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Fixed rebuild loop error in TextPic and added disabling/enabling images when the TextPic component is disabled/enabled.

release
Brad Nelson 2017-11-06 20:44:20 +00:00
parent 47a6a7b1ab
commit db2844d8bd
1 changed files with 263 additions and 218 deletions
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377
Scripts/Controls/TextPic.cs
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@ -8,15 +8,15 @@ using System.Text.RegularExpressions;
using UnityEngine.Events;
using UnityEngine.EventSystems;
namespace UnityEngine.UI.Extensions
{
namespace UnityEngine.UI.Extensions {
// Image according to the label inside the name attribute to load, read from the Resources directory. The size of the image is controlled by the size property.
// Use: <quad name=NAME size=25 width=1 />
// Use: Add Icon name and sprite to the icons list
[AddComponentMenu("UI/Extensions/TextPic")]
[ExecuteInEditMode] // Needed for culling images that are not used //
public class TextPic : Text, IPointerClickHandler, IPointerExitHandler, IPointerEnterHandler, ISelectHandler
{
public class TextPic : Text, IPointerClickHandler, IPointerExitHandler, IPointerEnterHandler, ISelectHandler {
/// <summary>
/// Image Pool
/// </summary>
@ -25,9 +25,6 @@ namespace UnityEngine.UI.Extensions
private bool clearImages = false;
private Object thisLock = new Object();
/// <summary>
/// Vertex Index
/// </summary>
@ -39,33 +36,36 @@ namespace UnityEngine.UI.Extensions
private static readonly Regex s_Regex =
new Regex(@"<quad name=(.+?) size=(\d*\.?\d+%?) width=(\d*\.?\d+%?) />", RegexOptions.Singleline);
private string fixedString;
private string fixedString; [SerializeField]
[SerializeField]
[Tooltip("Allow click events to be received by parents, (default) blocks")]
private bool m_ClickParents;
public bool AllowClickParents
{
// Update the quad images when true
private bool updateQuad = false;
public bool AllowClickParents {
get { return m_ClickParents; }
set { m_ClickParents = value; }
}
public override void SetVerticesDirty()
{
public override void SetVerticesDirty() {
base.SetVerticesDirty();
UpdateQuadImage();
// Update the quad images
updateQuad = true;
}
#if UNITY_EDITOR
protected override void OnValidate()
{
protected override void OnValidate() {
base.OnValidate();
UpdateQuadImage();
for (int i = 0; i < inspectorIconList.Length; i++)
{
if (inspectorIconList[i].scale == Vector2.zero)
{
// Update the quad images
updateQuad = true;
for (int i = 0; i < inspectorIconList.Length; i++) {
if (inspectorIconList[i].scale == Vector2.zero) {
inspectorIconList[i].scale = Vector2.one;
}
}
@ -78,13 +78,13 @@ namespace UnityEngine.UI.Extensions
private string m_OutputText;
[System.Serializable]
public struct IconName
{
public struct IconName {
public string name;
public Sprite sprite;
public Vector2 offset;
public Vector2 scale;
}
public IconName[] inspectorIconList;
[Tooltip("Global scaling factor for all images")]
@ -98,92 +98,80 @@ namespace UnityEngine.UI.Extensions
public Vector2 imageOffset = Vector2.zero;
private Button button;
private Selectable highlightselectable;
//Commented out as private and not used.. Yet?
