82 lines
3.2 KiB (Stored with Git LFS)
C#
82 lines
3.2 KiB (Stored with Git LFS)
C#
using UnityEngine;
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using System.Collections.Generic;
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namespace PixelCrushers.DialogueSystem.UnityGUI
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{
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/// <summary>
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/// A GUI control that implements a flexible progress bar. It can fill from any direction
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/// (left, right, top, bottom, center).
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/// </summary>
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[AddComponentMenu("")] // Deprecated
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public class GUIProgressBar : GUIVisibleControl
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{
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public enum Origin { Top, Bottom, Left, Right, HorizontalCenter, VerticalCenter };
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/// <summary>
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/// The direction from which the progress bar fills.
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/// </summary>
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public Origin origin;
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/// <summary>
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/// The empty image (e.g., empty frame of progress bar).
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/// </summary>
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public Texture2D emptyImage;
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/// <summary>
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/// The full image that gradually covers the empty image as progress increases.
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/// </summary>
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public Texture2D fullImage;
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/// <summary>
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/// The current progress of the bar.
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/// </summary>
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public float progress = 0;
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public override void DrawSelf(Vector2 relativeMousePosition)
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{
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if (emptyImage != null) GUI.DrawTexture(rect, emptyImage);
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float current = Mathf.Clamp(progress, 0, 1);
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Rect fullRect;
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Rect texRect;
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switch (origin)
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{
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case Origin.Top:
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float heightFromTop = rect.height * current;
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fullRect = new Rect(rect.x, rect.y, rect.width, heightFromTop);
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texRect = new Rect(0, 1 - current, 1, current);
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break;
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case Origin.Bottom:
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float heightFromBottom = rect.height * current;
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fullRect = new Rect(rect.x, rect.yMax - heightFromBottom, rect.width, heightFromBottom);
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texRect = new Rect(0, 0, 1, current);
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break;
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case Origin.Left:
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default:
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fullRect = new Rect(rect.x, rect.y, rect.width * current, rect.height);
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texRect = new Rect(0, 0, current, 1);
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break;
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case Origin.Right:
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float widthFromRight = rect.width * current;
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fullRect = new Rect(rect.xMax - widthFromRight, rect.y, widthFromRight, rect.height);
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texRect = new Rect(1 - current, 0, current, 1);
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break;
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case Origin.HorizontalCenter:
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float widthFromCenter = rect.width * current;
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fullRect = new Rect(rect.x + (0.5f * (rect.width - widthFromCenter)), rect.y, widthFromCenter, rect.height);
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texRect = new Rect(0.5f * (1 - current), 0, current, 1);
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break;
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case Origin.VerticalCenter:
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float heightFromCenter = rect.height * current;
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fullRect = new Rect(rect.x, rect.y + (0.5f * (rect.height - heightFromCenter)), rect.width, heightFromCenter);
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texRect = new Rect(0, 0.5f * (1 - current), 1, current);
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break;
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}
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if (fullImage != null) GUI.DrawTextureWithTexCoords(fullRect, fullImage, texRect);
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}
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}
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}
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