Well anyway, it works great.
Thanks a lot for your help.
Sefi
On Fri, Nov 21, 2008 at 11:55 PM, Brendan Meutzner <[EMAIL PROTECTED]>wrote:
> I think the package was available for 2.0.1 build... I can't remember
> exactly, it was quite a while ago...
>
>
> Brendan
>
>
>
> On Fri, Nov 21, 2008 at 2:28 PM, Sefi Ninio <[EMAIL PROTECTED]> wrote:
>
>> Thanks a lot.
>> Where did you get the original LineSeries code? All I have is the swc
>> file...
>>
>>
>> On Fri, Nov 21, 2008 at 10:20 PM, Brendan Meutzner <[EMAIL PROTECTED]>wrote:
>>
>>> package range_charts.extended_series
>>> {
>>> import mx.charts.HitData;
>>> import mx.charts.chartClasses.CartesianTransform;
>>> import mx.charts.series.LineSeries;
>>> import mx.charts.series.items.LineSeriesItem;
>>> import mx.graphics.IStroke;
>>> import mx.graphics.LinearGradientStroke;
>>> import mx.graphics.Stroke;
>>>
>>> public class CustomLineSeries extends LineSeries
>>> {
>>> override public function
>>> findDataPoints(x:Number,y:Number,sensitivity:Number):Array
>>> {
>>> // esg, 8/7/06: if your mouse is over a series when it gets
>>> added and displayed for the first time, this can get called
>>> // before updateData, and before and render data is constructed.
>>> The right long term fix is to make sure a stubbed out
>>> // render data is _always_ present, but that's a little
>>> disruptive right now.
>>> if (interactive == false || !renderData)
>>> return [];
>>> var pr:Number = getStyle("radius");
>>> var minDist2:Number = pr + sensitivity;
>>> minDist2 *= minDist2;
>>> var minItem:LineSeriesItem = null;
>>> var pr2:Number = pr * pr;
>>>
>>> var len:int = renderData.filteredCache.length;
>>> if (len == 0)
>>> return [];
>>> if(sortOnXField == true)
>>> {
>>> var low:Number = 0;
>>> var high:Number = len;
>>> var cur:Number = Math.floor((low+high)/2);
>>>
>>> var bFirstIsNaN:Boolean = isNaN(renderData.filteredCache[0]);
>>>
>>> while (true)
>>> {
>>> var v:LineSeriesItem = renderData.filteredCache[cur];
>>> if (!isNaN(v.yFilter) && !isNaN(v.xFilter))
>>> {
>>> //var dist:Number = (v.x - x)*(v.x - x) + (v.y -
>>> y)*(v.y -y);
>>> var dist:Number = (v.x - x)*(v.x - x) ;
>>> if (dist <= minDist2)
>>> {
>>> minDist2 = dist;
>>> minItem = v;
>>> }
>>> }
>>>
>>> if (v.x < x || (isNaN(v.x) && bFirstIsNaN))
>>> {
>>> low = cur;
>>> cur = Math.floor((low + high)/2);
>>> if (cur == low)
>>> break;
>>> }
>>> else
>>> {
>>> high = cur;
>>> cur = Math.floor((low + high)/2);
>>> if (cur == high)
>>> break;
>>> }
>>> }
>>> }
>>> else
>>> {
>>> var i:uint;
>>> for (i=0;i<len;i++)
>>> {
>>> v = renderData.filteredCache[i];
>>> if (!isNaN(v.yFilter) && !isNaN(v.xFilter))
>>> {
>>> //dist = (v.x - x)*(v.x - x) + (v.y - y)*(v.y -y);
>>> dist = (v.x - x)*(v.x - x) ;
>>> if (dist <= minDist2)
>>> {
>>> minDist2 = dist;
>>> minItem = v;
>>> }
>>> }
>>> }
>>> }
>>>
>>> if (minItem)
>>> {
>>> var hd:HitData = new
>>> HitData(createDataID(minItem.index),Math.sqrt(minDist2),minItem.x,minItem.y,minItem);
>>> var istroke:IStroke = getStyle("lineStroke");
>>> if (istroke is Stroke)
>>> hd.contextColor = Stroke(istroke).color;
>>> else if (istroke is LinearGradientStroke)
>>> {
>>> var gb:LinearGradientStroke =
>>> LinearGradientStroke(istroke);
>>> if (gb.entries.length > 0)
>>> hd.contextColor = gb.entries[0].color;
>>> }
>>> hd.dataTipFunction = formatDataTip;
>>> return [ hd ];
>>> }
>>> return [];
>>> }
>>>
>>>
