下面列出了java.awt.Graphics2D#getClip ( ) 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。
/**
* Draws the axis in the drawing panel.
* @param drawingPanel
* @param g
*/
public void draw(DrawingPanel drawingPanel, Graphics g) {
int pixLoc = drawingPanel.xToPix(location);
if(pixLoc<1) {
location = drawingPanel.getXMin();
}
if(pixLoc>drawingPanel.getWidth()-1) {
location = drawingPanel.getXMax();
}
Graphics2D g2 = (Graphics2D) g;
Shape clipShape = g2.getClip();
g2.clipRect(0, 0, drawingPanel.getWidth(), drawingPanel.getHeight());
switch(locationType) {
case DRAW_AT_LOCATION :
case DRAW_IN_DISPLAY :
drawInsideDisplay(drawingPanel, g);
break;
case DRAW_IN_GUTTER :
drawInsideGutter(drawingPanel, g);
break;
default :
drawInsideDisplay(drawingPanel, g);
break;
}
g2.setClip(clipShape);
}
/**
* Draws the axis in the drawing panel.
* @param drawingPanel
* @param g
*/
public void draw(DrawingPanel drawingPanel, Graphics g) {
int pixLoc = drawingPanel.yToPix(location);
if(pixLoc<1) {
location = drawingPanel.getYMin();
}
if(pixLoc>drawingPanel.getHeight()-1) {
location = drawingPanel.getYMax();
}
Graphics2D g2 = (Graphics2D) g;
Shape clipShape = g2.getClip();
g2.clipRect(0, 0, drawingPanel.getWidth(), drawingPanel.getHeight());
switch(locationType) {
case DRAW_AT_LOCATION :
case DRAW_IN_DISPLAY :
drawInsideDisplay(drawingPanel, g);
break;
case DRAW_IN_GUTTER :
drawInsideGutter(drawingPanel, g);
break;
default :
drawInsideDisplay(drawingPanel, g);
break;
}
g2.setClip(clipShape);
}
@Override
public void draw(Graphics2D g2) {
int hgap = (height - upButton.height - downButton.height) / 3;
upButton.x = width - upButton.width /* - gaps */;
downButton.x = width - downButton.width /* - gaps */;
upButton.y = hgap;
downButton.y = hgap * 2 + upButton.height;
Shape save0 = g2.getClip();
g2.clipRect(0, 0, width, height);
super.draw(g2);
if (borderColor != 0) {
g2.setColor(new Color(borderColor, true));
g2.drawRect(0, 0, width - 1, height - 1);
}
g2.setClip(save0);
}
/**
* Draws the grid bands. Alternate bands are colored using
* <CODE>gridBandPaint<CODE> (<CODE>DEFAULT_GRID_BAND_PAINT</CODE> by
* default).
*
* @param g2 the graphics device.
* @param plotArea the area within which the chart should be drawn.
* @param dataArea the area within which the plot should be drawn (a
* subset of the drawArea).
* @param edge the axis location.
* @param ticks the ticks.
*/
protected void drawGridBands(Graphics2D g2,
Rectangle2D plotArea,
Rectangle2D dataArea,
RectangleEdge edge,
List ticks) {
Shape savedClip = g2.getClip();
g2.clip(dataArea);
if (RectangleEdge.isTopOrBottom(edge)) {
drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);
}
else if (RectangleEdge.isLeftOrRight(edge)) {
drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);
}
g2.setClip(savedClip);
}
/**
* Draws the background image (if there is one) aligned within the
* specified area.
*
* @param g2 the graphics device.
* @param area the area.
*
* @see #getBackgroundImage()
* @see #getBackgroundImageAlignment()
* @see #getBackgroundImageAlpha()
*/
public void drawBackgroundImage(Graphics2D g2, Rectangle2D area) {
if (this.backgroundImage == null) {
return; // nothing to do
}
Composite savedComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
this.backgroundImageAlpha));
Rectangle2D dest = new Rectangle2D.Double(0.0, 0.0,
this.backgroundImage.getWidth(null),
this.backgroundImage.getHeight(null));
Align.align(dest, area, this.backgroundImageAlignment);
Shape savedClip = g2.getClip();
g2.clip(area);
g2.drawImage(this.backgroundImage, (int) dest.getX(),
(int) dest.getY(), (int) dest.getWidth() + 1,
(int) dest.getHeight() + 1, null);
g2.setClip(savedClip);
g2.setComposite(savedComposite);
}
/**
* Draws a message to state that there is no data to plot.
