It includes alpha values. format #AARRGGBB
On Thursday, 11 February 2016 08:27:49 UTC+1, gjs wrote:
>
> Hi,
>
> I guess just make sure that your color values used in your
> "DummyContent.ITEMS.get(position).color" array do also include an alpha
> values ?
>
> Regards
>
> On Wednesday, February 10, 2016 at 10:42:51 PM UTC+11, Nnabueze Uhiara
> wrote:
>
> I refactored it as you suggested but the issue persisted till I commented
> out the spinnerAdapter onItemSelectedListener. It works perfectly now but I
> still want to change the underlying layout's background with spinner i.e I
> want when a spinner item is clicked, the colour of the underlying layout
> background changes to the colour of the spinnerItem. Could you help me with
> that pls?. This is the refactored code:
>
> package com.nezspencer.nuhiara.colourhub;
>
> import android.graphics.Color;
> import android.os.AsyncTask;
> import android.os.Bundle;
> import android.support.annotation.Nullable;
> import android.support.v4.app.Fragment;
> import android.text.TextUtils;
> import android.util.Log;
> import android.view.LayoutInflater;
> import android.view.MotionEvent;
> import android.view.View;
> import android.view.ViewGroup;
> import android.widget.AdapterView;
> import android.widget.EditText;
> import android.widget.LinearLayout;
> import android.widget.SeekBar;
> import android.widget.Spinner;
> import android.widget.TextView;
>
> import com.dd.CircularProgressButton;
> import com.nezspencer.nuhiara.colourhub.adapter.SpinnerAdapter;
> import com.nezspencer.nuhiara.colourhub.dummy.DummyContent;
>
> import java.util.Arrays;
> import java.util.List;
>
> /**
> * Created by Nnabueze on 1/30/2016.
> */
> public class ColorMixFragment extends Fragment implements
> View.OnClickListener,SeekBar.OnSeekBarChangeListener {
>
> private SeekBar A_seekbar;
> private SeekBar R_seekBar;
> private SeekBar G_seekbar;
> private SeekBar B_seekbar;
> private EditText inputColor;
> private CircularProgressButton renderButton;
> private TextView rgbColor;
> private TextView argbColor;
> private Spinner backgroundColorSpinner;
> private LinearLayout screenLayout;
> private LinearLayout backLayout;
> private static String A_string=null;
> private static String R_string=null;
> private static String G_string=null;
> private static String B_string=null;
> private List<String>colorCodes;
> int size;
> static int A_colour=255;
> static int R_colour=0;
> static int G_colour=0;
> static int B_colour=0;
> @Nullable
> @Override
> public View onCreateView(LayoutInflater inflater, ViewGroup container,
> Bundle savedInstanceState) {
>
>
> colorCodes=Arrays.asList(getResources().getStringArray(R.array.color_codes));
> size = colorCodes.size() - 1;
>
> A_string=colorCodes.get(size);
> R_string=colorCodes.get(0);
> G_string=colorCodes.get(0);
> B_string=colorCodes.get(0);
>
> View
> view=inflater.inflate(R.layout.fragment_colour_mix,container,false);
> findAllViews(view);
> displayColorCode();
> screenLayout.setBackgroundColor(stringToColor(computeColor()));
> renderButton.setOnClickListener(this);
> A_seekbar.setMax(size);
> R_seekBar.setMax(size);
> G_seekbar.setMax(size);
> B_seekbar.setMax(size);
> inputColor.setFocusable(false);
> inputColor.setOnTouchListener(new View.OnTouchListener() {
> @Override
> public boolean onTouch(View v, MotionEvent event) {
> inputColor.setFocusableInTouchMode(true);
> return false;
> }
