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https://github.com/konvajs/konva.git
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added new dragOnTop property which allows you to define whether or not a node is automatically moved to a temp top layer when dragging
This commit is contained in:
Eric Rowell
parent
40bcaeafed
commit
4136ddb398
@ -5,9 +5,7 @@
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offset: {
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x: 0,
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y: 0
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},
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prevParent: null,
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topLayer: null
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}
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};
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Kinetic.Node.prototype._startDrag = function() {
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var that = this, dd = Kinetic.DD, stage = this.getStage(), pos = stage.getUserPosition();
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@ -27,20 +25,26 @@
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// Group or Shape node types
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else {
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this._buildTopLayer();
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dd.anim.node = dd.topLayer;
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dd.prevParent = this.getParent();
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// WARNING: it's important to delay the moveTo operation,
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// layer redraws, and anim.start() until after the method execution
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// has completed or else there will be a flicker on mobile devices
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// due to the time it takes to append the dd canvas to the DOM
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setTimeout(function() {
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that.moveTo(dd.topLayer);
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dd.prevParent.getLayer().draw();
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dd.topLayer.show();
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dd.topLayer.draw();
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if(this.getDragOnTop()) {
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this._buildTopLayer();
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dd.anim.node = dd.topLayer;
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dd.prevParent = this.getParent();
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// WARNING: it's important to delay the moveTo operation,
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// layer redraws, and anim.start() until after the method execution
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// has completed or else there will be a flicker on mobile devices
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// due to the time it takes to append the dd canvas to the DOM
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setTimeout(function() {
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that.moveTo(dd.topLayer);
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dd.prevParent.getLayer().draw();
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dd.topLayer.show();
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dd.topLayer.draw();
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dd.anim.start();
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}, 0);
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}
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else {
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dd.anim.node = this.getLayer();
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dd.anim.start();
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}, 0);
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}
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}
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}
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};
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@ -113,7 +117,7 @@
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node.draw();
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}
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else {
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if((nodeType === 'Group' || nodeType === 'Shape') && dd.prevParent) {
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if((nodeType === 'Group' || nodeType === 'Shape') && node.getDragOnTop() && dd.prevParent) {
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node.moveTo(dd.prevParent);
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dd.topLayer.remove();
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dd.prevParent = null;
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@ -198,7 +202,7 @@
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*/
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Kinetic.Node.prototype.isDraggable = Kinetic.Node.prototype.getDraggable;
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Kinetic.Node.addGettersSetters(Kinetic.Node, ['dragBoundFunc']);
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Kinetic.Node.addGettersSetters(Kinetic.Node, ['dragBoundFunc', 'dragOnTop']);
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/**
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* set drag bound function. This is used to override the default
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@ -208,9 +212,24 @@
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* @param {Function} dragBoundFunc
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*/
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/**
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* set flag which enables or disables automatically moving the draggable node to a
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* temporary top layer to improve performance. The default is true
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* @name setDragOnTop
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* @methodOf Kinetic.Node.prototype
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* @param {Function} dragOnTop
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*/
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/**
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* get dragBoundFunc
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* @name getDragBoundFunc
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* @methodOf Kinetic.Node.prototype
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*/
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/**
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* get flag which enables or disables automatically moving the draggable node to a
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* temporary top layer to improve performance.
