Class QuickDrawContext

java.lang.Object
com.twelvemonkeys.imageio.plugins.pict.QuickDrawContext
class QuickDrawContext extends Object
Emulates an Apple QuickDraw rendering context, backed by a Java Graphics2D.
Version:
$Id: QuickDrawContext.java,v 1.0 Oct 3, 2007 1:24:35 AM haraldk Exp$

  • Field Details

    • graphics

      private final Graphics2D graphics

    • background

      private Pattern background

    • penVisibility

      private int penVisibility

    • penPosition

      private Point2D penPosition

    • penPattern

      private Pattern penPattern

    • penSize

      private Dimension2D penSize

    • penMode

      private int penMode

    • bgColor

      private Color bgColor

    • fgColor

      private Color fgColor

    • textMode

      private int textMode

    • textPattern

      private Pattern textPattern

    • fillPattern

      private Pattern fillPattern

  • Constructor Details

    • QuickDrawContext

      QuickDrawContext(Graphics2D pGraphics)

  • Method Details

    • dispose

      protected void dispose()

    • closePicture

      public void closePicture()

    • setClipRegion

      public void setClipRegion(Shape pClip)

    • setTextFont

      void setTextFont(int fontFamily)

    • setTextFont

      public void setTextFont(String fontName)

    • setTextFace

      void setTextFace(int face)

    • setTextMode

      void setTextMode(int pSourceMode)

    • setTextSize

      public void setTextSize(int pSize)

    • setTextRatio

      void setTextRatio()

    • setOrigin

      public void setOrigin(Point2D pOrigin)

    • setForeground

      public void setForeground(Color pColor)

    • getForeground

      Color getForeground()

    • setBackground

      public void setBackground(Color pColor)

    • getBackground

      Color getBackground()

    • hidePen

      public void hidePen()
      HidePen Visibility (decrements visibility by one!)

    • showPen

      public void showPen()
      ShowPen Visibility (increments visibility by one!)

    • isPenVisible

      private boolean isPenVisible()
      Tells whether pen is visible.
      Returns:
      true if pen is visible

    • getPenPosition

      public Point2D getPenPosition()
      Returns the pen position. GetPen
      Returns:
      the current pen position

    • setPenSize

      public void setPenSize(Dimension2D pSize)
      Sets the pen size. PenSize
      Parameters:
      pSize - the new size

    • setPenMode

      public void setPenMode(int pPenMode)
      PenMode // Sets pen pattern mode
      Parameters:
      pPenMode - the new pen mode

    • setPenPattern

      public void setPenPattern(Pattern pPattern)
      PenPat invalid input: '&' PenPixPat // Sets pen bit pattern or pix pattern
      Parameters:
      pPattern - the new pattern

    • setPenNormal

      public final void setPenNormal()
      PenNormal // Reset (except posiotion)

    • setBackgroundPattern

      public void setBackgroundPattern(Pattern pPaint)

    • setFillPattern

      public void setFillPattern(Pattern fillPattern)

    • getCompositeFor

      private Composite getCompositeFor(int pMode)

    • setupForText

      protected void setupForText()
      Sets up context for text drawing.

    • setupForPaint

      protected void setupForPaint()
      Sets up context for line drawing/painting.

    • getStroke

      private Stroke getStroke(Dimension2D pPenSize)

    • setupForFill

      protected void setupForFill(Pattern pPattern)
      Sets up paint context for fill.
      Parameters:
      pPattern - the pattern to use for filling.

