15986ea343
Added proper label sizing Improved text editor status bar Fixed some issues with ItemList and also some style fixes Added background to color picker samples (the mrcdk fix) Fixed slider ticks. Added VS breakpoint and error styleboxes.
283 lines
9.8 KiB
C++
283 lines
9.8 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) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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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 "os/keyboard.h"
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Size2 Slider::get_minimum_size() const {
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Ref<StyleBox> style = get_stylebox("slider");
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Size2i ms = style->get_minimum_size() + style->get_center_size();
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return ms;
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}
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void Slider::_gui_input(Ref<InputEvent> p_event) {
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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() == BUTTON_LEFT) {
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if (mb->is_pressed()) {
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Ref<Texture> grabber = get_icon(mouse_inside || has_focus() ? "grabber_highlight" : "grabber");
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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_size().width;
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double grab_height = (double)grabber->get_size().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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grab.active = true;
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grab.uvalue = get_as_ratio();
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} else {
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grab.active = false;
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}
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} else if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_UP) {
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set_value(get_value() + get_step());
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} else if (mb->is_pressed() && mb->get_button_index() == BUTTON_WHEEL_DOWN) {
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set_value(get_value() - get_step());
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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<Texture> grabber = get_icon("grabber");
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float 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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float areasize = orientation == VERTICAL ? size.height - grabber->get_size().height : size.width - grabber->get_size().width;
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if (areasize <= 0)
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return;
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float umotion = motion / float(areasize);
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set_as_ratio(grab.uvalue + umotion);
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}
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}
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if (!mm.is_valid() && !mb.is_valid()) {
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if (p_event->is_action("ui_left") && p_event->is_pressed()) {
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if (orientation != HORIZONTAL)
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return;
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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_right") && p_event->is_pressed()) {
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if (orientation != HORIZONTAL)
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return;
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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_up") && p_event->is_pressed()) {
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if (orientation != VERTICAL)
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return;
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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_down") && p_event->is_pressed()) {
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if (orientation != VERTICAL)
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return;
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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 {
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Ref<InputEventKey> k = p_event;
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if (!k.is_valid() || !k->is_pressed())
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return;
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switch (k->get_scancode()) {
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case KEY_HOME: {
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set_value(get_min());
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accept_event();
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} break;
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case KEY_END: {
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set_value(get_max());
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accept_event();
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} break;
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}
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}
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}
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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_MOUSE_ENTER: {
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mouse_inside = true;
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update();
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} break;
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case NOTIFICATION_MOUSE_EXIT: {
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mouse_inside = false;
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update();
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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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Ref<StyleBox> style = get_stylebox("slider");
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Ref<StyleBox> focus = get_stylebox("focus");
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Ref<StyleBox> grabber_area = get_stylebox("grabber_area");
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Ref<Texture> grabber = get_icon(editable ? ((mouse_inside || has_focus()) ? "grabber_highlight" : "grabber") : "grabber_disabled");
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Ref<Texture> tick = get_icon("tick");
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if (orientation == VERTICAL) {
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int widget_width = style->get_minimum_size().width + style->get_center_size().width;
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float areasize = size.height - grabber->get_size().height;
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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 * get_as_ratio() - grabber->get_size().height / 2), Size2i(widget_width, areasize * get_as_ratio() + grabber->get_size().width / 2)));
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/*
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if (mouse_inside||has_focus())
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focus->draw(ci,Rect2i(Point2i(),Size2i(style->get_minimum_size().width+style->get_center_size().width,size.height)));
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*/
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if (ticks > 1) {
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int tickarea = size.height - tick->get_height();
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for (int i = 0; i < ticks; i++) {
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if (!ticks_on_borders && (i == 0 || i + 1 == ticks)) continue;
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int ofs = i * tickarea / (ticks - 1);
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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_size().width / 2, size.height - get_as_ratio() * areasize - grabber->get_size().height));
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} else {
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int widget_height = style->get_minimum_size().height + style->get_center_size().height;
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float areasize = size.width - grabber->get_size().width;
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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 * get_as_ratio() + grabber->get_size().width / 2, widget_height)));
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/*
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if (mouse_inside||has_focus())
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focus->draw(ci,Rect2i(Point2i(),Size2i(size.width,style->get_minimum_size().height+style->get_center_size().height)));
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*/
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if (ticks > 1) {
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int tickarea = size.width - tick->get_width();
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for (int i = 0; i < ticks; i++) {
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if ((!ticks_on_borders) && ((i == 0) || ((i + 1) == ticks))) continue;
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int ofs = i * tickarea / (ticks - 1);
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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(get_as_ratio() * areasize, size.height / 2 - grabber->get_size().height / 2));
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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(float p_custom_step) {
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custom_step = p_custom_step;
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}
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float 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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ticks = p_count;
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update();
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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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ticks_on_borders = _tob;
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update();
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}
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void Slider::set_editable(bool p_editable) {
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editable = p_editable;
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update();
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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::_bind_methods() {
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ClassDB::bind_method(D_METHOD("_gui_input"), &Slider::_gui_input);
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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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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "editable"), "set_editable", "is_editable");
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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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ADD_PROPERTY(PropertyInfo(Variant::INT, "focus_mode", PROPERTY_HINT_ENUM, "None,Click,All"), "set_focus_mode", "get_focus_mode");
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}
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Slider::Slider(Orientation p_orientation) {
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orientation = p_orientation;
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mouse_inside = false;
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grab.active = false;
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ticks = 0;
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custom_step = -1;
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editable = true;
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set_focus_mode(FOCUS_ALL);
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}
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