Added Joy stick classes and resources
Signed-off-by: Ricky Barrette <rickbarrette@gmail.com>
This commit is contained in:
@@ -4,6 +4,5 @@
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<classpathentry kind="src" path="gen"/>
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<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
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<classpathentry kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
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<classpathentry kind="lib" path="/home/ricky/App/android-sdk-linux_86/extras/android-support-v4-r6-googlemaps.jar"/>
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<classpathentry kind="output" path="bin/classes"/>
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</classpath>
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@@ -9,6 +9,6 @@
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# Project target.
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target=Google Inc.:Google APIs:17
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android.library.reference.3=../ioiolib/IOIOLib
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android.library.reference.1=../../exception_handler_library/ExceptionHandlerLib
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android.library.reference.2=../../location_library/LocationLib
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android.library.reference.2=../ioiolib/IOIOLib
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android.library.reference.3=../../location_library/LocationLib
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37
IOIOTruck/res/layout/dualjoystick.xml
Normal file
37
IOIOTruck/res/layout/dualjoystick.xml
Normal file
@@ -0,0 +1,37 @@
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:orientation="vertical" android:layout_width="fill_parent"
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android:layout_height="fill_parent">
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<com.MobileAnarchy.Android.Widgets.Joystick.DualJoystickView
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android:id="@+id/dualjoystickView" android:layout_gravity="center_horizontal"
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android:layout_marginTop="5dip" android:layout_width="fill_parent"
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android:layout_height="175dip" />
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<TableLayout android:layout_width="wrap_content"
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android:layout_height="wrap_content" android:layout_gravity="center_horizontal"
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android:layout_marginTop="10dip">
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<TableRow>
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<TextView android:text="X" android:layout_width="50dip"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewX1"
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android:layout_width="150dip" android:layout_height="wrap_content"></TextView>
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<TextView android:text="X" android:layout_width="50dip"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewX2"
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android:layout_width="100dip" android:layout_height="wrap_content"></TextView>
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</TableRow>
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<TableRow>
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<TextView android:text="Y" android:layout_width="wrap_content"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewY1"
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android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView>
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<TextView android:text="Y" android:layout_width="wrap_content"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewY2"
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android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView>
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</TableRow>
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</TableLayout>
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</LinearLayout>
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28
IOIOTruck/res/layout/joystick.xml
Normal file
28
IOIOTruck/res/layout/joystick.xml
Normal file
@@ -0,0 +1,28 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:orientation="vertical" android:layout_width="fill_parent"
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android:layout_height="fill_parent">
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<com.MobileAnarchy.Android.Widgets.Joystick.JoystickView
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android:id="@+id/joystickView" android:layout_gravity="center_horizontal"
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android:layout_marginTop="20dip" android:layout_width="175dip"
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android:layout_height="175dip" />
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<TableLayout android:layout_width="wrap_content"
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android:layout_height="wrap_content" android:layout_gravity="center_horizontal"
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android:layout_marginTop="10dip">
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<TableRow>
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<TextView android:text="X" android:layout_width="50dip"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewX"
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android:layout_width="100dip" android:layout_height="wrap_content"></TextView>
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</TableRow>
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<TableRow>
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<TextView android:text="Y" android:layout_width="wrap_content"
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android:layout_height="wrap_content"></TextView>
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<TextView android:text="" android:id="@+id/TextViewY"
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android:layout_width="wrap_content" android:layout_height="wrap_content"></TextView>
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</TableRow>
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</TableLayout>
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</LinearLayout>
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17
IOIOTruck/res/values/attr.xml
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17
IOIOTruck/res/values/attr.xml
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@@ -0,0 +1,17 @@
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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<declare-styleable name="DockPanel">
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<attr name="handleButtonDrawableId" format="reference" />
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<attr name="contentLayoutId" format="reference" />
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<attr name="dockPosition" format="enum" />
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<attr name="isOpen" format="boolean" />
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<attr name="animationDuration" format="integer" />
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</declare-styleable>
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<declare-styleable name="ThresholdEditText">
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<attr name="threshold" format="integer" />
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<attr name="disableThresholdOnEmptyInput" format="boolean" />
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</declare-styleable>
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</resources>
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19
IOIOTruck/res/values/dimen.xml
Normal file
19
IOIOTruck/res/values/dimen.xml
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@@ -0,0 +1,19 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!--
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Copyright (C) 2009 The Android Open Source Project Licensed under the
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Apache License, Version 2.0 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of the
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License at http://www.apache.org/licenses/LICENSE-2.0 Unless required
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by applicable law or agreed to in writing, software distributed under
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the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied. See the License for
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the specific language governing permissions and limitations under the
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License.
