Include ColorPickerPreference as local library
This library has not been migrated to a newer repository, and is no longer available for use externally.
This commit is contained in:
parent
a29a483b3c
commit
980115a5bc
26 changed files with 2407 additions and 185 deletions
1
ColorPickerPreference/.gitignore
vendored
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1
ColorPickerPreference/.gitignore
vendored
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/build
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15
ColorPickerPreference/LICENSE
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15
ColorPickerPreference/LICENSE
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/*
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* Copyright (C) 2011 Sergey Margaritov & Daniel Nilsson
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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48
ColorPickerPreference/build.gradle
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48
ColorPickerPreference/build.gradle
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apply plugin: 'com.android.library'
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ext {
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bintrayRepo = 'android-ColorPickerPreference'
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bintrayName = 'android-colorpickerpreference'
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publishedGroupId = 'net.margaritov.preference.colorpicker.ColorPickerPreference'
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libraryName = 'ColorPickerPreference'
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artifact = 'ColorPickerPreference'
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libraryDescription = 'ColorPickerPreference for android to create color picker in preferences. Project created as Library'
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siteUrl = 'https://github.com/attenzione/android-ColorPickerPreference'
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gitUrl = 'https://github.com/attenzione/android-ColorPickerPreference.git'
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libraryVersion = '1.0.0'
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developerId = 'attenzione'
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developerName = 'Sergey Margaritov'
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developerEmail = 'github@semar.in'
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licenseName = 'The Apache Software License, Version 2.0'
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licenseUrl = 'http://www.apache.org/licenses/LICENSE-2.0.txt'
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allLicenses = ["Apache-2.0"]
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}
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android {
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compileSdkVersion 34
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namespace 'net.margaritov.preference.colorpicker'
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defaultConfig {
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minSdkVersion 21
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targetSdkVersion 34
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versionCode 1
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versionName "1.0"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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}
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dependencies {
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implementation "androidx.preference:preference:1.1.0"
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}
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34
ColorPickerPreference/proguard-rules.pro
vendored
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34
ColorPickerPreference/proguard-rules.pro
vendored
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-optimizationpasses 5
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-dontusemixedcaseclassnames
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-dontskipnonpubliclibraryclasses
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-dontpreverify
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-verbose
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-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
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-keep public class * extends android.app.Activity
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-keep public class * extends android.app.Application
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-keep public class * extends android.app.Service
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-keep public class * extends android.content.BroadcastReceiver
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-keep public class * extends android.content.ContentProvider
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-keep public class com.android.vending.licensing.ILicensingService
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-keepclasseswithmembernames class * {
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native <methods>;
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}
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-keepclasseswithmembernames class * {
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public <init>(android.content.Context, android.util.AttributeSet);
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}
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-keepclasseswithmembernames class * {
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public <init>(android.content.Context, android.util.AttributeSet, int);
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}
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-keepclassmembers enum * {
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public static **[] values();
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public static ** valueOf(java.lang.String);
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}
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-keep class * implements android.os.Parcelable {
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public static final android.os.Parcelable$Creator *;
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}
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package net.margaritov.colorpickerpreference;
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import android.app.Application;
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import android.test.ApplicationTestCase;
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/**
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* <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
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*/
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public class ApplicationTest extends ApplicationTestCase<Application> {
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public ApplicationTest() {
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super(Application.class);
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}
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}
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7
ColorPickerPreference/src/main/AndroidManifest.xml
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7
ColorPickerPreference/src/main/AndroidManifest.xml
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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="net.margaritov.preference.colorpicker">
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<uses-sdk android:minSdkVersion="7" />
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</manifest>
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/*
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* Copyright (C) 2010 Daniel Nilsson
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.margaritov.preference.colorpicker;
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import android.graphics.Bitmap;
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import android.graphics.Bitmap.Config;
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import android.graphics.Canvas;
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import android.graphics.ColorFilter;
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import android.graphics.Paint;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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/**
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* This drawable that draws a simple white and gray chessboard pattern.
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* It's pattern you will often see as a background behind a
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* partly transparent image in many applications.
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*
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* @author Daniel Nilsson
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*/
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public class AlphaPatternDrawable extends Drawable {
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private int mRectangleSize = 10;
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private Paint mPaint = new Paint();
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private Paint mPaintWhite = new Paint();
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private Paint mPaintGray = new Paint();
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private int numRectanglesHorizontal;
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private int numRectanglesVertical;
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/**
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* Bitmap in which the pattern will be cahched.
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*/
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private Bitmap mBitmap;
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public AlphaPatternDrawable(int rectangleSize) {
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mRectangleSize = rectangleSize;
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mPaintWhite.setColor(0xffffffff);
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mPaintGray.setColor(0xffcbcbcb);
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}
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@Override
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public void draw(Canvas canvas) {
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canvas.drawBitmap(mBitmap, null, getBounds(), mPaint);
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}
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@Override
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public int getOpacity() {
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return 0;
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}
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@Override
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public void setAlpha(int alpha) {
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throw new UnsupportedOperationException("Alpha is not supported by this drawwable.");
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}
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@Override
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public void setColorFilter(ColorFilter cf) {
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throw new UnsupportedOperationException("ColorFilter is not supported by this drawwable.");
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}
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@Override
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protected void onBoundsChange(Rect bounds) {
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super.onBoundsChange(bounds);
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int height = bounds.height();
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int width = bounds.width();
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numRectanglesHorizontal = (int) Math.ceil((width / mRectangleSize));
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numRectanglesVertical = (int) Math.ceil(height / mRectangleSize);
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generatePatternBitmap();
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}
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/**
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* This will generate a bitmap with the pattern
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* as big as the rectangle we were allow to draw on.