*
* @param g2 the graphics device.
* @param area the area within which the plot should be drawn.
*/
protected void drawNoDataMessage(Graphics2D g2, Rectangle2D area) {
Shape savedClip = g2.getClip();
g2.clip(area);
String message = this.noDataMessage;
if (message != null) {
g2.setFont(this.noDataMessageFont);
g2.setPaint(this.noDataMessagePaint);
TextBlock block = TextUtilities.createTextBlock(
this.noDataMessage, this.noDataMessageFont,
this.noDataMessagePaint, 0.9f * (float) area.getWidth(),
new G2TextMeasurer(g2));
block.draw(g2, (float) area.getCenterX(),
(float) area.getCenterY(), TextBlockAnchor.CENTER);
}
g2.setClip(savedClip);
}
/**
* Draws a message to state that there is no data to plot.
*
* @param g2 the graphics device.
* @param area the area within which the plot should be drawn.
*/
protected void drawNoDataMessage(Graphics2D g2, Rectangle2D area) {
Shape savedClip = g2.getClip();
g2.clip(area);
String message = this.noDataMessage;
if (message != null) {
g2.setFont(this.noDataMessageFont);
g2.setPaint(this.noDataMessagePaint);
TextBlock block = TextUtilities.createTextBlock(
this.noDataMessage, this.noDataMessageFont,
this.noDataMessagePaint, 0.9f * (float) area.getWidth(),
new G2TextMeasurer(g2));
block.draw(g2, (float) area.getCenterX(),
(float) area.getCenterY(), TextBlockAnchor.CENTER);
}
g2.setClip(savedClip);
}
/**
* Draws the background image (if there is one) aligned within the
* specified area.
*
* @param g2 the graphics device.
* @param area the area.
*
* @see #getBackgroundImage()
* @see #getBackgroundImageAlignment()
* @see #getBackgroundImageAlpha()
*/
public void drawBackgroundImage(Graphics2D g2, Rectangle2D area) {
if (this.backgroundImage == null) {
return; // nothing to do
}
Composite savedComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
this.backgroundImageAlpha));
Rectangle2D dest = new Rectangle2D.Double(0.0, 0.0,
this.backgroundImage.getWidth(null),
this.backgroundImage.getHeight(null));
Align.align(dest, area, this.backgroundImageAlignment);
Shape savedClip = g2.getClip();
g2.clip(area);
g2.drawImage(this.backgroundImage, (int) dest.getX(),
(int) dest.getY(), (int) dest.getWidth() + 1,
(int) dest.getHeight() + 1, null);
g2.setClip(savedClip);
g2.setComposite(savedComposite);
}
/**
* Draws the element within the specified bounds.
*
* @param g2 the graphics target ({@code null} not permitted).
* @param bounds the bounds ({@code null} not permitted).
* @param onDrawHandler an object that will receive notification before
* and after the element is drawn ({@code null} permitted).
*
* @since 1.3
*/
@Override
public void draw(Graphics2D g2, Rectangle2D bounds,
TableElementOnDraw onDrawHandler) {
if (onDrawHandler != null) {
onDrawHandler.beforeDraw(this, g2, bounds);
}
Shape savedClip = g2.getClip();
g2.clip(bounds);
// find the preferred size of the flow layout
Dimension2D prefDim = preferredSize(g2, bounds);
// fit a rectangle of this dimension to the bounds according to the
// element anchor
Fit2D fitter = Fit2D.getNoScalingFitter(getRefPoint());
Rectangle2D dest = fitter.fit(prefDim, bounds);
// perform layout within this bounding rectangle
List<Rectangle2D> layoutInfo = this.layoutElements(g2, dest, null);
// draw the elements
for (int i = 0; i < this.elements.size(); i++) {
Rectangle2D rect = layoutInfo.get(i);
TableElement element = this.elements.get(i);
element.draw(g2, rect, onDrawHandler);
}
g2.setClip(savedClip);
if (onDrawHandler != null) {
onDrawHandler.afterDraw(this, g2, bounds);
}
}
public void save(Graphics2D g2d) {
paint = g2d.getPaint();
font = g2d.getFont();
stroke = g2d.getStroke();
transform = g2d.getTransform();
composite = g2d.getComposite();
clip = g2d.getClip();
renderingHints = g2d.getRenderingHints();
color = g2d.getColor();
background = g2d.getBackground();
}
/**
* Draws the plot on a Java 2D graphics device (such as the screen or a
* printer).
