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Unigine::WidgetScroll Class

Header: #include <UnigineWidgets.h>
Inherits from: Widget

This class creates a scrollbar: horizontal or vertical one.

WidgetScroll Class

Members


static WidgetScrollPtr create ( const Ptr<Gui> & gui, int object = 100, int frame = 10, int step = 1, int value = 0 ) #

Constructor. Creates a scroller with the given parameters and adds it to the specified GUI.

Arguments

  • const Ptr<Gui> & gui - GUI, to which the scroll bar will belong.
  • int object - Width of the object to scroll in pixels. This is an optional argument.
  • int frame - Width of the visible area in pixels. This is an optional argument.
  • int step - Step of the scroller in pixels. This is an optional argument.
  • int value - Initial position of the scroller. This is an optional argument.

static WidgetScrollPtr create ( int object = 100, int frame = 10, int step = 1, int value = 0 ) #

Constructor. Creates a scroller with the given parameters and adds it to the Engine GUI.

Arguments

  • int object - Width of the object to scroll in pixels. This is an optional argument.
  • int frame - Width of the visible area in pixels. This is an optional argument.
  • int step - Step of the scroller in pixels. This is an optional argument.
  • int value - Initial position of the scroller. This is an optional argument.

void setFrameSize ( int size ) #

Sets the size of the currently visible area.

Arguments

  • int size - Size of the visible area in pixels. The minimum is 1 pixel.

int getFrameSize ( ) const#

Returns the size of the currently visible area.

Return value

Size of the visible area in pixels.

void setObjectSize ( int size ) #

Sets the size of the whole area to be scrolled through.

Arguments

  • int size - Size of the object being scrolled in pixels. The minimum is 1 pixel.

int getObjectSize ( ) const#

Returns the size of the whole area that is scrolled through.

Return value

Size of the object being scrolled in pixels.

void setOrientation ( int orientation ) #

Sets orientation of the scroller: horizontal (by default) or vertical one.

Arguments

  • int orientation - 1 to set horizontal orientation; 0 to set vertical one.

int getOrientation ( ) const#

Returns the current orientation of the scroller: horizontal or vertical one.

Return value

1 if the orientation is vertical; 0 if it is horizontal.

void setStepSize ( int size ) #

Sets the step of the scroller. This step is used to increment the scroll position.

Arguments

  • int size - Step of the scroller in pixels. The minimum is 1 pixel.

int getStepSize ( ) const#

Returns the step of the scroller. This step is used to increment the scroll position.

Return value

Step of the scroller in pixels.

void setValue ( int value ) #

Sets a value of the scroller, i.e. its position.

Arguments

  • int value - Position of the scroller. The minimum value is 0, the maximum value is the difference between the object width and the frame width.

int getValue ( ) const#

Returns the value of the scroller, i.e. its position.

Return value

Position of the scroller.

void setScrollColor ( const Math::vec4 & color ) #

Sets the color to be used for the widget's scroll.

Arguments

  • const Math::vec4 & color - Four-component vector specifying the color in the RGBA format.

Math::vec4 getScrollColor ( ) const#

Returns the current color used for the widget's scroll.

Return value

Four-component vector specifying the color in the RGBA format.
Last update: 05.02.2021
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