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* We do this to chache the bitmap so we don't need to
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* recreate it each time draw() is called since it
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* takes a few milliseconds.
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*/
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private void generatePatternBitmap() {
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if (getBounds().width() <= 0 || getBounds().height() <= 0) {
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return;
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}
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mBitmap = Bitmap.createBitmap(getBounds().width(), getBounds().height(), Config.ARGB_8888);
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Canvas canvas = new Canvas(mBitmap);
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Rect r = new Rect();
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boolean verticalStartWhite = true;
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for (int i = 0; i <= numRectanglesVertical; i++) {
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boolean isWhite = verticalStartWhite;
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for (int j = 0; j <= numRectanglesHorizontal; j++) {
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r.top = i * mRectangleSize;
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r.left = j * mRectangleSize;
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r.bottom = r.top + mRectangleSize;
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r.right = r.left + mRectangleSize;
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canvas.drawRect(r, isWhite ? mPaintWhite : mPaintGray);
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isWhite = !isWhite;
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}
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verticalStartWhite = !verticalStartWhite;
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}
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}
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}
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/*
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* Copyright (C) 2010 Daniel Nilsson
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.margaritov.preference.colorpicker;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.res.ColorStateList;
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import android.graphics.Color;
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import android.graphics.PixelFormat;
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import android.os.Bundle;
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import android.text.InputFilter;
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import android.text.InputType;
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import android.view.KeyEvent;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewTreeObserver;
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import android.view.inputmethod.EditorInfo;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import java.util.Locale;
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public class ColorPickerDialog
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extends
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Dialog
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implements
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ColorPickerView.OnColorChangedListener,
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View.OnClickListener, ViewTreeObserver.OnGlobalLayoutListener {
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private ColorPickerView mColorPicker;
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private ColorPickerPanelView mOldColor;
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private ColorPickerPanelView mNewColor;
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private EditText mHexVal;
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private boolean mHexValueEnabled = false;
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private ColorStateList mHexDefaultTextColor;
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private OnColorChangedListener mListener;
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private int mOrientation;
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private View mLayout;
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@Override
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public void onGlobalLayout() {
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if (getContext().getResources().getConfiguration().orientation != mOrientation) {
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final int oldcolor = mOldColor.getColor();
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final int newcolor = mNewColor.getColor();
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mLayout.getViewTreeObserver().removeGlobalOnLayoutListener(this);
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setUp(oldcolor);
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mNewColor.setColor(newcolor);
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mColorPicker.setColor(newcolor);
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}
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}
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public interface OnColorChangedListener {
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public void onColorChanged(int color);
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}
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public ColorPickerDialog(Context context, int initialColor) {
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super(context);
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init(initialColor);
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}
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private void init(int color) {
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// To fight color banding.
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getWindow().setFormat(PixelFormat.RGBA_8888);
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setUp(color);
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}
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private void setUp(int color) {
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LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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mLayout = inflater.inflate(R.layout.dialog_color_picker, null);
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mLayout.getViewTreeObserver().addOnGlobalLayoutListener(this);
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mOrientation = getContext().getResources().getConfiguration().orientation;
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setContentView(mLayout);
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setTitle(R.string.dialog_color_picker);
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mColorPicker = (ColorPickerView) mLayout.findViewById(R.id.color_picker_view);
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mOldColor = (ColorPickerPanelView) mLayout.findViewById(R.id.old_color_panel);
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mNewColor = (ColorPickerPanelView) mLayout.findViewById(R.id.new_color_panel);
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mHexVal = (EditText) mLayout.findViewById(R.id.hex_val);
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mHexVal.setInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
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mHexDefaultTextColor = mHexVal.getTextColors();
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mHexVal.setOnEditorActionListener(new TextView.OnEditorActionListener() {
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@Override
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public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
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if (actionId == EditorInfo.IME_ACTION_DONE) {
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InputMethodManager imm = (InputMethodManager) v.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
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String s = mHexVal.getText().toString();
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if (s.length() > 5 || s.length() < 10) {
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try {
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int c = ColorPickerPreference.convertToColorInt(s.toString());
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mColorPicker.setColor(c, true);
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mHexVal.setTextColor(mHexDefaultTextColor);
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} catch (IllegalArgumentException e) {
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mHexVal.setTextColor(Color.RED);
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}
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} else {
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mHexVal.setTextColor(Color.RED);
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}
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return true;
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}
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return false;
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}
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});
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((LinearLayout) mOldColor.getParent()).setPadding(
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Math.round(mColorPicker.getDrawingOffset()),
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0,
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Math.round(mColorPicker.getDrawingOffset()),
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0
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);
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mOldColor.setOnClickListener(this);
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mNewColor.setOnClickListener(this);
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mColorPicker.setOnColorChangedListener(this);
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mOldColor.setColor(color);
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mColorPicker.setColor(color, true);
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}
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@Override
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public void onColorChanged(int color) {
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mNewColor.setColor(color);
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if (mHexValueEnabled)
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updateHexValue(color);
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/*
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if (mListener != null) {
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mListener.onColorChanged(color);
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}
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*/
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}
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public void setHexValueEnabled(boolean enable) {
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mHexValueEnabled = enable;
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if (enable) {
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mHexVal.setVisibility(View.VISIBLE);
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updateHexLengthFilter();
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updateHexValue(getColor());
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} else
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mHexVal.setVisibility(View.GONE);
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}
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public boolean getHexValueEnabled() {
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return mHexValueEnabled;
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}
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private void updateHexLengthFilter() {
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if (getAlphaSliderVisible())
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mHexVal.setFilters(new InputFilter[]{new InputFilter.LengthFilter(9)});
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else
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mHexVal.setFilters(new InputFilter[]{new InputFilter.LengthFilter(7)});
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}
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private void updateHexValue(int color) {
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if (getAlphaSliderVisible()) {
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mHexVal.setText(ColorPickerPreference.convertToARGB(color).toUpperCase(Locale.getDefault()));
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} else {
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mHexVal.setText(ColorPickerPreference.convertToRGB(color).toUpperCase(Locale.getDefault()));
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}
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mHexVal.setTextColor(mHexDefaultTextColor);
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}
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public void setAlphaSliderVisible(boolean visible) {
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mColorPicker.setAlphaSliderVisible(visible);
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if (mHexValueEnabled) {
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updateHexLengthFilter();
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updateHexValue(getColor());
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}
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}
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public boolean getAlphaSliderVisible() {
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return mColorPicker.getAlphaSliderVisible();
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}
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/**
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* Set a OnColorChangedListener to get notified when the color
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* selected by the user has changed.
