCANCODE_LSHIFT
#define VK_SPACE SDL_SCANCODE_KP_SPACE
#define VK_CONTROL SDL_SCANCODE_LCTRL
#define VK_MENU SDL_SCANCODE_LALT
// debug define
#ifdef TXLIN_DEBUG
#define DBGOUT if (0) std::cerr << "[TXLin/DEBUG/" << __LINE__ << "] "
#else
#define DBGOUT std::stringstream()
#endif
#define DBGINT(var) DBGOUT << #var << " = " << var << std::endl
#define TXLIN_WARNING(text) { if (getenv("TXLIN_DISABLEAPPWARNINGS") == nullptr) { std::cerr << "[TXLin/WARNING] " << text << std::endl; } }
#define TXLIN_WARNINGWITHMESSAGEBOX(text) { TXLIN_WARNING(text); txMessageBox((text), "TXLin", 0); }
#define TXLIN_WARNINGNOTIMPLEMENTED() TXLIN_WARNING(std::string(__PRETTY_FUNCTION__) + " is not implemented yet.")
// colors
#define TX_BLACK RGB(0, 0, 0)
#define TX_BLUE RGB(0, 0, 128)
#define TX_GREEN RGB(0, 128, 0)
#define TX_CYAN RGB(0, 128, 128)
#define TX_RED RGB(128, 0, 0)
#define TX_MAGENTA RGB(128, 0, 128)
#define TX_BROWN RGB(128, 128, 0)
#define TX_ORANGE RGB(255, 128, 0)
#define TX_GRAY RGB(160, 160, 160)
#define TX_DARKGRAY RGB(128, 128, 128)
#define TX_LIGHTGRAY RGB(192, 192, 192)
#define TX_LIGHTBLUE RGB(0, 0, 255)
#define TX_LIGHTGREEN RGB(0, 255, 128)
#define TX_LIGHTCYAN RGB(0, 255, 255)
#define TX_LIGHTRED RGB(255, 0, 128)
#define TX_LIGHTMAGENTA RGB(255, 0, 255)
#define TX_PINK RGB(255, 128, 255)
#define TX_YELLOW RGB(255, 255, 128)
#define TX_WHITE RGB(255, 255, 255)
#define TX_GREY TX_GRAY
#define TX_DARKGREY TX_DARKGRAY
#define TX_LIGHTGREY TX_LIGHTGRAY
#define TX_TRANSPARENT RGB(-1, -1, -1)
// CLI colors
#define FOREGROUND_BLUE 1
#define FOREGROUND_RED 4
#define FOREGROUND_INTENSITY 8
#define FOREGROUND_GREEN 2
#define FOREGROUND_BLACK ( 0 )
#define FOREGROUND_CYAN ( FOREGROUND_BLUE | FOREGROUND_GREEN )
#define FOREGROUND_MAGENTA ( FOREGROUND_BLUE | FOREGROUND_RED )
#define FOREGROUND_DARKYELLOW ( FOREGROUND_GREEN | FOREGROUND_RED )
#define FOREGROUND_LIGHTGRAY ( FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED )
#define FOREGROUND_DARKGRAY ( FOREGROUND_INTENSITY )
#define FOREGROUND_LIGHTBLUE ( FOREGROUND_BLUE | FOREGROUND_INTENSITY )
#define FOREGROUND_LIGHTGREEN ( FOREGROUND_GREEN | FOREGROUND_INTENSITY )
#define FOREGROUND_LIGHTCYAN ( FOREGROUND_CYAN | FOREGROUND_INTENSITY )
#define FOREGROUND_LIGHTRED ( FOREGROUND_RED | FOREGROUND_INTENSITY )
#define FOREGROUND_LIGHTMAGENTA ( FOREGROUND_MAGENTA | FOREGROUND_INTENSITY )
#define FOREGROUND_YELLOW ( FOREGROUND_DARKYELLOW | FOREGROUND_INTENSITY )
#define FOREGROUND_WHITE ( FOREGROUND_LIGHTGRAY | FOREGROUND_INTENSITY )
// dummy defines that are needed for API compatibility
#define FLOODFILLBORDER 0x0001
#define FLOODFILLSURFACE 0x0002
#define TA_LEFT 3
#define TA_RIGHT 4
#define TA_CENTER 5
#define TA_TOP 6
#define TA_BOTTOM 7
#define SND_ASYNC 80
#define SND_SYNC 81
#define SND_LOOP 82
#define SND_NOSTOP -1
#define SND_APPLICATION 84
#define SND_NODEFAULT -1
#ifdef TXLIN_TEXTSET_MAXWIDTH
#undef TXLIN_TEXTSET_MAXWIDTH
#warning "TXLIN_TEXTSET_MAXWIDTH and TXLIN_TEXTSET_MAXHEIGHT are now ignored as now txSelectFont works properly"
#endif
#ifdef TXLIN_TEXTSET_MAXHEIGHT
#undef TXLIN_TEXTSET_MAXHEIGHT
