Reference for Processing version 1.2. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know.
If you prefer a more technical reference, visit the Processing Javadoc.
Name |
Object |
Examples |
// Declare and contruct two objects (h1, h2) from the class HLine
HLine h1 = new HLine(20, 2.0);
HLine h2 = new HLine(50, 2.5);
void setup()
{
size(200, 200);
frameRate(30);
}
void draw() {
background(204);
h1.update();
h2.update();
}
class HLine {
float ypos, speed;
HLine (float y, float s) {
ypos = y;
speed = s;
}
void update() {
ypos += speed;
if (ypos > width) {
ypos = 0;
}
line(0, ypos, width, ypos);
}
} |
Description |
Objects are instances of classes. A class is a grouping of related methods (functions) and fields (variables and constants). |
Syntax |
classinstance |
Parameters |
class |
the class to created the object from |
instance |
any variable name |
|
Usage |
Web & Application |
Related |
class
|
Updated on June 14, 2010 12:05:29pm EDT