Image contro, and format functions in vb

 Image Control
 Pictures Box
 Adding A Picture Box To A Form
 Setting Or Getting The Picture
 Adding Text to a Picture Box
 Formatting Text In A Picture Box
 Handling Picture Box Events
 Drawing Lines And circles In A Picture Box
 Picture box animation
 Copying Pictures To And Pasting Pictures From The
Clipboard
 Differences between Image and picture box controls
 Formatting Function

 Image Control is used to display the images.
 The image control also support the property of Stretch.
 When Strech propery is false It will automatically
resize.

 When stretch property is set to true it will fit the image
in image control box.

 Pictures Box are more complete controls than image
controls.
 It is used for graphics and you can load images into a
picture box.
 When you load an image into a picture box the picture
does not resize itself by default to fit the image as the
image control does but it will if you set its AutoSize
property to True.

 Select the picture box tool on the toolbox and double
click it to add a picture to your form.
 If you want the picture box to resize itself to fit the
picture you will load into it , set its auto size property
to true.
 If you don’t want a border on the control set its border
style property to none.
 You can load the picture with two different ways:-
 At design time:- select the picture property and
choose image.s

 At run time:- Create a command button and click on
the picture property and load the image.
 Private Sub Command1_Click()
Picture1.Picture=
LoadPicture("C:UsershpDesktopLighthouse.jpg")
End Sub

• If you want to get the picture in a picture box, you also
use the picture property.
• For example:-Here we copy the picture from picture1
to picture2 when the user clicks a command button:

Private Sub Command1_Click()
Picture2.Picture = Picture1.Picture
End Sub

 You draw text in a picture box with its Print method
passing that method the text you want to print.
 Where does that text appear? It appears at the location set
by the picture box’s currentX and CurrentY properties.

 Private Sub Form_Load()
Picture1.ScaleMode = vbPixels
Picture1.CurrentX = 30
Picture1.CurrentY = 25
Picture1.Print ("It is displaying a content in picture box")
End Sub

 You can use format text in a picture box using the
fontbold , fontitalic ,fontunderline properties.
 When you set a property to true that property applies
the next time you use the print method in the picture
box.

 Private Sub Form_Load()
Picture1.CurrentY = Picture1.CurrentY +
Picture1.TextHeight("")
Picture1.FontUnderline = True
End Sub

 The click event is useful if you want to use picture
boxes as sort of image bearing buttons.
 If you want to know where in a picture box the user
clicked the mouse use mousedown.

 Private Sub Form_Load()
Picture1.Print ("Picture Box")
End Sub

 Private Sub Picture1_MouseDown(Button As Integer, Shift As
Integer, X As Single, Y As Single)
If X > 16 And X < 83 And Y > 11 And Y < 36 Then
MsgBox "you clicked the word ""picture"""
End If
If X > 83 And X < 125 And Y > 11 And Y < 36 Then
MsgBox "you clicked the word ""box"""
End If
End Sub

 In a Picture Box you can draw lines and circle and set
points to particular colors in a picture box.

 To Draw Circle
Picture1.Circle (700, 800), 500, vbRed
 End Sub

 To Draw Line
Picture1.Line (1500, 1000)-(2500, 1000), vbRed
 End Sub

 1.Select the Project Components menu item.
 2.Select the Controls tab in the Components box.
 3.Select the Microsoft Windows Common Controls
item in the Components box and click onOK to close
that box.
 4.Add a new image list control to your program using
the Image List tool in the toolbox.
 5.Right-click the new image list control and select the
Properties item in the menu that opens.

 6.Click the Images tab in the Property Pages box that
opens, and load the images you want touse in the
image list using the Insert Picture button.
 7.Close the Property Pages box by clicking on OK.All
that remains is to add the code you need. For
example, here we’ve added a timer control,
 Timer1to the program, set its Enabled property to
False, and set its Interval property to 1000 .

 You can copy the images to the clipboard , letting the
user paste them into other programs.
 To place data in the clipboard you use Setdata() , and to
retrieve data from the Clipboard you use getdata().

Clipboard.SetData Picture1.Picture
End Sub

Picture2.Picture = Clipboard.GetData()
End Sub

 As they change shape, image controls stretch the image they
contain. Picture boxes and forms do not.

 Image controls are lightweight controls. This means that an
image control will consume less memory and is faster to deal
with than picture boxes.

 Graphics methods which allow you to draw graphics
on the fly at run time, can not be used to draw on
image controls but they can draw on top of picture box
controls.
 A picture box’s can be used as container objects. This
means other objects can be drawn and grouped inside
them.

 The way a value is printed or displayed is called its
formatting.
 Format Number
 Format Currency
 Format Percentage
 Format Date Time

 This function formats the number to two decimal
places with commas.
Syntax:- Formatnumber(number)
Example:- formatnumber(87321.784)
Output:- 87,321.78

 This function formats a number as currency such as
dollars and cents.
 The number will also include a dollar sign or other
currency symbol.
Syntax:- Formatcurrency(number)
Example:- Formatcurrency(2384921.387)
Output:- “$2,384,921.39”

 This function format its numeric argument as percent.
Syntax:- Formatpercent(number)
Example:- Formatpercent(.784)
Output:- “78.40%”

 This function takes a date datatype argument and
format it in various ways.
Syntax:- FormatDateTime(DateExpression [,Format])
Example:-FormatDateTime(now , vblongdate)
Output:- “Wednesday,september 5,2012”

Image contro, and format functions in vb

Image contro, and format functions in vb

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Image contro, and format functions in vb