New example
This commit is contained in:
Tony Garnock-Jones
parent
86b82b57cb
commit
c6ea8f2be8
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all: index.expanded.js
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%.expanded.js: %.js
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../../bin/syndicatec $< > $@ || (rm -f $@; false)
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clean:
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rm -f *.expanded.js
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"use strict";
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var G = new Syndicate.Ground(function () {
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var shiftClicked = Syndicate.Struct.makeConstructor("shiftClicked", ["fragmentId"]);
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Syndicate.UI.spawnUIDriver();
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Syndicate.Actor.spawnActor(function() { Syndicate.Actor.Facet.build(function () { {
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var uiRoot = new Syndicate.UI.Anchor();
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Syndicate.Actor.Facet.current.addAssertion((function() { var _ = Syndicate.__; return Syndicate.Patch.assert(uiRoot.html('#place', '<svg id="svgroot" width="100%" height="100%"/>'), 0); }));
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Syndicate.Actor.spawnActor(function() { Syndicate.Actor.Facet.build(function () { {
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var ui = new Syndicate.UI.Anchor();
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Syndicate.Actor.Facet.current.addAssertion((function() { var _ = Syndicate.__; return Syndicate.Patch.assert(ui.html('#svgroot',
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'<rect id="underlay" x="0" y="0" width="100%" height="100%" fill="grey"/>',
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-1), 0); }));
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, false, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(ui.event('.', 'click', _), 0); }), (function() { var _ = Syndicate.__; return { assertion: ui.event('.', 'click', (Syndicate._$("e"))), metalevel: 0 }; }), (function(e) {
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var svg = document.getElementById('svgroot');
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var pt = svg.createSVGPoint();
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pt.x = e.clientX;
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pt.y = e.clientY;
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pt = pt.matrixTransform(svg.getScreenCTM().inverse());
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spawnRectangle(pt.x, pt.y);
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}));
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} }); });
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Syndicate.Actor.spawnActor(function() { Syndicate.Actor.Facet.build(function () { {
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Syndicate.Actor.declareField(this, "x", 50);
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Syndicate.Actor.declareField(this, "y", 50);
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var ui = new Syndicate.UI.Anchor();
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Syndicate.Actor.Facet.current.addAssertion((function() { var _ = Syndicate.__; return Syndicate.Patch.assert(ui.html('#svgroot',
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'<circle fill="green" r=45 cx="'+this.x+'" cy="'+this.y+'"/>',
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0), 0); }));
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draggableMixin(this, ui);
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} }); });
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///////////////////////////////////////////////////////////////////////////
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function spawnRectangle(x0, y0) {
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var length = 90;
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Syndicate.Actor.spawnActor(function() { Syndicate.Actor.Facet.build(function () { {
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Syndicate.Actor.declareField(this, "x", x0 - length / 2);
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Syndicate.Actor.declareField(this, "y", y0 - length / 2);
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var ui = new Syndicate.UI.Anchor();
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Syndicate.Actor.Facet.current.addAssertion((function() { var _ = Syndicate.__; return Syndicate.Patch.assert(ui.html('#svgroot',
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'<rect fill="yellow" stroke="black" stroke-width="3" width="90" height="90"'+
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' x="'+this.x+'" y="'+this.y+'"/>',
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0), 0); }));
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draggableMixin(this, ui);
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, false, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(ui.event('.', 'mousedown', _), 0); }), (function() { var _ = Syndicate.__; return { assertion: ui.event('.', 'mousedown', (Syndicate._$("e"))), metalevel: 0 }; }), (function(e) {
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if (e.shiftKey) { Syndicate.Dataspace.send(shiftClicked(ui.fragmentId)); }
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}));
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, true, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(shiftClicked(ui.fragmentId), 0); }), (function() { var _ = Syndicate.__; return { assertion: shiftClicked(ui.fragmentId), metalevel: 0 }; }), (function() {}));
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} }); });
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}
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function draggableMixin(obj, ui) {
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idle();
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function idle() {
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(function () { Syndicate.Actor.Facet.build(function () { {
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, true, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(ui.event('.', 'mousedown', _), 0); }), (function() { var _ = Syndicate.__; return { assertion: ui.event('.', 'mousedown', (Syndicate._$("e"))), metalevel: 0 }; }), (function(e) {
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dragging(e.clientX - obj.x, e.clientY - obj.y);
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}));
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} }); }).call(this);
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}
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function dragging(dx, dy) {
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(function () { Syndicate.Actor.Facet.build(function () { {
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, false, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(uiRoot.event('.', 'mousemove', _), 0); }), (function() { var _ = Syndicate.__; return { assertion: uiRoot.event('.', 'mousemove', (Syndicate._$("e"))), metalevel: 0 }; }), (function(e) {
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obj.x = e.clientX - dx;
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obj.y = e.clientY - dy;
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}));
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Syndicate.Actor.Facet.current.onEvent(Syndicate.Actor.PRIORITY_NORMAL, true, "message", (function() { var _ = Syndicate.__; return Syndicate.Patch.sub(uiRoot.event('.', 'mouseup', _), 0); }), (function() { var _ = Syndicate.__; return { assertion: uiRoot.event('.', 'mouseup', _), metalevel: 0 }; }), (function() {
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idle();
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}));
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} }); }).call(this);
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}
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}
