Transparent-Delegate-Toolbar
A simple transparent toolbar for Android
Screenshots
Transparent-Delegate-Toolbar use Delegate finish scroll change color to alpha
Gradle
Add it in your root build.gradle at the end of repositories:
allprojects {
repositories {
...
maven { url 'https://jitpack.io' }
}
}Add the dependency:
dependencies {
compile 'com.github.ruzhan123:Transparent-Delegate-Toolbar:v1.0'
}Usage
<zhan.transparent.widget.TransparentFrameLayout
android:id="@+id/tool_bar"
android:layout_width="match_parent"
android:layout_height="48dp"> mTransparentFrameLayout.setColorToBackGround(getResources().getColor(R.color.colorPrimary));
mTransparentFrameLayout.setMaxOffset(getResources().getDimension(R.dimen.offset)); mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
@Override public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
mDy += dy;
mTransparentFrameLayout.updateTop(mDy);
}
});Delegate
- ITransparentDelegate
- TransparentDelegate
Implementing View
- TransparentFrameLayout
- TransparentLinearLayout
- TransparentRelativeLayout
- TransparentToolBar
Custom
public class TransparentToolBar extends Toolbar implements ITransparentDelegate {
private TransparentDelegate mTransparentDelegate;
public TransparentToolBar(Context context) {
super(context);
init();
}
public TransparentToolBar(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
public TransparentToolBar(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init();
}
private void init() {
mTransparentDelegate = new TransparentDelegate(this);
}
@Override public void updateTop(float top) {
mTransparentDelegate.updateTop(top);
}
@Override public void setMaxOffset(float offset) {
mTransparentDelegate.setMaxOffset(offset);
}
@Override public void setColorToBackGround(int backGroundColor) {
mTransparentDelegate.setColorToBackGround(backGroundColor);
}
...expand
public interface OnTransparentListener {
void onTransparentStart(float fraction); //scroll to top, offset is 0
void onTransparentEnd(float fraction); //scroll to max offset
void onTransparentUpdateFraction(float fraction); //scrolling...
}Developed by
ruzhan - [email protected]
License
Copyright 2017 ruzhan
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.
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