Merge branch 'allada-master'

src/shapes/Transformer.js

@@ -1,6 +1,9 @@
 (function(Konva) {
   'use strict';
 
+  var BASE_BOX_WIDTH = 10;
+  var BASE_BOX_HEIGHT = 10;
+
   var ATTR_CHANGE_LIST = [
     'resizeEnabledChange',
     'rotateHandlerOffsetChange'
@@ -46,12 +49,17 @@
     'bottom-right': 135
   };
 
-  function getCursor(anchorName, rad) {
+  function getCursor(anchorName, rad, isMirrored) {
     if (anchorName === 'rotater') {
       return 'crosshair';
     }
 
     rad += Konva.Util._degToRad(ANGLES[anchorName] || 0);
+    // If we are mirrored, we need to mirror the angle (this is not the same as
+    // rotate).
+    if (isMirrored) {
+      rad *= -1;
+    }
     var angle = (Konva.Util._radToDeg(rad) % 360 + 360) % 360;
 
     if (
@@ -130,8 +138,6 @@
     'bottom-right'
   ];
 
-  var warningShowed = false;
-
   Konva.Transformer.prototype = {
     _centroid: false,
     ____init: function(config) {
@@ -148,13 +154,6 @@
       // update transformer data for certain attr changes
       this.on(ATTR_CHANGE_LIST, this.update);
 
-      if (!warningShowed) {
-        Konva.Util.warn(
-          'Konva.Transformer is currently experimental and may have bugs. Please report any issues to GitHub repo.'
-        );
-        warningShowed = true;
-      }
-
       if (this.getNode()) {
         this.update();
       }
@@ -299,10 +298,10 @@
         fill: 'white',
         strokeWidth: 1,
         name: name,
-        width: 10,
-        height: 10,
-        offsetX: 5,
-        offsetY: 5,
+        width: BASE_BOX_WIDTH,
+        height: BASE_BOX_HEIGHT,
+        offsetX: BASE_BOX_WIDTH / 2,
+        offsetY: BASE_BOX_HEIGHT / 2,
         dragDistance: 0
       });
       var self = this;
@@ -334,8 +333,10 @@
         // var dy = -pos.y + center.y;
 
         // var angle = -Math.atan2(-dy, dx) - Math.PI / 2;
-
-        var cursor = getCursor(name, rad);
+        var scale = tr.getNode().getAbsoluteScale();
+        // If scale.y < 0 xor scale.x < 0 we need to flip (not rotate).
+        var isMirrored = scale.y * scale.x < 0;
+        var cursor = getCursor(name, rad, isMirrored);
         anchor.getStage().content.style.cursor = cursor;
         layer.batchDraw();
       });
@@ -648,6 +649,15 @@
     },
     update: function() {
       var attrs = this._getNodeRect();
+      var node = this.getNode();
+      var scale = { x: 1, y: 1 };
+      if (node && node.getParent()) {
+        scale = node.getParent().getAbsoluteScale();
+      }
+      var invertedScale = {
+        x: 1 / scale.x,
+        y: 1 / scale.y
+      };
       var width = attrs.width;
       var height = attrs.height;
 
@@ -658,53 +668,65 @@
       this.findOne('.top-left').setAttrs({
         x: -padding,
         y: -padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('top-left') >= 0
       });
       this.findOne('.top-center').setAttrs({
         x: width / 2,
         y: -padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('top-center') >= 0
       });
       this.findOne('.top-right').setAttrs({
         x: width + padding,
         y: -padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('top-right') >= 0
       });
       this.findOne('.middle-left').setAttrs({
         x: -padding,
         y: height / 2,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('middle-left') >= 0
       });
       this.findOne('.middle-right').setAttrs({
         x: width + padding,
         y: height / 2,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('middle-right') >= 0
       });
       this.findOne('.bottom-left').setAttrs({
         x: -padding,
         y: height + padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('bottom-left') >= 0
       });
       this.findOne('.bottom-center').setAttrs({
         x: width / 2,
         y: height + padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('bottom-center') >= 0
       });
       this.findOne('.bottom-right').setAttrs({
         x: width + padding,
         y: height + padding,
+        scale: invertedScale,
         visible: resizeEnabled && enabledHandlers.indexOf('bottom-right') >= 0
       });
 
+      var scaledRotateHandlerOffset =
+        -this.rotateHandlerOffset() * Math.abs(invertedScale.y);
       this.findOne('.rotater').setAttrs({
         x: width / 2,
-        y: -this.rotateHandlerOffset() * Konva.Util._sign(height),
+        y: scaledRotateHandlerOffset * Konva.Util._sign(height),
+        scale: invertedScale,
         visible: this.rotateEnabled()
       });
 
       this.findOne('.back').setAttrs({
-        width: width,
-        height: height,
+        width: width * scale.x,
+        height: height * scale.y,
+        scale: invertedScale,
         visible: this.lineEnabled()
       });
     },

test/unit/shapes/Transformer-test.js

@@ -997,7 +997,38 @@ suite('Transformer', function() {
       x: 50,
       y: 1
     });
-    assert.equal(stage.content.style.cursor, 'nesw-resize');
+    assert.equal(stage.content.style.cursor, 'nwse-resize');
+  });
+
+  test('check correct cursor on scaled parent', function() {
+    var stage = addStage();
+    var layer = new Konva.Layer({
+      y: 100,
+      scaleY: -1,
+    });
+    stage.add(layer);
+
+    var rect = new Konva.Rect({
+      x: 50,
+      y: 0,
+      draggable: true,
+      width: 100,
+      height: 100,
+      fill: 'yellow'
+    });
+    layer.add(rect);
+
+    var tr = new Konva.Transformer({
+      node: rect
+    });
+    layer.add(tr);
+    layer.draw();
+
+    stage.simulateMouseMove({
+      x: 50,
+      y: 1
+    });
+    assert.equal(stage.content.style.cursor, 'nwse-resize');
   });
 
   test('stopTransform method', function() {
@@ -1133,4 +1164,38 @@ suite('Transformer', function() {
     });
     assert.equal(shape.name(), 'top-left');
   });
+
+  test('check rotator size on scaled transformer', function() {
+    var stage = addStage();
+    var layer = new Konva.Layer({
+      scaleX: 10,
+      scaleY: 10
+    });
+    stage.add(layer);
+
+    var rect = new Konva.Rect({
+      x: 5,
+      y: 16,
+      draggable: true,
+      width: 10,
+      height: 10,
+      fill: 'yellow',
+    });
+    layer.add(rect);
+
+    var tr = new Konva.Transformer({
+      node: rect,
+    });
+    layer.add(tr);
+    layer.draw();
+
+    var rotater = tr.findOne('.rotater');
+    var pos = rotater.getAbsolutePosition();
+
+    // pos.x === (x * scaleX - (height))
+    assert.equal(pos.x, 100);
+
+    // pos.y === (y * scaleY - (height * scaleY / 2))
+    assert.equal(pos.y, 110);
+  });
 });