104 lines
3.6 KiB
C#
104 lines
3.6 KiB
C#
using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using Microsoft.Xna.Framework.Input;
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namespace Subsurface
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{
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class GUIButton : GUIComponent
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{
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protected GUITextBlock textBlock;
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protected GUIFrame frame;
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public delegate bool OnClickedHandler(GUIButton button, object obj);
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public OnClickedHandler OnClicked;
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public delegate bool OnPressedHandler();
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public OnPressedHandler OnPressed;
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public bool Enabled { get; set; }
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public string Text
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{
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get { return textBlock.Text; }
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set { textBlock.Text = value; }
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}
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public GUIButton(Rectangle rect, string text, GUIStyle style, GUIComponent parent = null)
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: this(rect, text, null, Alignment.Left, style, parent)
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{
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}
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public GUIButton(Rectangle rect, string text, Alignment alignment, GUIStyle style, GUIComponent parent = null)
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: this(rect, text, null, alignment, style, parent)
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{
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}
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public GUIButton(Rectangle rect, string text, Color? color, GUIStyle style, GUIComponent parent = null)
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: this(rect, text, color, (Alignment.Left | Alignment.Top), style, parent)
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{
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}
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public GUIButton(Rectangle rect, string text, Color? color, Alignment alignment, GUIStyle style, GUIComponent parent = null)
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:base (style)
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{
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this.rect = rect;
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if (color!=null) this.color = (Color)color;
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this.alignment = alignment;
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Enabled = true;
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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), style, this);
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if (style!=null) style.Apply(frame, this);
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textBlock = new GUITextBlock(new Rectangle(0, 0, 0, 0), text,
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Color.Transparent, (this.style==null) ? Color.Black : this.style.textColor,
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Alignment.Center, style, this);
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}
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public override void Draw(SpriteBatch spriteBatch)
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{
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if (rect.Contains(PlayerInput.MousePosition) && Enabled && (MouseOn == null || MouseOn == this || IsParentOf(MouseOn)))
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{
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state = ComponentState.Hover;
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if (PlayerInput.GetMouseState.LeftButton == ButtonState.Pressed)
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{
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if (OnPressed != null)
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{
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if (OnPressed()) state = ComponentState.Selected;
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}
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}
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else if (PlayerInput.LeftButtonClicked())
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{
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if (OnClicked != null)
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{
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if (OnClicked(this, UserData)) state = ComponentState.Selected;
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}
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}
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}
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else
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{
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state = ComponentState.None;
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}
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frame.State = state;
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//Color currColor = color;
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//if (state == ComponentState.Hover) currColor = hoverColor;
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//if (state == ComponentState.Selected) currColor = selectedColor;
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//GUI.DrawRectangle(spriteBatch, rect, currColor * alpha, true);
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////spriteBatch.DrawString(HUD.font, text, new Vector2(rect.X+rect.Width/2, rect.Y+rect.Height/2), Color.Black, 0.0f, new Vector2(0.5f,0.5f), 1.0f, SpriteEffects.None, 0.0f);
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//GUI.DrawRectangle(spriteBatch, rect, Color.Black * alpha, false);
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DrawChildren(spriteBatch);
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if (!Enabled) GUI.DrawRectangle(spriteBatch, rect, Color.Gray*0.5f, true);
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}
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}
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}
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