RAII wrapper for a native or offscreen view. More...

#include <viz.hpp>

Public Member Functions
	View (Viewer &theViewer, const ViewOptions &theOptions=ViewOptions{})

	View (const View &)=delete

View &	operator= (const View &)=delete

	View (View &&theOther) noexcept

View &	operator= (View &&theOther) noexcept

void	display (Presentable &thePresentable)
	Displays a presentable in this view.

void	erase (Presentable &thePresentable)
	Erases a presentable from this view.

void	resize (const int32_t theWidth, const int32_t theHeight)
	Resizes the view.

void	redraw ()
	Redraws the view.

void	fit_all ()
	Fits all displayed content into view.

void	set_background (const ::occtl_color_rgba_t &theColor)
	Sets the view background colour.

void	set_camera (const Camera &theCamera)
	Sets the camera.

Camera	get_camera () const
	Returns the current camera.

void	set_standard_view (const StandardView theView)
	Sets a standard camera orientation.

void	pan (const int32_t theDx, const int32_t theDy)
	Pans the camera by screen-space pixels.

void	zoom (const int32_t theX1, const int32_t theY1, const int32_t theX2, const int32_t theY2)
	Zooms using two screen-space points.

void	orbit_start (const int32_t theX, const int32_t theY)
	Starts an orbit interaction at a screen point.

void	orbit_update (const int32_t theX, const int32_t theY)
	Updates an orbit interaction at a screen point.

void	activate_selection (Presentable &thePresentable, const SelectionMode theMode)
	Activates graph-native selection for a presentable.

void	pick (const int32_t theX, const int32_t theY, const bool theSelect, PickResult &theResult)
	Picks or selects at a screen point and returns graph identity.

std::vector< std::uint8_t >	read_pixels_rgba ()
	Reads view pixels as tightly packed RGBA bytes (two-call buffer pattern).

void	dump_image (const std::string &thePath)
	Dumps a view image to a PNG path when OCCT image codecs are available.

::occtl_viz_view_t *	get () const noexcept

Detailed Description

RAII wrapper for a native or offscreen view.

A View borrows its parent Viewer and must not outlive it.

The documentation for this class was generated from the following file:

include/occtl-hpp/viz.hpp

Public Member Functions

Detailed Description