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Split frame into {x,y}frame

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ArthurSonzogni
2020-06-07 15:54:45 +02:00
committed by Arthur Sonzogni
parent 08ee49f3e6
commit d2b991d5a3
2 changed files with 45 additions and 45 deletions
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74
src/ftxui/dom/frame.cpp
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@@ -63,7 +63,7 @@ Element focus(Element child) {
class Frame : public Node {
public:
Frame(std::vector<Element> children) : Node(std::move(children)) {}
Frame(std::vector<Element> children, bool x_frame, bool y_frame) : Node(std::move(children)), x_frame_(x_frame), y_frame_(y_frame) {}
void ComputeRequirement() override {
Node::ComputeRequirement();
@@ -72,46 +72,30 @@ class Frame : public Node {
void SetBox(Box box) override {
Node::SetBox(box);
int external_dimx = box.x_max - box.x_min;
int external_dimy = box.y_max - box.y_min;
int internal_dimx = std::max(requirement_.min_x, external_dimx);
int internal_dimy = std::max(requirement_.min_y, external_dimy);
auto& selected_box = requirement_.selected_box;
int focused_dimx = selected_box.x_max - selected_box.x_min;
int focused_dimy = selected_box.y_max - selected_box.y_min;
int dx = selected_box.x_min - external_dimx / 2 + focused_dimx / 2;
int dy = selected_box.y_min - external_dimy / 2 + focused_dimy / 2;
dx = std::max(0, std::min(internal_dimx - external_dimx - 1, dx));
dy = std::max(0, std::min(internal_dimy - external_dimy - 1, dy));
Box children_box = box;
children_box.x_min = box.x_min - dx;
children_box.y_min = box.y_min - dy;
children_box.x_max = box.x_min + internal_dimx - dx;
children_box.y_max = box.y_min + internal_dimy - dy;
if (x_frame_) {
int external_dimx = box.x_max - box.x_min;
int internal_dimx = std::max(requirement_.min_x, external_dimx);
int focused_dimx = selected_box.x_max - selected_box.x_min;
int dx = selected_box.x_min - external_dimx / 2 + focused_dimx / 2;
dx = std::max(0, std::min(internal_dimx - external_dimx - 1, dx));
children_box.x_min = box.x_min - dx;
children_box.x_max = box.x_min + internal_dimx - dx;
}
if (y_frame_) {
int external_dimy = box.y_max - box.y_min;
int internal_dimy = std::max(requirement_.min_y, external_dimy);
int focused_dimy = selected_box.y_max - selected_box.y_min;
int dy = selected_box.y_min - external_dimy / 2 + focused_dimy / 2;
dy = std::max(0, std::min(internal_dimy - external_dimy - 1, dy));
children_box.y_min = box.y_min - dy;
children_box.y_max = box.y_min + internal_dimy - dy;
}
children[0]->SetBox(children_box);
// int dx = box.x_max - box.x_min;
// int dy = box.y_max - box.y_min;
// int cdx = std::min(children[0].requirement().min_x
// Box children_box;
// children_box.x_min =
// if (box.x_max - box.x_min >= children[0].requirement().min_x && //
// box.y_max - box.y_min >= children[0].requirement().min_y) {
// children_[0]->SetBox(box);
// dx = 0;
// dy = 0;
// return;
//}
// Box children_box;
// children_box.x_min = box.x_min;
// children_box.y_min = box.x_min;
}
void Render(Screen& screen) override {
@@ -119,10 +103,22 @@ class Frame : public Node {
Box::Intersection(box_, screen.stencil));
children[0]->Render(screen);
}
private:
bool x_frame_;
bool y_frame_;
};
Element frame(Element child) {
return std::make_shared<Frame>(unpack(std::move(child)));
return std::make_shared<Frame>(unpack(std::move(child)), true, true);
}
Element xframe(Element child) {
return std::make_shared<Frame>(unpack(std::move(child)), true, false);
}
Element yframe(Element child) {
return std::make_shared<Frame>(unpack(std::move(child)), false, true);
}
} // namespace ftxui