#include "LPBApp.h"

BMessage* NewMessage(uint32 what, uint32 data)
{
        BMessage* m = new BMessage(what);
        m->AddInt32("data", (int32)data);
        return m;
}


AppWindow::AppWindow(BRect aRect) 
        : BWindow(aRect, APPLICATION, B_TITLED_WINDOW, 0) {
        // add menu bar
        BRect rect = BRect(0,0,aRect.Width(), aRect.Height());
        menubar = new BMenuBar(rect, "menu_bar");
        BMenu *menu; 

        menu = new BMenu("Test");
        menu->AddItem(new BMenuItem("About ...", new BMessage(B_ABOUT_REQUESTED)));
        menu->AddSeparatorItem();
        menu->AddItem(new BMenuItem("Quit", new BMessage(B_QUIT_REQUESTED), 'Q')); 
        menubar->AddItem(menu);

        menu = new BMenu("Line Cap");
        menu->AddItem(new BMenuItem("Round",  NewMessage(CAP_MSG, B_ROUND_CAP)));
        menu->AddItem(new BMenuItem("Butt",   NewMessage(CAP_MSG, B_BUTT_CAP)));
        menu->AddItem(new BMenuItem("Square", NewMessage(CAP_MSG, B_SQUARE_CAP)));
        menubar->AddItem(menu);

        menu = new BMenu("Line Join");
        menu->AddItem(new BMenuItem("Round",  NewMessage(JOIN_MSG, B_ROUND_JOIN)));
        menu->AddItem(new BMenuItem("Miter",  NewMessage(JOIN_MSG, B_MITER_JOIN)));
        menu->AddItem(new BMenuItem("Bevel",  NewMessage(JOIN_MSG, B_BEVEL_JOIN)));
        menu->AddItem(new BMenuItem("Butt",   NewMessage(JOIN_MSG, B_BUTT_JOIN)));
        menu->AddItem(new BMenuItem("Square", NewMessage(JOIN_MSG, B_SQUARE_JOIN)));
        menubar->AddItem(menu);

        menu = new BMenu("Path");
        menu->AddItem(new BMenuItem("Open", new BMessage(OPEN_MSG)));
        menu->AddItem(new BMenuItem("Close", new BMessage(CLOSE_MSG)));
        menubar->AddItem(menu);

        AddChild(menubar);
        // add path view
        aRect.Set(0, menubar->Bounds().Height()+1, aRect.Width(), aRect.Height());
        view = NULL;
        AddChild(view = new PathView(aRect));
        // make window visible
        Show();
}

void AppWindow::MessageReceived(BMessage *message) {
        int32 data;
        message->FindInt32("data", &data);
        
        switch(message->what) {
        case MENU_APP_NEW: 
                break; 
        case B_ABOUT_REQUESTED:
                AboutRequested();
                break;
        case CAP_MSG:
                view->SetLineMode((cap_mode)data, view->LineJoinMode(), view->LineMiterLimit());
                view->Invalidate();
                break;
        case JOIN_MSG:
                view->SetLineMode(view->LineCapMode(), (join_mode)data, view->LineMiterLimit());
                view->Invalidate();
                break;
        case OPEN_MSG:
        case CLOSE_MSG:
                view->SetClose(message->what == CLOSE_MSG);
                view->Invalidate();
                break;
        default:
                BWindow::MessageReceived(message);
        }
}


bool AppWindow::QuitRequested() {
        be_app->PostMessage(B_QUIT_REQUESTED);
        return(true);
}

void AppWindow::AboutRequested() {
        BAlert *about = new BAlert(APPLICATION, 
                APPLICATION " " VERSION "\nThis program is freeware under BSD/MIT license.\n\n"
                "Written 2002.\n\n"
                "By Michael Pfeiffer.\n\n"
                "EMail: michael.pfeiffer@utanet.at.","Close");
                about->Go();
}

App::App() : BApplication("application/x-vnd.obos.LinePathBuilder") {
        BRect aRect;
        // set up a rectangle and instantiate a new window
        aRect.Set(100, 80, 410, 380);
        window = NULL;
        window = new AppWindow(aRect);          
}

int main(int argc, char *argv[]) { 
        be_app = NULL;
        App app;
        be_app->Run();
        return 0;
}