private void temperatureToolStripMenuItem_click(object sender, EventArgs e)
{
TemperaturePanel.BringToFront();
menuStrip1.BringToFront();
TemperaturePanel.Enabled = true;
BasicPanel.Enabled = false;
SetDefault(tempBtnConvert);
}
/// <summary>
/// 画点和图
/// </summary>
/// <param name="temperature"></param>
private void Draw(double temperature)
{
temperatureText[num] = temperature;
float y = (float)(temperature - 20) * 50;
pointf[num] = new PointF(move1 += 25f, y);
System.Diagnostics.Debug.WriteLine("PointF.Owid:" + pointf[num].X + ", Pointf.Ohei:" + pointf[num].Y);
pointf[num].Y = TemperaturePanel.Height - move - pointf[num].Y;
System.Diagnostics.Debug.WriteLine("PointF.wid:" + pointf[num].X + ", Pointf.hei:" + pointf[num].Y);
drawline.DrawFillEllipse(graphics, pointf[num]);
//drawline.DrawTextBox(graphics, Convert.ToString(temperature), pointf[num]);
drawline.DrawTextBox(graphics, Convert.ToString(count++), pointf[num]);
switch (num)
{
case 0:
num++;
break;
case 20:
bitmap = new Bitmap(TemperaturePanel.Width, TemperaturePanel.Height);
graphics = Graphics.FromImage(bitmap);
graphics.Clear(Color.White);
for (int i = 0; i < num; i++)
{
pointf[i] = pointf[i + 1];
temperatureText[i] = temperatureText[i + 1];
}
DrawOldLine(pointf, temperatureText);
// num=num-1;
break;
default:
if (alarmTemperature == 0)
{
drawline.Drawline(graphics, pointf[num - 1], pointf[num], lineColor);
}
// pointf[num].Y = TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50;
else
{
drawline.Drawline(graphics, pointf[num - 1], pointf[num], lineColor, (float)TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50);
}
num++;
break;
}
TemperaturePanel.Refresh();
}
/// <summary>
/// 清空温度折线图
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void clearTeampaturebutton_Click(object sender, EventArgs e)
{
bitmap = new Bitmap(TemperaturePanel.Width, TemperaturePanel.Height);
graphics = Graphics.FromImage(bitmap);
graphics.Clear(Color.White);
num = 0;
move1 = move;
count = 1; //一次性点的个数
TemperaturePanel.Refresh();
// logWriter.WriteLine(DateTime.Now.ToString() + ": " + LoginForm.userType + '\t' + LoginForm.userName + "\t 点击清除图片");
}
/// <summary>
/// 折线实时更新，折线先后拖曳
/// </summary>
/// <param name="temperature"></param>
private void DrawOldLine(PointF[] oldPointf, double[] oldWenDu)
{
if (alarmTextBox.Text.Trim().Length > 0)
{
alarmTemperature = Convert.ToDouble(alarmTextBox.Text);
float newX = TemperaturePanel.Width - move;
float newY = (float)TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50;
//画温度警报线
PointF px1 = new PointF(move, newY);
PointF px2 = new PointF(newX, newY);
graphics.DrawLine(new Pen(Brushes.Red, 2), px1, px2);
//drawline.Drawline(graphics, pointf[num - 1], pointf[num], lineColor, (float)TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50);
}
float move2 = TemperaturePanel.Width - move;
float x = move1;
int count2 = count;
PointF[] p = new PointF[20];
for (int i = num - 1; i >= 0; i--)
{
float y = (float)(oldWenDu[i] - 20) * 50;
oldPointf[i] = new PointF(move2, y);
oldPointf[i].Y = TemperaturePanel.Height - move - oldPointf[i].Y;
drawline.DrawFillEllipse(graphics, oldPointf[i]);
drawline.DrawTextBox(graphics, Convert.ToString(count2--), oldPointf[i]);
move2 -= 25f;
p[i] = oldPointf[i];
}
for (int i = 1; i < 20; i++)
{
if (alarmTemperature == 0)
{
drawline.Drawline(graphics, p[i - 1], pointf[i], lineColor);
}
// pointf[num].Y = TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50;
else
{
drawline.Drawline(graphics, pointf[i - 1], pointf[i], lineColor, (float)TemperaturePanel.Height - move - (float)(alarmTemperature - 20) * 50);
}
}
// graphics.DrawLines(lineColor, p);
TemperaturePanel.Refresh();
}
