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addDownloadImage
Adds the display of the image registered in addRegisterDownloadImage to the command buffer.
Syntax
public void addDownloadImage(int key1, int key2, int dotX, int dotY, int width, int height) throws Epos2Exception |
Parameter
key1
Specifies keycode 1 indicated in addRegisterDownloadImage.
|
Value |
Description |
|---|---|
|
Integer from 0 to 255 |
Keycode 1 |
key2
Specifies keycode 2 indicated in addRegisterDownloadImage.
|
Value |
Description |
|---|---|
|
Integer from 0 to 255 |
Keycode 2 |
dotX
Specifies the x-coordinate of the image display position, with the top left of the customer display as the origin.
|
Value |
Description |
|---|---|
|
Integer from 0 to 799 |
Effective specification range during landscape orientation |
|
Integer from 0 to 479 |
Effective specification range during portrait orientation |
dotY
Specifies the y-coordinate of the image display position, with the top left of the customer display as the origin.
|
Value |
Description |
|---|---|
|
Integer from 0 to 479 |
Effective specification range during landscape orientation |
|
Integer from 0 to 799 |
Effective specification range during portrait orientation |
width
Specifies the width display size (in dots) of the image.
|
Value |
Description |
|---|---|
|
Integer from 0 to 1440 |
Width display size (in dots) of the image |
height
Specifies the height display size (in dots) of the image.
|
Value |
Description |
|---|---|
|
Integer from 0 to 1440 |
Height display size (in dots) of the image |
Exception
When the process fails, Epos2Exception with one of the following error value occurs.
|
Error status |
Description |
|---|---|
|
ERR_PARAM |
An invalid parameter was passed. |
|
ERR_MEMORY |
Sufficient memory required for processing could not be allocated. |
|
ERR_FAILURE |
An unknown error occurred. |
Supplementary explanation
- Can be used when the layout is specified in addCreateScreenCustom.
- To display in the size of the original image, specify 0 in both the width and height parameters.
- The image is not displayed if it does not fit into the display area.
- The image specified by this API is displayed in front of the text or image being displayed during the execution.
- When using a transmission image, use data in the png format.
Quick Access
- Syntax
- Parameter
- Exception
- Supplementary explanation
- Introduction
- help
- LineDisplay class
- LineDisplay
- connect
- disconnect
- getStatus
- sendData
- clearCommandBuffer
- addInitialize
- addCreateWindow
- addDestroyWindow
- addSetCurrentWindow
- addClearCurrentWindow
- addCreateScreen
- addCreateScreenCustom
- addCreateTextArea
- addDestroyTextArea
- addSetCurrentTextArea
- addClearCurrentTextArea
- addSetCursorPosition
- addMoveCursorPosition
- addSetCursorType
- addText
- addReverseText
- addMarqueeText
- addSetBlink
- addSetBrightness
- addBackgroundColor
- addStartSlideShow
- addStopSlideShow
- addDownloadImage
- addRegisterDownloadImage
- addNVImage
- addClearImage
- addSymbol
- addClearSymbol
- addShowClock
- addCommand
- setReceiveEventListener
