Files
wagic/JGE/src/hge/hgefont.cpp
Tobias Loose 9d5a83d588 Replace more strcmp with std::string::compare or std::string::operator==.
This commit also enables TinyXML STL support.
2013-11-28 16:42:29 +01:00

361 lines
6.8 KiB
C++

/*
** Haaf's Game Engine 1.7
** Copyright (C) 2003-2007, Relish Games
** hge.relishgames.com
**
** hgeFont helper class implementation
*/
#include "../../include/JGE.h"
#include "../../include/JTypes.h"
#include "../../include/JRenderer.h"
#include "../../include/JFileSystem.h"
#include "../../include/hge/hgefont.h"
#include <stdlib.h>
#include <stdio.h>
const char FNTHEADERTAG[] = "[HGEFONT]";
const char FNTBITMAPTAG[] = "Bitmap";
const char FNTCHARTAG[] = "Char";
//HGE *hgeFont::hge=0;
char hgeFont::buffer[256];
hgeFont::hgeFont(const char *szFont, bool bMipmap __attribute__((unused)))
{
//void *data;
DWORD size;
char *desc, *pdesc;
char linebuf[256];
char buf[512], *pbuf;
char chr;
int i, x, y, w, h, a, c;
// Setup variables
//hge=hgeCreate(HGE_VERSION);
fHeight=0.0f;
fScale=1.0f;
fProportion=1.0f;
fRot=0.0f;
fTracking=0.0f;
fSpacing=1.0f;
hTexture=0;
fZ=0.5f;
//nBlend=BLEND_COLORMUL | BLEND_ALPHABLEND | BLEND_NOZWRITE;
dwCol=ARGB(0xFF,0xFF,0xFF,0xFF);
memset( &letters, 0, sizeof(letters) );
memset( &pre, 0, sizeof(letters) );
memset( &post, 0, sizeof(letters) );
// Load font description
JFileSystem* fileSys = JFileSystem::GetInstance();
if (!fileSys->OpenFile(szFont)) return;
//data=hge->Resource_Load(szFont, &size);
//if(!data) return;
size = fileSys->GetFileSize();
desc = new char[size+1];
//memcpy(desc,data,size);
fileSys->ReadFile(desc, size);
desc[size]=0;
//hge->Resource_Free(data);
fileSys->CloseFile();
pdesc=_get_line(desc,linebuf);
if(strcmp(linebuf, FNTHEADERTAG))
{
// hge->System_Log("Font %s has incorrect format.", szFont);
delete[] desc;
return;
}
// Parse font description
JRenderer* renderer = JRenderer::GetInstance();
while((pdesc = _get_line(pdesc,linebuf))!=NULL)
{
if(!strncmp(linebuf, FNTBITMAPTAG, sizeof(FNTBITMAPTAG)-1 ))
{
strcpy(buf,szFont);
pbuf=strrchr(buf,'\\');
if(!pbuf) pbuf=strrchr(buf,'/');
if(!pbuf) pbuf=buf;
else pbuf++;
if(!sscanf(linebuf, "Bitmap = %s", pbuf)) continue;
//hTexture=hge->Texture_Load(buf, 0, bMipmap);
hTexture = renderer->LoadTexture(buf);
if(!hTexture)
{
delete[] desc;
return;
}
}
else if(!strncmp(linebuf, FNTCHARTAG, sizeof(FNTCHARTAG)-1 ))
{
pbuf=strchr(linebuf,'=');
if(!pbuf) continue;
pbuf++;
while(*pbuf==' ') pbuf++;
if(*pbuf=='\"')
{
pbuf++;
i=(unsigned char)*pbuf++;
pbuf++; // skip "
}
else
{
i=0;
while((*pbuf>='0' && *pbuf<='9') || (*pbuf>='A' && *pbuf<='F') || (*pbuf>='a' && *pbuf<='f'))
{
chr=*pbuf;
if(chr >= 'a') chr-='a'-':';
if(chr >= 'A') chr-='A'-':';
chr-='0';
if(chr>0xF) chr=0xF;
i=(i << 4) | chr;
pbuf++;
}
if(i<0 || i>255) continue;
}
sscanf(pbuf, " , %d , %d , %d , %d , %d , %d", &x, &y, &w, &h, &a, &c);
letters[i] = new JQuad(hTexture, (float)x, (float)y, (float)w, (float)h);
pre[i]=(float)a;
post[i]=(float)c;
if(h>fHeight) fHeight=(float)h;
}
}
delete[] desc;
}
hgeFont::~hgeFont()
{
for(int i=0; i<256; i++)
if(letters[i]) delete letters[i];
if(hTexture) delete hTexture;
//hge->Release();
}
void hgeFont::Render(float x, float y, int align, const char *string)
{
int i;
float fx=x;
JRenderer* renderer = JRenderer::GetInstance();
align &= HGETEXT_HORZMASK;
if(align==HGETEXT_RIGHT) fx-=GetStringWidth(string);
if(align==HGETEXT_CENTER) fx-=int(GetStringWidth(string)/2.0f);
while(*string)
{
if(*string=='\n')
{
y += int(fHeight*fScale*fSpacing);
fx = x;
if(align == HGETEXT_RIGHT) fx -= GetStringWidth(string+1);
if(align == HGETEXT_CENTER) fx -= int(GetStringWidth(string+1)/2.0f);
}
else
{
i=(unsigned char)*string;
if(!letters[i]) i='?';
if(letters[i])
{
fx += pre[i]*fScale*fProportion;
//letters[i]->RenderEx(fx, y, fRot, fScale*fProportion, fScale);
renderer->RenderQuad(letters[i], fx, y, fRot, fScale*fProportion, fScale);
fx += (letters[i]->mWidth+post[i]+fTracking)*fScale*fProportion;
}
}
string++;
}
}
void hgeFont::printf(float x, float y, int align, const char *format, ...)
