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@@ -0,0 +1,513 @@
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/*
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* SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
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*
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* SPDX-License-Identifier: MIT
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*/
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#include "view.h"
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#include <mooncake_log.h>
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#include <assets/assets.h>
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#include <functional>
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#include <cstdint>
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#include <vector>
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using namespace view;
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using namespace uitk;
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using namespace uitk::lvgl_cpp;
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/* -------------------------------------------------------------------------- */
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/* Dynamic backgroud color handle class */
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/* -------------------------------------------------------------------------- */
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class DynamicBgColor {
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public:
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std::function<void(const uint32_t& bgColor)> onBgColorChanged;
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void init(const std::vector<uint32_t>& stepColors, int stepGap)
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{
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_step_colors = stepColors;
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_step_gap = stepGap;
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_bg_color.duration = 0.3;
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_bg_color.begin();
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jumpTo(0);
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}
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void jumpTo(int index)
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{
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if (index < 0 || index >= _step_colors.size()) {
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return;
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}
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_bg_color.teleport(_step_colors[index]);
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_current_index = index;
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if (onBgColorChanged) {
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onBgColorChanged(_step_colors[index]);
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}
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}
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void update(int scrollValue)
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{
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_last_index = _current_index;
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// Update current index
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_current_index = (scrollValue + _step_gap / 2) / _step_gap;
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if (_current_index < 0) {
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_current_index = 0;
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}
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if (_current_index >= _step_colors.size()) {
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_current_index = _step_colors.size() - 1;
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}
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// If index changed
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if (_last_index != _current_index) {
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// mclog::tagInfo(_tag, "index changed from {} to {}", _last_index, _current_index);
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_bg_color = _step_colors[_current_index];
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}
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// Update background color
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_bg_color.update();
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if (!_bg_color.done()) {
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if (onBgColorChanged) {
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onBgColorChanged(_bg_color.toHex());
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}
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}
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}
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private:
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std::vector<uint32_t> _step_colors;
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int _current_index = 0;
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int _last_index = 0;
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int _step_gap = 0;
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color::AnimateRgb_t _bg_color;
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};
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/* -------------------------------------------------------------------------- */
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/* Page indicator */
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/* -------------------------------------------------------------------------- */
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class PageIndicator {
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public:
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const int dot_size = 8;
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const int dot_size_big = 14;
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const int dot_gap = 16;
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void init(int pageNum, int pageGap, lv_obj_t* parent, int posX, int posY)
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{
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_page_num = pageNum;
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_page_gap = pageGap;
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_panel = std::make_unique<Container>(parent);
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_panel->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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_panel->addFlag(LV_OBJ_FLAG_FLOATING);
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_panel->setAlign(LV_ALIGN_CENTER);
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_panel->setPadding(0, 0, 24, 24);
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_panel->setPos(posX, posY);
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_panel->setBorderWidth(0);
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_panel->setHeight(24);
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_panel->setWidth((pageNum * dot_size) + (pageNum - 1) * (dot_gap - dot_size) + 24 * 2);
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_panel->setBgOpa(0);
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for (int i = 0; i < pageNum; i++) {
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_dots.push_back(std::make_unique<Container>(_panel->get()));
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_dots.back()->setAlign(LV_ALIGN_CENTER);
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_dots.back()->setPos(i * dot_gap - (pageNum - 1) * dot_gap / 2, 0);
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_dots.back()->setBgColor(lv_color_hex(0xFFFFFF));
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_dots.back()->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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_dots.back()->setRadius(LV_RADIUS_CIRCLE);
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_dots.back()->setSize(dot_size, dot_size);
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_dots.back()->setBorderWidth(0);
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}
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jumpTo(0);
