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Added Oval and Path. Currently Path only have move_to and line_to commands.

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This commit is contained in:
Creeper Lv
2026-01-11 02:15:55 +11:00
parent b032249942
commit 609e51d375
8 changed files with 225 additions and 5 deletions
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3
Progrart.Core/Graphics/Line.cs
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@@ -70,8 +70,7 @@ namespace Progrart.Core.Graphics
LoadProperties();
SKPoint FinalStartPos = context.TranslatePoint(Start);
SKPoint FinalEndPos = context.TranslatePoint(End);
Trace.WriteLine($"Draw Line from {FinalStartPos} to {FinalEndPos} using {Color} with size of {Size}.");
context.DrawingCore.canvas.DrawLine(
context.canvas.DrawLine(
FinalStartPos,
FinalEndPos,
new SKPaint()

90
Progrart.Core/Graphics/Oval.cs Normal file
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@@ -0,0 +1,90 @@
using Jint;
using Jint.Native;
using Progrart.Core.JSExecution;
using SkiaSharp;
namespace Progrart.Core.Graphics
{
public class Oval : BaseElement
{
float StrokeWidth;
SKPoint Position;
SKPoint Size;
SKColorF Color;
bool IsStroke;
SKShader? shader = null;
public override void SetupProperties(Engine engine)
{
base.SetupProperties(engine);
if (__object != null)
{
{
JsObject point = new JsObject(engine);
point.Set("x", 0);
point.Set("y", 0);
__object.Set("Position", point);
}
__object.Set("StrokeWidth", 1);
__object.Set("IsStroke", true);
__object.Set("Color", ProgrartFunctions.color(engine, 1, 1, 1, 1));
{
JsObject point = new JsObject(engine);
point.Set("x", 0);
point.Set("y", 0);
__object.Set("Size", point);
}
}
}
public override void LoadProperties()
{
if (__object is not null)
{
StrokeWidth = (float)__object.Get("StrokeWidth").AsNumber();
IsStroke = (bool)__object.Get("IsStroke").AsBoolean();
{
if (__object.Get("Position") is JsObject Start)
{
this.Position = ProgrartConversion.ObtainSKPointFromJsObject(Start);
}
}
{
if (__object.Get("Size") is JsObject End)
{
this.Size = ProgrartConversion.ObtainSKPointFromJsObject(End);
}
}
{
if (__object.Get("Color") is JsObject Color)
{
this.Color = ProgrartConversion.ObtainSKColorFFromJsObject(Color);
}
}
if (__object.Get("Shader") is JsObject shaderObj)
shader = ProgrartConversion.ObtainFromJsObject(shaderObj);
}
}
public override void Render(RenderContext context)
{
base.Render(context);
LoadProperties();
SKPoint FinalStartPos = context.TranslatePoint(Position);
SKPoint FinalEndPos = context.TranslatePoint(Size);
context.canvas.DrawOval(
FinalStartPos.X, FinalStartPos.Y,
FinalEndPos.X, FinalEndPos.Y,
new SKPaint()
{
ColorF = Color,
StrokeWidth = context.TranslateSize(StrokeWidth),
Shader = shader,
IsStroke = IsStroke,
IsAntialias = true
}
);
}
}
}

33
Progrart.Core/Graphics/Path.cs Normal file
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@@ -0,0 +1,33 @@
using Jint;
using Jint.Native;
using SkiaSharp;
namespace Progrart.Core.Graphics
{
public class Path : BaseElement
{
SKPath path = new SKPath();
public SKPath RealPath => path;
internal List<PathCmd> Commands = new List<PathCmd>();
public override void SetupProperties(Engine engine)
{
base.SetupProperties(engine);
if (__object != null)
{
__object.Set("line_to", JsValue.FromObject(engine, (object)line_to));
__object.Set("move_to", JsValue.FromObject(engine, (object)move_to));
}
}
void line_to(float x, float y) => Commands.Add(new LineToCmd(x, y));
void move_to(float x, float y) => Commands.Add(new MoveToCmd(x, y));
public override void Render(RenderContext context)
{
base.Render(context);
foreach (var item in Commands)
{
item.ApplyCommand(context, this.path);
}
}
}
}

31
Progrart.Core/Graphics/PathCmd.cs Normal file
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@@ -0,0 +1,31 @@
using SkiaSharp;
namespace Progrart.Core.Graphics
{
public class PathCmd
{
public virtual void ApplyCommand(RenderContext context, SKPath path) { }
}
public class LineToCmd(float x, float y) : PathCmd
{
public readonly float x = x;
public readonly float y = y;
public override void ApplyCommand(RenderContext context, SKPath path)
{
base.ApplyCommand(context, path);
var pos = context.TranslatePoint(x, y);
path.LineTo(pos);
}
}
public class MoveToCmd(float x, float y) : PathCmd
{
public readonly float x = x;
public readonly float y = y;
public override void ApplyCommand(RenderContext context, SKPath path)
{
base.ApplyCommand(context, path);
var pos = context.TranslatePoint(x, y);
path.MoveTo(pos);
}
}
}

62
Progrart.Core/Graphics/PathElement.cs Normal file
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@@ -0,0 +1,62 @@
using Jint;
using Jint.Native;
using Progrart.Core.JSExecution;
using SkiaSharp;
using System.Diagnostics;
namespace Progrart.Core.Graphics
{
public class PathElement : BaseElement
{
float StrokeWidth;
SKPoint Start;
SKPoint End;
SKColorF Color;
SKShader? shader = null;
public override void SetupProperties(Engine engine)
{
base.SetupProperties(engine);
if (__object != null)
{
__object.Set("StrokeWidth", 1);
__object.Set("Color", ProgrartFunctions.color(engine, 1, 1, 1, 1));
}
}
public override void LoadProperties()
{
if (__object is not null)
{
StrokeWidth = (float)__object.Get("StrokeWidth").AsNumber();
{
if (__object.Get("Color") is JsObject Color)
{
this.Color = ProgrartConversion.ObtainSKColorFFromJsObject(Color);
}
}
if (__object.Get("Shader") is JsObject shaderObj)
shader = ProgrartConversion.ObtainFromJsObject(shaderObj);
}
}
public override void Render(RenderContext context)
{
base.Render(context);
LoadProperties();
foreach (var item in this.Children)
{
if (item is Path p)
{
p.Render(context);
context.canvas.DrawPath(p.RealPath,
new SKPaint()
{
ColorF = Color,
StrokeWidth = context.TranslateSize(StrokeWidth),
Shader = shader,
IsAntialias = true
});
}
}
}
}
}

2
Progrart.Core/Graphics/Rectangle.cs
View File

@@ -74,7 +74,7 @@ namespace Progrart.Core.Graphics
LoadProperties();
SKPoint FinalStartPos = context.TranslatePoint(Start);
SKPoint FinalEndPos = context.TranslatePoint(Size);
context.DrawingCore.canvas.DrawRect(
context.canvas.DrawRect(
FinalStartPos.X, FinalStartPos.Y,
FinalEndPos.X, FinalEndPos.Y,
new SKPaint()

1
Progrart.Core/Graphics/Triangle.cs
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@@ -90,7 +90,6 @@ namespace Progrart.Core.Graphics
using var p = new SKPath();
p.MoveTo(v0);
p.MoveTo(v0);
//p.LineTo(v0);
p.LineTo(v1);
p.LineTo(v2);
p.LineTo(v0);