*
* @param g2 the graphics device.
* @param area the area within which the plot should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState the state from the parent plot, if there is one.
* @param info collects info about the drawing
* (<code>null</code> permitted).
*/
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// adjust for insets...
RectangleInsets insets = getInsets();
insets.trim(area);
if (info != null) {
info.setPlotArea(area);
info.setDataArea(area);
}
drawBackground(g2, area);
drawOutline(g2, area);
Shape savedClip = g2.getClip();
g2.clip(area);
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
if (!DatasetUtilities.isEmptyOrNull(this.dataset)) {
drawPie(g2, area, info);
}
else {
drawNoDataMessage(g2, area);
}
g2.setClip(savedClip);
g2.setComposite(originalComposite);
drawOutline(g2, area);
}
/**
* Draws the plot on a Java 2D graphics device (such as the screen or a
* printer).
*
* @param g2 the graphics device.
* @param area the area within which the plot should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState the state from the parent plot, if there is one.
* @param info collects info about the drawing
* (<code>null</code> permitted).
*/
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// adjust for insets...
RectangleInsets insets = getInsets();
insets.trim(area);
if (info != null) {
info.setPlotArea(area);
info.setDataArea(area);
}
drawBackground(g2, area);
drawOutline(g2, area);
Shape savedClip = g2.getClip();
g2.clip(area);
Composite originalComposite = g2.getComposite();
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
if (!DatasetUtilities.isEmptyOrNull(this.dataset)) {
drawPie(g2, area, info);
}
else {
drawNoDataMessage(g2, area);
}
g2.setClip(savedClip);
g2.setComposite(originalComposite);
drawOutline(g2, area);
}
/**
* Draws the fast scatter plot on a Java 2D graphics device (such as the
* screen or a printer).
*
* @param g2 the graphics device.
* @param area the area within which the plot (including axis labels)
* should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState the state from the parent plot (ignored).
* @param info collects chart drawing information (<code>null</code>
* permitted).
*/
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// set up info collection...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
AxisSpace space = new AxisSpace();
space = this.domainAxis.reserveSpace(g2, this, area,
RectangleEdge.BOTTOM, space);
space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT,
space);
Rectangle2D dataArea = space.shrink(area, null);
if (info != null) {
info.setDataArea(dataArea);
}
// draw the plot background and axes...
drawBackground(g2, dataArea);
AxisState domainAxisState = this.domainAxis.draw(g2,
dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(),
area, dataArea, RectangleEdge.LEFT, info);
drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());
Shape originalClip = g2.getClip();
Composite originalComposite = g2.getComposite();
g2.clip(dataArea);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
render(g2, dataArea, info, null);
g2.setClip(originalClip);
g2.setComposite(originalComposite);
drawOutline(g2, dataArea);
}
/**
* Draws the fast scatter plot on a Java 2D graphics device (such as the
* screen or a printer).
*
* @param g2 the graphics device.
* @param area the area within which the plot (including axis labels)
* should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState the state from the parent plot (ignored).
* @param info collects chart drawing information (<code>null</code>
* permitted).
