wrap the month view in a framelayout and add click effects

app/src/main/kotlin/com/simplemobiletools/calendar/fragments/MonthFragment.kt

@@ -166,7 +166,7 @@ class MonthFragment : Fragment(), MonthlyCalendar {
     }
 
     private fun updateDays(days: ArrayList<DayMonthly>) {
-        mHolder.month_view.updateDays(days)
+        mHolder.month_view_wrapper.updateDays(days)
 
         /*val displayWeekNumbers = mConfig.displayWeekNumbers
         val len = days.size

app/src/main/kotlin/com/simplemobiletools/calendar/views/MonthView.kt

@@ -36,13 +36,14 @@ class MonthView(context: Context, attrs: AttributeSet, defStyle: Int) : View(con
         weakTextColor = textColor.adjustAlpha(LOW_ALPHA)
 
         val normalTextSize = resources.getDimensionPixelSize(R.dimen.normal_text_size).toFloat()
+        weekDaysLetterHeight = 2 * normalTextSize.toInt()
+
         paint = Paint(Paint.ANTI_ALIAS_FLAG).apply {
             color = textColor
             textSize = normalTextSize
             textAlign = Paint.Align.CENTER
         }
 
-        weekDaysLetterHeight = 2 * normalTextSize.toInt()
         initWeekDayLetters()
         setupCurrentDayOfWeekIndex()
     }
@@ -57,11 +58,11 @@ class MonthView(context: Context, attrs: AttributeSet, defStyle: Int) : View(con
     override fun onDraw(canvas: Canvas) {
         super.onDraw(canvas)
         if (dayWidth == 0f) {
-            dayWidth = (canvas.width / 7).toFloat()
+            dayWidth = canvas.width / 7f
         }
 
         if (dayHeight == 0f) {
-            dayHeight = ((canvas.height - weekDaysLetterHeight) / 6).toFloat()
+            dayHeight = (canvas.height - weekDaysLetterHeight) / 6f
         }
 
         for (i in 0..6) {
@@ -75,10 +76,10 @@ class MonthView(context: Context, attrs: AttributeSet, defStyle: Int) : View(con
 
         var curId = 0
         for (y in 0..5) {
-            for (x in 1..7) {
+            for (x in 0..6) {
                 val day = days.getOrNull(curId)
                 if (day != null) {
-                    val xPos = x * dayWidth - dayWidth / 2
+                    val xPos = x * dayWidth + dayWidth / 2
                     val yPos = y * dayHeight + weekDaysLetterHeight
                     if (day.isToday) {
                         canvas.drawCircle(xPos, yPos + paint.textSize * 0.7f, paint.textSize * 0.75f, getCirclePaint(day))

app/src/main/kotlin/com/simplemobiletools/calendar/views/MonthViewWrapper.kt

@@ -0,0 +1,88 @@
+package com.simplemobiletools.calendar.views
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.widget.FrameLayout
+import com.simplemobiletools.calendar.R
+import com.simplemobiletools.calendar.models.DayMonthly
+import com.simplemobiletools.commons.extensions.onGlobalLayout
+import kotlinx.android.synthetic.main.month_view.view.*
+
+// used in the Monthly view fragment, 1 view per screen
+class MonthViewWrapper(context: Context, attrs: AttributeSet, defStyle: Int) : FrameLayout(context, attrs, defStyle) {
+    private var dayWidth = 0f
+    private var dayHeight = 0f
+    private var weekDaysLetterHeight = 0
+    private var wereViewsAdded = false
+    private var days = ArrayList<DayMonthly>()
+    private var inflater: LayoutInflater
+    private var monthView: MonthView
+
+    constructor(context: Context, attrs: AttributeSet) : this(context, attrs, 0)
+
+    init {
+        val normalTextSize = resources.getDimensionPixelSize(R.dimen.normal_text_size).toFloat()
+        weekDaysLetterHeight = 2 * normalTextSize.toInt()
+
+        inflater = LayoutInflater.from(context)
+        monthView = inflater.inflate(R.layout.month_view, this).month_view
+
+        onGlobalLayout {
+            measureSizes()
+            if (!wereViewsAdded && days.isNotEmpty()) {
+                addViews()
+                monthView.updateDays(days)
+            }
+        }
+    }
+
+    fun updateDays(newDays: ArrayList<DayMonthly>) {
+        days = newDays
+        if (dayWidth != 0f) {
+            addViews()
+            monthView.updateDays(days)
+        }
+    }
+
+    private fun measureSizes() {
+        if (dayWidth == 0f) {
+            dayWidth = width / 7f
+        }
+
+        if (dayHeight == 0f) {
+            dayHeight = (height - weekDaysLetterHeight) / 6f
+        }
+    }
+
+    private fun addViews() {
+        removeAllViews()
+        monthView = inflater.inflate(R.layout.month_view, this).month_view
+        wereViewsAdded = true
+        var curId = 0
+        for (y in 0..5) {
+            for (x in 0..6) {
+                val day = days.getOrNull(curId)
+                if (day != null) {
+                    val xPos = x * dayWidth
+                    val yPos = y * dayHeight + weekDaysLetterHeight
+                    addViewBackground(xPos, yPos, day)
+                }
+                curId++
+            }
+        }
+    }
+
+    private fun addViewBackground(xPos: Float, yPos: Float, day: DayMonthly) {
+        inflater.inflate(R.layout.month_view_background, this, false).apply {
+            layoutParams.width = dayWidth.toInt()
+            layoutParams.height = dayHeight.toInt()
+            x = xPos
+            y = yPos
+            setOnClickListener {
+
+            }
+            addView(this)
+        }
+    }
+}

app/src/main/res/layout/fragment_month.xml

@@ -8,10 +8,10 @@
 
     <include layout="@layout/top_navigation"/>
 
-    <com.simplemobiletools.calendar.views.MonthView
+    <com.simplemobiletools.calendar.views.MonthViewWrapper
-        android:id="@+id/month_view"
+        android:id="@+id/month_view_wrapper"
-        android:layout_width="wrap_content"
+        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
+        android:layout_height="match_parent"
         android:layout_below="@+id/top_left_arrow"/>
 
 </RelativeLayout>

app/src/main/res/layout/month_view.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.simplemobiletools.calendar.views.MonthView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/month_view"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"/>

app/src/main/res/layout/month_view_background.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<View
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/month_view_background"
+    android:layout_width="0dp"
+    android:layout_height="0dp"
+    android:background="?attr/selectableItemBackground"/>