knxdisplay/main/widgets/RoomCardBubbleWidget.cpp

#include "RoomCardBubbleWidget.hpp"
#include "../Fonts.hpp"
#include <cmath>

#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif

RoomCardBubbleWidget::RoomCardBubbleWidget(const WidgetConfig& config)
    : RoomCardWidgetBase(config)
{
}

void RoomCardBubbleWidget::clearLvglObject() {
    RoomCardWidgetBase::clearLvglObject();
    bubble_ = nullptr;
    roomIcon_ = nullptr;
}

lv_obj_t* RoomCardBubbleWidget::create(lv_obj_t* parent) {
    parseTextBase();

    screenParent_ = parent;

    // Create main container
    obj_ = lv_obj_create(parent);
    lv_obj_remove_style_all(obj_);
    lv_obj_set_pos(obj_, config_.x, config_.y);
    lv_obj_set_size(obj_, config_.width, config_.height);
    lv_obj_clear_flag(obj_, LV_OBJ_FLAG_SCROLLABLE);
    lv_obj_add_flag(obj_, LV_OBJ_FLAG_CLICKABLE);

    // Add click handler for navigation
    lv_obj_add_event_cb(obj_, cardClickCallback, LV_EVENT_CLICKED, this);

    createBubbleLayout();
    createSubButtonsCommon();

    return obj_;
}

void RoomCardBubbleWidget::createBubbleLayout() {
    // Calculate bubble size (80% of widget size, circular)
    int16_t minSide = config_.width < config_.height ? config_.width : config_.height;
    int16_t bubbleSize = (minSide * 80) / 100;

    // Create bubble container (centered)
    bubble_ = lv_obj_create(obj_);
    lv_obj_remove_style_all(bubble_);
    lv_obj_set_size(bubble_, bubbleSize, bubbleSize);
    lv_obj_center(bubble_);
    lv_obj_clear_flag(bubble_, LV_OBJ_FLAG_SCROLLABLE);
    lv_obj_add_flag(bubble_, LV_OBJ_FLAG_CLICKABLE);

    // Circular shape
    lv_obj_set_style_radius(bubble_, LV_RADIUS_CIRCLE, 0);
    lv_obj_set_style_bg_opa(bubble_, config_.bgOpacity, 0);
    lv_obj_set_style_bg_color(bubble_, lv_color_hex(config_.bgColor.toLvColor()), 0);

    // Set up flex layout for bubble content
    lv_obj_set_flex_flow(bubble_, LV_FLEX_FLOW_COLUMN);
    lv_obj_set_flex_align(bubble_, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
    lv_obj_set_style_pad_all(bubble_, 8, 0);
    lv_obj_set_style_pad_gap(bubble_, 2, 0);

    // Room icon
    if (config_.iconCodepoint > 0 && Fonts::hasIconFont()) {
        roomIcon_ = lv_label_create(bubble_);
        lv_obj_clear_flag(roomIcon_, LV_OBJ_FLAG_CLICKABLE);
        char iconText[5];
        encodeUtf8(config_.iconCodepoint, iconText);
        lv_label_set_text(roomIcon_, iconText);
    }

    // Temperature label
    tempLabel_ = lv_label_create(bubble_);
    lv_obj_clear_flag(tempLabel_, LV_OBJ_FLAG_CLICKABLE);
    lv_label_set_text(tempLabel_, tempFormat_[0] != '\0' ? "--" : "");

    // Room name label
    if (roomName_[0] != '\0') {
        roomLabel_ = lv_label_create(bubble_);
        lv_obj_clear_flag(roomLabel_, LV_OBJ_FLAG_CLICKABLE);
        lv_label_set_text(roomLabel_, roomName_);
    }

    // Click handler for navigation
    lv_obj_add_event_cb(bubble_, cardClickCallback, LV_EVENT_CLICKED, this);
}

void RoomCardBubbleWidget::calculateSubButtonPosition(uint8_t index, const SubButtonConfig& cfg, int16_t& x, int16_t& y) {
    int16_t centerX = config_.width / 2;
    int16_t centerY = config_.height / 2;
    int16_t subBtnSize = config_.subButtonSize > 0 ? config_.subButtonSize : 40;
    int16_t orbitRadius = config_.subButtonDistance > 0 ? config_.subButtonDistance : 80;

    // Calculate angle: position 0=TOP, going clockwise, 8 positions = 45 degrees each
    float angle = static_cast<float>(static_cast<uint8_t>(cfg.position)) * (M_PI / 4.0f) - (M_PI / 2.0f);

    x = centerX + static_cast<int16_t>(orbitRadius * cosf(angle)) - subBtnSize / 2;
    y = centerY + static_cast<int16_t>(orbitRadius * sinf(angle)) - subBtnSize / 2;
}

void RoomCardBubbleWidget::applyStyle() {
    if (!obj_) return;

    lv_color_t textColor = lv_color_hex(config_.textColor.toLvColor());

    // Apply shadow to bubble if enabled
    if (bubble_ && config_.shadow.enabled) {
        lv_obj_set_style_shadow_width(bubble_, config_.shadow.blur, 0);
        lv_obj_set_style_shadow_ofs_x(bubble_, config_.shadow.offsetX, 0);
        lv_obj_set_style_shadow_ofs_y(bubble_, config_.shadow.offsetY, 0);
        lv_obj_set_style_shadow_color(bubble_, lv_color_hex(config_.shadow.color.toLvColor()), 0);
        lv_obj_set_style_shadow_opa(bubble_, 255, 0);
    }

    if (bubble_ && config_.borderWidth > 0 && config_.borderOpacity > 0) {
        lv_obj_set_style_border_width(bubble_, config_.borderWidth, 0);
        lv_obj_set_style_border_color(bubble_, lv_color_hex(config_.borderColor.toLvColor()), 0);
        lv_obj_set_style_border_opa(bubble_, config_.borderOpacity, 0);
    } else if (bubble_) {
        lv_obj_set_style_border_width(bubble_, 0, 0);
    }

    // Font sizes
    const lv_font_t* iconFont = Fonts::iconFont(config_.iconSize);
    const lv_font_t* textFont = Fonts::bySizeIndex(config_.fontSize);
    const lv_font_t* labelFont = Fonts::bySizeIndex(config_.fontSize > 0 ? config_.fontSize - 1 : 0);

    // Style room icon
    if (roomIcon_ && iconFont) {
        lv_obj_set_style_text_font(roomIcon_, iconFont, 0);
        lv_obj_set_style_text_color(roomIcon_, textColor, 0);
    }

    // Style temperature
    if (tempLabel_ && textFont) {
        lv_obj_set_style_text_font(tempLabel_, textFont, 0);
        lv_obj_set_style_text_color(tempLabel_, textColor, 0);
    }

    // Style room label
    if (roomLabel_ && labelFont) {
        lv_obj_set_style_text_font(roomLabel_, labelFont, 0);
        lv_obj_set_style_text_color(roomLabel_, textColor, 0);
        lv_obj_set_style_text_opa(roomLabel_, 180, 0);  // Slightly dimmed
    }

    // Style sub-buttons
    applySubButtonStyle();
}