543 lines
16 KiB
C++
543 lines
16 KiB
C++
/*************************************************************************/
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/* button_array.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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/* 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 "button_array.h"
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bool ButtonArray::_set(const StringName &p_name, const Variant &p_value) {
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String n = String(p_name);
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if (n.begins_with("button/")) {
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String what = n.get_slicec('/', 1);
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if (what == "count") {
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int new_size = p_value;
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if (new_size > 0 && buttons.size() == 0) {
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selected = 0;
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}
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if (new_size < buttons.size()) {
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if (selected >= new_size)
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selected = new_size - 1;
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}
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buttons.resize(new_size);
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_change_notify();
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minimum_size_changed();
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} else if (what == "align") {
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set_align(Align(p_value.operator int()));
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} else if (what == "selected") {
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set_selected(p_value);
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} else if (what == "min_button_size") {
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min_button_size = p_value;
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} else {
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int idx = what.to_int();
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ERR_FAIL_INDEX_V(idx, buttons.size(), false);
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String f = n.get_slicec('/', 2);
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if (f == "text") {
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buttons[idx].text = p_value;
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buttons[idx].xl_text = XL_MESSAGE(p_value);
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} else if (f == "tooltip")
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buttons[idx].tooltip = p_value;
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else if (f == "icon")
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buttons[idx].icon = p_value;
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else
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return false;
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}
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update();
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return true;
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}
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return false;
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}
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bool ButtonArray::_get(const StringName &p_name, Variant &r_ret) const {
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String n = String(p_name);
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if (n.begins_with("button/")) {
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String what = n.get_slicec('/', 1);
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if (what == "count") {
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r_ret = buttons.size();
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} else if (what == "align") {
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r_ret = get_align();
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} else if (what == "selected") {
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r_ret = get_selected();
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} else if (what == "min_button_size") {
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r_ret = min_button_size;
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} else {
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int idx = what.to_int();
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ERR_FAIL_INDEX_V(idx, buttons.size(), false);
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String f = n.get_slicec('/', 2);
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if (f == "text")
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r_ret = buttons[idx].text;
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else if (f == "tooltip")
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r_ret = buttons[idx].tooltip;
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else if (f == "icon")
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r_ret = buttons[idx].icon;
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else
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return false;
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}
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return true;
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}
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return false;
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}
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void ButtonArray::_get_property_list(List<PropertyInfo> *p_list) const {
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p_list->push_back(PropertyInfo(Variant::INT, "button/count", PROPERTY_HINT_RANGE, "0,512,1"));
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p_list->push_back(PropertyInfo(Variant::INT, "button/min_button_size", PROPERTY_HINT_RANGE, "0,1024,1"));
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p_list->push_back(PropertyInfo(Variant::INT, "button/align", PROPERTY_HINT_ENUM, "Begin,Center,End,Fill,Expand"));
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for (int i = 0; i < buttons.size(); i++) {
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String base = "button/" + itos(i) + "/";
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p_list->push_back(PropertyInfo(Variant::STRING, base + "text"));
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p_list->push_back(PropertyInfo(Variant::STRING, base + "tooltip"));
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p_list->push_back(PropertyInfo(Variant::OBJECT, base + "icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture"));
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}
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if (buttons.size() > 0) {
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p_list->push_back(PropertyInfo(Variant::INT, "button/selected", PROPERTY_HINT_RANGE, "0," + itos(buttons.size() - 1) + ",1"));
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}
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}
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Size2 ButtonArray::get_minimum_size() const {
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Ref<StyleBox> style_normal = get_stylebox("normal");
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Ref<StyleBox> style_selected = get_stylebox("selected");
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Ref<Font> font_normal = get_font("font");
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Ref<Font> font_selected = get_font("font_selected");
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int icon_sep = get_constant("icon_separator");
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int button_sep = get_constant("button_separator");
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Size2 minsize;
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for (int i = 0; i < buttons.size(); i++) {
