/// <summary>
/// ﾄﾞｯﾄ線を描写します。
/// </summary>
/// <param name="bitmap">ﾋﾞｯﾄﾏｯﾌﾟｲﾒｰｼﾞ</param>
/// <param name="margin">余白(左と上を使用)</param>
/// <param name="begin">開始位置</param>
/// <param name="end">終了位置</param>
/// <param name="color">色</param>
public static void DrawLineDotted(this WriteableBitmap bitmap, Thickness margin, Point begin, Point end, Color color, int dotSpace, int dotLength)
{
begin.X += margin.Left;
begin.Y += margin.Top;
end.X += margin.Left;
end.Y += margin.Top;
bitmap.DrawLineDotted(begin, end, color, dotSpace, dotLength);
//bitmap.DrawLineDotted(new Point(begin.X + margin.Left, begin.Y + margin.Top), new Point(end.X + margin.Left, end.Y + margin.Top), color, dotSpace, dotLength);
}
public static void DrawDotted(WriteableBitmap bitmap,
Color backColor, Color grid5mmColor, Color grid1mmColor,
int dotsPerMm)
{
if (bitmap == null)
{
throw new ArgumentNullException(nameof(bitmap));
}
bitmap.Clear(backColor);
var dotsPer5mm = dotsPerMm * 5;
// 5mm, horz
for (int y = 0; y < bitmap.PixelHeight; y += dotsPer5mm)
{
bitmap.DrawLineDotted(0, y, bitmap.PixelWidth, y, 1, 1, grid5mmColor);
}
// 5mm, vert
for (int x = 0; x < bitmap.PixelWidth; x += dotsPer5mm)
{
bitmap.DrawLineDotted(x, 0, x, bitmap.PixelHeight, 1, 1, grid5mmColor);
}
// 1mm
for (int y = 0; y < bitmap.PixelHeight; y += dotsPerMm)
{
if (y % dotsPer5mm == 0)
{
continue;
}
for (int x = 0; x < bitmap.PixelWidth; x += dotsPerMm)
{
if (x % dotsPer5mm == 0)
{
continue;
}
bitmap.SetPixel(x, y, grid1mmColor);
}
}
}
/// <summary>
/// X軸とY軸の目盛り線を描写します。
/// </summary>
/// <param name="dc">ﾚﾝﾀﾞｰ</param>
private void DrawXYScale(DateOrTimeSingleChart container, WriteableBitmap dc)
{
foreach (var i in Enumerable.Range(0, container.XScaleSplit + 1))
{
var x = GWidth / container.XScaleSplit * i;
dc.DrawLineDotted(
Margin,
new Point(x, 1),
new Point(x, GHeight),
Color,
Util.DotSpace,
Util.DotLength
);
dc.DrawLine(
Margin,
new Point(x, GHeight + Util.ScaleLineLength),
new Point(x, GHeight),
Color
);
}
foreach (var i in Enumerable.Range(0, YScaleSplit + 1))
{
var y = GHeight / YScaleSplit * i;
dc.DrawLineDotted(
Margin,
new Point(0, y),
new Point(GWidth, y),
Color,
Util.DotSpace,
Util.DotLength
);
dc.DrawLine(
Margin,
new Point(Util.ScaleLineLength * -1, y),
new Point(0, y),
Color
);
}
}
/// <summary>
/// Draws the different types of shapes.
/// </summary>
private void DrawStaticShapes()
{
// Wrap updates in a GetContext call, to prevent invalidation and nested locking/unlocking during this block
using (writeableBmp.GetBitmapContext())
{
// Init some size vars
int w = this.writeableBmp.PixelWidth - 2;
int h = this.writeableBmp.PixelHeight - 2;
int w3rd = w / 3;
int h3rd = h / 3;
int w6th = w3rd >> 1;
int h6th = h3rd >> 1;
// Clear
writeableBmp.Clear();
// Draw some points
for (int i = 0; i < 200; i++)
{
writeableBmp.SetPixel(rand.Next(w3rd), rand.Next(h3rd), GetRandomColor());
}
// Draw Standard shapes
writeableBmp.DrawLine(rand.Next(w3rd, w3rd * 2), rand.Next(h3rd), rand.Next(w3rd, w3rd * 2), rand.Next(h3rd),
GetRandomColor());
writeableBmp.DrawTriangle(rand.Next(w3rd * 2, w - w6th), rand.Next(h6th), rand.Next(w3rd * 2, w),
rand.Next(h6th, h3rd), rand.Next(w - w6th, w), rand.Next(h3rd),
GetRandomColor());
writeableBmp.DrawQuad(rand.Next(0, w6th), rand.Next(h3rd, h3rd + h6th), rand.Next(w6th, w3rd),
rand.Next(h3rd, h3rd + h6th), rand.Next(w6th, w3rd),
rand.Next(h3rd + h6th, 2 * h3rd), rand.Next(0, w6th), rand.Next(h3rd + h6th, 2 * h3rd),
GetRandomColor());
writeableBmp.DrawRectangle(rand.Next(w3rd, w3rd + w6th), rand.Next(h3rd, h3rd + h6th),
rand.Next(w3rd + w6th, w3rd * 2), rand.Next(h3rd + h6th, 2 * h3rd),
GetRandomColor());
// Random polyline
int[] p = new int[rand.Next(7, 10) * 2];
for (int j = 0; j < p.Length; j += 2)
{
p[j] = rand.Next(w3rd * 2, w);
p[j + 1] = rand.Next(h3rd, 2 * h3rd);
}
writeableBmp.DrawPolyline(p, GetRandomColor());
// Random closed polyline
p = new int[rand.Next(6, 9) * 2];
for (int j = 0; j < p.Length - 2; j += 2)
{
p[j] = rand.Next(w3rd);
p[j + 1] = rand.Next(2 * h3rd, h);
}
p[p.Length - 2] = p[0];
p[p.Length - 1] = p[1];
writeableBmp.DrawPolyline(p, GetRandomColor());
// Ellipses
writeableBmp.DrawEllipse(rand.Next(w3rd, w3rd + w6th), rand.Next(h3rd * 2, h - h6th),
rand.Next(w3rd + w6th, w3rd * 2), rand.Next(h - h6th, h), GetRandomColor());
writeableBmp.DrawEllipseCentered(w - w6th, h - h6th, w6th >> 1, h6th >> 1, GetRandomColor());
// Draw Grid
writeableBmp.DrawLineDotted(0, h3rd, w, h3rd, 2, 4, Colors.Black);
writeableBmp.DrawLineDotted(0, 2 * h3rd, w, 2 * h3rd, 2, 4, Colors.Black);
writeableBmp.DrawLineDotted(w3rd, 0, w3rd, h, 2, 4, Colors.Black);
writeableBmp.DrawLineDotted(2 * w3rd, 0, 2 * w3rd, h, 2, 4, Colors.Black);
// Invalidates on exit of using block
}
}
/// <summary>
/// ﾄﾞｯﾄ線を描写します。
/// </summary>
/// <param name="bitmap">ﾋﾞｯﾄﾏｯﾌﾟｲﾒｰｼﾞ</param>
/// <param name="begin">開始位置</param>
/// <param name="end">終了位置</param>
/// <param name="color">色</param>
public static void DrawLineDotted(this WriteableBitmap bitmap, Point begin, Point end, Color color, int dotSpace, int dotLength)
{
bitmap.DrawLineDotted((int)begin.X + 1, (int)begin.Y + 1, (int)end.X + 1, (int)end.Y + 1, dotSpace, dotLength, color);
}
