void AddHelpText(sf::RenderWindow &App, sf::Font &f, GroupManager &gm)
{
sf::View v = App.GetView();
sf::Vector2f center = v.GetCenter(), half = v.GetHalfSize();
string s;
s = "Operations available:\n";
s += "Move: Left, Right, Up, Down\n";
s += "Speed: s (decrease), d (increase)\n";
s += "Step size: w (decrease), e (increase)\n";
s += "Zoom: z (in), x (out)\n";
s += "Steps mode: a (switch between modes)\n";
s += "Quit: Esc\n";
sf::String text(s, f, 12);
text.SetColor(sf::Color(128, 200, 40));
text.Move(center.x - half.x + half.x/20, center.y - half.y + half.y/20);
App.Draw(text);
ostringstream step_per_second_str;
step_per_second_str << "~" << step_per_second << "\n";
ostringstream step_time_str;
step_time_str << "~" << step_time << "\n";
ostringstream framerate_str;
framerate_str << 1.0/App.GetFrameTime() << "\n";
ostringstream step_size_str;
step_size_str << gm.GetStepSize() << "\n";
s = "Steps per second: ";
s += step_per_second_str.str() ;
s += "Step time: ";
s += step_time_str.str();
s += "Framerate: ";
s += framerate_str.str();
s += "Step size: ";
s += step_size_str.str();
s += "Steps mode: ";
switch (step_mode)
{
case SM_HARD_STEPS_CNT: s += "SM_HARD_STEPS_CNT\n"; break;
case SM_FREE_STEPS_CNT: s += "SM_FREE_STEPS_CNT\n"; break;
default: break;
}
sf::String inf(s.c_str(), f, 20);
inf.SetColor(sf::Color(230, 200, 180));
inf.Move(center.x - half.x + half.x/20, center.y + half.y - half.y/2);
App.Draw(inf);
}
void ProcessAppEvents(sf::RenderWindow &App, sf::View &v, GroupManager &gm)
{
sf::Event Event;
while (App.GetEvent(Event))
{
switch (Event.Type)
{
case sf::Event::Closed: App.Close(); break;
case sf::Event::KeyPressed:
{
switch (Event.Key.Code)
{
case sf::Key::Escape: App.Close(); break;
case sf::Key::Right:
case sf::Key::Left:
case sf::Key::Up:
case sf::Key::Down:
{
const int step = 5;
v = App.GetView();
int hor = 0, ver = 0;
if (Event.Key.Code == sf::Key::Left)
hor+=step;
if (Event.Key.Code == sf::Key::Right)
hor-=step;
if (Event.Key.Code == sf::Key::Up)
ver+=step;
if (Event.Key.Code == sf::Key::Down)
ver-=step;
v.Move(hor, ver);
App.SetView(v);
break;
}
case sf::Key::S:
case sf::Key::D:
{
//if (Event.Key.Code == sf::Key::S)
// wanna_step_per_second-= wanna_step_per_second/10 - 1;
//if (Event.Key.Code == sf::Key::D)
// wanna_step_per_second+= wanna_step_per_second/10 + 1;
//if (wanna_step_per_second <= 0)
// step_per_second = 1;
//if (wanna_step_per_second >= 250)
// step_per_second = 250;
//step_time = 1.0/wanna_step_per_second;
break;
}
case sf::Key::W:
case sf::Key::E:
{
if (Event.Key.Code == sf::Key::E)
gm.SetStepSize(gm.GetStepSize() + 0.005);
if (Event.Key.Code == sf::Key::W)
gm.SetStepSize(gm.GetStepSize() - 0.005);
break;
}
case sf::Key::Z:
case sf::Key::X:
{
if (Event.Key.Code == sf::Key::Z)
v.Zoom(1.01);
if (Event.Key.Code == sf::Key::X)
v.Zoom(1.0/1.01);
break;
}
case sf::Key::A:
{
step_mode = (STEP_MODE) ((int)SM_HARD_STEPS_CNT + (int)SM_FREE_STEPS_CNT - step_mode);
break;
}
default: break;
}
break;
}
case sf::Event::Resized:
{
int h = Event.Size.Height;
int w = Event.Size.Width;
v.SetHalfSize(w/2, h/2);
break;
}
default: break;
}
}
}