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*
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* @param listener
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*/
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public void setOnColorChangedListener(OnColorChangedListener listener) {
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mListener = listener;
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}
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public int getColor() {
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return mColorPicker.getColor();
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}
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@Override
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public void onClick(View v) {
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if (v.getId() == R.id.new_color_panel) {
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if (mListener != null) {
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mListener.onColorChanged(mNewColor.getColor());
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}
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}
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dismiss();
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}
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@Override
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public Bundle onSaveInstanceState() {
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Bundle state = super.onSaveInstanceState();
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state.putInt("old_color", mOldColor.getColor());
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state.putInt("new_color", mNewColor.getColor());
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return state;
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}
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@Override
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public void onRestoreInstanceState(Bundle savedInstanceState) {
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super.onRestoreInstanceState(savedInstanceState);
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mOldColor.setColor(savedInstanceState.getInt("old_color"));
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mColorPicker.setColor(savedInstanceState.getInt("new_color"), true);
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}
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}
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@ -0,0 +1,174 @@
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/*
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* Copyright (C) 2010 Daniel Nilsson
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*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package net.margaritov.preference.colorpicker;
|
||||
|
||||
import android.content.Context;
|
||||
import android.graphics.Canvas;
|
||||
import android.graphics.Paint;
|
||||
import android.graphics.RectF;
|
||||
import android.util.AttributeSet;
|
||||
import android.view.View;
|
||||
|
||||
/**
|
||||
* This class draws a panel which which will be filled with a color which can be set.
|
||||
* It can be used to show the currently selected color which you will get from
|
||||
* the {@link ColorPickerView}.
|
||||
*
|
||||
* @author Daniel Nilsson
|
||||
*/
|
||||
public class ColorPickerPanelView extends View {
|
||||
|
||||
/**
|
||||
* The width in pixels of the border
|
||||
* surrounding the color panel.
|
||||
*/
|
||||
private final static float BORDER_WIDTH_PX = 1;
|
||||
|
||||
private float mDensity = 1f;
|
||||
|
||||
private int mBorderColor = 0xff6E6E6E;
|
||||
private int mColor = 0xff000000;
|
||||
|
||||
private Paint mBorderPaint;
|
||||
private Paint mColorPaint;
|
||||
|
||||
private RectF mDrawingRect;
|
||||
private RectF mColorRect;
|
||||
|
||||
private AlphaPatternDrawable mAlphaPattern;
|
||||
|
||||
|
||||
public ColorPickerPanelView(Context context) {
|
||||
this(context, null);
|
||||
}
|
||||
|
||||
public ColorPickerPanelView(Context context, AttributeSet attrs) {
|
||||
this(context, attrs, 0);
|
||||
}
|
||||
|
||||
public ColorPickerPanelView(Context context, AttributeSet attrs, int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
init();
|
||||
}
|
||||
|
||||
private void init() {
|
||||
mBorderPaint = new Paint();
|
||||
mColorPaint = new Paint();
|
||||
mDensity = getContext().getResources().getDisplayMetrics().density;
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
protected void onDraw(Canvas canvas) {
|
||||
|
||||
final RectF rect = mColorRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(mDrawingRect, mBorderPaint);
|
||||
}
|
||||
|
||||
if (mAlphaPattern != null) {
|
||||
mAlphaPattern.draw(canvas);
|
||||
}
|
||||
|
||||
mColorPaint.setColor(mColor);
|
||||
|
||||
canvas.drawRect(rect, mColorPaint);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
||||
|
||||
int width = MeasureSpec.getSize(widthMeasureSpec);
|
||||
int height = MeasureSpec.getSize(heightMeasureSpec);
|
||||
|
||||
setMeasuredDimension(width, height);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onSizeChanged(int w, int h, int oldw, int oldh) {
|
||||
super.onSizeChanged(w, h, oldw, oldh);
|
||||
|
||||
mDrawingRect = new RectF();
|
||||
mDrawingRect.left = getPaddingLeft();
|
||||
mDrawingRect.right = w - getPaddingRight();
|
||||
mDrawingRect.top = getPaddingTop();
|
||||
mDrawingRect.bottom = h - getPaddingBottom();
|
||||
|
||||
setUpColorRect();
|
||||
|
||||
}
|
||||
|
||||
private void setUpColorRect() {
|
||||
final RectF dRect = mDrawingRect;
|
||||
|
||||
float left = dRect.left + BORDER_WIDTH_PX;
|
||||
float top = dRect.top + BORDER_WIDTH_PX;
|
||||
float bottom = dRect.bottom - BORDER_WIDTH_PX;
|
||||
float right = dRect.right - BORDER_WIDTH_PX;
|
||||
|
||||
mColorRect = new RectF(left, top, right, bottom);
|
||||
|
||||
mAlphaPattern = new AlphaPatternDrawable((int) (5 * mDensity));
|
||||
|
||||
mAlphaPattern.setBounds(
|
||||
Math.round(mColorRect.left),
|
||||
Math.round(mColorRect.top),
|
||||
Math.round(mColorRect.right),
|
||||
Math.round(mColorRect.bottom)
|
||||
);
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color that should be shown by this view.
