Update DotsIndicator style

This commit is contained in:
Koitharu
2024-04-09 08:22:13 +03:00
parent 7f5ff1ab14
commit 5c8157b81f
5 changed files with 46 additions and 36 deletions

View File

@@ -15,17 +15,23 @@ import org.koitharu.kotatsu.core.util.ext.getThemeColor
import org.koitharu.kotatsu.core.util.ext.measureDimension
import org.koitharu.kotatsu.core.util.ext.resolveDp
import org.koitharu.kotatsu.parsers.util.toIntUp
import com.google.android.material.R as materialR
class DotsIndicator @JvmOverloads constructor(
context: Context,
attrs: AttributeSet? = null,
defStyleAttr: Int = 0,
defStyleAttr: Int = R.attr.dotIndicatorStyle,
) : View(context, attrs, defStyleAttr) {
private val paint = Paint(Paint.ANTI_ALIAS_FLAG)
private var indicatorSize = context.resources.resolveDp(12f)
private var dotSpacing = 0f
private var smallDotScale = 0.33f
private var smallDotAlpha = 0.6f
private var positionOffset: Float = 0f
private var position: Int = 0
private val inset = context.resources.resolveDp(1f)
var max: Int = 6
set(value) {
if (field != value) {
@@ -34,23 +40,28 @@ class DotsIndicator @JvmOverloads constructor(
invalidate()
}
}
var position: Int = 2
var progress: Int
get() = position
set(value) {
if (field != value) {
field = value
if (position != value) {
position = value
invalidate()
}
}
init {
paint.strokeWidth = context.resources.resolveDp(1.5f)
paint.style = Paint.Style.FILL
context.withStyledAttributes(attrs, R.styleable.DotsIndicator, defStyleAttr) {
paint.color = getColor(
R.styleable.DotsIndicator_dotColor,
context.getThemeColor(com.google.android.material.R.attr.colorPrimary, Color.DKGRAY),
context.getThemeColor(materialR.attr.colorOnBackground, Color.DKGRAY),
)
indicatorSize = getDimension(R.styleable.DotsIndicator_dotSize, indicatorSize)
dotSpacing = getDimension(R.styleable.DotsIndicator_dotSpacing, dotSpacing)
smallDotScale = getFloat(R.styleable.DotsIndicator_dotScale, smallDotScale).coerceIn(0f, 1f)
smallDotAlpha = getFloat(R.styleable.DotsIndicator_dotAlpha, smallDotAlpha).coerceIn(0f, 1f)
max = getInt(R.styleable.DotsIndicator_android_max, max)
position = getInt(R.styleable.DotsIndicator_android_progress, position)
}
}
@@ -59,26 +70,21 @@ class DotsIndicator @JvmOverloads constructor(
val dotSize = getDotSize()
val y = paddingTop + (height - paddingTop - paddingBottom) / 2f
var x = paddingLeft + dotSize / 2f
val radius = dotSize / 2f - paint.strokeWidth
val radius = dotSize / 2f - inset
val spacing = (width - paddingLeft - paddingRight) / max.toFloat() - dotSize
x += spacing / 2f
paint.style = Paint.Style.STROKE
for (i in 0 until max) {
canvas.drawCircle(x, y, radius, paint)
if (i == position) {
paint.style = Paint.Style.FILL
paint.alpha = (255 * (1f - positionOffset)).toInt()
canvas.drawCircle(x, y, radius, paint)
paint.alpha = 255
paint.style = Paint.Style.STROKE
}
if (i == position + 1 && positionOffset > 0f) {
paint.style = Paint.Style.FILL
paint.alpha = (255 * positionOffset).toInt()
canvas.drawCircle(x, y, radius, paint)
paint.alpha = 255
paint.style = Paint.Style.STROKE
val scale = when (i) {
position -> (1f - smallDotScale) * (1f - positionOffset) + smallDotScale
position + 1 -> (1f - smallDotScale) * positionOffset + smallDotScale
else -> smallDotScale
}
paint.alpha = (255 * when (i) {
position -> (1f - smallDotAlpha) * (1f - positionOffset) + smallDotAlpha
position + 1 -> (1f - smallDotAlpha) * positionOffset + smallDotAlpha
else -> smallDotAlpha
}).toInt()
canvas.drawCircle(x, y, radius * scale, paint)
x += spacing + dotSize
}
}
@@ -114,11 +120,6 @@ class DotsIndicator @JvmOverloads constructor(
this@DotsIndicator.positionOffset = positionOffset
invalidate()
}
override fun onPageSelected(position: Int) {
super.onPageSelected(position)
this@DotsIndicator.position = position
}
}
private inner class AdapterObserver(

