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Button.pde
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Button.pde
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/**
* The Button Class is used to implement functionality of buttons
* throughout the program.
* Buttons can have specific size, text, color and color of text as
* well as events, set integers used outside the class.
*/
class Button {
int xPos, yPos, width, height;
String label;
int event;
color buttonColor, labelColor;
PFont buttonTextFont;
boolean hovered;
/**
* Constructor method
* Sets values of above variables to new buttons
*/
Button(int x, int y, int width, int height, String label,
color widgetColor, PFont widgetFont, int event) {
this.xPos=x;
this.yPos=y;
this.width = width;
this.height= height;
this.label=label;
this.event=event;
this.buttonColor=widgetColor;
this.buttonTextFont=widgetFont;
labelColor= color(255);
hovered = false;
}
/**
* Draw method
* Draws a rounded rectangle on screen filling it with appropriate
* color (different when hovered over), text, text color and stroke.
*/
void draw() {
if (hovered) {
stroke(0, 150, 255);
this.buttonColor = color(255, 100, 0);
} else {
stroke(255);
this.buttonColor = color(0, 45, 90);
}
fill(buttonColor);
rect(xPos, yPos, width, height, 8, 8, 8, 8);
fill(labelColor);
text(label, xPos+10, yPos+height-10);
}
/**
* getEvent
* returns current event number specified in constructor
* if mouse is over button, 0 otherwise
* @param mX the mouse x position
* @param mY the mouse y position
* @return the appropriate event
*/
int getEvent(int mX, int mY) {
if (mX>xPos && mX < xPos+width && mY >yPos && mY <yPos+height) {
return event;
}
return 0;
}
/**
* setButtonColor method
* Sets the interior color of the button to a new specified color.
* @param newColor the new button color
*/
void setButtonColor(color newColor) {
this.buttonColor = newColor;
}
}