|
||||
*
|
||||
* @param color
|
||||
*/
|
||||
public void setColor(int color) {
|
||||
mColor = color;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the color currently show by this view.
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public int getColor() {
|
||||
return mColor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the color of the border surrounding the panel.
|
||||
*
|
||||
* @param color
|
||||
*/
|
||||
public void setBorderColor(int color) {
|
||||
mBorderColor = color;
|
||||
invalidate();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the color of the border surrounding the panel.
|
||||
*/
|
||||
public int getBorderColor() {
|
||||
return mBorderColor;
|
||||
}
|
||||
|
||||
}
|
|
@ -0,0 +1,332 @@
|
|||
/*
|
||||
* Copyright (C) 2011 Sergey Margaritov
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package net.margaritov.preference.colorpicker;
|
||||
|
||||
import android.content.Context;
|
||||
import android.content.res.TypedArray;
|
||||
import android.graphics.Bitmap;
|
||||
import android.graphics.Bitmap.Config;
|
||||
import android.graphics.Color;
|
||||
import android.os.Bundle;
|
||||
import android.os.Parcel;
|
||||
import android.os.Parcelable;
|
||||
import android.preference.Preference;
|
||||
import android.util.AttributeSet;
|
||||
import android.view.View;
|
||||
import android.widget.ImageView;
|
||||
import android.widget.LinearLayout;
|
||||
|
||||
/**
|
||||
* A preference type that allows a user to choose a time
|
||||
*
|
||||
* @author Sergey Margaritov
|
||||
*/
|
||||
public class ColorPickerPreference
|
||||
extends
|
||||
Preference
|
||||
implements
|
||||
Preference.OnPreferenceClickListener,
|
||||
ColorPickerDialog.OnColorChangedListener {
|
||||
|
||||
View mView;
|
||||
ColorPickerDialog mDialog;
|
||||
private int mValue = Color.BLACK;
|
||||
private float mDensity = 0;
|
||||
private boolean mAlphaSliderEnabled = false;
|
||||
private boolean mHexValueEnabled = false;
|
||||
|
||||
public ColorPickerPreference(Context context) {
|
||||
super(context);
|
||||
init(context, null);
|
||||
}
|
||||
|
||||
public ColorPickerPreference(Context context, AttributeSet attrs) {
|
||||
super(context, attrs);
|
||||
init(context, attrs);
|
||||
}
|
||||
|
||||
public ColorPickerPreference(Context context, AttributeSet attrs, int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
init(context, attrs);
|
||||
}
|
||||
|
||||
/**Method edited by
|
||||
* @author Anna Berkovitch
|
||||
* added functionality to accept hex string as defaultValue
|
||||
* and to properly persist resources reference string, such as @color/someColor
|
||||
* previously persisted 0*/
|
||||
@Override
|
||||
protected Object onGetDefaultValue(TypedArray a, int index) {
|
||||
int colorInt;
|
||||
String mHexDefaultValue = a.getString(index);
|
||||
if (mHexDefaultValue != null && mHexDefaultValue.startsWith("#")) {
|
||||
colorInt = convertToColorInt(mHexDefaultValue);
|
||||
return colorInt;
|
||||
|
||||
} else {
|
||||
return a.getColor(index, Color.BLACK);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
|
||||
onColorChanged(restoreValue ? getPersistedInt(mValue) : (Integer) defaultValue);
|
||||
}
|
||||
|
||||
private void init(Context context, AttributeSet attrs) {
|
||||
mDensity = getContext().getResources().getDisplayMetrics().density;
|
||||
setOnPreferenceClickListener(this);
|
||||
if (attrs != null) {
|
||||
mAlphaSliderEnabled = attrs.getAttributeBooleanValue(null, "alphaSlider", false);
|
||||
mHexValueEnabled = attrs.getAttributeBooleanValue(null, "hexValue", false);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onBindView(View view) {
|
||||
super.onBindView(view);
|
||||
mView = view;
|
||||
setPreviewColor();
|
||||
}
|
||||
|
||||
private void setPreviewColor() {
|