#warning "TXLIN_TEXTSET_MAXWIDTH and TXLIN_TEXTSET_MAXHEIGHT are now ignored as now txSelectFont works properly"
#endif
#define TXLIN_TEXTSET_HALFWIDTH (TXLIN_TEXTSET_MAXWIDTH / 2)
#define TXLIN_TEXTSET_HALFHEIGHT (TXLIN_TEXTSET_MAXHEIGHT / 2)
#define TXLIN_UNPORTABLEDEF_SQUARE(num) ((num) * (num))
#define txSqr(x) TXLIN_UNPORTABLEDEF_SQUARE((double)(x))
#define TXLIN_UNPORTABLEDEF_RMFILE(filename) std::system(std::string(std::string("rm -r -f \"") + std::string(filename) + '\"').c_str())
#define TXLIN_UNPORTABLEDEF_EVENTPROCESSING_PROCESSED 0
#define TXLIN_UNPORTABLEDEF_EVENTPROCESSING_QUIT 1
#define TXLIN_UNPORTABLEDEF_EVENTPROCESSING_NONE 2
#define TM_DEFAULT SDL_SYSTEM_CURSOR_ARROW
#define TM_WAIT SDL_SYSTEM_CURSOR_WAIT
#define TM_PROHIBITED SDL_SYSTEM_CURSOR_NO
#define TM_HAND SDL_SYSTEM_CURSOR_HAND
#define TM_NONE (CURSORREF)(14)
#define MB_ABORTRETRYIGNORE 0x00000002L
#define MB_CANCELTRYCONTINUE 0x00000006L
#define MB_OK 0x00000000L
#define MB_OKCANCEL 0x00000001L
#define MB_RETRYCANCEL 0x00000005L
#define MB_YESNO 0x00000004L
#define MB_YESNOCANCEL 0x00000003L
#define IDABORT 3
#define IDCANCEL 2
#define IDCONTINUE 11
#define IDIGNORE 5
#define IDNO 7
#define IDOK 1
#define IDRETRY 4
#define IDTRYAGAIN IDRETRY
#define IDYES 6
#define txGDI(function) TXLIN_WARNING(std::string(std::string("txGDI does not work on Mac OS X or Linux, because it is a Windows-specific function. As such, ") + std::string(#function) + std::string(" won't be called.")).c_str());
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#define ROUND(x) (round((double)(x)))
#define SIZEARR(array) (int)(((double)(sizeof(array)) / (double)(sizeof(array[0]))))
#ifndef TXLIN_DEBUG
#define verify(expr) (expr)
#define TX_DEBUG_ERROR(msg) (void)(msg)
#else
#define verify(expr) assert(expr)
#define TX_DEBUG_ERROR(msg) TX_ERROR(msg)
#endif
#define _ ,
#define txItoa(num) txLinUnportableNumToCPlusPlusString(num).c_str()
#define TX_ERROR(msg) { std::string txErrorMessage_tmp = "TX_ERROR() invoked on line " + txLinUnportableNumToCPlusPlusString(__LINE__) + " file \"" + std::string(__TX_FILENAME__) + "\".\nCompiler used: " + std::string(__TX_COMPILER__) + "\nOperating system used: " + std::string(TXLIN_OPERATINGSYSTEM) + "\n\nIn function " + std::string(__PRETTY_FUNCTION__) + ": " + std::string(msg) + "\n\nPlease contact the developer of this program to fix this error. Cannot continue."; \
txSetConsoleAttr(FOREGROUND_RED); \
std::cerr << txErrorMessage_tmp.c_str() << std::endl; \
txSetConsoleAttr(FOREGROUND_WHITE); \
txMessageBox(txErrorMessage_tmp.c_str(), "TX_ERROR"); \
abort(); \
}
#define txStackBackTrace() { std::cerr << "=====================================================" << std::endl; \
std::cerr << " STACK BACKTRACE (TXLIN)" << std::endl; \
std::cerr << " FILE " << __TX_FILENAME__ << " LINE " << __LINE__ << std::endl; \
std::cerr << "=====================================================" << std::endl; \
txLinUnportableMacLinuxBacktrace(); \
std::cerr << "=====================================================" << std::endl; \
}
#define txRandom(b1, b2) (b1)
#ifdef _TX_ALLOW_KILL_PARENT
#warning "_TX_ALLOW_KILL_PARENT is ignored by TXLin."
