Source link: https://github.com/skydoves/Multi-ColorPicker

Multi-ColorPicker

You can get colors from your gallery pictures or custom images just using touch with multi-selectors.

Examples

Including in your project

build.gradle

repositories {

mavenCentral() // or jcenter() works as well 
}
  dependencies {

compile 'com.github.skydoves:multicolorpicker:1.0.5' 
}

or Maven

<dependency>
<groupId>com.github.skydoves</groupId>
<artifactId>multicolorpicker</artifactId>
<version>1.0.5</version> </dependency>

How to use

You can use like using just ImageView and you can get colors from any images.

Add XML Namespace

First add below XML Namespace inside your XML layout file.

xmlns:app="http://schemas.android.com/apk/res-auto"

ColorPickerView in layout

<com.skydoves.multicolorpicker.MultiColorPickerView

android:id="@+id/multiColorPickerView"

android:layout_width="300dp"

android:layout_height="300dp"

app:palette="@drawable/palette"/>

Attribute in xml

app:palette="@drawable/palette" // set palette image

get Colors from Listener

multiColorPickerView.addSelector(selectorDrawable, new ColorListener() {

 @Override

 public void onColorSelected(ColorEnvelope envelope) {

  int color = envelope.getColor();

  int[] rgb = envelope.getRgb();

  String htmlCode = envelope.getHtmlCode();

// TODO

 
}

}
);

MultiColorPickerView Methods

Methods	Return	Description
addSelector(Drawable drawable, ColorListener listener)	Selector	adds a Selector and returning it
setPaletteDrawable(Drawable drawable)	void	changes palette's drawable
getMixedColor(Float ratio(0~1))	void	returns mixed color from selectors seleted color
setSelectedAlpha(Float ratio(0~1)	void	sets active selector's alpha
getSelectorsSize()	int	returns selectors size
setFlagView(FlagView flagView)	void	sets a FlagView on colorpicker
setFlagMode(FlagMode flagmode)	void	sets FlagMode(Always, Last, None)
setFlagFlipable(boolean flipable)	void	sets flag's flip-able when flag go over top boundary

Selector Methods

Methods	Return	Description
getX()	int	returns selector's X axis
getY()	int	returns selector's Y axis
getColor()	int	returns the selector's selected color
getColorHtml()	String	returns the selector's selected color html code
getColorRGB()	int[3]	returns the selector's selected color rgb array
onMove(int x, int y)	void	moves the selector's point
onMoveCenter()	void	moves the selector's point to center
onSelect()	void	selects point at selector's position (used with onMove())
onSelect(int x, int y)	void	moves and selects point

License

Copyright 2017 skydoves  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.

Source link: https://github.com/skydoves/Multi-ColorPicker

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