Java Code Examples for org.jfree.text.TextUtilities#getTextBounds()
The following examples show how to use
org.jfree.text.TextUtilities#getTextBounds() .
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Example 1
| Source File: SubCategoryAxis.java From opensim-gui with Apache License 2.0 | 6 votes |
|
/**
* Returns the maximum of the relevant dimension (height or width) of the
* subcategory labels.
*
* @param g2 the graphics device.
* @param edge the edge.
*
* @return The maximum dimension.
*/
private double getMaxDim(Graphics2D g2, RectangleEdge edge) {
double result = 0.0;
g2.setFont(this.subLabelFont);
FontMetrics fm = g2.getFontMetrics();
Iterator iterator = this.subCategories.iterator();
while (iterator.hasNext()) {
Comparable subcategory = (Comparable) iterator.next();
String label = subcategory.toString();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
double dim = 0.0;
if (RectangleEdge.isLeftOrRight(edge)) {
dim = bounds.getWidth();
}
else { // must be top or bottom
dim = bounds.getHeight();
}
result = Math.max(result, dim);
}
return result;
}
Example 2
| Source File: SubCategoryAxis.java From ccu-historian with GNU General Public License v3.0 | 6 votes |
|
/**
* Returns the maximum of the relevant dimension (height or width) of the
* subcategory labels.
*
* @param g2 the graphics device.
* @param edge the edge.
*
* @return The maximum dimension.
*/
private double getMaxDim(Graphics2D g2, RectangleEdge edge) {
double result = 0.0;
g2.setFont(this.subLabelFont);
FontMetrics fm = g2.getFontMetrics();
Iterator iterator = this.subCategories.iterator();
while (iterator.hasNext()) {
Comparable subcategory = (Comparable) iterator.next();
String label = subcategory.toString();
Rectangle2D bounds = TextUtilities.getTextBounds(label, g2, fm);
double dim;
if (RectangleEdge.isLeftOrRight(edge)) {
dim = bounds.getWidth();
}
else { // must be top or bottom
dim = bounds.getHeight();
}
result = Math.max(result, dim);
}
return result;
}
Example 3
| Source File: ShortTextTitle.java From SIMVA-SoS with Apache License 2.0 | 6 votes |
|
/**
* Returns the content size for the title.
*
* @param g2 the graphics device.
* @param widthRange the width range.
* @param heightRange the height range.
*
* @return The content size.
*/
@Override
protected Size2D arrangeRR(Graphics2D g2, Range widthRange,
Range heightRange) {
g2.setFont(getFont());
FontMetrics fm = g2.getFontMetrics(getFont());
Rectangle2D bounds = TextUtilities.getTextBounds(getText(), g2, fm);
if (bounds.getWidth() <= widthRange.getUpperBound()
&& bounds.getHeight() <= heightRange.getUpperBound()) {
return new Size2D(bounds.getWidth(), bounds.getHeight());
}
else {
return new Size2D(0.0, 0.0);
}
}
Example 4
| Source File: ShortTextTitle.java From ECG-Viewer with GNU General Public License v2.0 | 6 votes |
|
/**
* Returns the content size for the title.
*
* @param g2 the graphics device.
* @param widthRange the width range.
* @param heightRange the height range.
*
* @return The content size.
*/
@Override
protected Size2D arrangeRR(Graphics2D g2, Range widthRange,
Range heightRange) {
g2.setFont(getFont());
FontMetrics fm = g2.getFontMetrics(getFont());
Rectangle2D bounds = TextUtilities.getTextBounds(getText(), g2, fm);
if (bounds.getWidth() <= widthRange.getUpperBound()
&& bounds.getHeight() <= heightRange.getUpperBound()) {
return new Size2D(bounds.getWidth(), bounds.getHeight());
}
else {
return new Size2D(0.0, 0.0);
}
}
Example 5
| Source File: MarkerAxisBand.java From opensim-gui with Apache License 2.0 | 6 votes |
|
/**
* A utility method that draws a string inside a rectangle.
*
* @param g2 the graphics device.
* @param bounds the rectangle.
* @param font the font.
* @param text the text.
