{"id":3183,"date":"2020-02-19T23:28:31","date_gmt":"2020-02-19T14:28:31","guid":{"rendered":"http:\/\/kats-eye.net\/info\/?p=3183"},"modified":"2020-02-19T23:35:07","modified_gmt":"2020-02-19T14:35:07","slug":"c-mous-dd-02","status":"publish","type":"post","link":"https:\/\/kats-eye.net\/info\/2020\/02\/19\/c-mous-dd-02\/","title":{"rendered":"C# \u30de\u30a6\u30b9\u64cd\u4f5c\u3067\u81ea\u7531\u66f2\u7dda\u63cf\u753b"},"content":{"rendered":"\n\n\n
<\/td>\n<\/td>\n\u81ea\u7531\u66f2\u7dda\u306e\u63cf\u753b\u00a0<\/span><\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u3000\u4eca\u56de\u306f\u3001C#\u3067\u5199\u771f\u4e0a\u306b\u81ea\u7531\u66f2\u7dda\u3092\u63cf\u304f\u691c\u8a0e\u3092\u3057\u307e\u3057\u305f\u3002\u5148\u56de\u306e\u6295\u7a3f\u3067\u3082\u66f8\u3044\u305f\u901a\u308a\u3001\u5404\u63cf\u753b\u9818\u57df\u306b\u305d\u308c\u305e\u308c\uff13\u3064\u306epictureBox\u3092\u7528\u610f\u3057\u3001\u6700\u4e0a\u5c64\uff08\u6700\u3082\u624b\u524d\uff09\u306f\u4e00\u6642\u7684\u306b\u63cf\u753b\u3001\u4e2d\u9593\u5c64\u306b\u78ba\u5b9a\u5185\u5bb9\u3092\u63cf\u753b\u3057\u307e\u3059\u3002\u6700\u3082\u5965\u306e\u5c64\u306b\u306f\u5199\u771f\u3092\u8868\u793a\u3057\u3001\u63cf\u753b\u306f\u3057\u3066\u3044\u307e\u305b\u3093\u3002
\n\u3000\u4e0b\u56f3\u306e\u901a\u308a\u3001\u2460\u30b9\u30d7\u30e9\u30a4\u30f3\u66f2\u7dda\u3001\u2461\u76f4\u7dda\u88dc\u9593\u3001\u2462\u30d1\u30b9\u5229\u7528\u63cf\u753b\u00a0 \u306e\uff13\u3064\u306e\u65b9\u5f0f\u3092\u6bd4\u8f03\u3057\u307e\u3057\u305f\u3002\u500b\u4eba\u7684\u306b\u306f\u2462\u306e\u30d1\u30b9\u5229\u7528\u63cf\u753b\u304c\u6700\u3082\u826f\u3044\u3068\u3044\u3046\u7d50\u8ad6\u306b\u306a\u308a\u307e\u3057\u305f\u3002
\n\u3000\u4ed6\u306b\u30d9\u30b8\u30a8\u66f2\u7dda\u3068\u3044\u3046\u6700\u3082\u7f8e\u3057\u304f\u66f2\u7dda\u3092\u63cf\u304f\u65b9\u6cd5\u304c\u3042\u308b\u69d8\u3067\u3059\u304c\u3001\u96e3\u3057\u305d\u3046\u3067\u3057\u305f\u306e\u3067\u30c8\u30e9\u30a4\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/span><\/span><\/span><\/p>\n

\"\"<\/p>\n\n\n\n
<\/td>\n<\/td>\n\uff13\u65b9\u5f0f\u306e\u6bd4\u8f03<\/span><\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n


\n\u2460\u30b9\u30d7\u30e9\u30a4\u30f3\u65b9\u5f0f\uff08DrawCurve\u30e1\u30bd\u30c3\u30c9\uff09<\/span>
\n\u3000\u30de\u30a6\u30b9\u30a4\u30d9\u30f3\u30c8\u3092\u4f7f\u3063\u3066\u63cf\u753b\u3059\u308b\u3068\u3001\u958b\u59cb\u70b9\u30fb\u7d42\u70b9\u30fb\u89d2\u90e8\u7b49\u3067\u6b20\u3051\u3084\u92ed\u3044\u30a8\u30c3\u30b8\u3084\u9aed\u306e\u69d8\u306a\u5f62\u72b6\u304c\u767a\u751f\u3057\u307e\u3059\u3002Graphics.DrawCurve\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u3001\uff62\u6ed1\u3089\u304b\u3055\uff63\u3068\u3057\u3066\u00a0 \u00a0<\/span><\/span>0\uff5e1\u00a0 \u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u304c\u3001\u591a\u5c11\u6539\u5584\u3055\u308c\u3066\u3082\u3001\u5b8c\u5168\u306a\u89e3\u6c7a\u306f\u51fa\u6765\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/span><\/span><\/p>\n

\u2461\u76f4\u7dda\u88dc\u9593\u65b9\u5f0f<\/span><\/span>
