Window.java

/**
 * Copyright (c) Lambda Innovation, 2013-2015
 * 本作品版权由Lambda Innovation所有。
 * http://www.li-dev.cn/
 *
 * This project is open-source, and it is distributed under  
 * the terms of GNU General Public License. You can modify
 * and distribute freely as long as you follow the license.
 * 本项目是一个开源项目，且遵循GNU通用公共授权协议。
 * 在遵照该协议的情况下，您可以自由传播和修改。
 * http://www.gnu.org/licenses/gpl.html
 */
package cn.liutils.cgui.loader.ui;

import javax.vecmath.Vector2d;

import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.Tessellator;

import org.lwjgl.opengl.GL11;

import cn.liutils.cgui.gui.Widget;
import cn.liutils.cgui.gui.component.DrawTexture;
import cn.liutils.cgui.gui.component.Transform;
import cn.liutils.cgui.gui.event.DragEvent;
import cn.liutils.cgui.gui.event.DragEvent.DragEventHandler;
import cn.liutils.cgui.gui.event.FrameEvent;
import cn.liutils.cgui.gui.event.FrameEvent.FrameEventHandler;
import cn.liutils.cgui.gui.event.MouseDownEvent;
import cn.liutils.cgui.gui.event.MouseDownEvent.MouseDownHandler;
import cn.liutils.util.client.HudUtils;
import cn.liutils.util.helper.Font;

/**
 * @author WeAthFolD
 */
public class Window extends Widget {
    
    final boolean canClose;
    
    protected String name;
    
    final GuiEdit guiEdit;
    
    public Window(GuiEdit _guiEdit, final String _name, boolean _canClose, double[] defaultPos) {
        name = _name;
        canClose = _canClose;
        guiEdit = _guiEdit;
        //Vector2d pos = guiEdit.getDefaultPosition(name, defaultPos);
        transform.setPos(defaultPos[0], defaultPos[1]);
    }
    
    public Window(GuiEdit _guiEdit, final String _name, boolean _canClose) {
        this(_guiEdit, _name, _canClose, new double[] { 0, 0 });
    }
    
    @Override
    public void onAdded() {
        if(canClose) {
             Widget close = new Widget();
             close.transform.setSize(10, 10).setPos(transform.width - 12, 1);
             close.addComponent(new DrawTexture().setTex(GuiEdit.tex("toolbar/close")));
             close.regEventHandler(new MouseDownHandler() {
                @Override
                public void handleEvent(Widget w, MouseDownEvent event) {
                    Window.this.dispose();
                }
             });
             addWidget(close);
        }
        
        if(!this.isWidgetParent()) {
            this.regEventHandler(new DragEventHandler() {
                @Override
                public void handleEvent(Widget w, DragEvent event) {
                    w.getGui().updateDragWidget();
                    guiEdit.updateDefaultPosition(name, w.transform.x, w.transform.y);
                }
            });
        }
        
        this.regEventHandler(new FrameEventHandler() {
            @Override
            public void handleEvent(Widget w, FrameEvent event) {
                Transform t = w.transform;
                final double bar_ht = 10;
                
                GuiEdit.bindColor(2);
                HudUtils.colorRect(0, 0, t.width, bar_ht);
                
                GuiEdit.bindColor(1);
                HudUtils.colorRect(0, bar_ht, t.width, t.height - bar_ht);
                
                Font.font.draw(name, 10, 0, 10, 0x7fbeff);
            }
        });
    }
    
    public GuiEdit gui() {
        return (GuiEdit) Minecraft.getMinecraft().currentScreen;
    }
    
    protected void drawSplitLine(double y) {
        Tessellator t = Tessellator.instance;
        GuiEdit.bindColor(3);
        GL11.glDisable(GL11.GL_TEXTURE_2D);
        GL11.glLineWidth(1.5f);
        t.startDrawing(GL11.GL_LINES);
        t.addVertex(0, y, -90);
        t.addVertex(transform.width, y, -90);
        t.draw();
        GL11.glEnable(GL11.GL_TEXTURE_2D);
    }
    
}