*/
private void drawStringInRect(Graphics2D g2, Rectangle2D bounds, Font font,
String text) {
g2.setFont(font);
FontMetrics fm = g2.getFontMetrics(font);
Rectangle2D r = TextUtilities.getTextBounds(text, g2, fm);
double x = bounds.getX();
if (r.getWidth() < bounds.getWidth()) {
x = x + (bounds.getWidth() - r.getWidth()) / 2;
}
LineMetrics metrics = font.getLineMetrics(
text, g2.getFontRenderContext()
);
g2.drawString(
text, (float) x, (float) (bounds.getMaxY()
- this.bottomInnerGap - metrics.getDescent())
);
}
Example 6
| Source File: CyclicNumberAxis.java From ccu-historian with GNU General Public License v3.0 | 5 votes |
|
/**
* Reserve some space on each axis side because we draw a centered label at
* each extremity.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param plotArea the plot area.
* @param edge the edge.
* @param space the space already reserved.
*
* @return The reserved space.
*/
@Override
public AxisSpace reserveSpace(Graphics2D g2, Plot plot,
Rectangle2D plotArea, RectangleEdge edge, AxisSpace space) {
this.internalMarkerCycleBoundTick = null;
AxisSpace ret = super.reserveSpace(g2, plot, plotArea, edge, space);
if (this.internalMarkerCycleBoundTick == null) {
return ret;
}
FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
Rectangle2D r = TextUtilities.getTextBounds(
this.internalMarkerCycleBoundTick.getText(), g2, fm
);
if (RectangleEdge.isTopOrBottom(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getHeight() / 2, RectangleEdge.RIGHT);
}
else {
space.add(r.getWidth() / 2, RectangleEdge.RIGHT);
}
}
else if (RectangleEdge.isLeftOrRight(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getWidth() / 2, RectangleEdge.TOP);
}
else {
space.add(r.getHeight() / 2, RectangleEdge.TOP);
}
}
return ret;
}
Example 7
| Source File: ValueAxis.java From openstock with GNU General Public License v3.0 | 5 votes |
|
/**
* A utility method for determining the width of the widest tick label.
*
* @param ticks the ticks.
* @param g2 the graphics device.
* @param drawArea the area within which the plot and axes should be drawn.
* @param vertical a flag that indicates whether or not the tick labels
* are 'vertical'.
*
* @return The width of the tallest tick label.
*/
protected double findMaximumTickLabelWidth(List ticks, Graphics2D g2,
Rectangle2D drawArea, boolean vertical) {
RectangleInsets insets = getTickLabelInsets();
Font font = getTickLabelFont();
double maxWidth = 0.0;
if (!vertical) {
FontMetrics fm = g2.getFontMetrics(font);
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
Tick tick = (Tick) iterator.next();
Rectangle2D labelBounds = null;
if (tick instanceof LogTick) {
LogTick lt = (LogTick) tick;
if (lt.getAttributedLabel() != null) {
labelBounds = AttrStringUtils.getTextBounds(
lt.getAttributedLabel(), g2);
}
} else if (tick.getText() != null) {
labelBounds = TextUtilities.getTextBounds(tick.getText(),
g2, fm);
}
if (labelBounds != null
&& labelBounds.getWidth() + insets.getLeft()
+ insets.getRight() > maxWidth) {
maxWidth = labelBounds.getWidth()
+ insets.getLeft() + insets.getRight();
}
}
} else {
LineMetrics metrics = font.getLineMetrics("ABCxyz",
g2.getFontRenderContext());
maxWidth = metrics.getHeight()
+ insets.getTop() + insets.getBottom();
}
return maxWidth;
}
Example 8
| Source File: CyclicNumberAxis.java From SIMVA-SoS with Apache License 2.0 | 5 votes |
|
/**
* Reserve some space on each axis side because we draw a centered label at
* each extremity.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param plotArea the plot area.
* @param edge the edge.
* @param space the space already reserved.
*
* @return The reserved space.
*/
@Override
public AxisSpace reserveSpace(Graphics2D g2, Plot plot,
Rectangle2D plotArea, RectangleEdge edge, AxisSpace space) {
this.internalMarkerCycleBoundTick = null;
AxisSpace ret = super.reserveSpace(g2, plot, plotArea, edge, space);
if (this.internalMarkerCycleBoundTick == null) {
return ret;
}
FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
Rectangle2D r = TextUtilities.getTextBounds(
this.internalMarkerCycleBoundTick.getText(), g2, fm
);
if (RectangleEdge.isTopOrBottom(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getHeight() / 2, RectangleEdge.RIGHT);
}
else {
space.add(r.getWidth() / 2, RectangleEdge.RIGHT);
}
}
else if (RectangleEdge.isLeftOrRight(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getWidth() / 2, RectangleEdge.TOP);
}
else {
space.add(r.getHeight() / 2, RectangleEdge.TOP);
}
}
return ret;
}
Example 9
| Source File: ValueAxis.java From ECG-Viewer with GNU General Public License v2.0 | 5 votes |
|
/**
* A utility method for determining the height of the tallest tick label.
