markseder · markseder · Aug 31, 2026 · Aug 31, 2026 · Aug 31, 2026 · Aug 31, 2026
diff --git a/README.md b/README.md
@@ -12,22 +12,25 @@ The first target is **AutoCAD 2020**, using **C# / .NET Framework / WPF**.
 - Review and edit recognized values before import
 - Create AutoCAD `DBPoint` objects
 - Add point-number `DBText` labels next to points
-- Export recognized coordinates to CSV
+- Export coordinates to CSV
 
 No latitude/longitude or coordinate-system transformation is planned for the first MVP.
 
-## Current development build
+## Current development build — v0.2
 
-The bootstrap build already contains:
+The current development branch contains:
 
-- AutoCAD plugin entry point
 - `OCR2GEOMETRY` command
-- WPF plugin window
-- test coordinate model
+- editable X/Y coordinate table
+- add and delete table rows
+- X/Y swap
+- configurable start point number
+- configurable text height
 - creation of `DBPoint` objects in Model Space
 - creation of point-number `DBText` labels
+- CSV export with `Point,X,Y` columns
 
-Test coordinates currently used by the bootstrap build:
+Three sample coordinates are preloaded for quick testing:
 
 ```text
 1    512345.23    6876543.11
@@ -39,7 +42,7 @@ Test coordinates currently used by the bootstrap build:
 
 - Windows
 - AutoCAD 2020 installed
-- Visual Studio 2022 with .NET desktop development tools
+- Visual Studio with .NET desktop development tools
 - .NET Framework 4.7.2 targeting pack
 
 The project expects the AutoCAD managed API assemblies in the default installation directory:
@@ -59,29 +62,21 @@ AutoCAD references use `Copy Local = False` so Autodesk DLLs are not copied into
 1. Open `OCR2Geometry.sln` in Visual Studio.
 2. Build the solution in `Debug` or `Release` mode.
 3. Start AutoCAD 2020.
-4. Run:
-
-```text
-NETLOAD
-```
-
+4. Run `NETLOAD`.
 5. Select the built `OCR2Geometry.dll`, normally from:
 
 ```text
 src\OCR2Geometry\bin\Debug\OCR2Geometry.dll
 ```
 
-6. Run:
-
-```text
-OCR2GEOMETRY
-```
+6. Run `OCR2GEOMETRY`.
+7. Edit/add/delete coordinate rows as required.
+8. Test `Swap X/Y`.
+9. Set a start number and text height.
+10. Click **Create points** and verify points/labels in Model Space.
+11. Click **Export CSV** and verify the saved coordinate table.
 
-7. Click **Create test points**.
-
-The bootstrap build should create three points and their point numbers in Model Space.
-
-## Planned development stages
+## Development stages
 
 ### v0.1 — AutoCAD bootstrap
 
@@ -90,26 +85,32 @@ The bootstrap build should create three points and their point numbers in Model
 - [x] WPF window
 - [x] Test point creation
 - [x] Point numbering labels
+- [x] Validated in AutoCAD 2020
 
-### v0.2 — Coordinate table
-
-- [ ] Editable coordinate grid
-- [ ] Add/delete rows
-- [ ] Start-number setting
-- [ ] Text height and text offset settings
-- [ ] X/Y swap
+### v0.2 — Coordinate workflow
 
-### v0.3 — CSV
+- [x] Editable coordinate grid
+- [x] Add/delete rows
+- [x] Start-number setting
+- [x] Text-height setting
+- [x] X/Y swap
+- [x] Create points from the edited table
+- [x] CSV export
+- [ ] Validate v0.2 build in AutoCAD 2020
 
-- [ ] Export recognized/edited table to CSV
-
-### v0.4 — OCR
+### v0.3 — OCR foundation
 
 - [ ] Image selection
 - [ ] OCR engine integration
 - [ ] Coordinate table parser
 - [ ] Recognition confidence / validation workflow
 
+### Later improvements
+
+- [ ] User-defined text offset
+- [ ] Improved AutoCAD layer/settings workflow
+- [ ] Support additional AutoCAD versions
+
 ## Project structure
 
 ```text
@@ -119,6 +120,7 @@ OCR2Geometry-for-AutoCAD/
 │   └── OCR2Geometry/
 │       ├── AutoCAD/
 │       ├── Commands/
+│       ├── Export/
 │       ├── Models/
 │       ├── Properties/
 │       ├── UI/
@@ -128,4 +130,4 @@ OCR2Geometry-for-AutoCAD/
 
 ## Status
 
-Early development. The current branch is intended to prove the AutoCAD 2020 plugin loading and geometry-writing workflow before OCR is added.
+Active development. v0.1 has been validated in AutoCAD 2020; v0.2 is ready for local build/testing before merge to `main`.
diff --git a/src/OCR2Geometry/Export/CsvExporter.cs b/src/OCR2Geometry/Export/CsvExporter.cs
@@ -0,0 +1,29 @@
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Text;
+using OCR2Geometry.Models;
+
+namespace OCR2Geometry.Export
+{
+    public static class CsvExporter
+    {
+        public static void Export(string path, IEnumerable<CoordinatePoint> points)
+        {
+            using (var writer = new StreamWriter(path, false, new UTF8Encoding(true)))
+            {
+                writer.WriteLine("Point,X,Y");
+
+                foreach (var point in points)
+                {
+                    writer.WriteLine(string.Format(
+                        CultureInfo.InvariantCulture,
+                        "{0},{1:0.########},{2:0.########}",
+                        point.Number,
+                        point.X,
+                        point.Y));
+                }
+            }
+        }
+    }
+}
diff --git a/src/OCR2Geometry/OCR2Geometry.csproj b/src/OCR2Geometry/OCR2Geometry.csproj
@@ -56,6 +56,7 @@
     <Compile Include="Plugin.cs" />
     <Compile Include="Commands\OcrCommand.cs" />
     <Compile Include="AutoCAD\PointCreator.cs" />
+    <Compile Include="Export\CsvExporter.cs" />
     <Compile Include="Models\CoordinatePoint.cs" />
     <Compile Include="UI\MainWindow.xaml.cs">
       <DependentUpon>MainWindow.xaml</DependentUpon>

