151 lines
4.2 KiB
C#
151 lines
4.2 KiB
C#
using PlasticGui;
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using Unity.PlasticSCM.Editor.Help;
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using UnityEditor;
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using UnityEngine;
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namespace Unity.PlasticSCM.Editor.UI.Tree
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{
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internal static class DrawTreeViewEmptyState
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{
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internal static void For(
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Rect rect,
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string text)
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{
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GUIContent content = new GUIContent(text);
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Vector2 contentSize = GetContentSize(content);
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GUI.BeginGroup(rect);
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DrawLabel(
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content,
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contentSize,
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(rect.width - contentSize.x) / 2,
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rect.height / 2);
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GUI.EndGroup();
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}
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internal static void For(
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Rect rect,
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string text,
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Texture2D icon)
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{
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GUIContent content = new GUIContent(text);
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Vector2 contentSize = GetContentSize(content);
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GUI.BeginGroup(rect);
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DrawLabelWithIcon(
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content,
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contentSize,
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(rect.width - contentSize.x) / 2,
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rect.height / 2,
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icon);
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GUI.EndGroup();
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}
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internal static void For(
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Rect rect,
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string text,
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Texture2D icon,
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ExternalLink externalLink)
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{
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GUIContent textContent = new GUIContent(text);
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Vector2 textContentSize = GetContentSize(textContent);
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GUIContent linkContent = new GUIContent(externalLink.Label);
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Vector2 linkContentSize = GetContentSize(linkContent, EditorStyles.linkLabel);
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float textContentOffsetY = (rect.height - (textContentSize.y + linkContentSize.y)) / 2;
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float linkContentOffsetY = textContentOffsetY + textContentSize.y;
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GUI.BeginGroup(rect);
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DrawLabelWithIcon(
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textContent,
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textContentSize,
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(rect.width - textContentSize.x) / 2,
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textContentOffsetY,
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icon);
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DrawLink(
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externalLink,
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linkContent,
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linkContentSize,
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(rect.width - linkContentSize.x) / 2,
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linkContentOffsetY);
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GUI.EndGroup();
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}
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static void DrawLabel(
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GUIContent content,
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Vector2 contentSize,
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float offsetX,
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float offsetY)
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{
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GUI.Label(
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new Rect(offsetX, offsetY, contentSize.x, contentSize.y),
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content,
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UnityStyles.Tree.StatusLabel);
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}
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static void DrawLabelWithIcon(
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GUIContent content,
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Vector2 contentSize,
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float offsetX,
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float offsetY,
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Texture2D icon)
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{
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int iconSize = UnityConstants.TREEVIEW_STATUS_ICON_SIZE;
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int padding = UnityConstants.TREEVIEW_STATUS_CONTENT_PADDING;
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float iconOffsetX = offsetX - iconSize + padding;
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float contentOffsetX = offsetX + iconSize - padding;
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GUI.DrawTexture(
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new Rect(iconOffsetX, offsetY + padding, iconSize, iconSize),
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icon,
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ScaleMode.ScaleToFit);
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DrawLabel(
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content,
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contentSize,
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contentOffsetX,
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offsetY);
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}
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static void DrawLink(
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ExternalLink externalLink,
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GUIContent linkContent,
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Vector2 linkContentSize,
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float offsetX,
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float offsetY)
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{
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Rect buttonPosition = new Rect(
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offsetX,
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offsetY,
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linkContentSize.x,
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linkContentSize.y);
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EditorGUIUtility.AddCursorRect(buttonPosition, MouseCursor.Link);
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if (GUI.Button(buttonPosition, linkContent, EditorStyles.linkLabel))
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{
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Application.OpenURL(externalLink.Url);
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}
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}
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static Vector2 GetContentSize(GUIContent content)
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{
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return GetContentSize(content, UnityStyles.Tree.StatusLabel);
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}
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static Vector2 GetContentSize(GUIContent content, GUIStyle guiStyle)
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{
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return guiStyle.CalcSize(content);
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}
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}
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}
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