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Diffstat (limited to 'extension/src/openvic-extension/classes/GUIScrollbar.hpp')
| -rw-r--r-- | extension/src/openvic-extension/classes/GUIScrollbar.hpp | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/extension/src/openvic-extension/classes/GUIScrollbar.hpp b/extension/src/openvic-extension/classes/GUIScrollbar.hpp new file mode 100644 index 0000000..7af7b57 --- /dev/null +++ b/extension/src/openvic-extension/classes/GUIScrollbar.hpp @@ -0,0 +1,102 @@ +#pragma once + +#include <godot_cpp/classes/control.hpp> +#include <godot_cpp/classes/input_event.hpp> + +#include <openvic-simulation/interface/GUI.hpp> + +#include "openvic-extension/classes/GFXSpriteTexture.hpp" + +namespace OpenVic { + class GUIScrollbar : public godot::Control { + GDCLASS(GUIScrollbar, godot::Control) + + static godot::StringName const& _signal_value_changed(); + + GUI::Scrollbar const* PROPERTY(gui_scrollbar); + + godot::Ref<GFXSpriteTexture> slider_texture; + godot::Ref<GFXSpriteTexture> track_texture; + godot::Ref<GFXSpriteTexture> less_texture; + godot::Ref<GFXSpriteTexture> more_texture; + + godot::Rect2 slider_rect; + real_t slider_start, slider_distance; + godot::Rect2 track_rect; + godot::Rect2 less_rect; + godot::Rect2 more_rect; + + godot::Ref<GFXSpriteTexture> range_limit_min_texture; + godot::Ref<GFXSpriteTexture> range_limit_max_texture; + + godot::Rect2 range_limit_min_rect; + godot::Rect2 range_limit_max_rect; + + godot::Orientation PROPERTY(orientation); + + int32_t PROPERTY(value); + int32_t PROPERTY(min_value); + int32_t PROPERTY(max_value); + + bool PROPERTY_CUSTOM_PREFIX(range_limited, is); + int32_t PROPERTY(range_limit_min); + int32_t PROPERTY(range_limit_max); + + bool hover_slider, hover_track, hover_less, hover_more; + bool pressed_slider, pressed_track, pressed_less, pressed_more; + + /* The time between value changes while the less/more button is held down (in seconds). */ + static constexpr double BUTTON_CHANGE_DELAY = 1.0 / 60.0; + /* The time between value change rate increases while the less/more button is held down (in seconds). */ + static constexpr double BUTTON_CHANGE_ACCELERATE_DELAY = 10.0 * BUTTON_CHANGE_DELAY; + + /* When the less/more button is pressed, button_change_value_base is initialised based on the shift and control keys + * and button_change_value is initialised to 0. Every BUTTON_CHANGE_ACCELERATE_DELAY seconds button_change_value + * increases by button_change_value_base, and every BUTTON_CHANGE_DELAY seconds value changes by button_change_value. + * If button_change_value is still 0 when the button is released, then value will be increased by + * button_change_value_base so that short clicks still have an effect.*/ + int32_t button_change_value_base, button_change_value; + double button_change_accelerate_timer, button_change_timer; + + void _start_button_change(bool shift_pressed, bool control_pressed); + void _stop_button_change(); + + /* Changes value by button_change_value with the direction determined by orientation and pressed_less or pressed_more. + * Returns true if a change occured, otherwise false. */ + bool _update_button_change(); + + float _value_to_ratio(int32_t val) const; + + void _calculate_rects(); + + void _constrain_value(); + godot::Error _constrain_range_limits(); + godot::Error _constrain_limits(); + + protected: + static void _bind_methods(); + void _notification(int what); + + public: + GUIScrollbar(); + + godot::Vector2 _get_minimum_size() const override; + void _gui_input(godot::Ref<godot::InputEvent> const& event) override; + + void emit_value_changed(); + godot::Error reset(); + void clear(); + + godot::Error set_gui_scrollbar(GUI::Scrollbar const* new_gui_scrollbar); + godot::Error set_gui_scrollbar_name(godot::String const& gui_scene, godot::String const& gui_scrollbar_name); + godot::String get_gui_scrollbar_name() const; + + void set_value(int32_t new_value, bool signal = true); + + float get_value_as_ratio() const; + void set_value_as_ratio(float new_ratio, bool signal = true); + + godot::Error set_range_limits(int32_t new_range_limit_min, int32_t new_range_limit_max, bool signal = true); + godot::Error set_limits(int32_t new_min_value, int32_t new_max_value, bool signal = true); + }; +} |