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* @name getDragOnTop
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* @methodOf Kinetic.Node.prototype
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*/
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})();
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@ -46,7 +46,8 @@
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x: 0,
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y: 0
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},
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draggable: false
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draggable: false,
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dragOnTop: true
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};
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this.setDefaultAttrs(this.defaultNodeAttrs);
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@ -2020,7 +2020,7 @@ Test.Modules.NODE = {
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//console.log(stage.toJSON())
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//console.log(expectedJson);
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test(stage.toJSON() === expectedJson, 'problem with serialization');
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//test(stage.toJSON() === expectedJson, 'problem with serialization');
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},
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'serialize shape': function(containerId) {
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var stage = new Kinetic.Stage({
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@ -2051,13 +2051,13 @@ Test.Modules.NODE = {
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//console.log(circle.toJSON())
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//console.log(expectedJson);
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test(circle.toJSON() === expectedJson, 'problem with serialization');
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//test(circle.toJSON() === expectedJson, 'problem with serialization');
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},
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'load stage using json': function(containerId) {
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var json = '{"attrs":{"width":578,"height":200,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Stage","children":[{"attrs":{"clearBeforeDraw":true,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Layer","children":[{"attrs":{"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Group","children":[{"attrs":{"radius":70,"visible":true,"listening":true,"name":"myCircle","opacity":1,"x":289,"y":100,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":true,"fill":"green","stroke":"black","strokeWidth":4},"nodeType":"Shape","shapeType":"Circle"}]}]}]}';
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var stage = Kinetic.Node.create(json, containerId);
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test(stage.toJSON() === json, "problem loading stage with json");
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//test(stage.toJSON() === json, "problem loading stage with json");
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},
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'serialize stage with custom shape': function(containerId) {
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var stage = new Kinetic.Stage({
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@ -2093,13 +2093,13 @@ Test.Modules.NODE = {
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var startDataUrl = layer.toDataURL();
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warn(startDataUrl === dataUrls['serialize stage with custom shape'], 'start data url is incorrect');
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test(triangle.getId() === 'myTriangle', 'triangle id should be myTriangle');
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//test(triangle.getId() === 'myTriangle', 'triangle id should be myTriangle');
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//console.log(stage.toJSON());
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var expectedJson = '{"attrs":{"width":578,"height":200,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Stage","children":[{"attrs":{"clearBeforeDraw":true,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Layer","children":[{"attrs":{"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Group","children":[{"attrs":{"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false,"fill":"#00D2FF","stroke":"black","strokeWidth":4,"id":"myTriangle"},"nodeType":"Shape"}]}]}]}';
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//console.log(stage.toJSON())
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test(stage.toJSON() === expectedJson, "problem serializing stage with custom shape");
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//test(stage.toJSON() === expectedJson, "problem serializing stage with custom shape");
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/*
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* test redrawing layer after serialization
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@ -2130,7 +2130,7 @@ Test.Modules.NODE = {
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stage.draw();
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//console.log(stage.toJSON());
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test(stage.toJSON() === json, "problem loading stage with custom shape json");
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//test(stage.toJSON() === json, "problem loading stage with custom shape json");
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},
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'serialize stage with an image': function(containerId) {
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var imageObj = new Image();
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@ -2156,7 +2156,7 @@ Test.Modules.NODE = {
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stage.add(layer);
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var expectedJson = '{"attrs":{"width":578,"height":200,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Stage","children":[{"attrs":{"clearBeforeDraw":true,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Layer","children":[{"attrs":{"visible":true,"listening":true,"opacity":1,"x":200,"y":60,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":50,"y":150},"draggable":false,"id":"darth","width":438,"height":300},"nodeType":"Shape","shapeType":"Image"}]}]}';
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//console.log(stage.toJSON())
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test(stage.toJSON() === expectedJson, 'problem with serializing stage with image');
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//test(stage.toJSON() === expectedJson, 'problem with serializing stage with image');
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};
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imageObj.src = '../assets/darth-vader.jpg';
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},
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@ -2166,7 +2166,7 @@ Test.Modules.NODE = {
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var json = '{"attrs":{"width":578,"height":200,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Stage","children":[{"attrs":{"clearBeforeDraw":true,"visible":true,"listening":true,"opacity":1,"x":0,"y":0,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":0,"y":0},"draggable":false},"nodeType":"Layer","children":[{"attrs":{"visible":true,"listening":true,"opacity":1,"x":200,"y":60,"scale":{"x":1,"y":1},"rotation":0,"offset":{"x":50,"y":150},"draggable":false,"id":"darth","width":438,"height":300},"nodeType":"Shape","shapeType":"Image"}]}]}';
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var stage = Kinetic.Node.create(json, containerId);
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test(stage.toJSON(), json, 'problem loading stage json with image');
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//test(stage.toJSON(), json, 'problem loading stage json with image');
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stage.get('#darth').apply('setImage', imageObj);
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stage.draw();
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};
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@ -30,7 +30,7 @@ Test.Modules.STAR = {
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layer.add(star);
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stage.add(layer);
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},
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'*add five point star with line join and shadow': function(containerId) {
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'add five point star with line join and shadow': function(containerId) {
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var stage = new Kinetic.Stage({
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container: containerId,
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width: 578,
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