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} }); });
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}).startStepping();
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<!doctype html>
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<html>
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<head>
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<title>Syndicate: Mixin</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<script src="../../dist/syndicate.min.js"></script>
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<style>
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#place {
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position: absolute;
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top: 0;
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left: 0;
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z-index: -1;
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width: 100%;
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height: 100%;
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line-height: 0;
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}
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#instructions {
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float: right;
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background: rgba(255,255,255,0.5);
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padding: 1rem;
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max-width: 24rem;
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}
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#instructions h1, #instructions p {
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margin: 0.2rem;
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}
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</style>
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</head>
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<body>
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<div id="instructions">
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<h1>Mixin example</h1>
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<p>Source code: <a href="index.js">index.js</a></p>
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<p>Drag shapes. Click for rectangles. Shift-click to delete a rectangle.</p>
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</div>
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<div id="place"></div>
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<script src="index.expanded.js"></script>
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</body>
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</html>
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@ -0,0 +1,80 @@
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ground dataspace G {
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message type shiftClicked(fragmentId);
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Syndicate.UI.spawnUIDriver();
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spawn {
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var uiRoot = new Syndicate.UI.Anchor();
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assert uiRoot.html('#place', '<svg id="svgroot" width="100%" height="100%"/>');
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spawn {
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var ui = new Syndicate.UI.Anchor();
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assert ui.html('#svgroot',
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'<rect id="underlay" x="0" y="0" width="100%" height="100%" fill="grey"/>',
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-1);
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on message ui.event('.', 'click', $e) {
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var svg = document.getElementById('svgroot');
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var pt = svg.createSVGPoint();
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pt.x = e.clientX;
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pt.y = e.clientY;
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pt = pt.matrixTransform(svg.getScreenCTM().inverse());
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spawnRectangle(pt.x, pt.y);
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}
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}
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spawn {
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field this.x = 50;
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field this.y = 50;
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var ui = new Syndicate.UI.Anchor();
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assert ui.html('#svgroot',
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'<circle fill="green" r=45 cx="'+this.x+'" cy="'+this.y+'"/>',
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0);
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draggableMixin(this, ui);
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}
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///////////////////////////////////////////////////////////////////////////
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function spawnRectangle(x0, y0) {
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var length = 90;
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spawn {
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field this.x = x0 - length / 2;
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field this.y = y0 - length / 2;
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var ui = new Syndicate.UI.Anchor();
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assert ui.html('#svgroot',
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'<rect fill="yellow" stroke="black" stroke-width="3" width="90" height="90"'+
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' x="'+this.x+'" y="'+this.y+'"/>',
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0);
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draggableMixin(this, ui);
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on message ui.event('.', 'mousedown', $e) {
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if (e.shiftKey) { :: shiftClicked(ui.fragmentId); }
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}
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stop on message shiftClicked(ui.fragmentId);
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}
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}
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function draggableMixin(obj, ui) {
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idle();
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function idle() {
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react {
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stop on message ui.event('.', 'mousedown', $e) {
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dragging(e.clientX - obj.x, e.clientY - obj.y);
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}
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}
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}
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function dragging(dx, dy) {
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react {
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on message uiRoot.event('.', 'mousemove', $e) {
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obj.x = e.clientX - dx;
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obj.y = e.clientY - dy;
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}
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stop on message uiRoot.event('.', 'mouseup', _) {
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idle();
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}
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}
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}
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}
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}
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}
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