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-->
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<resources>
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<!-- height of a normal list item in edit playlist mode -->
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<dimen name="normal_height">66dip</dimen>
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<!-- height of an expanded list item in edit playlist mode -->
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<dimen name="expanded_height">132dip</dimen>
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</resources>
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@@ -0,0 +1,156 @@
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package com.MobileAnarchy.Android.Widgets.Joystick;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.util.AttributeSet;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.LinearLayout;
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public class DualJoystickView extends LinearLayout {
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@SuppressWarnings("unused")
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private static final String TAG = DualJoystickView.class.getSimpleName();
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private final boolean D = false;
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private Paint dbgPaint1;
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private JoystickView stickL;
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private JoystickView stickR;
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private View pad;
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public DualJoystickView(Context context) {
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super(context);
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stickL = new JoystickView(context);
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stickR = new JoystickView(context);
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initDualJoystickView();
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}
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public DualJoystickView(Context context, AttributeSet attrs) {
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super(context, attrs);
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stickL = new JoystickView(context, attrs);
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stickR = new JoystickView(context, attrs);
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initDualJoystickView();
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}
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private void initDualJoystickView() {
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setOrientation(LinearLayout.HORIZONTAL);
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if (D) {
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dbgPaint1 = new Paint(Paint.ANTI_ALIAS_FLAG);
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dbgPaint1.setColor(Color.CYAN);
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dbgPaint1.setStrokeWidth(1);
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dbgPaint1.setStyle(Paint.Style.STROKE);
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}
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pad = new View(getContext());
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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super.onMeasure(widthMeasureSpec, heightMeasureSpec);
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removeView(stickL);
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removeView(stickR);
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float padW = getMeasuredWidth() - (getMeasuredHeight() * 2);
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int joyWidth = (int) ((getMeasuredWidth() - padW) / 2);
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LayoutParams joyLParams = new LayoutParams(joyWidth,
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getMeasuredHeight());
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stickL.setLayoutParams(joyLParams);
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stickR.setLayoutParams(joyLParams);
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stickL.TAG = "L";
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stickR.TAG = "R";
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stickL.setPointerId(JoystickView.INVALID_POINTER_ID);
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stickR.setPointerId(JoystickView.INVALID_POINTER_ID);
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addView(stickL);
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ViewGroup.LayoutParams padLParams = new ViewGroup.LayoutParams(
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(int) padW, getMeasuredHeight());
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removeView(pad);
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pad.setLayoutParams(padLParams);
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addView(pad);
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addView(stickR);
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}
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@Override
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protected void onLayout(boolean changed, int l, int t, int r, int b) {
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super.onLayout(changed, l, t, r, b);
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stickR.setTouchOffset(stickR.getLeft(), stickR.getTop());
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}