*/
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState,
PlotRenderingInfo info) {
// set up info collection...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
AxisSpace space = new AxisSpace();
space = this.domainAxis.reserveSpace(g2, this, area,
RectangleEdge.BOTTOM, space);
space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT,
space);
Rectangle2D dataArea = space.shrink(area, null);
if (info != null) {
info.setDataArea(dataArea);
}
// draw the plot background and axes...
drawBackground(g2, dataArea);
AxisState domainAxisState = this.domainAxis.draw(g2,
dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(),
area, dataArea, RectangleEdge.LEFT, info);
drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());
Shape originalClip = g2.getClip();
Composite originalComposite = g2.getComposite();
g2.clip(dataArea);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
render(g2, dataArea, info, null);
g2.setClip(originalClip);
g2.setComposite(originalComposite);
drawOutline(g2, dataArea);
}
@Override
public void update( Graphics g, JComponent c ) {
float focusWidth = FlatUIUtils.getBorderFocusWidth( c );
float arc = FlatUIUtils.getBorderArc( c );
// fill background if opaque to avoid garbage if user sets opaque to true
if( c.isOpaque() && (focusWidth > 0 || arc > 0) )
FlatUIUtils.paintParentBackground( g, c );
Graphics2D g2 = (Graphics2D) g;
FlatUIUtils.setRenderingHints( g2 );
int width = c.getWidth();
int height = c.getHeight();
int arrowX = arrowButton.getX();
int arrowWidth = arrowButton.getWidth();
boolean paintButton = (comboBox.isEditable() || "button".equals( buttonStyle )) && !"none".equals( buttonStyle );
boolean enabled = comboBox.isEnabled();
boolean isLeftToRight = comboBox.getComponentOrientation().isLeftToRight();
// paint background
g2.setColor( getBackground( enabled ) );
FlatUIUtils.paintComponentBackground( g2, 0, 0, width, height, focusWidth, arc );
// paint arrow button background
if( enabled ) {
g2.setColor( paintButton ? buttonEditableBackground : buttonBackground );
Shape oldClip = g2.getClip();
if( isLeftToRight )
g2.clipRect( arrowX, 0, width - arrowX, height );
else
g2.clipRect( 0, 0, arrowX + arrowWidth, height );
FlatUIUtils.paintComponentBackground( g2, 0, 0, width, height, focusWidth, arc );
g2.setClip( oldClip );
}
// paint vertical line between value and arrow button
if( paintButton ) {
g2.setColor( enabled ? borderColor : disabledBorderColor );
float lw = scale( 1f );
float lx = isLeftToRight ? arrowX : arrowX + arrowWidth - lw;
g2.fill( new Rectangle2D.Float( lx, focusWidth, lw, height - 1 - (focusWidth * 2)) );
}
paint( g, c );
}
/**
* Calculates and draws the chip locations on the wafer.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
*/
protected void drawChipGrid(Graphics2D g2, Rectangle2D plotArea) {
Shape savedClip = g2.getClip();
g2.setClip(getWaferEdge(plotArea));
Rectangle2D chip = new Rectangle2D.Double();
int xchips = 35;
int ychips = 20;
double space = 1d;
if (this.dataset != null) {
xchips = this.dataset.getMaxChipX() + 2;
ychips = this.dataset.getMaxChipY() + 2;
space = this.dataset.getChipSpace();
}
double startX = plotArea.getX();
double startY = plotArea.getY();
double chipWidth = 1d;
double chipHeight = 1d;
if (plotArea.getWidth() != plotArea.getHeight()) {
double major = 0d;
double minor = 0d;
if (plotArea.getWidth() > plotArea.getHeight()) {
major = plotArea.getWidth();
minor = plotArea.getHeight();
}
else {
major = plotArea.getHeight();
minor = plotArea.getWidth();
}
//set upperLeft point
if (plotArea.getWidth() == minor) { // x is minor
startY += (major - minor) / 2;
chipWidth = (plotArea.getWidth() - (space * xchips - 1))
/ xchips;
chipHeight = (plotArea.getWidth() - (space * ychips - 1))
/ ychips;
}
else { // y is minor
startX += (major - minor) / 2;
chipWidth = (plotArea.getHeight() - (space * xchips - 1))
/ xchips;
chipHeight = (plotArea.getHeight() - (space * ychips - 1))
/ ychips;
}
}
for (int x = 1; x <= xchips; x++) {
double upperLeftX = (startX - chipWidth) + (chipWidth * x)
+ (space * (x - 1));
for (int y = 1; y <= ychips; y++) {
double upperLeftY = (startY - chipHeight) + (chipHeight * y)
+ (space * (y - 1));
chip.setFrame(upperLeftX, upperLeftY, chipWidth, chipHeight);
g2.setColor(Color.white);
if (this.dataset.getChipValue(x - 1, ychips - y - 1) != null) {
g2.setPaint(
this.renderer.getChipColor(
this.dataset.getChipValue(x - 1, ychips - y - 1)
)
);
}
g2.fill(chip);
g2.setColor(Color.lightGray);
g2.draw(chip);
}
}
g2.setClip(savedClip);
}
/**
* Draws the fast scatter plot on a Java 2D graphics device (such as the
* screen or a printer).