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}
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void jumpTo(int index)
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{
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if (index < 0 || index >= _page_num) {
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return;
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}
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_current_index = index;
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_last_index = index;
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update_dots();
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}
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void update(int scrollValue)
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{
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_last_index = _current_index;
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_current_index = (scrollValue + _page_gap / 2) / _page_gap;
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if (_current_index < 0) {
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_current_index = 0;
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}
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if (_current_index >= _page_num) {
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_current_index = _page_num - 1;
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}
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if (_last_index != _current_index) {
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update_dots();
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}
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}
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private:
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int _page_num = 0;
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int _page_gap = 0;
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int _current_index = 0;
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int _last_index = 0;
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std::unique_ptr<Container> _panel;
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std::vector<std::unique_ptr<Container>> _dots;
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void update_dots()
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{
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for (int i = 0; i < _page_num; i++) {
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if (i == _current_index) {
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_dots[i]->setSize(dot_size_big, dot_size_big);
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_dots[i]->setOpa(255);
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} else {
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_dots[i]->setSize(dot_size, dot_size);
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_dots[i]->setOpa(128);
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}
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}
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}
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};
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/* -------------------------------------------------------------------------- */
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/* Dynamic icon label */
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/* -------------------------------------------------------------------------- */
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class DynamicIconLabel {
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public:
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const int show_range = 50;
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const int hidden_pos_y = -150;
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const int visible_pos_y = -99;
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const int transition_zone = 30;
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void init(const std::vector<std::string>& iconLabelTexts, int iconGap, lv_obj_t* parent)
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{
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_icon_label_texts = iconLabelTexts;
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_icon_gap = iconGap;
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// Create floating label
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_label = std::make_unique<Label>(parent);
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_label->setTextColor(lv_color_hex(0x000000));
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_label->setTextFont(&MontserratSemiBold26);
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_label->setAlign(LV_ALIGN_CENTER);
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_label->addFlag(LV_OBJ_FLAG_FLOATING);
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_label->setOpa(233);
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// Setup animation
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_pos_y_anim = std::make_unique<AnimateValue>();
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_pos_y_anim->springOptions().visualDuration = 0.3;
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_pos_y_anim->springOptions().bounce = 0.1;
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_pos_y_anim->begin();
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jumpTo(0);
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}
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void jumpTo(int index)
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{
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if (index < 0 || index >= _icon_label_texts.size()) {
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return;
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}
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_current_index = index;
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_last_index = index;
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_is_visible = true;
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// Update label
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_label->setText(_icon_label_texts[index]);
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_label->setPos(0, visible_pos_y);
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_pos_y_anim->teleport(visible_pos_y);
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}
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void update(int scrollValue)
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{
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_last_index = _current_index;
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// Calculate current icon index and distance to icon center
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_current_index = (scrollValue + _icon_gap / 2) / _icon_gap;
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int icon_center_pos_x = _current_index * _icon_gap;
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int distance_to_icon = std::abs(scrollValue - icon_center_pos_x);
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// Clamp index
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if (_current_index < 0) {
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_current_index = 0;
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}
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if (_current_index >= _icon_label_texts.size()) {
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_current_index = _icon_label_texts.size() - 1;
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}
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// Check if label should be visible
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bool should_be_visible = (distance_to_icon <= show_range);
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// If index changed, update label text
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if (_last_index != _current_index) {
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_label->setText(_icon_label_texts[_current_index]);
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}
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// Handle visibility state change
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if (should_be_visible && !_is_visible) {
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// Show label
