//--------------------------------------------------------------
void ofApp::draw(){
// If the left mouse button is pressed...
if (ofGetMousePressed(OF_MOUSE_BUTTON_LEFT)) {
int maxRadius = 100; // Increase for a wider brush
int radiusStepSize = 5; // Decrease for more circles (i.e. a more opaque brush)
int alpha = 3; // Increase for a more opaque brush
int maxOffsetDistance = 100; // Increase for a larger spread of circles
for (int radius=maxRadius; radius>0; radius-=radiusStepSize) {
// Formula for converting from polar to Cartesian coordinates:
// x = cos(polar angle) * (polar distance)
// y = sin(polar angle) * (polar distance)
// We need our angle to be in radians if we want to use sin() or cos()
// so we can make use of an openFrameworks function to convert from degrees
// to radians
float angle = ofRandom(ofDegToRad(360.0));
float distance = ofRandom(maxOffsetDistance);
float xOffset = cos(angle) * distance;
float yOffset = sin(angle) * distance;
// Using the ofColor class, we will randomly select a color between orange and red
ofColor myOrange(255, 132, 0, alpha);
ofColor myRed(255, 6, 0, alpha);
ofColor inBetween = myOrange.getLerped(myRed, ofRandom(1.0));
ofSetColor(inBetween);
ofCircle(ofGetMouseX()+xOffset, ofGetMouseY()+yOffset, radius);
}
}
// If the right mouse button is pressed...
if (ofGetMousePressed(OF_MOUSE_BUTTON_RIGHT)) {
ofBackground(0); // Erase the screen with a black background
}
}
MainMenuTextButton::MainMenuTextButton(std::string str, sf::Font& font) :
TextButton(), //
_game()
{
sf::Text text;
text.setFont(font);
text.setCharacterSize(30);
sf::Color myOrange(210, 100, 0);
text.setColor(myOrange);
text.setString(str);
sf::RectangleShape button(sf::Vector2f(130, 40));
button.setFillColor(sf::Color::Cyan);
TextButton::setText(text);
TextButton::setButton(button);
}