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public void setAutoReturnToCenter(boolean left, boolean right) {
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stickL.setAutoReturnToCenter(left);
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stickR.setAutoReturnToCenter(right);
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}
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public void setOnJostickMovedListener(JoystickMovedListener left,
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JoystickMovedListener right) {
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stickL.setOnJostickMovedListener(left);
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stickR.setOnJostickMovedListener(right);
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}
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public void setOnJostickClickedListener(JoystickClickedListener left,
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JoystickClickedListener right) {
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stickL.setOnJostickClickedListener(left);
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stickR.setOnJostickClickedListener(right);
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}
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public void setYAxisInverted(boolean leftYAxisInverted,
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boolean rightYAxisInverted) {
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stickL.setYAxisInverted(leftYAxisInverted);
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stickL.setYAxisInverted(rightYAxisInverted);
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}
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public void setMovementConstraint(int movementConstraint) {
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stickL.setMovementConstraint(movementConstraint);
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stickR.setMovementConstraint(movementConstraint);
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}
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public void setMovementRange(float movementRangeLeft,
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float movementRangeRight) {
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stickL.setMovementRange(movementRangeLeft);
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stickR.setMovementRange(movementRangeRight);
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}
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public void setMoveResolution(float leftMoveResolution,
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float rightMoveResolution) {
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stickL.setMoveResolution(leftMoveResolution);
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stickR.setMoveResolution(rightMoveResolution);
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}
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public void setUserCoordinateSystem(int leftCoordinateSystem,
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int rightCoordinateSystem) {
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stickL.setUserCoordinateSystem(leftCoordinateSystem);
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stickR.setUserCoordinateSystem(rightCoordinateSystem);
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}
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@Override
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protected void dispatchDraw(Canvas canvas) {
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super.dispatchDraw(canvas);
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if (D) {
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canvas.drawRect(1, 1, getMeasuredWidth() - 1,
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getMeasuredHeight() - 1, dbgPaint1);
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}
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}
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@Override
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public boolean dispatchTouchEvent(MotionEvent ev) {
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boolean l = stickL.dispatchTouchEvent(ev);
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boolean r = stickR.dispatchTouchEvent(ev);
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return l || r;
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}
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@Override
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public boolean onTouchEvent(MotionEvent ev) {
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boolean l = stickL.onTouchEvent(ev);
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boolean r = stickR.onTouchEvent(ev);
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return l || r;
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}
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}
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@@ -0,0 +1,7 @@
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package com.MobileAnarchy.Android.Widgets.Joystick;
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public interface JoystickClickedListener {
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public void OnClicked();
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public void OnReleased();
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}
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@@ -0,0 +1,9 @@
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package com.MobileAnarchy.Android.Widgets.Joystick;