\n\u3000\u30de\u30a6\u30b9\u30e0\u30fc\u30d6\u30a4\u30d9\u30f3\u30c8\u3067\u9023\u7d9a\u7684\u306b\u767a\u751f\u3059\u308b\u901a\u904e\u70b9\u3092\u76f4\u7dda\u88dc\u9593\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u4e0b\u8a18\u306e\u901a\u308a\u5404\u76f4\u7dda\u4e21\u7aef\u3068\u3064\u306a\u304e\u76ee\u3092\u201cRound\u201d\u6307\u5b9a\u3057\u3001\u5916\u89b3\u4e0a\u66f2\u7dda\u306b\u8fd1\u3065\u3051\u307e\u3059\u3002
\n\u3000\u3000Pen.EndCap = System.Drawing.Drawing2D.LineCap.Round;<\/span><\/span>
\n\u3000\u3000<\/span>Pen.StartCap = System.Drawing.Drawing2D.LineCap.Round;<\/span>
\n\u3000\u3000<\/span>Pen.LineJoin = System.Drawing.Drawing2D.LineJoin.Round;<\/span><\/span><\/p>\n

\u3000\u4e0d\u900f\u660e\u6642\u306f\u3001\u2462\u30d1\u30b9\u5229\u7528\u63cf\u753b\u3068\u9055\u3044\u306f\u3042\u308a\u307e\u305b\u3093\u3002
\n\"\"
\n\u3000\u4f46\u3057\u3001\u900f\u660e\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u3001\u4e0b\u56f3\u306e\u901a\u308a\u76f4\u7dda\u306e\u63a5\u7d9a\u7b87\u6240\u3067\u7dda\u304c\u91cd\u306a\u308a\u3001\u8272\u304c\u6fc3\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/span>
\n\"\"<\/span><\/p>\n

\u2462\u30d1\u30b9\u5229\u7528\u63cf\u753b\u65b9\u5f0f<\/span><\/span>
\n\u3000\u30d1\u30b9\u5229\u7528\u63cf\u753b\u65b9\u5f0f\u3067\u306f\u3001\u2461\u76f4\u7dda\u88dc\u9593\u65b9\u5f0f\u3067\u900f\u660e\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u76f4\u7dda\u63a5\u7d9a\u90e8\u3067\u306e\u91cd\u306a\u308a\u306b\u3088\u308b\u8272\u306e\u6fc3\u5ea6\u5dee\u306f\u767a\u751f\u3057\u307e\u305b\u3093\u3002\u8907\u6570\u306e\u76f4\u7dda\u304b\u3089\u6210\u308b\u30d1\u30b9\u3092\u5f62\u6210\u5f8c\u3001\u30d1\u30b9\u5168\u4f53\u3092\u63cf\u753b\u3059\u308b\u70ba\u3067\u3059\u3002<\/span><\/p>\n\n\n\n
<\/td>\n<\/td>\n\u8a55\u4fa1\u30d7\u30ed\u30b0\u30e9\u30e0<\/span><\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u3000\u8a55\u4fa1\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002
\n<\/span><\/p>\n

using System;\r\nusing System.Collections.Generic;\r\nusing System.ComponentModel;\r\nusing System.Data;\r\nusing System.Drawing;\r\nusing System.Drawing.Drawing2D;\r\nusing System.Linq;\r\nusing System.Text;\r\nusing System.Threading.Tasks;\r\nusing System.Windows.Forms;\r\n\r\nnamespace ListViewTest\r\n{\r\n    public partial class Frm_02 : Form\r\n    {\r\n        bool draw_flag = false;\r\n        int color_trans;\r\n        int line_wdth;\r\n        List<Point> points = new List<Point>();\r\n\r\n        public Frm_02()\r\n        {\r\n            InitializeComponent();\r\n        }\r\n\r\n        private void Frm_02_Load(object sender, EventArgs e)\r\n        {\r\n            pictureBox1.SizeMode = PictureBoxSizeMode.StretchImage;\r\n\r\n            pictureBox1.ImageLocation = @\"\";\r\n\r\n            pictureBox4.SizeMode = PictureBoxSizeMode.StretchImage;\r\n            pictureBox4.ImageLocation = pictureBox1.ImageLocation;\r\n\r\n            pictureBox7.SizeMode = PictureBoxSizeMode.StretchImage;\r\n            pictureBox7.ImageLocation = pictureBox1.ImageLocation;\r\n\r\n            pict01_init();\r\n            pict04_init();\r\n            pict07_init();\r\n\r\n        }\r\n\r\n        private void pict01_init() {\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox2.Parent = pictureBox1;\r\n            pictureBox2.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox2.Location = new Point(pictureBox2.Location.X - pictureBox1.Location.X, pictureBox2.Location.Y - pictureBox1.Location.Y);\r\n            pictureBox2.Size = pictureBox1.Size;\r\n\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox3.Parent = pictureBox2;\r\n            pictureBox3.