src/wellimagefont.cxx

   1 // docm_prefix(///)
   2 /****************************************************************************
   3 *  Copyright (C) 2002 by Leo Khramov
   4 *  email:   leo@xnc.dubna.su
   5 *
   6 *  This program is free software; you can redistribute it and/or modify
   7 *  it under the terms of the GNU General Public License as published by
   8 *  the Free Software Foundation; either version 2 of the License, or
   9 *  (at your option) any later version.
  10 *
  11 *  This program is distributed in the hope that it will be useful,
  12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *  GNU General Public License for more details.
  15  ****************************************************************************/
  16 // $Id: wellimagefont.cxx,v 1.1.1.1 2003/01/04 11:37:22 leo Exp $
  17
  18 #include "wellimagefont.h"
  19
  20 //===========================================================================
  21 /// global WellImageFont(Images id, unsigned int ifl, unsigned int ifh, int idx, int idy)
  22 ///   Constructor of base draw text class
  23 /// tags WellImageFont
  24 WellImageFont::WellImageFont(Images id, unsigned int ifl, unsigned int ifh,
  25                              int idx, int idy)
  26 {
  27   font_id=id;
  28   font_l=ifl;
  29   font_h=ifh;
  30   dx=idx;
  31   dy=idy;
  32   text_l=0;
  33 }
  34
  35 //===========================================================================
  36 /// global set_font(...)
  37 ///   setting font params
  38 /// tags WellImageFont
  39 void WellImageFont::set_font(unsigned int ifl, unsigned int ifh,
  40                              int idx, int idy)
  41 {
  42   font_l=ifl;
  43   font_h=ifh;
  44   dx=idx;
  45   dy=idy;
  46 }
  47
  48 //===========================================================================
  49 /// global set_text(char*)
  50 ///   setting text for output
  51 /// tags WellImageFont
  52 void WellImageFont::set_text(char* itext)
  53 {
  54   strcpy(text,itext);
  55   text_l=strlen(text);
  56 }
  57
  58
  59 //===========================================================================
  60 /// global set_screen_region(int ix, int iy, int il, int ih)
  61 ///   setting text for output
  62 /// tags WellImageFont
  63 void WellImageFont::set_screen_region(int ix, int iy, int il, int ih)
  64 {
  65   screen_x=ix;
  66   screen_y=iy;
  67   screen_l=il;
  68   screen_h=ih;
  69 }
  70
  71
  72 //===========================================================================
  73 /// global draw_text(Justify just)
  74 ///   draw text with given justification
  75 /// tags WellImageFont
  76 void WellImageFont::draw_text(Justify just)
  77 {
  78   draw_text(text,text_l,just);
  79 }
  80
  81 //===========================================================================
  82 /// global draw_text(char *text, int text_l, Justify just)
  83 ///   draw text with given justification
  84 /// tags WellImageFont
  85 void WellImageFont::draw_text(char* txt, int txt_l, Justify just)
  86 {
  87   int i,draw_x;
  88   unsigned int draw_h;
  89
  90   clear_region();
  91   if(txt_l<=0)
  92     return;
  93
  94   switch(just)
  95   {
  96   case LeftJust:
  97     draw_x=screen_x;
  98     break;
  99   case RightJust:
 100     draw_x=screen_x+screen_l-txt_l*font_l;
 101     break;
 102   case CenterJust:
 103     draw_x=screen_x+(screen_l-txt_l*font_l)/2;
 104     break;
 105   }
 106   draw_h=(screen_h<font_h ? screen_h : font_h);
 107   for(i=0;i<txt_l;i++)
 108     draw_symbol(draw_x+font_l*i,screen_y,font_l,draw_h,txt[i]);
 109 }
 110
 111 //===========================================================================
 112 /// global draw_text(char *text, int text_l, Justify just)
 113 ///   draw text with given justification
 114 /// tags WellImageFont
 115 void WellImageFont::draw_text(char* txt, int txt_l, Colors idx, Justify just)
 116 {
 117   int i,draw_x;
 118   unsigned int draw_h;
 119
 120   clear_region(idx);
 121   if(txt_l<=0)
 122     return;
 123
 124   switch(just)
 125   {
 126   case LeftJust:
 127     draw_x=screen_x;
 128     break;
 129   case RightJust:
 130     draw_x=screen_x+screen_l-txt_l*font_l;
 131     break;
 132   case CenterJust:
 133     draw_x=screen_x+(screen_l-txt_l*font_l)/2;
 134     break;
 135   }
 136   draw_h=(screen_h<font_h ? screen_h : font_h);
 137   for(i=0;i<txt_l;i++)
 138     draw_symbol(draw_x+font_l*i,screen_y,font_l,draw_h,txt[i]);
 139 }
 140
 141