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public interface JoystickMovedListener {
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public void OnMoved(int pan, int tilt);
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public void OnReleased();
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public void OnReturnedToCenter();
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}
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@@ -0,0 +1,542 @@
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package com.MobileAnarchy.Android.Widgets.Joystick;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Paint;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.HapticFeedbackConstants;
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import android.view.MotionEvent;
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import android.view.View;
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public class JoystickView extends View {
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public static final int INVALID_POINTER_ID = -1;
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// =========================================
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// Private Members
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// =========================================
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private final boolean D = false;
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String TAG = "JoystickView";
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private Paint dbgPaint1;
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private Paint dbgPaint2;
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private Paint bgPaint;
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private Paint handlePaint;
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private int innerPadding;
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private int bgRadius;
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private int handleRadius;
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private int movementRadius;
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private int handleInnerBoundaries;
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private JoystickMovedListener moveListener;
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private JoystickClickedListener clickListener;
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// # of pixels movement required between reporting to the listener
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private float moveResolution;
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private boolean yAxisInverted;
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private boolean autoReturnToCenter;
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// Max range of movement in user coordinate system
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public final static int CONSTRAIN_BOX = 0;
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public final static int CONSTRAIN_CIRCLE = 1;
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private int movementConstraint;
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private float movementRange;
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public final static int COORDINATE_CARTESIAN = 0; // Regular cartesian
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// coordinates
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public final static int COORDINATE_DIFFERENTIAL = 1; // Uses polar rotation
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// of 45 degrees to
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// calc differential
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// drive paramaters
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private int userCoordinateSystem;
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// Records touch pressure for click handling
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private float touchPressure;
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private boolean clicked;
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private float clickThreshold;
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// Last touch point in view coordinates
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private int pointerId = INVALID_POINTER_ID;
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private float touchX, touchY;
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// Last reported position in view coordinates (allows different reporting
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// sensitivities)
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private float reportX, reportY;
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// Handle center in view coordinates
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private float handleX, handleY;
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// Center of the view in view coordinates
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private int cX, cY;
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// Size of the view in view coordinates
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private int dimX;
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// Cartesian coordinates of last touch point - joystick center is (0,0)
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private int cartX, cartY;
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// Polar coordinates of the touch point from joystick center
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private double radial;
