mirror of
https://github.com/sojamo/controlp5
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125 lines
2.8 KiB
Java
Executable File
125 lines
2.8 KiB
Java
Executable File
package controlP5;
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/**
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* controlP5 is a processing gui library.
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*
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* 2006-2015 by Andreas Schlegel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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*
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* @author Andreas Schlegel (http://www.sojamo.de)
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* @modified ##date##
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* @version ##version##
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*
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*/
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import processing.core.PApplet;
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import processing.core.PGraphics;
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/**
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* Use a Canvas to draw custom graphics into a control
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* window or the default sketch window.
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*
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* The Canvas is an abstract class and must be extended by
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* your custom Canvas class, see the ControlP5canvas example
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* for details.
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*
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* @example controllers/ControlP5canvas
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*
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*/
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public abstract class Canvas {
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protected ControlWindow _myControlWindow;
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public final static int PRE = 0;
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public final static int POST = 1;
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protected int _myMode = PRE;
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public void setup( PGraphics theGraphics ) {
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}
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// TODO should be called from within ControlWindow when
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// calling draw(PGraphics)
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public void update( PApplet theApplet ) {
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}
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/**
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* controlWindowCanvas is an abstract class and
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* therefore needs to be extended by your class.
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* draw(PApplet theApplet) is the only method that needs
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* to be overwritten.
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*/
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public abstract void draw( PGraphics theGraphics );
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/**
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* move a canvas to another controlWindow
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*
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* @param theControlWindow
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*/
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public void moveTo( ControlWindow theControlWindow ) {
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if ( _myControlWindow != null ) {
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_myControlWindow.removeCanvas( this );
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}
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theControlWindow.addCanvas( this );
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}
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/**
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* get the drawing mode of a Canvas. this can be PRE or
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* POST.
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*
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* @return
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*/
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public final int mode( ) {
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return _myMode;
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}
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/**
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* set the drawing mode to PRE. PRE is the default.
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*/
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public final void pre( ) {
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setMode( PRE );
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}
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/**
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* set the drawing mode to POST.
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*/
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public final void post( ) {
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setMode( POST );
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}
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/**
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*
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* @param theMode
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*/
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public final void setMode( int theMode ) {
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if ( theMode == PRE ) {
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_myMode = PRE;
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} else {
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_myMode = POST;
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}
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}
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protected final void setControlWindow( ControlWindow theControlWindow ) {
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_myControlWindow = theControlWindow;
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}
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public final ControlWindow window( ) {
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return _myControlWindow;
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}
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}
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