using System;
using System.Drawing;namespace Chapter10_App
{
/// <summary>
/// SevenSegmentDisplay에 대한 요약 설명입니다.
/// </summary>
public class SevenSegmentDisplay
{
Graphics _grfx;
static byte[,] bySegment = { {1, 1, 1, 0, 1, 1, 1}, //0
{0, 0, 1, 0, 0, 1, 0}, //1
{1, 0, 1, 1, 1, 0, 1}, //2
{1, 0, 1, 1, 0, 1, 1}, //3
{0, 1, 1, 1, 0, 1, 0}, //4
{1, 1, 0, 1, 0, 1, 1}, //5
{1, 1, 0, 1, 1, 1, 1}, //6
{1, 0, 1, 0, 0, 1, 0}, //7
{1, 1, 1, 1, 1, 1, 1}, //8
{1, 1, 1, 1, 0, 1, 1} }; //9
readonly Point[][] _apt = new Point[7][];
public SevenSegmentDisplay(Graphics grfx)
{
_grfx = grfx;
_apt[0] = new Point[]{new Point(3, 2), new Point(39, 2),
new Point(31, 10), new Point(11, 10)};
_apt[1] = new Point[]{new Point(2, 3), new Point(10, 11),
new Point(10, 31), new Point(2, 35)};
_apt[2] = new Point[]{new Point(40, 3), new Point(40, 35),
new Point(32, 31), new Point(32, 11)};
_apt[3] = new Point[]{new Point(3, 36), new Point(11, 32),
new Point(31, 32), new Point(39, 36),
new Point(31, 40), new Point(11, 40)};
_apt[4] = new Point[]{new Point(2, 37), new Point(10, 41),
new Point(10, 61), new Point(2, 69)};
_apt[5] = new Point[]{new Point(40, 37), new Point(40, 69),
new Point(32, 61), new Point(32, 41)};
_apt[6] = new Point[]{new Point(11, 62), new Point(31, 62),
new Point(39, 70), new Point(3, 70)};}
public SizeF MeasureString(string str, Font font)
{
SizeF sizef = new SizeF(0, _grfx.DpiX * font.SizeInPoints / 72);for(int i = 0 ; i < str.Length ; i++)
{
if( (Char.IsDigit(str[i])) || (str[i] == '=>') )
{
sizef.Width += 42 * _grfx.DpiX * font.SizeInPoints / 72 / 72;
}
}return sizef;
}
void Fill(Point[] apt, Font font, Brush brush, float x, float y)
{
PointF[] aptf = new PointF[apt.Length];for(int i = 0 ; i < apt.Length ; i++)
{
aptf[i].X = x + apt[i].X * _grfx.DpiX * font.SizeInPoints / 72 / 72;
aptf[i].Y = y + apt[i].Y * _grfx.DpiY * font.SizeInPoints / 72 / 72;
}
_grfx.FillPolygon(brush, aptf);
}float Number(int num, Font font, Brush brush, float x, float y)
{
for(int i = 0 ; i < _apt.Length ; i++)
{
if(bySegment[num, i] == 1)
{
Fill(_apt[i], font, brush, x, y);
}
}return x + 42 * _grfx.DpiX * font.SizeInPoints / 72 / 72;
}float Colon(Font font, Brush brush, float x, float y)
{
Point[][] apt = new Point[2][];apt[0] = new Point[]{ new Point(2, 21), new Point(6, 17),
new Point(10, 21), new Point(6, 25)};
apt[1] = new Point[]{ new Point(2, 51), new Point(6, 47),
new Point(10, 51), new Point(6, 55)};for(int i = 0 ; i < apt.Length ; i++)
{
Fill(apt[i], font, brush, x, y);
}return x + 12 * _grfx.DpiX * font.SizeInPoints / 72 / 72;
}public void DrawString(string str, Font font, Brush brush, float x, float y)
{
for(int i = 0 ; i < str.Length ; i++)
{
if(Char.IsDigit(str[i]))
{
x = Number(str[i] - '0', font, brush, x, y);
}
else if(str[i] == '=>')
{
x = Colon(font, brush, x, y);
}
}
}
}
}
