public void PolygonCmd(ScreanDrawOption option, Point[] points)
{
// 描画先
var buffers = TargetImages(option);
// 描画領域
if (option.DrawOption != ScreanDrawMode.Background)
{
GUI.IsPictureVisible = true;
}
using (var pen = GetPen(option))
using (var brush = GetBrush(option))
{
foreach (var buffer in buffers)
{
using (var g = Graphics.FromImage(buffer))
{
if (option.FillStyle != FillStyle.VbFSTransparent)
{
g.FillPolygon(brush, points);
}
g.DrawPolygon(pen, points);
}
}
}
}
public void ArcCmd(ScreanDrawOption option, int x1, int y1, int rad, float start_angle, float end_angle)
{
// 描画先
var buffers = TargetImages(option);
// 描画領域
if (option.DrawOption != ScreanDrawMode.Background)
{
GUI.IsPictureVisible = true;
}
using (var pen = GetPen(option))
using (var brush = GetBrush(option))
{
foreach (var buffer in buffers)
{
using (var g = Graphics.FromImage(buffer))
{
// GraphicsのインタフェースとSRCのインタフェースで回転方向が逆
if (option.FillStyle != FillStyle.VbFSTransparent)
{
g.FillPie(brush, GetCircleRect(x1, y1, rad), -start_angle, -(end_angle - start_angle));
}
g.DrawArc(pen, GetCircleRect(x1, y1, rad), -start_angle, -(end_angle - start_angle));
}
}
}
}
public void OvalCmd(ScreanDrawOption option, int x1, int y1, int rad, float oval_ratio)
{
// 描画先
var buffers = TargetImages(option);
// 描画領域
if (option.DrawOption != ScreanDrawMode.Background)
{
GUI.IsPictureVisible = true;
}
var rect = GetCircleRect(x1, y1, rad, oval_ratio);
using (var pen = GetPen(option))
using (var brush = GetBrush(option))
{
foreach (var buffer in buffers)
{
using (var g = Graphics.FromImage(buffer))
{
if (option.FillStyle != FillStyle.VbFSTransparent)
{
g.FillEllipse(brush, rect);
}
g.DrawEllipse(pen, rect);
}
}
}
}
public void BoxCmd(ScreanDrawOption option, int x1, int y1, int x2, int y2)
{
// 描画先
var buffers = TargetImages(option);
// 描画領域
if (option.DrawOption != ScreanDrawMode.Background)
{
GUI.IsPictureVisible = true;
}
var w = x2 - x1;
var h = y2 - y1;
using (var pen = GetPen(option))
using (var brush = GetBrush(option))
{
foreach (var buffer in buffers)
{
using (var g = Graphics.FromImage(buffer))
{
if (option.FillStyle != FillStyle.VbFSTransparent)
{
g.FillRectangle(brush, x1, y1, w, h);
}
g.DrawRectangle(pen, x1, y1, w, h);
}
}
}
}
private IEnumerable <Image> TargetImages(ScreanDrawOption option)
{
switch (option.DrawOption)
{
case ScreanDrawMode.Background:
return(new Image[] { BackgroundBuffer });
case ScreanDrawMode.Preserve:
return(new Image[] { MainBuffer, MainBufferBack });
default:
return(new Image[] { MainBuffer });
}
}
public void LineCmd(ScreanDrawOption option, int x1, int y1, int x2, int y2)
{
// 描画先
var buffers = TargetImages(option);
// 描画領域
if (option.DrawOption != ScreanDrawMode.Background)
{
GUI.IsPictureVisible = true;
}
using (var pen = GetPen(option))
{
foreach (var buffer in buffers)
{
using (var g = Graphics.FromImage(buffer))
{
g.DrawLine(pen, x1, y1, x2, y2);
}
}
}
}
protected override int ExecInternal()
{
if (ArgNum < 5)
{
throw new EventErrorException(this, "Lineコマンドの引数の数が違います");
}
var x1 = (GetArgAsLong(2) + Event.BaseX);
var y1 = (GetArgAsLong(3) + Event.BaseY);
var x2 = (GetArgAsLong(4) + Event.BaseX);
var y2 = (GetArgAsLong(5) + Event.BaseY);
GUI.SaveScreen();
var dtype = "";
var clr = Event.ObjColor;
for (var i = 6; i <= ArgNum; i++)
{
var opt = GetArgAsString(i);
if (Strings.Asc(opt) == 35) // #
{
if (!ColorExtension.TryFromHexString(opt, out clr))
{
throw new EventErrorException(this, "色指定が不正です");
}
}
else
{
if (opt != "B" && opt != "BF")
{
throw new EventErrorException(this, "Lineコマンドに不正なオプション「" + opt + "」が使われています");
}
dtype = opt;
}
}
var drawOpt = new ScreanDrawOption(Event, clr);
switch (dtype ?? "")
{
case "B":
// Box
SRC.GUIScrean.BoxCmd(drawOpt, x1, y1, x2, y2);
break;
case "BF":
// Box Fill
drawOpt.FillStyle = FillStyle.VbFSSolid;
drawOpt.FillColor = drawOpt.ForeColor;
SRC.GUIScrean.BoxCmd(drawOpt, x1, y1, x2, y2);
break;
default:
// Line
SRC.GUIScrean.LineCmd(drawOpt, x1, y1, x2, y2);
break;
}
return(EventData.NextID);
}
public void CircleCmd(ScreanDrawOption option, int x1, int y1, int rad)
{
OvalCmd(option, x1, y1, rad, 1f);
}
private Brush GetBrush(ScreanDrawOption option)
{
//TODO FillStyle
return(new SolidBrush(option.FillColor));
}
private Pen GetPen(ScreanDrawOption option)
{
return(new Pen(option.ForeColor, option.DrawWidth));
}
