78 lines
2.1 KiB
C#
78 lines
2.1 KiB
C#
using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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namespace Subsurface
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{
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class GUIProgressBar : GUIComponent
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{
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private bool isHorizontal;
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private GUIFrame frame;
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private float barSize;
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private int margin;
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public delegate float ProgressGetterHandler();
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public ProgressGetterHandler ProgressGetter;
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public bool IsHorizontal
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{
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get { return isHorizontal; }
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}
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public float BarSize
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{
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get { return barSize; }
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set
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{
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float oldBarSize = barSize;
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barSize = MathHelper.Clamp(value, 0.0f, 1.0f);
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if (barSize!=oldBarSize) UpdateRect();
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}
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}
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public GUIProgressBar(Rectangle rect, Color color, float barSize, GUIComponent parent = null)
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: this(rect,color,barSize, (Alignment.Left | Alignment.Top), parent)
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{
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}
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public GUIProgressBar(Rectangle rect, Color color, float barSize, Alignment alignment, GUIComponent parent = null)
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{
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this.rect = rect;
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this.color = color;
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isHorizontal = (rect.Width > rect.Height);
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this.alignment = alignment;
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margin = 5;
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if (parent != null)
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parent.AddChild(this);
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frame = new GUIFrame(new Rectangle(0,0,0,0), Color.White, this);
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this.barSize = barSize;
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UpdateRect();
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}
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private void UpdateRect()
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{
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rect = new Rectangle(
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frame.Rect.X + margin,
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frame.Rect.Y + margin,
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isHorizontal ? (int)((frame.Rect.Width - margin * 2) * barSize) : (frame.Rect.Width - margin * 2),
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isHorizontal ? (frame.Rect.Height - margin * 2) : (int)((frame.Rect.Height - margin * 2) * barSize));
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}
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public override void Draw(SpriteBatch spriteBatch)
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{
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if (ProgressGetter != null) BarSize = ProgressGetter();
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DrawChildren(spriteBatch);
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GUI.DrawRectangle(spriteBatch, rect, color*alpha, true);
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}
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}
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}
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