src/widgets/Slice.js
author veltr
Mon, 17 Sep 2012 00:17:06 +0900
branchplayers-as-widgets
changeset 957 4da0a5740b6c
parent 928 5aadbc9f27cd
child 965 eadb7290c325
permissions -rw-r--r--
Starting 'players-as-widgets' branch
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     1
/*
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     2
 The Slider Widget shows time position and allows seek
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     3
 */
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     4
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     5
IriSP.Widgets.Slice = function(player, config) {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     6
    IriSP.Widgets.Widget.call(this, player, config);
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
     7
    this.sliding = false;
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     8
};
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
     9
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    10
IriSP.Widgets.Slice.prototype = new IriSP.Widgets.Widget();
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    11
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    12
IriSP.Widgets.Slice.prototype.defaults = {
923
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    13
    start_visible : false,
928
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    14
    live_update : true,
923
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    15
        /* Shall the bounds change each time
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    16
        the Annotation Widget sends an update (true)
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    17
        or only when "show" is triggered (false) ?
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    18
        - true is to be recommended when the widget is permanently displayed.
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    19
        */
928
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    20
    override_bounds : true
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    21
        /* Can the Annotation Widget bounds be overriden ? */
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    22
};
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    23
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    24
IriSP.Widgets.Slice.prototype.draw = function() {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    25
    
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    26
    this.$slider = IriSP.jQuery('<div>')
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    27
        .addClass("Ldt-Slice")
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    28
    
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    29
    this.$.append(this.$slider);
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    30
    
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    31
    this.min = 0;
904
510ebab76fa3 Work on CreateAnnotation Widget
veltr
parents: 880
diff changeset
    32
    this.max = this.source.getDuration().valueOf();
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    33
    
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    34
    var _this = this,
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    35
        _currentTime;
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    36
    
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    37
    this.$slider.slider({
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    38
        range: true,
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    39
        values: [0, 0],
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    40
        min: 0,
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    41
        max: this.max,
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    42
        change: function(event, ui) {
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    43
            _this.player.trigger("Arrow.updatePosition",{
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    44
                widget:_this.type,
904
510ebab76fa3 Work on CreateAnnotation Widget
veltr
parents: 880
diff changeset
    45
                time:Math.floor((ui.values[0]+ui.values[1])/2)
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    46
            });
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    47
            _this.player.trigger("Slice.boundsChanged",[ui.values[0], ui.values[1]]);
923
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    48
        },
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    49
        start: function() {
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    50
            _this.sliding = true;
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    51
            if (!_this.media.getPaused) {
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    52
                _this.media.pause();
923
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    53
            }
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    54
            _currentTime = _this.media.getCurrentTime();
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    55
        },
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    56
        slide: function(event, ui) {
928
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    57
            if (!_this.override_bounds && (ui.value < _this.min || ui.value > _this.max)) {
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    58
                return false;
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    59
            }
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    60
            _this.media.setCurrentTime(ui.value);
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    61
        },
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    62
        stop: function() {
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    63
            _this.sliding = false;
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    64
            _this.media.setCurrentTime(_currentTime);
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    65
        }
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    66
    });
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    67
    this.$slider.find(".ui-slider-handle:first").addClass("Ldt-Slice-left-handle");
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    68
    this.$slider.find(".ui-slider-handle:last").addClass("Ldt-Slice-right-handle");
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    69
    if (this.start_visible) {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    70
        this.show();
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    71
    } else {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    72
        this.hide();
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    73
    }
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    74
    this.onMdpEvent("Slice.show","show");
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    75
    this.onMdpEvent("Slice.hide","hide");
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    76
    this.onMdpEvent("Annotation.boundsChanged","storeBounds");
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    77
    this.player.trigger("Annotation.getBounds");
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    78
};
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    79
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    80
IriSP.Widgets.Slice.prototype.show = function() {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    81
    this.$slider.show();
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    82
    this.player.trigger("Arrow.takeover",this.type);
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    83
    this.$slider.slider("values", [this.min, this.max]);
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    84
}
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    85
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    86
IriSP.Widgets.Slice.prototype.hide = function() {
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    87
    this.$slider.hide();
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    88
    this.player.trigger("Arrow.release");
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    89
}
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    90
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    91
IriSP.Widgets.Slice.prototype.storeBounds = function(_values) {
957
4da0a5740b6c Starting 'players-as-widgets' branch
veltr
parents: 928
diff changeset
    92
    if (!this.media.getPaused() && (this.min != _values[0] || this.max != _values[1])) {
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    93
        this.min = _values[0];
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    94
        this.max = _values[1];
928
5aadbc9f27cd First tests before allowing mashup annotation
veltr
parents: 924
diff changeset
    95
        if (this.live_update && !this.sliding) {
924
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    96
            this.$slider.slider("values", [this.min, this.max]);
64c2eaafe5e2 Modifications for LDT-Platform
veltr
parents: 923
diff changeset
    97
        }
923
b3ee7d1b472a UI improvements
veltr
parents: 904
diff changeset
    98
    }
880
4c7b33bf2795 Started work on CreateAnnotation and Mediafragment
veltr
parents:
diff changeset
    99
}