All for Cell Phones: Sony Ericsson/Sony-Ericsson 2004.iso/Java/BmpView/bmpView.jar/MyCanvas.class

Java Class File | 2002-01-31 | 4.9 KB | 161 lines

import com.siemens.mp.io.File;
import javax.microedition.lcdui.Alert;
import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Font;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.TextBox;

class MyCanvas extends Canvas implements CommandListener {
   private bmpView midlet;
   private Display display;
   // $FF: renamed from: g2 javax.microedition.lcdui.Graphics
   private Graphics field_0;
   static int gLT = 20;
   static int gLB = 68;
   static int MAX_LENGTH = 5000;
   // $FF: renamed from: wY int
   private int field_1 = ((Canvas)this).getHeight();
   // $FF: renamed from: wX int
   private int field_2 = ((Canvas)this).getWidth();
   private Command cmExit = new Command("Exit", 1, 5);
   private Command cmInfo = new Command("Info", 1, 3);
   private Command cmLoad = new Command("Load", 1, 1);
   static String header = "RizaPN bmpViewer";
   private Alert alert;
   private TextBox fname;
   private Command cmOK;
   private Command cmCancel;
   private String stText;
   private Image image0;
   // $FF: renamed from: fn com.siemens.mp.io.File
   private File field_3;
   private Font font;

   public MyCanvas(bmpView var1, Display var2) {
      this.alert = new Alert(header);
      this.fname = new TextBox(header, "", 32, 0);
      this.cmOK = new Command("OK", 7, 6);
      this.cmCancel = new Command("Cancel", 7, 7);
      this.stText = header;
      this.field_3 = new File();
      this.font = Font.getFont(64, 1, 8);
      this.midlet = var1;
      this.display = var2;
      ((Displayable)this).addCommand(this.cmLoad);
      ((Displayable)this).addCommand(this.cmInfo);
      ((Displayable)this).addCommand(this.cmExit);
      ((Displayable)this).setCommandListener(this);
      this.fname.addCommand(this.cmOK);
      this.fname.addCommand(this.cmCancel);
      this.image0 = Image.createImage(this.field_2, this.field_1);
   }

   public void paint(Graphics var1) {
      this.field_0 = var1;
      var1.setColor(0, 0, 0);
      var1.setFont(this.font);
      var1.drawImage(this.image0, 0, 0, gLT);
      var1.drawString(this.stText, 2, this.field_1 - 9, gLT);
   }

   public void keyPressed(int var1) {
   }

   public void commandAction(Command var1, Displayable var2) {
      int var5 = 0;
      if (var1 == this.cmExit) {
         this.midlet.exitMIDlet();
      } else if (var1 == this.cmLoad) {
         this.showText();
      } else if (var1 != this.cmCancel && var1 != this.cmOK) {
         this.showInfo();
      } else {
         if (var1 == this.cmOK) {
            this.stText = this.fname.getString() + ".bmp";
            if (File.exists(this.stText) >= 0) {
               try {
                  int var4 = this.field_3.open(this.stText);
                  var5 = this.field_3.length(var4);
                  if (var5 > MAX_LENGTH) {
                     var5 = MAX_LENGTH;
                  }

                  byte[] var15 = new byte[var5];
                  this.field_3.read(var4, var15, 0, var5);
                  this.field_3.close(var4);
                  int var6 = var15[18];
                  if (var6 < 0) {
                     var6 += 256;
                  }

                  int var7 = var15[22];
                  if (var7 < 0) {
                     var7 += 256;
                  }

                  int var10 = var15[17];
                  if (var10 < 0) {
                     var10 += 256;
                  }

                  var6 += 256 * var10;
                  var10 = var15[21];
                  if (var10 < 0) {
                     var10 += 256;
                  }

                  var7 += 256 * var10;
                  byte var14 = var15[58];
                  var6 = (31 + var6) / 32 * 32;
                  int var11 = var6 / 8;
                  byte[] var16 = new byte[var11 * var7];
                  int var12 = 0;
                  int var13 = 0;
                  int var9 = 62 + var11 * (var7 - 1);

                  while(var9 >= 62) {
                     if (var14 == 0) {
                        var16[var13] = var15[var9];
                     } else {
                        var16[var13] = (byte)(var15[var9] ^ 255);
                     }

                     ++var9;
                     ++var12;
                     ++var13;
                     if (var12 == var11) {
                        var12 = 0;
                        var9 -= 2 * var11;
                     }
                  }

                  this.image0 = com.siemens.mp.ui.Image.createImageFromBitmap(var16, var6, var7);
                  this.stText = "(" + var6 + "x" + var7 + ")";
               } catch (Exception var18) {
               }
            } else {
               this.stText = "Not Found!";
            }
         }

         this.display.setCurrent(this);
      }

   }

   public void showText() {
      this.fname.setCommandListener(this);
      this.display.setCurrent(this.fname);
   }

   public void showInfo() {
      this.alert.setString("bmpViewer for MIDP by RizaPN\n\nIt can display monochrome bitmap saved in its storage directory.\n\nSalam,\nRiza Purwo Nugroho\nJakarta - Indonesia");
      this.display.setCurrent(this.alert);
   }
}