View File

@@ -2,6 +2,7 @@
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
@@ -17,8 +18,11 @@
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:layout_marginVertical="@dimen/margin_small"
app:dotAlpha="0.6"
app:dotSize="8dp"
app:dotSpacing="6dp" />
app:dotSpacing="4dp"
tools:max="6"
tools:progress="2" />
</LinearLayout>

View File

@@ -9,6 +9,7 @@
<attr name="fastScrollerStyle" />
<attr name="tipViewStyle" />
<attr name="progressButtonStyle" />
<attr name="dotIndicatorStyle" />
<!--CoverImageView attrs-->
<declare-styleable name="CoverImageView">
@@ -163,8 +164,12 @@
<attr name="dotSize" format="dimension">
<enum name="fit" value="-1" />
</attr>
<attr name="dotScale" format="float" />
<attr name="dotAlpha" format="float" />
<attr name="dotColor" format="color" />
<attr name="dotSpacing" format="dimension" />
<attr name="android:max" />
<attr name="android:progress" />
</declare-styleable>
</resources>

View File

@@ -169,6 +169,10 @@
<item name="scrollerOffset">@dimen/grid_spacing_outer</item>
</style>
<style name="Widget.Kotatsu.DotIndicator" parent="">
</style>
<style name="Widget.Kotatsu.ListItemTextView" parent="">
<item name="android:textColor">@color/list_item_text_color</item>
<item name="backgroundFillColor">@color/list_item_background_color</item>

View File

@@ -71,24 +71,20 @@
<item name="textInputStyle">@style/Widget.Material3.TextInputLayout.OutlinedBox</item>
<item name="toolbarStyle">@style/Widget.Material3.Toolbar</item>
<item name="appBarLayoutStyle">@style/Widget.Kotatsu.AppBarLayout</item>
<item name="bottomNavigationStyle">
@style/Widget.Kotatsu.BottomNavigationView.ColoredIndicators
</item>
<item name="bottomNavigationStyle">@style/Widget.Kotatsu.BottomNavigationView.ColoredIndicators</item>
<item name="tabStyle">@style/Widget.Kotatsu.Tabs</item>
<item name="materialCardViewStyle">@style/Widget.Kotatsu.CardView.Filled</item>
<item name="recyclerViewStyle">@style/Widget.Kotatsu.RecyclerView</item>
<item name="fastScrollerStyle">@style/Widget.Kotatsu.FastScroller</item>
<item name="listItemTextViewStyle">@style/Widget.Kotatsu.ListItemTextView</item>
<item name="materialSwitchStyle">@style/Widget.Material3.CompoundButton.MaterialSwitch
</item>
<item name="materialSwitchStyle">@style/Widget.Material3.CompoundButton.MaterialSwitch</item>
<item name="switchPreferenceCompatStyle">@style/Preference.SwitchPreferenceCompat.M3</item>
<item name="collapsingToolbarLayoutStyle">@style/Widget.Kotatsu.CollapsingToolbar</item>
<item name="circularProgressIndicatorStyle">
@style/Widget.Kotatsu.CircularProgressIndicator
</item>
<item name="circularProgressIndicatorStyle">@style/Widget.Kotatsu.CircularProgressIndicator</item>
<item name="linearProgressIndicatorStyle">@style/Widget.Kotatsu.LinearProgressIndicator</item>
<item name="bottomSheetDragHandleStyle">@style/Widget.Kotatsu.BottomSheet.DragHandle</item>
<item name="android:dropDownSpinnerStyle">@style/Widget.Kotatsu.Spinner.DropDown</item>
<item name="dotIndicatorStyle">@style/Widget.Kotatsu.DotIndicator</item>
<!-- Text appearance -->
<item name="actionMenuTextAppearance">@style/TextAppearance.Kotatsu.Menu</item>