#endif
#ifndef TXLIN_MACOS_VOICEOVERVOICE
#define TXLIN_MACOS_VOICEOVERVOICE "Daniel"
#endif
#if __cplusplus < 201103L
#define nullptr 0
#warning "Your C++ compiler either does not support C++11 or, by default, operates in C++98 preprocessing mode. Please enable the C++11 mode by adding the \"-std=c++0x\" flag to your compiler. TXLin uses some features that are only present in C++11 in some cases, so you might get errors if you do not enable C++11."
#endif
struct POINT {
double x;
double y;
};
struct SIZE {
unsigned long cx;
unsigned long cy;
};
struct COLORREF {
int r;
int g;
int b;
};
struct RECT {
double left;
double top;
double right;
double bottom;
};
struct COORD {
unsigned int X;
unsigned int Y;
};
struct SMALL_RECT {
unsigned int Left;
unsigned int Top;
unsigned int Right;
unsigned int Bottom;
};
struct TXTYPE_SDLSURFRENDER {
SDL_Surface* surface;
SDL_Renderer* renderer;
};
inline bool operator==(const COLORREF& c1, const COLORREF& c2) {
return (c1.r == c2.r && c1.g == c2.g && c1.b == c2.b);
}
inline bool operator!=(const COLORREF& c1, const COLORREF& c2) {
return (c1.r != c2.r || c1.g != c2.g || c1.b != c2.b);
}
#ifndef TXLIN_NO_NAMESPACE
namespace TX {
#endif
inline COLORREF RGB (int red, int green, int blue);
static bool txLinUnportableHasInitializedTXLinInThisContext = false;
static HWND txLinUnportableRecentlyCreatedWindow = -1;
static unsigned txLinUnportableLastTerminalColor = 0x07;
static bool txLinUnportableAutomaticWindowUpdates = true;
static int TXLIN_TEXTSET_MAXWIDTH = 12;
static int TXLIN_TEXTSET_MAXHEIGHT = 12;
static COLORREF txLinUnportableLastFillColor = TX_TRANSPARENT;
static COLORREF txLinUnportableLastDrawColor = TX_WHITE;
static unsigned txLinUnportableTextAlign = TA_BOTTOM;
static bool txLinUnportableAllowExit = true;
static int txLinUnportableLineThickness = 1;
static bool txLinUnportableUseMonolithic = false;
static std::vector<TXTYPE_SDLSURFRENDER> txLinUnportableDCSurfaces = std::vector<TXTYPE_SDLSURFRENDER>();
inline HDC txDC();
inline HWND txWindow();
inline COLORREF txGetFillColor(HDC dc = txDC());
inline bool txFloodFill (double x, double y, COLORREF realOld = txGetFillColor(), DWORD mode = FLOODFILLSURFACE, HDC dc = txDC());
inline SIZE txGetTextExtent(const char* text, HDC dc = txDC());
inline bool txClear(HDC dc = txDC());
inline HBRUSH txSetFillColor(COLORREF color = TX_TRANSPARENT, HDC dc = txDC());
inline char* txInputBox_nonNativeSDLRender(const char* text, const char* caption = "TXLin", const char* input = "", char mask = ' ');
inline bool txNotifyIcon_nonNativeSDLRender(const char* text, const char* title);
inline int txMessageBox(const char* text, const char* header = "TXLin", unsigned flags = MB_OK);
inline void txSetConsoleAttr(unsigned colors = 0x07);
inline bool txEllipse(double x0, double y0, double x1, double y1, HDC dc = txDC());
inline std::string txLinUnportableNumToCPlusPlusString(int num) {
std::stringstream stream;
stream << num;
return stream.str();
}
inline int txLinUnportableSDLProcessOneEvent() {
SDL_Event* eventHandler = (SDL_Event*)(malloc(sizeof(SDL_Event)));
if (SDL_PollEvent(eventHandler) == 0) {
free(eventHandler);
return TXLIN_UNPORTABLEDEF_EVENTPROCESSING_NONE;
}
if (eventHandler->type == SDL_QUIT && txLinUnportableAllowExit) {
free(eventHandler);
SDL_DestroyRenderer(txDC());
SDL_DestroyWindow(SDL_GetWindowFromID(txWindow()));
TTF_Quit();
SDL_Quit();
exit(0);
return TXLIN_UNPORTABLEDEF_EVENTPROCESSING_QUIT;
}
free(eventHandler);