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Ref<StyleBox> sb = i == selected ? style_selected : style_normal;
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Ref<Font> f = i == selected ? font_selected : font_normal;
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Size2 ms;
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ms = f->get_string_size(buttons[i].xl_text);
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if (buttons[i].icon.is_valid()) {
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Size2 bs = buttons[i].icon->get_size();
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ms.height = MAX(ms.height, bs.height);
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ms.width += bs.width + icon_sep;
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}
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ms += sb->get_minimum_size();
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buttons[i]._ms_cache = ms[orientation];
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minsize[orientation] += ms[orientation];
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if (i > 0)
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minsize[orientation] += button_sep;
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minsize[!orientation] = MAX(minsize[!orientation], ms[!orientation]);
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}
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return minsize;
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}
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void ButtonArray::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_MOUSE_EXIT: {
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hover = -1;
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update();
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} break;
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case NOTIFICATION_READY: {
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MethodInfo mi;
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mi.name = "mouse_sub_enter";
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add_user_signal(mi);
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} break;
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case NOTIFICATION_DRAW: {
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Size2 size = get_size();
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Size2 minsize = get_combined_minimum_size();
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Ref<StyleBox> style_normal = get_stylebox("normal");
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Ref<StyleBox> style_selected = get_stylebox("selected");
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Ref<StyleBox> style_focus = get_stylebox("focus");
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Ref<StyleBox> style_hover = get_stylebox("hover");
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Ref<Font> font_normal = get_font("font");
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Ref<Font> font_selected = get_font("font_selected");
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int icon_sep = get_constant("icon_separator");
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int button_sep = get_constant("button_separator");
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Color color_normal = get_color("font_color");
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Color color_selected = get_color("font_color_selected");
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int sep = button_sep;
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int ofs = 0;
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int expand = 0;
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switch (align) {
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case ALIGN_BEGIN: {
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ofs = 0;
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} break;
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case ALIGN_CENTER: {
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ofs = Math::floor((size[orientation] - minsize[orientation]) / 2);
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} break;
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case ALIGN_END: {
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ofs = Math::floor((size[orientation] - minsize[orientation]));
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} break;
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case ALIGN_FILL: {
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if (buttons.size() > 1)
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sep += Math::floor((size[orientation] - minsize[orientation]) / (buttons.size() - 1.0));
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ofs = 0;
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} break;
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case ALIGN_EXPAND_FILL: {
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ofs = 0;
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expand = size[orientation] - minsize[orientation];
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} break;
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}
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int op_size = orientation == VERTICAL ? size.width : size.height;
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for (int i = 0; i < buttons.size(); i++) {
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int ms = buttons[i]._ms_cache;
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int s = ms;
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if (expand > 0) {
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s += expand / buttons.size();
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}
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if (min_button_size != -1 && s < min_button_size) {
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s = min_button_size;
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}
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Rect2 r;
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r.pos[orientation] = ofs;
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r.pos[!orientation] = 0;
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r.size[orientation] = s;
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r.size[!orientation] = op_size;
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Ref<Font> f;
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Color c;
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Point2 sbsize;
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Point2 sbofs;
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if (i == selected) {
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draw_style_box(style_selected, r);
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sbsize = style_selected->get_minimum_size();
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sbofs = style_selected->get_offset();
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f = font_selected;
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c = color_selected;
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if (has_focus())
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draw_style_box(style_focus, r);
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} else {
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if (hover == i)
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draw_style_box(style_hover, r);
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else if (!flat)
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draw_style_box(style_normal, r);
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sbsize = style_normal->get_minimum_size();
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sbofs = style_normal->get_offset();
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f = font_normal;
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c = color_normal;
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}
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Size2 ssize = f->get_string_size(buttons[i].xl_text);
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if (buttons[i].icon.is_valid()) {
