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gotoxy.c
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gotoxy.c
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/* GotoXY (c) 2015-2023 Mikael Sollenborn */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <windows.h>
#include <ctype.h>
#include <conio.h>
//#define SUPPORT_EXTENDED
#ifdef SUPPORT_EXTENDED
#define SUPPORT_EXTENDED_ASCII_ON_CMD_LINE
#define SUPPORT_KEYCODES_CHECK
#endif
//#define DEBUG_PRINT
#ifdef DEBUG_PRINT
static void DebugPrint(char * const msg, const int px, const int py, const int waitVal);
static void DebugPrintI(const int v, const int px, const int py, const int waitVal);
static void DebugPrintIS(const int v);
#endif
// Constants
#define UNKNOWN -999999
#define MAX_STR_SIZE 64000
#define MAX_BUF_SIZE 128000
#define DIM_WIDTH 0
#define DIM_HEIGHT 1
// Flags
#define F_WRAP0 1
#define F_WRAPSPRITE 2
#define F_IGNORECODES 4
#define F_YSCROLL 8
#define F_RESTORECURSOR 16
#define F_FOLLOWCURSOR 32
#define F_FOLLOWCURSORVISIBLE 64
#define F_EVALUATEEXPRESSIONS 128
#define F_WORDWRAP 256
#define F_FORCE_FILE_INPUT 512
#define F_FORCE_TEXT_INPUT 1024
#define F_RETURN_KEY_INPUT 2048
#define F_IGNORE_NEWLINE_CHAR 4096
// Bit operations
#define USE_EXISTING_FG 32
#define USE_EXISTING_BG 64
#define XOR_EXISTING_BG 128
#define AND_EXISTING_BG 256
#define OR_EXISTING_BG 512
#define ADD_EXISTING_BG 1024
#define XOR_EXISTING_FG 2048
#define AND_EXISTING_FG 4096
#define OR_EXISTING_FG 8192
#define ADD_EXISTING_FG 16384
// Server
#define MAX_SERVER_STRING_SIZE 128000
static HANDLE g_conout;
static HANDLE GetOutputHandle(void) {
return CreateFile("CONOUT$", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
}
static int GetDim(const HANDLE h, const int bH) {
CONSOLE_SCREEN_BUFFER_INFO screenBufferInfo;
GetConsoleScreenBufferInfo(h, &screenBufferInfo);
return bH? screenBufferInfo.dwSize.Y : screenBufferInfo.dwSize.X;
}
static void GotoXY(const HANDLE h, int x, int y) {
COORD coord;
BOOL res;
if (x < 0) x = 0;
if (y < 0) y = 0;
coord.X = x;
coord.Y = y;
res = SetConsoleCursorPosition(h, coord);
if (res == 0) {
int mX, mY;
mX = GetDim(h, DIM_WIDTH);
if (coord.X >= mX) coord.X = mX-1;
mY = GetDim(h, DIM_HEIGHT);
if (coord.Y >= mY) coord.Y = mY-1;
SetConsoleCursorPosition(h, coord);
}
}
static void GetXY(const HANDLE h, int *x, int *y) {
CONSOLE_SCREEN_BUFFER_INFO csbInfo;
GetConsoleScreenBufferInfo(h, &csbInfo);
*x = csbInfo.dwCursorPosition.X;
*y = csbInfo.dwCursorPosition.Y;
}
static void ClrScr(const HANDLE h, const int attrib, const int glyph) {
COORD a = {0,0};
DWORD nwrite;
FillConsoleOutputAttribute(h, attrib, GetDim(h,DIM_WIDTH)*GetDim(h,DIM_HEIGHT), a, &nwrite);
FillConsoleOutputCharacter(h, glyph, GetDim(h,DIM_WIDTH)*GetDim(h,DIM_HEIGHT), a, &nwrite);
}
static int GetHex(const char c) {
int pc = c -'0';
if (pc > 9 || pc < 0) pc=0;
switch(c) {
case 'a':case 'A': pc=10; break;
case 'b':case 'B': pc=11; break;
