bool detect(Spaceship spaceship,Pattern pattern){
XPoint x1;
XPoint x2;
x1.x=spaceship.getX();
x2.x=spaceship.getX()+spaceship.getWidth();
x1.y=spaceship.getY()+spaceship.getHeight();
x2.y=spaceship.getY()+spaceship.getHeight();
line_function bottom(x1,x2);
cout<<"spaceship at ("<<x1.x<<" , "<<x1.y<<endl;
for(int i=0;i<pattern.lines.size();i++){
if(pattern.lines[i].intersect(bottom)){
return true;
}
}
return false;
}
// EVENT LOOP!!!!!!!!!!!!
void eventloop(XInfo& xinfo){
// add stuff to pain.
listofd.push_front(&apolo);
listofd.push_front(&Starter);
listofd.push_front(&pattern);
listofd.push_back(&Restarter);
listofd.push_back(&Winner);
listofd.push_back((&vertical));
listofd.push_back(&Horizontal);
listofd.push_back(&leftHorizontal);
listofd.push_back(&TopMeter);
listofd.push_back((&EngineStats));
//listofd.push_front((&pattern));
XEvent event;
KeySym key;
char text[BufferSize];
unsigned long lastRepaint = 0;
int xDiff=0;
int yDiff=0;
//infinite loop, enter q to exit.
while (true) {
if (XPending(xinfo.display)>0){
XNextEvent(xinfo.display, &event);
//These are engine status.
if(yDiff>=0){
vertical.currentSpeed=yDiff;
}
if(xDiff>=0){
Horizontal.currentSpeed=xDiff;
}
bool d = pattern.detect(apolo,pattern);
if (xDiff<=0){
leftHorizontal.currentSpeed=abs(xDiff);
}
if (yDiff<=0){
TopMeter.currentSpeed=abs(yDiff);
}
//Here to make the driver complain.
if (GameIsPlaying){
if(abs(xDiff)>=3||yDiff>4){
isGoingTooFast=true;
}
else {isGoingTooFast=false;}
}
//Here after the collision happen.
if(d&&GameIsPlaying){
GameIsPlaying=!GameIsPlaying;
if(yDiff>5){
IsSpeadTooMuch=true;
}
xDiff=0;
yDiff=0;
cout<<"position "<<apolo.getX()<<" "<<apolo.getY()<<endl;
if(IsLandingOnPad&&(!IsSpeadTooMuch)){
Winner.hide=false;
}
else {
Restarter.hide=false;
}
}
switch (event.type) {
/*
* Exit when 'q' is typed.
* Arguments for XLookupString :
* event - the keyboard event
* text - buffer into which text will be written
* BufferSize - size of text buffer
* key - workstation independent key symbol
* 0 - pointer to a composeStatus structure
*/
case Expose:
if(event.xexpose.count ==0){
printf("Expose event recieved. Redrawing\n");
repaint(xinfo);
}
break;
case KeyPress:
int i =XLookupString((XKeyEvent*)&event, text, BufferSize, &key, 0 );
cout << "KeySym " << key
<< " text='" << text << "'"
<< " at " << event.xkey.time
<< endl;
//press q to exit
if ( i == 1 && text[0] == 113 ) {
cout << "Terminated normally." << endl;
// XCloseDisplay(xinfo.display);
return;
}
//UP key
if ( key == XK_Up ) {
cout << "[Up]" << endl;
if(GameIsPlaying&&yDiff>=-2){
yDiff-=1;
}
}
//Down Key
if ( key == XK_Down ) {
cout << "[D]" << endl;
if (GameIsPlaying&&(yDiff<=10)){
yDiff=yDiff+1;
}
}
//Left key
if ( key == XK_Left ) {
cout << "[L]" << endl;
if (GameIsPlaying&&(xDiff>=-10)){
xDiff=xDiff-1;
}
}
//Right key
if ( key == XK_Right ) {
cout << "[D]" << endl;
if((xDiff<=10)&&GameIsPlaying){
xDiff+=1;
}
}
//Space
if ( i == 1 && text[0] == 32 ) {
cout << "[ ]" << endl;
GameIsPlaying=!GameIsPlaying;
Starter.hide=true;
if(d){
apolo=Spaceship(10,10);
Restarter.hide=true;
if(IsLandingOnPad){
Winner.hide=true;
}
if(IsSpeadTooMuch){
IsSpeadTooMuch=false;
}
IsLandingOnPad=false;
}
}
break;
}
}
//cout<<"aaaa"<<endl;
//Handle key press done, now do the drawing
unsigned long end = now();
if (end - lastRepaint > 1000000/FPS) {
if (GameIsPlaying){
handleDoubleBuffer(xinfo, xDiff, yDiff);
}
repaint(xinfo);
lastRepaint = now();
} else if (XPending(xinfo.display) == 0) {
usleep(1000000/FPS - (end - lastRepaint));
}
}
}