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ssize.x += buttons[i].icon->get_width();
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}
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Point2 text_ofs = ((r.size - ssize - sbsize) / 2.0 + Point2(0, f->get_ascent())).floor() + sbofs;
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if (buttons[i].icon.is_valid()) {
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draw_texture(buttons[i].icon, r.pos + Point2(text_ofs.x, Math::floor((r.size.height - buttons[i].icon->get_height()) / 2.0)));
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text_ofs.x += buttons[i].icon->get_width() + icon_sep;
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}
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draw_string(f, text_ofs + r.pos, buttons[i].xl_text, c);
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buttons[i]._pos_cache = ofs;
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buttons[i]._size_cache = s;
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ofs += s;
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ofs += sep;
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}
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} break;
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}
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}
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void ButtonArray::_gui_input(const InputEvent &p_event) {
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if (
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((orientation == HORIZONTAL && p_event.is_action("ui_left")) ||
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(orientation == VERTICAL && p_event.is_action("ui_up"))) &&
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p_event.is_pressed() && selected > 0) {
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set_selected(selected - 1);
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accept_event();
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emit_signal("button_selected", selected);
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return;
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}
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if (
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((orientation == HORIZONTAL && p_event.is_action("ui_right")) ||
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(orientation == VERTICAL && p_event.is_action("ui_down"))) &&
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p_event.is_pressed() && selected < (buttons.size() - 1)) {
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set_selected(selected + 1);
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accept_event();
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emit_signal("button_selected", selected);
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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 && p_event.mouse_button.button_index == BUTTON_LEFT) {
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int ofs = orientation == HORIZONTAL ? p_event.mouse_button.x : p_event.mouse_button.y;
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for (int i = 0; i < buttons.size(); i++) {
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if (ofs >= buttons[i]._pos_cache && ofs < buttons[i]._pos_cache + buttons[i]._size_cache) {
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set_selected(i);
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emit_signal("button_selected", i);
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return;
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}
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}
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}
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if (p_event.type == InputEvent::MOUSE_MOTION) {
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int ofs = orientation == HORIZONTAL ? p_event.mouse_motion.x : p_event.mouse_motion.y;
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int new_hover = -1;
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for (int i = 0; i < buttons.size(); i++) {
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if (ofs >= buttons[i]._pos_cache && ofs < buttons[i]._pos_cache + buttons[i]._size_cache) {
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new_hover = i;
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break;
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}
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}
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if (new_hover != hover) {
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hover = new_hover;
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emit_signal("mouse_sub_enter");
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update();
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}
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}
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}
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String ButtonArray::get_tooltip(const Point2 &p_pos) const {
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int ofs = orientation == HORIZONTAL ? p_pos.x : p_pos.y;
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for (int i = 0; i < buttons.size(); i++) {
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if (ofs >= buttons[i]._pos_cache && ofs < buttons[i]._pos_cache + buttons[i]._size_cache)
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return buttons[i].tooltip;
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}
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return Control::get_tooltip(p_pos);
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}
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void ButtonArray::set_align(Align p_align) {
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align = p_align;
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update();
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}
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ButtonArray::Align ButtonArray::get_align() const {
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return align;
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}
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void ButtonArray::set_flat(bool p_flat) {
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flat = p_flat;
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update();
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}
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bool ButtonArray::is_flat() const {
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return flat;
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}
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void ButtonArray::add_button(const String &p_text, const String &p_tooltip) {
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Button button;
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button.text = p_text;
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button.xl_text = XL_MESSAGE(p_text);
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button.tooltip = p_tooltip;
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buttons.push_back(button);
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update();
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if (selected == -1)
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selected = 0;
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minimum_size_changed();
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}
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void ButtonArray::add_icon_button(const Ref<Texture> &p_icon, const String &p_text, const String &p_tooltip) {
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Button button;
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button.text = p_text;
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button.xl_text = XL_MESSAGE(p_text);
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button.icon = p_icon;
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button.tooltip = p_tooltip;
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buttons.push_back(button);
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if (selected == -1)
