Gui Endprodukt

src/GUI/IntelliPhotoGui.cpp

@@ -81,7 +81,7 @@ void IntelliPhotoGui::slotCreateNewLayer(){
 		if (ok1&&ok2)
 		{
 				int layer = paintingArea->addLayer(width,height,0,0);
-				paintingArea->slotActivateLayer(layer);
+                UpdateGui();
 		}
 }
 
@@ -95,12 +95,11 @@ void IntelliPhotoGui::slotDeleteLayer(){
 		// Define the standard Value, min, max, step and ok button
 		int layerNumber = QInputDialog::getInt(this, tr("delete Layer"),
 		                                       tr("Number:"),
-		                                       1,0, 500, 1, &ok);
+                                               paintingArea->getNumberOfActiveLayer(),0, 500, 1, &ok);
 		// Create New Layer
         if (ok){
 				paintingArea->deleteLayer(layerNumber);
-                QString string = QString("Active Layer: %1").arg(paintingArea->getNumberOfActiveLayer());
-                ActiveLayerLine->setText(string);
+                UpdateGui();
         }
 }
 
@@ -121,6 +120,7 @@ void IntelliPhotoGui::slotSetActiveAlpha(){
 		if (ok1&&ok2)
 		{
 				paintingArea->setLayerAlpha(layer,alpha);
+                UpdateGui();
 		}
 }
 
@@ -179,6 +179,7 @@ void IntelliPhotoGui::slotClearActiveLayer(){
 		if (ok1&&ok2&&ok3&&ok4)
 		{
 				paintingArea->floodFill(red, green, blue, alpha);
+                UpdateGui();
 		}
 }
 
@@ -195,29 +196,23 @@ void IntelliPhotoGui::slotSetActiveLayer(){
 		if (ok1)
 		{
 				paintingArea->setLayerActive(layer);
-                QString string = QString("Active Layer: %1").arg(paintingArea->getNumberOfActiveLayer());
-                ActiveLayerLine->setText(string);
+                UpdateGui();
 		}
 }
 
 void IntelliPhotoGui::slotSetFirstColor(){
 		paintingArea->colorPickerSetFirstColor();
-        QString string = QString("background-color: %1").arg(paintingArea->colorPicker.getFirstColor().name());
-        FirstColorButton->setStyleSheet(string);
+        UpdateGui();
 }
 
 void IntelliPhotoGui::slotSetSecondColor(){
 		paintingArea->colorPickerSetSecondColor();
-        QString string = QString("background-color: %1").arg(paintingArea->colorPicker.getSecondColor().name());
-        SecondColorButton->setStyleSheet(string);
+        UpdateGui();
 }
 
 void IntelliPhotoGui::slotSwapColor(){
 		paintingArea->colorPickerSwapColors();
-        QString string = QString("background-color: %1").arg(paintingArea->colorPicker.getFirstColor().name());
-        FirstColorButton->setStyleSheet(string);
-        string = QString("background-color: %1").arg(paintingArea->colorPicker.getSecondColor().name());
-        SecondColorButton->setStyleSheet(string);
+        UpdateGui();
 }
 
 void IntelliPhotoGui::slotCreatePenTool(){
@@ -511,6 +506,7 @@ void IntelliPhotoGui::createGui(){
 
 		// create Gui elements
 		paintingArea = new PaintingArea();
+        paintingArea->DumpyGui = this;
 
         p = QPixmap(":/Icons/Buttons/icons/circle-tool.svg");
         CircleButton = new QPushButton();
@@ -602,6 +598,13 @@ void IntelliPhotoGui::createGui(){
         ActiveLayerLine->setText(string);
         ActiveLayerLine->setFixedSize(Buttonsize.width()+10,Buttonsize.height()/3);
 
+        p = p.fromImage(paintingArea->getImageOfActiveLayer()->getImageData());
+
+        ActiveLayerImageButton = new QPushButton();
+        ActiveLayerImageButton->setFixedSize(Buttonsize);
+        ActiveLayerImageButton->setIcon(p);
+        ActiveLayerImageButton->setIconSize(Buttonsize);
+
 		// set gui elements
 
         mainLayout->addWidget(paintingArea,1,1,20,1);
@@ -620,6 +623,7 @@ void IntelliPhotoGui::createGui(){
         mainLayout->addWidget(SecondColorButton,12,3,1,1);
         mainLayout->addWidget(SwitchColorButton,13,2,1,2);
         mainLayout->addWidget(ActiveLayerLine,14,2,1,2);
+        mainLayout->addWidget(ActiveLayerImageButton,15,2,1,2);
 }
 
 void IntelliPhotoGui::setIntelliStyle(){
@@ -686,3 +690,16 @@ bool IntelliPhotoGui::saveFile(const QByteArray &fileFormat){
 void IntelliPhotoGui::setDefaultToolValue(){
     slotEnterPressed();
 }
+
+void IntelliPhotoGui::UpdateGui(){
+    QString string = QString("Active Layer: %1").arg(paintingArea->getNumberOfActiveLayer());
+    ActiveLayerLine->setText(string);
+    p = p.fromImage(paintingArea->getImageOfActiveLayer()->getImageData());
+    ActiveLayerImageButton->setIcon(p);
+    ActiveLayerImageButton->setIconSize(Buttonsize);
+
+    string = QString("background-color: %1").arg(paintingArea->colorPicker.getFirstColor().name());
+    FirstColorButton->setStyleSheet(string);
+    string = QString("background-color: %1").arg(paintingArea->colorPicker.getSecondColor().name());
+    SecondColorButton->setStyleSheet(string);
+}

src/GUI/IntelliPhotoGui.h

@@ -32,6 +32,8 @@ public:
  */
 IntelliPhotoGui();
 
