| 42 | // ---------------------------------------------------------------------------------------- |
| 43 | |
| 44 | void draw_button_down ( |
| 45 | const canvas& c, |
| 46 | const rectangle& btn, |
| 47 | unsigned char alpha |
| 48 | ) |
| 49 | { |
| 50 | rectangle area = btn.intersect(c); |
| 51 | if (area.is_empty() == false) |
| 52 | { |
| 53 | const rgb_alpha_pixel dark_gray(64,64,64,alpha); |
| 54 | const rgb_alpha_pixel gray(128,128,128,alpha); |
| 55 | const rgb_alpha_pixel black(0,0,0,alpha); |
| 56 | |
| 57 | draw_line(c,point(btn.left(),btn.top()),point(btn.right(),btn.top()),black); |
| 58 | |
| 59 | draw_line(c,point(btn.left()+1,btn.bottom()),point(btn.right(),btn.bottom()),dark_gray); |
| 60 | draw_line(c,point(btn.left()+1,btn.top()+1),point(btn.right()-1,btn.top()+1),gray); |
| 61 | |
| 62 | draw_line(c,point(btn.left(),btn.top()+1),point(btn.left(),btn.bottom()),black); |
| 63 | |
| 64 | draw_line(c,point(btn.right(),btn.top()+1),point(btn.right(),btn.bottom()-1),dark_gray); |
| 65 | draw_line(c,point(btn.left()+1,btn.top()+1),point(btn.left()+1,btn.bottom()-1),gray); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | // ---------------------------------------------------------------------------------------- |
| 70 | |