97 lines
2.7 KiB
C#
97 lines
2.7 KiB
C#
//
|
|
// Copyright (c) 2017 Anthony Marmont. All rights reserved.
|
|
// Licensed for use under the Unity Asset Store EULA. See https://unity3d.com/legal/as_terms for full license information.
|
|
//
|
|
|
|
#if UNITY_EDITOR
|
|
#pragma warning disable
|
|
|
|
using System;
|
|
using UnityEngine;
|
|
|
|
namespace AssetIcons.Editors.Pipeline
|
|
{
|
|
/// <summary>
|
|
/// <para>A drawer for arbitrary objects.</para>
|
|
/// </summary>
|
|
/// <example>
|
|
/// <para>Below is an example of a graphic drawer that draws a colour based on a <c>bool</c> value.</para>
|
|
/// <code>
|
|
/// using AssetIcons.Editors;
|
|
/// using AssetIcons.Editors.Pipeline;
|
|
/// using System;
|
|
/// using UnityEngine;
|
|
///
|
|
/// private class BooleanGraphicDrawer : IGraphicDrawer
|
|
/// {
|
|
/// private bool hasValue;
|
|
/// private bool lastValue;
|
|
///
|
|
/// public bool CanDraw()
|
|
/// {
|
|
/// return hasValue;
|
|
/// }
|
|
///
|
|
/// public void Draw(Rect rect, bool selected, AssetIconsCompiledStyle style)
|
|
/// {
|
|
/// // Transform the rect of the icon in the Project window to the rect of the actual graphic.
|
|
/// var drawRect = AssetIconsGUIUtility.AreaToIconRect(rect, style.MaxSize);
|
|
///
|
|
/// // Using AssetIconsGUI allows us to draw stuff using the user-defined style.
|
|
///
|
|
/// if (lastValue)
|
|
/// {
|
|
/// // Draw a green square
|
|
/// AssetIconsGUI.DrawColor(drawRect, new Color32(0, 255, 0, 255), style, selected);
|
|
/// }
|
|
/// else
|
|
/// {
|
|
/// // Draw a red square
|
|
/// AssetIconsGUI.DrawColor(drawRect, new Color32(255, 0, 0, 255), style, selected);
|
|
/// }
|
|
/// }
|
|
///
|
|
/// public void SetValue(object value)
|
|
/// {
|
|
/// if (value != null)
|
|
/// {
|
|
/// lastValue = (bool)value;
|
|
/// hasValue = true;
|
|
/// }
|
|
/// else
|
|
/// {
|
|
/// hasValue = false;
|
|
/// }
|
|
/// }
|
|
/// }
|
|
/// </code>
|
|
/// </example>
|
|
public interface IGraphicDrawer
|
|
{
|
|
/// <summary>
|
|
/// <para>Sets the current value of this graphic drawer.</para>
|
|
/// </summary>
|
|
/// <param name="value">An <see cref="object"/> that the graphic drawer should draw.</param>
|
|
void SetValue(object value);
|
|
|
|
/// <summary>
|
|
/// <para>Determines whether this <see cref="IGraphicDrawer"/> is usable to draw a graphic.</para>
|
|
/// </summary>
|
|
/// <returns>
|
|
/// <para><c>true</c> if this <see cref="IGraphicDrawer"/> is valid for drawing; otherwise <c>false</c>.</para>
|
|
/// </returns>
|
|
bool CanDraw();
|
|
|
|
/// <summary>
|
|
/// <para>Renders the last value of this <see cref="IGraphicDrawer"/>.</para>
|
|
/// </summary>
|
|
/// <param name="rect">The area in which to draw.</param>
|
|
/// <param name="selected">Whether the rendered graphic should appear selected or not.</param>
|
|
/// <param name="style">A style to use to render the graphic.</param>
|
|
void Draw(Rect rect, bool selected, AssetIconsCompiledStyle style);
|
|
}
|
|
}
|
|
|
|
#pragma warning restore
|
|
#endif
|