return TXLIN_UNPORTABLEDEF_EVENTPROCESSING_PROCESSED;
}
inline void txLinUnportableMacLinuxBacktrace() {
#ifndef TXLIN_NO_BACKTRACE
void* addressesBuffer = (void*)(calloc(10, sizeof(unsigned)));
int countaddr = backtrace(&addressesBuffer, 10);
char** arrayofcstrings = backtrace_symbols(&addressesBuffer, countaddr);
for (int i = 0; i < countaddr; i++)
std::cerr << arrayofcstrings[i] << std::endl;
#else
std::cerr << "Backtrace fetching was disabled during compile time." << std::endl;
#endif
}
HWND txWindow() {
DBGINT(txLinUnportableRecentlyCreatedWindow);
return txLinUnportableRecentlyCreatedWindow;
}
inline char* txLinUnportableMacLinuxPath(const char* wpathstring) {
if (wpathstring == nullptr)
return nullptr;
char* result = (char*)(calloc(strlen(wpathstring), sizeof(char)));
for (int i = 0; i < strlen(wpathstring); i++) {
if (wpathstring[i] != '\\')
result[i] = wpathstring[i];
else
result[i] = '/';
}
result[strlen(wpathstring)] = '\0';
return result;
}
inline bool txGetClosable() {
return txLinUnportableAllowExit;
}
inline bool txSetClosable(bool value = true) {
txLinUnportableAllowExit = value;
return txLinUnportableAllowExit;
}
inline bool txMacOSOlderThanMavericks() {
#ifdef __APPLE__
return (std::system("test `defaults read loginwindow SystemVersionStampAsString | cut -d '.' -f2` -lt 9") == 0);
#else
return false;
#endif
}
inline int fsizeof(const char* filename) {
if (filename == nullptr)
return 0;
FILE* fileDescriptor = fopen(filename, "r");
if (fileDescriptor == nullptr)
return 0;
fseek(fileDescriptor, 0L, SEEK_END);
long out = ftell(fileDescriptor);
fclose(fileDescriptor);
return (int)(out);
}
inline char* txTextDocument(const char* filename) {
char* filename2 = txLinUnportableMacLinuxPath(filename);
if (filename2 == nullptr) {
TXLIN_WARNING("filename specified as nullptr.")
return nullptr;
}
char* final = (char*)(calloc(fsizeof(filename) + 1, sizeof(char)));
FILE* fileDescriptor = fopen(filename, "r");
if (fileDescriptor == nullptr)
return nullptr;
int characterRepresentedAsInt = 0;
int loc = 0;
while ((characterRepresentedAsInt = getc(fileDescriptor)) != EOF) {
final[loc] = (char)(characterRepresentedAsInt);
loc = loc + 1;
}
fclose(fileDescriptor);
return final;
}
inline bool txWriteDocument(const char* contents, const char* filename) {
if (filename == nullptr || contents == nullptr)
return false;
FILE* fileDescriptor = fopen(filename, "w");
if (fileDescriptor == nullptr)
return false;
fputs(contents, fileDescriptor);
fclose(fileDescriptor);
return true;
}
inline char* txSelectDocument(const char* text = "Please select a file to continue.", const char* filter = "*") {
if (text == nullptr || filter == nullptr)
return nullptr;
std::string selectSocket = "/tmp/txlin-select.sock";
#ifdef __APPLE__
if (txMacOSOlderThanMavericks())
return txInputBox_nonNativeSDLRender(text, "TXLin Fallback File Selection Dialog");
if (std::system(std::string("osascript -e 'choose file with prompt \"" + std::string(text) + "\"' of type {\"" + std::string(filter) + "\"} 2>/dev/null | sed 's+:+/+g' | cut -d '/' -f2- > " + selectSocket).c_str()) != 0)
#else
if (std::system("which zenity > /dev/null 2>&1") != 0)
return txInputBox_nonNativeSDLRender(text, "TXLin Fallback File Selection Dialog");
if (std::system(std::string("zenity --file-selection --file-filter=\"" + std::string(filter) + "\" > " + selectSocket).c_str()) != 0)
#endif
return nullptr;
char* resultingText = txTextDocument(selectSocket.c_str());
TXLIN_UNPORTABLEDEF_RMFILE(selectSocket.c_str());
#ifdef __APPLE__