*
* @param g2 the graphics device.
* @param area the area within which the plot (including axis labels)
* should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState the state from the parent plot (ignored).
* @param info collects chart drawing information (<code>null</code>
* permitted).
*/
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// set up info collection...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
AxisSpace space = new AxisSpace();
space = this.domainAxis.reserveSpace(g2, this, area,
RectangleEdge.BOTTOM, space);
space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT,
space);
Rectangle2D dataArea = space.shrink(area, null);
if (info != null) {
info.setDataArea(dataArea);
}
// draw the plot background and axes...
drawBackground(g2, dataArea);
AxisState domainAxisState = this.domainAxis.draw(g2,
dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(),
area, dataArea, RectangleEdge.LEFT, info);
drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());
Shape originalClip = g2.getClip();
Composite originalComposite = g2.getComposite();
g2.clip(dataArea);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
render(g2, dataArea, info, null);
g2.setClip(originalClip);
g2.setComposite(originalComposite);
drawOutline(g2, dataArea);
}
/**
* Draws the plot on a Java 2D graphics device (such as the screen or a
* printer).
* <P>
* This plot relies on a {@link PolarItemRenderer} to draw each
* item in the plot. This allows the visual representation of the data to
* be changed easily.
* <P>
* The optional info argument collects information about the rendering of
* the plot (dimensions, tooltip information etc). Just pass in
* <code>null</code> if you do not need this information.
*
* @param g2 the graphics device.
* @param area the area within which the plot (including axes and
* labels) should be drawn.
* @param anchor the anchor point (<code>null</code> permitted).
* @param parentState ignored.
* @param info collects chart drawing information (<code>null</code>
* permitted).
*/
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
PlotState parentState, PlotRenderingInfo info) {
// if the plot area is too small, just return...
boolean b1 = (area.getWidth() <= MINIMUM_WIDTH_TO_DRAW);
boolean b2 = (area.getHeight() <= MINIMUM_HEIGHT_TO_DRAW);
if (b1 || b2) {
return;
}
// record the plot area...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for the plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
Rectangle2D dataArea = area;
if (info != null) {
info.setDataArea(dataArea);
}
// draw the plot background and axes...
drawBackground(g2, dataArea);
int axisCount = this.axes.size();
AxisState state = null;
for (int i = 0; i < axisCount; i++) {
ValueAxis axis = getAxis(i);
if (axis != null) {
PolarAxisLocation location
= (PolarAxisLocation) this.axisLocations.get(i);
AxisState s = this.drawAxis(axis, location, g2, dataArea);
if (i == 0) {
state = s;
}
}
}
// now for each dataset, get the renderer and the appropriate axis
// and render the dataset...