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox3.Location = new Point(pictureBox3.Location.X - pictureBox1.Location.X, pictureBox3.Location.Y - pictureBox1.Location.Y);\r\n            pictureBox3.Size = pictureBox2.Size;\r\n        }\r\n\r\n        private void pict04_init()\r\n        {\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox5.Parent = pictureBox4;\r\n            pictureBox5.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox5.Location = new Point(pictureBox5.Location.X - pictureBox4.Location.X, pictureBox5.Location.Y - pictureBox4.Location.Y);\r\n            pictureBox5.Size = pictureBox4.Size;\r\n\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox6.Parent = pictureBox5;\r\n            pictureBox6.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox6.Location = new Point(pictureBox6.Location.X - pictureBox4.Location.X, pictureBox6.Location.Y - pictureBox4.Location.Y);\r\n            pictureBox6.Size = pictureBox5.Size;\r\n        }\r\n\r\n        private void pict07_init()\r\n        {\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox8.Parent = pictureBox7;\r\n            pictureBox8.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox8.Location = new Point(pictureBox8.Location.X - pictureBox7.Location.X, pictureBox8.Location.Y - pictureBox7.Location.Y);\r\n            pictureBox8.Size = pictureBox7.Size;\r\n\r\n            \/\/ \u89aapictureBox\u5bfe\u3057\u3001\u900f\u660e\u5316\u3059\u308b\u51e6\u7406\r\n            pictureBox9.Parent = pictureBox8;\r\n            pictureBox9.BackColor = Color.Transparent;\r\n\r\n            \/\/ \u5143\u306eParent\uff08Form\uff09\u306b\u5bfe\u3059\u308b\u5ea7\u6a19\u3092\u88dc\u6b63\u3059\u308b\r\n            pictureBox9.Location = new Point(pictureBox9.Location.X - pictureBox7.Location.X, pictureBox9.Location.Y - pictureBox7.Location.Y);\r\n            pictureBox9.Size = pictureBox8.Size;\r\n        }\r\n\r\n\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        \/\/ \uff11\u6bb5\u76ee\uff1aDrawCurve\u3067\u63cf\u753b\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        private void button1_Click(object sender, EventArgs e)\r\n        {\r\n            pictureBox2.Image = null;\r\n        }\r\n\r\n        private void pictureBox3_MouseDown(object sender, MouseEventArgs e)\r\n        {\r\n            draw_flag = true;\r\n            color_trans = int.Parse(textBox1.Text);\r\n            line_wdth = int.Parse(textBox2.Text);\r\n            points.Add(new Point(e.X, e.Y));\r\n        }\r\n\r\n        private void pictureBox3_MouseMove(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; };\r\n\r\n            points.Add(new Point(e.X, e.Y));\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox3.Width, pictureBox3.