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hannesa2hannesa2
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Merge pull request #756 from AppDevNext/GanttChart
Gantt chart
2 parents 1ed654c + e34cf3e commit a2e2652

12 files changed

+467
-2
lines changed

‎app/src/androidTest/kotlin/info/appdev/chartexample/StartTest.kt‎

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Original file line numberDiff line numberDiff line change
@@ -75,7 +75,10 @@ class StartTest {
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@After
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fun cleanUp() {
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Intents.release()
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// release() may have already been called by the last loop iteration
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try {
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Intents.release()
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} catch (_: IllegalStateException) { /* not initialised, nothing to do */ }
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// Clean up test timber tree
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Timber.uprootAll()
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}
@@ -249,12 +252,17 @@ class StartTest {
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if (!compose)
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doClickTest(index, contentClass, contentItem)
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//Thread.sleep(100)
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Espresso.pressBack()
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// Wait for MainActivity to be visible again
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composeTestRule.waitForIdle()
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Thread.sleep(200) // Small delay for back navigation
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// Reset intent recording for next iteration; otherwise intents accumulate
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// across the loop and Intents.intended() can no longer find a fresh
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// unverified match for the current activity.
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Intents.release()
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Intents.init()
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} catch (e: Exception) {
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Timber.e("#$index/'${contentClass.simpleName}'->'$optionMenu' ${e.message}", e)
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onView(ViewMatchers.isRoot())
@@ -264,6 +272,16 @@ class StartTest {
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.replace(" ", "")
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)
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})
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// Navigate back so subsequent iterations start from MainActivity
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try {
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Espresso.pressBack()
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composeTestRule.waitForIdle()
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} catch (_: Exception) { /* already on MainActivity */ }
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// Reset intents so the next iteration starts clean
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try {
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Intents.release()
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Intents.init()
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} catch (_: Exception) { /* ignore if already released */ }
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}
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}
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}
@@ -278,6 +296,7 @@ class StartTest {
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contentItem.clazz == HorizontalBarFullComposeActivity::class.java ||
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contentItem.clazz == MultiLineComposeActivity::class.java ||
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contentItem.clazz == GradientActivity::class.java ||
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// contentItem.clazz == TimeIntervalChartActivity::class.java ||
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contentItem.clazz == TimeLineActivity::class.java
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) {
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// These charts have less clickable area, so skip further clicks

‎app/src/main/AndroidManifest.xml‎

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Original file line numberDiff line numberDiff line change
@@ -60,6 +60,7 @@
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<activity android:name="info.appdev.chartexample.HalfPieChartActivity" />
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<activity android:name="info.appdev.chartexample.SpecificPositionsLineChartActivity" />
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<activity android:name="info.appdev.chartexample.TimeLineActivity" />
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<activity android:name="info.appdev.chartexample.TimeIntervalChartActivity" />
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</application>
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</manifest>

‎app/src/main/kotlin/info/appdev/chartexample/TimeIntervalChartActivity.kt‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,46 @@
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package info.appdev.chartexample
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import android.graphics.Color
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import android.os.Bundle
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import info.appdev.chartexample.databinding.ActivityTimeIntervalChartBinding
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import info.appdev.chartexample.notimportant.DemoBase
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import info.appdev.charting.data.EntryFloat
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import info.appdev.charting.data.GanttChartData
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import info.appdev.charting.data.GanttTask
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import info.appdev.charting.highlight.Highlight
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import info.appdev.charting.listener.OnChartValueSelectedListener
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/**
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* Demo activity showing Gantt-style timeline visualization.
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* Each horizontal bar represents a task with start time and duration.
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*/
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class TimeIntervalChartActivity : DemoBase(), OnChartValueSelectedListener {
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private lateinit var binding: ActivityTimeIntervalChartBinding
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityTimeIntervalChartBinding.inflate(layoutInflater)
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setContentView(binding.root)
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// Create Gantt chart data
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val ganttData = GanttChartData()
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// Add sample project tasks
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ganttData.addTask(GanttTask("Design", 0f, 50f, Color.rgb(255, 107, 107))) // Red: 0-50
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ganttData.addTask(GanttTask("Dev", 40f, 100f, Color.rgb(66, 165, 245))) // Blue: 40-140
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ganttData.addTask(GanttTask("Testing", 120f, 40f, Color.rgb(76, 175, 80), hatched = true)) // Green: 120-160
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ganttData.addTask(GanttTask("Launch", 150f, 20f, Color.rgb(255, 193, 7))) // Yellow: 150-170
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ganttData.minTime = 10f
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ganttData.maxTime = 200f
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// Set data and render
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binding.chart1.setData(ganttData)
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}
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override fun saveToGallery() = Unit
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override fun onValueSelected(entryFloat: EntryFloat, highlight: Highlight) = Unit
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override fun onNothingSelected() = Unit
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}

