Recht unschöne Modularität der Tools

src/Painting/Tool/IntelliTool.cpp

@@ -0,0 +1,74 @@
+#include"IntelliTool.h"
+#include"Layer/PaintingArea.h"
+
+IntelliTool::IntelliTool(PaintingArea* Area){
+    this->Area=Area;
+}
+
+
+IntelliTool::~IntelliTool(){
+
+}
+
+
+void IntelliTool::onMouseRightPressed(int x, int y){
+    this->drawing=true;
+    //create drawing layer
+    this->createToolLayer();
+}
+
+void IntelliTool::onMouseRightReleased(int x, int y){
+    if(drawing){
+        drawing=false;
+        this->mergeToolLayer();
+        this->deleteToolLayer();
+    }
+}
+
+void IntelliTool::onMouseLeftPressed(int x, int y){
+    if(drawing){
+        drawing=false;
+        this->deleteToolLayer();
+    }
+}
+
+void IntelliTool::onMouseLeftReleased(int x, int y){
+    //optional for tool
+}
+
+void IntelliTool::onMouseMoved(int x, int y){
+    //optional for tool
+}
+
+void IntelliTool::createToolLayer(){
+    Area->createTempLayerAfter(Area->activeLayer);
+    this->Active=&Area->layerBundle[Area->activeLayer];
+    this->Canvas=&Area->layerBundle[Area->activeLayer+1];
+}
+
+void IntelliTool::mergeToolLayer(){
+    QColor clr_0;
+    QColor clr_1;
+    for(int y=0; y<Active->hight; y++){
+        for(int x=0; x<Active->width; x++){
+            clr_0=Active->image->imageData.pixelColor(x,y);
+            clr_1=Canvas->image->imageData.pixelColor(x,y);
+            float t = static_cast<float>(clr_1.alpha())/255.f;
+            int r =static_cast<int>(static_cast<float>(clr_1.red())*(t)+static_cast<float>(clr_0.red())*(1.f-t)+0.5f);
+            int g =static_cast<int>(static_cast<float>(clr_1.green())*(t)+static_cast<float>(clr_0.green())*(1.f-t)+0.5f);
+            int b =static_cast<int>(static_cast<float>(clr_1.blue())*(t)+static_cast<float>(clr_0.blue()*(1.f-t))+0.5f);
+            int a =std::min(clr_0.alpha()+clr_1.alpha(), 255);
+            clr_0.setRed(r);
+            clr_0.setGreen(g);
+            clr_0.setBlue(b);
+            clr_0.setAlpha(a);
+
+            Active->image->imageData.setPixelColor(x, y, clr_0);
+        }
+    }
+}
+
+void IntelliTool::deleteToolLayer(){
+    Area->deleteLayer(Area->activeLayer+1);
+    this->Canvas=nullptr;
+}