Changeset 17181 in osm for applications/editors/josm/plugins/cadastre-fr/src/cadastre_fr/MenuActionGrabPlanImage.java

Timestamp:

2009-08-19T22:54:02+02:00 (16 years ago)

Author:

pieren

Message:

better handling of dialogs cancellations

File:

• applications/editors/josm/plugins/cadastre-fr/src/cadastre_fr/MenuActionGrabPlanImage.java (modified) (4 diffs)

applications/editors/josm/plugins/cadastre-fr/src/cadastre_fr/MenuActionGrabPlanImage.java

@@ -81 +81 @@
                         tr("To enable the cadastre WMS plugin, change\n"
                          + "the current projection to one of the cadastre\n"
-                         + "projection and retry"));
+                         + "projections and retry"));
             }
         }
@@ -91 +91 @@
         if (wmsLayer.images.size() == 1 && !loadedFromCache) {
             Main.map.mapView.addMouseListener(this);
-            mousePrevious.setLocation(0, 0);
-            mode = cGetCorners;
-            JOptionPane.showMessageDialog(Main.parent,tr("Click first corner for image cropping\n"+
-                    "(two points required)"));
-        } else // action cancelled or image loaded from cache (and already georeferenced)
+            if (Main.pref.getBoolean("cadastrewms.noImageCropping", false) == false)
+                startCropping();
+            else
+                startGeoreferencing();
+        } else // action cancelled or image loaded from cache (and already georeferenced)
             Main.map.repaint();
     }
@@ -114 +114 @@
             if (countMouseClicked == 1) {
                 ea1 = ea;
-                JOptionPane.showMessageDialog(Main.parent,tr("Click second corner for image cropping"));
+                continueCropping();
             }
             if (countMouseClicked == 2) {
                 wmsLayer.cropImage(ea1, ea);
                 Main.map.mapView.repaint();
-                countMouseClicked = 0;
-                mode = cGetLambertCrosspieces;
-                JOptionPane.showMessageDialog(Main.parent,tr("Click first Lambert crosspiece for georeferencing\n"+
-                    "(two points required)"));
+                startGeoreferencing();
             }
         } else if (mode == cGetLambertCrosspieces) {
             if (countMouseClicked == 1) {
                 ea1 = ea; 
-                georefpoint1 = inputLambertPosition();
-                if (georefpoint1 == null)
-                    return;
-                JOptionPane.showMessageDialog(Main.parent,tr("Click second Lambert crosspiece for georeferencing\n"));
+                if (inputLambertPosition())
+                    continueGeoreferencing();
             }
             if (countMouseClicked == 2) {
-                Main.map.mapView.removeMouseListener(this);
-                georefpoint2 = inputLambertPosition();
-                if (georefpoint2 == null)
-                    return;
-                affineTransform(ea1, ea, georefpoint1, georefpoint2);
-                wmsLayer.saveNewCache();
-                Main.map.mapView.repaint();
-                actionCompleted();
+                if (inputLambertPosition()) {
+                    Main.map.mapView.removeMouseListener(this);
+                    affineTransform(ea1, ea, georefpoint1, georefpoint2);
+                    wmsLayer.saveNewCache();
+                    Main.map.mapView.repaint();
+                    actionCompleted();
+                }
             }
         }
     }
     
