guicast/bctitle.C

   1 #include "bcresources.h"
   2 #include "bctitle.h"
   3 #include "bcresources.h"
   4 #include <string.h>
   5 #include <unistd.h>
   6
   7 BC_Title::BC_Title(int x,
   8                 int y,
   9                 char *text,
  10                 int font,
  11                 int color,
  12                 int centered,
  13                 int fixed_w)
  14  : BC_SubWindow(x, y, -1, -1, -1)
  15 {
  16         this->font = font;
  17         if(color < 0)
  18                 this->color = get_resources()->default_text_color;
  19         else
  20                 this->color = color;
  21         this->centered = centered;
  22         this->fixed_w = fixed_w;
  23         strcpy(this->text, text);
  24 }
  25
  26 BC_Title::~BC_Title()
  27 {
  28 }
  29
  30
  31 int BC_Title::initialize()
  32 {
  33         if(w <= 0 || h <= 0)
  34                 get_size(this, font, text, fixed_w, w, h);
  35
  36         if(centered) x -= w / 2;
  37
  38         BC_SubWindow::initialize();
  39         draw();
  40         return 0;
  41 }
  42
  43 int BC_Title::set_color(int color)
  44 {
  45         this->color = color;
  46         draw();
  47         return 0;
  48 }
  49
  50 int BC_Title::resize(int w, int h)
  51 {
  52         resize_window(w, h);
  53         draw();
  54         return 0;
  55 }
  56
  57 int BC_Title::reposition(int x, int y)
  58 {
  59         reposition_window(x, y, w, h);
  60         draw();
  61         return 0;
  62 }
  63
  64
  65 int BC_Title::update(char *text)
  66 {
  67         int new_w, new_h;
  68
  69         strcpy(this->text, text);
  70         get_size(this, font, text, fixed_w, new_w, new_h);
  71         if(new_w > w || new_h > h)
  72         {
  73                 resize_window(new_w, new_h);
  74         }
  75         draw();
  76         return 0;
  77 }
  78
  79 void BC_Title::update(float value)
  80 {
  81         char string[BCTEXTLEN];
  82         sprintf(string, "%.04f", value);
  83         update(string);
  84 }
  85
  86 char* BC_Title::get_text()
  87 {
  88         return text;
  89 }
  90
  91 int BC_Title::draw()
  92 {
  93         int i, j, x, y;
  94
  95 // Fix background for block fonts.
  96 // This should eventually be included in a BC_WindowBase::is_blocked_font()
  97
  98         if(font == MEDIUM_7SEGMENT)
  99         {
 100           //leave it up to the theme to decide if we need a background or not.
 101           if (top_level->get_resources()->draw_clock_background)
 102           {
 103               BC_WindowBase::set_color(BLACK);
 104               draw_box(0, 0, w, h);
 105           }
 106         }
 107         else
 108                 draw_top_background(parent_window, 0, 0, w, h);
 109
 110         set_font(font);
 111         BC_WindowBase::set_color(color);
 112         for(i = 0, j = 0, x = 0, y = get_text_ascent(font);
 113                 i <= strlen(text);
 114                 i++)
 115         {
 116                 if(text[i] == '\n' || text[i] == 0)
 117                 {
 118                         if(centered)
 119                         {
 120                                 draw_center_text(get_w() / 2,
 121                                         y,
 122                                         &text[j],
 123                                         i - j);
 124                                 j = i + 1;
 125                         }
 126                         else
 127                         {
 128                                 draw_text(x,
 129                                         y,
 130                                         &text[j],
 131                                         i - j);
 132                                 j = i + 1;
 133                         }
 134                         y += get_text_height(font);
 135                 }
 136         }
 137         set_font(MEDIUMFONT);    // reset
 138         flash();
 139         flush();
 140         return 0;
 141 }
 142
 143 int BC_Title::calculate_w(BC_WindowBase *gui, char *text, int font)
 144 {
 145         int temp_w, temp_h;
 146         get_size(gui, font, text, 0, temp_w, temp_h);
 147         return temp_w;
 148 }
 149
 150 int BC_Title::calculate_h(BC_WindowBase *gui, char *text, int font)
 151 {
 152         int temp_w, temp_h;
 153         get_size(gui, font, text, 0, temp_w, temp_h);
 154         return temp_h;
 155 }
 156
 157
 158
 159 void BC_Title::get_size(BC_WindowBase *gui, int font, char *text, int fixed_w, int &w, int &h)
 160 {
 161         int i, j, x, y, line_w = 0;
 162         w = 0;
 163         h = 0;
 164
 165         for(i = 0, j = 0; i <= strlen(text); i++)
 166         {
 167                 line_w = 0;
 168                 if(text[i] == '\n')
 169                 {
 170                         h++;
 171                         line_w = gui->get_text_width(font, &text[j], i - j);
 172                         j = i + 1;
 173                 }
 174                 else
 175                 if(text[i] == 0)
 176                 {
 177                         h++;
 178                         line_w = gui->get_text_width(font, &text[j]);
 179                 }
 180                 if(line_w > w) w = line_w;
 181         }
 182
 183         h *= gui->get_text_height(font);
 184         w += 5;
 185         if(fixed_w > 0) w = fixed_w;
 186 }
 187 /*
 188 //      Local Variables:
 189 //      mode: C++
 190 //      c-file-style: "linux"
 191 //      End:
 192 */