std::string resultingTextMacOpt = resultingText;
free(resultingText);
resultingText = (char*)(calloc(resultingTextMacOpt.size() + 1, sizeof(char)));
resultingTextMacOpt = '/' + resultingTextMacOpt;
strcpy(resultingText, resultingTextMacOpt.c_str());
#endif
if (resultingText[strlen(resultingText) - 1] == '\n')
resultingText[strlen(resultingText) - 1] = '\0';
return resultingText;
}
inline bool txRemoveDocument(const char* filename2) {
if (filename2 == nullptr)
return false;
char* filename = txLinUnportableMacLinuxPath(filename2);
bool res = (TXLIN_UNPORTABLEDEF_RMFILE(filename) == 0);
free(filename);
return res;
}
inline unsigned long GetTickCount() {
return (unsigned long)(SDL_GetTicks());
}
#define Sleep(ms) txSleep(ms)
inline int txPlayVideo(const char* fn) {
if (!fn) {
TXLIN_WARNING("txPlayVideo called with NULL argument, won't play anything");
return -1;
}
#ifndef __APPLE__
// TODO: Implement support for Linux media players
TXLIN_WARNING("txPlayVideo only works on macOS, because currently, only QuickTime X is supported.");
return -1;
#endif
std::string cmdQT = "open -a 'QuickTime Player' '" + fn + "'";
clock_t startTime = clock() / CLOCKS_PER_SEC;
std::system(cmdQT);
clock_t endTime = clock() / CLOCKS_PER_SEC;
int difference = (int)(endTime - startTime);
return difference;
}
inline bool GetWindowRect(HWND window, RECT* where) {
if (where == nullptr)
return false;
int basex = 0;
int basey = 0;
int width = 0;
int height = 0;
SDL_Window* wOrig = SDL_GetWindowFromID(window);
if (wOrig == nullptr)
return false;
SDL_GetWindowPosition(wOrig, &basex, &basey);
SDL_GetWindowSize(wOrig, &width, &height);
where->left = basex;
where->top = basey;
where->right = basex + width;
where->bottom = basey + height;
return true;
}
inline SDL_Point* txLinUnportablePointCapsToSDL(const POINT* points, int pointsCount) {
SDL_Point* pointsFinal = (SDL_Point*)(calloc(pointsCount, sizeof(SDL_Point)));
for (int i = 0; i < pointsCount; i++) {
pointsFinal[i].x = (int)(points[i].x);
pointsFinal[i].y = (int)(points[i].y);
}
return pointsFinal;
}
inline char* txClipboard(const char* flushText = nullptr) {
if (SDL_HasClipboardText() == SDL_FALSE)
return nullptr;
if (flushText)
SDL_SetClipboardText(flushText);
return SDL_GetClipboardText();
}
inline int txGetRAM() {
return SDL_GetSystemRAM();
}
inline void txLinUnportableUnexpectedSignalHandler(int signal) {
SDL_Quit();
exit(0);
}
inline bool txLinUnportableInitSDL() {
signal(SIGTERM, txLinUnportableUnexpectedSignalHandler);
signal(SIGKILL, txLinUnportableUnexpectedSignalHandler);
if ((SDL_Init(SDL_INIT_VIDEO) == 0) == false) {
TXLIN_WARNING("SDL_GetError(): " + std::string(SDL_GetError()) + ", your program probably won't start due to SDL2 problems");
return false;
}
if (TTF_Init() != 0) {
TXLIN_WARNING("TTF_GetError(): " + std::string(TTF_GetError()) + ", your program probably won't display any text due to SDL2_ttf problems");
return false;
}
txLinUnportableDCSurfaces.clear();
return true;
}
inline int txLinUnportableModule(int number) {
if (number < 0)
return ((number) * (-1));
return number;
}
inline void txRedrawWindow(bool mtFunc = false) {
for (int i = 0; i < txLinUnportableDCSurfaces.size(); i++) {
if (txLinUnportableDCSurfaces.at(i).renderer != nullptr)
SDL_RenderPresent(txLinUnportableDCSurfaces.at(i).renderer);
}
SDL_UpdateWindowSurface(SDL_GetWindowFromID(txWindow()));
if (mtFunc == false)
txLinUnportableSDLProcessOneEvent();
}
inline HWND txCreateWindow(double sizeX, double sizeY, bool centered = true) {
