36 lines
906 B
C++
36 lines
906 B
C++
#include "ScrollContainer.hpp"
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#include "Styles.hpp"
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#include <iostream>
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#include <memory>
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namespace Raven {
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void ScrollContainer::on_layout() {
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if (!m_target)
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return;
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m_target->rect().set_x(-m_scroll.x());
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m_target->rect().set_y(-m_scroll.y());
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// todo: doesn't work with horizontal scrolling
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m_target->rect().set_min_width(rect().width());
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m_target->rect().set_max_width(rect().width());
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}
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std::shared_ptr<Widget> ScrollContainer::make_target() {
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m_target = add<Raven::Widget>();
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m_target->set_style(style());
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m_target->rect().update();
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return m_target;
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}
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void ScrollContainer::on_mouse_button(MouseButtonEvent &event) {
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if (event.did_scroll_down()) {
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set_scroll(Point(m_scroll.x(), m_scroll.y() + m_scroll_step));
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} else if (event.did_scroll_up()) {
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set_scroll(Point(m_scroll.x(), m_scroll.y() - m_scroll_step));
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}
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}
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}
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