271 lines
8.5 KiB
C++
271 lines
8.5 KiB
C++
/*************************************************************************/
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/* spin_box.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 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 "spin_box.h"
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#include "os/input.h"
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Size2 SpinBox::get_minimum_size() const {
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Size2 ms = line_edit->get_combined_minimum_size();
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ms.width += last_w;
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return ms;
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}
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void SpinBox::_value_changed(double) {
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String value = String::num(get_val(), Math::step_decimals(get_step()));
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if (prefix != "")
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value = prefix + " " + value;
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if (suffix != "")
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value += " " + suffix;
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line_edit->set_text(value);
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}
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void SpinBox::_text_entered(const String &p_string) {
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//if (!p_string.is_numeric())
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// return;
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String value = p_string;
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if (prefix != "" && p_string.begins_with(prefix))
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value = p_string.substr(prefix.length(), p_string.length() - prefix.length());
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set_val(value.to_double());
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_value_changed(0);
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}
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LineEdit *SpinBox::get_line_edit() {
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return line_edit;
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}
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void SpinBox::_line_edit_input(const InputEvent &p_event) {
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}
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void SpinBox::_range_click_timeout() {
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if (!drag.enabled && Input::get_singleton()->is_mouse_button_pressed(BUTTON_LEFT)) {
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bool up = get_local_mouse_pos().y < (get_size().height / 2);
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set_val(get_val() + (up ? get_step() : -get_step()));
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if (range_click_timer->is_one_shot()) {
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range_click_timer->set_wait_time(0.075);
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range_click_timer->set_one_shot(false);
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range_click_timer->start();
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}
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} else {
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range_click_timer->stop();
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}
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}
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void SpinBox::_input_event(const InputEvent &p_event) {
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if (!is_editable()) {
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return;
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}
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if (p_event.type == InputEvent::MOUSE_BUTTON && p_event.mouse_button.pressed) {
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const InputEventMouseButton &mb = p_event.mouse_button;
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bool up = mb.y < (get_size().height / 2);
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switch (mb.button_index) {
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case BUTTON_LEFT: {
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set_val(get_val() + (up ? get_step() : -get_step()));
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range_click_timer->set_wait_time(0.6);
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range_click_timer->set_one_shot(true);
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range_click_timer->start();
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line_edit->grab_focus();
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} break;
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case BUTTON_RIGHT: {
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set_val((up ? get_max() : get_min()));
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line_edit->grab_focus();
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} break;
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case BUTTON_WHEEL_UP: {
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if (line_edit->has_focus()) {
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set_val(get_val() + get_step());
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accept_event();
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}
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} break;
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case BUTTON_WHEEL_DOWN: {
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if (line_edit->has_focus()) {
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set_val(get_val() - get_step());
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accept_event();
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}
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} break;
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}
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}
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if (p_event.type == InputEvent::MOUSE_BUTTON && p_event.mouse_button.pressed && p_event.mouse_button.button_index == 1) {
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//set_default_cursor_shape(CURSOR_VSIZE);
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Vector2 cpos = Vector2(p_event.mouse_button.x, p_event.mouse_button.y);
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drag.mouse_pos = cpos;
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}
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if (p_event.type == InputEvent::MOUSE_BUTTON && !p_event.mouse_button.pressed && p_event.mouse_button.button_index == 1) {
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//set_default_cursor_shape(CURSOR_ARROW);
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range_click_timer->stop();
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if (drag.enabled) {
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drag.enabled = false;
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Input::get_singleton()->set_mouse_mode(Input::MOUSE_MODE_VISIBLE);
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warp_mouse(drag.capture_pos);
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}
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}
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if (p_event.type == InputEvent::MOUSE_MOTION && p_event.mouse_button.button_mask & 1) {
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Vector2 cpos = Vector2(p_event.mouse_motion.x, p_event.mouse_motion.y);
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if (drag.enabled) {
