using System;
using System.Drawing;
using System.Windows.Forms;
class BoldAndItalic : Form {
public static void Main() {
Application.Run(new BoldAndItalic());
}
public BoldAndItalic() {
Text = "Bold and Italic Text";
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea) {
DoPage(pea.Graphics, ForeColor, ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy) {
float x = 0;
float y = 0;
grfx.DrawString("text", new Font(this.Font, FontStyle.Bold), new SolidBrush(Color.AliceBlue), x, y);
}
}
Author: coder
Text on Baseline
using System;
using System.Drawing;
using System.Windows.Forms;
class TextOnBaseline: Form{
public static void Main() {
Application.Run(new TextOnBaseline());
}
public TextOnBaseline() {
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea) {
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy) {
float yBaseline = cy / 2;
Pen pen = new Pen(clr);
grfx.DrawLine(pen, 0, yBaseline, cx, yBaseline);
Font font = new Font("Times New Roman", 144);
float cyLineSpace = font.GetHeight(grfx);
int iCellSpace = font.FontFamily.GetLineSpacing(font.Style);
int iCellAscent = font.FontFamily.GetCellAscent(font.Style);
float cyAscent = cyLineSpace * iCellAscent / iCellSpace;
grfx.DrawString("Baseline", font, new SolidBrush(clr),
0, yBaseline - cyAscent);
}
}
Font: SizeInPoints
using System;
using System.Drawing;
using System.Windows.Forms;
class HowdyWorld: Form
{
public static void Main()
{
Application.Run(new HowdyWorld());
}
public HowdyWorld()
{
ResizeRedraw = true;
MinimumSize = SystemInformation.MinimumWindowSize + new Size(0,1);
}
protected override void OnPaint(PaintEventArgs pea)
{
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
{
Font font = new Font("Times New Roman", 10, FontStyle.Italic);
SizeF sizef = grfx.MeasureString(Text, font);
float fScale = Math.Min(cx / sizef.Width, cy / sizef.Height);
font = new Font(font.Name, fScale * font.SizeInPoints, font.Style);
sizef = grfx.MeasureString(Text, font);
grfx.DrawString(Text, font, new SolidBrush(clr),
(cx - sizef.Width ) / 2, (cy - sizef.Height) / 2);
}
}
Font with different size
using System;
using System.Drawing;
using System.Windows.Forms;
class TwentyFourPointPrinterFonts: Form
{
public static void Main()
{
Application.Run(new TwentyFourPointPrinterFonts());
}
public TwentyFourPointPrinterFonts()
{
Text = "Twenty-Four Point Printer Fonts";
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea)
{
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
{
Brush brush = new SolidBrush(clr);
float y = 0;
Font font;
string strFamily = "Times New Roman";
font = new Font(strFamily, 24);
grfx.DrawString("No GraphicsUnit, 24 points", font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 24, GraphicsUnit.Point);
grfx.DrawString("GraphicsUnit.Point, 24 units", font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 1/ 3f, GraphicsUnit.Inch);
grfx.DrawString("GraphicsUnit.Inch, 1/3 units", font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 25.4f / 3, GraphicsUnit.Millimeter);
grfx.DrawString("GraphicsUnit.Millimeter, 25.4/3 units",
font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 100, GraphicsUnit.Document);
grfx.DrawString("GraphicsUnit.Document, 100 units",
font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 100f / 3, GraphicsUnit.Pixel);
grfx.DrawString("GraphicsUnit.Pixel, " + 100f / 3 + " units",
font, brush, 0, y);
y += font.GetHeight(grfx);
font = new Font(strFamily, 100f / 3, GraphicsUnit.World);
grfx.DrawString("GraphicsUnit.World, " + 100f / 3 + " units",
font, brush, 0, y);
}
}
Control Docking
/*
C# Programming Tips & Techniques
by Charles Wright, Kris Jamsa
Publisher: Osborne/McGraw-Hill (December 28, 2001)
ISBN: 0072193794
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace Docking
{
/// <summary>
/// Summary description for FormDocking.
