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yaoyanwei
261
Assets/TcgEngine/Scripts/UI/CardSelector.cs
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261
Assets/TcgEngine/Scripts/UI/CardSelector.cs
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UI;
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using TcgEngine.Client;
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using TcgEngine;
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namespace TcgEngine.UI
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{
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/// <summary>
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/// The UI for card selector, appears when an ability with CardSelector target is triggered
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/// </summary>
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public class CardSelector : SelectorPanel
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{
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public GameObject card_prefab;
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public RectTransform content;
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public Text title;
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public Text subtitle;
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public Button select_button;
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public Text select_button_text;
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public float card_spacing = 100f;
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private AbilityData iability;
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private List<Card> card_list = new List<Card>();
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private List<CardSelectorCard> selector_list = new List<CardSelectorCard>();
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private Vector2 mouse_start;
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private int mouse_start_index;
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private int selection_index = 0;
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private bool drag = false;
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private bool force_show = false;
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private float mouse_scroll = 0f;
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private float timer = 0f;
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private static CardSelector instance;
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protected override void Awake()
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{
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base.Awake();
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instance = this;
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Hide();
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}
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protected override void Update()
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{
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base.Update();
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timer += Time.deltaTime;
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//Drag cards
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Vector2 mouse_pos = GetMouseRectPosition();
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Vector2 move = mouse_pos - mouse_start;
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if (drag && move.magnitude > 0.1f)
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{
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selection_index = mouse_start_index - Mathf.RoundToInt(move.x / card_spacing);
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selection_index = Mathf.Clamp(selection_index, 0, selector_list.Count - 1);
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}
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//Mouse scroll
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mouse_scroll += -Input.mouseScrollDelta.y;
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if (mouse_scroll > 0.5f)
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{
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OnClickNext();
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mouse_scroll -= 1f;
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}
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else if (mouse_scroll < -0.5f)
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{
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OnClickPrev();
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mouse_scroll += 1f;
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}
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//Refresh cards
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foreach (CardSelectorCard card in selector_list)
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{
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bool is_selected = card.GetIndex() == selection_index;
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Vector3 pos = GetCardPosition(card);
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Vector3 scale = is_selected ? Vector3.one : Vector3.one / 2f;
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card.SetTargetPos(pos);
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card.SetTargetScale(scale);
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}
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//Close on right click if not a selection
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if (iability == null && Input.GetMouseButtonDown(1) && timer > 1f)
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Hide();
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Game game = GameClient.Get().GetGameData();
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if (game != null && iability != null && game.selector == SelectorType.None)
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Hide(); //Ability was selected already, close panel
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}
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public void RefreshPanel()
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{
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foreach (CardSelectorCard card in selector_list)
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Destroy(card.gameObject);
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selector_list.Clear();
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drag = false;
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mouse_scroll = 0f;
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select_button_text.text = (iability != null) ? "Select" : "OK";
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select_button.gameObject.SetActive(iability != null);
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int index = 0;
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foreach (Card card in card_list)
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{
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CardData icard = CardData.Get(card.card_id);
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if (icard != null)
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{
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GameObject obj = Instantiate(card_prefab, content.transform);
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RectTransform rect = obj.GetComponent<RectTransform>();
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CardSelectorCard selector_card = obj.GetComponent<CardSelectorCard>();
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selector_card.SetCard(card);
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selector_card.SetIndex(index);
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Vector3 pos = GetCardPosition(selector_card);
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Vector3 scale = (index == selection_index ? 1 : 0.5f) * Vector3.one;
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selector_card.SetTargetPos(pos);
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selector_card.SetTargetScale(scale);
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rect.anchoredPosition = pos;
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selector_list.Add(selector_card);
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index++;
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}
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}
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}
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//Show ability
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public override void Show(AbilityData iability, Card caster)
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{
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Game data = GameClient.Get().GetGameData();
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this.card_list = iability.GetCardTargets(data, caster);
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this.iability = iability;
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force_show = false;
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title.text = iability.title;
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subtitle.text = iability.desc;
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selection_index = 0;
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timer = 0f;
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Show();
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}
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//Show deck/discard
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public void Show(List<Card> card_list, string title)
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{
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this.card_list.Clear();
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this.card_list.AddRange(card_list);
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this.card_list.Sort((Card a, Card b) => { return a.CardData.title.CompareTo(b.CardData.title); }); //Reorder to not show the deck order
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this.iability = null;
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force_show = true;
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this.title.text = title;
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subtitle.text = "";
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selection_index = 0;
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timer = 0f;
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Show();
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}
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public void OnClickOK()
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{
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Game data = GameClient.Get().GetGameData();
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if (iability != null && data.selector == SelectorType.SelectorCard)
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{
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CardSelectorCard selector_card = null;
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if (selection_index >= 0 && selection_index < selector_list.Count)
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selector_card = selector_list[selection_index];
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if (selector_card != null)
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{
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Card selected_card = selector_card.GetCard();
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Card caster = data.GetCard(data.selector_caster_uid);
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if (selected_card != null && iability.AreTargetConditionsMet(data, caster, selected_card))
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{
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GameClient.Get().SelectCard(selected_card);
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Hide();
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}
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}
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}
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else
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{
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Hide();
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}
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}
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public void OnClickMouseDown()
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{
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mouse_start = GetMouseRectPosition();
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mouse_start_index = selection_index;
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drag = true;
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}
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public void OnClickMouseUp()
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{
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drag = false;
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}
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public void OnClickCancel()
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{
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GameClient.Get().CancelSelection();
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Hide();
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}
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public void OnClickNext()
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{
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selection_index += 1;
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selection_index = Mathf.Clamp(selection_index, 0, selector_list.Count - 1);
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}
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public void OnClickPrev()
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{
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selection_index -= 1;
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selection_index = Mathf.Clamp(selection_index, 0, selector_list.Count - 1);
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}
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private Vector2 GetCardPosition(CardSelectorCard card)
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{
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int index_offset = card.GetIndex() - selection_index;
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Vector2 pos = new Vector2(index_offset * card_spacing, (index_offset != 0) ? 50f : 0f);
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float center_offset = (index_offset != 0) ? (Mathf.Sign(index_offset) * 140f) : 0;
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pos += Vector2.right * center_offset;
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return pos;
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}
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private Vector2 GetMouseRectPosition()
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{
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Vector2 localpoint;
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RectTransformUtility.ScreenPointToLocalPointInRectangle(content, Input.mousePosition, GetComponentInParent<Canvas>().worldCamera, out localpoint);
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return localpoint;
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}
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public bool IsAbility()
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{
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return IsVisible() && iability != null;
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}
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public override void Show(bool instant = false)
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{
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base.Show(instant);
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RefreshPanel();
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}
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public override void Hide(bool instant = false)
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{
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base.Hide(instant);
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force_show = false;
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}
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public override bool ShouldShow()
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{
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Game data = GameClient.Get().GetGameData();
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int player_id = GameClient.Get().GetPlayerID();
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return force_show || (data.selector == SelectorType.SelectorCard && data.selector_player_id == player_id);
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}
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public static CardSelector Get()
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{
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return instance;
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}
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}
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}
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