Search found 14 matches

by msd48
Wed Sep 03, 2008 2:11 pm
Forum: VCL
Topic: sepatate TChartCustomAxes
Replies: 3
Views: 3670

Hi, Narcís Thanks for the tip :) But it does`nt helpfull ... I try to explain. It`s not convenient to me to use chart.CustomAxes[index] ... It`s all because of the index. I think that it will be beter for me to use separate TChartCustomAxes object. In my project there are some CustomHorizontAxes and...
by msd48
Wed Sep 03, 2008 12:35 pm
Forum: VCL
Topic: sepatate TChartCustomAxes
Replies: 3
Views: 3670

sepatate TChartCustomAxes

Hi!
How I can get separate TChartCustomAxes object?
I`v problem with TChartCustomAxes.Create ...

Code: Select all

var
 CustHorizAxes: TChartCustomAxes;
begin
....
CustHorizAxes := TChartCustomAxes.Create( ???? );

by msd48
Wed Sep 03, 2008 10:04 am
Forum: VCL
Topic: recalculate Axis min max
Replies: 2
Views: 3013

Hi Narcís,

Thanks for help.
Question is closed.
by msd48
Wed Sep 03, 2008 4:58 am
Forum: VCL
Topic: recalculate Axis min max
Replies: 2
Views: 3013

recalculate Axis min max

Hi!

How can I find out max and min values for visible part of the series?
I try to recalculate ( TChartAxis.SetMinMax(min,max) ) when visible part of series is been changed..
by msd48
Fri Aug 29, 2008 1:24 pm
Forum: VCL
Topic: Set OnZoom in Runtime
Replies: 4
Views: 4064

Hi, Narcís

Second option - the very it!

Thanks for help.
The question is closed.
by msd48
Fri Aug 29, 2008 12:53 pm
Forum: VCL
Topic: Set OnZoom in Runtime
Replies: 4
Views: 4064

Ok.

I`ve something like this:

Code: Select all

procedure TFormMain.ChartZoom(Sender: TObject);
begin
  zoomOff;
end;

How can I change in runtime change event handler from zoomOff to zoomOff2 ?

zoomOff and zoomOff2 - it`s a procedures.
by msd48
Fri Aug 29, 2008 12:32 pm
Forum: VCL
Topic: Set OnZoom in Runtime
Replies: 4
Views: 4064

Set OnZoom in Runtime

Hi!

How can I set (change) Chart.OnZoom in runtime?
by msd48
Fri Aug 29, 2008 8:17 am
Forum: VCL
Topic: XValueIndex and XValue
Replies: 2
Views: 2964

Hi, Narcís

It`s magnificent!
Thanks for the early reply!

Question is closed.
by msd48
Fri Aug 29, 2008 6:13 am
Forum: VCL
Topic: XValueIndex and XValue
Replies: 2
Views: 2964

XValueIndex and XValue

Hi! I have some series ... series1.HorizAxis := aBottomAxis; series1.XValues.DateTime := true; ... how i can get XValueIndex by XValue? I need some function like this var dt: TDateTime; vValueIndex: integer; begin ... dt := StrToDateTime('21.11.2008 11:00'); vValueIndex := someFunction(dt); ... end;
by msd48
Fri Aug 29, 2008 5:51 am
Forum: VCL
Topic: HighLowPen in Candle Series
Replies: 2
Views: 2932

Hi Narcís,

Thanks for help.
Question is closed.
by msd48
Thu Aug 28, 2008 7:24 am
Forum: VCL
Topic: HighLowPen in Candle Series
Replies: 2
Views: 2932

HighLowPen in Candle Series

Hi!

How can I set the color of HighLowPen according to the UpCloseColor (or DownCloseColor) in a TCandleSeries ?
by msd48
Fri Aug 22, 2008 11:42 am
Forum: VCL
Topic: min / max areas
Replies: 4
Views: 5227

Hi Yeray,

Thanks for help.
Question is closed.
by msd48
Tue Aug 19, 2008 11:54 am
Forum: VCL
Topic: min / max areas
Replies: 4
Views: 5227

Hi Yeray!

How does this tool work?
I dont find an example in Tee8New.exe...

Moreover there is no options in this tool, besides the selection of a series…

Can you help me?
by msd48
Tue Aug 19, 2008 6:25 am
Forum: VCL
Topic: min / max areas
Replies: 4
Views: 5227

min / max areas

Hi! I attempt to draw this graph: type TForm1 = class(TForm) DBChart1: TDBChart; Series1: TFastLineSeries; private { Private declarations } public { Public declarations } end; There is min and max of value in graph. It is necessary to make the filling of that region of graph, which leaves in max or ...