hvirtual/guicast/bcprogress.C

   1 #include <stdio.h>
   2
   3
   4 #define PROGRESS_UP 0
   5 #define PROGRESS_HI 1
   6
   7 #include "colors.h"
   8 #include "fonts.h"
   9 #include "bcprogress.h"
  10 #include "bcpixmap.h"
  11 #include "bcresources.h"
  12
  13 BC_ProgressBar::BC_ProgressBar(int x, int y, int w, long length, int do_text)
  14  : BC_SubWindow(x, y, w, 0, -1)
  15 {
  16         this->length = length;
  17         this->do_text = do_text;
  18         position = 0;
  19         pixel = 0;
  20         for(int i = 0; i < 2; i++) images[i] = 0;
  21         do_text = 1;
  22 }
  23
  24 BC_ProgressBar::~BC_ProgressBar()
  25 {
  26     for(int i = 0; i < 2; i++)
  27             if (images[i]) delete images[i];
  28 }
  29
  30 int BC_ProgressBar::initialize()
  31 {
  32         set_images();
  33         h = images[PROGRESS_UP]->get_h();
  34
  35         BC_SubWindow::initialize();
  36         draw(1);
  37         return 0;
  38 }
  39
  40 void BC_ProgressBar::set_do_text(int value)
  41 {
  42         this->do_text = value;
  43 }
  44
  45 int BC_ProgressBar::set_images()
  46 {
  47         for(int i = 0; i < 2; i++)
  48                 if(images[i]) delete images[i];
  49
  50         for(int i = 0; i < 2; i++)
  51                 images[i] = new BC_Pixmap(parent_window,
  52                         get_resources()->progress_images[i],
  53                         PIXMAP_ALPHA);
  54         return 0;
  55 }
  56
  57
  58 int BC_ProgressBar::draw(int force)
  59 {
  60         char string[32];
  61         int new_pixel;
  62
  63         new_pixel = (int)(((float)position / length) * get_w());
  64
  65         if(new_pixel != pixel || force)
  66         {
  67                 pixel = new_pixel;
  68 // Clear background
  69                 draw_top_background(parent_window, 0, 0, get_w(), get_h());
  70                 draw_3segmenth(0, 0, pixel, 0, get_w(), images[PROGRESS_HI]);
  71                 draw_3segmenth(pixel, 0, get_w() - pixel, 0, get_w(), images[PROGRESS_UP]);
  72
  73
  74                 if(do_text)
  75                 {
  76                         set_font(MEDIUMFONT);
  77                         set_color(BLACK);     // draw decimal percentage
  78                         sprintf(string, "%d%%", (int)(100 * (float)position / length + 0.5 / w));
  79                         draw_center_text(w / 2, h / 2 + get_text_ascent(MEDIUMFONT) / 2, string);
  80                 }
  81                 flash();
  82         }
  83         return 0;
  84 }
  85
  86 int BC_ProgressBar::update(long position)
  87 {
  88         this->position = position;
  89         draw();
  90         return 0;
  91 }
  92
  93 int BC_ProgressBar::update_length(long length)
  94 {
  95         this->length = length;
  96         position = 0;
  97
  98         draw();
  99         return 0;
 100 }
 101