8df360f422
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@9581 8e941d3f-bd1b-0410-a28a-d453659cc2b4
76 lines
1.5 KiB
ObjectPascal
76 lines
1.5 KiB
ObjectPascal
unit main;
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{$mode objfpc}{$H+}
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interface
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uses
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Buttons, Classes, SysUtils, Math,
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Graphics, Controls, StdCtrls, ExtCtrls, Forms,
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mvMapViewer, mvPluginCommon, mvPlugins;
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type
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{ TMainForm }
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TMainForm = class(TForm)
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ImageList: TImageList;
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Label1: TLabel;
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MapView1: TMapView;
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MapView2: TMapView;
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Panel1: TPanel;
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PluginManager: TMvPluginManager;
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LinkedMapsPlugin: TLinkedMapsPlugin;
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btnZoomIn: TSpeedButton;
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btnZoomOut: TSpeedButton;
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procedure btnZoomInClick(Sender: TObject);
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procedure btnZoomOutClick(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure MapView1ZoomChange(Sender: TObject);
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private
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procedure UpdateZoomBtns;
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public
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end;
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var
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MainForm: TMainForm;
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implementation
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{$R *.lfm}
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procedure TMainForm.FormCreate(Sender: TObject);
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begin
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MapView1.Active := true;
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MapView2.Active := true;
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UpdateZoomBtns;
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end;
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procedure TMainForm.btnZoomInClick(Sender: TObject);
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begin
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MapView1.Zoom := MapView1.Zoom + 1;
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end;
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procedure TMainForm.btnZoomOutClick(Sender: TObject);
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begin
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MapView1.Zoom := MapView1.Zoom - 1;
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end;
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procedure TMainForm.MapView1ZoomChange(Sender: TObject);
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begin
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UpdateZoomBtns;
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end;
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procedure TMainForm.UpdateZoomBtns;
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begin
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btnZoomOut.Enabled := (MapView1.Zoom > MapView1.ZoomMin);
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btnZoomIn.Enabled := (MapView1.Zoom < MapView1.ZoomMax);
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btnZoomOut.Hint := Format('Zoom out (Current zoom level: %d)', [MapView1.Zoom]);
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btnZoomIn.Hint := Format('Zoom in (Current zoom level: %d)', [MapView1.Zoom]);
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end;
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end.
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