*
* @param ticks the ticks.
* @param g2 the graphics device.
* @param drawArea the area within which the plot and axes should be drawn.
* @param vertical a flag that indicates whether or not the tick labels
* are 'vertical'.
*
* @return The height of the tallest tick label.
*/
protected double findMaximumTickLabelHeight(List ticks, Graphics2D g2,
Rectangle2D drawArea, boolean vertical) {
RectangleInsets insets = getTickLabelInsets();
Font font = getTickLabelFont();
g2.setFont(font);
double maxHeight = 0.0;
if (vertical) {
FontMetrics fm = g2.getFontMetrics(font);
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
Tick tick = (Tick) iterator.next();
Rectangle2D labelBounds = null;
if (tick instanceof LogTick) {
LogTick lt = (LogTick) tick;
if (lt.getAttributedLabel() != null) {
labelBounds = AttrStringUtils.getTextBounds(
lt.getAttributedLabel(), g2);
}
} else if (tick.getText() != null) {
labelBounds = TextUtilities.getTextBounds(
tick.getText(), g2, fm);
}
if (labelBounds != null && labelBounds.getWidth()
+ insets.getTop() + insets.getBottom() > maxHeight) {
maxHeight = labelBounds.getWidth()
+ insets.getTop() + insets.getBottom();
}
}
} else {
LineMetrics metrics = font.getLineMetrics("ABCxyz",
g2.getFontRenderContext());
maxHeight = metrics.getHeight()
+ insets.getTop() + insets.getBottom();
}
return maxHeight;
}
Example 10
| Source File: ValueAxis.java From SIMVA-SoS with Apache License 2.0 | 5 votes |
|
/**
* A utility method for determining the width of the widest tick label.
*
* @param ticks the ticks.
* @param g2 the graphics device.
* @param drawArea the area within which the plot and axes should be drawn.
* @param vertical a flag that indicates whether or not the tick labels
* are 'vertical'.
*
* @return The width of the tallest tick label.
*/
protected double findMaximumTickLabelWidth(List ticks, Graphics2D g2,
Rectangle2D drawArea, boolean vertical) {
RectangleInsets insets = getTickLabelInsets();
Font font = getTickLabelFont();
double maxWidth = 0.0;
if (!vertical) {
FontMetrics fm = g2.getFontMetrics(font);
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
Tick tick = (Tick) iterator.next();
Rectangle2D labelBounds = null;
if (tick instanceof LogTick) {
LogTick lt = (LogTick) tick;
if (lt.getAttributedLabel() != null) {
labelBounds = AttrStringUtils.getTextBounds(
lt.getAttributedLabel(), g2);
}
} else if (tick.getText() != null) {
labelBounds = TextUtilities.getTextBounds(tick.getText(),
g2, fm);
}
if (labelBounds != null
&& labelBounds.getWidth() + insets.getLeft()
+ insets.getRight() > maxWidth) {
maxWidth = labelBounds.getWidth()
+ insets.getLeft() + insets.getRight();
}
}
} else {
LineMetrics metrics = font.getLineMetrics("ABCxyz",
g2.getFontRenderContext());
maxWidth = metrics.getHeight()
+ insets.getTop() + insets.getBottom();
}
return maxWidth;
}
Example 11
| Source File: Axis.java From openstock with GNU General Public License v3.0 | 5 votes |
|
/**
* Returns a rectangle that encloses the axis label. This is typically
* used for layout purposes (it gives the maximum dimensions of the label).
*
* @param g2 the graphics device.
* @param edge the edge of the plot area along which the axis is measuring.
*
* @return The enclosing rectangle.
