708 lines
30 KiB
C#
708 lines
30 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Text;
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using System.Windows.Forms;
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using System.Drawing.Imaging;
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using System.Runtime.InteropServices;
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namespace _SCREEN_CAPTURE
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{
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/// <summary>
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///
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/// </summary>
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internal partial class ImageProcessBox : Control
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{
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/// <summary>
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///
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/// </summary>
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public ImageProcessBox() {
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InitializeComponent();
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InitMember();
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this.ForeColor = Color.White;
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this.BackColor = Color.Black;
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this.Dock = DockStyle.Fill;
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this.SetStyle(ControlStyles.ResizeRedraw, true);
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this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
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this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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this.SetStyle(ControlStyles.UserPaint, true);
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this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
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}
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private void InitMember() {
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this.dotColor = Color.Yellow;
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this.lineColor = Color.Cyan;
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this.magnifySize = new Size(15, 15);
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this.magnifyTimes = 7;
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this.isDrawOperationDot = true;
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this.isSetClip = true;
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this.isShowInfo = true;
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this.autoSizeFromImage = true;
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this.canReset = true;
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m_pen = new Pen(lineColor, 1);
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m_sb = new SolidBrush(dotColor);
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this.selectedRectangle = new Rectangle();
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this.ClearDraw();
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m_rectDots = new Rectangle[8];
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for (int i = 0; i < 8; i++) {
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m_rectDots[i] = new Rectangle(-10, -10, 5, 5);
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}
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}
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/// <summary>
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///
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/// </summary>
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//貌似析构函数不执行
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~ImageProcessBox() {
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m_pen.Dispose();
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m_sb.Dispose();
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m_bmpDark.Dispose();
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this.baseImage.Dispose();
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}
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/// <summary>
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///
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/// </summary>
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public void DeleResource() {
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m_pen.Dispose();
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m_sb.Dispose();
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if (this.baseImage != null) {
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m_bmpDark.Dispose();
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this.baseImage.Dispose();
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}
