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Савелій Савёнак
2023-01-02 19:08:46 +03:00
parent 08c0b31845
commit b16a3b1adc
14 changed files with 539 additions and 0 deletions
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13
CairoObjective/CairoObjective.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="CairoSharp" Version="3.24.24.38" />
</ItemGroup>
</Project>

21
CairoObjective/DrawObjects/Line.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace CairoObjective.DrawObjects
{
public class Line
{
public double X1, X2, Y1, Y2;
public Line(double x1, double y1, double x2, double y2)
{
X1 = x1;
X2 = x2;
Y1 = y1;
Y2 = y2;
}
}
}

72
CairoObjective/Line.cs Normal file
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using Cairo;
using CairoObjective.DrawObjects;
namespace CairoObjective
{
#pragma warning disable CS8602 // Разыменование вероятной пустой ссылки.
public class Line
{
public static double DefaultSize = 1;
public static void Make(int pointX1, int pointY1, int pointX2, int pointY2, double size, Cairo.Color color)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.LineWidth = size;
context.MoveTo(pointX1, pointY1);
context.LineTo(pointX2, pointY2);
context.Stroke();
}
public static void Make(int pointX1, int pointY1, int pointX2, int pointY2, Cairo.Color color)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.LineWidth = DefaultSize;
context.MoveTo(pointX1, pointY1);
context.LineTo(pointX2, pointY2);
context.Stroke();
}
public static void Make(int pointX1, int pointY1, int pointX2, int pointY2, double size)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(Set.Color);
context.LineWidth = size;
context.MoveTo(pointX1, pointY1);
context.LineTo(pointX2, pointY2);
context.Stroke();
}
public static void Make(int pointX1, int pointY1, int pointX2, int pointY2)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(Set.Color);
context.LineWidth = DefaultSize;
context.MoveTo(pointX1, pointY1);
context.LineTo(pointX2, pointY2);
context.Stroke();
}
public static void Make(DrawObjects.Line line)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(Set.Color);
context.LineWidth = DefaultSize;
context.MoveTo(line.X1, line.Y1);
context.LineTo(line.X2, line.Y2);
context.Stroke();
}
public static void Make(DrawObjects.Line line, Color color)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.LineWidth = DefaultSize;
context.MoveTo(line.X1, line.Y1);
context.LineTo(line.X2, line.Y2);
context.Stroke();
}
}
}

30
CairoObjective/Set.cs Normal file
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namespace CairoObjective
{
public static class Set
{
public static void CheckContext()
{
if (Context == null)
{
throw new NullReferenceException("Context is Null. Set context on Set class.");
}
}
public static Cairo.Context? Context;
public static Cairo.Color Color = new Cairo.Color(1,1,1);//White
#pragma warning disable CS8602 // Разыменование вероятной пустой ссылки.
public static void Background(Cairo.Color color)
{
CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.Paint();
}
public static void Background()
{
CheckContext();
var context = Set.Context;
context.SetSourceColor(Color);
context.Paint();
}
}
}

49
CairoObjective/Text.cs Normal file
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namespace CairoObjective
{
#pragma warning disable CS8602 // Разыменование вероятной пустой ссылки.
public class Text
{
public static double DefaultFontSize = 20;//Default Font Size
public static void Make(string text, int pointX, int pointY, double size, Cairo.Color color)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.SetFontSize(size);
Cairo.TextExtents extents = context.TextExtents(text);
context.MoveTo(pointX - extents.Width / 2, pointY + extents.Height / 2);
context.ShowText(text);
}
public static void Make(string text, int pointX, int pointY, Cairo.Color color)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(color);
context.SetFontSize(DefaultFontSize);
Cairo.TextExtents extents = context.TextExtents(text);
context.MoveTo(pointX - extents.Width / 2, pointY + extents.Height / 2);
context.ShowText(text);
}
public static void Make(string text, int pointX, int pointY, double size)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(Set.Color);
context.SetFontSize(size);
Cairo.TextExtents extents = context.TextExtents(text);
context.MoveTo(pointX - extents.Width / 2, pointY + extents.Height / 2);
context.ShowText(text);
}
public static void Make(string text, int pointX, int pointY)
{
Set.CheckContext();
var context = Set.Context;
context.SetSourceColor(Set.Color);
context.SetFontSize(DefaultFontSize);
Cairo.TextExtents extents = context.TextExtents(text);
context.MoveTo(pointX - extents.Width / 2, pointY + extents.Height / 2);
context.ShowText(text);
}
}
}