||||
if (mView == null) return;
|
||||
ImageView iView = new ImageView(getContext());
|
||||
LinearLayout widgetFrameView = ((LinearLayout) mView.findViewById(android.R.id.widget_frame));
|
||||
if (widgetFrameView == null) return;
|
||||
widgetFrameView.setVisibility(View.VISIBLE);
|
||||
widgetFrameView.setPadding(
|
||||
widgetFrameView.getPaddingLeft(),
|
||||
widgetFrameView.getPaddingTop(),
|
||||
(int) (mDensity * 8),
|
||||
widgetFrameView.getPaddingBottom()
|
||||
);
|
||||
// remove already create preview image
|
||||
int count = widgetFrameView.getChildCount();
|
||||
if (count > 0) {
|
||||
widgetFrameView.removeViews(0, count);
|
||||
}
|
||||
widgetFrameView.addView(iView);
|
||||
widgetFrameView.setMinimumWidth(0);
|
||||
iView.setBackgroundDrawable(new AlphaPatternDrawable((int) (5 * mDensity)));
|
||||
iView.setImageBitmap(getPreviewBitmap());
|
||||
}
|
||||
|
||||
private Bitmap getPreviewBitmap() {
|
||||
int d = (int) (mDensity * 31); //30dip
|
||||
int color = mValue;
|
||||
Bitmap bm = Bitmap.createBitmap(d, d, Config.ARGB_8888);
|
||||
int w = bm.getWidth();
|
||||
int h = bm.getHeight();
|
||||
int c = color;
|
||||
for (int i = 0; i < w; i++) {
|
||||
for (int j = i; j < h; j++) {
|
||||
c = (i <= 1 || j <= 1 || i >= w - 2 || j >= h - 2) ? Color.GRAY : color;
|
||||
bm.setPixel(i, j, c);
|
||||
if (i != j) {
|
||||
bm.setPixel(j, i, c);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return bm;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onColorChanged(int color) {
|
||||
if (isPersistent()) {
|
||||
persistInt(color);
|
||||
}
|
||||
mValue = color;
|
||||
setPreviewColor();
|
||||
try {
|
||||
getOnPreferenceChangeListener().onPreferenceChange(this, color);
|
||||
} catch (NullPointerException e) {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
public boolean onPreferenceClick(Preference preference) {
|
||||
showDialog(null);
|
||||
return false;
|
||||
}
|
||||
|
||||
protected void showDialog(Bundle state) {
|
||||
mDialog = new ColorPickerDialog(getContext(), mValue);
|
||||
mDialog.setOnColorChangedListener(this);
|
||||
if (mAlphaSliderEnabled) {
|
||||
mDialog.setAlphaSliderVisible(true);
|
||||
}
|
||||
if (mHexValueEnabled) {
|
||||
mDialog.setHexValueEnabled(true);
|
||||
}
|
||||
if (state != null) {
|
||||
mDialog.onRestoreInstanceState(state);
|
||||
}
|
||||
mDialog.show();
|
||||
}
|
||||
|
||||
/**
|
||||
* Toggle Alpha Slider visibility (by default it's disabled)
|
||||
*
|
||||
* @param enable
|
||||
*/
|
||||
public void setAlphaSliderEnabled(boolean enable) {
|
||||
mAlphaSliderEnabled = enable;
|
||||
}
|
||||
|
||||
/**
|
||||
* Toggle Hex Value visibility (by default it's disabled)
|
||||
*
|
||||
* @param enable
|
||||
*/
|
||||
public void setHexValueEnabled(boolean enable) {
|
||||
mHexValueEnabled = enable;
|
||||
}
|
||||
|
||||
/**
|
||||
* For custom purposes. Not used by ColorPickerPreferrence
|
||||
*
|
||||
* @param color
|
||||
* @author Unknown
|
||||
*/
|
||||
public static String convertToARGB(int color) {
|
||||
String alpha = Integer.toHexString(Color.alpha(color));
|
||||
String red = Integer.toHexString(Color.red(color));
|
||||
String green = Integer.toHexString(Color.green(color));
|
||||
String blue = Integer.toHexString(Color.blue(color));
|
||||
|
||||
if (alpha.length() == 1) {
|
||||
alpha = "0" + alpha;
|
||||
}
|
||||
|
||||
if (red.length() == 1) {
|
||||
red = "0" + red;
|
||||
}
|
||||
|
||||
if (green.length() == 1) {
|
||||
green = "0" + green;
|
||||
}
|
||||
|
||||
if (blue.length() == 1) {
|
||||
blue = "0" + blue;
|
||||
}
|
||||
|
||||
return "#" + alpha + red + green + blue;
|
||||
}
|
||||
|
||||
/**
|
||||
* Method currently used by onGetDefaultValue method to
|
||||
* convert hex string provided in android:defaultValue to color integer.