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private double angle;
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// User coordinates of last touch point
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private int userX, userY;
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// Offset co-ordinates (used when touch events are received from parent's
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// coordinate origin)
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private int offsetX;
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private int offsetY;
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// =========================================
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// Constructors
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// =========================================
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public JoystickView(Context context) {
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super(context);
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initJoystickView();
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}
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public JoystickView(Context context, AttributeSet attrs) {
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super(context, attrs);
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initJoystickView();
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}
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public JoystickView(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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initJoystickView();
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}
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// =========================================
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// Initialization
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// =========================================
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private void initJoystickView() {
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setFocusable(true);
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dbgPaint1 = new Paint(Paint.ANTI_ALIAS_FLAG);
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dbgPaint1.setColor(Color.RED);
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dbgPaint1.setStrokeWidth(1);
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dbgPaint1.setStyle(Paint.Style.STROKE);
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dbgPaint2 = new Paint(Paint.ANTI_ALIAS_FLAG);
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dbgPaint2.setColor(Color.GREEN);
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dbgPaint2.setStrokeWidth(1);
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dbgPaint2.setStyle(Paint.Style.STROKE);
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bgPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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bgPaint.setColor(Color.GRAY);
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bgPaint.setStrokeWidth(1);
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bgPaint.setAlpha(80);
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bgPaint.setStyle(Paint.Style.FILL_AND_STROKE);
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handlePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
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handlePaint.setColor(Color.DKGRAY);
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handlePaint.setStrokeWidth(1);
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handlePaint.setStyle(Paint.Style.FILL_AND_STROKE);
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innerPadding = 10;
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setMovementRange(10);
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setMoveResolution(1.0f);
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setClickThreshold(0.4f);
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setYAxisInverted(true);
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setUserCoordinateSystem(COORDINATE_CARTESIAN);
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setAutoReturnToCenter(true);
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}
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public void setAutoReturnToCenter(boolean autoReturnToCenter) {
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this.autoReturnToCenter = autoReturnToCenter;
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}
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public boolean isAutoReturnToCenter() {
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return autoReturnToCenter;
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}
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public void setUserCoordinateSystem(int userCoordinateSystem) {
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if (userCoordinateSystem < COORDINATE_CARTESIAN
|
||||
|| movementConstraint > COORDINATE_DIFFERENTIAL)
|
||||
Log.e(TAG, "invalid value for userCoordinateSystem");
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||||
else
|
||||
this.userCoordinateSystem = userCoordinateSystem;
|
||||
}
|
||||
|
||||
public int getUserCoordinateSystem() {
|
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return userCoordinateSystem;
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||||
}
|
||||
|
||||
public void setMovementConstraint(int movementConstraint) {
|
||||
if (movementConstraint < CONSTRAIN_BOX
|
||||
|| movementConstraint > CONSTRAIN_CIRCLE)
|
||||
