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f00c971b81
Fix: InputEventJoypadMotion should trigger only once on a vslider
401 lines
14 KiB
C++
401 lines
14 KiB
C++
/**************************************************************************/
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/* slider.cpp */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#include "slider.h"
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#include "core/os/keyboard.h"
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Size2 Slider::get_minimum_size() const {
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Size2i ss = theme_cache.slider_style->get_minimum_size();
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Size2i rs = theme_cache.grabber_icon->get_size();
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if (orientation == HORIZONTAL) {
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return Size2i(ss.width, MAX(ss.height, rs.height));
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} else {
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return Size2i(MAX(ss.width, rs.width), ss.height);
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}
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}
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void Slider::gui_input(const Ref<InputEvent> &p_event) {
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ERR_FAIL_COND(p_event.is_null());
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if (!editable) {
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return;
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}
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Ref<InputEventMouseButton> mb = p_event;
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if (mb.is_valid()) {
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if (mb->get_button_index() == MouseButton::LEFT) {
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if (mb->is_pressed()) {
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Ref<Texture2D> grabber;
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if (mouse_inside || has_focus()) {
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grabber = theme_cache.grabber_hl_icon;
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} else {
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grabber = theme_cache.grabber_icon;
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}
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grab.pos = orientation == VERTICAL ? mb->get_position().y : mb->get_position().x;
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double grab_width = (double)grabber->get_width();
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double grab_height = (double)grabber->get_height();
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double max = orientation == VERTICAL ? get_size().height - grab_height : get_size().width - grab_width;
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if (orientation == VERTICAL) {
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set_as_ratio(1 - (((double)grab.pos - (grab_height / 2.0)) / max));
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} else {
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set_as_ratio(((double)grab.pos - (grab_width / 2.0)) / max);
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}
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grab.active = true;
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grab.uvalue = get_as_ratio();
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emit_signal(SNAME("drag_started"));
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} else {
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grab.active = false;
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const bool value_changed = !Math::is_equal_approx((double)grab.uvalue, get_as_ratio());
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emit_signal(SNAME("drag_ended"), value_changed);
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}
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} else if (scrollable) {
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if (mb->is_pressed() && mb->get_button_index() == MouseButton::WHEEL_UP) {
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grab_focus();
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set_value(get_value() + get_step());
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} else if (mb->is_pressed() && mb->get_button_index() == MouseButton::WHEEL_DOWN) {
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grab_focus();
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set_value(get_value() - get_step());
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}
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}
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}
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Ref<InputEventMouseMotion> mm = p_event;
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if (mm.is_valid()) {
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if (grab.active) {
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Size2i size = get_size();
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Ref<Texture2D> grabber = theme_cache.grabber_icon;
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double motion = (orientation == VERTICAL ? mm->get_position().y : mm->get_position().x) - grab.pos;
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if (orientation == VERTICAL) {
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motion = -motion;
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}
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double areasize = orientation == VERTICAL ? size.height - grabber->get_height() : size.width - grabber->get_width();
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if (areasize <= 0) {
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return;
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}
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double umotion = motion / double(areasize);
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set_as_ratio(grab.uvalue + umotion);
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}
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}
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Input *input = Input::get_singleton();
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Ref<InputEventJoypadMotion> joypadmotion_event = p_event;
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Ref<InputEventJoypadButton> joypadbutton_event = p_event;
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bool is_joypad_event = (joypadmotion_event.is_valid() || joypadbutton_event.is_valid());
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if (!mm.is_valid() && !mb.is_valid()) {
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if (p_event->is_action_pressed("ui_left", true)) {
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if (orientation != HORIZONTAL) {
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return;
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}
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if (is_joypad_event) {
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if (!input->is_action_just_pressed("ui_left", true)) {
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return;
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}
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set_process_internal(true);
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}
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set_value(get_value() - (custom_step >= 0 ? custom_step : get_step()));
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accept_event();
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} else if (p_event->is_action_pressed("ui_right", true)) {
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if (orientation != HORIZONTAL) {
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return;
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}
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if (is_joypad_event) {
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if (!input->is_action_just_pressed("ui_right", true)) {
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return;
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}
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set_process_internal(true);
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}
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set_value(get_value() + (custom_step >= 0 ? custom_step : get_step()));
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accept_event();
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} else if (p_event->is_action_pressed("ui_up", true)) {
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if (orientation != VERTICAL) {
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return;
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}
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if (is_joypad_event) {
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if (!input->is_action_just_pressed("ui_up", true)) {