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}
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#region Properties
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private Image baseImage;
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/// <summary>
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/// 获取或设置用于被操作的图像
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/// </summary>
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[Category("Custom"), Description("获取或设置用于被操作的图像")]
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public Image BaseImage {
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get { return baseImage; }
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set {
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baseImage = value;
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this.BuildBitmap();
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}
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}
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private Color dotColor;
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/// <summary>
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/// 获取或设置操作框点的颜色
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/// </summary>
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[Description("获取或设置操作框点的颜色")]
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[DefaultValue(typeof(Color), "Yellow"), Category("Custom")]
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public Color DotColor {
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get { return dotColor; }
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set { dotColor = value; }
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}
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private Color lineColor;
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/// <summary>
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/// 获取或设置操作框线条的颜色
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/// </summary>
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[Description("获取或设置操作框线条的颜色")]
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[DefaultValue(typeof(Color), "Cyan"), Category("Custom")]
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public Color LineColor {
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get { return lineColor; }
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set { lineColor = value; }
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}
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private Rectangle selectedRectangle;
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/// <summary>
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/// 获取当前选中的区域
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/// </summary>
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[Browsable(false)]
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public Rectangle SelectedRectangle {
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get {
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Rectangle rectTemp = selectedRectangle;
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rectTemp.Width++; rectTemp.Height++;
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return rectTemp;
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}
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}
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private Size magnifySize;
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/// <summary>
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/// 获取或设置放大图像的原图大小尺寸
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/// </summary>
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[Description("获取或设置放大图像的原图大小尺寸")]
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[DefaultValue(typeof(Size), "15,15"), Category("Custom")]
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public Size MagnifySize {
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get { return magnifySize; }
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set {
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magnifySize = value;
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if (magnifySize.Width < 5) magnifySize.Width = 5;
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if (magnifySize.Width > 20) magnifySize.Width = 20;
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if (magnifySize.Height < 5) magnifySize.Height = 5;
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if (magnifySize.Height > 20) magnifySize.Height = 20;
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}
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}
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private int magnifyTimes;
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/// <summary>
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/// 获取或设置图像放大的倍数
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/// </summary>
