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Diffstat (limited to 'canvas/source/java/CanvasUtils.java')
| -rw-r--r-- | canvas/source/java/CanvasUtils.java | 627 |
1 files changed, 0 insertions, 627 deletions
diff --git a/canvas/source/java/CanvasUtils.java b/canvas/source/java/CanvasUtils.java deleted file mode 100644 index 8b2245176e03..000000000000 --- a/canvas/source/java/CanvasUtils.java +++ /dev/null @@ -1,627 +0,0 @@ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// UNO -import com.sun.star.uno.UnoRuntime; - -// Canvas -import com.sun.star.rendering.*; -import com.sun.star.geometry.*; - -// Java AWT -import java.awt.*; -import java.awt.geom.*; - -public class CanvasUtils -{ - // - // Canvas utilities - // ================ - // - public static java.awt.geom.AffineTransform makeTransform( AffineMatrix2D ooTransform ) - { - return new AffineTransform( ooTransform.m00, - ooTransform.m10, - ooTransform.m01, - ooTransform.m11, - ooTransform.m02, - ooTransform.m12 ); - } - - public static AffineMatrix2D makeAffineMatrix2D( java.awt.geom.AffineTransform transform ) - { - double[] matrix = new double[6]; - transform.getMatrix( matrix ); - - return new AffineMatrix2D( matrix[0], matrix[2], matrix[4], - matrix[1], matrix[3], matrix[5] ); - } - - public static void initGraphics( Graphics2D graphics ) - { - if( graphics != null ) - { - java.awt.RenderingHints hints = new java.awt.RenderingHints(null); - boolean hq = true; - - if( hq ) - { - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_FRACTIONALMETRICS, - java.awt.RenderingHints.VALUE_FRACTIONALMETRICS_ON ) ); -// hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_ALPHA_INTERPOLATION, -// java.awt.RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_ALPHA_INTERPOLATION, - java.awt.RenderingHints.VALUE_ALPHA_INTERPOLATION_SPEED) ); -// hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_INTERPOLATION, -// java.awt.RenderingHints.VALUE_INTERPOLATION_BICUBIC) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_INTERPOLATION, - java.awt.RenderingHints.VALUE_INTERPOLATION_BILINEAR) ); -// hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_RENDERING, -// java.awt.RenderingHints.VALUE_RENDER_QUALITY) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_RENDERING, - java.awt.RenderingHints.VALUE_RENDER_SPEED) ); -// hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_STROKE_CONTROL, -// java.awt.RenderingHints.VALUE_STROKE_NORMALIZE) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_STROKE_CONTROL, - java.awt.RenderingHints.VALUE_STROKE_DEFAULT) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_ANTIALIASING, - java.awt.RenderingHints.VALUE_ANTIALIAS_ON) ); - } - else - { - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_ALPHA_INTERPOLATION, - java.awt.RenderingHints.VALUE_ALPHA_INTERPOLATION_SPEED) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_INTERPOLATION, - java.awt.RenderingHints.VALUE_INTERPOLATION_BILINEAR) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_RENDERING, - java.awt.RenderingHints.VALUE_RENDER_SPEED) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_STROKE_CONTROL, - java.awt.RenderingHints.VALUE_STROKE_DEFAULT) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_ANTIALIASING, - java.awt.RenderingHints.VALUE_ANTIALIAS_OFF) ); - } - - // the least common denominator standard - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_FRACTIONALMETRICS, - java.awt.RenderingHints.VALUE_FRACTIONALMETRICS_ON) ); - hints.add( new java.awt.RenderingHints( java.awt.RenderingHints.KEY_TEXT_ANTIALIASING, - java.awt.RenderingHints.VALUE_TEXT_ANTIALIAS_ON) ); - - graphics.setRenderingHints( hints ); - } - } - - //---------------------------------------------------------------------------------- - - public static java.awt.geom.GeneralPath makeGenPathFromBezierPoints( RealBezierSegment2D [][] points ) - { - java.awt.geom.GeneralPath path = new java.awt.geom.GeneralPath(); - - // extract every polygon into