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n            \r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n            \r\n            Point[] pa = points.ToArray();\r\n            if (pa.Length > 2)\r\n            {\r\n                tmp_g.DrawCurve(tmp_p, pa, 0.3F);\r\n            }\r\n\r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox3.Image = tmp_cvs;\r\n        }\r\n\r\n        private void pictureBox3_MouseUp(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; };\r\n\r\n            points.Add(new Point(e.X, e.Y));\r\n            Point[] pa = points.ToArray();\r\n\r\n            if (pa.Length < 3) { return; }\r\n\r\n            pictureBox3.Image = null;\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox2.Width, pictureBox2.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n\r\n            Image img = pictureBox2.Image;\r\n            if (img != null) { tmp_g.DrawImage(img, 0, 0, img.Width, img.Height); }\r\n\r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n            tmp_g.DrawCurve(tmp_p, pa, 0.3F);\r\n            \r\n\r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox2.Image = tmp_cvs;\r\n\r\n            points.Clear();\r\n            draw_flag = false;\r\n\r\n        }\r\n\r\n\r\n\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        \/\/ \uff12\u6bb5\u76ee\uff1a\u76f4\u7dda\u3092\u7e4b\u304e\u5408\u308f\u305b\u3066\u63cf\u753b\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        private void button2_Click(object sender, EventArgs e)\r\n        {\r\n            pictureBox5.Image = null;\r\n        }\r\n\r\n        private void pictureBox6_MouseDown(object sender, MouseEventArgs e)\r\n        {\r\n            draw_flag = true;\r\n            color_trans = int.Parse(textBox1.Text);\r\n            line_wdth = int.Parse(textBox2.Text);\r\n            points.Add(new Point(e.X, e.Y));\r\n        }\r\n\r\n        private void pictureBox6_MouseMove(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; }\r\n\r\n            points.Add(new Point(e.X, e.Y));\r\n            Point[] pa = points.ToArray();\r\n\r\n            if (pa.Length < 3){ return; }\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox6.Width, pictureBox6.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n\r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n            tmp_p.EndCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.StartCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.LineJoin = System.Drawing.Drawing2D.LineJoin.Round;\r\n\r\n            for (int i = 0; i < pa.Length; i++)\r\n            {\r\n                \/\/tmp_g.FillEllipse( tmp_b , pa[i].X - tmp_p.Width\/2 , pa[i].Y - tmp_p.Width \/ 2 , tmp_p.Width , tmp_p.Width );\r\n                if (i > 0)\r\n                {\r\n                    tmp_g.DrawLine(tmp_p, pa[i-1].X, pa[i-1].Y, pa[i].X, pa[i].Y);\r\n                }\r\n            }\r\n            \r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox6.Image = tmp_cvs;\r\n\r\n        }\r\n\r\n        private void pictureBox6_MouseUp(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; };\r\n            \r\n            points.Add(new Point(e.X, e.Y));\r\n            Point[] pa = points.ToArray();\r\n\r\n            if (pa.Length < 3) { return; }\r\n\r\n            pictureBox6.Image = null;\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox5.Width, pictureBox5.