using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace WindowsApplication1{ public partial class Form1 : Form { public Form1() { InitializeComponent(); } Bitmap bmp; private void openToolStripMenuItem_Click(object sender, EventArgs e) { OpenFileDialog o = new OpenFileDialog(); if (o.ShowDialog() == DialogResult.OK) { try { bmp = new Bitmap(o.FileName); canvas1.CanvasSize = new Size(bmp.Size.Width 200, bmp.Size.Height 200); canvas1.ImageLocation = new Point(100, 100); canvas1.CanvasImage = bmp; } catch { bmp = null; } } } private void saveToolStripMenuItem_Click(object sender, EventArgs e) { bmp = canvas1.CanvasImage; SaveFileDialog saveFileDialog1 = new SaveFileDialog(); saveFileDialog1.Filter = "PNG Image|*.png|TIFF Image|*.tiff"; saveFileDialog1.Title = "Save an Image File"; // If the file name is not an empty string open it for saving. if (saveFileDialog1.ShowDialog() == DialogResult.OK && saveFileDialog1.FileName != "") { // Saves the Image via a FileStream created by the OpenFile method. System.IO.FileStream fs = (System.IO.FileStream)saveFileDialog1.OpenFile(); // Saves the Image in the appropriate ImageFormat based upon the // File type selected in the dialog box. // NOTE that the FilterIndex property is one-based. switch (saveFileDialog1.FilterIndex) { case 1: bmp.Save(fs, System.Drawing.Imaging.ImageFormat.Png); break; case 2: bmp.Save(fs, System.Drawing.Imaging.ImageFormat.Tiff); break; } fs.Close(); } } private void configToolStripMenuItem_Click(object sender, EventArgs e) { YLScsDrawing.Forms.DialogConfig dia = new YLScsDrawing.Forms.DialogConfig(); dia.CanvasColor = canvas1.CanvasBackColor; dia.CanvasWidth = canvas1.CanvasSize.Width; dia.CanvasHeight = canvas1.CanvasSize.Height; dia.IsBilineInterpolation = canvas1.IsBilinearInterpolation; if (dia.ShowDialog() == DialogResult.OK) { canvas1.IsBilinearInterpolation = dia.IsBilineInterpolation; canvas1.CanvasSize = new Size(dia.CanvasWidth, dia.CanvasHeight); canvas1.CanvasBackColor = dia.CanvasColor; } } }}
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