点阵字体文件查看器 c#(HZK16)

在MCU项目中,准备自己写个简单的UI,在中文文字显示,打算选择 UCDOS 中的 HZK16,为了查看字体文件,用C#写了个简单的查看器,并导出数据为C语言数组(因为所用的STM32F103VET片内flash有512K,可以容纳字库,不用外接SPI Flash了)。


源程序下载:http://download.csdn.net/detail/mostone/6024943


OS:windows 2008 R2 standard (zh-cn)

IDE:Microsoft Visual Studio Express 2012 for Windows Desktop - Microsoft Visual C# 2012


两个点阵字体下载链接:

常用的几个字体库---ASC16、HZK16、HZK12,附HZK16的使用资料

16*16点阵中文字库BIN文件


先上几张图:

点阵字体文件查看器 c#(HZK16)_第1张图片


点阵字体文件查看器 c#(HZK16)_第2张图片


点阵字体文件查看器 c#(HZK16)_第3张图片




点阵字体文件查看器 c#(HZK16)_第4张图片


查看器有两个 Form,一个是主画面,一个是选择字体对话框。布局如上图,下面是两个源代码:

Form1.cs

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

namespace HZK
{
    public partial class Form1 : Form
    {
        System.IO.Stream pFontReadStream;
        string pFontFileName;
        int pPageNo = 0;
        Size pFontSize;
        Bitmap pBitmap;
        Graphics pGraphics;
        FormOpenFontDialog pDialog = null;

        static string[] FONT_SIZE_LIST = new string[] { "12x6", "12x8", "12x12", "16x8", "16x16", "24x24", "40x20", "40x40", "48x24", "48x48" };

        public Form1()
        {
            InitializeComponent();

            this.pBitmap = new Bitmap(930, 910);
            this.pGraphics = Graphics.FromImage(pBitmap);

            this.toolStripStatusLabel1.Visible = false;
            this.toolStripProgressBar1.Visible = false;

            this.comboBox1.Items.AddRange(FONT_SIZE_LIST.ToArray());
        }

        public static string[] getFontSizeList()
        {
            return FONT_SIZE_LIST;
        }

        private Size getSize(string value)
        {
            return new Size(Int16.Parse(value.Substring(3)), Int16.Parse(value.Substring(0, 2)));
        }

        private void btnPickFont_Click(object sender, EventArgs e)
        {
            if (pDialog == null) pDialog = new FormOpenFontDialog();

            if (pDialog.ShowDialog() != DialogResult.OK) return;

            pFontReadStream = pDialog.getFontFileStream();
            pFontSize = this.getSize(pDialog.getFontSize());
            pFontFileName = pDialog.getFontFileName();

            redraw();
        }

        private void redraw()
        {
            pPageNo = 0;
            drawPage(pPageNo);

            this.toolStripStatusLabel1.Text = String.Format("{0}   Font size:{1}x{2}", pFontFileName, pFontSize.Height, pFontSize.Width);
        }

        private void drawPage(int pageNo)
        {
            if (pFontReadStream == null) return;

            const int space = 5;
            const int ox = 50;
            const int oy = 20;
            Point pt = new Point(ox, oy);

            pFontReadStream.Position = pageNo * 16 * 16 * (pFontSize.Width == 12 ? 16 : pFontSize.Width) * pFontSize.Height / 8;

            pGraphics.Clear(this.pictureBox1.BackColor);
            this.toolStripStatusLabel1.Visible = false;
            this.toolStripProgressBar1.Visible = true;

            List<byte> list = new List<byte>();
            bool eof = false;
            int tmp;
            for (int row = 0; row < 16; row++)
            {
                pGraphics.DrawString((pageNo * 16 * 16 + row * 16).ToString("X4"), DefaultFont, Brushes.Black, new Point(10, oy + row * (space + pFontSize.Height)));
                for (int col = 0; col < 16; col++)
                {
                    for (int i = 0; i < (pFontSize.Width == 12 ? 16 : pFontSize.Width) * pFontSize.Height / 8; i++)
                    {
                        tmp = pFontReadStream.ReadByte();
                        if (tmp == -1)
                        {
                            eof = true; break;
                        }
                        list.Add((byte)tmp);
                    }
                    if (eof) break;
                    if (this.radioButton1.Checked)
                    {
                        drawFontAsRowScan(pt, pGraphics, list, pFontSize);
                    }
                    else
                    {
                        drawFontAsColumnScan(pt, pGraphics, list, pFontSize);
                    }
                    pt.X += space + pFontSize.Width;
                    list.Clear();

                    this.toolStripProgressBar1.Value = Math.Min((row * 16 + col) / 16 * 16, 100);
                }
                if (eof) break;
                pt.Y += space + pFontSize.Height;
                pt.X = ox;
            }

            pictureBox1.Image = pBitmap;
            this.toolStripProgressBar1.Visible = false;
            this.toolStripStatusLabel1.Visible = true;
        }