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float diff_y = drag.mouse_pos.y - cpos.y;
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diff_y = Math::pow(ABS(diff_y), 1.8) * SGN(diff_y);
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diff_y *= 0.1;
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drag.mouse_pos = cpos;
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drag.base_val = CLAMP(drag.base_val + get_step() * diff_y, get_min(), get_max());
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set_val(drag.base_val);
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} else if (drag.mouse_pos.distance_to(cpos) > 2) {
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Input::get_singleton()->set_mouse_mode(Input::MOUSE_MODE_CAPTURED);
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drag.enabled = true;
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drag.base_val = get_val();
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drag.mouse_pos = cpos;
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drag.capture_pos = cpos;
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}
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}
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}
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void SpinBox::_line_edit_focus_exit() {
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_text_entered(line_edit->get_text());
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}
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void SpinBox::_notification(int p_what) {
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if (p_what == NOTIFICATION_DRAW) {
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Ref<Texture> updown = get_icon("updown");
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int w = updown->get_width();
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if (w != last_w) {
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line_edit->set_margin(MARGIN_RIGHT, w);
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last_w = w;
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}
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RID ci = get_canvas_item();
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Size2i size = get_size();
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updown->draw(ci, Point2i(size.width - updown->get_width(), (size.height - updown->get_height()) / 2));
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} else if (p_what == NOTIFICATION_FOCUS_EXIT) {
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//_value_changed(0);
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} else if (p_what == NOTIFICATION_ENTER_TREE) {
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_value_changed(0);
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}
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}
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void SpinBox::set_suffix(const String &p_suffix) {
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suffix = p_suffix;
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_value_changed(0);
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}
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String SpinBox::get_suffix() const {
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return suffix;
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}
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void SpinBox::set_prefix(const String &p_prefix) {
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prefix = p_prefix;
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_value_changed(0);
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}
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String SpinBox::get_prefix() const {
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return prefix;
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}
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void SpinBox::set_editable(bool p_editable) {
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line_edit->set_editable(p_editable);
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}
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bool SpinBox::is_editable() const {
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return line_edit->is_editable();
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}
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void SpinBox::_bind_methods() {
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//ObjectTypeDB::bind_method(_MD("_value_changed"),&SpinBox::_value_changed);
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ObjectTypeDB::bind_method(_MD("_input_event"), &SpinBox::_input_event);
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ObjectTypeDB::bind_method(_MD("_text_entered"), &SpinBox::_text_entered);
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ObjectTypeDB::bind_method(_MD("set_suffix", "suffix"), &SpinBox::set_suffix);
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ObjectTypeDB::bind_method(_MD("get_suffix"), &SpinBox::get_suffix);
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ObjectTypeDB::bind_method(_MD("set_prefix", "prefix"), &SpinBox::set_prefix);
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ObjectTypeDB::bind_method(_MD("get_prefix"), &SpinBox::get_prefix);
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ObjectTypeDB::bind_method(_MD("set_editable", "editable"), &SpinBox::set_editable);
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ObjectTypeDB::bind_method(_MD("is_editable"), &SpinBox::is_editable);
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ObjectTypeDB::bind_method(_MD("_line_edit_focus_exit"), &SpinBox::_line_edit_focus_exit);
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ObjectTypeDB::bind_method(_MD("get_line_edit"), &SpinBox::get_line_edit);
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ObjectTypeDB::bind_method(_MD("_line_edit_input"), &SpinBox::_line_edit_input);
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ObjectTypeDB::bind_method(_MD("_range_click_timeout"), &SpinBox::_range_click_timeout);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "editable"), _SCS("set_editable"), _SCS("is_editable"));
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "prefix"), _SCS("set_prefix"), _SCS("get_prefix"));
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "suffix"), _SCS("set_suffix"), _SCS("get_suffix"));
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}
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SpinBox::SpinBox() {
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last_w = 0;
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line_edit = memnew(LineEdit);
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add_child(line_edit);
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line_edit->set_area_as_parent_rect();
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//connect("value_changed",this,"_value_changed");
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line_edit->connect("text_entered", this, "_text_entered", Vector<Variant>(), CONNECT_DEFERRED);
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line_edit->connect("focus_exit", this, "_line_edit_focus_exit", Vector<Variant>(), CONNECT_DEFERRED);
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line_edit->connect("input_event", this, "_line_edit_input");
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drag.enabled = false;
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range_click_timer = memnew(Timer);
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range_click_timer->connect("timeout", this, "_range_click_timeout");
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add_child(range_click_timer);
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}
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