104 lines
3.9 KiB
Kotlin
104 lines
3.9 KiB
Kotlin
/* Copyright 2017 Andrew Dawson
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*
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* This file is a part of Tusky.
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*
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* This program is free software; you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
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* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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* Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with Tusky; if not,
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* see <http://www.gnu.org/licenses>. */
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package com.keylesspalace.tusky.components.compose.view
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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.graphics.PorterDuff
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import android.graphics.PorterDuffXfermode
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import android.graphics.RectF
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import android.util.AttributeSet
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import androidx.appcompat.content.res.AppCompatResources
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import at.connyduck.sparkbutton.helpers.Utils
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import com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.view.MediaPreviewImageView
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class ProgressImageView
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@JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null,
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defStyleAttr: Int = 0
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) : MediaPreviewImageView(context, attrs, defStyleAttr) {
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private var progress = -1
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private val progressRect = RectF()
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private val biggerRect = RectF()
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private val circlePaint = Paint(Paint.ANTI_ALIAS_FLAG).apply {
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color = context.getColor(R.color.tusky_blue)
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strokeWidth = Utils.dpToPx(context, 4).toFloat()
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style = Paint.Style.STROKE
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}
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private val clearPaint = Paint(Paint.ANTI_ALIAS_FLAG).apply {
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xfermode = PorterDuffXfermode(PorterDuff.Mode.DST_OUT)
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}
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private val markBgPaint = Paint(Paint.ANTI_ALIAS_FLAG).apply {
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style = Paint.Style.FILL
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color = context.getColor(R.color.tusky_grey_10)
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}
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private val captionDrawable = AppCompatResources.getDrawable(
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context,
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R.drawable.spellcheck
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)!!.apply {
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setTint(Color.WHITE)
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}
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private val circleRadius = Utils.dpToPx(context, 14)
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private val circleMargin = Utils.dpToPx(context, 14)
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fun setProgress(progress: Int) {
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this.progress = progress
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if (progress != -1) {
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setColorFilter(Color.rgb(123, 123, 123), PorterDuff.Mode.MULTIPLY)
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} else {
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clearColorFilter()
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}
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invalidate()
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}
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fun setChecked(checked: Boolean) {
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markBgPaint.color =
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context.getColor(if (checked) R.color.tusky_blue else R.color.tusky_grey_10)
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invalidate()
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}
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override fun onDraw(canvas: Canvas) {
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super.onDraw(canvas)
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val angle = progress / 100f * 360 - 90
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val halfWidth = width / 2f
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val halfHeight = height / 2f
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progressRect[halfWidth * 0.75f, halfHeight * 0.75f, halfWidth * 1.25f] = halfHeight * 1.25f
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biggerRect.set(progressRect)
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val margin = 8
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biggerRect[progressRect.left - margin, progressRect.top - margin, progressRect.right + margin] =
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progressRect.bottom + margin
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canvas.saveLayer(biggerRect, null)
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if (progress != -1) {
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canvas.drawOval(progressRect, circlePaint)
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canvas.drawArc(biggerRect, angle, 360 - angle - 90, true, clearPaint)
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}
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canvas.restore()
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val circleY = height - circleMargin - circleRadius / 2
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val circleX = width - circleMargin - circleRadius / 2
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canvas.drawCircle(circleX.toFloat(), circleY.toFloat(), circleRadius.toFloat(), markBgPaint)
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captionDrawable.setBounds(
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width - circleMargin - circleRadius,
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height - circleMargin - circleRadius,
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width - circleMargin,
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height - circleMargin
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)
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captionDrawable.draw(canvas)
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}
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}
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