    • setupForErase

      protected void setupForErase()

    • setupForInvert

      protected void setupForInvert()

    • moveTo

      public void moveTo(double pX, double pY)

    • moveTo

      public final void moveTo(Point2D pPosition)

    • move

      public final void move(double pDeltaX, double pDeltaY)

    • lineTo

      public void lineTo(double pX, double pY)

    • lineTo

      public final void lineTo(Point2D pPosition)

    • line

      public final void line(double pDeltaX, double pDeltaY)

    • frameRect

      public void frameRect(Rectangle2D pRectangle)
      FrameRect(r) // outline rect with the size, pattern, and pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to frame

    • paintRect

      public void paintRect(Rectangle2D pRectangle)
      PaintRect(r) // fills a rectangle's interior with the pattern of the graphics pen, using the pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to paint

    • fillRect

      public void fillRect(Rectangle2D pRectangle, Pattern pPattern)
      FillRect(r, pat) // fills a rectangle's interior with any pattern you specify. The procedure transfers the pattern with the patCopy pattern mode, which directly copies your requested pattern into the shape.
      Parameters:
      pRectangle - the rectangle to fill
      pPattern - the pattern to use

    • eraseRect

      public void eraseRect(Rectangle2D pRectangle)
      EraseRect(r) // fills the rectangle's interior with the background pattern
      Parameters:
      pRectangle - the rectangle to erase

    • invertRect

      public void invertRect(Rectangle2D pRectangle)
      InvertRect(r) // reverses the color of all pixels in the rect
      Parameters:
      pRectangle - the rectangle to invert

    • toRoundRect

      private static RoundRectangle2D.Double toRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH)

    • frameRoundRect

      public void frameRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH)
      FrameRoundRect(r,int,int) // outline round rect with the size, pattern, and pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to frame
      pArcW - width of the oval defining the rounded corner.
      pArcH - height of the oval defining the rounded corner.

    • paintRoundRect

      public void paintRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH)
      PaintRooundRect(r,int,int) // fills a rectangle's interior with the pattern of the graphics pen, using the pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to paint
      pArcW - width of the oval defining the rounded corner.
      pArcH - height of the oval defining the rounded corner.

    • fillRoundRect

      public void fillRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH, Pattern pPattern)
      FillRoundRect(r,int,int,pat) // fills a rectangle's interior with any pattern you specify. The procedure transfers the pattern with the patCopy pattern mode, which directly copies your requested pattern into the shape.
      Parameters:
      pRectangle - the rectangle to fill
      pArcW - width of the oval defining the rounded corner.
      pArcH - height of the oval defining the rounded corner.
      pPattern - the pattern to use

    • eraseRoundRect

      public void eraseRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH)
      EraseRoundRect(r,int,int) // fills the rectangle's interior with the background pattern
      Parameters:
      pRectangle - the rectangle to erase
      pArcW - width of the oval defining the rounded corner.
      pArcH - height of the oval defining the rounded corner.

    • invertRoundRect

      public void invertRoundRect(Rectangle2D pRectangle, int pArcW, int pArcH)
      InvertRoundRect(r,int,int) // reverses the color of all pixels in the rect
      Parameters:
      pRectangle - the rectangle to invert
      pArcW - width of the oval defining the rounded corner.
      pArcH - height of the oval defining the rounded corner.

    • toOval

      private static Ellipse2D.Double toOval(Rectangle2D pRectangle)

    • frameOval

      public void frameOval(Rectangle2D pRectangle)
      FrameOval(r) // outline oval with the size, pattern, and pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to frame

    • paintOval

      public void paintOval(Rectangle2D pRectangle)
      PaintOval(r) // fills an oval's interior with the pattern of the graphics pen, using the pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to paint

    • fillOval

      public void fillOval(Rectangle2D pRectangle, Pattern pPattern)
      FillOval(r, pat) // fills an oval's interior with any pattern you specify. The procedure transfers the pattern with the patCopy pattern mode, which directly copies your requested pattern into the shape.
      Parameters:
      pRectangle - the rectangle to fill
      pPattern - the pattern to use

    • eraseOval

      public void eraseOval(Rectangle2D pRectangle)
      EraseOval(r) // fills the oval's interior with the background pattern
      Parameters:
      pRectangle - the rectangle to erase

    • invertOval

      public void invertOval(Rectangle2D pRectangle)
      InvertOval(r) // reverses the color of all pixels in the oval
      Parameters:
      pRectangle - the rectangle to invert