{
//char *pArg=(char *) &format+sizeof(format);
//_vsnprintf(buffer, sizeof(buffer)-1, format, pArg);
//buffer[sizeof(buffer)-1]=0;
//vsprintf(buffer, format, pArg);
va_list list;
va_start(list, format);
vsprintf(buffer, format, list);
va_end(list);
Render(x,y,align,buffer);
}
void hgeFont::printfb(float x, float y, float w, float h, int align, const char *format, ...)
{
char chr, *pbuf, *prevword, *linestart;
int i,lines=0;
float tx, ty, hh, ww;
//char *pArg=(char *) &format+sizeof(format);
//_vsnprintf(buffer, sizeof(buffer)-1, format, pArg);
//buffer[sizeof(buffer)-1]=0;
//vsprintf(buffer, format, pArg);
va_list list;
va_start(list, format);
vsprintf(buffer, format, list);
va_end(list);
linestart=buffer;
pbuf=buffer;
prevword=0;
for(;;)
{
i=0;
while(pbuf[i] && pbuf[i]!=' ' && pbuf[i]!='\n') i++;
chr=pbuf[i];
pbuf[i]=0;
ww=GetStringWidth(linestart);
pbuf[i]=chr;
if(ww > w)
{
if(pbuf==linestart)
{
pbuf[i]='\n';
linestart=&pbuf[i+1];
}
else
{
*prevword='\n';
linestart=prevword+1;
}
lines++;
}
if(pbuf[i]=='\n')
{
prevword=&pbuf[i];
linestart=&pbuf[i+1];
pbuf=&pbuf[i+1];
lines++;
continue;
}
if(!pbuf[i]) {lines++;break;}
prevword=&pbuf[i];
pbuf=&pbuf[i+1];
}
tx=x;
ty=y;
hh=fHeight*fSpacing*fScale*lines;
switch(align & HGETEXT_HORZMASK)
{
case HGETEXT_LEFT: break;
case HGETEXT_RIGHT: tx+=w; break;
case HGETEXT_CENTER: tx+=int(w/2); break;
}
switch(align & HGETEXT_VERTMASK)
{
case HGETEXT_TOP: break;
case HGETEXT_BOTTOM: ty+=h-hh; break;
case HGETEXT_MIDDLE: ty+=int((h-hh)/2); break;
}
Render(tx,ty,align,buffer);
}
float hgeFont::GetStringWidth(const char *string) const
{
int i;
float linew, w = 0;
while(*string)
{
linew = 0;
while(*string && *string != '\n')
{
i=(unsigned char)*string;
if(!letters[i]) i='?';
if(letters[i])
linew += letters[i]->mWidth + pre[i] + post[i] + fTracking;
string++;
}
if(linew > w) w = linew;
while (*string == '\n' || *string == '\r') string++;
}
return w*fScale*fProportion;
}
void hgeFont::SetColor(PIXEL_TYPE col)
{
dwCol = col;
for(int i=0; i<256; i++)
if(letters[i])
letters[i]->SetColor(col);
}
void hgeFont::SetZ(float z)
{
fZ = z;
//for(int i=0; i<256; i++)
// if(letters[i])
// letters[i]->SetZ(z);
}
void hgeFont::SetBlendMode(int blend)
{
nBlend = blend;
//for(int i=0; i<256; i++)
// if(letters[i])
// letters[i]->SetBlendMode(blend);
}
char *hgeFont::_get_line(char *file, char *line)
{
int i=0;
if(!file[i]) return 0;
while(file[i] && file[i]!='\n' && file[i]!='\r')
{
line[i]=file[i];
i++;
}
line[i]=0;
while(file[i] && (file[i]=='\n' || file[i]=='\r')) i++;
return file + i;
}