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Android DPad Direction

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This commit is contained in:
Florian Märkl 2019-09-25 18:55:05 +02:00
commit c299569f9d
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5 changed files with 87 additions and 7 deletions
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30
android/app/src/main/java/com/metallic/chiaki/touchcontrols/ControlsBackgroundView.kt Normal file
View file

@ -0,0 +1,30 @@
/*
* This file is part of Chiaki.
*
* Chiaki is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Chiaki is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Chiaki. If not, see <https://www.gnu.org/licenses/>.
*/
package com.metallic.chiaki.touchcontrols
import android.content.Context
import android.util.AttributeSet
import android.view.MotionEvent
import android.view.View
class ControlsBackgroundView @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr)
{
override fun onTouchEvent(event: MotionEvent) = true
}

28
android/app/src/main/java/com/metallic/chiaki/touchcontrols/DPadView.kt
View file

@ -18,31 +18,53 @@
package com.metallic.chiaki.touchcontrols
import android.content.Context
import android.graphics.BlendMode
import android.graphics.Canvas
import android.graphics.PorterDuff
import android.graphics.drawable.VectorDrawable
import android.util.AttributeSet
import android.util.Log
import android.view.MotionEvent
import android.view.View
import androidx.vectordrawable.graphics.drawable.VectorDrawableCompat
import com.metallic.chiaki.R
import kotlin.math.abs
class DPadView @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr)
{
enum class Direction { LEFT, RIGHT, UP, DOWN }
private val colorPrimary = resources.getColor(R.color.control_primary, null)
private val dpadDrawable = VectorDrawableCompat.create(resources, R.drawable.control_dpad, null)
override fun onDraw(canvas: Canvas) {
override fun onDraw(canvas: Canvas)
{
super.onDraw(canvas)
dpadDrawable?.setBounds(0, 0, width, height)
dpadDrawable?.setTint(colorPrimary)
//dpadDrawable?.setTint(colorPrimary)
//dpadDrawable?.setTintBlendMode(BlendMode.SRC_ATOP)
//dpadDrawable?.setTintMode(PorterDuff.Mode.SRC_ATOP)
dpadDrawable?.draw(canvas)
}
fun directionForPosition(x: Float, y: Float): Direction
{
val dx = x - width * 0.5f
val dy = y - height * 0.5f
return when
{
dx > abs(dy) -> Direction.RIGHT
dx <= -abs(dy) -> Direction.LEFT
dy > abs(dx) -> Direction.DOWN
else /*dy <= -abs(dx)*/ -> Direction.UP
}
}
override fun onTouchEvent(event: MotionEvent): Boolean
{
Log.i("DPadView", "onTouchEvent $event")
Log.i("DPadView", "direction: ${directionForPosition(event.x, event.y)}")
return true
}

8
android/app/src/main/res/drawable/control_dpad.xml
View file

@ -7,28 +7,28 @@
android:pathData="M45.244,0L45.244,36.263L62.162,53.181l11.144,0L90.223,36.263L90.223,0Z"
android:strokeAlpha="1"
android:strokeWidth="30.92149353"
android:fillColor="#000000"
android:fillColor="@color/control_primary"
android:strokeColor="#00000000"
android:fillAlpha="1"/>
<path
android:pathData="M0,45.244L0,90.223L36.263,90.223L53.181,73.305L53.181,62.162L36.263,45.244Z"
android:strokeAlpha="1"
android:strokeWidth="30.92149353"
android:fillColor="#000000"
android:fillColor="@color/control_primary"
android:strokeColor="#00000000"
android:fillAlpha="1"/>
<path
android:pathData="M99.203,45.244 L82.285,62.162l0,11.144L99.203,90.223L135.467,90.223L135.467,45.244Z"
android:strokeAlpha="1"
android:strokeWidth="30.92149353"
android:fillColor="#000000"
android:fillColor="@color/control_primary"
android:strokeColor="#00000000"
android:fillAlpha="1"/>
<path
android:pathData="M62.162,82.285 L45.244,99.203L45.244,135.467L90.223,135.467L90.223,99.203L73.305,82.285Z"
android:strokeAlpha="1"
android:strokeWidth="30.92149353"
android:fillColor="#000000"
android:fillColor="@color/control_primary"
android:strokeColor="#00000000"
android:fillAlpha="1"/>
</vector>

8
android/app/src/main/res/layout/activity_main.xml
View file

@ -59,4 +59,12 @@
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<com.metallic.chiaki.touchcontrols.DPadView
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_marginBottom="32dp"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintBottom_toBottomOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

20
android/app/src/main/res/layout/activity_stream.xml
View file

@ -17,4 +17,24 @@
android:layout_height="wrap_content"
app:layout_constraintBottom_toBottomOf="parent"/>
<com.metallic.chiaki.touchcontrols.ControlsBackgroundView
android:layout_width="match_parent"
android:layout_height="match_parent" />
<com.metallic.chiaki.touchcontrols.DPadView
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_marginLeft="32dp"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent" />
<com.metallic.chiaki.touchcontrols.DPadView
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_marginRight="32dp"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>