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_pos_y_anim->move(visible_pos_y);
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_is_visible = true;
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} else if (!should_be_visible && _is_visible) {
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// Hide label
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_pos_y_anim->move(hidden_pos_y);
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_is_visible = false;
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}
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// Update animation and apply position
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_pos_y_anim->update();
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_label->setY(_pos_y_anim->directValue());
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// Update opacity based on distance when in transition zone
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if (should_be_visible && distance_to_icon > (show_range - transition_zone)) {
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// Fade out as approaching edge
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float fade_ratio = 1.0f - (float)(distance_to_icon - (show_range - transition_zone)) / transition_zone;
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_label->setOpa(233 * fade_ratio);
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} else if (should_be_visible) {
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_label->setOpa(233);
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}
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}
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private:
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std::vector<std::string> _icon_label_texts;
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int _icon_gap = 0;
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int _current_index = 0;
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int _last_index = 0;
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bool _is_visible = false;
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std::unique_ptr<Label> _label;
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std::unique_ptr<AnimateValue> _pos_y_anim;
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};
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static std::string _tag = "LauncherView";
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static constexpr int _icon_gap = 320;
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static int _last_clicked_icon_pos_x = -1;
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static std::unique_ptr<DynamicBgColor> _dynamic_bg_color;
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static std::unique_ptr<PageIndicator> _page_indicator;
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static std::unique_ptr<DynamicIconLabel> _dynamic_icon_label;
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LauncherView::~LauncherView()
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{
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_icon_images.clear();
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_icon_panels.clear();
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_lr_indicators_images.clear();
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_lr_indicator_panels.clear();
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_panel.reset();
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_dynamic_bg_color.reset();
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_page_indicator.reset();
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_dynamic_icon_label.reset();
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}
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void LauncherView::init(std::vector<mooncake::AppProps_t> appPorps)
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{
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mclog::tagInfo(_tag, "init");
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/* ------------------------------ Screen setup ------------------------------ */
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ScreenActive screen;
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screen.removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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/* ---------------------------------- Panel --------------------------------- */
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_panel = std::make_unique<Container>(lv_screen_active());
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_panel->setAlign(LV_ALIGN_CENTER);
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_panel->setSize(320, 240);
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_panel->setRadius(0);
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_panel->setBorderWidth(0);
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_panel->setScrollbarMode(LV_SCROLLBAR_MODE_OFF);
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_panel->setBgColor(lv_color_hex(0x33CC99));
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_panel->addFlag(LV_OBJ_FLAG_SCROLL_ONE);
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lv_obj_set_scroll_snap_x(_panel->get(), LV_SCROLL_SNAP_CENTER);
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/* ---------------------------------- Icons --------------------------------- */
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int icon_x = 0;
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int icon_y = 0;
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std::vector<std::string> icon_label_texts;
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for (const auto& props : appPorps) {
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// mclog::tagInfo(_tag, "name: {}, id: {}", props.info.name, props.appID);
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// Icon panel
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_icon_panels.push_back(std::make_unique<Container>(_panel->get()));
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_icon_panels.back()->setAlign(LV_ALIGN_CENTER);
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_icon_panels.back()->setSize(190, 160);
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_icon_panels.back()->setPos(icon_x, icon_y);
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_icon_panels.back()->setBorderWidth(0);
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_icon_panels.back()->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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_icon_panels.back()->setBgOpa(0);
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// Icon click callback
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auto app_id = props.appID;
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auto pos_x = icon_x;
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_icon_panels.back()->onClick().connect([&, app_id, pos_x]() {
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_clicked_app_id = app_id;
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_last_clicked_icon_pos_x = pos_x;
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});
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// Collect icon label texts
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icon_label_texts.push_back(props.info.name);
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// Icon image
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if (props.info.icon != nullptr) {
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_icon_images.push_back(std::make_unique<Image>(_icon_panels.back()->get()));
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_icon_images.back()->setSrc(props.info.icon);
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_icon_images.back()->setAlign(LV_ALIGN_CENTER);
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}
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icon_x += _icon_gap;
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}
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/* ------------------------------ LR indicators ----------------------------- */
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// Scroll to nearby icon handler with wrap-around
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int total_icons = appPorps.size();
