Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+apply plugin: 'kotlin-android'
+
+apply plugin: 'kotlin-android-extensions'
+
+android {
+    compileSdkVersion 26
+    defaultConfig {
+        applicationId "com.example.uriel.lineas"
+        minSdkVersion 23
+        targetSdkVersion 26
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
+    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.0.2'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.1'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/example/uriel/lineas/ExampleInstrumentedTest.kt

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+package com.example.uriel.lineas
+
+import android.support.test.InstrumentationRegistry
+import android.support.test.runner.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getTargetContext()
+        assertEquals("com.example.uriel.lineas", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.uriel.lineas">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity android:name=".GUICanvas"></activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/uriel/lineas/GUICanvas.kt

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+package com.example.uriel.lineas
+
+
+import android.content.Context
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.media.MediaPlayer
+import android.support.v7.app.AppCompatActivity
+import android.os.Bundle
+import android.view.View
+
+import kotlinx.android.synthetic.main.activity_guicanvas.*
+
+
+class GUICanvas : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_guicanvas)
+        title = "Grafico"
+
+        var zoom = 7f
+        var arreglo = intent.getIntegerArrayListExtra("valores")
+        var fondo = Lienzo(this, arreglo)
+        layaout1.addView(fondo)
+        layaout1.removeView(button)
+        layaout1.removeView(button3)
+        layaout1.addView(button)
+        layaout1.addView(button3)
+        button.setOnClickListener {
+            layaout1.removeView(fondo)
+            if(zoom<20f) fondo = Lienzo(this, arreglo, ++zoom)
+            else{
+                //println("que pasa1? :v")
+                val mp = MediaPlayer.create(this, R.raw.alert)
+                mp.start()
+                mp.setOnCompletionListener { mp.release() }
+            }
+            layaout1.addView(fondo)
+
+            layaout1.removeView(button3)
+            layaout1.addView(button3)
+            layaout1.removeView(button)
+            layaout1.addView(button)
+            //button.visibility = View.VISIBLE
+            //button3.visibility = View.VISIBLE
+        }
+        button3.setOnClickListener {
+            layaout1.removeView(fondo)
+            layaout1.removeView(fondo)
+            if(zoom>1f) fondo = Lienzo(this, arreglo, --zoom)
+            else{
+                //println("que pasa2? :v")
+                val mp = MediaPlayer.create(this, R.raw.alert)
+                mp.start()
+                mp.setOnCompletionListener { mp.release() }
+            }
+            layaout1.addView(fondo)
+            layaout1.removeView(button)
+            layaout1.addView(button)
+            layaout1.removeView(button3)
+            layaout1.addView(button3)
+            //button3.visibility = View.VISIBLE
+            //button.visibility = View.VISIBLE
+        }
+
+    }
+
+
+    override fun onSupportNavigateUp(): Boolean {
+        finish()
+        return true
+    }
+
+    class Lienzo(context: Context, arreglo: ArrayList<Int>, tamaño:Float=7f) : View(context) {
+        val arreglo = arreglo
+        val tamaño = tamaño
+        override fun onDraw(canvas: Canvas) {
+            val A = floatArrayOf(arreglo[0].toFloat(),arreglo[1].toFloat())
+            val B = floatArrayOf(arreglo[2].toFloat(),arreglo[3].toFloat())
+            val opc = arreglo[4]
+            val ancho = canvas.getWidth()
+            val alto = canvas.getHeight()
+            val pincel1 = Paint()
+            val pincel2 = Paint()
+            val pincel3 = Paint()
+            val incrementoX = B[0]-A[0]
+            val incrementoY = B[1]-A[1]
+            val x = ancho/2f
+            val y = alto/2f
+            val incremento = tamaño
+            var incrementoAux = incremento
+            var inicio = 0
+            pincel1.strokeWidth = incremento
+            pincel2.strokeWidth = 2f
+            pincel1.setARGB(255, 0, 0, 0)
+            pincel2.setARGB(255,255,0,0)
+            pincel3.setARGB(255,0,255,0)
+            if (incrementoAux<=5) incrementoAux = 5f
+            for (i in y.toInt()+(incrementoAux/2f).toInt()..alto step incrementoAux.toInt()){
+                canvas.drawLine(0f,i.toFloat(),ancho.toFloat(),i.toFloat(),pincel3)
+                canvas.drawLine(0f,y+(y-i),ancho.toFloat(),y+(y-i),pincel3)
+            }
+            for (i in (x+(incrementoAux/2f)).toInt()..ancho step incrementoAux.toInt()){
+                canvas.drawLine(i.toFloat(),0f,i.toFloat(),alto.toFloat(),pincel3)
+                canvas.drawLine(x-(i-x),0f,x-(i-x),alto.toFloat(),pincel3)
+            }
+            canvas.drawLine(0f,alto/2f,ancho.toFloat(),alto/2f,pincel2)
+            canvas.drawLine(ancho/2f,0f,ancho/2f,alto.toFloat(),pincel2)
+            val ar:ArrayList<FloatArray>
+            val pasos:Float
+
+            when(opc){
+                0 -> {
+                    ar = Metodos().Basico(ancho.toFloat(),alto.toFloat(),A,B)
+                    pasos = B[0]-A[0]
+                    for (i in 0..(pasos).toInt()){
+                        canvas.drawPoint(x+((Math.round(ar[0][i]).toFloat()*incremento)),
+                                y-((Math.round(ar[1][i]).toFloat()*incremento)), pincel1)//elimine -(incremento/2f)
+                        // en X y Y para dar soporte a (0,0)
+                    }
+                }
+                1 -> {
+                    ar = Metodos().DDA(ancho.toFloat(),alto.toFloat(),A,B)
+                    if (Math.abs(incrementoX)>Math.abs(incrementoY)) {
+                        pasos = Math.abs(incrementoX)
+                    }
+                    else {
+                        pasos = Math.abs(incrementoY)
+                    }
+                    for (i in 0..(pasos).toInt()){
+                        canvas.drawPoint(x+((Math.round(ar[0][i]).toFloat()*incremento)),
+                                y-((Math.round(ar[1][i]).toFloat()*incremento)), pincel1)//elimine -(incremento/2f)
+                        // en X y Y para dar soporte a (0,0)
+                    }
+
+                }
+                2 -> {
+
+                }
+            }
+
+        }
+    }
+}

