| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.swt.internal.theme; |
| |
| import org.eclipse.swt.*; |
| import org.eclipse.swt.graphics.*; |
| import org.eclipse.swt.internal.win32.*; |
| |
| public class ScaleDrawData extends RangeDrawData { |
| public int increment; |
| public int pageIncrement; |
| |
| static final int TICS_MARGIN = 10; |
| |
| public ScaleDrawData() { |
| state = new int[4]; |
| } |
| |
| void draw(Theme theme, GC gc, Rectangle bounds) { |
| if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) { |
| // TODO - drawScale not done |
| int style = this.style; |
| int minimum = this.minimum; |
| int maximum = this.maximum; |
| int selection = this.selection; |
| int pageIncrement = this.pageIncrement; |
| int hTheme = OS.OpenThemeData(0, getClassId()); |
| RECT rect = new RECT (); |
| rect.left = bounds.x; |
| rect.right = rect.left + bounds.width; |
| rect.top = bounds.y; |
| rect.bottom = rect.top + bounds.height; |
| SIZE size = new SIZE(); |
| if ((style & SWT.VERTICAL) != 0) { |
| OS.GetThemePartSize(hTheme, gc.handle, OS.TKP_TRACKVERT, 0, null, OS.TS_TRUE, size); |
| int trackWidth = size.cx - 1; |
| OS.GetThemePartSize(hTheme, gc.handle, OS.TKP_THUMBVERT, 0, null, OS.TS_TRUE, size); |
| int thumbWidth = size.cx, thumbHeight = size.cy; |
| OS.GetThemePartSize(hTheme, gc.handle, OS.TKP_TICS, 0, rect, OS.TS_TRUE, size); |
| int ticWidth = size.cx; |
| int marginX = (thumbWidth - trackWidth) / 2; |
| int marginY = marginX; |
| marginX += TICS_MARGIN; |
| rect.left += marginX; |
| rect.top += marginY; |
| rect.right = rect.left + trackWidth; |
| rect.bottom -= marginY; |
| int trackHeight = rect.bottom - rect.top; |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.TKP_TRACKVERT, 0, rect, null); |
| rect.top += ((trackHeight - thumbHeight) * (selection - minimum)) / Math.max(1, maximum - minimum); |
| rect.left -= (thumbWidth - trackWidth) / 2; |
| rect.right = rect.left + thumbWidth; |
| rect.bottom = rect.top + thumbHeight; |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.TKP_THUMBVERT, 0, rect, null); |
| rect.top = bounds.y + marginY + thumbHeight / 2; |
| rect.bottom = rect.top + 1; |
| for (int sel = minimum; sel <= maximum; sel += pageIncrement) { |
| rect.left = bounds.x + TICS_MARGIN / 2; |
| rect.right = rect.left + ticWidth; |
| if (sel != minimum && sel != maximum) rect.left++; |
| rect.top = bounds.y + marginY + thumbHeight / 2; |
| rect.top += ((trackHeight - thumbHeight) * (sel - minimum)) / Math.max(1, maximum - minimum); |
| rect.bottom = rect.top + 1; |
| //TODO - why tics are ot drawn |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.TKP_TICSVERT, 1, rect, null); |
| gc.drawLine(rect.left, rect.top, rect.right, rect.top); |
| rect.left = bounds.x + TICS_MARGIN + thumbWidth + 1; |
| rect.right = rect.left + ticWidth; |
| if (sel != minimum && sel != maximum) rect.right--; |
| //TODO - why tics are ot drawn |
| OS.DrawThemeBackground(hTheme, gc.handle, OS.TKP_TICSVERT, 1, rect, null); |
| gc.drawLine(rect.left, rect.top, rect.right, rect.top); |
| } |
| } else { |
| |
| } |
| OS.CloseThemeData (hTheme); |
| } |
| } |
| |
| char[] getClassId() { |
| return TRACKBAR; |
| } |
| |
| int hit(Theme theme, Point position, Rectangle bounds) { |
| return bounds.contains(position) ? DrawData.WIDGET_WHOLE : DrawData.WIDGET_NOWHERE; |
| } |
| |
| } |