Attachment 133345 Details for Bug 253670 – Codes to compare working and non working solution

Codes to compare working and non working solution

TestWindow.java (text/plain), 4.37 KB, created by Vincent Raman

on 2009-04-27 08:51:33 EDT

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Creator: Vincent Raman

Created: 2009-04-27 08:51:33 EDT

Size: 4.37 KB

patch

obsolete

>/**
> * 
> */
>package test;
>
>import internal.Kernel;
>
>import org.eclipse.jface.window.ApplicationWindow;
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.events.PaintEvent;
>import org.eclipse.swt.events.PaintListener;
>import org.eclipse.swt.graphics.GC;
>import org.eclipse.swt.graphics.Transform;
>import org.eclipse.swt.widgets.Canvas;
>import org.eclipse.swt.widgets.Composite;
>import org.eclipse.swt.widgets.Control;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Shell;
>
>/**
> * @author Vincent
> *
> */
>public class TestWindow extends ApplicationWindow implements PaintListener {
>
>	/**
>	 * @param parentShell
>	 */
>	public TestWindow(Shell shell) {
>		super(shell);
>	}
>	
>	
>
>	/* (non-Javadoc)
>	 * @see org.eclipse.jface.window.Window#createContents(org.eclipse.swt.widgets.Composite)
>	 */
>	@Override
>	protected Control createContents(Composite parent) {
>		getShell().setMaximized(true);
>		Canvas c = new Canvas(parent,SWT.NO_BACKGROUND | SWT.BORDER);
>		c.addPaintListener(this);
>		return c;
>	}
>
>
>
>	/* (non-Javadoc)
>	 * @see org.eclipse.swt.events.PaintListener#paintControl(org.eclipse.swt.events.PaintEvent)
>	 */
>	public void paintControl(PaintEvent e) {
>		final GC gc = e.gc;
>		final float[] angles=new float[] {0,30,40,44,45,46,50,60,90};
>		final Transform t = new Transform(Display.getDefault());
>		t.translate(200,10);
>		gc.setTransform(t);
>		gc.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_RED));
>		
>		/**********************************
>		 * CREATE FIGURES WITH BAD DRAWING
>		 ***********************************/
>		System.out.println("\n********BAAAAD******\n");
>		for(int i=0;i<angles.length;++i) {
>			Transform t2 = new Transform(Display.getDefault());
>			gc.getTransform(t2);
>			t2.translate(200*(i%2), 150*(float)Math.floor(i/2));
>			t2.rotate(angles[i]);
>			gc.setTransform(t2);
>			System.out.println("______________________");
>			System.out.println("Angle "+angles[i]);
>			System.out.println("Before : xoffset : "+gc.getGCData().drawXOffset);
>			System.out.println("Before : yoffset : "+gc.getGCData().drawYOffset);
>			Paintfigure(gc);
>			System.out.println("After : xoffset : "+gc.getGCData().drawXOffset);
>			System.out.println("After : yoffset : "+gc.getGCData().drawYOffset);
>			t2.dispose();
>			gc.setTransform(t);
>		}
>		gc.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE));
>		for(int i=0;i<angles.length;++i) {
>			Transform t2 = new Transform(Display.getDefault());
>			gc.getTransform(t2);
>			t2.translate(200*(i%2)-100, 150*(float)Math.floor(i/2));
>			gc.setTransform(t2);
>			gc.drawString(angles[i]+"°", 0, 0);
>			t2.dispose();
>			gc.setTransform(t);
>		}
>		
>		/************************
>		 * CREATE GOOD FIGURES
>		 ***********************/
>		System.out.println("\n********GOOOD******\n");
>		gc.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_BLUE));
>		for(int i=0;i<angles.length;++i) {
>			Transform t2 = new Transform(Display.getDefault());
>			gc.getTransform(t2);
>			t2.translate(500+200*(i%2), 150*(float)Math.floor(i/2));
>			t2.rotate(angles[i]);
>			gc.setTransform(t2);
>			
>			/********************************************
>			 * Add to GC data state the DRAW_OFFSET mask 
>			 ********************************************/
>			gc.getGCData().state |= 1 << 9;
>			
>			System.out.println("______________________");
>			System.out.println("Angle "+angles[i]);
>			System.out.println("Before : xoffset : "+gc.getGCData().drawXOffset);
>			System.out.println("Before : yoffset : "+gc.getGCData().drawYOffset);
>			Paintfigure(gc);
>			System.out.println("After : xoffset : "+gc.getGCData().drawXOffset);
>			System.out.println("After : yoffset : "+gc.getGCData().drawYOffset);
>			t2.dispose();
>			gc.setTransform(t);
>		}
>		gc.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_WHITE));
>		for(int i=0;i<angles.length;++i) {
>			Transform t2 = new Transform(Display.getDefault());
>			gc.getTransform(t2);
>			t2.translate(400+200*(i%2), 150*(float)Math.floor(i/2));
>			gc.setTransform(t2);
>			gc.drawString(angles[i]+"°", 0, 0);
>			t2.dispose();
>			gc.setTransform(t);
>		}
>		
>		t.dispose();
>	}
>
>	private void Paintfigure(GC gc) {
>		final int[] polygon = new int[] {0,0,0,100,100,75};
>		gc.fillPolygon(polygon);
>		gc.drawPolygon(polygon);
>	}
>	
>	public static void main(String[] args) {
>		Display display = new Display();
>	    Shell shell = new Shell(display);
>		TestWindow w = new TestWindow(shell);
>		w.setBlockOnOpen(true);
>		w.open();
>		Display.getCurrent().dispose();
>		System.exit(1);
>	}
>}

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Attachments on bug 253670: 133345 | 133346 | 214841