#include "bitmapbutton.h"

BitmapButton::BitmapButton(const wxString& title)
       : wxFrame(NULL, wxID_ANY, title, wxDefaultPosition, wxSize(250, 130))
{
    wxImage::AddHandler( new wxPNGHandler );
    wxPanel *panel = new wxPanel(this);
    slider = new wxSlider(panel, ID_SLIDER, 0, 0, 100, 
        wxPoint(10, 30), wxSize(140, -1));

    button = new wxBitmapButton(panel, wxID_ANY, wxBitmap(wxT("mute.png"), 
        wxBITMAP_TYPE_PNG), wxPoint(180, 20));

    Connect(ID_SLIDER, wxEVT_COMMAND_SLIDER_UPDATED, 
        wxScrollEventHandler(BitmapButton::OnScroll));  
    Center();
}


void BitmapButton::OnScroll(wxScrollEvent& event)
{
    pos = slider->GetValue(); 

    if (pos == 0) {
        button->SetBitmapLabel(wxBitmap(wxT("mute.png"), wxBITMAP_TYPE_PNG));
    } else if (pos > 0 && pos <= 30 ) {
        button->SetBitmapLabel(wxBitmap(wxT("min.png"), wxBITMAP_TYPE_PNG));
    } else if (pos > 30 && pos < 80 ) {
        button->SetBitmapLabel(wxBitmap(wxT("med.png"), wxBITMAP_TYPE_PNG));
    } else {
        button->SetBitmapLabel(wxBitmap(wxT("max.png"), wxBITMAP_TYPE_PNG));
    }
}