> });
> inputColor.setOnFocusChangeListener(new View.OnFocusChangeListener() {
> @Override
> public void onFocusChange(View v, boolean hasFocus) {
>
> if (hasFocus) {
> renderButton.setProgress(0);
> renderButton.setIndeterminateProgressMode(false);
> }
> }
> });
> A_seekbar.setOnSeekBarChangeListener(this);
> R_seekBar.setOnSeekBarChangeListener(this);
> G_seekbar.setOnSeekBarChangeListener(this);
> B_seekbar.setOnSeekBarChangeListener(this);
>
> backgroundColorSpinner.setAdapter(new SpinnerAdapter(getActivity(),
> DummyContent.ITEMS));
> /*backgroundColorSpinner.setOnItemSelectedListener(new
> AdapterView.OnItemSelectedListener() {
> @Override
> public void onItemSelected(AdapterView<?> parent, View view, int
> position, long id) {
>
> backLayout.setBackgroundColor(DummyContent.ITEMS.get(position).color);
> }
>
> @Override
> public void onNothingSelected(AdapterView<?> parent) {
>
> }
> });*/
>
>
>
> //backLayout.setBackgroundColor(Color.GREEN);
> //screenLayout.setBackgroundResource(R.color.trans_yellow);
> return view;
> }
>
>
>
> private void findAllViews(View view)
> {
> A_seekbar=(SeekBar)view.findViewById(R.id.colorA);
> R_seekBar=(SeekBar)view.findViewById(R.id.colorR);
> G_seekbar=(SeekBar)view.findViewById(R.id.colorG);
> B_seekbar=(SeekBar)view.findViewById(R.id.colorB);
> inputColor=(EditText)view.findViewById(R.id.input_colour);
>
> renderButton=(CircularProgressButton)view.findViewById(R.id.btnWithText);
> rgbColor=(TextView)view.findViewById(R.id.rgb_color);
> argbColor=(TextView)view.findViewById(R.id.argb_color);
> backgroundColorSpinner=(Spinner)view.findViewById(R.id.spinner);
> screenLayout=(LinearLayout)view.findViewById(R.id.fore_layout);
> backLayout=(LinearLayout)view.findViewById(R.id.back_layout);
> }
>
> @Override
> public void onClick(View v) {
>
> if (v.getId()==R.id.btnWithText)
> {
> String t=inputColor.getText().toString();
> if (TextUtils.isEmpty(t))
> {
> inputColor.setError("enter color code");
> return;
> }
>
> try {
> Color.parseColor(t);
> new RotateButton().execute(t);
> }
> catch (IllegalArgumentException e)
> {
> inputColor.setError("not a color");
> e.printStackTrace();
> }
> }
> }
>
>
>
> public void getStringEquivalent(int change,String id)
> {
>
> if (id.equalsIgnoreCase("alpha"))
> {
> A_string=colorCodes.get(change);
> }
>
> else if (id.equalsIgnoreCase("red"))
> {
> R_string=colorCodes.get(change);
> }
>
> else if (id.equalsIgnoreCase("green"))
> {
> G_string=colorCodes.get(change);
> }
> else {
> B_string=colorCodes.get(change);
> }
>
>
> screenLayout.setBackgroundColor(stringToColor(computeColor()));
> displayColorCode();
>
> }
>
> public String computeColor() {return
> "#"+A_string+R_string+G_string+B_string;}
>
> public Integer stringToColor(String colorString)
> {
> return Color.parseColor(colorString);
> }
>
> public void displayColorCode()
> {
> rgbColor.setText("#" + R_string + G_string + B_string);
> argbColor.setText(computeColor());
> }
>
> @Override
> public void onProgressChanged(SeekBar seekBar, int progress, boolean
> fromUser) {
>
> final String alpha="alpha";
> final String red="red";
> final String green="green";
> final String blue="blue";
>
> if (seekBar.getId()==R.id.colorA)
> {
> A_colour=size-progress;
> A_string=intToHex(size-progress);
> //getStringEquivalent(size-progress,alpha);
> }
>
> else if (seekBar.getId()==R.id.colorR)
> {
> R_string=intToHex(progress);