*/
protected Rectangle2D getLabelEnclosure(Graphics2D g2, RectangleEdge edge) {
Rectangle2D result = new Rectangle2D.Double();
Rectangle2D bounds = null;
if (this.attributedLabel != null) {
TextLayout layout = new TextLayout(
this.attributedLabel.getIterator(),
g2.getFontRenderContext());
bounds = layout.getBounds();
} else {
String axisLabel = getLabel();
if (axisLabel != null && !axisLabel.equals("")) {
FontMetrics fm = g2.getFontMetrics(getLabelFont());
bounds = TextUtilities.getTextBounds(axisLabel, g2, fm);
}
}
if (bounds != null) {
RectangleInsets insets = getLabelInsets();
bounds = insets.createOutsetRectangle(bounds);
double angle = getLabelAngle();
if (edge == RectangleEdge.LEFT || edge == RectangleEdge.RIGHT) {
angle = angle - Math.PI / 2.0;
}
double x = bounds.getCenterX();
double y = bounds.getCenterY();
AffineTransform transformer
= AffineTransform.getRotateInstance(angle, x, y);
Shape labelBounds = transformer.createTransformedShape(bounds);
result = labelBounds.getBounds2D();
}
return result;
}
Example 12
| Source File: ShortTextTitle.java From ECG-Viewer with GNU General Public License v2.0 | 5 votes |
|
/**
* Arranges the content for this title assuming a fixed width and no bounds
* on the height, and returns the required size. This will reflect the
* fact that a text title positioned on the left or right of a chart will
* be rotated by 90 degrees.
*
* @param g2 the graphics target.
* @param w the width.
*
* @return The content size.
*/
@Override
protected Size2D arrangeFN(Graphics2D g2, double w) {
g2.setFont(getFont());
FontMetrics fm = g2.getFontMetrics(getFont());
Rectangle2D bounds = TextUtilities.getTextBounds(getText(), g2, fm);
if (bounds.getWidth() <= w) {
return new Size2D(w, bounds.getHeight());
}
else {
return new Size2D(0.0, 0.0);
}
}
Example 13
| Source File: CyclicNumberAxis.java From opensim-gui with Apache License 2.0 | 5 votes |
|
/**
* Reserve some space on each axis side because we draw a centered label at
* each extremity.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param plotArea the plot area.
* @param edge the edge.
* @param space the space already reserved.
*
* @return The reserved space.
*/
public AxisSpace reserveSpace(Graphics2D g2,
Plot plot,
Rectangle2D plotArea,
RectangleEdge edge,
AxisSpace space) {
this.internalMarkerCycleBoundTick = null;
AxisSpace ret = super.reserveSpace(g2, plot, plotArea, edge, space);
if (this.internalMarkerCycleBoundTick == null) {
return ret;
}
FontMetrics fm = g2.getFontMetrics(getTickLabelFont());
Rectangle2D r = TextUtilities.getTextBounds(
this.internalMarkerCycleBoundTick.getText(), g2, fm
);
if (RectangleEdge.isTopOrBottom(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getHeight() / 2, RectangleEdge.RIGHT);
}
else {
space.add(r.getWidth() / 2, RectangleEdge.RIGHT);
}
}
else if (RectangleEdge.isLeftOrRight(edge)) {
if (isVerticalTickLabels()) {
space.add(r.getWidth() / 2, RectangleEdge.TOP);
}
else {
space.add(r.getHeight() / 2, RectangleEdge.TOP);
}
}
return ret;
}
Example 14
| Source File: ValueAxis.java From SIMVA-SoS with Apache License 2.0 | 5 votes |
|
/**
* A utility method for determining the height of the tallest tick label.
*
* @param ticks the ticks.
* @param g2 the graphics device.
* @param drawArea the area within which the plot and axes should be drawn.
* @param vertical a flag that indicates whether or not the tick labels
* are 'vertical'.
*
* @return The height of the tallest tick label.
*/
protected double findMaximumTickLabelHeight(List ticks, Graphics2D g2,
Rectangle2D drawArea, boolean vertical) {
RectangleInsets insets = getTickLabelInsets();
Font font = getTickLabelFont();
g2.setFont(font);
double maxHeight = 0.0;
if (vertical) {
FontMetrics fm = g2.getFontMetrics(font);
Iterator iterator = ticks.iterator();
while (iterator.hasNext()) {
Tick tick = (Tick) iterator.next();
Rectangle2D labelBounds = null;
if (tick instanceof LogTick) {
LogTick lt = (LogTick) tick;
if (lt.getAttributedLabel() != null) {
labelBounds = AttrStringUtils.getTextBounds(
lt.getAttributedLabel(), g2);
}
} else if (tick.getText() != null) {
labelBounds = TextUtilities.getTextBounds(
tick.getText(), g2, fm);
}
if (labelBounds != null && labelBounds.getWidth()
+ insets.getTop() + insets.getBottom() > maxHeight) {
maxHeight = labelBounds.getWidth()
+ insets.getTop() + insets.getBottom();
}
}
} else {
LineMetrics metrics = font.getLineMetrics("ABCxyz",
g2.getFontRenderContext());
maxHeight = metrics.getHeight()
+ insets.getTop() + insets.getBottom();
}
return maxHeight;
}
Example 15
| Source File: SymbolAxis.java From opensim-gui with Apache License 2.0 | 4 votes |
|
/**
* Calculates the positions of the tick labels for the axis, storing the
* results in the tick label list (ready for drawing).
