paweld/lazarus
1
0
Fork 0
mirror of https://gitlab.com/freepascal.org/lazarus/lazarus.git synced 2025-08-09 07:16:49 +02:00
Code Issues Packages Projects Releases Wiki Activity

TAChart: Add OpenGL demo

Browse Source 
git-svn-id: trunk@29707 -
This commit is contained in:
ask 2011-03-02 14:04:52 +00:00
parent 88e5894c6e
commit 48e68e866e
5 changed files with 253 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
.gitattributes vendored
View File

@ -2378,6 +2378,10 @@ components/tachart/demo/multi/Main.lfm svneol=native#text/plain
components/tachart/demo/multi/Main.pas svneol=native#text/pascal
components/tachart/demo/multi/multidemo.lpi svneol=native#text/plain
components/tachart/demo/multi/multidemo.lpr svneol=native#text/pascal
components/tachart/demo/opengl/Main.lfm svneol=native#text/plain
components/tachart/demo/opengl/Main.pas svneol=native#text/pascal
components/tachart/demo/opengl/opengldemo.lpi svneol=native#text/plain
components/tachart/demo/opengl/opengldemo.lpr svneol=native#text/pascal
components/tachart/demo/print/Main.lfm svneol=native#text/plain
components/tachart/demo/print/Main.pas svneol=native#text/pascal
components/tachart/demo/print/printdemo.lpi svneol=native#text/plain

65
components/tachart/demo/opengl/Main.lfm Normal file
View File

@ -0,0 +1,65 @@
object Form1: TForm1
Left = 308
Height = 319
Top = 132
Width = 684
Caption = 'Form1'
ClientHeight = 319
ClientWidth = 684
OnCreate = FormCreate
LCLVersion = '0.9.31'
object OpenGLControl1: TOpenGLControl
Left = 344
Height = 319
Top = 0
Width = 340
Align = alClient
AutoResizeViewport = True
OnPaint = OpenGLControl1Paint
end
object Chart1: TChart
Left = 0
Height = 319
Top = 0
Width = 344
AxisList = <
item
Marks.Frame.Style = psSolid
Marks.LabelBrush.Color = clYellow
Marks.LabelBrush.Style = bsSolid
Title.LabelFont.Orientation = 900
end
item
Alignment = calBottom
end>
Foot.Brush.Color = clBtnFace
Foot.Font.Color = clBlue
Title.Brush.Color = clBtnFace
Title.Font.Color = clBlue
Title.Text.Strings = (
'Standard'
)
Title.Visible = True
Align = alLeft
ParentColor = False
object Chart1LineSeries1: TLineSeries
LinePen.Color = clBlue
LinePen.Width = 3
Source = RandomChartSource1
end
object Chart1BarSeries1: TBarSeries
BarBrush.Color = clRed
Source = RandomChartSource1
end
end
object RandomChartSource1: TRandomChartSource
PointsNumber = 10
RandSeed = 1792875960
XMax = 10
XMin = 0
YMax = 10
YMin = 0
left = 210
top = 161
end
end

67
components/tachart/demo/opengl/Main.pas Normal file
View File

@ -0,0 +1,67 @@
unit Main;
{$mode objfpc}{$H+}
interface
uses
Classes, OpenGLContext, SysUtils, FileUtil, Forms, Controls, Graphics,
Dialogs, TAGraph, TASeries, TASources, GL, GLU, TADrawerOpenGL, TADrawUtils;
type
{ TForm1 }
TForm1 = class(TForm)
Chart1: TChart;
Chart1BarSeries1: TBarSeries;
Chart1LineSeries1: TLineSeries;
OpenGLControl1: TOpenGLControl;
RandomChartSource1: TRandomChartSource;
procedure FormCreate(Sender: TObject);
procedure OpenGLControl1Paint(Sender: TObject);
private
procedure OnAppIdle(Sender: TObject; var Done: Boolean);
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
procedure TForm1.FormCreate(Sender: TObject);
begin
Application.AddOnIdleHandler(@OnAppIdle);
end;
procedure TForm1.OnAppIdle(Sender: TObject; var Done: Boolean);
begin
Done:=false;
OpenGLControl1.Invalidate;
end;
procedure TForm1.OpenGLControl1Paint(Sender: TObject);
var
d: IChartDrawer;
begin
glClearColor(1.0, 1.0, 1.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
with OpenGLControl1 do
gluOrtho2D(0, Width, Height, 0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
d := TOpenGLDrawer.Create(OpenGLControl1);
Chart1.Title.Text.Text := 'OpenGL';
Chart1.Draw(d, Rect(0, 0, OpenGLControl1.Width, OpenGLControl1.Height));
Chart1.Title.Text.Text := 'Standard';
OpenGLControl1.SwapBuffers;
end;
end.

97
components/tachart/demo/opengl/opengldemo.lpi Normal file
View File

@ -0,0 +1,97 @@
<?xml version="1.0"?>
<CONFIG>
<ProjectOptions>
<Version Value="9"/>
<PathDelim Value="\"/>
<General>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
</General>
<i18n>
<EnableI18N LFM="False"/>
</i18n>
<VersionInfo>
<StringTable ProductVersion=""/>
</VersionInfo>
<BuildModes Count="1">
<Item1 Name="Default" Default="True"/>
</BuildModes>
<PublishOptions>
<Version Value="2"/>
<IncludeFileFilter Value="*.(pas|pp|inc|lfm|lpr|lrs|lpi|lpk|sh|xml)"/>
<ExcludeFileFilter Value="*.(bak|ppu|o|so);*~;backup"/>
</PublishOptions>
<RunParams>
<local>
<FormatVersion Value="1"/>
</local>
</RunParams>
<RequiredPackages Count="3">
<Item1>
<PackageName Value="TAChartLazarusPkg"/>
<MinVersion Major="1" Valid="True"/>
</Item1>
<Item2>
<PackageName Value="LazOpenGLContext"/>
<MinVersion Release="1" Valid="True"/>
</Item2>
<Item3>
<PackageName Value="LCL"/>
</Item3>
</RequiredPackages>
<Units Count="2">
<Unit0>
<Filename Value="opengldemo.lpr"/>
<IsPartOfProject Value="True"/>
<UnitName Value="opengldemo"/>
</Unit0>
<Unit1>
<Filename Value="Main.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="Form1"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="Main"/>
</Unit1>
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="10"/>
<PathDelim Value="\"/>
<Target>
<Filename Value="opengldemo"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)"/>
<OtherUnitFiles Value="..\.."/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<Linking>
<Options>
<Win32>
<GraphicApplication Value="True"/>
</Win32>
</Options>
</Linking>
<Other>
<CompilerMessages>
<UseMsgFile Value="True"/>
</CompilerMessages>
<CompilerPath Value="$(CompPath)"/>
</Other>
</CompilerOptions>
<Debugging>
<Exceptions Count="3">
<Item1>
<Name Value="EAbort"/>
</Item1>
<Item2>
<Name Value="ECodetoolError"/>
</Item2>
<Item3>
<Name Value="EFOpenError"/>
</Item3>
</Exceptions>
</Debugging>
</CONFIG>

20
components/tachart/demo/opengl/opengldemo.lpr Normal file
View File

@ -0,0 +1,20 @@
program opengldemo;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Interfaces, // this includes the LCL widgetset
Forms, lazopenglcontext, Main, tachartlazaruspkg;
{$R *.res}
begin
RequireDerivedFormResource := True;
Application.Initialize;
Application.CreateForm(TForm1, Form1);
Application.Run;
end.