nach Tut 5

CMakeLists.txt

@@ -20,6 +20,8 @@ set(PROJECT_SOURCES
         MyRect.cpp
         bullet.h
         bullet.cpp
+        enemy.h
+        enemy.cpp
 
 )
 

CMakeLists.txt.user

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 8.0.1, 2022-10-02T20:20:20. -->
+<!-- Written by QtCreator 8.0.1, 2022-10-03T16:54:03. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
-  <value type="QByteArray">{e6ee6a48-b810-4fb5-bc4f-5e4838e40a27}</value>
+  <value type="QByteArray">{a3fb5f65-3126-4f75-bf07-1a91899fc9d6}</value>
  </data>
  <data>
   <variable>ProjectExplorer.Project.ActiveTarget</variable>
@@ -56,6 +56,32 @@
    <value type="bool" key="EditorConfiguration.skipTrailingWhitespace">true</value>
   </valuemap>
  </data>
+ <data>
+  <variable>ProjectExplorer.Project.PluginSettings</variable>
+  <valuemap type="QVariantMap">
+   <valuemap type="QVariantMap" key="AutoTest.ActiveFrameworks">
+    <value type="bool" key="AutoTest.Framework.Boost">true</value>
+    <value type="bool" key="AutoTest.Framework.CTest">false</value>
+    <value type="bool" key="AutoTest.Framework.Catch">true</value>
+    <value type="bool" key="AutoTest.Framework.GTest">true</value>
+    <value type="bool" key="AutoTest.Framework.QtQuickTest">true</value>
+    <value type="bool" key="AutoTest.Framework.QtTest">true</value>
+   </valuemap>
+   <valuemap type="QVariantMap" key="AutoTest.CheckStates"/>
+   <value type="int" key="AutoTest.RunAfterBuild">0</value>
+   <value type="bool" key="AutoTest.UseGlobal">true</value>
+   <valuemap type="QVariantMap" key="ClangTools">
+    <value type="bool" key="ClangTools.AnalyzeOpenFiles">true</value>
+    <value type="bool" key="ClangTools.BuildBeforeAnalysis">true</value>
+    <value type="QString" key="ClangTools.DiagnosticConfig">Builtin.DefaultTidyAndClazy</value>
+    <value type="int" key="ClangTools.ParallelJobs">6</value>
+    <valuelist type="QVariantList" key="ClangTools.SelectedDirs"/>
+    <valuelist type="QVariantList" key="ClangTools.SelectedFiles"/>
+    <valuelist type="QVariantList" key="ClangTools.SuppressedDiagnostics"/>
+    <value type="bool" key="ClangTools.UseGlobalSettings">true</value>
+   </valuemap>
+  </valuemap>
+ </data>
  <data>
   <variable>ProjectExplorer.Project.Target.0</variable>
   <valuemap type="QVariantMap">
@@ -76,7 +102,6 @@
 -DCMAKE_C_COMPILER:FILEPATH=%{Compiler:Executable:C}
 -DCMAKE_CXX_COMPILER:FILEPATH=%{Compiler:Executable:Cxx}
 -DCMAKE_CXX_FLAGS_INIT:STRING=%{Qt:QML_DEBUG_FLAG}</value>
-    <value type="int" key="EnableQmlDebugging">0</value>
     <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">/home/sparg/programming/qt/build-GameTut-Desktop_Qt_6_4_0_GCC_64bit-Debug</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
@@ -84,11 +109,12 @@
        <value type="QString">all</value>
       </valuelist>
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
+      <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Erstellen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
     </valuemap>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
@@ -97,11 +123,12 @@
        <value type="QString">clean</value>
       </valuelist>
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
+      <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Bereinigen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Bereinigen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
@@ -132,8 +159,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Erstellen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
     </valuemap>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
@@ -145,8 +172,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Bereinigen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Bereinigen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
@@ -177,8 +204,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Erstellen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
     </valuemap>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
@@ -190,8 +217,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Bereinigen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Bereinigen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
@@ -223,8 +250,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Erstellen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
     </valuemap>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
@@ -236,8 +263,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Bereinigen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Bereinigen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
@@ -268,8 +295,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Erstellen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Build</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Erstellen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
     </valuemap>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
@@ -281,8 +308,8 @@
       <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">CMakeProjectManager.MakeStep</value>
      </valuemap>
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Bereinigen</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Clean</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Bereinigen</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
@@ -297,8 +324,8 @@
    <valuemap type="QVariantMap" key="ProjectExplorer.Target.DeployConfiguration.0">
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <value type="qlonglong" key="ProjectExplorer.BuildStepList.StepsCount">0</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Deploy</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Deployment</value>
-     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Deploy</value>
+     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Deployment</value>
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Deploy</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">1</value>