case 'c':case 'C': pc=12; break;
case 'd':case 'D': pc=13; break;
case 'e':case 'E': pc=14; break;
case 'f':case 'F': pc=15; break;
}
return pc;
}
static int GetCol(const char c, const int oldc, const int orgConsoleCol, int * const forceCol) {
int pc = c -'0';
if (pc > 9 || pc < 0) pc=oldc;
switch(c) {
case 'a':case 'A': pc=10; break;
case 'b':case 'B': pc=11; break;
case 'c':case 'C': pc=12; break;
case 'd':case 'D': pc=13; break;
case 'e':case 'E': pc=14; break;
case 'f':case 'F': pc=15; break;
case 'u': pc=orgConsoleCol & 0xf; break;
case 'U': pc=(orgConsoleCol>>4) & 0xf; break;
case 'v': pc=USE_EXISTING_FG; break;
case 'V': pc=USE_EXISTING_BG; break;
case 'x': pc=XOR_EXISTING_FG+oldc; break;
case 'y': pc=AND_EXISTING_FG+oldc; break;
case 'z': pc=OR_EXISTING_FG+oldc; break;
case 'q': pc=ADD_EXISTING_FG+oldc; break;
case 'X': pc=XOR_EXISTING_BG+oldc; break;
case 'Y': pc=AND_EXISTING_BG+oldc; break;
case 'Z': pc=OR_EXISTING_BG+oldc; break;
case 'Q': pc=ADD_EXISTING_BG+oldc; break;
case 'H': *forceCol=1; pc=oldc; break;
case 'h': *forceCol=0; pc=oldc; break;
case '+': pc=oldc + 1; if (pc > 15) pc=0; break;
case '/': pc=oldc - 1; if (pc < 0) pc=15; break;
}
if (*forceCol && oldc > USE_EXISTING_BG) {
if (pc <= 15)
pc = (oldc & 0xfff0) + pc;
else
pc = oldc;
}
return pc;
}
static void CopyBuffer(const HANDLE hSrc, const HANDLE hDest, const int ox, const int oy, const int w, const int h, const int nx, const int ny) {
COORD a, b = {0,0};
SMALL_RECT r;
CHAR_INFO *str;
str = (CHAR_INFO *) malloc (sizeof(CHAR_INFO) * MAX_STR_SIZE);
if (!str)
return;
a.X = w;
a.Y = h;
r.Left = ox;
r.Top = oy;
r.Right = ox + w;
r.Bottom = oy + h;
ReadConsoleOutput(hSrc, str, a, b, &r);
r.Left = nx;
r.Top = ny;
r.Right = nx + w;
r.Bottom = ny + h;
WriteConsoleOutput(hDest, str, a, b, &r);
free(str);
}
#define SETCOL(colType) \
switch(colType & 0xfff0) { \
case USE_EXISTING_FG: colType = attribs & 0xf; break; \
case USE_EXISTING_BG: colType = (attribs>>4) & 0xf; break; \
case XOR_EXISTING_BG: colType = ((attribs>>4) & 0xf) ^ (colType-XOR_EXISTING_BG); break; \
case AND_EXISTING_BG: colType = ((attribs>>4) & 0xf) & (colType-AND_EXISTING_BG); break; \
case OR_EXISTING_BG: colType = ((attribs>>4) & 0xf) | (colType-OR_EXISTING_BG); break; \
case ADD_EXISTING_BG: colType = ((attribs>>4) & 0xf) + (colType-ADD_EXISTING_BG); if (colType > 15) colType=15; break; \
case XOR_EXISTING_FG: colType = (attribs & 0xf) ^ (colType-XOR_EXISTING_FG); break; \
case AND_EXISTING_FG: colType = (attribs & 0xf) & (colType-AND_EXISTING_FG); break; \
case OR_EXISTING_FG: colType = (attribs & 0xf) | (colType-OR_EXISTING_FG); break; \
case ADD_EXISTING_FG: colType = (attribs & 0xf) + (colType-ADD_EXISTING_FG); if (colType > 15) colType=15; break; \
}
static int GetColorTranspCol(const HANDLE h, int fgCol, int bgCol, const int x, const int y, int * const bCreateBuffer, CHAR_INFO ** const currentConsoleOutput) {