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selected = 0;
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update();
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}
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void ButtonArray::set_button_text(int p_button, const String &p_text) {
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ERR_FAIL_INDEX(p_button, buttons.size());
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buttons[p_button].text = p_text;
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buttons[p_button].xl_text = XL_MESSAGE(p_text);
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update();
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minimum_size_changed();
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}
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void ButtonArray::set_button_tooltip(int p_button, const String &p_text) {
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ERR_FAIL_INDEX(p_button, buttons.size());
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buttons[p_button].tooltip = p_text;
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}
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void ButtonArray::set_button_icon(int p_button, const Ref<Texture> &p_icon) {
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ERR_FAIL_INDEX(p_button, buttons.size());
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buttons[p_button].icon = p_icon;
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update();
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minimum_size_changed();
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}
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String ButtonArray::get_button_text(int p_button) const {
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ERR_FAIL_INDEX_V(p_button, buttons.size(), "");
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return buttons[p_button].text;
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}
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String ButtonArray::get_button_tooltip(int p_button) const {
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ERR_FAIL_INDEX_V(p_button, buttons.size(), "");
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return buttons[p_button].tooltip;
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}
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Ref<Texture> ButtonArray::get_button_icon(int p_button) const {
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ERR_FAIL_INDEX_V(p_button, buttons.size(), Ref<Texture>());
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return buttons[p_button].icon;
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}
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int ButtonArray::get_selected() const {
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return selected;
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}
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int ButtonArray::get_hovered() const {
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return hover;
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}
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void ButtonArray::set_selected(int p_selected) {
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ERR_FAIL_INDEX(p_selected, buttons.size());
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selected = p_selected;
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update();
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}
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void ButtonArray::erase_button(int p_button) {
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ERR_FAIL_INDEX(p_button, buttons.size());
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buttons.remove(p_button);
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if (p_button >= selected)
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selected--;
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if (selected < 0)
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selected = 0;
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if (selected >= buttons.size())
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selected = buttons.size() - 1;
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update();
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}
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void ButtonArray::clear() {
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buttons.clear();
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selected = -1;
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update();
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}
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int ButtonArray::get_button_count() const {
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return buttons.size();
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}
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void ButtonArray::get_translatable_strings(List<String> *p_strings) const {
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for (int i = 0; i < buttons.size(); i++) {
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p_strings->push_back(buttons[i].text);
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p_strings->push_back(buttons[i].tooltip);
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}
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}
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void ButtonArray::_bind_methods() {
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ClassDB::bind_method(D_METHOD("add_button", "text", "tooltip"), &ButtonArray::add_button, DEFVAL(""));
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ClassDB::bind_method(D_METHOD("add_icon_button", "icon:Texture", "text", "tooltip"), &ButtonArray::add_icon_button, DEFVAL(""), DEFVAL(""));
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ClassDB::bind_method(D_METHOD("set_button_text", "button_idx", "text"), &ButtonArray::set_button_text);
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ClassDB::bind_method(D_METHOD("set_button_tooltip", "button_idx", "text"), &ButtonArray::set_button_tooltip);
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ClassDB::bind_method(D_METHOD("set_button_icon", "button_idx", "icon:Texture"), &ButtonArray::set_button_icon);
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ClassDB::bind_method(D_METHOD("get_button_text", "button_idx"), &ButtonArray::get_button_text);
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ClassDB::bind_method(D_METHOD("get_button_tooltip", "button_idx"), &ButtonArray::get_button_tooltip);
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ClassDB::bind_method(D_METHOD("get_button_icon:Texture", "button_idx"), &ButtonArray::get_button_icon);
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ClassDB::bind_method(D_METHOD("get_button_count"), &ButtonArray::get_button_count);
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ClassDB::bind_method(D_METHOD("set_flat", "enabled"), &ButtonArray::set_flat);
|
|
ClassDB::bind_method(D_METHOD("is_flat"), &ButtonArray::is_flat);
|
|
ClassDB::bind_method(D_METHOD("get_selected"), &ButtonArray::get_selected);
|
|
ClassDB::bind_method(D_METHOD("get_hovered"), &ButtonArray::get_hovered);
|
|
ClassDB::bind_method(D_METHOD("set_selected", "button_idx"), &ButtonArray::set_selected);
|
|
ClassDB::bind_method(D_METHOD("erase_button", "button_idx"), &ButtonArray::erase_button);
|
|
ClassDB::bind_method(D_METHOD("clear"), &ButtonArray::clear);
|
|
|
|
ClassDB::bind_method(D_METHOD("_gui_input"), &ButtonArray::_gui_input);
|
|
|
|
BIND_CONSTANT(ALIGN_BEGIN);
|
|
BIND_CONSTANT(ALIGN_CENTER);
|
|
BIND_CONSTANT(ALIGN_END);
|
|
BIND_CONSTANT(ALIGN_FILL);
|
|
BIND_CONSTANT(ALIGN_EXPAND_FILL);
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "flat"), "set_flat", "is_flat");
|
|
|
|
ADD_SIGNAL(MethodInfo("button_selected", PropertyInfo(Variant::INT, "button_idx")));
|
|
}
|
|
|
|
ButtonArray::ButtonArray(Orientation p_orientation) {
|
|
|
|
orientation = p_orientation;
|
|
selected = -1;
|
|
set_focus_mode(FOCUS_ALL);
|
|
hover = -1;
|
|
flat = false;
|
|
min_button_size = -1;
|
|
}
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