>>> private function formatDataTip(hd:HitData):String
>>> {
>>> var dt:String = "";
>>>
>>> var n:String = displayName;
>>> if (n && n != "")
>>> dt += "<b>" + n + "</b><BR/>";
>>> var xName:String =
>>> dataTransform.getAxis(CartesianTransform.HORIZONTAL_AXIS).displayName;
>>> if (xName != "")
>>> dt += "<i>" + xName+ ":</i> ";
>>> dt +=
>>> dataTransform.getAxis(CartesianTransform.HORIZONTAL_AXIS).formatForScreen(
>>> LineSeriesItem(hd.chartItem).xValue) + "\n";
>>>
>>> var yName:String =
>>> dataTransform.getAxis(CartesianTransform.VERTICAL_AXIS).displayName;
>>> if (yName != "")
>>> dt += "<i>" + yName + ":</i> ";
>>> dt +=
>>> dataTransform.getAxis(CartesianTransform.VERTICAL_AXIS).formatForScreen(
>>> LineSeriesItem(hd.chartItem).yValue) + "\n";
>>>
>>> return dt;
>>> }
>>>
>>>
>>> }
>>> }
>>>
>>>
>>>
>>> <custom_series:CustomLineSeries id="baseSeries" name="Reading Value"
>>> xField="readingDate" yField="reading" displayName="Reading Value"
>>> stroke="{new Stroke(0xFF0000, 0)}"
>>> fill="{new SolidColor(0xFF0000, 0.6)}" lineStroke="{new
>>> Stroke(0xFF0000, 1)}" form="curve" interpolateValues="false"
>>> lineSegmentRenderer="mx.charts.renderers.LineRenderer"
>>> radius="2"
>>> />
>>>
>>>
>>>
>>>
>>>
>>> On Fri, Nov 21, 2008 at 1:48 PM, Sefi Ninio <[EMAIL PROTECTED]>wrote:
>>>
>>>> Hi Brendan,
>>>>
>>>> Could you maybe paste your implementation of the extending class?
>>>>
>>>> Thanks,
>>>> Sefi
>>>>
>>>> On Fri, Nov 21, 2008 at 8:41 PM, Sefi Ninio <[EMAIL PROTECTED]>wrote:
>>>>
>>>>> Hi Brendan
>>>>>
>>>>> Thanks for the reply, I'll give it a try.
>>>>>
>>>>> Sefi
>>>>>
>>>>>
>>>>> On Fri, Nov 21, 2008 at 6:34 PM, Brendan Meutzner <[EMAIL PROTECTED]
>>>>> > wrote:
>>>>>
>>>>>> Claude Hussenet has come up with a solution for this. Here's the
>>>>>> past post.
>>>>>>
>>>>>> http://tech.groups.yahoo.com/group/flexcoders/message/90045
>>>>>>
>>>>>> I've used and it works great.
>>>>>>
>>>>>>
>>>>>> Brendan
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Fri, Nov 21, 2008 at 4:56 AM, Sefi Ninio <[EMAIL PROTECTED]>wrote:
>>>>>>
>>>>>>> Hey,
>>>>>>>
>>>>>>> I have a chart set up and using dataTipFunction to format the
>>>>>>> datatips. It works great.
>>>>>>> However, what I'd really like, is to display the datatips for all the
>>>>>>> series for the current x axis value the mouse pointer is over (and only
>>>>>>> those).
>>>>>>> Example: if the mouse pointer is over x value 10, and I have 3 line
>>>>>>> series in that chart, then all 3 points correlating to x value 10 will
>>>>>>> have
>>>>>>> their datatips visible.
>>>>>>>
>>>>>>> There are a few issues with this:
>>>>>>> 1. I don't have an easy way to translate mouse pointer location on
>>>>>>> mouse over to the relevant x axis value.
>>>>>>> 2. Once I (hopefully) get the x value, I'd also have to have all y
>>>>>>> values for the series (relatively simple).
>>>>>>> 3. If I get here, I'll have to think of a way to cause the points to
>>>>>>> show their datatip and ofcourse clear all previous open datatips...
>>>>>>>
>>>>>>> any ideas on either of those points?
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Sefi
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Brendan Meutzner
>>>>>> http://www.meutzner.com/blog/
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>>
>>> --
>>> Brendan Meutzner
>>> http://www.meutzner.com/blog/
>>>
>>
>>
>
>
> --
> Brendan Meutzner
> http://www.meutzner.com/blog/
>
>
