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Introduce the examples of pointer shape API.

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Change-Id: Ib0be39d560fbc00db661f639a02c4df2e2c1867b
This commit is contained in:
Jun Mukai
2015-11-17 17:24:15 -08:00
committed by Vladislav Kaznacheev
parent 7f5ff73972
commit 6cb3668322
11 changed files with 556 additions and 0 deletions
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7
samples/ApiDemos/AndroidManifest.xml
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@@ -2691,6 +2691,13 @@
</intent-filter> </intent-filter>
</activity> </activity>
<activity android:name=".view.PointerShapes" android:label="Views/Pointer shapes">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<!-- ************************************* --> <!-- ************************************* -->
<!-- GRAPHICS SAMPLES --> <!-- GRAPHICS SAMPLES -->
<!-- ************************************* --> <!-- ************************************* -->

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5
samples/ApiDemos/res/drawable/custom_pointer_icon.xml Normal file
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@@ -0,0 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
<pointer-icon xmlns:android="http://schemas.android.com/apk/res/android"
android:bitmap="@drawable/smile"
android:hotSpotX="25dp"
android:hotSpotY="25dp" />

216
samples/ApiDemos/res/layout/pointer_shapes.xml Normal file
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@@ -0,0 +1,216 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2016 The Android Open Source Project
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.
-->
<!-- Lots of buttons = might need scrolling -->
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_description" />
<GridLayout
android:columnCount="2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal">
<Button
android:id="@+id/pointer_shape_view_arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_arrow"
android:pointerShape="arrow" />
<Button
android:id="@+id/pointer_shape_view_context_menu"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_context_menu"
android:pointerShape="context_menu" />
<Button
android:id="@+id/pointer_shape_view_hand"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_hand"
android:pointerShape="hand" />
<Button
android:id="@+id/pointer_shape_view_help"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_help"
android:pointerShape="help" />
<Button
android:id="@+id/pointer_shape_view_wait"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_wait"
android:pointerShape="wait" />
<Button
android:id="@+id/pointer_shape_view_cell"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_cell"
android:pointerShape="cell" />
<Button
android:id="@+id/pointer_shape_view_crosshair"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_crosshair"
android:pointerShape="crosshair" />
<Button
android:id="@+id/pointer_shape_view_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_text"
android:pointerShape="text" />
<Button
android:id="@+id/pointer_shape_view_vertical_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_vertical_text"
android:pointerShape="vertical_text" />
<Button
android:id="@+id/pointer_shape_view_alias"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_alias"
android:pointerShape="alias" />
<Button
android:id="@+id/pointer_shape_view_copy"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_copy"
android:pointerShape="copy" />
<Button
android:id="@+id/pointer_shape_view_no_drop"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_no_drop"
android:pointerShape="no_drop" />
<Button
android:id="@+id/pointer_shape_view_all_scroll"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_all_scroll"
android:pointerShape="all_scroll" />
<Button
android:id="@+id/pointer_shape_view_horizontal_double_arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_horizontal_double_arrow"
android:pointerShape="horizontal_double_arrow" />
<Button
android:id="@+id/pointer_shape_view_vertical_double_arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_vertical_double_arrow"
android:pointerShape="vertical_double_arrow" />
<Button
android:id="@+id/pointer_shape_view_top_right_diagonal_double_arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_top_right_diagonal_double_arrow"
android:pointerShape="top_right_diagonal_double_arrow" />
<Button
android:id="@+id/pointer_shape_view_top_left_diagonal_double_arrow"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_top_left_diagonal_double_arrow"
android:pointerShape="top_left_diagonal_double_arrow" />
<Button
android:id="@+id/pointer_shape_view_zoom_in"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_zoom_in"
android:pointerShape="zoom_in" />
<Button
android:id="@+id/pointer_shape_view_zoom_out"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_zoom_out"
android:pointerShape="zoom_out" />
<Button
android:id="@+id/pointer_shape_view_grab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_grab"
android:pointerShape="grab" />
<Button
android:id="@+id/pointer_shape_view_grabbing"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_grabbing"
android:pointerShape="grabbing" />
<Button
android:id="@+id/pointer_shape_view_none"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_none"
android:pointerShape="none" />
<com.example.android.apis.view.StaticPointerIconButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_custom_static" />
<com.example.android.apis.view.ResourcePointerIconButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_custom_resource" />
<com.example.android.apis.view.SystemPointerIconButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_custom_system" />
<com.example.android.apis.view.LivePointerIconButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/pointer_shape_custom_live" />
</GridLayout>
</LinearLayout>
</ScrollView>