MyRect.cpp

@@ -4,30 +4,28 @@
 #include "bullet.h"
 #include "qgraphicsscene.h"
 #include <QDebug>
+#include "enemy.h"
 
 void MyRect::keyPressEvent(QKeyEvent *event)
 {
     if (event->key() == Qt::Key_Left) {
+        if (pos().x() >0)
             setPos(x() -10, y());
     }
 
     else if( event->key() == Qt::Key_Right ) {
+        if (pos().x() + 100 < 800)
             setPos(x() +10, y());
     }
 
-    else if( event->key() == Qt::Key_Up ) {
-        setPos(x(), y() -10);
-    }
-
-    else if(event->key() == Qt::Key_Down) {
-        setPos(x(), y() +10);
-    }
-
     else if(event->key() == Qt::Key_Space) {
         Bullet* bullet = new Bullet();
         bullet->setPos(x(),y());
         scene()->addItem(bullet);
-
-
     }
 }
+
+void MyRect::spawn(){
+    Enemy* enemy = new Enemy();
+    scene()->addItem(enemy);
+}

MyRect.h

@@ -2,10 +2,14 @@
 #define MYRECT_H
 
 #include <QGraphicsRectItem>
+#include <QObject>
 
-class MyRect: public QGraphicsRectItem {
+class MyRect: public QObject, public QGraphicsRectItem {
+    Q_OBJECT
 public:
     void keyPressEvent(QKeyEvent* event);
+public slots:
+    void spawn();
 };
 
 #endif // MYRECT_H

bullet.cpp

@@ -1,5 +1,9 @@
 #include "bullet.h"
 #include <QTimer>
+#include <QGraphicsScene>
+#include <QList>
+#include "enemy.h"
+
 
 Bullet::Bullet()
 {
@@ -9,7 +13,22 @@ Bullet::Bullet()
     timer->start(50);
 }
 
-void Bullet::move()
+void Bullet::move(){
-{
+    // if bullet collides with enemy, destroy both
+    QList<QGraphicsItem *> colliding_items = collidingItems();
+    for (int i = 0, n = colliding_items.size(); i < n; i++) {
+        if (typeid(*(colliding_items[i])) == typeid(Enemy)) {
+            scene()->removeItem(colliding_items[i]);
+            scene()->removeItem(this);
+            delete colliding_items[i];
+            delete this;
+            return;
+        }
+    }
     this->setPos(x(), y()-10);
+    if(pos().y() + rect().height() < 0) {
+        scene()->removeItem(this);
+        delete this;
+        qDebug() << "bullet deleted";
+    }
 }

enemy.cpp

@@ -0,0 +1,27 @@
+#include "enemy.h"
+#include <QTimer>
+#include <QGraphicsScene>
+#include <stdlib.h>
+
+Enemy::Enemy()
+{
+    int random_number = rand() % 700;
+    setPos(random_number,0);
+    setRect(0,0,100,100);
+    QTimer* timer = new QTimer();
+    connect(timer, SIGNAL(timeout()), this, SLOT(move()));
+    timer->start(50);
+}
+
+
+void Enemy::move()
+{
+    this->setPos(x(), y()+5);
+    if(pos().y() + rect().height() < 0) {
+        scene()->removeItem(this);
+        delete this;
+        qDebug() << "bullet deleted";
+    }
+}
+
+

enemy.h

@@ -0,0 +1,15 @@
+#ifndef ENEMY_H
+#define ENEMY_H
+#include <QGraphicsRectItem>
+#include <QObject>
+
+
+class Enemy : public QObject, public QGraphicsRectItem {
+    Q_OBJECT
+public:
+    Enemy();
+public slots:
+    void move();
+};
+
+#endif // ENEMY_H

main.cpp

@@ -2,21 +2,30 @@
 #include <QGraphicsView>
 #include <QGraphicsScene>
 #include "MyRect.h"
+#include <QTimer>
 
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
 
-    MyRect* rect = new MyRect();
+    MyRect* player = new MyRect();
-    rect->setRect(0,0,100,100);
+    player->setRect(0,0,100,100);
-    rect->setFlag(QGraphicsItem::ItemIsFocusable);
+    player->setFlag(QGraphicsItem::ItemIsFocusable);
-    rect->setFocus();
+    player->setFocus();
     QGraphicsScene* scene = new QGraphicsScene();
-    scene->addItem(rect);
+    scene->addItem(player);
 
     QGraphicsView* view = new QGraphicsView(scene);
 
     view->show();
+    view->setFixedSize(800,600);
+    scene->setSceneRect(0,0,800,600);
+    player->setPos(view->width()/2, view->height() - player->rect().height());
+
+    // spawn enemies
+    QTimer* timer = new QTimer();
+    QObject::connect(timer, SIGNAL(timeout()), player, SLOT(spawn()));
+    timer->start(2000);
 
     return a.exec();
 }