203 lines
8.6 KiB
C#
203 lines
8.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace ProductionControl
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{
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public partial class Form1 : Form
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{
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public Form1()
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{
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InitializeComponent();
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}
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private void button1_Click(object sender, EventArgs e)
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{
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try
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{
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//int ret = API.GWQ_CallShowPDF(0, 'K', 9600, this.textBox1.Text.Trim(), this.textBox2.Text.Trim(), "", "");
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//if (ret != 0)
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// MessageBox.Show("失败，ret="+ret, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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catch (Exception ex)
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{
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MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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private double ratio = 1; // 图片的起始显示比例
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private double ratioStep = 0.1;
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private Size pic_size;
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private int xPos;
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private int yPos;
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private void Form1_Load(object sender, EventArgs e)
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{
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var bmp = Bitmap.FromFile("f:\\1.jpg");
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Size size = bmp.Size;
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this.panel1.ClientSize = new Size(this.panel1.ClientSize.Width,
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(int)(this.panel1.ClientSize.Width * (size.Height * 1.0f / size.Width)));
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this.pictureBox1.Size = this.panel1.ClientSize;
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this.pictureBox1.Location = new Point(0, 0);
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this.pictureBox1.Image = bmp;
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pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
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pictureBox1.MouseWheel += new MouseEventHandler(pictureBox1_MouseWheel);
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pictureBox1.MouseMove += pictureBox1_MouseMove;
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pictureBox1.MouseDown += pictureBox1_MouseDown;
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this.ActiveControl = this.pictureBox1; // 设置焦点
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pic_size = this.panel1.ClientSize;
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//
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//MessageBox.Show("菜单栏厚度" + SystemInformation.MenuHeight.ToString()); //获取标准菜单栏的厚度
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//MessageBox.Show("标题栏厚度" + SystemInformation.CaptionHeight.ToString()); //获取标准标题栏的厚度
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this.Height = panel1.Bottom+ SystemInformation.CaptionHeight + SystemInformation.MenuHeight+ statusStrip1.Height;
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}
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private void panel1_SizeChanged(object sender, EventArgs e)
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{
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pic_size = this.panel1.ClientSize;
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}
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private void pictureBox1_MouseWheel(object sender, MouseEventArgs e)
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{
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Point pictureBoxPoint = this.PointToClient(Cursor.Position);
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//this.Text = $"{e.X}:{e.Y}; {pictureBoxPoint.X}:{pictureBoxPoint.Y}; {pictureBox1.Left}:{pictureBox1.Top}; " +
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// $"{this.pictureBox1.Width}:{this.pictureBox1.Height}; {this.Width}:{this.Height}; " +
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// $"Cursor:{Cursor.Position.X}:{Cursor.Position.Y}";
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if (e.Delta > 0)
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{
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ratio += ratioStep;
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if (ratio > 100) // 放大上限
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ratio = 100;
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else
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{
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int x = (int)(pictureBox1.Left-e.X * (e.X * 1.0d / pictureBox1.Width * ratioStep) + 0.5);
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int y = (int)(pictureBox1.Top- e.Y * (e.Y * 1.0d / pictureBox1.Height * ratioStep) + 0.5);
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//this.Text = $"{pictureBox1.Width}-{pic_size.Width};{ratio}，{pictureBox1.Left}-{e.X}* 比例:{e.X*1.0d/pictureBox1.Width}={e.X}/{pictureBox1.Width} * {(ratioStep)}={x} | " +
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// $"{pictureBox1.Top}-{e.Y}* {e.Y * 1.0f / pictureBox1.Height * (ratio - 1.0d)}={y}";
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this.changePictureBoxSize(new Point(x, y), ratio);
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}
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}
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else if (ratio - ratioStep >= 1)
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{
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ratio -= ratioStep;
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//if (ratio < 0.1) // 放大下限
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// ratio = 0.1;
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//else
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int x = (int)(pictureBox1.Left + e.X * (e.X * 1.0d / pictureBox1.Width * ratioStep) + 0.5);
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int y = (int)(pictureBox1.Top + e.Y * (e.Y * 1.0d / pictureBox1.Height * ratioStep) +0.5);
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this.changePictureBoxSize(new Point(x, y), ratio);
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}
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}
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private void changePictureBoxSize(Point location, double ratio)
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{
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var picSize = pictureBox1.Size;
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picSize.Width = Convert.ToInt32(pic_size.Width * ratio);
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picSize.Height = Convert.ToInt32(pic_size.Height * ratio);
