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Juan Segura
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11 files changed

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‎ZXBStudio/DocumentEditors/ZXGraphics/NextImageViewControl.cs

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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Input;
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using Avalonia.Media;
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using Avalonia.Media.Imaging;
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using Avalonia.Platform;
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using Avalonia.Platform.Storage;
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using Avalonia.Threading;
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using SixLabors.ImageSharp.Formats.Png;
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.PixelFormats;
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using SixLabors.ImageSharp.Processing.Processors.Quantization;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Runtime.Intrinsics.X86;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using ZXBasicStudio.DocumentEditors.ZXGraphics.neg;
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using ZXBasicStudio.Common;
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using SixLabors.ImageSharp.Formats.Bmp;
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namespace ZXBasicStudio.DocumentEditors.ZXGraphics
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{
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/// <summary>
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/// Control to show and manipulate imported image
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/// Fixed size to 400x400
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/// </summary>
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public class NextImageViewControl : Control
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{
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/// <summary>
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/// Zoom factor
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/// </summary>
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public int Zoom
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{
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get
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{
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return _Zoom;
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}
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set
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{
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_Zoom = value;
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this.InvalidateVisual();
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}
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}
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private int _Zoom = 1;
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/// <summary>
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/// Import image data
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/// </summary>
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public SixLabors.ImageSharp.Image<Rgba32> imageData = null;
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public NextImageViewControl()
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{
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}
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public async void LoadImage(IStorageFile file)
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{
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try
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{
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await using (var stream = await file.OpenReadAsync())
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{
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imageData = SixLabors.ImageSharp.Image.Load<Rgba32>(stream);
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}
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if (imageData.Width > 320)
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{
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this.Width = 320;
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}
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else
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{
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this.Width = imageData.Width;
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}
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if (this.imageData.Height > 256)
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{
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this.Height = 256;
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}
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else
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{
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this.Height = imageData.Height;
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}
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}
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catch (Exception ex)
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{
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}
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}
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public void Refresh()
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{
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this.InvalidateVisual();
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}
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public override void Render(DrawingContext context)
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{
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try
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{
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base.Render(context);
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// Image
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if (imageData == null)
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{
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return;
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}
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int iw = imageData.Size.Width;
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int ih = imageData.Size.Height;
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int cw = 0;
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int ch = 0;
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int z = _Zoom;
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int maxWidth = (int)this.Width;
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int maxHeight = (int)this.Height;
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int yd = 0;
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for (int y = 0; y < ih; y += z)
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{
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int xd = 0;
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for (int x = 0; x < iw; x += z)
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{
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if (xd >= 0 && xd < iw &&
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yd >= 0 && yd < ih)
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{
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try
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{
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int xx = x;
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int yy = y;
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if ((xx + z) > iw)
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{
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cw = iw - xx;
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}
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else
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{
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cw = z;
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}
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if ((yy + z) > ih)
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{
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ch = ih - yy;
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}
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else
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{
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ch = z;
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}
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if (xx >= 0 && xx <= maxWidth && yy >= 0 && yy <= maxHeight)
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{
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Rect r = new Rect(xx, yy, cw, ch);
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var pixel = imageData[xd, yd];
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var brush = new SolidColorBrush(Avalonia.Media.Color.FromArgb(
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255, pixel.R, pixel.G, pixel.B));
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context.FillRectangle(brush, r);
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}
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}
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catch (Exception ex)
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{
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}
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}
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xd++;
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}
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yd++;
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}
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}
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catch (Exception ex)
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{
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}
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}
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public void SetImageData(int[,] pixels, PaletteColor[] palette, int w, int h)
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{
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imageData = new Image<Rgba32>(w, h);
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for (int x = 0; x < w; x++)
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{
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for (int y = 0; y < h; y++)
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{
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var p = palette[pixels[x, y]];
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imageData[x, y] = new Rgba32(p.Red, p.Green, p.Blue);
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}
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}
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this.InvalidateArrange();
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}
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public bool SaveImageAsPng(string filename)
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{
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try
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{
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imageData.SaveAsPng(filename);
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return true;
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}
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catch (Exception ex)
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{
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return false;
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}
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}
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}
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}