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return;
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}
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set_process_internal(true);
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}
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set_value(get_value() + (custom_step >= 0 ? custom_step : get_step()));
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accept_event();
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} else if (p_event->is_action_pressed("ui_down", true)) {
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if (orientation != VERTICAL) {
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return;
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}
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if (is_joypad_event) {
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if (!input->is_action_just_pressed("ui_down", true)) {
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return;
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}
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set_process_internal(true);
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}
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set_value(get_value() - (custom_step >= 0 ? custom_step : get_step()));
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accept_event();
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} else if (p_event->is_action("ui_home", true) && p_event->is_pressed()) {
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set_value(get_min());
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accept_event();
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} else if (p_event->is_action("ui_end", true) && p_event->is_pressed()) {
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set_value(get_max());
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accept_event();
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}
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}
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}
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void Slider::_update_theme_item_cache() {
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Range::_update_theme_item_cache();
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theme_cache.slider_style = get_theme_stylebox(SNAME("slider"));
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theme_cache.grabber_area_style = get_theme_stylebox(SNAME("grabber_area"));
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theme_cache.grabber_area_hl_style = get_theme_stylebox(SNAME("grabber_area_highlight"));
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theme_cache.grabber_icon = get_theme_icon(SNAME("grabber"));
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theme_cache.grabber_hl_icon = get_theme_icon(SNAME("grabber_highlight"));
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theme_cache.grabber_disabled_icon = get_theme_icon(SNAME("grabber_disabled"));
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theme_cache.tick_icon = get_theme_icon(SNAME("tick"));
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theme_cache.center_grabber = get_theme_constant(SNAME("center_grabber"));
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theme_cache.grabber_offset = get_theme_constant(SNAME("grabber_offset"));
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}
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void Slider::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_INTERNAL_PROCESS: {
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Input *input = Input::get_singleton();
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if (input->is_action_just_released("ui_left") || input->is_action_just_released("ui_right") || input->is_action_just_released("ui_up") || input->is_action_just_released("ui_down")) {
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gamepad_event_delay_ms = DEFAULT_GAMEPAD_EVENT_DELAY_MS;
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set_process_internal(false);
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return;
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}
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gamepad_event_delay_ms -= get_process_delta_time();
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if (gamepad_event_delay_ms <= 0) {
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gamepad_event_delay_ms = GAMEPAD_EVENT_REPEAT_RATE_MS + gamepad_event_delay_ms;
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if (orientation == HORIZONTAL) {
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if (input->is_action_pressed("ui_left")) {
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set_value(get_value() - (custom_step >= 0 ? custom_step : get_step()));
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}
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if (input->is_action_pressed("ui_right")) {
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set_value(get_value() + (custom_step >= 0 ? custom_step : get_step()));
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}
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} else if (orientation == VERTICAL) {
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if (input->is_action_pressed("ui_down")) {
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set_value(get_value() - (custom_step >= 0 ? custom_step : get_step()));
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}
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if (input->is_action_pressed("ui_up")) {
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set_value(get_value() + (custom_step >= 0 ? custom_step : get_step()));
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}
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}
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}
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} break;
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case NOTIFICATION_THEME_CHANGED: {
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update_minimum_size();
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queue_redraw();
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} break;
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case NOTIFICATION_MOUSE_ENTER: {
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mouse_inside = true;
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queue_redraw();
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} break;
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case NOTIFICATION_MOUSE_EXIT: {
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mouse_inside = false;
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queue_redraw();
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} break;
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case NOTIFICATION_VISIBILITY_CHANGED:
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case NOTIFICATION_EXIT_TREE: {
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mouse_inside = false;
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grab.active = false;
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} break;
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case NOTIFICATION_DRAW: {
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RID ci = get_canvas_item();
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Size2i size = get_size();
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double ratio = Math::is_nan(get_as_ratio()) ? 0 : get_as_ratio();
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Ref<StyleBox> style = theme_cache.slider_style;
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Ref<Texture2D> tick = theme_cache.tick_icon;
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bool highlighted = mouse_inside || has_focus();
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Ref<Texture2D> grabber;
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if (editable) {
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if (highlighted) {
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grabber = theme_cache.grabber_hl_icon;
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} else {
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grabber = theme_cache.grabber_icon;
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}
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} else {
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grabber = theme_cache.grabber_disabled_icon;
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}
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Ref<StyleBox> grabber_area;
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if (highlighted) {
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grabber_area = theme_cache.grabber_area_hl_style;
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} else {
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grabber_area = theme_cache.grabber_area_style;
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}
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if (orientation == VERTICAL) {
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int widget_width = style->get_minimum_size().width;