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[Description("获取或设置图像放大的倍数")]
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[DefaultValue(7), Category("Custom")]
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public int MagnifyTimes {
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get { return magnifyTimes; }
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set {
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magnifyTimes = value;
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if (magnifyTimes < 3) magnifyTimes = 3;
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if (magnifyTimes > 10) magnifyTimes = 10;
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}
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}
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private bool isDrawOperationDot;
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/// <summary>
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/// 获取或设置是否绘制操作框点
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/// </summary>
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[Description("获取或设置是否绘制操作框点")]
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[DefaultValue(true), Category("Custom")]
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public bool IsDrawOperationDot {
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get { return isDrawOperationDot; }
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set {
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if (value == isDrawOperationDot) return;
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isDrawOperationDot = value;
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this.Invalidate();
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}
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}
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private bool isSetClip;
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/// <summary>
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/// 获取或设置是否限制鼠标操作区域
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/// </summary>
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[Description("获取或设置是否限制鼠标操作区域")]
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[DefaultValue(true), Category("Custom")]
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public bool IsSetClip {
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get { return isSetClip; }
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set { isSetClip = value; }
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}
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private bool isShowInfo;
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/// <summary>
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/// 获取或设置是否绘制信息展示
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/// </summary>
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[Description("获取或设置是否绘制信息展示")]
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[DefaultValue(true), Category("Custom")]
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public bool IsShowInfo {
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get { return isShowInfo; }
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set { isShowInfo = value; }
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}
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private bool autoSizeFromImage;
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/// <summary>
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/// 获取或设置是否根据图像大小自动调整控件尺寸
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/// </summary>
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[Description("获取或设置是否根据图像大小自动调整控件尺寸")]
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[DefaultValue(true), Category("Custom")]
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public bool AutoSizeFromImage {
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get { return autoSizeFromImage; }
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set {
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if (value && this.baseImage != null) {
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this.Width = this.baseImage.Width;
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this.Height = this.baseImage.Height;
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}
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autoSizeFromImage = value;
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}
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}
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private bool isDrawed;
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/// <summary>
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/// 获取当前是否绘制的有区域
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/// </summary>
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[Browsable(false)]
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public bool IsDrawed {
