public interface NativeScreen
Modifier and Type | Field and Description |
---|---|
static Object |
framebufferSwapLock
An Object to lock against when swapping screen buffers.
|
Modifier and Type | Method and Description |
---|---|
int |
getDepth()
Returns the bit depth of the screen/
|
int |
getDPI()
Returns the number of pixels per inch in the screen.
|
int |
getHeight()
Returns the pixel height of the screen.
|
int |
getNativeFormat()
Returns the native format of the screen, as a constant from the Pixels
class.
|
long |
getNativeHandle()
Returns a native handle for the screen.
|
float |
getScale()
Return the scale factor between the physical pixels and the logical pixels
e.g.
|
ByteBuffer |
getScreenCapture()
Returns a read-only ByteBuffer in the native pixel format containing the screen contents.
|
int |
getWidth()
Returns the pixel width of the screen.
|
void |
shutdown()
Called during JavaFX shutdown to release the screen.
|
void |
swapBuffers()
Called on the JavaFX application thread when pixel data for all windows
has been uploaded.
|
void |
uploadPixels(Buffer b,
int x,
int y,
int width,
int height,
float alpha)
Uploads a pixel buffer to the screen.
|
static final Object framebufferSwapLock
int getDepth()
int getNativeFormat()
int getWidth()
int getHeight()
int getDPI()
long getNativeHandle()
void shutdown()
void uploadPixels(Buffer b, int x, int y, int width, int height, float alpha)
b
- Pixel data, in BYTE_BGRA_PRE format. The byte stride of the
data is equal to width * 4.x
- The X offset of the pixel data on the screeny
- The Y offset of the pixel data on the screenwidth
- The pixel width of the dataheight
- The pixel height of the dataalpha
- The alpha level to use to compose the data over existing
pixelsvoid swapBuffers()
ByteBuffer getScreenCapture()
float getScale()
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