+void UpdateGui();
+
 protected:
 // Function used to close an event
 void closeEvent(QCloseEvent*event) override;
@@ -115,6 +117,7 @@ QPushButton* SecondColorButton;
 QPushButton* SwitchColorButton;
 
 QLabel* ActiveLayerLine;
+QPushButton* ActiveLayerImageButton;
 
 // The menu widgets
 QMenu*saveAsMenu;

src/Image/IntelliImage.cpp

@@ -81,3 +81,7 @@ void IntelliImage::drawPlain(const QColor& color){
 QColor IntelliImage::getPixelColor(QPoint& point){
 		return imageData.pixelColor(point);
 }
+
+QImage IntelliImage::getImageData(){
+    return imageData;
+}

src/Image/IntelliImage.h

@@ -141,6 +141,8 @@ virtual bool loadImage(const QString &filePath);
  * \return The color of the Pixel as QColor.
  */
 virtual QColor getPixelColor(QPoint& point);
+
+QImage getImageData();
 };
 
 #endif

src/Layer/PaintingArea.cpp

@@ -66,14 +66,15 @@ int PaintingArea::addLayer(int width, int height, int widthOffset, int heightOff
 		}
 		newLayer.alpha = 255;
 		this->layerBundle.push_back(newLayer);
-		return static_cast<int>(layerBundle.size())-1;
+        activeLayer = static_cast<int>(layerBundle.size())-1;
+        return activeLayer;
 }
 
 
 void PaintingArea::deleteLayer(int index){
 		if(index<static_cast<int>(layerBundle.size())) {
 				this->layerBundle.erase(layerBundle.begin()+index);
-				if(activeLayer>=index) {
+                if(activeLayer>=index && activeLayer != 0) {
 						activeLayer--;
 				}
 		}
@@ -145,10 +146,12 @@ void PaintingArea::floodFill(int r, int g, int b, int a){
 }
 
 void PaintingArea::movePositionActive(int x, int y){
-        if(Tool->getIsDrawing()){
-            IntelliTool* temp = copyActiveTool();
-            delete this->Tool;
-            this->Tool = temp;
+        if(Tool!=nullptr){
+            if(Tool->getIsDrawing()){
+                IntelliTool* temp = copyActiveTool();
+                delete this->Tool;
+                this->Tool = temp;
+            }
         }
         layerBundle[static_cast<size_t>(activeLayer)].widthOffset += x;
 		layerBundle[static_cast<size_t>(activeLayer)].heightOffset += y;
@@ -168,10 +171,12 @@ void PaintingArea::moveActiveLayer(int idx){
 }
 
 void PaintingArea::slotActivateLayer(int a){
-        if(Tool->getIsDrawing()){
-            IntelliTool* temp = copyActiveTool();
-            delete this->Tool;
-            this->Tool = temp;
+        if(Tool != nullptr){
+            if(Tool->getIsDrawing()){
+                IntelliTool* temp = copyActiveTool();
+                delete this->Tool;
+                this->Tool = temp;
+            }
         }
 		if(a>=0 && a < static_cast<int>(layerBundle.size())) {
 				this->setLayerActive(a);
@@ -395,3 +400,7 @@ IntelliTool* PaintingArea::copyActiveTool(){
 int PaintingArea::getNumberOfActiveLayer(){
     return activeLayer;
 }
+
+IntelliImage* PaintingArea::getImageOfActiveLayer(){
+    return layerBundle[activeLayer].image;
+}

src/Layer/PaintingArea.h

@@ -7,6 +7,7 @@
 #include <QPoint>
 #include <QWidget>
 #include <QList>
+#include "GUI/IntelliPhotoGui.h"
 #include "Image/IntelliImage.h"
 #include "Image/IntelliRasterImage.h"
 #include "Image/IntelliShapedImage.h"
@@ -40,6 +41,7 @@ class PaintingArea : public QWidget
     // QObjects handle events
     Q_OBJECT
     friend IntelliTool;
+    friend IntelliPhotoGui;
 public:
     /*!
      * \brief PaintingArea is the constructor of the PaintingArea class, which initiates the working environment
@@ -167,6 +169,8 @@ public:
 
     int getNumberOfActiveLayer();
 
+    IntelliImage* getImageOfActiveLayer();
+
     IntelliToolsettings Toolsettings;
     IntelliColorPicker colorPicker;
 
@@ -207,6 +211,7 @@ private:
 
     IntelliRenderSettings renderSettings;
     IntelliTool* Tool;
+    IntelliPhotoGui* DumpyGui;
 
     std::vector<LayerObject> layerBundle;
     int activeLayer=-1;

src/Tool/IntelliTool.cpp

@@ -74,6 +74,7 @@ void IntelliTool::mergeToolLayer(){
 						activeLayer->image->imageData.setPixelColor(x, y, clr_0);
 				}
 		}
+        Area->DumpyGui->UpdateGui();
 }
 
 void IntelliTool::deleteToolLayer(){