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get { return isDrawed; }
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}
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private bool isStartDraw;
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/// <summary>
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/// 获取当前是否开始绘制
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/// </summary>
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[Browsable(false)]
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public bool IsStartDraw {
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get { return isStartDraw; }
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}
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private bool isMoving;
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/// <summary>
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/// 获取当前操作框是否正在移动
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/// </summary>
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[Browsable(false)]
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public bool IsMoving {
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get { return isMoving; }
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}
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private bool canReset;
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/// <summary>
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/// 获取或设置操作框是否锁定
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/// </summary>
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[Browsable(false)]
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public bool CanReset {
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get { return canReset; }
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set {
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canReset = value;
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if (!canReset) this.Cursor = Cursors.Default;
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}
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}
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#endregion
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#region Member variable
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private bool m_bMouseEnter;
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private bool m_bLockH;
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private bool m_bLockW;
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private Point m_ptOriginal;
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private Point m_ptCurrent;
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private Point m_ptTempStarPos;
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private Rectangle[] m_rectDots;
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private Rectangle m_rectClip;
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private Bitmap m_bmpDark;
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private Pen m_pen;
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private SolidBrush m_sb;
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#endregion
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/// <summary>
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///
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseDown(MouseEventArgs e) {
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if (e.Button == MouseButtons.Left) { //根据情况是否开始绘制操作框
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if (!this.IsDrawed || this.Cursor != Cursors.Default) {
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m_rectClip = this.DisplayRectangle;
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if (this.baseImage != null) {
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if (this.isSetClip) {
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if (e.X > this.baseImage.Width || e.Y > this.baseImage.Height) return;
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m_rectClip.Intersect(new Rectangle(0, 0, this.baseImage.Width, this.baseImage.Height));
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}
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}
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Cursor.Clip = RectangleToScreen(m_rectClip);
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isStartDraw = true;
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m_ptOriginal = e.Location;
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}
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}
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this.Focus();
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base.OnMouseDown(e);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="e"></param>
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protected override void OnMouseMove(MouseEventArgs e) {
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m_ptCurrent = e.Location;