    • toArc

      private static Arc2D.Double toArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle, boolean pClosed)
      Converts a rectangle to an arc.
      Parameters:
      pRectangle - the framing rectangle
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)
      pClosed - specifies if the arc should be closed
      Returns:
      the arc

    • frameArc

      public void frameArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle)
      FrameArc(r,int,int) // outline arc with the size, pattern, and pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to frame
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)

    • paintArc

      public void paintArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle)
      PaintArc(r,int,int) // fills an arc's interior with the pattern of the graphics pen, using the pattern mode of the graphics pen.
      Parameters:
      pRectangle - the rectangle to paint
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)

    • fillArc

      public void fillArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle, Pattern pPattern)
      FillArc(r,int,int, pat) // fills an arc's interior with any pattern you specify. The procedure transfers the pattern with the patCopy pattern mode, which directly copies your requested pattern into the shape.
      Parameters:
      pRectangle - the rectangle to fill
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)
      pPattern - the pattern to use

    • eraseArc

      public void eraseArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle)
      EraseArc(r,int,int) // fills the arc's interior with the background pattern
      Parameters:
      pRectangle - the rectangle to erase
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)

    • invertArc

      public void invertArc(Rectangle2D pRectangle, int pStartAngle, int pArcAngle)
      InvertArc(r,int,int) // reverses the color of all pixels in the arc
      Parameters:
      pRectangle - the rectangle to invert
      pStartAngle - start angle in degrees (starting from 12'o clock, this differs from Java)
      pArcAngle - rotation angle in degrees (starting from pStartAngle, this differs from Java arcs)

    • framePoly

      public void framePoly(Polygon pPolygon)

    • paintPoly

      public void paintPoly(Polygon pPolygon)

    • fillPoly

      public void fillPoly(Polygon pPolygon, Pattern pPattern)

    • erasePoly

      public void erasePoly(Polygon pPolygon)

    • invertPoly

      public void invertPoly(Polygon pPolygon)

    • frameRegion

      public void frameRegion(Area pArea)

    • paintRegion

      public void paintRegion(Area pArea)

    • fillRegion

      public void fillRegion(Area pArea, Pattern pPattern)

    • eraseRegion

      public void eraseRegion(Area pArea)

    • invertRegion

      public void invertRegion(Area pArea)

    • frameShape

      private void frameShape(Shape pShape)

    • paintShape

      private void paintShape(Shape pShape)

    • fillShape

      private void fillShape(Shape pShape, Pattern pPattern)

    • invertShape

      private void invertShape(Shape pShape)

    • eraseShape

      private void eraseShape(Shape pShape)

    • copyBits

      public void copyBits(BufferedImage pSrcBitmap, Rectangle pSrcRect, Rectangle pDstRect, int pMode, Shape pMaskRgn)
      CopyBits.

      Note that the destination is always this.

      Parameters:
      pSrcBitmap - the source bitmap to copy pixels from
      pSrcRect - the source rectangle
      pDstRect - the destination rectangle
      pMode - the blending mode
      pMaskRgn - the mask region

    • copyMask

      public void copyMask(BufferedImage pSrcBitmap, BufferedImage pMaskBitmap, Rectangle pSrcRect, Rectangle pMaskRect, Rectangle pDstRect, int pSrcCopy, Shape pMaskRgn)
      CopyMask

    • copyDeepMask

      public void copyDeepMask(BufferedImage pSrcBitmap, BufferedImage pMaskBitmap, Rectangle pSrcRect, Rectangle pMaskRect, Rectangle pDstRect, int pSrcCopy, Shape pMaskRgn)
      CopyDeepMask -- available to basic QuickDraw only in System 7, combines the functionality of both CopyBits and CopyMask

    • drawString

      public void drawString(String pString)
      DrawString - draws the text of a Pascal string.
      Parameters:
      pString - a Pascal string (a string of length less than or equal to 255 chars).