/// <summary>Creates an event relative to this slide.</summary>
public SlideEvent createEvent(string type)
{
SlideEvent de = track.createRawEvent("slide" + type);
de.slide = this;
return(de);
}
/// <summary>Cues this slide right now.</summary>
public void cue()
{
// Create the cue event:
SlideEvent cue = createEvent("cue");
// Run it now:
if (dispatchEvent(cue))
{
// Cue the text for each speaker.
// Cue all actions (always after text):
if (actions != null)
{
// Param set:
object[] arr = new object[] { cue };
// Cue! Run each action now:
for (int i = 0; i < actions.Length; i++)
{
// Get it:
Action a = actions[i];
// Update event:
cue.action = a;
// Invoke it:
a.Method.Invoke(null, arr);
}
}
}
}
/// <summary>Dispatches an event of the given name.</summary>
public void dispatch(string name)
{
SlideEvent se = new SlideEvent("timeline" + name, null);
se.timeline = this;
se.SetTrusted(true);
dispatchEvent(se);
}
/// <summary>Creates an event relative to this track. Type is 'as-is'.</summary>
public SlideEvent createRawEvent(string type)
{
SlideEvent de = new SlideEvent(type, null);
de.timeline = timeline;
de.track = this;
de.SetTrusted();
return(de);
}
/// <summary>Loads a track from some JSON data with an optional header.</summary>
public virtual void load(JSObject json, JSObject header)
{
// Got a header? Might contain an ID:
if (header != null)
{
// ID:
int.TryParse(json.String("id"), out id);
}
// Slides:
JSArray slides = json as JSArray;
if (slides == null)
{
// Never null:
this.slides = new Slide[0];
return;
}
if (!slides.IsIndexed)
{
throw new Exception("Incorrect PowerSlide track: 'slides' must be an indexed array.");
}
// Create array now:
this.slides = new Slide[slides.length];
// For each one..
foreach (KeyValuePair <string, JSObject> kvp in slides.Values)
{
// index is..
int index;
int.TryParse(kvp.Key, out index);
// Create and setup the slide now:
Slide c = createSlide();
c.track = this;
c.index = index;
// Load the info:
c.load(kvp.Value);
// Apply:
this.slides[index] = c;
}
// Dispatch the load event which enables any custom info being added:
rawJson = json;
SlideEvent de = createEvent("trackload");
timeline.dispatchEvent(de);
}
/// <summary>This slide is now starting.</summary>
internal virtual void start()
{
// Dispatch a "timelinestart" event.
SlideEvent se = createEvent("start");
// Dispatch here:
dispatchEvent(se);
// Dispatch to the element too:
EventTarget et = eventTarget;
if (et != null)
{
et.dispatchEvent(se);
}
}
/// <summary>This slide is now starting.</summary>
internal override void start()
{
base.start();
Timeline tl = track.timeline;
// Display this dialogue slide now!
// Any audio?
if (!string.IsNullOrEmpty(audioFilePath))
{
// Play the audio now.
// Note that PowerSlide will follow the lead of the audio engine.
playAudio();
}
// Get the template to use:
string templateToUse = (template == null)? tl.template:template;
// Open the widget (which closes the prev one for us):
Widgets.Widget widget = tl.openWidget(templateToUse);
if (widget != null)
{
// Trigger a dialogue start event:
SlideEvent s = new SlideEvent("dialoguestart", null);
s.slide = this;
tl.dispatchEvent(s);
}
if (waitForCue)
{
// Wait! Advance to the end of the slide now too
// (because it has an auto duration which doesn't have any meaning).
tl.setPause(true);
if (tl.backwards)
{
tl.currentTime = computedStart;
}
else
{
tl.currentTime = computedEnd;
}
}
}
/// <summary>This slide is now done.</summary>
internal virtual void end()
{
// Dispatch a "slideend" event.
SlideEvent se = createEvent("end");
// Dispatch here:
dispatchEvent(se);
// Dispatch to the element too:
EventTarget et = eventTarget;
if (et != null)
{
et.dispatchEvent(se);
}
// Quit timing lead:
endTimingLead();
}
/// <summary>This dialogue is now offscreen.</summary>
internal override void end()
{
base.end();
// Trigger dialogue end event if we have a widget:
Timeline tl = track.timeline;
// Trigger a dialogue end event:
SlideEvent s = new SlideEvent("dialogueend", null);
s.slide = this;
tl.dispatchEvent(s);
if (tl.currentWidget == null)
{
return;
}
// Close the widget if this is the last slide non-ignored slide.
bool last = true;
for (int i = index + 1; i < track.slides.Length; i++)
{
if (!track.slides[i].ignore)
{
last = false;
break;
}
}
if (last)
{
// Close the widget now:
tl.currentWidget.close();
tl.currentWidget = null;
}
}
/// <summary>Loads a slide from the given JSON.</summary>
public virtual void load(JSObject json)
{
// Start:
string startText = json.String("start");
if (startText != null)
{
// Load the start value:
startValue = Css.Value.Load(startText);
}
// Duration:
string durationText = json.String("duration");
if (durationText != null)
{
// Load the duration value:
durationValue = Css.Value.Load(durationText);
}
// Action:
JSArray acts = json["actions"] as JSArray;
if (acts != null)
{
if (acts.IsIndexed)
{
// Multiple actions:
// For each one..
foreach (KeyValuePair <string, JSObject> kvp in acts.Values)
{
// index is..
int index;
int.TryParse(kvp.Key, out index);
// Set it up:
loadAction(index, kvp.Value);
}
}
else
{
// Should be an array but we'll also accept just one.
loadAction(0, acts);
}
}
else
{
// Check if they mis-named as just 'action':
acts = json["action"] as JSArray;
if (acts != null)
{
loadAction(0, acts);
}
}
rawJson = json;
if (OnLoad != null)
{
// Dispatch the load event which enables any custom info being added:
SlideEvent de = createEvent("load");
OnLoad(de);
}
}
