guicast/bcprogress.C

   1 #include <stdio.h>
   2 #include <unistd.h>
   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, int64_t 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 int BC_ProgressBar::reposition_window(int x, int y, int w, int h)
  41 {
  42         if(w < 0) w = get_w();
  43         if(h < 0) h = get_h();
  44         BC_WindowBase::reposition_window(x, y, w, h);
  45         draw(1);
  46 }
  47
  48 void BC_ProgressBar::set_do_text(int value)
  49 {
  50         this->do_text = value;
  51 }
  52
  53 int BC_ProgressBar::set_images()
  54 {
  55         for(int i = 0; i < 2; i++)
  56                 if(images[i]) delete images[i];
  57
  58         for(int i = 0; i < 2; i++)
  59         {
  60                 images[i] = new BC_Pixmap(parent_window,
  61                         get_resources()->progress_images[i],
  62                         PIXMAP_ALPHA);
  63         }
  64         return 0;
  65 }
  66
  67
  68 int BC_ProgressBar::draw(int force)
  69 {
  70         char string[32];
  71         int new_pixel;
  72
  73         new_pixel = (int)(((float)position / length) * get_w());
  74
  75         if(new_pixel != pixel || force)
  76         {
  77                 pixel = new_pixel;
  78 // Clear background
  79                 draw_top_background(parent_window, 0, 0, get_w(), get_h());
  80                 draw_3segmenth(0, 0, pixel, 0, get_w(), images[PROGRESS_HI]);
  81                 draw_3segmenth(pixel, 0, get_w() - pixel, 0, get_w(), images[PROGRESS_UP]);
  82
  83
  84                 if(do_text)
  85                 {
  86                         set_font(MEDIUMFONT);
  87                         set_color(get_resources()->progress_text);     // draw decimal percentage
  88                         sprintf(string, "%d%%", (int)(100 * (float)position / length + 0.5 / w));
  89                         draw_center_text(w / 2, h / 2 + get_text_ascent(MEDIUMFONT) / 2, string);
  90                 }
  91                 flash();
  92         }
  93         return 0;
  94 }
  95
  96 int BC_ProgressBar::update(int64_t position)
  97 {
  98         this->position = position;
  99         draw();
 100         return 0;
 101 }
 102
 103 int BC_ProgressBar::update_length(int64_t length)
 104 {
 105         this->length = length;
 106         position = 0;
 107
 108         draw();
 109         return 0;
 110 }
 111
 112 /*
 113 //      Local Variables:
 114 //      mode: C++
 115 //      c-file-style: "linux"
 116 //      End:
 117 */