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m_bMouseEnter = true;
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#region Process OperationBox
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if (isDrawed && this.canReset) { //如果已经绘制 并且可以操作选取 判断操作类型
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this.SetCursorStyle(e.Location);
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if (isStartDraw && this.isDrawOperationDot) {
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if (m_rectDots[0].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.X = this.selectedRectangle.Right;
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m_ptOriginal.Y = this.selectedRectangle.Bottom;
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} else if (m_rectDots[1].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.Y = this.selectedRectangle.Bottom;
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m_bLockW = true;
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} else if (m_rectDots[2].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.X = this.selectedRectangle.X;
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m_ptOriginal.Y = this.selectedRectangle.Bottom;
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} else if (m_rectDots[3].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.X = this.selectedRectangle.Right;
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m_bLockH = true;
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} else if (m_rectDots[4].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.X = this.selectedRectangle.X;
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m_bLockH = true;
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} else if (m_rectDots[5].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.X = this.selectedRectangle.Right;
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m_ptOriginal.Y = this.selectedRectangle.Y;
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} else if (m_rectDots[6].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal.Y = this.selectedRectangle.Y;
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m_bLockW = true;
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} else if (m_rectDots[7].Contains(e.Location)) {
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isDrawed = false;
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m_ptOriginal = this.selectedRectangle.Location;
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} else if (this.selectedRectangle.Contains(e.Location)) {
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isDrawed = false;
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isMoving = true;
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}
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}
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base.OnMouseMove(e);
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return;
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}
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#endregion
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#region Calculate the operationbox
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if (isStartDraw) {
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if (isMoving) { //如果移动选区 只重置 location
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Point ptLast = this.selectedRectangle.Location;
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this.selectedRectangle.X = m_ptTempStarPos.X + e.X - m_ptOriginal.X;
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this.selectedRectangle.Y = m_ptTempStarPos.Y + e.Y - m_ptOriginal.Y;
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if (this.selectedRectangle.X < 0) this.selectedRectangle.X = 0;
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if (this.selectedRectangle.Y < 0) this.selectedRectangle.Y = 0;
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if (this.selectedRectangle.Right > m_rectClip.Width) this.selectedRectangle.X = m_rectClip.Width - this.selectedRectangle.Width - 1;
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|
|
if (this.selectedRectangle.Bottom > m_rectClip.Height) this.selectedRectangle.Y = m_rectClip.Height - this.selectedRectangle.Height - 1;
|
|||
|
|
if (this.Location == ptLast) return;
|
|||
|
|
} else { //其他情况 判断是锁定高 还是锁定宽
|
|||
|
|
if (Math.Abs(e.X - m_ptOriginal.X) > 1 || Math.Abs(e.Y - m_ptOriginal.Y) > 1) {
|
|||
|
|
if (!m_bLockW) {
|
|||
|
|
selectedRectangle.X = m_ptOriginal.X - e.X < 0 ? m_ptOriginal.X : e.X;
|
|||
|
|
selectedRectangle.Width = Math.Abs(m_ptOriginal.X - e.X);
|
|||
|
|
}
|
|||
|
|
if (!m_bLockH) {
|
|||
|
|
selectedRectangle.Y = m_ptOriginal.Y - e.Y < 0 ? m_ptOriginal.Y : e.Y;
|
|||
|
|
selectedRectangle.Height = Math.Abs(m_ptOriginal.Y - e.Y);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
if (this.baseImage != null && !isDrawed && !isMoving && isShowInfo)
|
|||
|
|
this.Invalidate();
|
|||
|
|