/// </summary>
public class FormDocking : System.Windows.Forms.Form
{
private System.Windows.Forms.StatusBar statusBar1;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox textBox1;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
public FormDocking()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.statusBar1 = new System.Windows.Forms.StatusBar();
this.textBox1 = new System.Windows.Forms.TextBox();
this.label1 = new System.Windows.Forms.Label();
this.SuspendLayout();
//
// statusBar1
//
this.statusBar1.Location = new System.Drawing.Point(0, 253);
this.statusBar1.Name = "statusBar1";
this.statusBar1.Size = new System.Drawing.Size(292, 20);
this.statusBar1.TabIndex = 9;
this.statusBar1.Text = "statusBar1";
//
// textBox1
//
this.textBox1.Dock = System.Windows.Forms.DockStyle.Fill;
this.textBox1.Multiline = true;
this.textBox1.Name = "textBox1";
this.textBox1.Size = new System.Drawing.Size(292, 273);
this.textBox1.TabIndex = 2;
this.textBox1.Text = "Top Bottom Left Right";
//
// label1
//
this.label1.Dock = System.Windows.Forms.DockStyle.Top;
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(292, 16);
this.label1.TabIndex = 10;
this.label1.Text = "Docking Sample";
this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
//
// FormDocking
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(292, 273);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.label1,
this.statusBar1,
this.textBox1});
this.Name = "FormDocking";
this.Text = "FormDocking";
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new FormDocking());
}
}
}
Image Drop
using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Windows.Forms;
class ImageDrop : Form {
bool bIsTarget;
Image image;
public static void Main() {
Application.Run(new ImageDrop());
}
public ImageDrop() {
AllowDrop = true;
}
protected override void OnDragOver(DragEventArgs dea) {
if (dea.Data.GetDataPresent(DataFormats.FileDrop) || dea.Data.GetDataPresent(typeof(Metafile)) || dea.Data.GetDataPresent(typeof(Bitmap))) {
if ((dea.AllowedEffect & DragDropEffects.Move) != 0)
dea.Effect = DragDropEffects.Move;
if (((dea.AllowedEffect & DragDropEffects.Copy) != 0) && ((dea.KeyState & 0x08) != 0)) // Ctrl key
dea.Effect = DragDropEffects.Copy;
}
}
protected override void OnDragDrop(DragEventArgs dea) {
if (dea.Data.GetDataPresent(DataFormats.FileDrop)) {
string[] astr = (string[])dea.Data.GetData(DataFormats.FileDrop);
image = Image.FromFile(astr[0]);
Invalidate();
} else {
if (dea.Data.GetDataPresent(typeof(Metafile)))
image = (Image)dea.Data.GetData(typeof(Metafile));
else if (dea.Data.GetDataPresent(typeof(Bitmap)))
image = (Image)dea.Data.GetData(typeof(Bitmap));
bIsTarget = true;
Invalidate();
}
}
protected override void OnMouseDown(MouseEventArgs mea) {
if (image != null) {
bIsTarget = false;
DragDropEffects dde = DoDragDrop(image,DragDropEffects.Copy | DragDropEffects.Move);
if (dde == DragDropEffects.Move && !bIsTarget)
image = null;
}
}
}
Drag and drop inside a container
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
public class Form1 : System.Windows.Forms.Form
{
internal System.Windows.Forms.Label lblDragger;
public Form1()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.lblDragger = new System.Windows.Forms.Label();
this.SuspendLayout();
//
// lblDragger
//
this.lblDragger.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
this.lblDragger.Image = new Bitmap("winter.jpg");
this.lblDragger.Location = new System.Drawing.Point(110, 105);
this.lblDragger.Name = "lblDragger";
this.lblDragger.Size = new System.Drawing.Size(72, 56);
this.lblDragger.TabIndex = 2;
this.lblDragger.MouseUp += new System.Windows.Forms.MouseEventHandler(this.lblDragger_MouseUp);
this.lblDragger.MouseMove += new System.Windows.Forms.MouseEventHandler(this.lblDragger_MouseMove);
this.lblDragger.MouseDown += new System.Windows.Forms.MouseEventHandler(this.lblDragger_MouseDown);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(292, 266);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.lblDragger});
this.Name = "Form1";
this.Text = "Fake Drag And Drop";
this.ResumeLayout(false);
}
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private bool isDragging = false;
private int clickOffsetX, clickOffsetY;
private void lblDragger_MouseDown(System.Object sender, System.Windows.Forms.MouseEventArgs e)
{
isDragging = true;
clickOffsetX = e.X;
clickOffsetY = e.Y;
}
private void lblDragger_MouseUp(System.Object sender, System.Windows.Forms.MouseEventArgs e)
{
isDragging = false;
}
private void lblDragger_MouseMove(System.Object sender,
System.Windows.Forms.MouseEventArgs e)
{
if (isDragging == true)
{
lblDragger.Left = e.X + lblDragger.Left - clickOffsetX;
lblDragger.Top = e.Y + lblDragger.Top - clickOffsetY;
}
}
}