45 lines
1.2 KiB
C#
45 lines
1.2 KiB
C#
using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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namespace DrawFigureLibrary
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{
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public abstract class Figure
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{
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public string? Name { get; }
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public int x;
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public int y;
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public int w;
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public int h;
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public Figure(string name, int x, int y, int w, int h)
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{
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this.Name = name;
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this.x = x;
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this.y = y;
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this.w = w;
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this.h = h;
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}
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public abstract void Draw(DrawingContext ctx);
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public abstract void MoveBy(int dX, int dY);
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public override string ToString() => Name ?? "";
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public static bool Check(Figure fig, int dX, int dY, Image img) => fig.x + dX >= 0 && fig.y + dY >= 0 && fig.x + dX + fig.w <= img.ActualWidth && fig.y + dY + fig.h <= img.ActualHeight;
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public virtual bool HitTest(Point p) => p.X >= x && p.X <= x + w && p.Y >= y && p.Y <= y + h;
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public virtual bool MoveByChecked(int dX, int dY)
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{
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if (Init.DrawingImage == null) return false;
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if (!Check(this, dX, dY, Init.DrawingImage)) return false;
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MoveBy(dX, dY);
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return true;
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}
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}
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}
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