base.OnMouseMove(e);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
///
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="e"></param>
|
|||
|
|
protected override void OnMouseLeave(EventArgs e) {
|
|||
|
|
m_bMouseEnter = false;
|
|||
|
|
this.Invalidate();
|
|||
|
|
base.OnMouseLeave(e);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
///
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="e"></param>
|
|||
|
|
protected override void OnMouseUp(MouseEventArgs e) {
|
|||
|
|
if (e.Button == MouseButtons.Left) { //如果绘制太小 则视为无效
|
|||
|
|
if (this.selectedRectangle.Width >= 4 && this.selectedRectangle.Height >= 4)
|
|||
|
|
isDrawed = true;
|
|||
|
|
else
|
|||
|
|
this.ClearDraw();
|
|||
|
|
isMoving = m_bLockH = m_bLockW = false; //取消锁定
|
|||
|
|
isStartDraw = false;
|
|||
|
|
m_ptTempStarPos = this.selectedRectangle.Location;
|
|||
|
|
Cursor.Clip = new Rectangle();
|
|||
|
|
} else if (e.Button == MouseButtons.Right)
|
|||
|
|
this.ClearDraw();
|
|||
|
|
this.Invalidate();
|
|||
|
|
base.OnMouseUp(e);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 响应四个按键实现精确移动
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="e"></param>
|
|||
|
|
protected override void OnKeyPress(KeyPressEventArgs e) {
|
|||
|
|
if (e.KeyChar == 'w')
|
|||
|
|
Win32.SetCursorPos(MousePosition.X, MousePosition.Y - 1);
|
|||
|
|
else if (e.KeyChar == 's')
|
|||
|
|
Win32.SetCursorPos(MousePosition.X, MousePosition.Y + 1);
|
|||
|
|
else if (e.KeyChar == 'a')
|
|||
|
|
Win32.SetCursorPos(MousePosition.X - 1, MousePosition.Y);
|
|||
|
|
else if (e.KeyChar == 'd')
|
|||
|
|
Win32.SetCursorPos(MousePosition.X + 1, MousePosition.Y);
|
|||
|
|
base.OnKeyPress(e);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
///
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="e"></param>
|
|||
|
|
protected override void OnPaint(PaintEventArgs e) {
|
|||
|
|
Graphics g = e.Graphics;
|
|||
|
|
if (this.baseImage != null) {
|
|||
|
|
g.DrawImage(m_bmpDark, 0, 0);
|
|||
|
|
g.DrawImage(this.baseImage, this.selectedRectangle, this.selectedRectangle, GraphicsUnit.Pixel);
|
|||
|
|
}
|
|||
|
|
this.DrawOperationBox(g);
|
|||
|
|
if (this.baseImage != null && !isDrawed && !isMoving && m_bMouseEnter && isShowInfo)
|
|||
|
|
DrawInfo(e.Graphics);
|
|||
|
|
base.OnPaint(e);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 绘制操作框
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="g"></param>
|
|||
|
|
protected virtual void DrawOperationBox(Graphics g) {
|
|||
|
|
|
|||
|
|
#region Draw SizeInfo
|
|||
|
|
|
|||
|
|
string strDrawSize = "X:" + this.selectedRectangle.X + " Y:" + this.selectedRectangle.Y +
|
|||
|
|
" W:" + (this.selectedRectangle.Width + 1) + " H:" + (this.selectedRectangle.Height + 1);
|
|||
|
|
Size seStr = TextRenderer.MeasureText(strDrawSize, this.Font);
|
|||
|
|
int tempX = this.selectedRectangle.X;
|
|||
|
|
int tempY = this.selectedRectangle.Y - seStr.Height - 5;
|
|||
|
|
if (!m_rectClip.IsEmpty)
|
|||
|
|
if (tempX + seStr.Width >= m_rectClip.Right) tempX -= seStr.Width;
|
|||
|
|
if (tempY <= 0) tempY += seStr.Height + 10;
|
|||
|
|
|
|||
|
|
m_sb.Color = Color.FromArgb(125, 0, 0, 0);
|
|||
|
|
g.FillRectangle(m_sb, tempX, tempY, seStr.Width, seStr.Height);
|
|||
|
|
m_sb.Color = this.ForeColor;
|
|||
|
|
g.DrawString(strDrawSize, this.Font, m_sb, tempX, tempY);
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
if (!this.isDrawOperationDot) {
|
|||
|
|
m_pen.Width = 3; m_pen.Color = this.lineColor;
|
|||
|
|
g.DrawRectangle(m_pen, this.selectedRectangle);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
//计算八个顶点位置
|
|||
|
|
m_rectDots[0].Y = m_rectDots[1].Y = m_rectDots[2].Y = this.selectedRectangle.Y - 2;
|
|||
|
|
m_rectDots[5].Y = m_rectDots[6].Y = m_rectDots[7].Y = this.selectedRectangle.Bottom - 2;
|
|||
|
|
m_rectDots[0].X = m_rectDots[3].X = m_rectDots[5].X = this.selectedRectangle.X - 2;
|
|||
|
|
m_rectDots[2].X = m_rectDots[4].X = m_rectDots[7].X = this.selectedRectangle.Right - 2;
|
|||
|
|
m_rectDots[3].Y = m_rectDots[4].Y = this.selectedRectangle.Y + this.selectedRectangle.Height / 2 - 2;
|
|||
|
|
m_rectDots[1].X = m_rectDots[6].X = this.selectedRectangle.X + this.selectedRectangle.Width / 2 - 2;
|
|||
|
|
m_pen.Width = 1; m_pen.Color = this.lineColor;
|
|||
|
|
g.DrawRectangle(m_pen, this.selectedRectangle);
|
|||
|
|
m_sb.Color = this.dotColor;
|
|||
|
|
foreach (Rectangle rect in m_rectDots) {
|
|||
|
|
g.FillRectangle(m_sb, rect);
|
|||
|
|
}
|
|||
|
|
if (this.selectedRectangle.Width <= 10 || this.selectedRectangle.Height <= 10)
|
|||
|
|
g.DrawRectangle(m_pen, this.selectedRectangle);
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 绘制图像放大信息
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="g"></param>
|
|||
|
|
protected virtual void DrawInfo(Graphics g) {
|
|||
|
|
|
|||
|
|
#region Calculate point
|
|||
|
|
|
|||
|
|
int tempX = m_ptCurrent.X + 20;
|
|||
|
|
int tempY = m_ptCurrent.Y + 20;
|
|||
|
|
int tempW = this.magnifySize.Width * this.magnifyTimes + 8;