Log.e(TAG, "invalid value for movementConstraint");
|
||||
else
|
||||
this.movementConstraint = movementConstraint;
|
||||
}
|
||||
|
||||
public int getMovementConstraint() {
|
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return movementConstraint;
|
||||
}
|
||||
|
||||
public boolean isYAxisInverted() {
|
||||
return yAxisInverted;
|
||||
}
|
||||
|
||||
public void setYAxisInverted(boolean yAxisInverted) {
|
||||
this.yAxisInverted = yAxisInverted;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the pressure sensitivity for registering a click
|
||||
*
|
||||
* @param clickThreshold
|
||||
* threshold 0...1.0f inclusive. 0 will cause clicks to never be
|
||||
* reported, 1.0 is a very hard click
|
||||
*/
|
||||
public void setClickThreshold(float clickThreshold) {
|
||||
if (clickThreshold < 0 || clickThreshold > 1.0f)
|
||||
Log.e(TAG, "clickThreshold must range from 0...1.0f inclusive");
|
||||
else
|
||||
this.clickThreshold = clickThreshold;
|
||||
}
|
||||
|
||||
public float getClickThreshold() {
|
||||
return clickThreshold;
|
||||
}
|
||||
|
||||
public void setMovementRange(float movementRange) {
|
||||
this.movementRange = movementRange;
|
||||
}
|
||||
|
||||
public float getMovementRange() {
|
||||
return movementRange;
|
||||
}
|
||||
|
||||
public void setMoveResolution(float moveResolution) {
|
||||
this.moveResolution = moveResolution;
|
||||
}
|
||||
|
||||
public float getMoveResolution() {
|
||||
return moveResolution;
|
||||
}
|
||||
|
||||
// =========================================
|
||||
// Public Methods
|
||||
// =========================================
|
||||
|
||||
public void setOnJostickMovedListener(JoystickMovedListener listener) {
|
||||
this.moveListener = listener;
|
||||
}
|
||||
|
||||
public void setOnJostickClickedListener(JoystickClickedListener listener) {
|
||||
this.clickListener = listener;
|
||||
}
|
||||
|
||||
// =========================================
|
||||
// Drawing Functionality
|
||||
// =========================================
|
||||
|
||||
@Override
|
||||
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
||||
// Here we make sure that we have a perfect circle
|
||||
int measuredWidth = measure(widthMeasureSpec);
|
||||
int measuredHeight = measure(heightMeasureSpec);
|
||||
setMeasuredDimension(measuredWidth, measuredHeight);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onLayout(boolean changed, int left, int top, int right,
|
||||
int bottom) {
|
||||
super.onLayout(changed, left, top, right, bottom);
|
||||
|
||||
int d = Math.min(getMeasuredWidth(), getMeasuredHeight());
|
||||
|
||||
dimX = d;
|
||||
// dimY = d;
|
||||
|
||||
cX = d / 2;
|
||||
cY = d / 2;
|
||||
|
||||
bgRadius = dimX / 2 - innerPadding;
|
||||
handleRadius = (int) (d * 0.25);
|
||||
handleInnerBoundaries = handleRadius;
|
||||
movementRadius = Math.min(cX, cY) - handleInnerBoundaries;
|
||||
}
|
||||
|
||||
private int measure(int measureSpec) {
|
||||
int result = 0;
|
||||
// Decode the measurement specifications.
|
||||
int specMode = MeasureSpec.getMode(measureSpec);
|
||||
int specSize = MeasureSpec.getSize(measureSpec);
|
||||
if (specMode == MeasureSpec.UNSPECIFIED) {
|
||||
// Return a default size of 200 if no bounds are specified.
|
||||
result = 200;
|
||||
} else {
|
||||
// As you want to fill the available space
|
||||
// always return the full available bounds.
|
||||
result = specSize;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected void onDraw(Canvas canvas) {
|
||||
canvas.save();
|
||||
// Draw the background
|
||||
canvas.drawCircle(cX, cY, bgRadius, bgPaint);
|
||||
|
||||
// Draw the handle
|
||||
handleX = touchX + cX;
|
||||
handleY = touchY + cY;
|
||||
canvas.drawCircle(handleX, handleY, handleRadius, handlePaint);
|
||||
|
||||
if (D) {
|
||||
canvas.drawRect(1, 1, getMeasuredWidth() - 1,
|
||||
getMeasuredHeight() - 1, dbgPaint1);
|
||||
|
||||
canvas.drawCircle(handleX, handleY, 3, dbgPaint1);
|
||||
|
||||
if (movementConstraint == CONSTRAIN_CIRCLE) {
|
||||
canvas.drawCircle(cX, cY, this.movementRadius, dbgPaint1);
|
||||
} else {
|
||||
canvas.drawRect(cX - movementRadius, cY - movementRadius, cX
|
||||
+ movementRadius, cY + movementRadius, dbgPaint1);
|
||||
}
|
||||
|
||||
// Origin to touch point
|
||||
canvas.drawLine(cX, cY, handleX, handleY, dbgPaint2);
|
||||
|
||||
int baseY = (int) (touchY < 0 ? cY + handleRadius : cY
|
||||
- handleRadius);
|
||||
canvas.drawText(
|
||||
String.format("%s (%.0f,%.0f)", TAG, touchX, touchY),
|
||||
handleX - 20, baseY - 7, dbgPaint2);
|
||||
canvas.drawText(
|
||||
"("
|
||||
+ String.format("%.0f, %.1f", radial,
|
||||
angle * 57.2957795) + (char) 0x00B0 + ")",
|
||||
handleX - 20, baseY + 15, dbgPaint2);
|
||||
}
|
||||
|
||||
// Log.d(TAG, String.format("touch(%f,%f)", touchX, touchY));
|
||||
// Log.d(TAG, String.format("onDraw(%.1f,%.1f)\n\n", handleX, handleY));
|
||||
canvas.restore();
|
||||
}
|
||||
|
||||
// Constrain touch within a box
|
||||
private void constrainBox() {
|
||||
touchX = Math.max(Math.min(touchX, movementRadius), -movementRadius);
|
||||
touchY = Math.max(Math.min(touchY, movementRadius), -movementRadius);
|
||||
}
|
||||
|
||||
// Constrain touch within a circle
|
||||
private void constrainCircle() {
|
||||
float diffX = touchX;
|
||||
float diffY = touchY;
|
||||
double radial = Math.sqrt((diffX * diffX) + (diffY * diffY));
|
||||
if (radial > movementRadius) {
|
||||
touchX = (int) ((diffX / radial) * movementRadius);
|
||||
touchY = (int) ((diffY / radial) * movementRadius);
|
||||
}
|
||||
}
|
||||
|
||||
public void setPointerId(int id) {
|
||||
this.pointerId = id;
|
||||
}
|
||||
|
||||
public int getPointerId() {
