public abstract class WCPageBackBuffer extends Ref
Constructor and Description |
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WCPageBackBuffer() |
Modifier and Type | Method and Description |
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protected abstract void |
copyArea(int x,
int y,
int w,
int h,
int dx,
int dy) |
abstract WCGraphicsContext |
createGraphics() |
abstract void |
disposeGraphics(WCGraphicsContext gc) |
abstract void |
flush(WCGraphicsContext gc,
int x,
int y,
int w,
int h) |
abstract boolean |
validate(int width,
int height) |
public abstract WCGraphicsContext createGraphics()
public abstract void disposeGraphics(WCGraphicsContext gc)
public abstract void flush(WCGraphicsContext gc, int x, int y, int w, int h)
protected abstract void copyArea(int x, int y, int w, int h, int dx, int dy)
public abstract boolean validate(int width, int height)
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