*
* @param g2 the graphics device.
* @param dataArea the area in which the data should be drawn.
* @param edge the location of the axis.
*
* @return The ticks.
*/
protected List refreshTicksHorizontal(Graphics2D g2,
Rectangle2D dataArea,
RectangleEdge edge) {
List ticks = new java.util.ArrayList();
Font tickLabelFont = getTickLabelFont();
g2.setFont(tickLabelFont);
double size = getTickUnit().getSize();
int count = calculateVisibleTickCount();
double lowestTickValue = calculateLowestVisibleTickValue();
double previousDrawnTickLabelPos = 0.0;
double previousDrawnTickLabelLength = 0.0;
if (count <= ValueAxis.MAXIMUM_TICK_COUNT) {
for (int i = 0; i < count; i++) {
double currentTickValue = lowestTickValue + (i * size);
double xx = valueToJava2D(currentTickValue, dataArea, edge);
String tickLabel;
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
tickLabel = formatter.format(currentTickValue);
}
else {
tickLabel = valueToString(currentTickValue);
}
// avoid to draw overlapping tick labels
Rectangle2D bounds = TextUtilities.getTextBounds(
tickLabel, g2, g2.getFontMetrics()
);
double tickLabelLength = isVerticalTickLabels()
? bounds.getHeight() : bounds.getWidth();
boolean tickLabelsOverlapping = false;
if (i > 0) {
double avgTickLabelLength = (previousDrawnTickLabelLength
+ tickLabelLength) / 2.0;
if (Math.abs(xx - previousDrawnTickLabelPos)
< avgTickLabelLength) {
tickLabelsOverlapping = true;
}
}
if (tickLabelsOverlapping) {
tickLabel = ""; // don't draw this tick label
}
else {
// remember these values for next comparison
previousDrawnTickLabelPos = xx;
previousDrawnTickLabelLength = tickLabelLength;
}
TextAnchor anchor = null;
TextAnchor rotationAnchor = null;
double angle = 0.0;
if (isVerticalTickLabels()) {
anchor = TextAnchor.CENTER_RIGHT;
rotationAnchor = TextAnchor.CENTER_RIGHT;
if (edge == RectangleEdge.TOP) {
angle = Math.PI / 2.0;
}
else {
angle = -Math.PI / 2.0;
}
}
else {
if (edge == RectangleEdge.TOP) {
anchor = TextAnchor.BOTTOM_CENTER;
rotationAnchor = TextAnchor.BOTTOM_CENTER;
}
else {
anchor = TextAnchor.TOP_CENTER;
rotationAnchor = TextAnchor.TOP_CENTER;
}
}
Tick tick = new NumberTick(
new Double(currentTickValue), tickLabel, anchor,
rotationAnchor, angle
);
ticks.add(tick);
}
}
return ticks;
}
Example 16
| Source File: SymbolAxis.java From SIMVA-SoS with Apache License 2.0 | 4 votes |
|
/**
* Calculates the positions of the tick labels for the axis, storing the
* results in the tick label list (ready for drawing).
*
* @param g2 the graphics device.
* @param dataArea the area in which the data should be drawn.
* @param edge the location of the axis.
*
* @return The ticks.