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n\r\n            Image img = pictureBox5.Image;\r\n            if (img != null) { tmp_g.DrawImage(img, 0, 0, img.Width, img.Height); }\r\n\r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n            tmp_p.EndCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.StartCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.LineJoin = System.Drawing.Drawing2D.LineJoin.Round;\r\n\r\n            \/\/SolidBrush tmp_b = new SolidBrush(Color.FromArgb(color_trans, 255, 0, 0));\r\n\r\n            for (int i = 0; i < pa.Length; i++)\r\n            {\r\n                \/\/tmp_g.FillEllipse(tmp_b, pa[i].X - tmp_p.Width \/ 2, pa[i].Y - tmp_p.Width \/ 2, tmp_p.Width, tmp_p.Width);\r\n                if (i > 0)\r\n                {\r\n                    tmp_g.DrawLine(tmp_p, pa[i - 1].X, pa[i - 1].Y, pa[i].X, pa[i].Y);\r\n                }\r\n            }\r\n\r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox5.Image = tmp_cvs;\r\n\r\n            points.Clear();\r\n            draw_flag = false;\r\n        }\r\n\r\n\r\n\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        \/\/ \uff13\u6bb5\u76ee\uff1a\u30d1\u30b9\u3092\u4f7f\u3063\u3066\u63cf\u753b\r\n        \/\/ \u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\u25c6\r\n        private void button3_Click(object sender, EventArgs e)\r\n        {\r\n            pictureBox8.Image = null;\r\n        }\r\n\r\n        private void pictureBox9_MouseDown(object sender, MouseEventArgs e)\r\n        {\r\n            draw_flag = true;\r\n            color_trans = int.Parse(textBox1.Text);\r\n            line_wdth = int.Parse(textBox2.Text);\r\n            points.Add(new Point(e.X, e.Y));\r\n        }\r\n\r\n        private void pictureBox9_MouseMove(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; }\r\n\r\n            points.Add(new Point(e.X, e.Y));\r\n            Point[] pa = points.ToArray();\r\n\r\n            if (pa.Length < 3) { return; }\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox9.Width, pictureBox9.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n            GraphicsPath tmp_pth = new GraphicsPath();\r\n\r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n\r\n            tmp_p.EndCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.StartCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.LineJoin = System.Drawing.Drawing2D.LineJoin.Round;\r\n\r\n            for (int i = 0; i < pa.Length; i++)\r\n            {\r\n                if (i == 0){ tmp_pth.StartFigure();\r\n                }else if (i > 0){\r\n                    tmp_pth.AddLine( pa[i - 1].X, pa[i - 1].Y, pa[i].X, pa[i].Y);\r\n                }\r\n            }\r\n\r\n            \/\/tmp_pth.CloseFigure();\r\n\r\n            tmp_g.DrawPath(tmp_p,tmp_pth);\r\n\r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox9.Image = tmp_cvs;\r\n        }\r\n        private void pictureBox9_MouseUp(object sender, MouseEventArgs e)\r\n        {\r\n            if (!draw_flag) { return; };\r\n\r\n            points.Add(new Point(e.X, e.Y));\r\n            Point[] pa = points.ToArray();\r\n\r\n            if (pa.Length < 3) { return; }\r\n\r\n            pictureBox9.Image = null;\r\n\r\n            Bitmap tmp_cvs = new Bitmap(pictureBox8.Width, pictureBox8.Height);\r\n            Graphics tmp_g = Graphics.FromImage(tmp_cvs);\r\n            GraphicsPath tmp_pth = new GraphicsPath();\r\n\r\n            Image img = pictureBox8.Image;\r\n            if (img != null) { tmp_g.DrawImage(img, 0, 0, img.Width, img.Height); }\r\n\r\n            