static HANDLE hOldHandle = INVALID_HANDLE_VALUE;
static int height = 0, width = 0;
SMALL_RECT r;
COORD b = { 0, 0 };
COORD a = { 1, 1 };
int retChar = 0;
int attribs;
if (hOldHandle != h) {
hOldHandle = h;
height = GetDim(h, DIM_HEIGHT);
width = GetDim(h, DIM_WIDTH);
if (*currentConsoleOutput != NULL) {
free(*currentConsoleOutput);
*currentConsoleOutput = NULL;
}
}
if (*bCreateBuffer) {
if (*currentConsoleOutput != NULL)
free(*currentConsoleOutput);
*currentConsoleOutput = (CHAR_INFO *) malloc (sizeof(CHAR_INFO) * width*height);
if (*currentConsoleOutput != NULL) {
// Stupid bug in ReadConsoleOutput doesn't seem to read more than ~15680 chars, then it's all garbled characters!! Have to read in smaller blocks
int i, j, k, l;
l = 15000 / width;
i = height / l;
for (j = 0; j <= i; j++) {
r.Left = 0;
r.Top = j*l;
r.Right = width;
if (i == j) k = height % l; else k = l;
r.Bottom = j*l+k;
a.X = r.Right;
a.Y = k;
ReadConsoleOutput(h, *currentConsoleOutput+j*l*width, a, b, &r);
}
}
*bCreateBuffer = 0;
}
if (y >= 0 && y < height && x >= 0 && x < width) {
if (*currentConsoleOutput != NULL) {
int arrayPos = y * width + x;
if (fgCol < 0) retChar = (*currentConsoleOutput)[arrayPos].Char.AsciiChar;
attribs = (*currentConsoleOutput)[arrayPos].Attributes;
} else {
static CHAR_INFO str[4];
r.Left = x;
r.Top = y;
r.Right = x + 1;
r.Bottom = y + 1;
ReadConsoleOutput(h, str, a, b, &r);
if (fgCol < 0) retChar = str[0].Char.AsciiChar;
attribs = str[0].Attributes;
}
SETCOL(fgCol)
SETCOL(bgCol)
}
if (fgCol < 0)
return retChar;
else
return fgCol | (bgCol<<4);
}
static void ScrollUp(const HANDLE h, const int * const scrolldims, const int orgConsoleCol) {
COORD np = {0,0};
SMALL_RECT r;
CHAR_INFO chiFill;
np.X = scrolldims[0];
np.Y = scrolldims[1];
r.Left = scrolldims[0];
r.Top = scrolldims[1] + 1;
r.Right = scrolldims[2];
r.Bottom = scrolldims[3];
chiFill.Attributes = orgConsoleCol;
chiFill.Char.AsciiChar = ' ';
ScrollConsoleScreenBuffer(h, &r, NULL, np, &chiFill);
}
static int WriteText(unsigned char * const text, int fgCol, int bgCol, int * const x, int * const y, const int flags, const int wrapxpos, const int orgConsoleCol, unsigned int startT) {
#define OFFSCREEN_NEW_COPY 1
#define OFFSCREEN_NEW_CLEAR 2
#define KEY_WAIT 1
#define KEY_CHECK 2
#define HIGH_NUMBER 1000000
HANDLE hCurrHandle, hNewScreenBuffer = INVALID_HANDLE_VALUE;
int bufdims[4] = {0,0,80,25}, scrolldims[4] = {0,0,80,25}, newscrolldims[4], bNewHandle = 0, bCopyback = 0, bNewScrollDims = 0, bIgnoreNewline = 0;
int newX=UNKNOWN, newY=UNKNOWN, waitValue = -1, awaitValue = -1;
int transpChar = -1, transpFg = -1, transpBg = -1, fgBgCol;
int bForceFg = 0, bForceBg = 0, oldfc, oldbc;
int maxY = HIGH_NUMBER, bDoScroll = 1, bScrollNow = 0, wrap = 0, wordwrap = 0, bAllowCodes = 1, lastSep = -1, lastSepj = 0;
CHAR_INFO *currentConsoleOutput = NULL;
int j, orgx, yp = 0, keyWait = 0, bUseCurrentConsoleOutput = 0;
int keyret = 0, bBreakToWrite, bCheckWrap, bHandleTransp;