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pictureBox1.Size = picSize;
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if (location.X > 0) location.X = 0;
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if (location.Y > 0) location.Y = 0;
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if (picSize.Width+location.X <this.panel1.ClientSize.Width) location.X = -(picSize.Width- this.panel1.ClientSize.Width);
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if (picSize.Height + location.Y < this.panel1.ClientSize.Height) location.Y = -(picSize.Height - this.panel1.ClientSize.Height);
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//Point location = new Point();
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//location.X = (this.ClientSize.Width - this.pictureBox1.Width) / 2;
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//location.Y = (this.ClientSize.Height - this.pictureBox1.Height) / 2;
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this.pictureBox1.Location = location;
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}
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private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
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{
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try
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{
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// 鼠标按下拖拽图片
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if (e.Button == MouseButtons.Left)
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{
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this.Text = $"{e.X}:{e.Y};{xPos}:{yPos}";
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// 限制拖拽出框
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if (pictureBox1.Width > this.panel1.ClientSize.Width
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|| pictureBox1.Height > this.panel1.ClientSize.Height)
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{
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int moveX = e.X - xPos;
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int moveY = e.Y - yPos;
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if ((pictureBox1.Left + moveX) <= 0
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&& (pictureBox1.Top + moveY) <= 0
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&& (pictureBox1.Right + moveX) >= this.panel1.ClientSize.Width
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&& (pictureBox1.Bottom + moveY) >= this.panel1.ClientSize.Height)
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{
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pictureBox1.Left += moveX;//设置x坐标.
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pictureBox1.Top += moveY;//设置y坐标.
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}
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}
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}
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}
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catch (Exception dd)
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{
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MessageBox.Show(dd.Message);
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}
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}
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private void pictureBox1_MouseDown(object sender, MouseEventArgs e)
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{
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xPos = e.X;//当前x坐标.
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yPos = e.Y;//当前y坐标.
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}
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//--------------
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void pictureBox1_MouseWheel1(object sender, MouseEventArgs e)//鼠标滚轮事件
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{
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double step = 1.2;//缩放倍率
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if (e.Delta > 0)
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{
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if (pictureBox1.Height >= Screen.PrimaryScreen.Bounds.Height * 10)
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return;
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pictureBox1.Height = (int)(pictureBox1.Height * step);
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pictureBox1.Width = (int)(pictureBox1.Width * step);
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int px = Cursor.Position.X - pictureBox1.Location.X;
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int py = Cursor.Position.Y - pictureBox1.Location.Y;
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int px_add = (int)(px * (step - 1.0));
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int py_add = (int)(py * (step - 1.0));
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pictureBox1.Location = new Point(pictureBox1.Location.X - px_add, pictureBox1.Location.Y - py_add);
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Application.DoEvents();
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}
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else
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{
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if (pictureBox1.Height <= Screen.PrimaryScreen.Bounds.Height) return;
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pictureBox1.Height = (int)(pictureBox1.Height / step);
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pictureBox1.Width = (int)(pictureBox1.Width / step);
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int px = Cursor.Position.X - pictureBox1.Location.X;
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int py = Cursor.Position.Y - pictureBox1.Location.Y;
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int px_add = (int)(px * (1.0 - 1.0 / step));
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int py_add = (int)(py * (1.0 - 1.0 / step));
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pictureBox1.Location = new Point(pictureBox1.Location.X + px_add, pictureBox1.Location.Y + py_add);
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Application.DoEvents();
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}
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}
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private void tsbtnClose_Click(object sender, EventArgs e)
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{
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this.checkBox1.Checked = !this.checkBox1.Checked;
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//this.panel1.Width *= 2;
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//this.panel1.Height *= 2;
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}
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private void checkBox1_CheckedChanged(object sender, EventArgs e)
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{
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this.Text=this.checkBox1.Checked.ToString();
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}
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private void tsbtnMakeTag_Click(object sender, EventArgs e)
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{
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}
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}
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}
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