//private bool selected = false;
private bool selected = false;
private List<Vector2> positions = new List<Vector2>();
/**
* Little heck to support multiple hrefs with same name
* Little hack to support multiple hrefs with same name
*/
private string previousText = "";
public bool isCreating_m_HrefInfos = true;
new void Start()
{
button = GetComponentInParent<Button>();
if (button != null)
{
CanvasGroup cg;
cg = GetComponent<CanvasGroup>();
if (cg == null)
{
cg = gameObject.AddComponent<CanvasGroup>();
}
cg.blocksRaycasts = false;
highlightselectable = cg.GetComponent<Selectable>();
}
else
{
highlightselectable = GetComponent<Selectable>();
new void Start() {
button = GetComponent<Button>();
ResetIconList();
}
public void ResetIconList() {
Reset_m_HrefInfos ();
base.Start();
}
protected void UpdateQuadImage()
{
protected void UpdateQuadImage() {
#if UNITY_EDITOR
if (UnityEditor.PrefabUtility.GetPrefabType(this) == UnityEditor.PrefabType.Prefab)
{
if (UnityEditor.PrefabUtility.GetPrefabType(this) == UnityEditor.PrefabType.Prefab) {
return;
}
#endif
m_OutputText = GetOutputText();
m_ImagesVertexIndex.Clear();
foreach (Match match in s_Regex.Matches(m_OutputText))
{
MatchCollection matches = s_Regex.Matches(m_OutputText);
if (matches != null && matches.Count > 0) {
foreach (Match match in matches) {
var picIndex = match.Index;
var endIndex = picIndex * 4 + 3;
m_ImagesVertexIndex.Add(endIndex);
m_ImagesPool.RemoveAll(image => image == null);
if (m_ImagesPool.Count == 0)
{
GetComponentsInChildren<Image>(m_ImagesPool);
if (m_ImagesPool.Count == 0) {
GetComponentsInChildren<Image>(true, m_ImagesPool);
}
if (m_ImagesVertexIndex.Count > m_ImagesPool.Count)
{
if (m_ImagesVertexIndex.Count > m_ImagesPool.Count) {
var resources = new DefaultControls.Resources();
var go = DefaultControls.CreateImage(resources);
go.layer = gameObject.layer;
var rt = go.transform as RectTransform;
if (rt)
{
if (rt) {
rt.SetParent(rectTransform);
rt.localPosition = Vector3.zero;
rt.anchoredPosition3D = Vector3.zero;
rt.localRotation = Quaternion.identity;
rt.localScale = Vector3.one;
}
m_ImagesPool.Add(go.GetComponent<Image>());
}
var spriteName = match.Groups[1].Value;
var img = m_ImagesPool[m_ImagesVertexIndex.Count - 1];
Vector2 imgoffset = Vector2.zero;
if (img.sprite == null || img.sprite.name != spriteName)
{
if (inspectorIconList != null && inspectorIconList.Length > 0)
{
foreach (IconName icon in inspectorIconList)
{
if (icon.name == spriteName)
{
if (img.sprite == null || img.sprite.name != spriteName) {
if (inspectorIconList != null && inspectorIconList.Length > 0) {
foreach (IconName icon in inspectorIconList) {
if (icon.name == spriteName) {
img.sprite = icon.sprite;
img.preserveAspect = true;
img.rectTransform.sizeDelta = new Vector2(fontSize * ImageScalingFactor * icon.scale.x, fontSize * ImageScalingFactor * icon.scale.y);
imgoffset = icon.offset;
break;
@ -191,32 +179,43 @@ namespace UnityEngine.UI.Extensions
}
}
}
img.enabled = true;
if (positions.Count == m_ImagesPool.Count)
{
if (positions.Count == m_ImagesPool.Count) {
img.rectTransform.anchoredPosition = positions[m_ImagesVertexIndex.Count - 1] += imgoffset;
}
}
for (var i = m_ImagesVertexIndex.Count; i < m_ImagesPool.Count; i++)
{
if (m_ImagesPool[i])
{
/* TEMPORARY FIX REMOVE IMAGES FROM POOL DELETE LATER SINCE CANNOT DESTROY */