27
samples/ApiDemos/res/values/strings.xml
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@@ -1084,6 +1084,33 @@
<string name="hover_intercept_message_initial">Try hovering over the button.</string> <string name="hover_intercept_message_initial">Try hovering over the button.</string>
<string name="hover_intercept_message_intercepted">Intercepted hover event instead of sending it to the button. Om nom nom!</string> <string name="hover_intercept_message_intercepted">Intercepted hover event instead of sending it to the button. Om nom nom!</string>
<string name="hover_button">Hover Here</string> <string name="hover_button">Hover Here</string>
<string name="pointer_shape_description">The following demo is meaningful only with mouse. This does not have any effects on the touch screens.</string>
<string name="pointer_shape_arrow">arrow</string>
<string name="pointer_shape_context_menu">context menu</string>
<string name="pointer_shape_hand">hand</string>
<string name="pointer_shape_help">help</string>
<string name="pointer_shape_wait">wait</string>
<string name="pointer_shape_cell">cell</string>
<string name="pointer_shape_crosshair">crosshair</string>
<string name="pointer_shape_text">text (I-beam)</string>
<string name="pointer_shape_vertical_text">vertical text</string>
<string name="pointer_shape_alias">alias</string>
<string name="pointer_shape_copy">copy</string>
<string name="pointer_shape_no_drop">no drop</string>
<string name="pointer_shape_all_scroll">all scroll</string>
<string name="pointer_shape_horizontal_double_arrow">horizontal double arrow</string>
<string name="pointer_shape_vertical_double_arrow">vertical double arrow</string>
<string name="pointer_shape_top_right_diagonal_double_arrow">top right diagonal double arrow</string>
<string name="pointer_shape_top_left_diagonal_double_arrow">top left diagonal double arrow</string>
<string name="pointer_shape_zoom_in">zoom in</string>
<string name="pointer_shape_zoom_out">zoom out</string>
<string name="pointer_shape_grab">grab</string>
<string name="pointer_shape_grabbing">grabbing</string>
<string name="pointer_shape_none">none (invisible)</string>
<string name="pointer_shape_custom_static">Custom (static)</string>
<string name="pointer_shape_custom_resource">Custom (resource icon)</string>
<string name="pointer_shape_custom_system">Custom (system icons)</string>
<string name="pointer_shape_custom_live">Custom (live)</string>
<!-- ============================== --> <!-- ============================== -->
<!-- GoogleLogin examples strings --> <!-- GoogleLogin examples strings -->

85
samples/ApiDemos/src/com/example/android/apis/view/LivePointerIconButton.java Normal file
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@@ -0,0 +1,85 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.example.android.apis.view;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.widget.Button;
public class LivePointerIconButton extends Button {
public LivePointerIconButton(Context context) {
this(context, null);
}
public LivePointerIconButton(Context context, AttributeSet attrs) {
super(context, attrs);
}
public LivePointerIconButton(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public LivePointerIconButton(Context context, AttributeSet attrs,
int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
@Override
public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
int cursorSize = getHeight();
Bitmap bitmap = Bitmap.createBitmap(cursorSize, cursorSize, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
Paint paint = new Paint();
paint.setARGB(255, 255, 255, 255);
paint.setStyle(Paint.Style.STROKE);
final int strokeWidth = 4;
paint.setStrokeWidth(strokeWidth);
// Draw a large circle filling the bitmap.
final int outerCenterX = cursorSize / 2;
final int outerCenterY = cursorSize / 2;
final int outerRadius = cursorSize / 2 - strokeWidth;
canvas.drawCircle(outerCenterX, outerCenterY, outerRadius, paint);
// Compute relative offset of the mouse pointer from the view center.
// It should be between -0.5 and 0.5.
final float relativeX = (x / getWidth()) - 0.5f;
final float relativeY = (y / getHeight()) - 0.5f;
// Draw a smaller circle inside the large circle, offset towards the center of the view.
final int innerCenterX = (int) (cursorSize * (1 - relativeX) / 2);
final int innerCenterY = (int) (cursorSize * (1 - relativeY) / 2);
final int innerRadius = cursorSize / 6;
if (event.getAction() == MotionEvent.ACTION_MOVE) {
// Fill the inner circle if the mouse button is down.
paint.setStyle(Paint.Style.FILL);
}
canvas.drawCircle(innerCenterX, innerCenterY, innerRadius, paint);
final int hotSpotX = bitmap.getWidth() / 2;
final int hotSpotY = bitmap.getHeight() / 2;
return PointerIcon.createCustomIcon(bitmap, hotSpotX, hotSpotY);
}
}