‎ZXBStudio/DocumentEditors/ZXGraphics/PaletteBuilderDialog.axaml

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<Window xmlns="https://github.com/avaloniaui"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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xmlns:local="using:ZXBasicStudio.DocumentEditors.ZXGraphics"
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mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="501"
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Width="950" Height="520"
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Icon="/Assets/zxbs.ico"
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x:Class="ZXBasicStudio.DocumentEditors.ZXGraphics.PaletteBuilderDialog"
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Title="Next Palette builder" CanResize="False"
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WindowStartupLocation="CenterOwner"
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DataContext="{Binding PaletteViewModel}">
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<Grid Name="grdMain" ColumnDefinitions="330,5,256,5,330" RowDefinitions="Auto,260,Auto,Auto,Auto" Margin="10" HorizontalAlignment="Stretch" VerticalAlignment="Stretch" >
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<TextBlock FontSize="18" FontWeight="Bold">Source image</TextBlock>
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<TextBlock Grid.Column="2" FontSize="18" FontWeight="Bold">Palette</TextBlock>
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<TextBlock Grid.Column="4" FontSize="18" FontWeight="Bold">Converted image</TextBlock>
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<Border Grid.Row="1" HorizontalAlignment="Center" VerticalAlignment="Center" BorderThickness="1" BorderBrush="Red">
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<Grid Width="320" Height="256" Grid.Row="1" Name="grdSource" HorizontalAlignment="Center" VerticalAlignment="Center">
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<local:NextImageViewControl Name="imgSource"/>
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</Grid>
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</Border>
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<Grid Grid.Row="1" Grid.Column="2" Grid.RowDefinitions="Auto,Auto,Auto">
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<Canvas Grid.ColumnSpan="2" Name="cnvPalette" />
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</Grid>
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<Border Grid.Row="1" Grid.Column="4" HorizontalAlignment="Center" VerticalAlignment="Center" BorderThickness="1" BorderBrush="Red">
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<Grid Width="320" Height="256" Grid.Row="1" Grid.Column="2" Name="grdConverted" HorizontalAlignment="Center" VerticalAlignment="Center">
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<local:NextImageViewControl Name="imgConverted"/>
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</Grid>
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</Border>
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<Grid Grid.Row="2" Grid.ColumnDefinitions="Auto,*,Auto" Grid.RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto">
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<Button Grid.ColumnSpan="2" Name="btnFileSource" Classes="dialog" Width="150" HorizontalAlignment="Left">Load source image</Button>
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<TextBlock Grid.Row="3" Classes="dialog" VerticalAlignment="Center">OutFormat</TextBlock>
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<ComboBox Grid.Row="3" Grid.Column="1" Name="cmbMode" Classes="dialog" HorizontalAlignment="Left" MaxWidth="Infinity" Margin="4,0,0,2" SelectedIndex="0" Focusable="False">
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<ComboBoxItem>256x192 256 colors with palette</ComboBoxItem>
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<ComboBoxItem>256x192 256 colors without palette</ComboBoxItem>
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</ComboBox>
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</Grid>
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<Grid Grid.Row="3" Grid.ColumnDefinitions="Auto,*" Grid.RowDefinitions="Auto,Auto,Auto,Auto,Auto">
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<CheckBox Grid.Row="0" Name="chkUseCurrent" IsChecked="True" HorizontalAlignment="Right"/>
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<TextBlock Grid.Row="0" Grid.Column="1" Classes="dialog" VerticalAlignment="Center">Convert to current palette</TextBlock>
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<CheckBox Grid.Row="1" Name="chkAppend" IsChecked="False" HorizontalAlignment="Right"/>
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<TextBlock Grid.Row="1" Grid.Column="1" Classes="dialog" VerticalAlignment="Center">Append new colors to current palette</TextBlock>
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<CheckBox Grid.Row="2" Name="chkULA" IsChecked="False" IsEnabled="false" HorizontalAlignment="Right"/>
