292 lines
8.4 KiB
C++
292 lines
8.4 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_value(),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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/*
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if (!p_string.is_numeric())
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return;
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*/
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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_value( 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_value( get_value() + (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::_gui_input(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_value( get_value() + (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_value( (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_value( get_value() + 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_value( get_value() - 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),1.8f)*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_value( 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_value();
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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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//ClassDB::bind_method(D_METHOD("_value_changed"),&SpinBox::_value_changed);
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ClassDB::bind_method(D_METHOD("_gui_input"),&SpinBox::_gui_input);
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ClassDB::bind_method(D_METHOD("_text_entered"),&SpinBox::_text_entered);
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ClassDB::bind_method(D_METHOD("set_suffix","suffix"),&SpinBox::set_suffix);
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ClassDB::bind_method(D_METHOD("get_suffix"),&SpinBox::get_suffix);
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ClassDB::bind_method(D_METHOD("set_prefix","prefix"),&SpinBox::set_prefix);
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ClassDB::bind_method(D_METHOD("get_prefix"),&SpinBox::get_prefix);
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ClassDB::bind_method(D_METHOD("set_editable","editable"),&SpinBox::set_editable);
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ClassDB::bind_method(D_METHOD("is_editable"),&SpinBox::is_editable);
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ClassDB::bind_method(D_METHOD("_line_edit_focus_exit"),&SpinBox::_line_edit_focus_exit);
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ClassDB::bind_method(D_METHOD("get_line_edit"),&SpinBox::get_line_edit);
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ClassDB::bind_method(D_METHOD("_line_edit_input"),&SpinBox::_line_edit_input);
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ClassDB::bind_method(D_METHOD("_range_click_timeout"),&SpinBox::_range_click_timeout);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL,"editable"),"set_editable","is_editable");
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ADD_PROPERTY(PropertyInfo(Variant::STRING,"prefix"),"set_prefix","get_prefix");
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ADD_PROPERTY(PropertyInfo(Variant::STRING,"suffix"),"set_suffix","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_exited",this,"_line_edit_focus_exit",Vector<Variant>(),CONNECT_DEFERRED);
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line_edit->connect("gui_input",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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