NazaraEngine/SDK/include/NDK/BaseWidget.inl

141 lines
3.3 KiB
C++

// Copyright (C) 2017 Jérôme Leclercq
// This file is part of the "Nazara Development Kit"
// For conditions of distribution and use, see copyright notice in Prerequesites.hpp
#include <NDK/BaseWidget.hpp>
#include <Nazara/Core/Error.hpp>
#include <Nazara/Math/Algorithm.hpp>
namespace Ndk
{
inline BaseWidget::BaseWidget() :
m_canvasIndex(InvalidCanvasIndex),
m_canvas(nullptr),
m_backgroundColor(Nz::Color(230, 230, 230, 255)),
m_cursor(Nz::SystemCursor_Default),
m_contentSize(50.f, 50.f),
m_widgetParent(nullptr),
m_visible(true)
{
SetPadding(5.f, 5.f, 5.f, 5.f);
}
template<typename T, typename... Args>
inline T* BaseWidget::Add(Args&&... args)
{
std::unique_ptr<T> widget = std::make_unique<T>(this, std::forward<Args>(args)...);
T* widgetPtr = widget.get();
AddChild(std::move(widget));
return widgetPtr;
}
inline void BaseWidget::AddChild(std::unique_ptr<BaseWidget>&& widget)
{
widget->Show(m_visible);
widget->SetParent(this);
m_children.emplace_back(std::move(widget));
}
inline void BaseWidget::Center()
{
NazaraAssert(m_widgetParent, "Widget has no parent");
Nz::Vector2f parentSize = m_widgetParent->GetSize();
Nz::Vector2f mySize = GetSize();
SetPosition((parentSize.x - mySize.x) / 2.f, (parentSize.y - mySize.y) / 2.f);
}
inline void BaseWidget::CenterHorizontal()
{
NazaraAssert(m_widgetParent, "Widget has no parent");
Nz::Vector2f parentSize = m_widgetParent->GetSize();
Nz::Vector2f mySize = GetSize();
SetPosition((parentSize.x - mySize.x) / 2.f, GetPosition(Nz::CoordSys_Local).y);
}
inline void BaseWidget::CenterVertical()
{
NazaraAssert(m_widgetParent, "Widget has no parent");
Nz::Vector2f parentSize = m_widgetParent->GetSize();
Nz::Vector2f mySize = GetSize();
SetPosition(GetPosition(Nz::CoordSys_Local).x, (parentSize.y - mySize.y) / 2.f);
}
inline const Nz::Color& BaseWidget::GetBackgroundColor() const
{
return m_backgroundColor;
}
inline Canvas* BaseWidget::GetCanvas()
{
return m_canvas;
}
inline Nz::SystemCursor BaseWidget::GetCursor() const
{
return m_cursor;
}
inline const BaseWidget::Padding& BaseWidget::GetPadding() const
{
return m_padding;
}
inline Nz::Vector2f BaseWidget::GetContentOrigin() const
{
return { m_padding.left, m_padding.top };
}
inline const Nz::Vector2f& BaseWidget::GetContentSize() const
{
return m_contentSize;
}
inline Nz::Vector2f BaseWidget::GetSize() const
{
return Nz::Vector2f(m_contentSize.x + m_padding.left + m_padding.right, m_contentSize.y + m_padding.top + m_padding.bottom);
}
inline bool BaseWidget::IsVisible() const
{
return m_visible;
}
inline void BaseWidget::SetContentSize(const Nz::Vector2f& size)
{
NotifyParentResized(size);
m_contentSize = size;
Layout();
}
inline void BaseWidget::SetPadding(float left, float top, float right, float bottom)
{
m_padding.left = left;
m_padding.top = top;
m_padding.bottom = bottom;
m_padding.right = right;
Layout();
}
inline bool BaseWidget::IsRegisteredToCanvas() const
{
return m_canvas && m_canvasIndex != InvalidCanvasIndex;
}
inline void BaseWidget::NotifyParentResized(const Nz::Vector2f& newSize)
{
for (const auto& widgetPtr : m_children)
widgetPtr->OnParentResized(newSize);
}
inline void BaseWidget::UpdateCanvasIndex(std::size_t index)
{
m_canvasIndex = index;
}
}