| /* |
| * Copyright 2000-2012 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.ui.tabs.impl.singleRow; |
| |
| import com.intellij.icons.AllIcons; |
| import com.intellij.ui.ColorUtil; |
| import com.intellij.ui.JBColor; |
| import com.intellij.util.ui.GraphicsUtil; |
| import com.intellij.util.ui.UIUtil; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.awt.*; |
| |
| /** |
| * @author pegov |
| */ |
| public abstract class MoreTabsIcon { |
| private int myCounter; |
| |
| public void paintIcon(final Component c, Graphics graphics) { |
| if (myCounter <= 0) |
| return; |
| final Rectangle moreRect = getIconRec(); |
| |
| if (moreRect == null) return; |
| |
| int iconY = getIconY(moreRect); |
| int iconX = getIconX(moreRect); |
| graphics.setFont(UIUtil.getLabelFont().deriveFont((float)Math.min(8, UIUtil.getButtonFont().getSize()))); |
| int width = graphics.getFontMetrics().stringWidth(String.valueOf(myCounter)); |
| iconX -= width / 2 + 1; |
| |
| AllIcons.General.MoreTabs.paintIcon(c, graphics, iconX, iconY); |
| Graphics g = graphics.create(); |
| try { |
| GraphicsUtil.setupAntialiasing(g, true, true); |
| UIUtil.drawStringWithHighlighting(g, String.valueOf(myCounter), |
| iconX + AllIcons.General.MoreTabs.getIconWidth() + 2, |
| iconY + AllIcons.General.MoreTabs.getIconHeight() - 5, |
| JBColor.BLACK, |
| ColorUtil.withAlpha(JBColor.WHITE, .9)); |
| } finally { |
| g.dispose(); |
| } |
| } |
| |
| protected int getIconX(final Rectangle iconRec) { |
| return iconRec.x + iconRec.width / 2 - (AllIcons.General.MoreTabs.getIconWidth()) / 2; |
| } |
| |
| protected int getIconY(final Rectangle iconRec) { |
| return iconRec.y + iconRec.height / 2 - AllIcons.General.MoreTabs.getIconHeight() / 2; |
| } |
| |
| @Nullable |
| protected abstract Rectangle getIconRec(); |
| |
| public void updateCounter(int counter) { |
| myCounter = counter; |
| } |
| } |