-    private EastNorth inputLambertPosition() {
+    /**
+     * 
+     * @return false if all operations are canceled
+     */
+    private boolean startCropping() {
+            mode = cGetCorners;
+            countMouseClicked = 0;
+                Object[] options = { "OK", "Cancel" };
+                int ret = JOptionPane.showOptionDialog( null, 
+                                tr("Click first corner for image cropping\n(two points required)"),
+                                tr("Image cropping"),
+                        JOptionPane.DEFAULT_OPTION, JOptionPane.INFORMATION_MESSAGE,
+                        null, options, options[0]);
+            if (ret == JOptionPane.OK_OPTION) {
+                mousePrevious.setLocation(0, 0);
+            } else
+                if (canceledOrRestartCurrAction("image cropping"))
+                        return startCropping();
+            return true;
+    }
+    
+    /**
+     * 
+     * @return false if all operations are canceled
+     */
+    private boolean continueCropping() {
+                Object[] options = { "OK", "Cancel" };
+                int ret = JOptionPane.showOptionDialog( null, 
+                                tr("Click second corner for image cropping"),
+                                tr("Image cropping"),
+                        JOptionPane.DEFAULT_OPTION, JOptionPane.INFORMATION_MESSAGE,
+                        null, options, options[0]);
+            if (ret != JOptionPane.OK_OPTION) {
+                if (canceledOrRestartCurrAction("image cropping"))
+                        return startCropping();
+            }
+            return true;
+    }
+    
+    /**
+     * 
+     * @return false if all operations are canceled
+     */
+    private boolean startGeoreferencing() {
+            countMouseClicked = 0;
+            mode = cGetLambertCrosspieces;
+                Object[] options = { "OK", "Cancel" };
+                int ret = JOptionPane.showOptionDialog( null, 
+                                tr("Click first Lambert crosspiece for georeferencing\n(two points required)"),
+                                tr("Image georeferencing"),
+                        JOptionPane.DEFAULT_OPTION, JOptionPane.INFORMATION_MESSAGE,
+                        null, options, options[0]);
+            if (ret == JOptionPane.OK_OPTION) {
+                mousePrevious.setLocation(0, 0);
+            } else
+                if (canceledOrRestartCurrAction("georeferencing"))
+                        return startGeoreferencing();
+            return true;
+    }
+
+    /**
+     * 
+     * @return false if all operations are canceled
+     */
+    private boolean continueGeoreferencing() {
+                Object[] options = { "OK", "Cancel" };
+                int ret = JOptionPane.showOptionDialog( null, 
+                                tr("Click second Lambert crosspiece for georeferencing"),
+                                tr("Image georeferencing"),
+                        JOptionPane.DEFAULT_OPTION, JOptionPane.INFORMATION_MESSAGE,
+                        null, options, options[0]);
+            if (ret != JOptionPane.OK_OPTION) {
+                if (canceledOrRestartCurrAction("georeferencing"))
+                        return startGeoreferencing();
+            }
+            return true;
+    }
+    
+    /**
+     * 
+     * @return false if all operations are canceled
+     */
+    private boolean canceledOrRestartCurrAction(String action) {
+        Object[] options = { "Cancel", "Retry" };
+        int selectedValue = JOptionPane.showOptionDialog( null, 
+                        tr("Do you want to cancel completely\n"+
+                                        "or just retry "+action+" ?"), "",
+                        JOptionPane.DEFAULT_OPTION, JOptionPane.WARNING_MESSAGE,
+                        null, options, options[0]);
+        if (selectedValue == 0) { // "Cancel"
+                // remove layer
+                Main.map.mapView.removeLayer(wmsLayer);
+            wmsLayer = null;
+            Main.map.mapView.removeMouseListener(this);
+                return false;
+        } else
+            countMouseClicked = 0;
+        return true;
+    }
+    
+    private boolean inputLambertPosition() {
         JLabel labelEnterPosition = new JLabel(tr("Enter cadastre east,north position"));
         JLabel labelWarning = new JLabel(tr("(Warning: verify north with arrow !!)"));
@@ -160 +254 @@
         p.add(inputNorth, GBC.eol().fill(GBC.HORIZONTAL).insets(10, 5, 0, 5));
         JOptionPane pane = new JOptionPane(p, JOptionPane.INFORMATION_MESSAGE, JOptionPane.OK_CANCEL_OPTION, null);
-        pane.createDialog(Main.parent, tr("Set Lambert coordinate")).setVisible(true);
-        if (!Integer.valueOf(JOptionPane.OK_OPTION).equals(pane.getValue()))
-            return null;
-        if (inputEast.getText().length() == 0 || inputNorth.getText().length() == 0)
-            return null;
-        try {
-            double e = Double.parseDouble(inputEast.getText());
-            double n = Double.parseDouble(inputNorth.getText());
-            return new EastNorth(e, n);
-        } catch (NumberFormatException e) {
-            return null;
-        }        
+        String number;
+        if (countMouseClicked == 1) number = "first";
+        else number = "second";
+        pane.createDialog(Main.parent, tr("Set "+number+" Lambert coordinate")).setVisible(true);
+        if (!Integer.valueOf(JOptionPane.OK_OPTION).equals(pane.getValue())) {
+            if (canceledOrRestartCurrAction("georeferencing"))
+                startGeoreferencing();
+            return false;
+        }
+        if (inputEast.getText().length() != 0 && inputNorth.getText().length() != 0) {
+            try {
+                double e = Double.parseDouble(inputEast.getText());
+                double n = Double.parseDouble(inputNorth.getText());
+                if (countMouseClicked == 1)
+                    georefpoint1 = new EastNorth(e, n);
+                else
+                    georefpoint2 = new EastNorth(e, n);
+                return true;
+            } catch (NumberFormatException e) {
+                return false;
+            }
+        }
+        return false;
     }