// m_ImagesPool[i].enabled = false;
m_ImagesPool[i].gameObject.SetActive(false);
m_ImagesPool[i].gameObject.hideFlags = HideFlags.HideAndDontSave;
}
else {
// If there are no matches, remove the images from the pool
for (int i = 0; i < m_ImagesPool.Count; i++) {
if (m_ImagesPool[i]) {
if (!culled_ImagesPool.Contains(m_ImagesPool[i].gameObject)) {
culled_ImagesPool.Add(m_ImagesPool[i].gameObject);
m_ImagesPool.Remove(m_ImagesPool[i]);
}
}
if (culled_ImagesPool.Count > 1) {
}
}
// Remove any images that are not being used
for (var i = m_ImagesVertexIndex.Count; i < m_ImagesPool.Count; i++) {
if (m_ImagesPool[i]) {
if (!culled_ImagesPool.Contains(m_ImagesPool[i].gameObject)) {
culled_ImagesPool.Add(m_ImagesPool[i].gameObject);
m_ImagesPool.Remove(m_ImagesPool[i]);
}
}
}
// Clear the images when it is safe to do so
if (culled_ImagesPool.Count > 0) {
clearImages = true;
}
}
protected override void OnPopulateMesh(VertexHelper toFill)
{
protected override void OnPopulateMesh(VertexHelper toFill) {
var orignText = m_Text;
m_Text = GetOutputText();
base.OnPopulateMesh(toFill);
@ -224,39 +223,41 @@ namespace UnityEngine.UI.Extensions
positions.Clear();
UIVertex vert = new UIVertex();
for (var i = 0; i < m_ImagesVertexIndex.Count; i++)
{
for (var i = 0; i < m_ImagesVertexIndex.Count; i++) {
var endIndex = m_ImagesVertexIndex[i];
if (m_ImagesPool[i] != null) {
var rt = m_ImagesPool[i].rectTransform;
var size = rt.sizeDelta;
if (endIndex < toFill.currentVertCount)
{
if (endIndex < toFill.currentVertCount) {
toFill.PopulateUIVertex(ref vert, endIndex);
positions.Add(new Vector2((vert.position.x + size.x / 2), (vert.position.y + size.y / 2)) + imageOffset);
positions.Add(new Vector2((vert.position.x + fontSize / 2), (vert.position.y + fontSize / 2)) + imageOffset);
// Erase the lower left corner of the black specks
toFill.PopulateUIVertex(ref vert, endIndex - 3);
var pos = vert.position;
for (int j = endIndex, m = endIndex - 3; j > m; j--)
{
for (int j = endIndex, m = endIndex - 3; j > m; j--) {
toFill.PopulateUIVertex(ref vert, endIndex);
vert.position = pos;
toFill.SetUIVertex(vert, j);
}
}
}
}
if (m_ImagesVertexIndex.Count != 0)
{
if (m_ImagesVertexIndex.Count != 0) {
m_ImagesVertexIndex.Clear();
}
// Hyperlinks surround processing box
foreach (var hrefInfo in m_HrefInfos)
{
foreach (var hrefInfo in m_HrefInfos) {
hrefInfo.boxes.Clear();
if (hrefInfo.startIndex >= toFill.currentVertCount)
{
if (hrefInfo.startIndex >= toFill.currentVertCount) {
continue;
}
@ -264,28 +265,30 @@ namespace UnityEngine.UI.Extensions
toFill.PopulateUIVertex(ref vert, hrefInfo.startIndex);
var pos = vert.position;
var bounds = new Bounds(pos, Vector3.zero);
for (int i = hrefInfo.startIndex, m = hrefInfo.endIndex; i < m; i++)
{
if (i >= toFill.currentVertCount)
{
for (int i = hrefInfo.startIndex, m = hrefInfo.endIndex; i < m; i++) {
if (i >= toFill.currentVertCount) {
break;
}
toFill.PopulateUIVertex(ref vert, i);
pos = vert.position;
if (pos.x < bounds.min.x) // Wrap re-add surround frame
{
// Wrap re-add surround frame
if (pos.x < bounds.min.x) {
hrefInfo.boxes.Add(new Rect(bounds.min, bounds.size));
bounds = new Bounds(pos, Vector3.zero);
}
else
{
else {
bounds.Encapsulate(pos); // Extended enclosed box
}
}
hrefInfo.boxes.Add(new Rect(bounds.min, bounds.size));
}
UpdateQuadImage();
// Update the quad images