|
|||
|
|
int tempH = this.magnifySize.Width * this.magnifyTimes + 12 + this.Font.Height * 3;
|
|||
|
|
if (!m_rectClip.IsEmpty) {
|
|||
|
|
if (tempX + tempW >= this.m_rectClip.Right) tempX -= tempW + 30;
|
|||
|
|
if (tempY + tempH >= this.m_rectClip.Bottom) tempY -= tempH + 30;
|
|||
|
|
} else {
|
|||
|
|
if (tempX + tempW >= this.ClientRectangle.Width) tempX -= tempW + 30;
|
|||
|
|
if (tempY + tempH >= this.ClientRectangle.Height) tempY -= tempH + 30;
|
|||
|
|
}
|
|||
|
|
Rectangle tempRectBorder = new Rectangle(tempX + 2, tempY + 2, tempW - 4, this.magnifySize.Width * this.magnifyTimes + 4);
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
m_sb.Color = Color.FromArgb(200, 0, 0, 0);
|
|||
|
|
g.FillRectangle(m_sb, tempX, tempY, tempW, tempH);
|
|||
|
|
m_pen.Width = 2; m_pen.Color = Color.White;
|
|||
|
|
g.DrawRectangle(m_pen, tempRectBorder);
|
|||
|
|
|
|||
|
|
#region Draw the magnified image
|
|||
|
|
|
|||
|
|
using (Bitmap bmpSrc = new Bitmap(this.magnifySize.Width, this.magnifySize.Height, PixelFormat.Format32bppArgb)) {
|
|||
|
|
using (Graphics gp = Graphics.FromImage(bmpSrc)) {
|
|||
|
|
gp.SetClip(new Rectangle(0, 0, this.magnifySize.Width, this.magnifySize.Height));
|
|||
|
|
gp.DrawImage(this.baseImage, -(m_ptCurrent.X - this.magnifySize.Width / 2), -(m_ptCurrent.Y - this.magnifySize.Height / 2));
|
|||
|
|
}
|
|||
|
|
using (Bitmap bmpInfo = this.MagnifyImage(bmpSrc, this.magnifyTimes)) {
|
|||
|
|
g.DrawImage(bmpInfo, tempX + 4, tempY + 4);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
m_pen.Width = this.magnifyTimes - 2;
|
|||
|
|
m_pen.Color = Color.FromArgb(125, 0, 255, 255);
|
|||
|
|
int tempCenterX = tempX + (tempW + (this.magnifySize.Width % 2 == 0 ? this.magnifyTimes : 0)) / 2;
|
|||
|
|
int tempCenterY = tempY + 2 + (tempRectBorder.Height + (this.MagnifySize.Height % 2 == 0 ? this.magnifyTimes : 0)) / 2;
|
|||
|
|
g.DrawLine(m_pen, tempCenterX, tempY + 4, tempCenterX, tempRectBorder.Bottom - 2);
|
|||
|
|
g.DrawLine(m_pen, tempX + 4, tempCenterY, tempX + tempW - 4, tempCenterY);
|
|||
|
|
|
|||
|
|
#region Draw Info
|
|||
|
|
|
|||
|
|
m_sb.Color = this.ForeColor;
|
|||
|
|
if(m_ptCurrent.X<0 || m_ptCurrent.Y < 0) { return; }
|
|||
|
|
Color clr = ((Bitmap)this.baseImage).GetPixel(m_ptCurrent.X, m_ptCurrent.Y);
|
|||
|
|
g.DrawString("大小: " + (this.selectedRectangle.Width + 1) + " x "
|
|||
|
|
+ (this.selectedRectangle.Height + 1),
|
|||
|
|
this.Font, m_sb, tempX + 2, tempRectBorder.Bottom + 2);
|
|||
|
|
g.DrawString(clr.A + "," + clr.R + "," + clr.G + "," + clr.B,
|
|||
|
|
this.Font, m_sb, tempX + 2, tempRectBorder.Bottom + 2 + this.Font.Height);
|
|||
|
|
g.DrawString("0x" + clr.A.ToString("X").PadLeft(2, '0') +
|
|||
|
|
clr.R.ToString("X").PadLeft(2, '0') +
|
|||
|
|
clr.G.ToString("X").PadLeft(2, '0') +
|
|||
|
|
clr.B.ToString("X").PadLeft(2, '0'),
|
|||
|
|
this.Font, m_sb, tempX + 2, tempRectBorder.Bottom + 2 + this.Font.Height * 2);
|
|||
|
|
m_sb.Color = clr;
|
|||
|
|
g.FillRectangle(m_sb, tempX + tempW - 2 - this.Font.Height,
|
|||
|
|
tempY + tempH - 2 - this.Font.Height,
|
|||
|
|
this.Font.Height,
|
|||
|
|
this.Font.Height);
|
|||
|
|
g.DrawRectangle(Pens.Cyan, tempX + tempW - 2 - this.Font.Height,
|
|||
|
|
tempY + tempH - 2 - this.Font.Height,
|
|||
|
|
this.Font.Height,
|
|||
|
|
this.Font.Height);
|
|||
|
|
g.FillRectangle(m_sb, tempCenterX - this.magnifyTimes / 2,
|
|||
|
|
tempCenterY - this.magnifyTimes / 2,
|
|||
|
|
this.magnifyTimes,
|
|||
|
|
this.magnifyTimes);
|
|||
|
|
g.DrawRectangle(Pens.Cyan, tempCenterX - this.magnifyTimes / 2,
|
|||
|
|
tempCenterY - this.magnifyTimes / 2,
|
|||
|
|
this.magnifyTimes - 1,
|
|||
|
|
this.magnifyTimes - 1);
|
|||
|
|
|
|||
|
|
#endregion
|
|||
|
|
}
|
|||
|
|
//放大图形
|
|||
|
|
private Bitmap MagnifyImage(Bitmap bmpSrc, int times) {
|
|||
|
|
Bitmap bmpNew = new Bitmap(bmpSrc.Width * times, bmpSrc.Height * times, PixelFormat.Format32bppArgb);
|
|||
|
|
BitmapData bmpSrcData = bmpSrc.LockBits(new Rectangle(0, 0, bmpSrc.Width, bmpSrc.Height), ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);
|
|||
|
|
BitmapData bmpNewData = bmpNew.LockBits(new Rectangle(0, 0, bmpNew.Width, bmpNew.Height), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
|
|||
|
|
byte[] bySrcData = new byte[bmpSrcData.Height * bmpSrcData.Stride];
|
|||
|
|
Marshal.Copy(bmpSrcData.Scan0, bySrcData, 0, bySrcData.Length);
|
|||
|
|
byte[] byNewData = new byte[bmpNewData.Height * bmpNewData.Stride];
|
|||
|
|
Marshal.Copy(bmpNewData.Scan0, byNewData, 0, byNewData.Length);
|
|||
|
|
for (int y = 0, lenY = bmpSrc.Height; y < lenY; y++) {
|
|||
|
|
for (int x = 0, lenX = bmpSrc.Width; x < lenX; x++) {
|
|||
|
|
for (int cy = 0; cy < times; cy++) {
|
|||
|
|
for (int cx = 0; cx < times; cx++) {
|
|||
|
|
byNewData[(x * times + cx) * 4 + ((y * times + cy) * bmpNewData.Stride)] = bySrcData[x * 4 + y * bmpSrcData.Stride];
|
|||
|
|
byNewData[(x * times + cx) * 4 + ((y * times + cy) * bmpNewData.Stride) + 1] = bySrcData[x * 4 + y * bmpSrcData.Stride + 1];