> //getStringEquivalent(progress,red);
> R_colour=progress;
> }
> else if (seekBar.getId()==R.id.colorG) {
> G_string=intToHex(progress);
> G_colour=progress;
> //getStringEquivalent(progress,green);
> }
> else
> {
> B_string=intToHex(progress);
> B_colour=progress;
> //getStringEquivalent(progress,blue);
> }
>
>
> screenLayout.setBackgroundColor(Color.argb(A_colour,R_colour,G_colour,B_colour));
> displayColorCode();
> }
>
> @Override
> public void onStartTrackingTouch(SeekBar seekBar) {
>
> }
>
> @Override
> public void onStopTrackingTouch(SeekBar seekBar) {
>
> }
>
> public String intToHex(int i) {return String.format("%02x",i & 0xFF);}
>
> public void extractColorString(String colorString)
> {
>
> String temp=colorString.substring(1);
> Log.e("temp"," "+temp);
> int length=temp.length();
>
> if (length==6)
> {
> A_string=colorCodes.get(0);
> R_string=temp.substring(0,2);
> G_string=temp.substring(2,4);
> B_string=temp.substring(4,6);
> }
>
>
> else {
> A_string=temp.substring(0,2);
> R_string=temp.substring(2,4);
> G_string=temp.substring(4,6);
> B_string=temp.substring(6,8);
> }
>
> A_seekbar.setProgress(colorCodes.indexOf(A_string.toUpperCase()));
> R_seekBar.setProgress(colorCodes.indexOf(R_string.toUpperCase()));
> G_seekbar.setProgress(colorCodes.indexOf(G_string.toUpperCase()));
> B_seekbar.setProgress(colorCodes.indexOf(B_string.toUpperCase()));
>
> displayColorCode();
> }
>
>
>
> class RotateButton extends AsyncTask<String,Void,String> {
> @Override
> protected void onPreExecute() {
> super.onPreExecute();
> renderButton.setProgress(30);
> renderButton.setIndeterminateProgressMode(true);
> }
>
> @Override
> protected String doInBackground(String... params) {
>
> for (int i=0; i<5000; i++)
> Log.i("roll button ",""+i);
>
> return params[0];
> }
>
> @Override
> protected void onPostExecute(String aVoid) {
> super.onPostExecute(aVoid);
>
> renderButton.setIndeterminateProgressMode(false);
> renderButton.setProgress(100);
> screenLayout.setBackgroundColor(Color.parseColor(aVoid));
> /*screenLayout.setLayerType(View.LAYER_TYPE_HARDWARE, null);
> screenLayout.setAlpha(1);
> screenLayout.setBackgroundColor(Color.GREEN);
> backLayout.setBackgroundColor(Color.BLUE);*/
> inputColor.setFocusable(false);
> extractColorString(aVoid);
> }
> }
> }
>
>
>
> On Wednesday, 10 February 2016 11:58:46 UTC+1, gjs wrote:
>
> Hi,
>
> Your source code as black text on gray is difficult to read.
>
> Instead of using -
>
> screenLayout.setAlpha(1);
> screenLayout.setBackgroundColor(Color.GREEN);
>
> - I'd suggest that you combine these into a single line of code and
> specify both alpha & color as a single (32bit) Integer value, here an
> example in hexadecimal -
>
> screenLayout.setBackgroundColor(0x8000FF00);
>
> - that is Alpha is x80 ie 50% transparent and the color is Green 100%
>
> or the equivalent using
> http://developer.android.com/reference/android/graphics/Color.html#argb(int,
> int, int, int) eg -
>
> screenLayout.setBackgroundColor( Color.argb( 128, 0, 255, 0 ) ); // 50%
> transparent green
>
> Regards
>
>
>
>
>
>
> On Wednesday, February 10, 2016 at 6:33:57 PM UTC+11, Nnabueze Uhiara
> wrote:
>
> So sorry for the late reply. I was offline throughout yesterday. This is
> the code:
>
> package com.nezspencer.nuhiara.colourhub;
>
> import android.graphics.Color;
> import android.os.AsyncTask;
>
> ...
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