updateQuad = true;
}
/// <summary>
@ -313,8 +316,7 @@ namespace UnityEngine.UI.Extensions
/// <summary>
/// Hyperlink Click Event
/// </summary>
public HrefClickEvent onHrefClick
{
public HrefClickEvent onHrefClick {
get { return m_OnHrefClick; }
set { m_OnHrefClick = value; }
}
@ -323,38 +325,40 @@ namespace UnityEngine.UI.Extensions
/// Finally, the output text hyperlinks get parsed
/// </summary>
/// <returns></returns>
protected string GetOutputText()
{
protected string GetOutputText() {
s_TextBuilder.Length = 0;
var indexText = 0;
fixedString = this.text;
if (inspectorIconList != null && inspectorIconList.Length > 0)
{
foreach (IconName icon in inspectorIconList)
{
if (icon.name != null && icon.name != "")
{
if (inspectorIconList != null && inspectorIconList.Length > 0) {
foreach (IconName icon in inspectorIconList) {
if (!string.IsNullOrEmpty(icon.name)) {
fixedString = fixedString.Replace(icon.name, "<quad name=" + icon.name + " size=" + fontSize + " width=1 />");
}
}
}
int count = 0;
foreach (Match match in s_HrefRegex.Matches(fixedString))
{
foreach (Match match in s_HrefRegex.Matches(fixedString)) {
s_TextBuilder.Append(fixedString.Substring(indexText, match.Index - indexText));
s_TextBuilder.Append("<color=" + hyperlinkColor + ">"); // Hyperlink color
var group = match.Groups[1];
if(isCreating_m_HrefInfos) {
if (isCreating_m_HrefInfos) {
var hrefInfo = new HrefInfo
{
startIndex = s_TextBuilder.Length * 4, // Hyperlinks in text starting vertex indices
endIndex = (s_TextBuilder.Length + match.Groups[2].Length - 1) * 4 + 3,
name = group.Value
};
m_HrefInfos.Add(hrefInfo);
} else {
}
else {
if(m_HrefInfos.Count > 0) {
m_HrefInfos[count].startIndex = s_TextBuilder.Length * 4; // Hyperlinks in text starting vertex indices;
m_HrefInfos[count].endIndex = (s_TextBuilder.Length + match.Groups[2].Length - 1) * 4 + 3;
@ -366,8 +370,9 @@ namespace UnityEngine.UI.Extensions
s_TextBuilder.Append("</color>");
indexText = match.Index + match.Length;
}
// we should create array only once or if there is any change in the text
if(isCreating_m_HrefInfos)
if (isCreating_m_HrefInfos)
isCreating_m_HrefInfos = false;
s_TextBuilder.Append(fixedString.Substring(indexText, fixedString.Length - indexText));
@ -379,19 +384,15 @@ namespace UnityEngine.UI.Extensions
/// Click event is detected whether to click a hyperlink text
/// </summary>
/// <param name="eventData"></param>
public void OnPointerClick(PointerEventData eventData)
{
public void OnPointerClick(PointerEventData eventData) {
Vector2 lp;
RectTransformUtility.ScreenPointToLocalPointInRectangle(
rectTransform, eventData.position, eventData.pressEventCamera, out lp);
foreach (var hrefInfo in m_HrefInfos)
{
foreach (var hrefInfo in m_HrefInfos) {
var boxes = hrefInfo.boxes;
for (var i = 0; i < boxes.Count; ++i)
{
if (boxes[i].Contains(lp))
{
for (var i = 0; i < boxes.Count; ++i) {
if (boxes[i].Contains(lp)) {
m_OnHrefClick.Invoke(hrefInfo.name);
return;
}
@ -399,65 +400,65 @@ namespace UnityEngine.UI.Extensions
}
}
public void OnPointerEnter(PointerEventData eventData)
{
public void OnPointerEnter(PointerEventData eventData) {
//do your stuff when highlighted
//selected = true;
if (m_ImagesPool.Count >= 1)
{
foreach (Image img in m_ImagesPool)
{
if (highlightselectable != null && highlightselectable.isActiveAndEnabled)
{