int bY, k, v, v16, dI, tmp1, tmp2, relX, relY, bWroteTab = 0, transparentMode = 0;
unsigned int inlen, i;
char ch, number[1024];
SMALL_RECT r;
CHAR_INFO *str;
COORD a, b;
hCurrHandle = g_conout;
oldfc = orgConsoleCol & 0xf;
oldbc = (orgConsoleCol>>4) & 0xf;
orgx = *x;
str = (CHAR_INFO *) malloc (sizeof(CHAR_INFO) * MAX_STR_SIZE);
if (!str) return keyret;
if (flags & F_YSCROLL) {
scrolldims[2] = GetDim(hCurrHandle, DIM_WIDTH) - 1;
maxY = GetDim(hCurrHandle, DIM_HEIGHT) - 1;
if (*y > maxY) *y=maxY;
scrolldims[3] = maxY;
}
if (flags & F_IGNORECODES) bAllowCodes = 0;
if (flags & F_WORDWRAP) { wordwrap = F_WORDWRAP; wrap = F_WRAPSPRITE; }
if (flags & F_WRAP0) wrap = F_WRAP0;
if (flags & F_WRAPSPRITE) wrap = F_WRAPSPRITE;
if (flags & F_RETURN_KEY_INPUT) keyWait = KEY_CHECK;
if (flags & F_IGNORE_NEWLINE_CHAR) bIgnoreNewline = 1;
if (fgCol < 0) { bForceFg = 1; fgCol = -fgCol; if (fgCol > 15 && fgCol < USE_EXISTING_FG) fgCol=0; }
if (bgCol < 0) { bForceBg = 1; bgCol = -bgCol; if (bgCol > 15 && bgCol < USE_EXISTING_FG) bgCol=0; }
fgBgCol = fgCol | (bgCol<<4);
if (fgCol >= USE_EXISTING_FG || bgCol >= USE_EXISTING_FG) fgBgCol = GetColorTranspCol(hCurrHandle, fgCol, bgCol, *x, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
inlen = strlen((char *)text);
if (flags & F_FOLLOWCURSORVISIBLE)
GotoXY(hCurrHandle, *x, *y);
i = 0;
while (i < inlen) {
j = 0;
lastSep = -1;
bBreakToWrite = bCheckWrap = bHandleTransp = 0;
for(; i < inlen; i++) {
ch = text[i];
if (ch == '\\' && bAllowCodes) {
i++;
ch = text[i];
switch(ch) {
case '-': {
bCheckWrap = bHandleTransp = 1;
break;
}
case 'g': {
i++; v16 = GetHex(text[i]);
i++; v = 0;
if (i < inlen) {
v = GetHex(text[i]);
}
v16 = (v16*16) + v;
if (transpChar >= 0) {
ch = v16;
goto UGLY_TRANSPARENT_ENCODED_CHAR_FIX_JUMP;
}
str[j].Char.AsciiChar = v16;
if (fgCol >= USE_EXISTING_FG || bgCol >= USE_EXISTING_FG)
fgBgCol = GetColorTranspCol(hCurrHandle, fgCol, bgCol, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
str[j].Attributes = fgBgCol;
j++;
if (wordwrap && v16 == ' ') {
lastSep = i; lastSepj = j;
}
if (wrap) bCheckWrap = 1;
break;
}
case 'p': {
i++;
bY = k = relX = relY = 0;
yp = 0;
while(i < inlen && bY < 2) {
if (text[i] == '-' || (text[i]>='0' && text[i]<='9')) {
number[k++]=text[i];
if (!(i+1 < inlen)) {
number[k] = 0;
if (bY == 0) newX=atoi(number); else if (bY == 1) newY=atoi(number);
}
}
else if (text[i] == ';') {
if (k > 0) {
number[k] = 0;
if (bY == 0) newX=atoi(number); else if (bY == 1) newY=atoi(number);
k=0;
}
bY++;
} else if (text[i] == 'k' && k == 0) {
if (bY == 0) newX=*x+j; else if (bY == 1) newY=*y;
} else if ((text[i] == '+' || text[i] == '/') && k == 0) {
if (bY == 0) relX=text[i]=='+'?1:-1; else if (bY == 1) relY=text[i]=='+'?1:-1;
} else {
if (k > 0) {
number[k] = 0;
if (bY == 0) newX=atoi(number); else if (bY == 1) newY=atoi(number);
}
break;
}
i++;
}
if (newX!=UNKNOWN && newY!=UNKNOWN) {