|
|||
|
|
byNewData[(x * times + cx) * 4 + ((y * times + cy) * bmpNewData.Stride) + 2] = bySrcData[x * 4 + y * bmpSrcData.Stride + 2];
|
|||
|
|
byNewData[(x * times + cx) * 4 + ((y * times + cy) * bmpNewData.Stride) + 3] = bySrcData[x * 4 + y * bmpSrcData.Stride + 3];
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
Marshal.Copy(byNewData, 0, bmpNewData.Scan0, byNewData.Length);
|
|||
|
|
bmpSrc.UnlockBits(bmpSrcData);
|
|||
|
|
bmpNew.UnlockBits(bmpNewData);
|
|||
|
|
return bmpNew;
|
|||
|
|
}
|
|||
|
|
//设置鼠标指针样式
|
|||
|
|
private void SetCursorStyle(Point loc) {
|
|||
|
|
if (m_rectDots[0].Contains(loc) || m_rectDots[7].Contains(loc))
|
|||
|
|
this.Cursor = Cursors.SizeNWSE;
|
|||
|
|
else if (m_rectDots[1].Contains(loc) || m_rectDots[6].Contains(loc))
|
|||
|
|
this.Cursor = Cursors.SizeNS;
|
|||
|
|
else if (m_rectDots[2].Contains(loc) || m_rectDots[5].Contains(loc))
|
|||
|
|
this.Cursor = Cursors.SizeNESW;
|
|||
|
|
else if (m_rectDots[3].Contains(loc) || m_rectDots[4].Contains(loc))
|
|||
|
|
this.Cursor = Cursors.SizeWE;
|
|||
|
|
else if (this.selectedRectangle.Contains(loc) /*&& this.canReset*/)
|
|||
|
|
this.Cursor = Cursors.SizeAll;
|
|||
|
|
else
|
|||
|
|
this.Cursor = Cursors.Default;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void BuildBitmap() {
|
|||
|
|
if (this.baseImage == null) return;
|
|||
|
|
m_bmpDark = new Bitmap(this.baseImage);
|
|||
|
|
using (Graphics g = Graphics.FromImage(m_bmpDark)) {
|
|||
|
|
SolidBrush sb = new SolidBrush(Color.FromArgb(125, 0, 0, 0));
|
|||
|
|
g.FillRectangle(sb, 0, 0, m_bmpDark.Width, m_bmpDark.Height);
|
|||
|
|
sb.Dispose();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 清空所有操作
|
|||
|
|
/// </summary>
|
|||
|
|
public void ClearDraw() {
|
|||
|
|
isDrawed = false;
|
|||
|
|
this.selectedRectangle.X = this.selectedRectangle.Y = -100;
|
|||
|
|
this.selectedRectangle.Width = this.selectedRectangle.Height = 0;
|
|||
|
|
this.Cursor = Cursors.Default;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 手动设置一个块选中区域
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="rect">要选中区域</param>
|
|||
|
|
public void SetSelectRect(Rectangle rect) {
|
|||
|
|
rect.Intersect(this.DisplayRectangle);
|
|||
|
|
if (rect.IsEmpty) return;
|
|||
|
|
rect.Width--; rect.Height--;
|
|||
|
|
if (this.selectedRectangle == rect) return;
|
|||
|
|
this.selectedRectangle = rect;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 手动设置一个块选中区域
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="pt">要选中区域的坐标</param>
|
|||
|
|
/// <param name="se">要选中区域的大小</param>
|
|||
|
|
public void SetSelectRect(Point pt, Size se) {
|
|||
|
|
Rectangle rectTemp = new Rectangle(pt, se);
|
|||
|
|
rectTemp.Intersect(this.DisplayRectangle);
|
|||
|
|
if (rectTemp.IsEmpty) return;
|
|||
|
|
rectTemp.Width--; rectTemp.Height--;
|
|||
|
|
if (this.selectedRectangle == rectTemp) return;
|
|||
|
|
this.selectedRectangle = rectTemp;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 手动设置一个块选中区域
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="x">要选中区域的x坐标</param>
|
|||
|
|
/// <param name="y">要选中区域的y坐标</param>
|
|||
|
|
/// <param name="w">要选中区域的宽度</param>
|
|||
|
|
/// <param name="h">要选中区域的高度</param>
|
|||
|
|
public void SetSelectRect(int x, int y, int w, int h) {
|
|||
|
|
Rectangle rectTemp = new Rectangle(x, y, w, h);
|
|||
|
|
rectTemp.Intersect(this.DisplayRectangle);
|
|||
|
|
if (rectTemp.IsEmpty) return;
|
|||
|
|
rectTemp.Width--; rectTemp.Height--;
|
|||
|
|
if (this.selectedRectangle == rectTemp) return;
|
|||
|
|
this.selectedRectangle = rectTemp;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 手动设置信息显示的位置
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="pt">要显示的位置</param>
|
|||
|
|
public void SetInfoPoint(Point pt) {
|
|||
|
|
if (m_ptCurrent == pt) return;
|
|||
|
|
m_ptCurrent = pt;
|
|||
|
|
m_bMouseEnter = true;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 手动设置信息显示的位置
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="x">要显示位置的x坐标</param>
|
|||
|
|
/// <param name="y">要显示位置的y坐标</param>
|
|||
|
|
public void SetInfoPoint(int x, int y) {
|
|||
|
|
if (m_ptCurrent.X == x && m_ptCurrent.Y == y) return;
|
|||
|
|
m_ptCurrent.X = x;
|
|||
|
|
m_ptCurrent.Y = y;
|
|||
|
|
m_bMouseEnter = true;
|
|||
|
|
this.Invalidate();
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获取操作框内的图像
|
|||
|
|
/// </summary>
|
|||
|
|
/// <returns>结果图像</returns>
|
|||
|
|
public Bitmap GetResultBmp() {
|
|||
|
|
if (this.baseImage == null) return null;
|
|||
|
|
Bitmap bmp = new Bitmap(this.selectedRectangle.Width + 1, this.selectedRectangle.Height + 1);
|
|||
|
|
using (Graphics g = Graphics.FromImage(bmp)) {
|
|||
|
|
g.DrawImage(this.baseImage, -this.selectedRectangle.X, -this.selectedRectangle.Y);
|
|||
|
|
}
|
|||
|
|
//Bitmap bmp = ((Bitmap)this.baseImage).Clone(this.selectedRectangle, this.baseImage.PixelFormat);
|
|||
|
|
return bmp;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|