96 lines
2.0 KiB
Java
96 lines
2.0 KiB
Java
package control;
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import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStreamWriter;
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public class Ledstrip {
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private BufferedReader inp;
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private BufferedWriter out;
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private Process p;
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public Ledstrip(){
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try {
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p = Runtime.getRuntime().exec("sudo python led.py");
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inp = new BufferedReader( new InputStreamReader(p.getInputStream()) );
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out = new BufferedWriter( new OutputStreamWriter(p.getOutputStream()) );
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setLed(15, 100, 100, 100);
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strobo();
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}
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catch (Exception err) {
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err.printStackTrace();
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}
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}
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public void close(){
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try {
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inp.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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try {
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out.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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p.destroy();
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}
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/**
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* Set the color of a specific led
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* @param Pixel number of the led
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* @param Red value
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* @param Green value
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* @param Blue value
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* Remember: Button leds are GRB, normal ledstrip is RGB
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*/
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public void setLed(int led, int r, int g, int b) {
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try {
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out.write( "1|" + led + "|" + r + "|" + g + "|" + b + "\n" );
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out.flush();
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}
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catch (Exception err) {
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err.printStackTrace();
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}
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}
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/**
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* Shows the (new) colors
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*/
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public void show(){
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try {
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out.write( "0\n" );
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out.flush();
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}
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catch (Exception err) {
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err.printStackTrace();
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}
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}
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public void strobo(){
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boolean on = true;
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while(true){
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if(on){
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for(int i = 1; i < 66; i++){
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setLed(i, 0, 0, 0);
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}
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}else{
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for(int i = 1; i < 66; i++){
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setLed(i, 255, 255, 255);
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}
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}
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on = !on;
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show();
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try {
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Thread.sleep(100);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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}
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}
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