if (relX) newX = *x+j+newX*relX;
if (relY) newY = *y+newY*relY;
bDoScroll = 0;
bBreakToWrite = 1;
} else
i--;
break;
}
case '\\': {
str[j].Char.AsciiChar = ch;
if (fgCol >= USE_EXISTING_FG || bgCol >= USE_EXISTING_FG)
fgBgCol = GetColorTranspCol(hCurrHandle, fgCol, bgCol, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
str[j].Attributes = fgBgCol;
j++;
if (wrap) bCheckWrap = 1;
break;
}
case 'G': {
str[j].Char.AsciiChar = GetColorTranspCol(hCurrHandle, -1, -1, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
if (fgCol >= USE_EXISTING_FG || bgCol >= USE_EXISTING_FG)
str[j].Attributes = GetColorTranspCol(hCurrHandle, fgCol, bgCol, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
else
str[j].Attributes = fgBgCol;
j++;
if (wrap) bCheckWrap = 1;
break;
}
case 'J': {
str[j].Char.AsciiChar = GetColorTranspCol(hCurrHandle, -1, -1, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
str[j].Attributes = GetColorTranspCol(hCurrHandle, USE_EXISTING_FG, USE_EXISTING_BG, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
j++;
if (wrap) bCheckWrap = 1;
break;
}
case 'n': {
i++;
yp = 1;
if (wrap == F_WRAP0) newX = 0;
bBreakToWrite = 1;
break;
}
case 'K': {
keyWait = KEY_WAIT;
i++;
bBreakToWrite = 1;
break;
}
case 'L': {
i++;
keyWait = KEY_CHECK;
#ifdef SUPPORT_KEYCODES_CHECK
if (text[i] == ':') {
int ks;
k = 0;
keyret = 0;
keyWait = 0;
i++;
while (text[i] != 0 && text[i+1] != 0 && text[i] != ';' && text[i+1] != ';') {
number[0]=text[i]; number[1]=text[i+1]; number[2]=0;
ks = GetAsyncKeyState(strtol(number, NULL, 16));
keyret = keyret | (((ks & 0x8000)? 1:0 ) << k);
i+=2;
k++;
}
}
#endif
break;
}
/*
case 't': { // tab support
tmp1 = 4;
i++; k = 0;
while (text[i] != 0) {
if (text[i]>='0' && text[i]<='9') {
number[k++] = text[i];
} else
break;
i++;
}
number[k] = 0;
if (k > 0) {
tmp1 = atoi(number);
if (text[i] == ';') i++;
}
i--;
newX=*x+j+tmp1;
newX-=newX%tmp1;
newY=*y;
bWroteTab = 1;
bDoScroll = 0;
bBreakToWrite = 1;
i++;
break;
}
*/
case 'r': {
tmp1 = oldfc;
tmp2 = oldbc;
if (!bForceFg) fgCol = oldfc;
if (!bForceBg) bgCol = oldbc;
oldfc = tmp1;
oldbc = tmp2;
fgBgCol = fgCol | (bgCol<<4);
break;
}
case 'w': case 'W': {
i++;
k = 0;
yp = 0;
while(i < inlen) {
if (text[i]>='0' && text[i]<='9') {
number[k++]=text[i];
if (!(i+1 < inlen)) {
number[k] = 0; if (ch=='w') waitValue = atoi(number); else awaitValue = atoi(number);
}
} else {
if (k > 0) {
number[k] = 0; if (ch=='w') waitValue = atoi(number); else awaitValue = atoi(number);
if (text[i] == ';') i++;
}
break;
}
i++;
}
bBreakToWrite = 1;
break;
}
case 'o': case 'O': {
i++;
dI = k = 0;
yp = 0;
while(i < inlen) {
if (text[i]>='0' && text[i]<='9') {
number[k++]=text[i];
if (!(i+1 < inlen)) {
number[k] = 0;
bufdims[dI++] = atoi(number);
if (dI > 3) break;
}
}
else if (text[i] == ';') {
if (k > 0) {
number[k] = 0;
bufdims[dI++] = atoi(number);
if (dI > 3) { i++; break; }
k=0;
}
} else {
if (k > 0) {
number[k] = 0;
bufdims[dI++] = atoi(number);