        // draw one char
        private void drawFontAsRowScan(Point pt, Graphics graph, List<byte> list, Size fontSize)
        {
            Pen pen;
            int mask;
            int bytesPerLine = (int)Math.Ceiling((decimal)fontSize.Width / 8);
            List<byte>.Enumerator enm = list.GetEnumerator();
            enm.MoveNext();
            byte byteData = enm.Current;
            for (int row = 0; row < fontSize.Height; row++)
            {
                for (int bytes = 0; bytes < bytesPerLine; bytes++)
                {
                    mask = 0x80;
                    for (int bits = 0; bits < 8; bits++)
                    {
                        pen = ((byteData & mask) == mask ? Pens.Black : Pens.White);
                        graph.DrawRectangle(pen, pt.X, pt.Y, 1, 1);
                        mask = mask >> 1;
                        pt.X += 1;

                        if (bytes * 8 + bits == fontSize.Width - 1) break;
                    }
                    enm.MoveNext();
                    byteData = enm.Current;
                }
                pt.Y += 1;
                pt.X -= fontSize.Width;
            }
        }

        // draw one char
        private void drawFontAsColumnScan(Point pt, Graphics graph, List<byte> list, Size fontSize)
        {
            Pen pen;
            int mask;
            int bytesPerLine = (int)Math.Ceiling((decimal)fontSize.Width / 8);
            List<byte>.Enumerator enm = list.GetEnumerator();
            enm.MoveNext();
            byte byteData = enm.Current;
            for (int col = 0; col < fontSize.Width; col++)
            {
                for (int bytes = 0; bytes < bytesPerLine; bytes++)
                {
                    mask = 0x80;
                    for (int bits = 0; bits < 8; bits++)
                    {
                        pen = ((byteData & mask) == mask ? Pens.Black : Pens.White);
                        graph.DrawRectangle(pen, pt.X, pt.Y, 1, 1);
                        mask = mask >> 1;
                        pt.Y += 1;

                        if (bytes * 8 + bits == fontSize.Height - 1) break;
                    }
                    enm.MoveNext();
                    byteData = enm.Current;
                }
                pt.X += 1;
                pt.Y -= fontSize.Height;
            }
        }

        private void Form1_FormClosed(object sender, FormClosedEventArgs e)
        {
            if (pFontReadStream != null)
            {
                pFontReadStream.Close();
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            drawPage(++pPageNo);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (pPageNo == 0) return;

            drawPage(--pPageNo);
        }

        private void button3_Click(object sender, EventArgs e)
        {
            if (pFontReadStream == null) return;

            if (this.saveFileDialog1.ShowDialog() != System.Windows.Forms.DialogResult.OK)
                return;

            System.IO.Stream ss = this.saveFileDialog1.OpenFile();
            System.IO.StreamWriter sw = new System.IO.StreamWriter(ss);
            pFontReadStream.Position = 0;

            int byt;
            int pos = 0;
            while (true)
            {
                byt = pFontReadStream.ReadByte();
                if (byt == -1) break;

                pos++;
                if (pos == 32)
                {
                    sw.WriteLine("0x" + byt.ToString("X2") + ",");
                    pos = 0;
                }
                else
                {
                    sw.Write("0x" + byt.ToString("X2") + ",");
                }
            }

            sw.Close();
            MessageBox.Show("Font array export done.");
        }

        private void radioButton1_CheckedChanged(object sender, EventArgs e)
        {
            drawPage(pPageNo);
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            this.pFontSize = getSize(this.comboBox1.SelectedItem.ToString());
            redraw();
        }
    }
}


FormOpenFontDialog.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace HZK
{
    public partial class FormOpenFontDialog : Form
    {
        string pFontSize = null;

        public FormOpenFontDialog()
        {
            InitializeComponent();

            string[] fontSizeList = Form1.getFontSizeList();
            string prevFontSize = null;
            Size radioSize = new Size(120, 30);
            int radioOriX = 25;
            Point radioLocation = new Point(radioOriX, 30);
            foreach (string fontSize in fontSizeList)
            {
                if (prevFontSize == null) 
                {
                    prevFontSize = fontSize.Substring(0, 2);
                }
                else if (fontSize.Substring(0, 2) != prevFontSize)
                {
                    radioLocation.Y += radioSize.Height;
                    radioLocation.X = radioOriX;
                    prevFontSize = fontSize.Substring(0, 2);
                }

                RadioButton radio = new RadioButton();
                radio.Text = fontSize;
                radio.Location = radioLocation;
                radio.CheckedChanged += new System.EventHandler(this.radio_CheckedChanged);
                this.groupBox1.Controls.Add(radio);

                radioLocation.X += radioSize.Width;
            }
        }

        private void btnPickFont_Click(object sender, EventArgs e)
        {
            if (this.openFileDialog1.ShowDialog() != System.Windows.Forms.DialogResult.OK)
                return;

            this.txtFontFile.Text = this.openFileDialog1.FileName;
        }

        private void button3_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.Cancel;
        }

        public string getFontFileName()
        {
            return this.txtFontFile.Text;
        }

        public System.IO.Stream getFontFileStream()
        {
            if (this.txtFontFile.Text.Length != 0)
            {
                return this.openFileDialog1.OpenFile();
            }

            return null;
        }

        public string getFontSize()
        {
            return pFontSize;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (this.txtFontFile.Text.Length == 0)
            {
                MessageBox.Show("Please select font file.");
                return;
            }

            if (pFontSize == null)
            {
                MessageBox.Show("Please select font type.");
                return;
            }

            this.DialogResult = DialogResult.OK;
        }

        private void radio_CheckedChanged(object sender, EventArgs e)
        {
            pFontSize = ((RadioButton)sender).Text;
        }
    }
}


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