Pen tmp_p = new Pen(Color.FromArgb(color_trans, 255, 0, 0), line_wdth);\r\n            tmp_p.EndCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.StartCap = System.Drawing.Drawing2D.LineCap.Round;\r\n            tmp_p.LineJoin = System.Drawing.Drawing2D.LineJoin.Round;\r\n\r\n           \r\n            for (int i = 0; i < pa.Length; i++)\r\n            {\r\n                if (i == 0)\r\n                {\r\n                    tmp_pth.StartFigure();\r\n                }\r\n                else if (i > 0)\r\n                {\r\n                    tmp_pth.AddLine(pa[i - 1].X, pa[i - 1].Y, pa[i].X, pa[i].Y);\r\n                }\r\n            }\r\n\r\n            \/\/tmp_pth.CloseFigure();\r\n\r\n            tmp_g.DrawPath(tmp_p, tmp_pth);\r\n\r\n            tmp_p.Dispose();\r\n            tmp_g.Dispose();\r\n\r\n            pictureBox8.Image = tmp_cvs;\r\n            points.Clear();\r\n            draw_flag = false;\r\n        }\r\n\r\n        private void pictureBox9_Click(object sender, EventArgs e)\r\n        {\r\n\r\n        }\r\n    }\r\n}<\/pre>\n
 <\/p>\n\n\n\n
<\/td>\n<\/td>\n\u307e\u3068\u3081<\/span><\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u3000\u5199\u771f\u306b\u3061\u3087\u3063\u3068\u3057\u305f\u30de\u30fc\u30ad\u30f3\u30b0\u3059\u308b\u7a0b\u5ea6\u3067\u3042\u308c\u3070\u3001\u30d1\u30b9\u5229\u7528\u63cf\u753b\u65b9\u5f0f\u3067\u5341\u5206\uff08\uff1f\uff09\u304b\u306a\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/span>
\n\u3000\u6b21\u56de\u306f\u5199\u771f\u306e\u62e1\u5927\u8868\u793a\u306b\u3064\u3044\u3066\u691c\u8a0e\u3059\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"
\u81ea\u7531\u66f2\u7dda\u306e\u63cf\u753b\u00a0 \u3000\u4eca\u56de\u306f\u3001C#\u3067\u5199\u771f\u4e0a\u306b\u81ea\u7531\u66f2\u7dda\u3092\u63cf\u304f\u691c\u8a0e\u3092\u3057\u307e\u3057\u305f\u3002\u5148\u56de\u306e\u6295\u7a3f\u3067\u3082\u66f8\u3044\u305f\u901a\u308a\u3001\u5404\u63cf\u753b\u9818\u57df\u306b\u305d\u308c\u305e\u308c\uff13\u3064\u306epictureBox\u3092\u7528\u610f\u3057\u3001\u6700\u4e0a\u5c64\uff08\u6700\u3082\u624b\u524d\uff09\u306f\u4e00\u6642\u7684\u306b\u63cf\u753b\u3001\u4e2d\u9593\u5c64\u306b\u78ba\u5b9a\u5185\u5bb9\u3092\u63cf\u753b\u3057\u307e\u3059\u3002\u6700 … \u7d9a\u304d\u3092\u8aad\u3080 C# \u30de\u30a6\u30b9\u64cd\u4f5c\u3067\u81ea\u7531\u66f2\u7dda\u63cf\u753b<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":3205,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[75],"tags":[80,87],"_links":{"self":[{"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/posts\/3183"}],"collection":[{"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/comments?post=3183"}],"version-history":[{"count":15,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/posts\/3183\/revisions"}],"predecessor-version":[{"id":3202,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/posts\/3183\/revisions\/3202"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/media\/3205"}],"wp:attachment":[{"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/media?parent=3183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/categories?post=3183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kats-eye.net\/info\/wp-json\/wp\/v2\/tags?post=3183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}