Shape originalClip = g2.getClip();
Composite originalComposite = g2.getComposite();
g2.clip(dataArea);
g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
getForegroundAlpha()));
this.angleTicks = refreshAngleTicks();
drawGridlines(g2, dataArea, this.angleTicks, state.getTicks());
render(g2, dataArea, info);
g2.setClip(originalClip);
g2.setComposite(originalComposite);
drawOutline(g2, dataArea);
drawCornerTextItems(g2, dataArea);
}
@Override
public void draw(Graphics2D grx, JRPrintText text, int offsetX, int offsetY)
{
textRenderer.initialize(grx, text, offsetX, offsetY);
JRStyledText styledText = textRenderer.getStyledText();
if (styledText == null)
{
return;
}
double angle = 0;
switch (text.getRotationValue())
{
case LEFT :
{
angle = - Math.PI / 2;
break;
}
case RIGHT :
{
angle = Math.PI / 2;
break;
}
case UPSIDE_DOWN :
{
angle = Math.PI;
break;
}
case NONE :
default :
{
}
}
Shape oldClip = grx.getClip();
grx.rotate(angle, textRenderer.getX(), textRenderer.getY());
if (text.getModeValue() == ModeEnum.OPAQUE)
{
grx.setColor(text.getBackcolor());
grx.fillRect(textRenderer.getX(), textRenderer.getY(), textRenderer.getWidth(), textRenderer.getHeight());
}
// else
// {
// /*
// grx.setColor(text.getForecolor());
// grx.setStroke(new BasicStroke(1));
// grx.drawRect(x, y, width, height);
// */
// }
grx.clip(
new Rectangle(
textRenderer.getX() + textRenderer.getLeftPadding(),
textRenderer.getY() + textRenderer.getTopPadding(),
textRenderer.getWidth() - textRenderer.getLeftPadding() - textRenderer.getRightPadding(),
textRenderer.getHeight() - textRenderer.getTopPadding() - textRenderer.getBottomPadding()
)
);
try
{
String allText = textRenderer.getPlainText();
if (allText.length() > 0)
{
grx.setColor(text.getForecolor());
/* */
textRenderer.render();
}
}
finally
{
grx.rotate(-angle, textRenderer.getX(), textRenderer.getY());
grx.setClip(oldClip);
}
/* */
drawBox(grx, text.getLineBox(), text, offsetX, offsetY);
}
/**
* Draws the background to the specified graphics device. If the dial
* frame specifies a window, the clipping region will already have been
* set to this window before this method is called.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param plot the plot (ignored here).
* @param frame the dial frame (ignored here).
* @param view the view rectangle (<code>null</code> not permitted).
*/
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame,
Rectangle2D view) {
// work out the anchor point
Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius,
this.radius);
Arc2D arc = new Arc2D.Double(f, this.angle, 0.0, Arc2D.OPEN);
Point2D pt = arc.getStartPoint();
// the indicator bounds is calculated from the templateValue (which
// determines the minimum size), the maxTemplateValue (which, if
// specified, provides a maximum size) and the actual value
FontMetrics fm = g2.getFontMetrics(this.font);
double value = plot.getValue(this.datasetIndex);
String valueStr = this.formatter.format(value);
Rectangle2D valueBounds = TextUtilities.getTextBounds(valueStr, g2, fm);
// calculate the bounds of the template value
String s = this.formatter.format(this.templateValue);
Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);
double minW = tb.getWidth();
double minH = tb.getHeight();
double maxW = Double.MAX_VALUE;
double maxH = Double.MAX_VALUE;
if (this.maxTemplateValue != null) {
s = this.formatter.format(this.maxTemplateValue);
tb = TextUtilities.getTextBounds(s, g2, fm);
maxW = Math.max(tb.getWidth(), minW);
maxH = Math.max(tb.getHeight(), minH);
}
double w = fixToRange(valueBounds.getWidth(), minW, maxW);
double h = fixToRange(valueBounds.getHeight(), minH, maxH);
// align this rectangle to the frameAnchor
Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(w, h),
pt.getX(), pt.getY(), this.frameAnchor);
// add the insets
Rectangle2D fb = this.insets.createOutsetRectangle(bounds);
// draw the background
g2.setPaint(this.backgroundPaint);
g2.fill(fb);
// draw the border
g2.setStroke(this.outlineStroke);
g2.setPaint(this.outlinePaint);
g2.draw(fb);
// now find the text anchor point
Shape savedClip = g2.getClip();
g2.clip(fb);
Point2D pt2 = RectangleAnchor.coordinates(bounds, this.valueAnchor);
g2.setPaint(this.paint);
g2.setFont(this.font);
TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(),
(float) pt2.getY(), this.textAnchor);
g2.setClip(savedClip);
}