app/src/main/java/com/example/uriel/lineas/MainActivity.kt

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+package com.example.uriel.lineas
+
+import android.content.Intent
+import android.support.v7.app.AppCompatActivity
+import android.os.Bundle
+import android.support.v7.app.AlertDialog
+import android.widget.ArrayAdapter
+import android.widget.Toast
+import kotlinx.android.synthetic.main.activity_main.*
+
+class MainActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_main)
+
+        val opciones = arrayListOf<String>("Basico","DDA","Bressenham")
+        val adapter = ArrayAdapter<String>(this,android.R.layout.simple_spinner_item,opciones)
+        spinner2.adapter = adapter
+
+        button2.setOnClickListener {
+            if (x1.text.isNotEmpty()&&x2.text.isNotEmpty()&&y1.text.isNotEmpty()&&y2.text.isNotEmpty()){
+                val valores = arrayListOf<Int>((x1.text).toString().toInt(),(y1.text).toString().toInt()
+                        ,(x2.text).toString().toInt(),(y2.text).toString().toInt(),spinner2.selectedItemPosition)
+                //val extra = Bundle()
+                //extra.putIntegerArrayList("valores",valores)
+                val siguiente = Intent(this,GUICanvas::class.java)//.putExtra("valores",extra)
+                siguiente.putExtra("valores",valores)
+                startActivity(siguiente)
+            }else{
+                val simpleAlert = AlertDialog.Builder(this@MainActivity).create()
+                simpleAlert.setTitle("Error:")
+                simpleAlert.setMessage("No puede dejar espacios vacios")
+
+                simpleAlert.setButton(AlertDialog.BUTTON_POSITIVE, "OK", {
+                    dialogInterface, i ->
+                    Toast.makeText(applicationContext, "Ingresa los valores", Toast.LENGTH_SHORT).show()
+                })
+
+                simpleAlert.show()
+            }
+
+        }
+    }
+}