if (txLinUnportableHasInitializedTXLinInThisContext && txLinUnportableInitSDL() == false)
return -1;
int x = SDL_WINDOWPOS_CENTERED;
int y = SDL_WINDOWPOS_CENTERED;
if (centered == false) {
x = 2;
y = 2;
}
SDL_Window* window = SDL_CreateWindow("TXLin", x, y, (int)(sizeX), (int)(sizeY), SDL_WINDOW_SHOWN);
txLinUnportableRecentlyCreatedWindow = SDL_GetWindowID(window);
txSetFillColor(TX_BLACK);
txClear(txDC());
SDL_UpdateWindowSurface(window);
TXTYPE_SDLSURFRENDER windowRType = { SDL_GetWindowSurface(window), SDL_GetRenderer(window) };
txLinUnportableDCSurfaces.push_back(windowRType);
SDL_ShowWindow(window);
SDL_RaiseWindow(window);
SDL_Delay(500);
DBGOUT << "Window shown" << std::endl;
return txLinUnportableRecentlyCreatedWindow;
}
inline bool txIsLinux() {
#ifdef __linux__
return true;
#else
return false;
#endif
}
inline bool txIsMacOS() {
#ifdef __APPLE__
return true;
#else
return false;
#endif
}
inline bool txIsFreeBSD() {
#ifdef __FreeBSD__
return true;
#else
return false;
#endif
}
inline bool txLinUnportableFileExists(const char* file) {
std::ifstream inputStream(file);
return inputStream.good();
}
inline const char* txLinUnportableFindFont() {
#ifdef __APPLE__
return "/System/Library/Fonts/Apple Symbols.ttf";
#else
std::vector<const char*> fontsList;
if (getenv("TXLIN_FONTFILE") != nullptr)
fontsList.push_back(getenv("TXLIN_FONTFILE"));
fontsList.push_back("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf");
fontsList.push_back("/usr/share/fonts/truetype/DejaVuSans.ttf");
fontsList.push_back("/usr/share/fonts/dejavu/DejaVuSans.ttf");
fontsList.push_back("/usr/share/fonts/TTF/DejaVuSans.ttf");
for (int i = 0; i < fontsList.size(); i++) {
if (txLinUnportableFileExists(fontsList.at(i))) {
txLinUnportableUseMonolithic = false;
return fontsList.at(i);
}
}
txLinUnportableUseMonolithic = true;
return nullptr;
#endif
}
inline LOGFONT* txFontExist(const char* name) {
if (strcmp("System", name) == 0)
return (LOGFONT*)(1);
return nullptr;
}
inline double txSleep(double time = 0) {
txRedrawWindow();
SDL_Delay(time);
return time;
}
inline bool txSpeak(const char* stringToSay) {
if (stringToSay == nullptr)
return false;
#ifdef __APPLE__
bool result = (std::system(std::string("say -v \"" + std::string(TXLIN_MACOS_VOICEOVERVOICE) + "\" '" + std::string(stringToSay) + "'").c_str()) == 0);
#else
bool result = false;
if (std::system("command -v festival > /dev/null 2>&1") == 0 && getenv("TXLIN_BROKENFESTIVAL") == nullptr)
result = (std::system(std::string("echo '" + std::string(stringToSay) + "' | festival --tts").c_str()) == 0);
else if (std::system("command -v espeak > /dev/null 2>&1") == 0)
result = (std::system(std::string("espeak '" + std::string(stringToSay) + "'").c_str()) == 0);
else
TX_ERROR("No TTS engines are installed on your computer. Please install espeak or festival.");
#endif
return result;
}
inline const char* txCPUVendor() {
#ifdef __APPLE__
if (std::system("test `sysctl machdep.cpu.vendor | cut -d ':' -f2 | sed 's/ //g'` = \"GenuineIntel\"") == 0)
return "Intel";
else if (std::system("test `sysctl machdep.cpu.vendor | cut -d ':' -f2 | sed 's/ //g'` = \"AuthenticAMD\"") == 0)
return "AMD";
else if (std::system("test `sysctl machdep.cpu.vendor | cut -d ':' -f2 | sed 's/ //g'` = \" lrpepyh vr\"") == 0)
return "Parallels";
else if (std::system("test `sysctl machdep.cpu.vendor | cut -d ':' -f2 | sed 's/ //g'` = \"VMwareVMware\"") == 0)
return "VMware";
return "IBM";
#elif !defined(TXLIN_NO_CPU_DETECTION)