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<TextBlock Grid.Row="2" Grid.Column="1" Classes="dialog" VerticalAlignment="Center">Add ULA colors at start</TextBlock>
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<CheckBox Grid.Row="3" Name="chkGrayscale" IsChecked="False" HorizontalAlignment="Right" IsEnabled="false"/>
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<TextBlock Grid.Row="3" Grid.Column="1" Classes="dialog" VerticalAlignment="Center">Add Grayscale at start</TextBlock>
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</Grid>
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<Grid Grid.Row="2" Grid.Column="2" Grid.RowSpan="2" RowDefinitions="Auto,Auto,Auto,Auto,5,Auto" ColumnDefinitions="Auto,100,Auto,*">
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<TextBlock Grid.ColumnSpan="3" Name="txtSelectedColor"/>
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<TextBlock Grid.Row="1" VerticalAlignment="Center">Red</TextBlock>
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<Slider Grid.Row="1" Grid.Column="1" Name="sldRed" Width="100" SmallChange="36" Minimum="0" Maximum="255" HorizontalAlignment="Left" VerticalAlignment="Center"/>
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<Border Grid.Row="1" Grid.Column="2" Classes="numericborder">
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<NumericUpDown Classes="dialog" Name="txtRed" Minimum="0" Increment="36" Maximum="255" Width="60" VerticalAlignment="Center" Value="0"/>
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</Border>
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<TextBlock Grid.Row="2" VerticalAlignment="Center">Green</TextBlock>
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<Slider Grid.Row="2" Grid.Column="1" Name="sldGreen" Width="100" SmallChange="36" Minimum="0" Maximum="255" HorizontalAlignment="Left" VerticalAlignment="Center"/>
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<Border Grid.Row="2" Grid.Column="2" Classes="numericborder">
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<NumericUpDown Classes="dialog" Name="txtGreen" Minimum="0" Increment="36" Maximum="255" Width="60" VerticalAlignment="Center" Value="0"/>
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</Border>
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<TextBlock Grid.Row="3" VerticalAlignment="Center">Blue</TextBlock>
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<Slider Grid.Row="3" Grid.Column="1" Name="sldBlue" Width="100" SmallChange="36" Minimum="0" Maximum="255" HorizontalAlignment="Left" VerticalAlignment="Center"/>
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<Border Grid.Row="3" Grid.Column="2" Classes="numericborder">
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<NumericUpDown Classes="dialog" Name="txtBlue" Minimum="0" Increment="36" Maximum="255" Width="60" VerticalAlignment="Center" Value="0"/>
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</Border>
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<Border Grid.Row="1" Grid.Column="3" Grid.RowSpan="3" HorizontalAlignment="Center" VerticalAlignment="Center" BorderThickness="1" BorderBrush="Red">
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<Grid Name="grdSelectedColor" Width="50" Height="50"></Grid>
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</Border>
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<StackPanel Grid.Row="5" Grid.ColumnSpan="4" Orientation="Horizontal">
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<Button Name="btnResetPalette" Classes="dialog">Reset to default</Button>
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<Button Name="btnLoadPalette" Classes="dialog">Load palette</Button>
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<Button Name="btnSavePalette" Classes="dialog">Save palette</Button>
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</StackPanel>
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</Grid>
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<Grid Grid.Row="2" Grid.Column="4" Grid.RowDefinitions="Auto,5,Auto">
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<Button Name="btnRefresh" Classes="dialog" HorizontalAlignment="Right">Refresh</Button>
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<Button Grid.Row="2" Name="btnSaveImage" Classes="dialog" HorizontalAlignment="Right">Save image</Button>
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</Grid>
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<StackPanel Grid.Row="4" Grid.ColumnSpan="5" Orientation="Horizontal" HorizontalAlignment="Right">
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<Button Name="btnClose" Classes="dialog">Close</Button>
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</StackPanel>
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</Grid>
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</Window>

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