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#if defined(Hiro_HorizontalResizeGrip)
mHorizontalResizeGrip::mHorizontalResizeGrip() {
image icon;
icon.allocate(5, 15);
for(u32 y : range(icon.height())) {
auto data = icon.data() + y * icon.pitch();
icon.write(data, 0x00000000); data += icon.stride();
icon.write(data, 0xff9f9f9f); data += icon.stride();
icon.write(data, 0x00000000); data += icon.stride();
icon.write(data, 0xff9f9f9f); data += icon.stride();
icon.write(data, 0x00000000); data += icon.stride();
}
mCanvas::setIcon(icon);
mCanvas::setMouseCursor(MouseCursor::HorizontalResize);
mCanvas::onMousePress([&](auto button) {
if(button == Mouse::Button::Left && !state.timer.enabled()) {
doActivate();
state.offset = 0;
state.origin = Mouse::position();
state.timer.setEnabled();
}
});
state.timer.setInterval(10).onActivate([&] {
if(!Mouse::pressed(Mouse::Button::Left)) return (void)state.timer.setEnabled(false);
auto position = Mouse::position();
auto offset = position.x() - state.origin.x();
if(offset != state.offset) doResize(offset), offset = state.offset;
});
}
auto mHorizontalResizeGrip::doActivate() const -> void {
if(state.onActivate) state.onActivate();
}
auto mHorizontalResizeGrip::doResize(s32 offset) const -> void {
if(state.onResize) state.onResize(offset);
}
auto mHorizontalResizeGrip::onActivate(const function<void ()>& callback) -> type& {
state.onActivate = callback;
return *this;
}
auto mHorizontalResizeGrip::onResize(const function<void (s32)>& callback) -> type& {
state.onResize = callback;
return *this;
}
#endif
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