GeneralPath object - for( int i=0; i<points.length; ++i ) - { - if( points[i].length > 0 ) - path.moveTo((float) points[i][0].Px, (float) points[i][0].Py); - - for( int j=1; j<points[i].length; ++j ) - { - CanvasUtils.printLog( "makeGenPathFromBezierPoints: point added." ); - path.curveTo((float)(points[i][j-1].C1x), (float)(points[i][j-1].C1y), - (float)(points[i][j-1].C2x), (float)(points[i][j-1].C2y), - (float) points[i][j].Px, (float) points[i][j].Py ); - } - - // TODO: closePath? - } - - return path; - } - - public static java.awt.geom.GeneralPath makeGenPathFromBezierPoly( com.sun.star.rendering.XBezierPolyPolygon2D poly ) - { - try - { - com.sun.star.geometry.RealBezierSegment2D [][] points = poly.getBezierSegments(0,-1,0,-1); - - return makeGenPathFromBezierPoints( points ); - } - catch( com.sun.star.lang.IndexOutOfBoundsException e ) - { - } - - return new java.awt.geom.GeneralPath(); - } - - public static java.awt.geom.GeneralPath makeGenPathFromLinePoints( RealPoint2D [][] points ) - { - java.awt.geom.GeneralPath path = new java.awt.geom.GeneralPath(); - - // extract every polygon into GeneralPath object - for( int i=0; i<points.length; ++i ) - { - if( points[i].length > 0 ) - path.moveTo((float) points[i][0].X, (float) points[i][0].Y); - - for( int j=1; j<points[i].length; ++j ) - { - CanvasUtils.printLog( "makeGenPathFromLinePoints: point (" + - points[i][j].X + "," + points[i][j].Y + ") added." ); - path.lineTo((float) points[i][j].X, (float) points[i][j].Y ); - } - - // TODO: closePath? - } - - return path; - } - - public static java.awt.geom.GeneralPath makeGenPathFromLinePoly( com.sun.star.rendering.XLinePolyPolygon2D poly ) - { - try - { - com.sun.star.geometry.RealPoint2D [][] points = poly.getPoints(0,-1,0,-1); - - return makeGenPathFromLinePoints( points ); - } - catch( com.sun.star.lang.IndexOutOfBoundsException e ) - { - } - - return new java.awt.geom.GeneralPath(); - } - - public static java.awt.geom.GeneralPath makeGeneralPath( com.sun.star.rendering.XPolyPolygon2D poly ) - { - if( poly instanceof BezierPolyPolygon ) - { - CanvasUtils.printLog( "makeGeneralPath: bezier impl used." ); - return ((BezierPolyPolygon)poly).getJavaPath(); - } - - if( poly instanceof LinePolyPolygon ) - { - CanvasUtils.printLog( "makeGeneralPath: line impl used." ); - return ((LinePolyPolygon)poly).getJavaPath(); - } - - XBezierPolyPolygon2D bezierPoly = (XBezierPolyPolygon2D) UnoRuntime.queryInterface(XBezierPolyPolygon2D.class, poly); - - if( bezierPoly != null ) - { - // extract polygon data. Prefer bezier interface, because - // that's the more high-level data. - return makeGenPathFromBezierPoly( bezierPoly ); - } - - XLinePolyPolygon2D linePoly = (XLinePolyPolygon2D) UnoRuntime.queryInterface(XLinePolyPolygon2D.class, poly); - - if( linePoly != null ) - { - // extract polygon data. Fallback to line polygon, if no - // curves are available. - return makeGenPathFromLinePoly( linePoly ); - } - - // Only opaque general interface. No chance to get to the - // data. Empty path, then - CanvasUtils.printLog( "makeGeneralPath: Cannot access polygon data, given interface has class" + poly.getClass().getName() ); - return new GeneralPath(); - } - - public static java.awt.image.BufferedImage getBufferedImage( com.sun.star.rendering.XBitmap bitmap ) - { - if( bitmap instanceof CanvasBitmap ) - { - CanvasUtils.printLog( "getBufferedImage: CanvasBitmap impl used." ); - return ((CanvasBitmap)bitmap).getBufferedImage(); - } - - XIntegerBitmap integerBitmap = (XIntegerBitmap) UnoRuntime.queryInterface(XIntegerBitmap.class, bitmap); - - if( integerBitmap != null ) - { - // extract bitmap data. TODO. - return null; - } - - // check other types. TODO. - return null; - } - - public static byte [] int2byte( int [] input ) - { - byte [] output = new byte[4*input.length]; - - int i, j; - for( i=0, j=0; i<input.length; ++i ) - { - output[j] = (byte)(input[i] & 255); - output[j+1] = (byte)((input[i]/256) & 