if (dI > 3) break;
}
break;
}
i++;
}
if (dI >= 3 && hNewScreenBuffer == INVALID_HANDLE_VALUE) {
bNewHandle = ch=='o'? OFFSCREEN_NEW_COPY : OFFSCREEN_NEW_CLEAR;
bBreakToWrite = 1;
}
else if (hNewScreenBuffer != INVALID_HANDLE_VALUE) {
bCopyback = 1;
bBreakToWrite = 1;
}
else
i--;
break;
}
case 'S': {
i++;
dI = k = 0;
yp = 0;
while(i < inlen) {
if (text[i]>='0' && text[i]<='9') {
number[k++]=text[i];
if (!(i+1 < inlen)) {
number[k] = 0;
newscrolldims[dI++] = atoi(number);
if (dI > 3) break;
}
}
else if (text[i] == ';') {
if (k > 0) {
number[k] = 0;
newscrolldims[dI++] = atoi(number);
if (dI > 3) {i++; break; }
k=0;
}
} else {
if (k > 0) {
number[k] = 0;
newscrolldims[dI++] = atoi(number);
if (dI > 3) break;
}
break;
}
i++;
}
if (dI >= 3) {
j--;
bNewScrollDims = 1;
bBreakToWrite = 1;
}
else
i--;
break;
}
case 'T': {
i++; v16 = GetHex(text[i]);
i++; v = 0;
if (i < inlen) {
v = GetHex(text[i]);
}
i++;
if (i < inlen) {
transpFg = GetCol(text[i], -1, orgConsoleCol, &tmp1);
}
i++;
if (i < inlen) {
transpBg = GetCol(text[i], -1, orgConsoleCol, &tmp1);
}
i++;
if (i < inlen) {
transparentMode = 0;
if (text[i] == '1') transparentMode = 1;
}
v16 = (v16*16) + v;
transpChar = v16;
break;
}
case 'N': {
i++; v16 = GetHex(text[i]);
i++; v = 0;
if (i < inlen) {
v = GetHex(text[i]);
}
v16 = (v16*16) + v;
ClrScr(hCurrHandle, fgBgCol, v16);
newX = newY = 0;
j = 0;
yp = 0;
i++;
bBreakToWrite = 1;
break;
}
case 'R': {
bUseCurrentConsoleOutput = 1;
break;
}
case 0: break;
default: {
oldfc = fgCol;
oldbc = bgCol;
if (!bForceFg || ch=='h' || fgCol > USE_EXISTING_BG ) fgCol = GetCol(ch, fgCol, orgConsoleCol, &bForceFg);
i++;
if (i < inlen) {
if (!bForceBg || text[i]=='h' || bgCol > USE_EXISTING_BG ) { bgCol = GetCol(text[i], bgCol, orgConsoleCol, &bForceBg); }
}
fgBgCol = fgCol | (bgCol<<4);
}
}
if (bBreakToWrite) break;
} else {
UGLY_TRANSPARENT_ENCODED_CHAR_FIX_JUMP:
if (transparentMode == 0 && ch == transpChar && (transpFg == fgCol || transpFg==-1) && (transpBg == bgCol || transpBg==-1)) {
bCheckWrap = bHandleTransp = 1;
} else if (ch == 10) {
if (!bIgnoreNewline) {
i++;
yp = 1;
if (wrap == F_WRAP0) newX = 0;
break;
}
} else if (ch == 9) {
newX=*x+j+4;
newX-=newX%4;
newY=*y;
bWroteTab = 1;
bDoScroll = 0;
i++;
break;
} else {
if (transparentMode == 1 && ch == transpChar && (transpFg == fgCol || transpFg==-1) && (transpBg == bgCol || transpBg==-1)) {
str[j].Char.AsciiChar = GetColorTranspCol(hCurrHandle, -1, -1, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
str[j].Attributes = GetColorTranspCol(hCurrHandle, USE_EXISTING_FG, USE_EXISTING_BG, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
} else {
str[j].Char.AsciiChar = ch;
if (fgCol >= USE_EXISTING_FG || bgCol >= USE_EXISTING_FG)
fgBgCol = GetColorTranspCol(hCurrHandle, fgCol, bgCol, *x+j, *y, &bUseCurrentConsoleOutput, ¤tConsoleOutput);
str[j].Attributes = fgBgCol;
}
j++;
if (wordwrap && ch == ' ') {
lastSep = i; lastSepj = j;
}