*/
@Override
protected List refreshTicksHorizontal(Graphics2D g2, Rectangle2D dataArea,
RectangleEdge edge) {
List ticks = new java.util.ArrayList();
Font tickLabelFont = getTickLabelFont();
g2.setFont(tickLabelFont);
double size = getTickUnit().getSize();
int count = calculateVisibleTickCount();
double lowestTickValue = calculateLowestVisibleTickValue();
double previousDrawnTickLabelPos = 0.0;
double previousDrawnTickLabelLength = 0.0;
if (count <= ValueAxis.MAXIMUM_TICK_COUNT) {
for (int i = 0; i < count; i++) {
double currentTickValue = lowestTickValue + (i * size);
double xx = valueToJava2D(currentTickValue, dataArea, edge);
String tickLabel;
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
tickLabel = formatter.format(currentTickValue);
}
else {
tickLabel = valueToString(currentTickValue);
}
// avoid to draw overlapping tick labels
Rectangle2D bounds = TextUtilities.getTextBounds(tickLabel, g2,
g2.getFontMetrics());
double tickLabelLength = isVerticalTickLabels()
? bounds.getHeight() : bounds.getWidth();
boolean tickLabelsOverlapping = false;
if (i > 0) {
double avgTickLabelLength = (previousDrawnTickLabelLength
+ tickLabelLength) / 2.0;
if (Math.abs(xx - previousDrawnTickLabelPos)
< avgTickLabelLength) {
tickLabelsOverlapping = true;
}
}
if (tickLabelsOverlapping) {
tickLabel = ""; // don't draw this tick label
}
else {
// remember these values for next comparison
previousDrawnTickLabelPos = xx;
previousDrawnTickLabelLength = tickLabelLength;
}
TextAnchor anchor;
TextAnchor rotationAnchor;
double angle = 0.0;
if (isVerticalTickLabels()) {
anchor = TextAnchor.CENTER_RIGHT;
rotationAnchor = TextAnchor.CENTER_RIGHT;
if (edge == RectangleEdge.TOP) {
angle = Math.PI / 2.0;
}
else {
angle = -Math.PI / 2.0;
}
}
else {
if (edge == RectangleEdge.TOP) {
anchor = TextAnchor.BOTTOM_CENTER;
rotationAnchor = TextAnchor.BOTTOM_CENTER;
}
else {
anchor = TextAnchor.TOP_CENTER;
rotationAnchor = TextAnchor.TOP_CENTER;
}
}
Tick tick = new NumberTick(new Double(currentTickValue),
tickLabel, anchor, rotationAnchor, angle);
ticks.add(tick);
}
}
return ticks;
}
Example 17
| Source File: MeterPlot.java From SIMVA-SoS with Apache License 2.0 | 4 votes |
|
/**
* Draws a tick on the dial.
*
* @param g2 the graphics device.
* @param meterArea the meter area.
* @param value the tick value.
* @param label a flag that controls whether or not a value label is drawn.
*/
protected void drawTick(Graphics2D g2, Rectangle2D meterArea,
double value, boolean label) {
double valueAngle = valueToAngle(value);
double meterMiddleX = meterArea.getCenterX();
double meterMiddleY = meterArea.getCenterY();
g2.setPaint(this.tickPaint);
g2.setStroke(new BasicStroke(2.0f));
double valueP2X;
double valueP2Y;
double radius = (meterArea.getWidth() / 2) + DEFAULT_BORDER_SIZE;
double radius1 = radius - 15;
double valueP1X = meterMiddleX
+ (radius * Math.cos(Math.PI * (valueAngle / 180)));
double valueP1Y = meterMiddleY
- (radius * Math.sin(Math.PI * (valueAngle / 180)));
valueP2X = meterMiddleX
+ (radius1 * Math.cos(Math.PI * (valueAngle / 180)));
valueP2Y = meterMiddleY
- (radius1 * Math.sin(Math.PI * (valueAngle / 180)));
Line2D.Double line = new Line2D.Double(valueP1X, valueP1Y, valueP2X,
valueP2Y);
g2.draw(line);
if (this.tickLabelsVisible && label) {
String tickLabel = this.tickLabelFormat.format(value);
g2.setFont(this.tickLabelFont);
g2.setPaint(this.tickLabelPaint);
FontMetrics fm = g2.getFontMetrics();
Rectangle2D tickLabelBounds
= TextUtilities.getTextBounds(tickLabel, g2, fm);
double x = valueP2X;
double y = valueP2Y;
if (valueAngle == 90 || valueAngle == 270) {
x = x - tickLabelBounds.getWidth() / 2;
}
else if (valueAngle < 90 || valueAngle > 270) {
x = x - tickLabelBounds.getWidth();
}
if ((valueAngle > 135 && valueAngle < 225)
|| valueAngle > 315 || valueAngle < 45) {
y = y - tickLabelBounds.getHeight() / 2;
}
else {
y = y + tickLabelBounds.getHeight() / 2;
}
g2.drawString(tickLabel, (float) x, (float) y);
}
}
Example 18
| Source File: MeterPlot.java From ccu-historian with GNU General Public License v3.0 | 4 votes |
|
/**
* Draws a tick on the dial.