‎app/src/main/kotlin/info/appdev/chartexample/notimportant/MainActivity.kt‎

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Original file line numberDiff line numberDiff line change
@@ -75,6 +75,7 @@ import info.appdev.chartexample.ScrollViewActivity
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import info.appdev.chartexample.SpecificPositionsLineChartActivity
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import info.appdev.chartexample.StackedBarActivity
7777
import info.appdev.chartexample.StackedBarActivityNegative
78+
import info.appdev.chartexample.TimeIntervalChartActivity
7879
import info.appdev.chartexample.TimeLineActivity
7980
import info.appdev.chartexample.compose.HorizontalBarComposeActivity
8081
import info.appdev.chartexample.compose.HorizontalBarFullComposeActivity
@@ -219,6 +220,7 @@ class MainActivity : ComponentActivity() {
219220
add(ContentItem("Demonstrate and fix issues"))
220221
add(ContentItem("Gradient", "Show a gradient edge case", GradientActivity::class.java))
221222
add(ContentItem("Timeline", "Show a time line with Unix timestamp", TimeLineActivity::class.java))
223+
add(ContentItem("Timeinterval", "Grantt chart", TimeIntervalChartActivity::class.java))
222224
}
223225
}
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}

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

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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<info.appdev.charting.charts.GanttChart
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android:id="@+id/chart1"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:layout_above="@+id/seekBarX"/>
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<SeekBar
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android:id="@+id/seekBarY"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_alignParentBottom="true"
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android:layout_alignParentLeft="true"
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android:layout_margin="8dp"
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android:layout_toLeftOf="@+id/tvYMax"
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android:layout_marginRight="5dp"
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android:max="100"
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android:paddingBottom="12dp" />
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<SeekBar
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android:id="@+id/seekBarX"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_above="@+id/seekBarY"
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android:layout_margin="8dp"
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android:layout_marginBottom="35dp"
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android:layout_toLeftOf="@+id/tvXMax"
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android:layout_marginRight="5dp"
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android:max="100"
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android:paddingBottom="12dp" />
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<TextView
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android:id="@+id/tvXMax"
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android:layout_width="50dp"
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android:layout_height="wrap_content"
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android:layout_alignBottom="@+id/seekBarX"
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android:layout_alignParentRight="true"
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android:text="@string/dash"
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android:layout_marginBottom="15dp"
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android:layout_marginRight="10dp"
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android:gravity="right"
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android:textAppearance="?android:attr/textAppearanceMedium" />
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<TextView
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android:id="@+id/tvYMax"
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android:layout_width="50dp"
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android:layout_height="wrap_content"
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android:layout_alignBottom="@+id/seekBarY"
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android:layout_alignParentRight="true"
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android:text="@string/dash"
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android:layout_marginBottom="15dp"
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android:layout_marginRight="10dp"
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android:gravity="right"
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android:textAppearance="?android:attr/textAppearanceMedium" />
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60+
</RelativeLayout>

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