|
||||
*
|
||||
* @param color
|
||||
* @return A string representing the hex value of color,
|
||||
* without the alpha value
|
||||
* @author Charles Rosaaen
|
||||
*/
|
||||
public static String convertToRGB(int color) {
|
||||
String red = Integer.toHexString(Color.red(color));
|
||||
String green = Integer.toHexString(Color.green(color));
|
||||
String blue = Integer.toHexString(Color.blue(color));
|
||||
|
||||
if (red.length() == 1) {
|
||||
red = "0" + red;
|
||||
}
|
||||
|
||||
if (green.length() == 1) {
|
||||
green = "0" + green;
|
||||
}
|
||||
|
||||
if (blue.length() == 1) {
|
||||
blue = "0" + blue;
|
||||
}
|
||||
|
||||
return "#" + red + green + blue;
|
||||
}
|
||||
|
||||
/**
|
||||
* For custom purposes. Not used by ColorPickerPreferrence
|
||||
*
|
||||
* @param argb
|
||||
* @throws NumberFormatException
|
||||
* @author Unknown
|
||||
*/
|
||||
public static int convertToColorInt(String argb) throws IllegalArgumentException {
|
||||
|
||||
if (!argb.startsWith("#")) {
|
||||
argb = "#" + argb;
|
||||
}
|
||||
|
||||
return Color.parseColor(argb);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected Parcelable onSaveInstanceState() {
|
||||
final Parcelable superState = super.onSaveInstanceState();
|
||||
if (mDialog == null || !mDialog.isShowing()) {
|
||||
return superState;
|
||||
}
|
||||
|
||||
final SavedState myState = new SavedState(superState);
|
||||
myState.dialogBundle = mDialog.onSaveInstanceState();
|
||||
return myState;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onRestoreInstanceState(Parcelable state) {
|
||||
if (state == null || !(state instanceof SavedState)) {
|
||||
// Didn't save state for us in onSaveInstanceState
|
||||
super.onRestoreInstanceState(state);
|
||||
return;
|
||||
}
|
||||
|
||||
SavedState myState = (SavedState) state;
|
||||
super.onRestoreInstanceState(myState.getSuperState());
|
||||
showDialog(myState.dialogBundle);
|
||||
}
|
||||
|
||||
private static class SavedState extends BaseSavedState {
|
||||
Bundle dialogBundle;
|
||||
|
||||
public SavedState(Parcel source) {
|
||||
super(source);
|
||||
dialogBundle = source.readBundle();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void writeToParcel(Parcel dest, int flags) {
|
||||
super.writeToParcel(dest, flags);
|
||||
dest.writeBundle(dialogBundle);
|
||||
}
|
||||
|
||||
public SavedState(Parcelable superState) {
|
||||
super(superState);
|
||||
}
|
||||
|
||||
@SuppressWarnings("unused")
|
||||
public static final Parcelable.Creator<SavedState> CREATOR =
|
||||
new Parcelable.Creator<SavedState>() {
|
||||
public SavedState createFromParcel(Parcel in) {
|
||||
return new SavedState(in);
|
||||
}
|
||||
|
||||
public SavedState[] newArray(int size) {
|
||||
return new SavedState[size];
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
|
@ -0,0 +1,945 @@
|
|||
/*
|
||||
* Copyright (C) 2010 Daniel Nilsson
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package net.margaritov.preference.colorpicker;
|
||||
|
||||
import android.content.Context;
|
||||
import android.graphics.Canvas;
|
||||
import android.graphics.Color;
|
||||
import android.graphics.ComposeShader;
|
||||
import android.graphics.LinearGradient;
|
||||
import android.graphics.Paint;
|
||||
import android.graphics.Paint.Align;
|
||||
import android.graphics.Paint.Style;
|
||||
import android.graphics.Point;
|
||||
import android.graphics.PorterDuff;
|
||||
import android.graphics.RectF;
|
||||
import android.graphics.Shader;
|
||||
import android.graphics.Shader.TileMode;
|
||||
import android.util.AttributeSet;
|
||||
import android.view.MotionEvent;
|
||||
import android.view.View;
|
||||
|
||||
/**
|
||||
* Displays a color picker to the user and allow them
|
||||
* to select a color. A slider for the alpha channel is
|
||||
* also available. Enable it by setting
|
||||
* setAlphaSliderVisible(boolean) to true.
|
||||
*
|
||||
* @author Daniel Nilsson
|
||||
*/
|
||||
public class ColorPickerView extends View {
|
||||
|
||||
private final static int PANEL_SAT_VAL = 0;
|
||||
private final static int PANEL_HUE = 1;
|
||||
private final static int PANEL_ALPHA = 2;
|
||||
|
||||
/**
|
||||
* The width in pixels of the border
|
||||
* surrounding all color panels.
|
||||
*/
|
||||
private final static float BORDER_WIDTH_PX = 1;
|
||||
|
||||
/**
|
||||
* The width in dp of the hue panel.
|
||||
*/
|
||||
private float HUE_PANEL_WIDTH = 30f;
|
||||
/**
|
||||
* The height in dp of the alpha panel
|
||||
*/
|
||||
private float ALPHA_PANEL_HEIGHT = 20f;
|
||||
/**
|
||||
* The distance in dp between the different
|
||||
* color panels.
|
||||
*/
|
||||
private float PANEL_SPACING = 10f;
|
||||
/**
|
||||
* The radius in dp of the color palette tracker circle.
|
||||
*/
|
||||
private float PALETTE_CIRCLE_TRACKER_RADIUS = 5f;
|
||||
/**
|
||||
* The dp which the tracker of the hue or alpha panel
|
||||
* will extend outside of its bounds.
|
||||
*/
|
||||
private float RECTANGLE_TRACKER_OFFSET = 2f;
|
||||
|
||||
|
||||
private float mDensity = 1f;
|
||||
|
||||
private OnColorChangedListener mListener;
|
||||
|
||||
private Paint mSatValPaint;
|
||||
private Paint mSatValTrackerPaint;
|
||||
|
||||
private Paint mHuePaint;
|
||||
private Paint mHueTrackerPaint;
|
||||
|
||||
private Paint mAlphaPaint;
|
||||
private Paint mAlphaTextPaint;
|
||||
|
||||
private Paint mBorderPaint;
|
||||
|
||||
private Shader mValShader;
|
||||
private Shader mSatShader;
|
||||
private Shader mHueShader;
|
||||
private Shader mAlphaShader;
|
||||
|
||||
private int mAlpha = 0xff;
|
||||
private float mHue = 360f;
|
||||
private float mSat = 0f;
|
||||
private float mVal = 0f;
|
||||
|
||||
private String mAlphaSliderText = "";
|
||||
private int mSliderTrackerColor = 0xff1c1c1c;
|
||||
private int mBorderColor = 0xff6E6E6E;
|
||||
private boolean mShowAlphaPanel = false;
|
||||
|
||||
/*
|
||||
* To remember which panel that has the "focus" when
|
||||
* processing hardware button data.
