Add low-pass and high-pass filtering

src/main/java/presenters/DoubleMatrixPresenter.java

@@ -11,7 +11,7 @@ import domain.image.GrayScaleMatrix;
 import domain.image.Image;
 import domain.image.processing.complex.ComplexMatrix;
 import services.ImageService;
-import ui.interfaces.IDoubleMatrix;
+import ui.abstractions.IDoubleMatrix;
 
 import java.io.IOException;
 

src/main/java/presenters/FilteringPresenter.java

@@ -1,21 +1,28 @@
 package presenters;
 
+import app.state.FilteringState;
+import com.google.common.eventbus.Subscribe;
 import com.google.inject.Inject;
+import domain.events.filtering.HighPassChangedEvent;
+import domain.events.filtering.LowPassChangedEvent;
 import domain.image.GrayScaleMatrix;
 import domain.image.Image;
 import services.FilteringService;
 import services.ImageService;
-import ui.implementation.views.FilteringView;
-import ui.interfaces.IFilteringView;
+import ui.abstractions.IFilteringView;
 
 public class FilteringPresenter {
 
+    private final FilteringState state;
     private final ImageService imageService;
     private final FilteringService filteringService;
     private IFilteringView view;
 
     @Inject
-    public FilteringPresenter(ImageService imageService, FilteringService filteringService) {
+    public FilteringPresenter(FilteringState state, ImageService imageService, FilteringService filteringService) {
+        this.state = state;
+        this.state.register(this);
+
         this.imageService = imageService;
         this.filteringService = filteringService;
     }
@@ -24,17 +31,25 @@ public class FilteringPresenter {
         this.view = view;
     }
 
-    public Image computeLowPassFiltering(){
+    public void computeLowPassFiltering(int percentage){
         GrayScaleMatrix matrix = imageService.getGrayScale();
-        return filteringService.lowPassFiltering(matrix);
+        Image image = filteringService.lowPassFiltering(matrix, (double) percentage /100);
+        this.state.setLowPass(image);
     }
 
-    public Image computeHighPassFiltering(){
+    public void computeHighPassFiltering(int percentage){
         GrayScaleMatrix matrix = imageService.getGrayScale();
-        return filteringService.highPassFiltering(matrix);
+        Image image = filteringService.highPassFiltering(matrix, (double) percentage /100);
+        this.state.setHighPass(image);
     }
 
-    public Image getImage(){
-        return imageService.getImage();
+    @Subscribe
+    public void onLowPassUpdate(LowPassChangedEvent event){
+        view.updateLowPassFiltering(event.image());
+    }
+
+    @Subscribe
+    public void onHighPassUpdate(HighPassChangedEvent event){
+        view.updateHighPassFiltering(event.image());
     }
 }

src/main/java/presenters/MainPresenter.java

@@ -9,7 +9,7 @@ import domain.events.ModeChangedEvent;
 import domain.image.Image;
 import services.ImageService;
 import services.ModeService;
-import ui.interfaces.IMainView;
+import ui.abstractions.IMainView;
 
 /**
  * @author Laurent Crema

src/main/java/presenters/NavPresenter.java

@@ -6,7 +6,7 @@ import domain.common.Mode;
 import domain.image.GrayScaleMatrix;
 import services.ImageService;
 import services.ModeService;
-import ui.interfaces.INavBar;
+import ui.abstractions.INavBar;
 
 import java.io.File;
 import java.io.IOException;