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185 changes: 185 additions & 0 deletions
185
cpbar/src/main/java/com/cliff/comparingperformancebar/ValueProgressBar.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,185 @@ | ||
| package com.cliff.comparingperformancebar | ||
|
|
||
| import android.content.Context | ||
| import android.content.res.TypedArray | ||
| import android.graphics.* | ||
| import android.text.TextPaint | ||
| import android.util.AttributeSet | ||
| import android.view.View | ||
| import androidx.annotation.FloatRange | ||
| import androidx.core.content.res.ResourcesCompat | ||
| import java.lang.Math.abs | ||
|
|
||
| class ValueProgressBar @JvmOverloads constructor( | ||
| context: Context, | ||
| attrs: AttributeSet? = null, | ||
| defStyleAttr: Int = 0 | ||
| ) : View(context, attrs, defStyleAttr) { | ||
|
|
||
| private val progressLeftPaint: Paint = Paint() | ||
| private val progressRightPaint: Paint = Paint() | ||
| private var percentageTextPaint = TextPaint() | ||
|
|
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| private lateinit var containerRectF: RectF | ||
| private var currentLeftValue: Float = 0.0f | ||
| private var currentRightValue: Float = 0.0f | ||
| private var progressPadding = 5.0f | ||
| private var spaceAtCenter = 0.0f | ||
|
|
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| private var typedArray: TypedArray? = null | ||
|
|
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| init { | ||
| typedArray = context.theme.obtainStyledAttributes( | ||
| attrs, | ||
| R.styleable.ValueProgressBar, | ||
| 0, | ||
| 0 | ||
| ) | ||
| initAttributes() | ||
| } | ||
|
|
||
| private fun initAttributes() { | ||
| typedArray?.apply { | ||
| currentLeftValue = | ||
| abs(getInt(R.styleable.ValueProgressBar_vpb_valueLeft, 50)) | ||
| .toFloat() | ||
| currentRightValue = | ||
| abs(getInt(R.styleable.ValueProgressBar_vpb_valueRight, 50)) | ||
| .toFloat() | ||
| progressRightPaint.color = | ||
| getColor(R.styleable.ValueProgressBar_vpb_progressRightColor, Color.RED) | ||
| progressLeftPaint.color = | ||
| getColor(R.styleable.ValueProgressBar_vpb_progressLeftColor, Color.BLACK) | ||
|
|
||
| percentageTextPaint.color = getColor( | ||
| R.styleable.ValueProgressBar_vpb_textColor, | ||
| Color.WHITE | ||
| ) | ||
|
|
||
|
|
||
| percentageTextPaint.textSize = | ||
| getDimensionPixelSize(R.styleable.ValueProgressBar_vpb_textSize, 32).toFloat() | ||
|
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| val fontId = getResourceId(R.styleable.ValueProgressBar_android_fontFamily, 0) | ||
| if (fontId != 0) { | ||
| percentageTextPaint.typeface = ResourcesCompat.getFont(context, fontId) | ||
| } else { | ||
| percentageTextPaint.typeface = Typeface.create(Typeface.MONOSPACE, Typeface.BOLD); | ||
| } | ||
| recycle() | ||
| } | ||
| } | ||
|
|
||
| fun setLeftValue(progressValue: Float = 10f) { | ||
| currentLeftValue = progressValue | ||
| } | ||
|
|
||
| fun setRightValue(progressValue: Float = 10f) { | ||
| currentLeftValue = progressValue | ||
| } | ||
|
|
||
| fun setValues(progressLeftValue: Float = 10f, progressRightValue: Float = 10f) { | ||
| currentLeftValue = progressLeftValue | ||
| currentRightValue = progressRightValue | ||
| invalidate() | ||
| } | ||
|
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||
|
|
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| override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) { | ||
| super.onSizeChanged(w, h, oldw, oldh) | ||
| containerRectF = RectF() | ||
| containerRectF.set(0f, 0f, w.toFloat(), h.toFloat()) | ||
| spaceAtCenter = ((0.05 * containerRectF.right) / 2).toFloat() | ||
| } | ||
|
|
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| override fun onDraw(canvas: Canvas?) { | ||
| super.onDraw(canvas) | ||
| drawProgressBar(canvas) | ||
|
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|
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| val textLeftSizeWidth = | ||
