| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.uiDesigner; |
| |
| import com.intellij.util.ui.UIUtil; |
| |
| import java.awt.*; |
| |
| /** |
| * @author Anton Katilin |
| * @author Vladimir Kondratyev |
| */ |
| public final class VSpacer extends DesignSpacer{ |
| public VSpacer(){ |
| setSize(getHandleWidth(), 50); |
| } |
| |
| private static int getHandleWidth(){ |
| return HANDLE_ATOM_HEIGHT*3 + HANDLE_ATOM_SPACE*2; |
| } |
| |
| private static int getHandleHeight(){ |
| return HANDLE_ATOM_WIDTH; |
| } |
| |
| protected void paintComponent(final Graphics g){ |
| final int handleHeight=getHandleHeight(); |
| final int handleWidth=getHandleWidth(); |
| |
| // Paint top handle |
| final int x=(getWidth()-handleWidth)/2; |
| drawHandle(g,x,0); |
| g.setColor(ourColor1); |
| UIUtil.drawLine(g, x + handleWidth / 2, handleHeight, x + handleWidth / 2, handleHeight + 1); |
| |
| // Paint bottom handle |
| final int y=getHeight()-handleHeight-1; |
| drawHandle(g,x,y); |
| UIUtil.drawLine(g, x + handleWidth / 2, y - 2, x + handleWidth / 2, y); |
| g.setColor(ourColor1); |
| |
| // Draw spring |
| drawSpring(g,x+handleWidth/2,handleHeight+1,getHeight()-2*handleHeight-4); |
| } |
| |
| /** |
| * Paints small spacer's haldle. <code>(x,y)</code> is a top |
| * left point of a handle. |
| */ |
| private static void drawHandle(final Graphics g,int x,final int y){ |
| g.setColor(ourColor1); |
| |
| g.drawRect(x,y,HANDLE_ATOM_HEIGHT-1,HANDLE_ATOM_WIDTH-1); |
| UIUtil.drawLine(g, x + HANDLE_ATOM_HEIGHT, y + HANDLE_ATOM_WIDTH / 2, x + HANDLE_ATOM_HEIGHT + HANDLE_ATOM_SPACE - 1, |
| y + HANDLE_ATOM_WIDTH / 2); |
| |
| x+=HANDLE_ATOM_HEIGHT+HANDLE_ATOM_SPACE; |
| |
| g.drawRect(x,y,HANDLE_ATOM_HEIGHT-1,HANDLE_ATOM_WIDTH-1); |
| UIUtil.drawLine(g, x + HANDLE_ATOM_HEIGHT, y + HANDLE_ATOM_WIDTH / 2, x + HANDLE_ATOM_HEIGHT + HANDLE_ATOM_SPACE - 1, |
| y + HANDLE_ATOM_WIDTH / 2); |
| |
| x+=HANDLE_ATOM_HEIGHT+HANDLE_ATOM_SPACE; |
| |
| g.drawRect(x,y,HANDLE_ATOM_HEIGHT-1,HANDLE_ATOM_WIDTH-1); |
| } |
| |
| private static void drawSpring(final Graphics g,final int x,final int y,final int height){ |
| for(int _y=y;_y<y+height-1;_y+=SPRING_PRERIOD){ |
| drawSpringPeriod(g,x,_y); |
| } |
| } |
| |
| private static void drawSpringPeriod(final Graphics g,final int x,final int y){ |
| g.setColor(ourColor2); |
| UIUtil.drawLine(g, x + 1, y, x + 2, y); |
| UIUtil.drawLine(g, x, y + 1, x, y + 1); |
| UIUtil.drawLine(g, x - 1, y + 2, x - 2, y + 2); |
| |
| g.setColor(ourColor3); |
| UIUtil.drawLine(g, x, y + 3, x, y + 3); |
| } |
| |
| public Dimension getMinimumSize(){ |
| return new Dimension(getHandleWidth(),getHandleHeight()*2+SPRING_PRERIOD); |
| } |
| } |