if (wrap) bCheckWrap = 1;
}
}
if (bCheckWrap) {
if (bHandleTransp) {
bHandleTransp = 0;
if (j == 0) {
*x += 1;
} else {
yp=0; i++; break;
}
}
bCheckWrap = 0;
if (wrap && *x+j > wrapxpos && orgx <= wrapxpos) {
yp = 0; newY = *y+1; newX = (wrap == F_WRAP0)? 0 : orgx;
if (!wordwrap || lastSep == -1) i++; else { i = lastSep + 1; j = lastSepj; }
break;
}
}
}
if (j > 0) {
a.X = j;
a.Y = 1;
if (*y >= 0) {
b.X = b.Y = 0;
r.Left = *x;
r.Top = *y;
r.Right = *x + j;
r.Bottom = *y + 1;
WriteConsoleOutput(hCurrHandle, str, a, b, &r);
}
}
if (yp == 1) {
(*y)++;
if (*y > maxY) { *y=maxY; bScrollNow = 1; }
if (newX != UNKNOWN) *x = newX; else *x = orgx;
yp = 0;
} else {
*x += j + ((waitValue >= 0 || awaitValue >= 0 || bNewHandle > 0)? 0 : 1);
}
if (newX!=UNKNOWN || newY!=UNKNOWN) {
if (newX!=UNKNOWN && newY!=UNKNOWN) {
*x = newX;
*y = newY;
if (*y > maxY) { *y=maxY; bScrollNow = 1; }
if (!bWroteTab) orgx = *x;
bWroteTab = 0;
yp = 0;
}
}
newX = newY = UNKNOWN;
if (flags & F_FOLLOWCURSORVISIBLE)
GotoXY(hCurrHandle, *x, *y);
if (waitValue >= 0) {
if (waitValue > 0)
Sleep(waitValue);
waitValue = -1;
}
if (awaitValue >= 0) {
if (awaitValue > 0) {
int timeLeft = (startT+awaitValue) - GetTickCount();
if (timeLeft > 0)
Sleep(timeLeft);
}
awaitValue = -1;
startT = GetTickCount();
}
if (keyWait == KEY_WAIT || (keyWait == KEY_CHECK && kbhit())) {
k = getch();
if (k == 224 || k == 0) k = 256 + getch();
keyret = k;
keyWait = 0;
}
if (bNewHandle == OFFSCREEN_NEW_COPY || bNewHandle == OFFSCREEN_NEW_CLEAR) {
hNewScreenBuffer = CreateConsoleScreenBuffer(
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, CONSOLE_TEXTMODE_BUFFER, NULL);
if (hNewScreenBuffer != INVALID_HANDLE_VALUE) {
hCurrHandle = hNewScreenBuffer;
if (bNewHandle == OFFSCREEN_NEW_COPY) {
CopyBuffer(g_conout, hNewScreenBuffer, bufdims[0], bufdims[1], bufdims[2], bufdims[3], 0, 0);
}
}
bNewHandle = 0;
}
if (bCopyback) {
hCurrHandle = g_conout;
CopyBuffer(hNewScreenBuffer, hCurrHandle, 0, 0, bufdims[2], bufdims[3], bufdims[0], bufdims[1]);
CloseHandle(hNewScreenBuffer);
hNewScreenBuffer = INVALID_HANDLE_VALUE;
bCopyback = 0;
}
if (bScrollNow && bDoScroll && (flags & F_YSCROLL)) {
ScrollUp(hCurrHandle, scrolldims, orgConsoleCol);
bScrollNow = 0;
}
bDoScroll = 1;
if (bNewScrollDims && newscrolldims[0] >= 0 && newscrolldims[1] >= 0 && newscrolldims[2] > 1 && newscrolldims[3] > 1) {
scrolldims[0] = newscrolldims[0];
scrolldims[1] = newscrolldims[1];
scrolldims[2] = newscrolldims[0] + newscrolldims[2] - 1;
scrolldims[3] = newscrolldims[1] + newscrolldims[3] - 1;
maxY = scrolldims[3];
if (*y > maxY) *y=maxY;
if (*y < scrolldims[1]) *y=scrolldims[1];
if (*x < scrolldims[0]) *x=scrolldims[0];
if (*x > scrolldims[2]) *x=scrolldims[2];
}
bNewScrollDims = 0;
}
if (hNewScreenBuffer != INVALID_HANDLE_VALUE){
CopyBuffer(hNewScreenBuffer, g_conout, 0, 0, bufdims[2], bufdims[3], bufdims[0], bufdims[1]);
CloseHandle(hNewScreenBuffer);
}
if (currentConsoleOutput != NULL)
