godot/scene/gui/flow_container.h

105 lines
3.7 KiB
C++

/*************************************************************************/
/* flow_container.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef FLOW_CONTAINER_H
#define FLOW_CONTAINER_H
#include "scene/gui/container.h"
class FlowContainer : public Container {
GDCLASS(FlowContainer, Container);
public:
enum AlignmentMode {
ALIGNMENT_BEGIN,
ALIGNMENT_CENTER,
ALIGNMENT_END
};
private:
int cached_size = 0;
int cached_line_count = 0;
bool vertical = false;
AlignmentMode alignment = ALIGNMENT_BEGIN;
struct ThemeCache {
int h_separation = 0;
int v_separation = 0;
} theme_cache;
void _resort();
protected:
bool is_fixed = false;
virtual void _update_theme_item_cache() override;
void _notification(int p_what);
void _validate_property(PropertyInfo &p_property) const;
static void _bind_methods();
public:
int get_line_count() const;
void set_alignment(AlignmentMode p_alignment);
AlignmentMode get_alignment() const;
void set_vertical(bool p_vertical);
bool is_vertical() const;
virtual Size2 get_minimum_size() const override;
virtual Vector<int> get_allowed_size_flags_horizontal() const override;
virtual Vector<int> get_allowed_size_flags_vertical() const override;
FlowContainer(bool p_vertical = false);
};
class HFlowContainer : public FlowContainer {
GDCLASS(HFlowContainer, FlowContainer);
public:
HFlowContainer() :
FlowContainer(false) { is_fixed = true; }
};
class VFlowContainer : public FlowContainer {
GDCLASS(VFlowContainer, FlowContainer);
public:
VFlowContainer() :
FlowContainer(true) { is_fixed = true; }
};
VARIANT_ENUM_CAST(FlowContainer::AlignmentMode);
#endif // FLOW_CONTAINER_H