Bitmap Class Reference

#include <Pt/Gfx/Bitmap.h>

Image drawing surface.

Inherits PaintSurface.

Public Member Functions
void	finish ()
	Finishes painting to the surface.
const Gfx::ImageFormat &	format () const
	Returns the image format.
Canvas *	getCanvas (Canvas *canvas)
	Get a Canvas.
void	reset ()
	Resets to empty state.
void	reset (const Gfx::Image &image)
	Resets to an image.
void	reset (const Gfx::SizeF &, std::size_t stride=0)
	Resizes to a size in physical pixels.
const Scaling &	scaling () const
	Returns the scaling from logical to physical pixels.
const Gfx::SizeF &	size () const
	Returns the size in physical pixels.
void	sync ()
	Synchronizes pending operations to the surface.

Protected Member Functions
void	invalidate ()
	Invalidates the currently active paint canvas.
virtual Gfx::Canvas *	onCreateCanvas (Gfx::Canvas *reuse) override
	Creates a Canvas.
virtual void	onFinish () override
	Finishes painting to the surface.
virtual Gfx::Canvas *	onGetCanvas (Gfx::Canvas *reuse)
	Get a Canvas.
virtual const Gfx::ImageFormat &	onGetFormat () const
	Returns the image format.
virtual const Scaling &	onGetScaling () const
	Returns the scaling fro logical to physical pixels.
virtual const Gfx::SizeF &	onGetSize () const
	Returns the size in physical pixel.
virtual void	onReleaseCanvas () override
	Releases the current Canvas.
virtual void	onSync () override
	Synchronizes pending operations to the surface.