free(currentConsoleOutput);
free(str);
if (*x!=orgx) (*x)--;
return keyret;
#undef OFFSCREEN_NEW_COPY
#undef OFFSCREEN_NEW_CLEAR
#undef KEY_WAIT
#undef KEY_CHECK
#undef HIGH_NUMBER
}
#ifdef DEBUG_PRINT
static void DebugPrint(char * const msg, int px, int py, const int waitVal) {
static int bDebugPrinting = 0;
if (bDebugPrinting) return;
bDebugPrinting = 1;
WriteText((unsigned char *)msg, 15, 0, &px, &py, 0, 0, 7, 0);
bDebugPrinting = 0;
if (waitVal > 0)
Sleep(waitVal);
}
static void DebugPrintI(const int v, const int px, const int py, const int waitVal) {
char dbuf[64];
sprintf(dbuf, "%d ", v);
DebugPrint(dbuf, px, py, waitVal);
}
// note: inline is to get rid of "unused function" warning
inline static void DebugPrintIS(const int v) {
DebugPrintI(v, 66, 0, 0);
}
#endif
static int GetConsoleColor(void){
CONSOLE_SCREEN_BUFFER_INFO info;
if (!GetConsoleScreenBufferInfo(g_conout, &info))
return 0x7;
return info.wAttributes;
}
static char *InlineGxy(char *inp, __attribute__((unused)) int bAllocated) {
char *nb = NULL, *nf = NULL, *fnd, *fnd2, fname[256], *currI, *currO, nofile[64] = "[FILE NOT FOUND]";
FILE *ifp;
int fr;
fnd = strstr(inp, "\\I:");
if (!fnd) return NULL;
nb = (char *)malloc(MAX_BUF_SIZE);
if (!nb) return NULL;
nf = (char *)malloc(MAX_STR_SIZE);
if (!nf) { free(nb); return NULL; }
currI = inp;
currO = nb;
do {
fnd2 = strstr((char *)(fnd + 3), ";");
if (!fnd2 || fnd2 == (char *)(fnd+1) || (fnd2 - fnd) > 250) {
free(nb); free(nf);
return NULL;
}
memcpy(currO, currI, fnd - currI);
currO = currO + (fnd - currI);
memcpy(fname, (char *)(fnd + 3), (int)fnd2 - (int)fnd - 2);
fname[(int)fnd2 - (int)fnd - 3] = 0;
ifp=fopen(fname, "r");
if (ifp == NULL) {
memcpy(currO, nofile, strlen(nofile));
currO = currO + strlen(nofile);
} else {
fr = fread(nf, 1, MAX_STR_SIZE, ifp);
memcpy(currO, nf, fr);
currO = currO + fr;
fclose(ifp);
}
currI = fnd2 + 1;
fnd = strstr(currI, "\\I:");
} while(fnd);
memcpy(currO, currI, strlen(currI));
currO[strlen(currI)] = 0;
free(nf);
return nb;
}
static char *EvaluateExpression(char *inp, int bAllocated) {
int i, j, sl, l, reps, bExp, bMoreExp, biggestSl, slen;
char nofrep[64], *nb = NULL, *oldnb = NULL, *subs, *in=inp;
subs = malloc(MAX_STR_SIZE);
if (!subs) return NULL;
do {
l=0;
bExp = 0;
bMoreExp = 0;
biggestSl = 0;
slen = strlen(in);
for (i=0; i < slen; i++) {
if (in[i]=='\\' && in[i+1]=='M') {
bExp = 1;
i+=2; j=0;
while(in[i]>='0' && in[i]<='9' && in[i]!=0) {
nofrep[j]=in[i];
i++; j++;
}
nofrep[j]=0;
reps = atoi(nofrep);
if (in[i] == '{') {
i++; sl=0;
while(in[i]!='}' && in[i]!=0) {
if (in[i]=='\\' && in[i+1]=='}')
i++;
sl++; i++;
}
l+=reps * sl;
if (sl > biggestSl) biggestSl = sl;
}
} else
l++;
}
if (bExp && biggestSl < MAX_STR_SIZE) {
oldnb = nb;
nb = malloc(l + 1);
l = 0;
if (nb) {
nb[0] = 0;
slen = strlen(in);
for (i=0; i < slen; i++) {
if (in[i]=='\\' && in[i+1]=='M') {
i+=2; j=0;
while(in[i]>='0' && in[i]<='9' && in[i]!=0) {