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auto scroll_to_nearby_icon = [&, total_icons](int direction) {
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auto current_scroll_x = _panel->getScrollX();
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int current_index = (current_scroll_x + _icon_gap / 2) / _icon_gap;
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int target_index = current_index + direction;
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// Wrap around at boundaries
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if (target_index < 0) {
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target_index = total_icons - 1;
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} else if (target_index >= total_icons) {
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target_index = 0;
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}
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int target_x = target_index * _icon_gap;
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int scroll_distance = target_x - current_scroll_x;
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_panel->scrollBy(-scroll_distance, 0, LV_ANIM_ON);
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};
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// Go left indicator
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_lr_indicator_panels.push_back(std::make_unique<Container>(_panel->get()));
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_lr_indicator_panels.back()->setAlign(LV_ALIGN_CENTER);
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_lr_indicator_panels.back()->setSize(52, 160);
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_lr_indicator_panels.back()->setPos(-134, 0);
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_lr_indicator_panels.back()->setBorderWidth(0);
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_lr_indicator_panels.back()->addFlag(LV_OBJ_FLAG_FLOATING);
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_lr_indicator_panels.back()->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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_lr_indicator_panels.back()->setBgOpa(0);
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_lr_indicator_panels.back()->onClick().connect([scroll_to_nearby_icon]() { scroll_to_nearby_icon(-1); });
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_lr_indicators_images.push_back(std::make_unique<Image>(_lr_indicator_panels.back()->get()));
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_lr_indicators_images.back()->setSrc(&icon_indicator_left);
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_lr_indicators_images.back()->align(LV_ALIGN_CENTER, 0, 0);
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// Go right indicator
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_lr_indicator_panels.push_back(std::make_unique<Container>(_panel->get()));
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_lr_indicator_panels.back()->setAlign(LV_ALIGN_CENTER);
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_lr_indicator_panels.back()->setSize(52, 160);
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_lr_indicator_panels.back()->setPos(134, 0);
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_lr_indicator_panels.back()->setBorderWidth(0);
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_lr_indicator_panels.back()->addFlag(LV_OBJ_FLAG_FLOATING);
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_lr_indicator_panels.back()->removeFlag(LV_OBJ_FLAG_SCROLLABLE);
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_lr_indicator_panels.back()->setBgOpa(0);
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_lr_indicator_panels.back()->onClick().connect([scroll_to_nearby_icon]() { scroll_to_nearby_icon(1); });
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_lr_indicators_images.push_back(std::make_unique<Image>(_lr_indicator_panels.back()->get()));
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_lr_indicators_images.back()->setSrc(&icon_indicator_right);
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_lr_indicators_images.back()->align(LV_ALIGN_CENTER, 0, 0);
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|
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/* ---------------------------- Dynamic bg color ---------------------------- */
|
||||
_dynamic_bg_color = std::make_unique<DynamicBgColor>();
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std::vector<uint32_t> step_colors;
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||||
step_colors.resize(appPorps.size());
|
||||
for (size_t i = 0; i < appPorps.size(); i++) {
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||||
uint32_t color = 0xDADADA;
|
||||
if (appPorps[i].info.userData != nullptr) {
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color = *(uint32_t*)appPorps[i].info.userData;
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}
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step_colors[i] = color;
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}
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_dynamic_bg_color->onBgColorChanged = [&](const uint32_t& bgColor) {
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// mclog::tagInfo(_tag, "bg color changed to {:06X}", bgColor);
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||||
_panel->setBgColor(lv_color_hex(bgColor));
|
||||
};
|
||||
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||||
_dynamic_bg_color->init(step_colors, _icon_gap);
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||||
|
||||
/* ------------------------------ Page indicator ---------------------------- */
|
||||
_page_indicator = std::make_unique<PageIndicator>();
|
||||
_page_indicator->init(appPorps.size(), _icon_gap, _panel->get(), 0, 103);
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||||
|
||||
/* --------------------------- Dynamic icon label --------------------------- */
|
||||
_dynamic_icon_label = std::make_unique<DynamicIconLabel>();
|
||||
_dynamic_icon_label->init(icon_label_texts, _icon_gap, _panel->get());
|
||||
|
||||
/* ----------------------------- History restore ---------------------------- */
|
||||
if (_last_clicked_icon_pos_x != -1) {
|
||||
// mclog::tagInfo(_tag, "navigate to last clicked icon, pos x: {}", _last_clicked_icon_pos_x);
|
||||
_panel->scrollBy(-_last_clicked_icon_pos_x, 0, LV_ANIM_OFF);
|
||||
|
||||
_dynamic_bg_color->jumpTo(_last_clicked_icon_pos_x / _icon_gap);
|
||||
_page_indicator->jumpTo(_last_clicked_icon_pos_x / _icon_gap);
|
||||
_dynamic_icon_label->jumpTo(_last_clicked_icon_pos_x / _icon_gap);
|
||||
|
||||
_last_clicked_icon_pos_x = -1;
|
||||
_state = STATE_NORMAL;
|
||||
}
|
||||
|
||||
// If first create
|
||||
else {
|
||||
// Setup startup animation
|
||||
// x for pos_y, y for radius
|
||||
_startup_anim = std::make_unique<AnimateVector2>();
|
||||
|
||||
_startup_anim->x.springOptions().damping = 12.0;
|
||||
_startup_anim->y.delay = 0.15;
|
||||
_startup_anim->y.springOptions().visualDuration = 0.4;
|
||||
_startup_anim->y.springOptions().bounce = 0.05;
|
||||
|
||||
_startup_anim->teleport(240, 120);
|
||||
_panel->setY(_startup_anim->directValue().x);
|
||||
_panel->setRadius(_startup_anim->directValue().y);
|
||||
|
||||
_startup_anim->move(0, 0);
|
||||
|
||||
_state = STATE_STARTUP;
|
||||
}
|
||||
}
|
||||
|
||||
void LauncherView::update()
|
||||
{
|
||||
switch (_state) {
|
||||
case STATE_STARTUP:
|
||||
handle_state_startup();
|
||||
break;
|
||||
case STATE_NORMAL:
|
||||
handle_state_normal();
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
void LauncherView::handle_state_startup()
|
||||
{
|
||||
_startup_anim->update();
|
||||
|
||||
_panel->setY(_startup_anim->directValue().x);
|
||||
_panel->setRadius(_startup_anim->directValue().y);
|
||||
|
||||
if (_startup_anim->done()) {
|
||||
_startup_anim.reset();
|
||||
_state = STATE_NORMAL;
|
||||
}
|
||||
}
|
||||
|
||||
void LauncherView::handle_state_normal()
|
||||
{
|
||||
if (_clicked_app_id != -1) {
|
||||
if (onAppClicked) {
|
||||
onAppClicked(_clicked_app_id);
|
||||
}
|
||||
_clicked_app_id = -1;
|
||||
}
|
||||
|
||||
int scroll_x = _panel->getScrollX();
|
||||
// mclog::tagInfo(_tag, "scroll x: {}", scroll_x);
|
||||
|
||||
_dynamic_bg_color->update(scroll_x);
|
||||
_page_indicator->update(scroll_x);
|
||||
_dynamic_icon_label->update(scroll_x);
|
||||
}
|
||||
Reference in New Issue
Block a user