gauravyadav673 / HandDraw

Android library to add a touch to draw view to your android application.

HandDraw

Android library to add a touch to draw view to your android application. It can also be used for capturing signatures

Support

Minimum sdk is 15.

Add With Gradle Dependency

Add it in your root build.gradle at the end of repositories:

allprojects {
	repositories {
		...
		maven { url 'https://jitpack.io' }
	}
}

Add the dependency

compile 'com.github.gauravyadav673:HandDraw:v1.02'

Add HandDraw to layout

<com.raodevs.touchdraw.TouchDrawView
    android:id="@+id/canvas"
    android:layout_width="match_parent"
    android:layout_height="match_parent"/>

You can resize and position this view according to your needs.

Customization Through XML

<!--Change paint Color-->
    app:text_color="#ffffff"
<!--Change stroke size -->
    app:text_size="10f"
<!--Change background color-->
    app:bg_color="#000000"

Example : Full Customization

<com.raodevs.touchdraw.TouchDrawView
    android:id="@+id/canvas"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:text_color="#ffffff"
    app:text_size="10f"
    app:bg_color="#000000"/>

Access hand draw from java

TouchDrawView touchDrawView; //declaring
//put below line inside the onCreate() method
touchDrawView = (TouchDrawView)findViewById(R.id.canvas); //defining

Developers can interact more by using following code

touchDrawView.setPaintColor(Color.MAGENTA);// for changing paint color
touchDrawView.setBGColor(Color.BLUE);// for changing background color
touchDrawView.setStrokeWidth(20f);// for changing stroke width
///****//
touchDrawView.clear();//for clearing the whole view(can be redone by using redo function)
touchDrawView.undo();//for undoing last stroke
touchDrawView.redo();//for redoing latest changes
///***///
touchDrawView.saveFile(folderName, fileName)//saves the current view in .jpeg format
touchDrawView.getFile()//returns current view in Bitmap format

After adding this to your project you can enjoy your custom handDraw view.

How can you contribute to it ?

Well, that's not a difficult task. Contributors are most welcomed. You can simpy add comments to the code so others can understand it better, you can report issues or bugs, add any new function you want to add or you can contribute on any of the following topics:-

1. Implementing bezier curve for smoother curves.
2. Implementing a color picker.
3. Adding more to this list