34
samples/ApiDemos/src/com/example/android/apis/view/PointerShapes.java Normal file
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@@ -0,0 +1,34 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.example.android.apis.view;
import com.example.android.apis.R;
import android.app.Activity;
import android.os.Bundle;
/**
* A gallery of the different styles of buttons.
*/
public class PointerShapes extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.pointer_shapes);
}
}

53
samples/ApiDemos/src/com/example/android/apis/view/ResourcePointerIconButton.java Normal file
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@@ -0,0 +1,53 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.example.android.apis.view;
import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.widget.Button;
import com.example.android.apis.R;
public class ResourcePointerIconButton extends Button {
private PointerIcon mCustomIcon;
public ResourcePointerIconButton(Context context) {
this(context, null);
}
public ResourcePointerIconButton(Context context, AttributeSet attrs) {
super(context, attrs);
}
public ResourcePointerIconButton(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public ResourcePointerIconButton(Context context, AttributeSet attrs,
int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
@Override
public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
if (mCustomIcon == null) {
mCustomIcon = PointerIcon.loadCustomIcon(getResources(), R.drawable.custom_pointer_icon);
}
return mCustomIcon;
}
}

60
samples/ApiDemos/src/com/example/android/apis/view/StaticPointerIconButton.java Normal file
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@@ -0,0 +1,60 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.example.android.apis.view;
import android.content.Context;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.widget.Button;
import com.example.android.apis.R;
public class StaticPointerIconButton extends Button {
PointerIcon mCustomIcon;
public StaticPointerIconButton(Context context) {
this(context, null);
}
public StaticPointerIconButton(Context context, AttributeSet attrs) {
super(context, attrs);
}
public StaticPointerIconButton(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public StaticPointerIconButton(Context context, AttributeSet attrs,
int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
@Override
public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
if (mCustomIcon == null) {
Drawable d = getContext().getDrawable(R.drawable.smile);
final BitmapDrawable bitmapDrawable = (BitmapDrawable) d;
final int hotSpotX = d.getIntrinsicWidth() / 2;
final int hotSpotY = d.getIntrinsicHeight() / 2;
mCustomIcon = PointerIcon.createCustomIcon(
bitmapDrawable.getBitmap(), hotSpotX, hotSpotY);
}
return mCustomIcon;
}
}

69
samples/ApiDemos/src/com/example/android/apis/view/SystemPointerIconButton.java Normal file
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@@ -0,0 +1,69 @@
/*
* Copyright (C) 2016 The Android Open Source Project
*
* 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 com.example.android.apis.view;
import android.content.Context;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.PointerIcon;
import android.widget.Button;
public class SystemPointerIconButton extends Button {
public SystemPointerIconButton(Context context) {
this(context, null);
}
public SystemPointerIconButton(Context context, AttributeSet attrs) {
super(context, attrs);
}
public SystemPointerIconButton(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
public SystemPointerIconButton(Context context, AttributeSet attrs,
int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
}
@Override
public PointerIcon getPointerIcon(MotionEvent event, float x, float y) {
final int minX = getWidth() / 4;
final int maxX = getWidth() - minX;
final int minY = getHeight() / 4;
final int maxY = getHeight() - minY;
int style;
if ((x < minX && y < minY) || (x > maxX && y > maxY)) {
// Top/left or bottom/right corner.
style = PointerIcon.STYLE_TOP_LEFT_DIAGONAL_DOUBLE_ARROW;
} else if ((x < minX && y > maxY) || (x > maxX && y < minY)) {
// Top/rightor bottom/left corner.
style = PointerIcon.STYLE_TOP_RIGHT_DIAGONAL_DOUBLE_ARROW;
} else if (x < minX || x > maxX) {
// Left or right edge.
style = PointerIcon.STYLE_HORIZONTAL_DOUBLE_ARROW;
} else if (y < minY || y > maxY) {
// Top or bottom edge edge.
style = PointerIcon.STYLE_VERTICAL_DOUBLE_ARROW;
} else {
// Everything else (the middle).
style = PointerIcon.STYLE_ALL_SCROLL;
}
return PointerIcon.getSystemIcon(getContext(), style);
}
}