255); - output[j+2] = (byte)((input[i]/256/256) & 255); - output[j+3] = (byte)((input[i]/256/256/256) & 255); - j += 4; - } - - return output; - } - - public static int [] byte2int( byte [] input ) - { - int [] output = new int[(input.length+3)/4]; - - int i, j; - for( i=0,j=0; j<output.length; ++j ) - { - output[j] = input[i] + (input[i+1] + (input[i+2] + input[i+3]*256)*256)*256; - i += 4; - } - - return output; - } - - public static int javaRuleFromCompositeOp( byte compositeOp ) - { - // TODO: Finish mapping of Canvas and Java compositing magics - int rule = java.awt.AlphaComposite.SRC_OVER; - switch( compositeOp ) - { - case com.sun.star.rendering.CompositeOperation.CLEAR: - CanvasUtils.printLog( "javaRuleFromCompositeOp: clear selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.SOURCE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: src selected" ); - rule = java.awt.AlphaComposite.SRC; - break; - - case com.sun.star.rendering.CompositeOperation.DESTINATION: - CanvasUtils.printLog( "javaRuleFromCompositeOp: dst selected" ); - rule = java.awt.AlphaComposite.DST; - break; - - case com.sun.star.rendering.CompositeOperation.OVER: - CanvasUtils.printLog( "javaRuleFromCompositeOp: over selected" ); - rule = java.awt.AlphaComposite.SRC_OVER; - break; - - case com.sun.star.rendering.CompositeOperation.UNDER: - CanvasUtils.printLog( "javaRuleFromCompositeOp: under selected" ); - rule = java.awt.AlphaComposite.DST_OVER; - break; - - case com.sun.star.rendering.CompositeOperation.INSIDE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: inside selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.INSIDE_REVERSE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: inReverse selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.OUTSIDE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: outside selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.OUTSIDE_REVERSE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: outReverse selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.XOR: - CanvasUtils.printLog( "javaRuleFromCompositeOp: xor selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.ADD: - CanvasUtils.printLog( "javaRuleFromCompositeOp: add selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - case com.sun.star.rendering.CompositeOperation.SATURATE: - CanvasUtils.printLog( "javaRuleFromCompositeOp: saturate selected" ); - rule = java.awt.AlphaComposite.CLEAR; - break; - - default: - CanvasUtils.printLog( "javaRuleFromCompositeOp: Unexpected compositing rule" ); - break; - } - - return rule; - } - - public static java.awt.AlphaComposite makeAlphaComposite( byte compositeOp ) - { - return java.awt.AlphaComposite.getInstance( javaRuleFromCompositeOp( compositeOp ) ); - } - - public static java.awt.AlphaComposite makeAlphaCompositeAlpha( byte compositeOp, double alpha ) - { - return java.awt.AlphaComposite.getInstance( javaRuleFromCompositeOp( compositeOp ), (float)alpha ); - } - - // when given to setupGraphicsState, makes that method to also - // setup the Paint with the color specified in the render state. - public static final byte alsoSetupPaint=0; - - // when given to setupGraphicsState, makes that method to _not_ - // setup the Paint with the color specified in the render state. - public static final byte dontSetupPaint=1; - - public static java.awt.geom.AffineTransform ViewConcatRenderTransform( ViewState viewState, - RenderState renderState ) - { - // calculate overall affine transform - AffineTransform transform = makeTransform( viewState.AffineTransform ); - transform.concatenate( makeTransform( renderState.AffineTransform ) ); - - printTransform( transform, "ViewConcatRenderTransform" ); - - return transform; - } - - public static void setupGraphicsState( java.awt.Graphics2D graphics, - ViewState viewState, - RenderState renderState, - byte paintTouchMode ) - { - // calculate overall affine transform - graphics.setTransform( ViewConcatRenderTransform(viewState, renderState ) ); - - // setup overall clip polyPolygon - if( viewState.Clip != null ) - { - Area clipArea = new Area( makeGeneralPath( viewState.Clip ) ); - - if( renderState.Clip != null ) - clipArea.intersect( new Area( makeGeneralPath( renderState.Clip ) ) ); - - graphics.setClip( clipArea ); - } - else if( renderState.Clip != null ) - { - Area clipArea = new Area( makeGeneralPath( renderState.Clip ) ); - graphics.setClip( clipArea ); - } - else - { - // TODO: HACK! Use true visible area here! - graphics.setClip( new java.awt.Rectangle(-1000000,-1000000,2000000,2000000) ); - } - - // setup current output color - // TODO: Complete color handling here - if( paintTouchMode == alsoSetupPaint ) - { - switch( renderState.DeviceColor.length ) - { - case 3: - CanvasUtils.printLog( "setupGraphicsState: Color(" + - renderState.DeviceColor[0] + "," + - renderState.DeviceColor[1] + "," + - renderState.DeviceColor[2] + ") set." ); - graphics.setColor( new Color( (float)renderState.DeviceColor[0], - (float)renderState.DeviceColor[1], - (float)renderState.DeviceColor[2] ) ); - break; - - case 4: - CanvasUtils.printLog( "setupGraphicsState: Color(" + - renderState.DeviceColor[0] + "," + - renderState.DeviceColor[1] + "," + - renderState.DeviceColor[2] + "," + - renderState.DeviceColor[3] + ") set." ); - graphics.setColor( new Color( (float)renderState.DeviceColor[0], - (float)renderState.DeviceColor[1], - (float)renderState.DeviceColor[2], - (float)renderState.DeviceColor[3] ) ); - break; - - default: - CanvasUtils.printLog( "setupGraphicsState: unexpected number of " + - renderState.DeviceColor.length + " color components!" ); - break; - } - } - - // setup current composite mode - graphics.setComposite( makeAlphaComposite( renderState.CompositeOperation ) ); - } - - public static void applyStrokeAttributes( java.awt.Graphics2D graphics, - StrokeAttributes attributes ) - { - int cap = java.awt.BasicStroke.CAP_BUTT; - - if( attributes.StartCapType != attributes.EndCapType ) - CanvasUtils.printLog( "applyStrokeAttributes: different start and end caps are not yet supported!" ); - - if( attributes.LineArray.length != 0 ) - CanvasUtils.printLog( "applyStrokeAttributes: multi-strokes are not yet supported!" ); - - if( attributes.StartCapType == PathCapType.BUTT ) - cap = java.awt.BasicStroke.CAP_BUTT; - else if( attributes.StartCapType == PathCapType.ROUND ) - cap = java.awt.BasicStroke.CAP_ROUND; - else if( attributes.StartCapType == PathCapType.SQUARE ) - cap = java.awt.BasicStroke.CAP_SQUARE; - - int join = java.awt.BasicStroke.JOIN_MITER; - - if( attributes.JoinType == PathJoinType.MITER ) - cap = java.awt.BasicStroke.JOIN_MITER; - else if( attributes.JoinType == PathJoinType.ROUND ) - cap = java.awt.BasicStroke.JOIN_ROUND; - else if( attributes.JoinType == PathJoinType.BEVEL ) - cap = java.awt.BasicStroke.JOIN_BEVEL; - else - CanvasUtils.printLog( "applyStrokeAttributes: current join type not yet supported!" ); - - float [] dashArray = null; - - if( attributes.DashArray.length != 0 ) - { - dashArray = new float [attributes.DashArray.length]; - - for( int i=0; i<attributes.DashArray.length; ++i ) - dashArray[i] = (float)attributes.DashArray[i]; - } - - graphics.setStroke( new java.awt.BasicStroke( (float)attributes.StrokeWidth, - cap, - join, - (float)attributes.MiterLimit, - dashArray, - 0) ); - } - - public static void setupGraphicsFont( java.awt.Graphics2D graphics, - ViewState viewState, - RenderState renderState, - com.sun.star.rendering.XCanvasFont xFont ) - { - if( xFont instanceof CanvasFont ) - { - CanvasUtils.printLog( "setupGraphicsFont: font impl used." ); - graphics.setFont( ((CanvasFont)xFont).getFont() ); - } - else - { - CanvasUtils.printLog( "setupGraphicsFont: creating Java font anew." ); - CanvasFont canvasFont; - canvasFont = new CanvasFont( xFont.getFontRequest(), null ); - graphics.setFont( canvasFont.getFont() ); - } - } - - static java.awt.geom.Rectangle2D.Double calcTransformedRectBounds( java.awt.geom.Rectangle2D.Double