|
||||
*/
|
||||
private int mLastTouchedPanel = PANEL_SAT_VAL;
|
||||
|
||||
/**
|
||||
* Offset from the edge we must have or else
|
||||
* the finger tracker will get clipped when
|
||||
* it is drawn outside of the view.
|
||||
*/
|
||||
private float mDrawingOffset;
|
||||
|
||||
|
||||
/*
|
||||
* Distance form the edges of the view
|
||||
* of where we are allowed to draw.
|
||||
*/
|
||||
private RectF mDrawingRect;
|
||||
|
||||
private RectF mSatValRect;
|
||||
private RectF mHueRect;
|
||||
private RectF mAlphaRect;
|
||||
|
||||
private AlphaPatternDrawable mAlphaPattern;
|
||||
|
||||
private Point mStartTouchPoint = null;
|
||||
|
||||
public interface OnColorChangedListener {
|
||||
public void onColorChanged(int color);
|
||||
}
|
||||
|
||||
public ColorPickerView(Context context) {
|
||||
this(context, null);
|
||||
}
|
||||
|
||||
public ColorPickerView(Context context, AttributeSet attrs) {
|
||||
this(context, attrs, 0);
|
||||
}
|
||||
|
||||
public ColorPickerView(Context context, AttributeSet attrs, int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
init();
|
||||
}
|
||||
|
||||
private void init() {
|
||||
mDensity = getContext().getResources().getDisplayMetrics().density;
|
||||
PALETTE_CIRCLE_TRACKER_RADIUS *= mDensity;
|
||||
RECTANGLE_TRACKER_OFFSET *= mDensity;
|
||||
HUE_PANEL_WIDTH *= mDensity;
|
||||
ALPHA_PANEL_HEIGHT *= mDensity;
|
||||
PANEL_SPACING = PANEL_SPACING * mDensity;
|
||||
|
||||
mDrawingOffset = calculateRequiredOffset();
|
||||
|
||||
initPaintTools();
|
||||
|
||||
//Needed for receiving trackball motion events.
|
||||
setFocusable(true);
|
||||
setFocusableInTouchMode(true);
|
||||
}
|
||||
|
||||
private void initPaintTools() {
|
||||
|
||||
mSatValPaint = new Paint();
|
||||
mSatValTrackerPaint = new Paint();
|
||||
mHuePaint = new Paint();
|
||||
mHueTrackerPaint = new Paint();
|
||||
mAlphaPaint = new Paint();
|
||||
mAlphaTextPaint = new Paint();
|
||||
mBorderPaint = new Paint();
|
||||
|
||||
|
||||
mSatValTrackerPaint.setStyle(Style.STROKE);
|
||||
mSatValTrackerPaint.setStrokeWidth(2f * mDensity);
|
||||
mSatValTrackerPaint.setAntiAlias(true);
|
||||
|
||||
mHueTrackerPaint.setColor(mSliderTrackerColor);
|
||||
mHueTrackerPaint.setStyle(Style.STROKE);
|
||||
mHueTrackerPaint.setStrokeWidth(2f * mDensity);
|
||||
mHueTrackerPaint.setAntiAlias(true);
|
||||
|
||||
mAlphaTextPaint.setColor(0xff1c1c1c);
|
||||
mAlphaTextPaint.setTextSize(14f * mDensity);
|
||||
mAlphaTextPaint.setAntiAlias(true);
|
||||
mAlphaTextPaint.setTextAlign(Align.CENTER);
|
||||
mAlphaTextPaint.setFakeBoldText(true);
|
||||
|
||||
|
||||
}
|
||||
|
||||
private float calculateRequiredOffset() {
|
||||
float offset = Math.max(PALETTE_CIRCLE_TRACKER_RADIUS, RECTANGLE_TRACKER_OFFSET);
|
||||
offset = Math.max(offset, BORDER_WIDTH_PX * mDensity);
|
||||
|
||||
return offset * 1.5f;
|
||||
}
|
||||
|
||||
private int[] buildHueColorArray() {
|
||||
|
||||
int[] hue = new int[361];
|
||||
|
||||
int count = 0;
|
||||
for (int i = hue.length - 1; i >= 0; i--, count++) {
|
||||
hue[count] = Color.HSVToColor(new float[]{i, 1f, 1f});
|
||||
}
|
||||
|
||||
return hue;
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
protected void onDraw(Canvas canvas) {
|
||||
|
||||
if (mDrawingRect.width() <= 0 || mDrawingRect.height() <= 0) return;
|
||||
|
||||
drawSatValPanel(canvas);
|
||||
drawHuePanel(canvas);
|
||||
drawAlphaPanel(canvas);
|
||||
|
||||
}
|
||||
|
||||
private void drawSatValPanel(Canvas canvas) {
|
||||
|
||||
final RectF rect = mSatValRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(mDrawingRect.left, mDrawingRect.top, rect.right + BORDER_WIDTH_PX, rect.bottom + BORDER_WIDTH_PX, mBorderPaint);
|
||||
}
|
||||
|
||||
if (mValShader == null) {
|
||||
mValShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom,
|
||||
0xffffffff, 0xff000000, TileMode.CLAMP);
|
||||
}
|
||||
|
||||
int rgb = Color.HSVToColor(new float[]{mHue, 1f, 1f});
|
||||
|
||||
mSatShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top,
|
||||
0xffffffff, rgb, TileMode.CLAMP);
|
||||
ComposeShader mShader = new ComposeShader(mValShader, mSatShader, PorterDuff.Mode.MULTIPLY);
|
||||
mSatValPaint.setShader(mShader);
|
||||
|
||||
canvas.drawRect(rect, mSatValPaint);
|
||||
|
||||
Point p = satValToPoint(mSat, mVal);
|
||||
|
||||
mSatValTrackerPaint.setColor(0xff000000);
|
||||
canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS - 1f * mDensity, mSatValTrackerPaint);
|
||||
|
||||
mSatValTrackerPaint.setColor(0xffdddddd);
|
||||
canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS, mSatValTrackerPaint);
|
||||
|
||||
}
|
||||
|
||||
private void drawHuePanel(Canvas canvas) {
|
||||
|
||||
final RectF rect = mHueRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(rect.left - BORDER_WIDTH_PX,
|
||||
rect.top - BORDER_WIDTH_PX,
|
||||
rect.right + BORDER_WIDTH_PX,
|
||||
rect.bottom + BORDER_WIDTH_PX,
|
||||
mBorderPaint);
|
||||
}
|
||||
|
||||
if (mHueShader == null) {
|
||||
mHueShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom, buildHueColorArray(), null, TileMode.CLAMP);
|
||||
mHuePaint.setShader(mHueShader);
|
||||
}
|
||||
|
||||
canvas.drawRect(rect, mHuePaint);
|
||||
|
||||
float rectHeight = 4 * mDensity / 2;
|
||||
|
||||
Point p = hueToPoint(mHue);
|
||||
|
||||
RectF r = new RectF();
|
||||
r.left = rect.left - RECTANGLE_TRACKER_OFFSET;
|
||||
r.right = rect.right + RECTANGLE_TRACKER_OFFSET;
|
||||
r.top = p.y - rectHeight;
|
||||
r.bottom = p.y + rectHeight;
|
||||
|
||||
|
||||
canvas.drawRoundRect(r, 2, 2, mHueTrackerPaint);
|
||||
|
||||
}
|
||||
|
||||
private void drawAlphaPanel(Canvas canvas) {
|
||||
|
||||
if (!mShowAlphaPanel || mAlphaRect == null || mAlphaPattern == null) return;
|
||||
|
||||
final RectF rect = mAlphaRect;
|
||||
|
||||
if (BORDER_WIDTH_PX > 0) {
|
||||
mBorderPaint.setColor(mBorderColor);
|
||||
canvas.drawRect(rect.left - BORDER_WIDTH_PX,
|
||||
rect.top - BORDER_WIDTH_PX,
|
||||
rect.right + BORDER_WIDTH_PX,
|
||||
rect.bottom + BORDER_WIDTH_PX,
|
||||
mBorderPaint);
|
||||
}
|
||||
|
||||
|
||||
mAlphaPattern.draw(canvas);
|
||||
|
||||
float[] hsv = new float[]{mHue, mSat, mVal};
|
||||
int color = Color.HSVToColor(hsv);
|
||||
int acolor = Color.HSVToColor(0, hsv);
|
||||
|
||||
mAlphaShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top,
|
||||
color, acolor, TileMode.CLAMP);
|
||||
|
||||
|
||||
mAlphaPaint.setShader(mAlphaShader);
|
||||
|
||||
canvas.drawRect(rect, mAlphaPaint);
|
||||
|
||||
if (mAlphaSliderText != null && mAlphaSliderText != "") {
|
||||
canvas.drawText(mAlphaSliderText, rect.centerX(), rect.centerY() + 4 * mDensity, mAlphaTextPaint);
|
||||
}
|
||||
|
||||
float rectWidth = 4 * mDensity / 2;
|
||||
|
||||
Point p = alphaToPoint(mAlpha);
|
||||
|
||||
RectF r = new RectF();
|
||||
r.left = p.x - rectWidth;
|
||||
r.right = p.x + rectWidth;
|
||||
r.top = rect.top - RECTANGLE_TRACKER_OFFSET;
|
||||
r.bottom = rect.bottom + RECTANGLE_TRACKER_OFFSET;
|
||||
|
||||
canvas.drawRoundRect(r, 2, 2, mHueTrackerPaint);
|
||||
|
||||
}
|
||||
|
||||
|
||||
private Point hueToPoint(float hue) {
|
||||
|
||||
final RectF rect = mHueRect;
|
||||
final float height = rect.height();
|
||||
|
||||
Point p = new Point();
|
||||
|
||||
p.y = (int) (height - (hue * height / 360f) + rect.top);
|
||||
p.x = (int) rect.left;
|
||||
|
||||
return p;
|
||||
}
|
||||
|
||||
private Point satValToPoint(float sat, float val) {
|
||||
|
||||
final RectF rect = mSatValRect;
|
||||
final float height = rect.height();
|
||||
final float width = rect.width |