diff -r 000000000000 -r 7f8907368bd5 web/lib/metadataplayer/Arrow.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/web/lib/metadataplayer/Arrow.js Fri Oct 18 17:54:44 2013 +0200 @@ -0,0 +1,88 @@ +IriSP.Widgets.Arrow = function(player, config) { + IriSP.Widgets.Widget.call(this, player, config); + this.current_pilot_widget = this.pilot_widget +}; + +IriSP.Widgets.Arrow.prototype = new IriSP.Widgets.Widget(); + +IriSP.Widgets.Arrow.prototype.defaults = { + arrow_height : 12, + arrow_width : 20, + base_height : 0, + base_curve : 0, + fill_url: IriSP.widgetsDir + '/img/pinstripe.png', + fill_color: "#ffffff", //Gradients can be used, e.g. "90-#000-#fff" for vertical white-to-black + stroke_color: "#b7b7b7", + stroke_width: 1.5, + animation_speed: 20 +}; + +IriSP.Widgets.Arrow.prototype.draw = function() { + this.height = this.arrow_height + this.base_height; + this.$.addClass("Ldt-Arrow").css({ + height: (1+this.height) + "px", + "margin-top": "1px", + overflow: "hidden" + }); + this.paper = new Raphael(this.container, this.width, 1+this.height ); + window.myArrow = this; + this.svgArrow = this.paper.path('M0,' + this.height + 'L' + this.width + ',' + this.height); + this.svgArrow.attr({ + stroke: this.stroke_color, + "stroke-width": this.stroke_width, + fill: this.fill_url ? ( 'url(' + this.fill_url + ')' ) : this.fill_color + }); + this.moveToX(0); +}; + +IriSP.Widgets.Arrow.prototype.drawAt = function(_x) { + _x = Math.max(0, Math.min(_x, this.width)); + var _d = 'M0,' + this.height + + 'L0,' + Math.min( this.height, this.arrow_height + this.base_curve) + + 'Q0,' + this.arrow_height + + ' ' + Math.max(0, Math.min(this.base_curve, _x - this.arrow_width / 2)) + ',' + this.arrow_height + + 'L' + Math.max(0, _x - this.arrow_width / 2) + ',' + this.arrow_height + + 'L' + Math.max(0, _x - this.arrow_width / 2) + ',' + Math.min(this.arrow_height, 2 * this.arrow_height * _x / this.arrow_width) + + 'L' + _x + ',0' + + 'L' + Math.min(this.width, _x + this.arrow_width / 2) + ',' + Math.min(this.arrow_height, 2 * this.arrow_height * ( this.width - _x ) / this.arrow_width) + + 'L' + Math.min(this.width, _x + this.arrow_width / 2) + ',' + this.arrow_height + + 'L' + Math.min(this.width, Math.max(this.width - this.base_curve, _x + this.arrow_width / 2)) + ',' + this.arrow_height + + 'Q' + this.width + ',' + this.arrow_height + + ' ' + this.width + ',' + Math.min( this.height, this.arrow_height + this.base_curve) + + 'L' + this.width + ',' + this.height; + this.svgArrow.attr({ + path: _d + }); +}; + +IriSP.Widgets.Arrow.prototype.moveToX = function(_x) { + this.targetX = Math.max(0, Math.min(_x, this.width)); + if (typeof this.animInterval === "undefined") { + this.animInterval = window.setInterval( + this.functionWrapper("increment"), + 40 + ); + } + this.increment(); +}; + +IriSP.Widgets.Arrow.prototype.moveToTime = function(_t) { + this.moveToX(this.width * _t / this.media.duration); +}; + +IriSP.Widgets.Arrow.prototype.increment = function() { + if (typeof this.currentX === "undefined") { + this.currentX = this.targetX; + } + if (this.currentX < this.targetX) { + this.currentX = Math.min(this.targetX, this.currentX + this.animation_speed); + } + if (this.currentX > this.targetX) { + this.currentX = Math.max(this.targetX, this.currentX - this.animation_speed); + } + if (this.currentX === this.targetX) { + window.clearInterval(this.animInterval); + this.animInterval = undefined; + } + this.drawAt(this.currentX); +};