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java.lang.ObjectcontrolP5.Canvas
public abstract class Canvas
Use a Canvas to draw custom graphics into a control window or the default sketch window. The Canvas is an abstract class and must be extended by your custom Canvas class, see the ControlP5canvas example for details.
/**
* ControlP5 Canvas
* The ControlWindowCanvas allow you to add custom graphics to
* the default controlP5 renderer or a controlWindow rednerer.
*
* find a list of public methods available for the Canvas Controller
* at the bottom of this sketch's source code
*
* by Andreas Schlegel, 2011
* www.sojamo.de/libraries/controlp5
*
*/
import controlP5.*;
ControlP5 cp5;
ControlWindow controlWindow;
Canvas cc;
// MyCanvas, your Canvas render class
class MyCanvas extends Canvas {
int y;
public void setup(PApplet theApplet) {
y = 200;
}
public void draw(PApplet p) {
// renders a square with randomly changing colors
// make changes here.
p.fill(100);
p.rect(p.mouseX-20, y-20, 240, 30);
p.fill(255);
p.text("This text is drawn by MyCanvas", p.mouseX,y);
p.text("This text is drawn by MyCanvas", p.mouseX,y);
}
}
void setup() {
size(400, 400);
frameRate(30);
cp5 = new ControlP5(this);
// create a control window canvas and add it to
// the previously created control window.
cc = new MyCanvas();
cc.pre(); // use cc.post(); to draw on top of existing controllers.
cp5.addCanvas(cc); // add the canvas to cp5
}
void draw() {
background(0);
fill(60);
rect(100, 100, 200, 200);
}
/*
a list of all methods available for the ControlWindowCanvas Controller
use ControlP5.printPublicMethodsFor(Canvas.class);
to print the following list into the console.
You can find further details about class Canvas in the javadoc.
Format:
ClassName : returnType methodName(parameter type)
controlP5.Canvas : void moveTo(ControlWindow)
controlP5.Canvas : void setup(PApplet)
controlP5.Canvas : void draw(PApplet)
java.lang.Object : String toString()
java.lang.Object : boolean equals(Object)
*/
Field Summary | |
---|---|
static int |
POST
|
static int |
PRE
|
Constructor Summary | |
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Canvas()
|
Method Summary | |
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abstract void |
draw(processing.core.PApplet theApplet)
controlWindowCanvas is an abstract class and therefore needs to be extended by your class. |
int |
mode()
get the drawing mode of a Canvas. |
void |
moveTo(ControlWindow theControlWindow)
move a canvas to another controlWindow |
void |
post()
set the drawing mode to POST. |
void |
pre()
set the drawing mode to PRE. |
void |
setMode(int theMode)
|
void |
setup(processing.core.PApplet theApplet)
|
ControlWindow |
window()
|
Methods inherited from class java.lang.Object |
---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final int POST
public static final int PRE
Constructor Detail |
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public Canvas()
Method Detail |
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public abstract void draw(processing.core.PApplet theApplet)
public final int mode()
public void moveTo(ControlWindow theControlWindow)
theControlWindow
- public final void post()
public final void pre()
public final void setMode(int theMode)
theMode
- public void setup(processing.core.PApplet theApplet)
public final ControlWindow window()
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