*
* @param g2 the graphics device.
* @param meterArea the meter area.
* @param value the tick value.
* @param label a flag that controls whether or not a value label is drawn.
*/
protected void drawTick(Graphics2D g2, Rectangle2D meterArea,
double value, boolean label) {
double valueAngle = valueToAngle(value);
double meterMiddleX = meterArea.getCenterX();
double meterMiddleY = meterArea.getCenterY();
g2.setPaint(this.tickPaint);
g2.setStroke(new BasicStroke(2.0f));
double valueP2X;
double valueP2Y;
double radius = (meterArea.getWidth() / 2) + DEFAULT_BORDER_SIZE;
double radius1 = radius - 15;
double valueP1X = meterMiddleX
+ (radius * Math.cos(Math.PI * (valueAngle / 180)));
double valueP1Y = meterMiddleY
- (radius * Math.sin(Math.PI * (valueAngle / 180)));
valueP2X = meterMiddleX
+ (radius1 * Math.cos(Math.PI * (valueAngle / 180)));
valueP2Y = meterMiddleY
- (radius1 * Math.sin(Math.PI * (valueAngle / 180)));
Line2D.Double line = new Line2D.Double(valueP1X, valueP1Y, valueP2X,
valueP2Y);
g2.draw(line);
if (this.tickLabelsVisible && label) {
String tickLabel = this.tickLabelFormat.format(value);
g2.setFont(this.tickLabelFont);
g2.setPaint(this.tickLabelPaint);
FontMetrics fm = g2.getFontMetrics();
Rectangle2D tickLabelBounds
= TextUtilities.getTextBounds(tickLabel, g2, fm);
double x = valueP2X;
double y = valueP2Y;
if (valueAngle == 90 || valueAngle == 270) {
x = x - tickLabelBounds.getWidth() / 2;
}
else if (valueAngle < 90 || valueAngle > 270) {
x = x - tickLabelBounds.getWidth();
}
if ((valueAngle > 135 && valueAngle < 225)
|| valueAngle > 315 || valueAngle < 45) {
y = y - tickLabelBounds.getHeight() / 2;
}
else {
y = y + tickLabelBounds.getHeight() / 2;
}
g2.drawString(tickLabel, (float) x, (float) y);
}
}
Example 19
| Source File: SymbolAxis.java From opensim-gui with Apache License 2.0 | 4 votes |
|
/**
* Calculates the positions of the tick labels for the axis, storing the
* results in the tick label list (ready for drawing).
*
* @param g2 the graphics device.
* @param dataArea the area in which the plot should be drawn.
* @param edge the location of the axis.
*
* @return The ticks.
*/
protected List refreshTicksVertical(Graphics2D g2,
Rectangle2D dataArea,
RectangleEdge edge) {
List ticks = new java.util.ArrayList();
Font tickLabelFont = getTickLabelFont();
g2.setFont(tickLabelFont);
double size = getTickUnit().getSize();
int count = calculateVisibleTickCount();
double lowestTickValue = calculateLowestVisibleTickValue();
double previousDrawnTickLabelPos = 0.0;
double previousDrawnTickLabelLength = 0.0;
if (count <= ValueAxis.MAXIMUM_TICK_COUNT) {
for (int i = 0; i < count; i++) {
double currentTickValue = lowestTickValue + (i * size);
double yy = valueToJava2D(currentTickValue, dataArea, edge);
String tickLabel;
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
tickLabel = formatter.format(currentTickValue);
}
else {
tickLabel = valueToString(currentTickValue);
}
// avoid to draw overlapping tick labels
Rectangle2D bounds = TextUtilities.getTextBounds(
tickLabel, g2, g2.getFontMetrics()
);
double tickLabelLength = isVerticalTickLabels()
? bounds.getWidth() : bounds.getHeight();
boolean tickLabelsOverlapping = false;
if (i > 0) {
double avgTickLabelLength =
(previousDrawnTickLabelLength + tickLabelLength) / 2.0;
if (Math.abs(yy - previousDrawnTickLabelPos)
< avgTickLabelLength) {