if (std::system("lscpu | grep Vendor | grep -q \" lrpepyh vr\"") == 0 || std::system("command -v prlcc > /dev/null 2>&1") == 0)
return "Parallels";
else if (std::system("lscpu | grep Vendor | grep -q GenuineIntel") == 0)
return "Intel";
else if (std::system("lscpu | grep Vendor | grep -q AuthenticAMD") == 0)
return "AMD";
else if (std::system("lscpu | grep Vendor | grep -q CentaurHauls") == 0 || std::system("lscpu | grep Vendor | grep -q CyrixInstead") == 0 || std::system("lscpu | grep Vendor | grep -q \"VIA VIA VIA\"") == 0)
return "VIA";
else if (std::system("lscpu | grep Vendor | grep -q GenuineTMx86") == 0)
return "Transmeta";
else if (std::system("lscpu | grep Vendor | grep -q VMwareVMware") == 0)
return "VMware";
else if (std::system("lscpu | grep Vendor | grep -q KVMKVMKVM") == 0 || std::system("lscpu | grep Vendor | grep -q \"bhyve bhyve \"") == 0)
return "QEMU";
else if (std::system("lscpu | grep Vendor | grep -q \"Microsoft Hv\"") == 0)
return "Microsoft";
return "Unknown";
#else
return "Unknown";
#endif
}
inline bool txSetDefaults(HDC dc = txDC()) {
DBGOUT << "called txSetDefaults" << std::endl;
SDL_Renderer* rendererContext = dc;
if (rendererContext == nullptr)
return false;
SDL_SetRenderDrawColor(rendererContext, 255, 255, 255, 0);
txSetFillColor(TX_BLACK);
return true;
}
#define GetDC(hwndIn) SDL_GetRenderer(SDL_GetWindowFromID(hwndIn))
#define GetForegroundWindow() txWindow()
#define ReleaseDC(hwndIn, hdcIn) { (void)(hwndIn); SDL_DestroyRenderer(hdcIn); }
inline bool SetForegroundWindow(HWND hwndIn = txWindow()) {
SDL_Window* window = SDL_GetWindowFromID(hwndIn);
if (window == nullptr)
return false;
SDL_RaiseWindow(window);
return true;
}
HDC txDC() {
DBGOUT << "called txDC()" << std::endl;
SDL_Window* window = SDL_GetWindowFromID(txWindow());
if (window == nullptr)
return nullptr;
SDL_Renderer* resultRenderer = SDL_GetRenderer(window);
if (resultRenderer == nullptr) {
DBGOUT << "regenerating renderer" << std::endl;
#ifndef TXLIN_NO_3D_ACCELERATION
resultRenderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
#else
resultRenderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_SOFTWARE);
#endif
txSetDefaults(resultRenderer);
txRedrawWindow();
//txSetDefaults(resultRenderer);
}
return resultRenderer;
}
inline RGBQUAD* txVideoMemory(HDC dc = txDC()) {
if (dc == nullptr)
return nullptr;
return (RGBQUAD*)(SDL_GetWindowSurface(SDL_GetWindowFromID(txWindow()))->pixels);
}
inline bool txOK() {
return txLinUnportableHasInitializedTXLinInThisContext;
}
inline POINT txGetExtent (HDC dc = txDC()) {
POINT result;
result.x = 0.0;
result.y = 0.0;
int xSet = 0;
int ySet = 0;
if (SDL_GetRendererOutputSize(dc, &xSet, &ySet) != 0)
return result;
result.x = (double)(xSet);
result.y = (double)(ySet);
return result;
}
inline bool txSelectMouse(CURSORREF mouseId = TM_DEFAULT) {
if (mouseId == TM_NONE) {
SDL_ShowCursor(SDL_DISABLE);
return true;
}
SDL_ShowCursor(SDL_ENABLE);
SDL_Cursor* mousePointer = SDL_CreateSystemCursor(mouseId);
if (mousePointer == nullptr)
return false;
SDL_SetCursor(mousePointer);
return true;
}
inline int txGetExtentX (HDC dc = txDC()) {
return (int)(txGetExtent(dc).x);
}
inline int txGetExtentY (HDC dc = txDC()) {
return (int)(txGetExtent(dc).y);
}
inline const char* txVersion() {
return TXLIN_VERSION;
}
inline unsigned txVersionNumber() {
return TXLIN_VERSIONNUM;
}
inline const char* txGetModuleFileName (bool fileNameOnly = true) {
if (fileNameOnly)
return nullptr;
return SDL_GetWindowTitle(SDL_GetWindowFromID(txWindow()));