|
||||
return pointerId;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean onTouchEvent(MotionEvent ev) {
|
||||
final int action = ev.getAction();
|
||||
switch (action & MotionEvent.ACTION_MASK) {
|
||||
case MotionEvent.ACTION_MOVE: {
|
||||
return processMoveEvent(ev);
|
||||
}
|
||||
case MotionEvent.ACTION_CANCEL:
|
||||
case MotionEvent.ACTION_UP: {
|
||||
if (pointerId != INVALID_POINTER_ID) {
|
||||
// Log.d(TAG, "ACTION_UP");
|
||||
returnHandleToCenter();
|
||||
setPointerId(INVALID_POINTER_ID);
|
||||
}
|
||||
break;
|
||||
}
|
||||
case MotionEvent.ACTION_POINTER_UP: {
|
||||
if (pointerId != INVALID_POINTER_ID) {
|
||||
final int pointerIndex = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
|
||||
final int pointerId = ev.getPointerId(pointerIndex);
|
||||
if (pointerId == this.pointerId) {
|
||||
// Log.d(TAG, "ACTION_POINTER_UP: " + pointerId);
|
||||
returnHandleToCenter();
|
||||
setPointerId(INVALID_POINTER_ID);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
case MotionEvent.ACTION_DOWN: {
|
||||
if (pointerId == INVALID_POINTER_ID) {
|
||||
int x = (int) ev.getX();
|
||||
if (x >= offsetX && x < offsetX + dimX) {
|
||||
setPointerId(ev.getPointerId(0));
|
||||
// Log.d(TAG, "ACTION_DOWN: " + getPointerId());
|
||||
return true;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
case MotionEvent.ACTION_POINTER_DOWN: {
|
||||
if (pointerId == INVALID_POINTER_ID) {
|
||||
final int pointerIndex = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
|
||||
final int pointerId = ev.getPointerId(pointerIndex);
|
||||
int x = (int) ev.getX(pointerId);
|
||||
if (x >= offsetX && x < offsetX + dimX) {
|
||||
// Log.d(TAG, "ACTION_POINTER_DOWN: " + pointerId);
|
||||
setPointerId(pointerId);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private boolean processMoveEvent(MotionEvent ev) {
|
||||
if (pointerId != INVALID_POINTER_ID) {
|
||||
final int pointerIndex = ev.findPointerIndex(pointerId);
|
||||
|
||||
// Translate touch position to center of view
|
||||
float x = ev.getX(pointerIndex);
|
||||
touchX = x - cX - offsetX;
|
||||
float y = ev.getY(pointerIndex);
|
||||
touchY = y - cY - offsetY;
|
||||
|
||||
// Log.d(TAG,
|
||||
// String.format("ACTION_MOVE: (%03.0f, %03.0f) => (%03.0f, %03.0f)",
|
||||
// x, y, touchX, touchY));
|
||||
|
||||
reportOnMoved();
|
||||
invalidate();
|
||||
|
||||
touchPressure = ev.getPressure(pointerIndex);
|
||||
reportOnPressure();
|
||||
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private void reportOnMoved() {
|
||||
if (movementConstraint == CONSTRAIN_CIRCLE)
|
||||
constrainCircle();
|
||||
else
|
||||
constrainBox();
|
||||
|
||||
calcUserCoordinates();
|
||||
|
||||
if (moveListener != null) {
|
||||
boolean rx = Math.abs(touchX - reportX) >= moveResolution;
|
||||
boolean ry = Math.abs(touchY - reportY) >= moveResolution;
|
||||
if (rx || ry) {
|
||||
this.reportX = touchX;
|
||||
this.reportY = touchY;
|
||||
|
||||
// Log.d(TAG, String.format("moveListener.OnMoved(%d,%d)",
|
||||
// (int)userX, (int)userY));
|
||||
moveListener.OnMoved(userX, userY);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void calcUserCoordinates() {
|
||||
// First convert to cartesian coordinates
|
||||
cartX = (int) (touchX / movementRadius * movementRange);
|
||||
cartY = (int) (touchY / movementRadius * movementRange);
|
||||
|
||||
radial = Math.sqrt((cartX * cartX) + (cartY * cartY));
|
||||
angle = Math.atan2(cartY, cartX);
|
||||
|
||||
// Invert Y axis if requested
|
||||
if (!yAxisInverted)
|
||||
cartY *= -1;
|
||||
|
||||
if (userCoordinateSystem == COORDINATE_CARTESIAN) {
|
||||
userX = cartX;
|
||||
userY = cartY;
|
||||
} else if (userCoordinateSystem == COORDINATE_DIFFERENTIAL) {
|
||||
userX = cartY + cartX / 4;
|
||||
userY = cartY - cartX / 4;
|
||||
|
||||
if (userX < -movementRange)
|
||||
userX = (int) -movementRange;
|
||||
if (userX > movementRange)
|
||||
userX = (int) movementRange;
|
||||
|
||||
if (userY < -movementRange)
|
||||
userY = (int) -movementRange;
|
||||
if (userY > movementRange)
|
||||
userY = (int) movementRange;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
// Simple pressure click
|
||||
private void reportOnPressure() {
|
||||
// Log.d(TAG, String.format("touchPressure=%.2f", this.touchPressure));
|
||||
if (clickListener != null) {
|
||||
if (clicked && touchPressure < clickThreshold) {
|
||||
clickListener.OnReleased();
|
||||
this.clicked = false;
|
||||
// Log.d(TAG, "reset click");
|
||||
invalidate();
|
||||
} else if (!clicked && touchPressure >= clickThreshold) {
|
||||
clicked = true;
|
||||
clickListener.OnClicked();
|
||||
// Log.d(TAG, "click");
|
||||
invalidate();
|
||||
performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void returnHandleToCenter() {
|
||||
if (autoReturnToCenter) {
|
||||
final int numberOfFrames = 5;
|
||||
final double intervalsX = (0 - touchX) / numberOfFrames;
|
||||
final double intervalsY = (0 - touchY) / numberOfFrames;
|
||||
|
||||
for (int i = 0; i < numberOfFrames; i++) {
|
||||
final int j = i;
|
||||
postDelayed(new Runnable() {
|
||||
@Override
|
||||
public void run() {
|
||||
touchX += intervalsX;
|
||||
touchY += intervalsY;
|
||||
|
||||
reportOnMoved();
|
||||
invalidate();
|
||||
|
||||
if (moveListener != null && j == numberOfFrames - 1) {
|
||||
moveListener.OnReturnedToCenter();
|
||||
}
|
||||
}
|
||||
}, i * 40);
|
||||
}
|
||||
|
||||
if (moveListener != null) {
|
||||
moveListener.OnReleased();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void setTouchOffset(int x, int y) {
|
||||
offsetX = x;
|
||||
offsetY = y;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user