using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace vcsFCdialog
{
    public partial class Form1 : Form
    {
        int kpt = 1;  //拡大率
        int HSIZE = 88; //画像横寸法（px）
        int VSIZE  = 31; //画像縦寸法（px）
        SolidBrush dbrush;
        SolidBrush sbrush;
        Color color_S;
        Color color_E;
        System.Drawing.Font f1;
        //--------------------------------------------------------------------------------
        
        public Form1()
        {
            InitializeComponent();
        }
        //--------------------------------------------------------------------------------

        private void Form1_Load(object sender, EventArgs e)
        {
            toolStripTextBox1.Text = "文字列入力";
            pictureBox1.Visible = true;
            pictureBox1.Width = kpt * HSIZE;
            pictureBox1.Height = kpt * VSIZE;
            pictureBox1.Left = 10;
            pictureBox1.Top = toolStrip1.Height + 10;

            label1.Text = "色・Fontの選択";
            label2.Text = "グラデーション";
            button1.Text = "影の色";
            button2.Text = "始端色";
            button3.Text = "終端色";
            button4.Text = "Font色";
            button5.Text = "Font選択";
            radioButton1.Checked = true;
            radioButton2.Checked = false;
            radioButton3.Checked = false;
            radioButton4.Checked = false;
            checkBox1.Checked = true;
            radioButton1.Text = "Vertical";
            radioButton2.Text = "Horizontal";
            radioButton3.Text = "ForwardDiagonal";
            radioButton4.Text = "BackwardDiagonal";
            checkBox1.Text = "Gamma value";

            //初期化
            dbrush = new SolidBrush(Color.Gray);
            sbrush = new SolidBrush(Color.Black);
            color_S = Color.White;
            color_E = Color.White;
            f1 = new Font("Arial", kpt * 8, FontStyle.Bold);

            PICWRITE();

        }
        //--------------------------------------------------------------------------------
        private void toolStripButton1_Click(object sender, EventArgs e)
        {
            PICWRITE();
        }
        //--------------------------------------------------------------------------------

        private void PICWRITE()
        {
                //作図用変数宣言
                PictureBox thePicBox;
                Bitmap bmp;
                Graphics g;
                System.Drawing.Drawing2D.LinearGradientBrush gb;

                int kx1,ky1,kx2,ky2;

                //初期化
                gb = new System.Drawing.Drawing2D.LinearGradientBrush
                    (new Rectangle(0, 0, kpt*HSIZE, kpt * VSIZE), color_S, color_E,
                    System.Drawing.Drawing2D.LinearGradientMode.Vertical);

                //画像描画
                thePicBox = pictureBox1;
                thePicBox.Size = new Size(kpt * HSIZE, kpt * VSIZE);
                bmp = new Bitmap(thePicBox.Width, thePicBox.Height);
                thePicBox.Image = bmp;
                g = Graphics.FromImage(thePicBox.Image);
                g.FillRectangle(dbrush, 0, 0, thePicBox.Width, thePicBox.Height);
                kx1 = 1 * kpt;
                ky1 = 1 * kpt;
                kx2 = thePicBox.Width - 4 * kpt;
                ky2 = thePicBox.Height - 3 * kpt;

                //=========================================================
                //グラデーションのブラシを作成
                if(radioButton1.Checked == true ){ //上辺→下辺
                        gb = new System.Drawing.Drawing2D.LinearGradientBrush
                                         (new Rectangle(kx1, ky1, kx2, ky2), color_S, color_E,
                                          System.Drawing.Drawing2D.LinearGradientMode.Vertical);
                }
                if(radioButton2.Checked == true ){ //左辺→右辺
                        gb = new System.Drawing.Drawing2D.LinearGradientBrush
                                         (new Rectangle(kx1, ky1, kx2, ky2), color_S, color_E,
                                          System.Drawing.Drawing2D.LinearGradientMode.Horizontal);
                }
                if(radioButton3.Checked == true ){ //左上端→右下端
                        gb = new System.Drawing.Drawing2D.LinearGradientBrush
                                         (new Rectangle(kx1, ky1, kx2, ky2), color_S, color_E,
                                          System.Drawing.Drawing2D.LinearGradientMode.ForwardDiagonal);
                }
                if(radioButton4.Checked == true ){ //左下端→右上端
                        gb = new System.Drawing.Drawing2D.LinearGradientBrush
                                         (new Rectangle(kx1, ky1, kx2, ky2), color_S, color_E,
                                          System.Drawing.Drawing2D.LinearGradientMode.BackwardDiagonal);
                }
                //=========================================================
                //ガンマ補正を有効にする(グラデーション)
                if(checkBox1.Checked == true){
                        gb.GammaCorrection = true;
                }else{
                        gb.GammaCorrection = false;
                }
                //=========================================================
                //グラデーションで矩形を塗りつぶす
                g.FillRectangle(gb, kx1, ky1, kx2, ky2);
                //=========================================================

                //フォント描画
                PLOT(g);

                f1.Dispose();
                gb.Dispose();
                g.Dispose();

        }
        //--------------------------------------------------------------------------------
        
        private void PLOT(Graphics g)
        {
            string str1;
            int kxx,kyy;
            System.Drawing.SizeF TextSize1;
            System.Drawing.Font f;

            str1 = toolStripTextBox1.Text; //描画文字選定
            if( str1 != ""){
                f = new Font(f1.Name, f1.Size, f1.Style);
                TextSize1 = g.MeasureString(str1, f);
                kxx = (int)(HSIZE * kpt / 2 - TextSize1.Width / 2);
                kyy = (int)(VSIZE * kpt / 2 - TextSize1.Height / 2);
                g.DrawString(str1, f, sbrush, kxx, kyy); //描画実行
                f.Dispose();
            }
        }
        //--------------------------------------------------------------------------------

        private void button1_Click(object sender, EventArgs e)
        {
            //影の色選定
            if (colorDialog1.ShowDialog() == DialogResult.OK) dbrush = new SolidBrush(colorDialog1.Color);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            //グラデーション始点色選定
            if (colorDialog1.ShowDialog() == DialogResult.OK) color_S = colorDialog1.Color;
        }

        private void button3_Click(object sender, EventArgs e)
        {
            //グラデーション終点色選定
            if (colorDialog1.ShowDialog() == DialogResult.OK) color_E = colorDialog1.Color;
        }

        private void button4_Click(object sender, EventArgs e)
        {
            //フォント色選定
            if (colorDialog1.ShowDialog() == DialogResult.OK) sbrush = new SolidBrush(colorDialog1.Color);
        }

        private void button5_Click(object sender, EventArgs e)
        {
            //フォント種別選定
            if (fontDialog1.ShowDialog() == DialogResult.OK) f1 = fontDialog1.Font;
        }
        //--------------------------------------------------------------------------------

        private void toolStripButton2_Click(object sender, EventArgs e)
        {
            string fnameW  = "";
            if(saveFileDialog1.ShowDialog() == DialogResult.OK)fnameW = saveFileDialog1.FileName;
            pictureBox1.Image.Save(fnameW, System.Drawing.Imaging.ImageFormat.Gif);
        }
        //--------------------------------------------------------------------------------
    
    }

}