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    Area

    (UI 0.9.9)

    Introduction

    An Area represents a canvas which can be used to draw, and respond to mouse and key events.

    Class synopsis

    class UI\Area extends UI\Control {
    /* Constants */
    const int Ctrl;
    const int Alt;
    const int Shift;
    const int Super;
    const int Down;
    const int Up;
    /* Methods */
    protected onDraw(
        UI\Draw\Pen $pen,
        UI\Size $areaSize,
        UI\Point $clipPoint,
        UI\Size $clipSize
    )
    protected onKey(string $key, int $ext, int $flags)
    protected onMouse(UI\Point $areaPoint, UI\Size $areaSize, int $flags)
    public redraw()
    public scrollTo(UI\Point $point, UI\Size $size)
    public setSize(UI\Size $size)
    /* Inherited methods */
    public UI\Control::destroy()
    public UI\Control::disable()
    public UI\Control::enable()
    public UI\Control::getParent(): UI\Control
    public UI\Control::getTopLevel(): int
    public UI\Control::hide()
    public UI\Control::isEnabled(): bool
    public UI\Control::isVisible(): bool
    public UI\Control::setParent(UI\Control $parent)
    public UI\Control::show()
    }

    Predefined Constants

    UI\Area::Ctrl
    Shall be set in the modifiers passed to key and mouse events when the CTRL key is active
    UI\Area::Alt
    Shall be set in the modifiers passed to key and mouse events when the ALT key is active
    UI\Area::Shift
    Shall be set in the modifiers passed to key and mouse events when the SHIFT key is active
    UI\Area::Super

    UI\Area::Down

    Shall be set in the modifiers passed to key and mouse events

    UI\Area::Up

    Shall be set in the modifiers passed to key and mouse events

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