img.color = highlightselectable.colors.highlightedColor;
selected = true;
if (m_ImagesPool.Count >= 1) {
foreach (Image img in m_ImagesPool) {
if (button != null && button.isActiveAndEnabled) {
img.color = button.colors.highlightedColor;
}
}
}
}
public void OnPointerExit(PointerEventData eventData)
{
public void OnPointerExit(PointerEventData eventData) {
//do your stuff when highlighted
//selected = false;
if (m_ImagesPool.Count >= 1)
{
foreach (Image img in m_ImagesPool)
{
if (highlightselectable != null && highlightselectable.isActiveAndEnabled)
{
img.color = highlightselectable.colors.normalColor;
selected = false;
if (m_ImagesPool.Count >= 1) {
foreach (Image img in m_ImagesPool) {
if (button != null && button.isActiveAndEnabled) {
img.color = button.colors.normalColor;
}
else
{
else {
img.color = color;
}
}
}
}
public void OnSelect(BaseEventData eventData)
{
public void OnSelect(BaseEventData eventData) {
//do your stuff when selected
//selected = true;
if (m_ImagesPool.Count >= 1)
{
foreach (Image img in m_ImagesPool)
{
if (highlightselectable != null && highlightselectable.isActiveAndEnabled)
{
img.color = highlightselectable.colors.highlightedColor;
selected = true;
if (m_ImagesPool.Count >= 1) {
foreach (Image img in m_ImagesPool) {
if (button != null && button.isActiveAndEnabled) {
img.color = button.colors.highlightedColor;
}
}
}
}
public void OnDeselect(BaseEventData eventData) {
//do your stuff when selected
selected = false;
if (m_ImagesPool.Count >= 1) {
foreach (Image img in m_ImagesPool) {
if (button != null && button.isActiveAndEnabled) {
img.color = button.colors.normalColor;
}
}
}
}
/// <summary>
/// Hyperlinks Info
/// </summary>
private class HrefInfo
{
private class HrefInfo {
public int startIndex;
public int endIndex;
@ -467,19 +468,34 @@ namespace UnityEngine.UI.Extensions
public readonly List<Rect> boxes = new List<Rect>();
}
/* TEMPORARY FIX REMOVE IMAGES FROM POOL DELETE LATER SINCE CANNOT DESTROY */
void Update() {
void LateUpdate() {
// Reset the hrefs if text is changed
if( previousText != text) {
Reset_m_HrefInfos ();
// Update the quad on text change
updateQuad = true;
}
// Need to lock to remove images properly
lock (thisLock) {
// Can only update the images when it is not in a rebuild, this prevents the error
if (updateQuad) {
UpdateQuadImage();
updateQuad = false;
}
// Destroy any images that are not in use
if (clearImages) {
for (int i = 0; i < culled_ImagesPool.Count; i++){
for (int i = 0; i < culled_ImagesPool.Count; i++) {
DestroyImmediate(culled_ImagesPool[i]);
}
culled_ImagesPool.Clear();
clearImages = false;
}
}
if( previousText != text)
Reset_m_HrefInfos ();
}
// Reseting m_HrefInfos array if there is any change in text
@ -488,5 +504,34 @@ namespace UnityEngine.UI.Extensions
m_HrefInfos.Clear();
isCreating_m_HrefInfos = true;
}
protected override void OnEnable() {
base.OnEnable();
// Enable images on TextPic disable
if (m_ImagesPool.Count >= 1) {
for (int i = 0; i < m_ImagesPool.Count; i++) {
if(m_ImagesPool[i] != null) {
m_ImagesPool[i].enabled = true;
}
}
}
// Update the quads on re-enable
updateQuad = true;
}
protected override void OnDisable() {
base.OnDisable();
// Disable images on TextPic disable
if (m_ImagesPool.Count >= 1) {
for (int i = 0; i < m_ImagesPool.Count; i++) {
if(m_ImagesPool[i] != null) {
m_ImagesPool[i].enabled = false;
}
}
}
}
}
}