}
COLORREF RGB (int red, int green, int blue) {
COLORREF result = { red, green, blue };
return result;
}
inline HPEN txSetColor (COLORREF color, double thickness = 1, HDC dc = txDC()) {
SDL_Renderer* rendererContext = dc;
if (rendererContext == nullptr)
return nullptr;
txLinUnportableLastDrawColor.r = color.r;
txLinUnportableLastDrawColor.g = color.g;
txLinUnportableLastDrawColor.b = color.b;
SDL_SetRenderDrawColor(rendererContext, color.r, color.g, color.b, 0);
txLinUnportableLineThickness = thickness;
return rendererContext;
}
inline COLORREF txColor (double red, double green, double blue) {
COLORREF color = { (int)(red), (int)(green), (int)(blue) };
txSetColor(color);
return color;
}
inline COLORREF txGetColor (HDC dc = txDC()) {
COLORREF result = { 255, 255, 255 };
if (dc == nullptr)
return result;
result = txLinUnportableLastDrawColor;
return result;
}
inline COLORREF txFillColor (double red, double green, double blue) {
txLinUnportableLastFillColor.r = (int)(red);
txLinUnportableLastFillColor.g = (int)(green);
txLinUnportableLastFillColor.b = (int)(blue);
return txLinUnportableLastFillColor;
}
COLORREF txGetFillColor (HDC dc) {
return txLinUnportableLastFillColor;
}
inline COLORREF txExtractColor (COLORREF color, COLORREF component) {
COLORREF resultingColor = color;
resultingColor.r = resultingColor.r - component.r;
resultingColor.g = resultingColor.g - component.g;
resultingColor.b = resultingColor.b - component.b;
return resultingColor;
}
bool txClear (HDC dc) {
if (dc == nullptr)
return false;
COLORREF oldC = txGetColor();
txSetColor(txGetFillColor());
SDL_RenderClear(dc);
txSetColor(oldC);
if (txLinUnportableAutomaticWindowUpdates)
txRedrawWindow();
return true;
}
inline bool txSetPixel_e (double x, double y, COLORREF color = txGetColor(), HDC dc = txDC()) {
if (dc == nullptr)
return false;
COLORREF legacyColor = txLinUnportableLastDrawColor;
SDL_SetRenderDrawColor(dc, color.r, color.g, color.b, 0);
SDL_RenderDrawPoint(dc, (int)(x), (int)(y));
SDL_SetRenderDrawColor(dc, legacyColor.r, legacyColor.g, legacyColor.b, 0);
if (txLinUnportableAutomaticWindowUpdates)
txRedrawWindow();
return true;
}
#define txSetPixel txSetPixel_e
inline bool txPixel (double x, double y, double red, double green, double blue, HDC dc = txDC()) {
return txSetPixel(x, y, RGB((int)(red), (int)(green), (int)(blue)), dc);
}
inline Uint32 txLinUnportableGetPixel(SDL_Surface* surface, int x, int y) {
// from http://sdl.beuc.net/sdl.wiki/Pixel_Access
int bpp = surface->format->BytesPerPixel;
Uint8 *p = (Uint8 *)surface->pixels + y * surface->pitch + x * bpp;
switch(bpp) {
case 1:
return *p;
break;
case 2:
return *(Uint16 *)p;
break;
case 3:
if(SDL_BYTEORDER == SDL_BIG_ENDIAN)
return p[0] << 16 | p[1] << 8 | p[2];
else
return p[0] | p[1] << 8 | p[2] << 16;
break;
case 4:
return *(Uint32 *)p;
break;
default:
return 0;
}
}
inline COLORREF txGetPixel (double x, double y, HDC dc = txDC()) {
COLORREF result = { 255, 255, 255 };
if (dc == nullptr)
return result;
SDL_Window* window = SDL_GetWindowFromID(txWindow());
SDL_Surface* wSurface = SDL_GetWindowSurface(window);
Uint32 pixelRaw = txLinUnportableGetPixel(wSurface, (int)(x), (int)(y));
Uint8 red;
Uint8 green;
Uint8 blue;
SDL_GetRGB(pixelRaw, wSurface->format, &red, &green, &blue);
result.r = (int)(red);
result.g = (int)(green);
result.b = (int)(blue);
return result;
}
inline bool txUpdateWindow(bool doUpdate = true) {
txLinUnportableAutomaticWindowUpdates = doUpdate;
if (doUpdate)