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