hvirtual/guicast/bctitle.C

   1 #include "bctitle.h"
   2 #include <string.h>
   3 #include <unistd.h>
   4
   5 BC_Title::BC_Title(int x,
   6                 int y,
   7                 char *text,
   8                 int font,
   9                 int color,
  10                 int centered,
  11                 int fixed_w)
  12  : BC_SubWindow(x, y, -1, -1, -1)
  13 {
  14         this->font = font;
  15         this->color = color;
  16         this->centered = centered;
  17         this->fixed_w = fixed_w;
  18         strcpy(this->text, text);
  19 }
  20
  21 BC_Title::~BC_Title()
  22 {
  23 }
  24
  25
  26 int BC_Title::initialize()
  27 {
  28         if(w <= 0 || h <= 0)
  29                 get_size(w, h);
  30
  31         if(centered) x -= w / 2;
  32
  33         BC_SubWindow::initialize();
  34         draw();
  35         return 0;
  36 }
  37
  38 int BC_Title::set_color(int color)
  39 {
  40         this->color = color;
  41         draw();
  42         return 0;
  43 }
  44
  45 int BC_Title::resize(int w, int h)
  46 {
  47         resize_window(w, h);
  48         draw();
  49         return 0;
  50 }
  51
  52 int BC_Title::reposition(int x, int y)
  53 {
  54         reposition_window(x, y, w, h);
  55         draw();
  56         return 0;
  57 }
  58
  59
  60 int BC_Title::update(char *text)
  61 {
  62         int new_w, new_h;
  63
  64         strcpy(this->text, text);
  65         get_size(new_w, new_h);
  66         if(new_w > w || new_h > h)
  67         {
  68                 resize_window(new_w, new_h);
  69         }
  70         draw();
  71         return 0;
  72 }
  73
  74 int BC_Title::draw()
  75 {
  76         int i, j, x, y;
  77
  78 // Fix background for block fonts.
  79 // This should eventually be included in a BC_WindowBase::is_blocked_font()
  80
  81         if(font == MEDIUM_7SEGMENT)
  82         {
  83                 BC_WindowBase::set_color(BLACK);
  84                 draw_box(0, 0, w, h);
  85         }
  86         else
  87                 draw_top_background(parent_window, 0, 0, w, h);
  88
  89         set_font(font);
  90         BC_WindowBase::set_color(color);
  91         for(i = 0, j = 0, x = 0, y = get_text_ascent(font);
  92                 i <= strlen(text);
  93                 i++)
  94         {
  95                 if(text[i] == '\n' || text[i] == 0)
  96                 {
  97                         if(centered)
  98                         {
  99                                 draw_center_text(get_w() / 2,
 100                                         y,
 101                                         &text[j],
 102                                         i - j);
 103                                 j = i + 1;
 104                         }
 105                         else
 106                         {
 107                                 draw_text(x,
 108                                         y,
 109                                         &text[j],
 110                                         i - j);
 111                                 j = i + 1;
 112                         }
 113                         y += get_text_height(font);
 114                 }
 115         }
 116         set_font(MEDIUMFONT);    // reset
 117         flash();
 118         flush();
 119         return 0;
 120 }
 121
 122 int BC_Title::get_size(int &w, int &h)
 123 {
 124         int i, j, x, y, line_w = 0;
 125         w = 0;
 126         h = 0;
 127
 128         for(i = 0, j = 0; i <= strlen(text); i++)
 129         {
 130                 line_w = 0;
 131                 if(text[i] == '\n')
 132                 {
 133                         h++;
 134                         line_w = get_text_width(font, &text[j], i - j);
 135                         j = i + 1;
 136                 }
 137                 else
 138                 if(text[i] == 0)
 139                 {
 140                         h++;
 141                         line_w = get_text_width(font, &text[j]);
 142                 }
 143                 if(line_w > w) w = line_w;
 144         }
 145
 146         h *= get_text_height(font);
 147         w += 5;
 148         if(fixed_w > 0) w = fixed_w;
 149
 150         return 0;
 151 }