| percentageTextPaint.measureText("%d".format(currentLeftValue.toInt())) | ||
|
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| val textRightSizeWidth = | ||
| percentageTextPaint.measureText("%d".format(currentRightValue.toInt())) | ||
|
|
||
| canvas?.drawText( | ||
| "%d".format(currentLeftValue.toInt()), | ||
| containerRectF.left + textLeftSizeWidth / 2, | ||
| containerRectF.centerY() + percentageTextPaint.textSize / 2, | ||
| percentageTextPaint | ||
| ) | ||
|
|
||
| canvas?.drawText( | ||
| "%d".format(currentRightValue.toInt()), | ||
| containerRectF.right - textRightSizeWidth - (textRightSizeWidth / 2), | ||
| containerRectF.centerY() + percentageTextPaint.textSize / 2, | ||
| percentageTextPaint | ||
| ) | ||
| } | ||
|
|
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| private fun drawProgressBar(canvas: Canvas?) { | ||
| val total = currentLeftValue + currentRightValue | ||
|
|
||
| val pathLeft = drawLeftProgress( | ||
| containerRectF, | ||
| (((currentLeftValue / total) * containerRectF.right)), | ||
| progressPadding, spaceAtCenter | ||
| ) | ||
|
|
||
| val pathRight = drawRightProgress( | ||
| containerRectF, | ||
| ((currentRightValue / total) * containerRectF.right), | ||
| progressPadding, spaceAtCenter | ||
| ) | ||
| canvas?.drawPath(pathLeft, progressLeftPaint) | ||
| canvas?.drawPath(pathRight, progressRightPaint) | ||
| } | ||
|
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||
|
|
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| private fun drawLeftProgress( | ||
| rectF: RectF, | ||
| width: Float, | ||
| padding: Float, | ||
| spaceInTheMiddle: Float | ||
| ): Path { | ||
| val path = Path() | ||
| with(rectF) { | ||
| path.moveTo(left + padding, padding) | ||
| path.lineTo(left + padding, bottom - padding) | ||
| path.lineTo( | ||
| left + width + (right * 0.05f) - spaceInTheMiddle, | ||
| bottom - padding | ||
| ) | ||
| path.lineTo( | ||
| left + width - (right * 0.05f) - spaceInTheMiddle, | ||
| padding | ||
| ) | ||
| } | ||
| path.close() | ||
| return path | ||
| } | ||
|
|
||
| private fun drawRightProgress( | ||
| rectF: RectF, | ||
| width: Float, | ||
| padding: Float, | ||
| spaceInTheMiddle: Float | ||
| ): Path { | ||
| val path = Path() | ||
| with(rectF) { | ||
| path.moveTo(right - padding, padding) | ||
| path.lineTo(right - padding, bottom - padding) | ||
| path.lineTo( | ||
| right - width + (right * 0.05f) + spaceInTheMiddle, | ||
| bottom - padding | ||
| ) | ||
| path.lineTo( | ||
| right - width - (right * 0.05f) + spaceInTheMiddle, | ||
| padding | ||
| ) | ||
| } | ||
| path.close() | ||
| return path | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <resources> | ||
| <declare-styleable name="PercentageProgressBar"> | ||
| <attr name="percentage" format="integer" /> | ||
| <attr name="progressLeftColor" format="color" /> | ||
| <attr name="progressRightColor" format="color" /> | ||
| <attr name="progressBackgroundColor" format="color" /> | ||
| <attr name="textColor" format="color"/> | ||
| <attr name="textSize" format="dimension"/> | ||
| <attr name="android:fontFamily" /> | ||
| </declare-styleable> | ||
|
|
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| <declare-styleable name="ValueProgressBar"> | ||
| <attr name="vpb_valueLeft" format="integer" /> | ||
| <attr name="vpb_valueRight" format="integer" /> | ||
| <attr name="vpb_progressLeftColor" format="color" /> | ||
| <attr name="vpb_progressRightColor" format="color" /> | ||
| <attr name="vpb_progressBackgroundColor" format="color" /> | ||
| <attr name="vpb_textColor" format="color"/> | ||
| <attr name="vpb_textSize" format="dimension"/> | ||
| <attr name="android:fontFamily" /> | ||
| </declare-styleable> | ||
| </resources> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,3 @@ | ||
| include ':comparingperformancebar' | ||
| include ':cpbar' | ||
| include ':app' | ||
| rootProject.name = "Sample" |