diff --git a/src/OCR2Geometry/UI/MainWindow.xaml b/src/OCR2Geometry/UI/MainWindow.xaml
@@ -2,42 +2,82 @@
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         Title="OCR2Geometry for AutoCAD"
-        Height="360"
-        Width="560"
-        ResizeMode="CanMinimize"
+        Height="560"
+        Width="760"
+        MinHeight="500"
+        MinWidth="700"
         WindowStartupLocation="CenterOwner">
     <Grid Margin="18">
         <Grid.RowDefinitions>
             <RowDefinition Height="Auto" />
             <RowDefinition Height="Auto" />
             <RowDefinition Height="*" />
             <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
         </Grid.RowDefinitions>
 
         <TextBlock Text="OCR2Geometry"
                    FontSize="26"
                    FontWeight="SemiBold" />
 
         <TextBlock Grid.Row="1"
-                   Margin="0,6,0,16"
-                   Text="AutoCAD 2020 development build — geometry bootstrap"
+                   Margin="0,6,0,14"
+                   Text="AutoCAD 2020 — coordinate table v0.2"
                    Foreground="Gray" />
 
-        <Border Grid.Row="2" BorderBrush="#CCCCCC" BorderThickness="1" Padding="12">
-            <StackPanel>
-                <TextBlock Text="Test coordinates" FontWeight="SemiBold" Margin="0,0,0,8" />
-                <TextBlock FontFamily="Consolas" Text="1    512345.23    6876543.11" />
-                <TextBlock FontFamily="Consolas" Text="2    512351.86    6876551.42" />
-                <TextBlock FontFamily="Consolas" Text="3    512360.14    6876567.30" />
-                <TextBlock Margin="0,14,0,0"
-                           TextWrapping="Wrap"
-                           Text="This bootstrap build creates three DBPoint objects and point-number DBText labels in Model Space." />
-            </StackPanel>
-        </Border>
-
-        <StackPanel Grid.Row="3" Orientation="Horizontal" HorizontalAlignment="Right" Margin="0,16,0,0">
-            <Button Width="150" Height="34" Margin="0,0,8,0" Content="Create test points" Click="CreateTestPoints_Click" />
-            <Button Width="90" Height="34" Content="Close" IsCancel="True" />
-        </StackPanel>
+        <DataGrid x:Name="PointsGrid"
+                  Grid.Row="2"
+                  ItemsSource="{Binding Points}"
+                  AutoGenerateColumns="False"
+                  CanUserAddRows="False"
+                  CanUserDeleteRows="False"
+                  SelectionMode="Extended"
+                  SelectionUnit="FullRow"
+                  HeadersVisibility="Column"
+                  GridLinesVisibility="Horizontal"
+                  Margin="0,0,0,12">
+            <DataGrid.Columns>
+                <DataGridTextColumn Header="Point" Binding="{Binding Number}" Width="100" IsReadOnly="True" />
+                <DataGridTextColumn Header="X" Binding="{Binding X, UpdateSourceTrigger=LostFocus}" Width="*" />
+                <DataGridTextColumn Header="Y" Binding="{Binding Y, UpdateSourceTrigger=LostFocus}" Width="*" />
+            </DataGrid.Columns>
+        </DataGrid>
+
+        <Grid Grid.Row="3" Margin="0,0,0,12">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="22" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="22" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+
+            <Button Grid.Column="0" Width="90" Height="30" Margin="0,0,8,0" Content="Add row" Click="AddRow_Click" />
+            <Button Grid.Column="1" Width="110" Height="30" Margin="0,0,8,0" Content="Delete selected" Click="DeleteSelected_Click" />
+            <Button Grid.Column="2" Width="90" Height="30" Content="Swap X/Y" Click="SwapXY_Click" />
+
+            <TextBlock Grid.Column="4" VerticalAlignment="Center" Text="Start number:" Margin="0,0,6,0" />
+            <TextBox x:Name="StartNumberTextBox" Grid.Column="5" Width="60" Height="26" Text="1" VerticalContentAlignment="Center" />
+
+            <TextBlock Grid.Column="7" VerticalAlignment="Center" Text="Text height:" Margin="0,0,6,0" />
+            <TextBox x:Name="TextHeightTextBox" Grid.Column="8" Width="65" Height="26" Text="2.5" VerticalContentAlignment="Center" />
+        </Grid>
+
+        <Grid Grid.Row="4">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="Auto" />
+                <ColumnDefinition Width="*" />
+                <ColumnDefinition Width="Auto" />
+            </Grid.ColumnDefinitions>
+
+            <Button Grid.Column="0" Width="150" Height="36" Margin="0,0,8,0" Content="Create points" Click="CreatePoints_Click" />
+            <Button Grid.Column="1" Width="120" Height="36" Content="Export CSV" Click="ExportCsv_Click" />
+            <Button Grid.Column="3" Width="90" Height="36" Content="Close" IsCancel="True" />
+        </Grid>
     </Grid>
 </Window>