aRect, - AffineTransform aTransform ) - { - // transform rect by given transformation - java.awt.geom.Point2D.Double aPointTopLeft = new java.awt.geom.Point2D.Double(aRect.x, aRect.y); - aTransform.transform(aPointTopLeft, aPointTopLeft); - - java.awt.geom.Point2D.Double aPointTopRight = new java.awt.geom.Point2D.Double(aRect.x + aRect.width, - aRect.y); - aTransform.transform(aPointTopRight, aPointTopRight); - - java.awt.geom.Point2D.Double aPointBottomLeft = new java.awt.geom.Point2D.Double(aRect.x, - aRect.y + aRect.height); - aTransform.transform(aPointBottomLeft, aPointBottomLeft); - - java.awt.geom.Point2D.Double aPointBottomRight = new java.awt.geom.Point2D.Double(aRect.x + aRect.width, - aRect.y + aRect.height); - aTransform.transform(aPointBottomRight, aPointBottomRight); - - // calc bounding rect of those four points - java.awt.geom.Point2D.Double aResTopLeft = new java.awt.geom.Point2D.Double( Math.min(aPointTopLeft.x, - Math.min(aPointTopRight.x, - Math.min(aPointBottomLeft.x,aPointBottomRight.x))), - Math.min(aPointTopLeft.y, - Math.min(aPointTopRight.y, - Math.min(aPointBottomLeft.y,aPointBottomRight.y))) ); - - java.awt.geom.Point2D.Double aResBottomRight = new java.awt.geom.Point2D.Double( Math.max(aPointTopLeft.x, - Math.max(aPointTopRight.x, - Math.max(aPointBottomLeft.x,aPointBottomRight.x))), - Math.max(aPointTopLeft.y, - Math.max(aPointTopRight.y, - Math.max(aPointBottomLeft.y,aPointBottomRight.y))) ); - return new java.awt.geom.Rectangle2D.Double( aResTopLeft.x, aResTopLeft.y, - aResBottomRight.x - aResTopLeft.x, - aResBottomRight.y - aResTopLeft.y ); - } - - // Create a corrected view transformation out of the give one, - // which ensures that the rectangle given by (0,0) and - // attributes.untransformedSize is mapped with its left,top corner - // to (0,0) again. This is required to properly render sprite - // animations to buffer bitmaps. - public static ViewState createAnimationViewState( ViewState inputViewState, - AnimationAttributes attributes ) - { - // TODO: Properly respect clip here. Might have to be transformed, too. - - AffineTransform aViewTransform = makeTransform( inputViewState.AffineTransform ); - - // transform Rect(0,0,attributes.untransformedSize) by - // viewTransform - java.awt.geom.Rectangle2D.Double aTransformedRect = - calcTransformedRectBounds( new java.awt.geom.Rectangle2D.Double(0.0, 0.0, - attributes.UntransformedSize.Width, - attributes.UntransformedSize.Height), - aViewTransform ); - - printTransform( aViewTransform, "createAnimationViewState" ); - - CanvasUtils.printLog( "createAnimationViewState: transformed origin is: (" + aTransformedRect.x + ", " + aTransformedRect.y + ")" ); - - // now move resulting left,top point of bounds to (0,0) - AffineTransform animationViewTransform = new AffineTransform(); - animationViewTransform.translate( -aTransformedRect.x, -aTransformedRect.y ); - animationViewTransform.concatenate( aViewTransform ); - - printTransform( animationViewTransform, "createAnimationViewState" ); - - return new ViewState( makeAffineMatrix2D( animationViewTransform ), inputViewState.Clip ); - } - - public static void postRenderImageTreatment( Image buffer ) - { - // TODO: This is specific to Sun's JREs 1.4 and upwards. Make this more portable - buffer.flush(); // as long as we force images to VRAM, - // we need to flush them afterwards, to - // avoid eating up all VRAM. - } - - public static void printTransform( AffineTransform transform, - String stringPrefix ) - { - CanvasUtils.printLog( stringPrefix + ": Transform is" ); - double [] matrix = new double[6]; - transform.getMatrix(matrix); - int i; - for( i=0; i<6; ++i ) - System.err.print( matrix[i] + ", " ); - CanvasUtils.printLog( "" ); - } - - public static void preCondition( boolean bCondition, - String methodName ) - { - if( !bCondition ) - printLog("Precondition violated: " + methodName); - } - - public static void printLog( String s ) - { - System.err.println( s ); - } -} |