tickLabelsOverlapping = true;
}
if (tickLabelsOverlapping) {
tickLabel = ""; // don't draw this tick label
}
else {
// remember these values for next comparison
previousDrawnTickLabelPos = yy;
previousDrawnTickLabelLength = tickLabelLength;
}
}
TextAnchor anchor = null;
TextAnchor rotationAnchor = null;
double angle = 0.0;
if (isVerticalTickLabels()) {
anchor = TextAnchor.BOTTOM_CENTER;
rotationAnchor = TextAnchor.BOTTOM_CENTER;
if (edge == RectangleEdge.LEFT) {
angle = -Math.PI / 2.0;
}
else {
angle = Math.PI / 2.0;
}
}
else {
if (edge == RectangleEdge.LEFT) {
anchor = TextAnchor.CENTER_RIGHT;
rotationAnchor = TextAnchor.CENTER_RIGHT;
}
else {
anchor = TextAnchor.CENTER_LEFT;
rotationAnchor = TextAnchor.CENTER_LEFT;
}
}
Tick tick = new NumberTick(
new Double(currentTickValue), tickLabel, anchor,
rotationAnchor, angle
);
ticks.add(tick);
}
}
return ticks;
}
Example 20
| Source File: SymbolAxis.java From ECG-Viewer with GNU General Public License v2.0 | 4 votes |
|
/**
* Calculates the positions of the tick labels for the axis, storing the
* results in the tick label list (ready for drawing).
*
* @param g2 the graphics device.
* @param dataArea the area in which the plot should be drawn.
* @param edge the location of the axis.
*
* @return The ticks.
*/
@Override
protected List refreshTicksVertical(Graphics2D g2, Rectangle2D dataArea,
RectangleEdge edge) {
List ticks = new java.util.ArrayList();
Font tickLabelFont = getTickLabelFont();
g2.setFont(tickLabelFont);
double size = getTickUnit().getSize();
int count = calculateVisibleTickCount();
double lowestTickValue = calculateLowestVisibleTickValue();
double previousDrawnTickLabelPos = 0.0;
double previousDrawnTickLabelLength = 0.0;
if (count <= ValueAxis.MAXIMUM_TICK_COUNT) {
for (int i = 0; i < count; i++) {
double currentTickValue = lowestTickValue + (i * size);
double yy = valueToJava2D(currentTickValue, dataArea, edge);
String tickLabel;
NumberFormat formatter = getNumberFormatOverride();
if (formatter != null) {
tickLabel = formatter.format(currentTickValue);
}
else {
tickLabel = valueToString(currentTickValue);
}
// avoid to draw overlapping tick labels
Rectangle2D bounds = TextUtilities.getTextBounds(tickLabel, g2,
g2.getFontMetrics());
double tickLabelLength = isVerticalTickLabels()
? bounds.getWidth() : bounds.getHeight();
boolean tickLabelsOverlapping = false;
if (i > 0) {
double avgTickLabelLength = (previousDrawnTickLabelLength
+ tickLabelLength) / 2.0;
if (Math.abs(yy - previousDrawnTickLabelPos)
< avgTickLabelLength) {
tickLabelsOverlapping = true;
}
}
if (tickLabelsOverlapping) {
tickLabel = ""; // don't draw this tick label
}
else {
// remember these values for next comparison
previousDrawnTickLabelPos = yy;
previousDrawnTickLabelLength = tickLabelLength;
}
TextAnchor anchor;
TextAnchor rotationAnchor;
double angle = 0.0;
if (isVerticalTickLabels()) {
anchor = TextAnchor.BOTTOM_CENTER;
rotationAnchor = TextAnchor.BOTTOM_CENTER;
if (edge == RectangleEdge.LEFT) {
angle = -Math.PI / 2.0;
}
else {
angle = Math.PI / 2.0;
}
}
else {
if (edge == RectangleEdge.LEFT) {
anchor = TextAnchor.CENTER_RIGHT;
rotationAnchor = TextAnchor.CENTER_RIGHT;
}
else {
anchor = TextAnchor.CENTER_LEFT;
rotationAnchor = TextAnchor.CENTER_LEFT;
}
}
Tick tick = new NumberTick(new Double(currentTickValue),
tickLabel, anchor, rotationAnchor, angle);
ticks.add(tick);
}
}
return ticks;
}