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double areasize = size.height - (theme_cache.center_grabber ? 0 : grabber->get_height());
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int grabber_shift = theme_cache.center_grabber ? grabber->get_height() / 2 : 0;
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style->draw(ci, Rect2i(Point2i(size.width / 2 - widget_width / 2, 0), Size2i(widget_width, size.height)));
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grabber_area->draw(ci, Rect2i(Point2i((size.width - widget_width) / 2, size.height - areasize * ratio - grabber->get_height() / 2 + grabber_shift), Size2i(widget_width, areasize * ratio + grabber->get_height() / 2 - grabber_shift)));
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if (ticks > 1) {
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int grabber_offset = (grabber->get_height() / 2 - tick->get_height() / 2);
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for (int i = 0; i < ticks; i++) {
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if (!ticks_on_borders && (i == 0 || i + 1 == ticks)) {
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continue;
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}
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int ofs = (i * areasize / (ticks - 1)) + grabber_offset - grabber_shift;
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tick->draw(ci, Point2i((size.width - widget_width) / 2, ofs));
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}
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}
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grabber->draw(ci, Point2i(size.width / 2 - grabber->get_width() / 2 + theme_cache.grabber_offset, size.height - ratio * areasize - grabber->get_height() + grabber_shift));
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} else {
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int widget_height = style->get_minimum_size().height;
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double areasize = size.width - (theme_cache.center_grabber ? 0 : grabber->get_size().width);
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int grabber_shift = theme_cache.center_grabber ? -grabber->get_width() / 2 : 0;
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style->draw(ci, Rect2i(Point2i(0, (size.height - widget_height) / 2), Size2i(size.width, widget_height)));
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grabber_area->draw(ci, Rect2i(Point2i(0, (size.height - widget_height) / 2), Size2i(areasize * ratio + grabber->get_width() / 2 + grabber_shift, widget_height)));
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if (ticks > 1) {
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int grabber_offset = (grabber->get_width() / 2 - tick->get_width() / 2);
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for (int i = 0; i < ticks; i++) {
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if ((!ticks_on_borders) && ((i == 0) || ((i + 1) == ticks))) {
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continue;
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}
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int ofs = (i * areasize / (ticks - 1)) + grabber_offset + grabber_shift;
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tick->draw(ci, Point2i(ofs, (size.height - widget_height) / 2));
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}
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}
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grabber->draw(ci, Point2i(ratio * areasize + grabber_shift, size.height / 2 - grabber->get_height() / 2 + theme_cache.grabber_offset));
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}
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} break;
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}
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}
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void Slider::set_custom_step(double p_custom_step) {
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custom_step = p_custom_step;
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}
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double Slider::get_custom_step() const {
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return custom_step;
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}
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void Slider::set_ticks(int p_count) {
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if (ticks == p_count) {
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return;
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}
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ticks = p_count;
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queue_redraw();
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}
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int Slider::get_ticks() const {
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return ticks;
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}
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bool Slider::get_ticks_on_borders() const {
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return ticks_on_borders;
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}
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void Slider::set_ticks_on_borders(bool _tob) {
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if (ticks_on_borders == _tob) {
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return;
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}
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ticks_on_borders = _tob;
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queue_redraw();
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}
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void Slider::set_editable(bool p_editable) {
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if (editable == p_editable) {
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return;
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}
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grab.active = false;
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editable = p_editable;
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queue_redraw();
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}
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bool Slider::is_editable() const {
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return editable;
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}
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void Slider::set_scrollable(bool p_scrollable) {
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scrollable = p_scrollable;
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}
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bool Slider::is_scrollable() const {
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return scrollable;
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}
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void Slider::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_ticks", "count"), &Slider::set_ticks);
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ClassDB::bind_method(D_METHOD("get_ticks"), &Slider::get_ticks);
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ClassDB::bind_method(D_METHOD("get_ticks_on_borders"), &Slider::get_ticks_on_borders);
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ClassDB::bind_method(D_METHOD("set_ticks_on_borders", "ticks_on_border"), &Slider::set_ticks_on_borders);
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ClassDB::bind_method(D_METHOD("set_editable", "editable"), &Slider::set_editable);
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ClassDB::bind_method(D_METHOD("is_editable"), &Slider::is_editable);
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ClassDB::bind_method(D_METHOD("set_scrollable", "scrollable"), &Slider::set_scrollable);
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ClassDB::bind_method(D_METHOD("is_scrollable"), &Slider::is_scrollable);
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ADD_SIGNAL(MethodInfo("drag_started"));
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ADD_SIGNAL(MethodInfo("drag_ended", PropertyInfo(Variant::BOOL, "value_changed")));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "editable"), "set_editable", "is_editable");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scrollable"), "set_scrollable", "is_scrollable");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "tick_count", PROPERTY_HINT_RANGE, "0,4096,1"), "set_ticks", "get_ticks");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "ticks_on_borders"), "set_ticks_on_borders", "get_ticks_on_borders");
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}
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Slider::Slider(Orientation p_orientation) {
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orientation = p_orientation;
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set_focus_mode(FOCUS_ALL);
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}
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