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/* g_draw.cpp
*
* Copyright (c) 1994-1996, Marko Macek
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*
*/
#include "console.h"
#include <stdlib.h>
#ifdef NTCONSOLE
# define WIN32_LEAN_AND_MEAN 1
# include <windows.h>
#endif
size_t CStrLen(const char *p) {
size_t len = 0;
while (*p) {
if (*p++ == '&') {
if (*p != '&')
continue;
p++;
}
len++; // && is one accounted as '&'
}
return len;
}
#ifndef NTCONSOLE
void MoveCh(PCell B, char CCh, TAttr Attr, size_t Count) {
assert((int)Count >= 0);
for (;Count > 0; B++, --Count)
B->Set(CCh, Attr);
}
void MoveChar(PCell B, int Pos, int Width, const char CCh, TAttr Attr, size_t Count) {
assert((int)Count >= 0);
if (Pos < 0) {
if ((int)Count < -Pos)
return;
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)Count > Width - Pos) Count = Width - Pos;
for (B += Pos; Count > 0; B++, --Count)
B->Set(CCh, Attr);
}
void MoveMem(PCell B, int Pos, int Width, const char* Ch, TAttr Attr, size_t Count) {
assert((int)Count >= 0);
if (Pos < 0) {
if ((int)Count < -Pos)
return;
Count += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)Count > Width - Pos) Count = Width - Pos;
for (B += Pos; Count > 0; B++, --Count)
B->Set(*Ch++, Attr);
}
void MoveStr(PCell B, int Pos, int Width, const char* Ch, TAttr Attr, size_t MaxCount) {
assert((int)MaxCount >= 0);
if (Pos < 0) {
if ((int)MaxCount < -Pos)
return;
MaxCount += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)MaxCount > Width - Pos) MaxCount = Width - Pos;
for (B += Pos; MaxCount > 0 && *Ch; B++, --MaxCount)
B->Set(*Ch++, Attr);
}
void MoveCStr(PCell B, int Pos, int Width, const char* Ch, TAttr A0, TAttr A1, size_t MaxCount) {
assert((int)MaxCount >= 0);
TAttr attr = A0;
if (Pos < 0) {
if ((int)MaxCount < -Pos)
return;
MaxCount += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)MaxCount > Width - Pos) MaxCount = Width - Pos;
for (B += Pos; MaxCount > 0 && *Ch;) {
if (*Ch == '&' && attr == A0) {
Ch++;
attr = A1;
continue;
}
B++->Set(*Ch++, attr);
attr = A0;
--MaxCount;
}
}
void MoveAttr(PCell B, int Pos, int Width, TAttr Attr, size_t Count) {
assert((int)Count >= 0);
if (Pos < 0) {
if ((int)Count < -Pos)
return;
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)Count > Width - Pos) Count = Width - Pos;
for (B += Pos; Count > 0; B++, --Count)
B->SetAttr(Attr);
}
void MoveBgAttr(PCell B, int Pos, int Width, TAttr Attr, size_t Count) {
assert((int)Count >= 0);
if (Pos < 0) {
if ((int)Count < -Pos)
return;
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if ((int)Count > Width - Pos) Count = Width - Pos;
for (B += Pos; Count > 0; B++, Count--)
B->SetAttr(TAttr((B->GetAttr() & 0x0F) | Attr));
}
#else
void MoveCh(PCell B, char Ch, TAttr Attr, size_t Count) {
PCHAR_INFO p = (PCHAR_INFO) B;
while (Count > 0) {
p->Char.AsciiChar = Ch;
p->Attributes = Attr;
p++;
Count--;
}
}
void MoveChar(PCell B, int Pos, int Width, const char Ch, TAttr Attr, size_t Count) {
PCHAR_INFO p = (PCHAR_INFO) B;
if (Pos < 0) {
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + Count > Width) Count = Width - Pos;
for (p += Pos; Count > 0; Count--) {
p->Char.AsciiChar = Ch;
p->Attributes = Attr;
p++;
}
}
void MoveMem(PCell B, int Pos, int Width, const char* Ch, TAttr Attr, size_t Count) {
PCHAR_INFO p = (PCHAR_INFO) B;
if (Pos < 0) {
Count += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + Count > Width) Count = Width - Pos;
for (p += Pos; Count > 0; p++, --Count) {
p->Char.AsciiChar = *Ch++;
p->Attributes = Attr;
}
}
void MoveStr(PCell B, int Pos, int Width, const char* Ch, TAttr Attr, size_t MaxCount) {
PCHAR_INFO p = (PCHAR_INFO) B;
if (Pos < 0) {
MaxCount += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + MaxCount > Width) MaxCount = Width - Pos;
for (p += Pos; MaxCount > 0 && (*Ch != 0); MaxCount--) {
p->Char.AsciiChar = *Ch++;
p->Attributes = Attr;
p++;
}
}
void MoveCStr(PCell B, int Pos, int Width, const char* Ch, TAttr A0, TAttr A1, size_t MaxCount) {
PCHAR_INFO p = (PCHAR_INFO) B;
char was;
//TAttr A;
if (Pos < 0) {
MaxCount += Pos;
Ch -= Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + MaxCount > Width) MaxCount = Width - Pos;
was = 0;
for (p += Pos; MaxCount > 0 && (*Ch != 0); MaxCount--) {
if (*Ch == '&' && !was) {
Ch++;
MaxCount++;
was = 1;
continue;
}
p->Char.AsciiChar = (unsigned char) (*Ch++);
if (was) {
p->Attributes = A1;
was = 0;
} else
p->Attributes = A0;
p++;
}
}
void MoveAttr(PCell B, int Pos, int Width, TAttr Attr, size_t Count) {
PCHAR_INFO p = (PCHAR_INFO) B;
if (Pos < 0) {
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + Count > Width) Count = Width - Pos;
for (p += Pos; Count > 0; p++, --Count)
p->Attributes = Attr;
}
void MoveBgAttr(PCell B, int Pos, int Width, TAttr Attr, size_t Count) {
PCHAR_INFO p = (PCHAR_INFO) B;
if (Pos < 0) {
Count += Pos;
Pos = 0;
}
if (Pos >= Width) return;
if (Pos + Count > Width) Count = Width - Pos;
for (p += Pos; Count > 0; p++, --Count)
p->Attributes =
((unsigned char)(p->Attributes & 0xf)) |
((unsigned char) Attr);
}
#endif
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