学步园

using System;<br /> using System.Collections.Generic;<br /> using System.ComponentModel;<br /> using System.Data;<br /> using System.Drawing;<br /> using System.Text;<br /> using System.Windows.Forms;<br /> using System.Runtime.InteropServices;<br /> using System.Windows.Forms.Design; </p> <p>namespace GetCards<br /> {<br /> public partial class Form1 : Form<br /> {<br /> [DllImport("cards.dll")]<br /> public static extern bool cdtInit(ref int width, ref int height); </p> <p> [DllImport("cards.dll")]<br /> public static extern void cdtTerm(); </p> <p> [DllImport("cards.dll")]<br /> public static extern bool cdtDraw(IntPtr hdc,int x,int y,int card,int mode,long color);<br /> //mode=0表正面,1表反面,Color我从0-0xFF000试了很多,好象没颜色改变 </p> <p> //[DllImport("cards.dll")]<br /> //public static extern bool cdtDrawExt(IntPtr hdc,int x,int y,int dx,int dy,int card,int type,long color); </p> <p> //[DllImport("cards.dll")]<br /> //public static extern bool cdtAnimate(IntPtr hdc,int cardback,int x,int y,int frame); </p> <p> int[] bb = new int[100];<br /> public Form1()<br /> {<br /> InitializeComponent();<br /> } </p> <p> private void Form1_Load(object sender, EventArgs e)<br /> {<br /> int width, height;<br /> width = 0; height = 0;<br /> cdtInit(ref width, ref height);<br /> } </p> <p> private void btn_PaintCard_Click(object sender, EventArgs e)<br /> {<br /> int i, k, left_x, top_y, CardId;<br /> for (k = 0; k <= 3; k++)<br /> {<br /> for (i = 1; i <= 13; i++)<br /> {<br /> left_x = 20 + (i - 1) * 15; //牌的重叠后的宽度是15<br /> top_y = 20 + k * 100; //每行13张牌.高度是20<br /> CardId = (i - 1) * 4 + k; //原来52张牌是编了号的<br /> cdtDraw(this.CreateGraphics().GetHdc(), left_x, top_y, CardId, 0,9);<br /> }<br /> }<br /> } </p> <p> private void Form1_FormClosed(object sender, FormClosedEventArgs e)<br /> {<br /> cdtTerm();<br /> } </p> <p> private void btn_PaintBack_Click(object sender, EventArgs e)<br /> {<br /> int i, left_x, top_y, BackId;<br /> for (i = 0; i <= 11; i++) //12张牌背面图<br /> {<br /> BackId = i;<br /> top_y = 20 + (i & 3) * 100; //小于等于3的不变,>3的截尾,相当于竖排<br /> left_x = 20 + (i >> 2) * 80 + 180 + 80; //左边牌占15*12+80=260,也就是和最右张牌20(隐含了牌大小=80)<br /> cdtDraw(this.CreateGraphics().GetHdc(), left_x, top_y, 54 + BackId, 1, 9);<br /> }<br /> } </p> <p> private void btn_Random1_Click(object sender, EventArgs e) //第一种方法实现随机交换牌<br /> {<br /> int ii, k, left_x, top_y, CardId;<br /> int[] theArray = new int[52];<br /> Random r = new Random();<br /> listBox1.Items.Clear();<br /> for (int i = 0; i < 52; i++)<br /> {<br /> theArray[i] = i + 1;<br /> }<br /> for (int i = 0; i < 52; i++) //就是做52次随机交换两张牌<br /> {<br /> int a = r.Next(52); //生成0--->51的随机数<br /> int b = r.Next(52);<br /> int tmp = theArray[a];<br /> theArray[a] = theArray[b];<br /> theArray[b] = tmp;<br /> }<br /> for (int i = 0; i < 52; i++)<br /> {<br /> listBox1.Items.Add(theArray[i]);<br /> k = (int)(i / 13);<br /> ii = i % 13 + 1;<br /> left_x = 20 + (ii - 1) * 15;<br /> top_y = 20 + k * 100;<br /> CardId = theArray[i] - 1;<br /> cdtDraw(this.CreateGraphics().GetHdc(), left_x, top_y, CardId, 0, 9);<br /> } </p> <p> } </p> <p> private void btn_Random2_Click(object sender, EventArgs e) //第一种方法实现随机交换牌<br /> {<br /> int ii, k, left_x, top_y, CardId;<br /> int[] theArray = new int[52];<br /> int i = 0;<br /> while (i < theArray.Length)<br /> {<br /> theArray[i] = ++i;<br /> } </p> <p> Random r = new Random();<br /> listBox1.Items.Clear();<br /> while (i > 1) //从51-->1依次随机向前交换获得最终值<br /> {<br /> int j = r.Next(i);<br /> int t = theArray[--i];<br /> theArray[i] = theArray[j];<br /> theArray[j] = t;<br /> } </p> <p> for (i = 0; i < theArray.Length; ++i)<br /> {<br /> listBox1.Items.Add(theArray[i].ToString());<br /> k = (int)(i / 13);<br /> ii = i % 13 + 1;<br /> left_x = 20 + (ii - 1) * 15;<br /> top_y = 20 + k * 100;<br /> CardId = theArray[i] - 1;<br /> cdtDraw(this.CreateGraphics().GetHdc(), left_x, top_y, CardId, 0, 9);<br /> } </p> <p> } </p> <p> }<br /> }<br /> 界面设计的话截图比贴Designer.cs省事多了:</p> <p>