/** Erase the whole canvas. (Does not repaint.) */
private void erase() {
Color original = graphic.getColor();
graphic.setColor(backgroundColor);
Dimension size = canvas.getSize();
graphic.fill(new Rectangle(0, 0, size.width, size.height));
graphic.setColor(original);
}
/**
* Erases a given shape's outline on the screen.
*
* @param shape the shape object to be erased
*/
public void eraseOutline(Shape shape) {
Color original = graphic.getColor();
graphic.setColor(backgroundColour);
graphic.draw(shape); // erase by drawing background colour
graphic.setColor(original);
canvas.repaint();
}
@Override
public void paint(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
Color old = g2d.getColor();
// Draw box
g2d.setColor(
clicked
? this.clickedBackColor
: (hovering ? this.hoverBackColor : this.unclickedBackColor));
g2d.fillRect(0, 0, getWidth(), getHeight());
// Draw label
g2d.setColor(
clicked
? this.clickedForeColor
: (hovering ? this.hoverForeColor : this.unclickedForeColor));
g2d.setFont(getFont());
int width = g2d.getFontMetrics().stringWidth(getText());
int textHeight = getFont().getSize();
int otherTextHeight = getFontMetrics(getFont()).getHeight();
textHeight = textHeight - (otherTextHeight - textHeight);
int height = textHeight + (getHeight() - textHeight) / 2;
g2d.drawString(getText(), (getWidth() - width) / 2, height);
g2d.setColor(old);
}
/**
* Erases a String on the Canvas.
*
* @param text the String to be displayed
* @param x x co-ordinate for text placement
* @param y y co-ordinate for text placement
*/
public void eraseString(String text, int x, int y) {
Color original = graphic.getColor();
graphic.setColor(backgroundColour);
graphic.drawString(text, x, y);
graphic.setColor(original);
canvas.repaint();
}
/** Paints selection for the specified <code>component</code>. */
public static void paintSelectionDecoration(
@NotNull RadComponent component, Graphics g, boolean focused) {
if (component.isSelected()) {
if (focused) {
g.setColor(PlatformColors.BLUE);
} else {
g.setColor(Color.GRAY);
}
final Point[] points = getPoints(component.getWidth(), component.getHeight());
for (final Point point : points) {
g.fillRect(point.x - R, point.y - R, 2 * R + 1, 2 * R + 1);
}
} else if (component.getWidth() < FormEditingUtil.EMPTY_COMPONENT_SIZE
|| component.getHeight() < FormEditingUtil.EMPTY_COMPONENT_SIZE) {
Graphics2D g2d = (Graphics2D) g;
Composite oldComposite = g2d.getComposite();
Stroke oldStroke = g2d.getStroke();
Color oldColor = g2d.getColor();
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.5f));
g2d.setStroke(new BasicStroke(0.7f));
g2d.setColor(Color.black);
g2d.drawRect(
0,
0,
Math.max(component.getWidth(), FormEditingUtil.EMPTY_COMPONENT_SIZE),
Math.max(component.getHeight(), FormEditingUtil.EMPTY_COMPONENT_SIZE));
g2d.setComposite(oldComposite);
g2d.setStroke(oldStroke);
g2d.setColor(oldColor);
}
}
/** [Internal] */
private void paintBackground(Graphics2D g2, Color theBackground) {
Color color1 = g2.getColor();
if (theBackground == null) theBackground = Color.white;
g2.setColor(theBackground);
g2.fillRect(0, 0, 30000, 30000);
g2.setColor(color1);
}
@Override
public void draw(Graphics2D g2) {
int w = toolInterface.getStrokeWidth() * 4;
Color c = g2.getColor();
g2.setColor(Color.GRAY);
g2.drawRect(mouseX - w / 2, mouseY - w / 2, w, w);
g2.setColor(c);
}
/**
* Paints the component.
*
* @param g the Graphics context to draw on
*/
protected void paintComponent(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
Insets insets = getRealInsets();
Color savedColor = g2d.getColor();
int rectX = insets.left;
int rectY = insets.top;
int rectWidth = getWidth() - insets.left - insets.right;
int rectHeight = getHeight() - insets.top - insets.bottom;
// Paint the yellow interior
g2d.setColor(YELLOW_SNOW);
g2d.fillRoundRect(rectX, rectY, rectWidth, rectHeight, ARC_WIDTH, ARC_HEIGHT);
// Draw the gray border
g2d.setColor(BUBBLE_BORDER);
g2d.drawRoundRect(rectX, rectY, rectWidth, rectHeight, ARC_WIDTH, ARC_HEIGHT);
g2d.setColor(savedColor);
}
/**
* Draws this without refreshing steps.
*
* @param panel the drawing panel requesting the drawing
* @param _g the graphics context on which to draw
*/
public void drawMe(DrawingPanel panel, Graphics _g) {
// position and show inspector if requested during loading
if (inspectorX != Integer.MIN_VALUE
&& trackerPanel != null
&& trackerPanel.getTFrame() != null) {
positionInspector();
Runnable runner =
new Runnable() {
public void run() {
showInspector = false;
inspector.setVisible(true);
}
};
if (showInspector) SwingUtilities.invokeLater(runner);
}
if (isVisible() && isTraceVisible()) {
// draw trace only if fixed coords & (non-worldview or no ref frame)
TrackerPanel tPanel = (TrackerPanel) panel;
ImageCoordSystem coords = tPanel.getCoords(); // get active coords
boolean isRefFrame = coords instanceof ReferenceFrame;
if (isRefFrame) {
coords = ((ReferenceFrame) coords).getCoords();
}
boolean fixed = coords.isFixedAngle() && coords.isFixedOrigin() && coords.isFixedScale();
if (fixed && (!(tPanel instanceof WorldTView) || !isRefFrame)) {
trace.reset();
for (int i = 0; i < traceX.length; i++) {
if (Double.isNaN(traceX[i])) continue;
tracePt.setLocation(traceX[i], traceY[i]);
java.awt.Point p = tracePt.getScreenPosition(tPanel);
if (trace.getCurrentPoint() == null) trace.moveTo((float) p.getX(), (float) p.getY());
else trace.lineTo((float) p.getX(), (float) p.getY());
}
Graphics2D g2 = (Graphics2D) _g;
Color color = g2.getColor();
Stroke stroke = g2.getStroke();
g2.setColor(getFootprint().getColor());
g2.setStroke(traceStroke);
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
g2.draw(trace);
// restore original color and stroke
g2.setColor(color);
g2.setStroke(stroke);
}
}
super.draw(panel, _g);
}
private void setFillColor(int symbolType) {
penColor = gRef.getColor();
switch (symbolType) {
case FTAConstants.SYMB_BASIC:
gRef.setColor(Preferences.basicInitiatingEventColor);
break;
case FTAConstants.SYMB_UNDEV:
gRef.setColor(Preferences.undevelopedEventColor);
break;
case FTAConstants.SYMB_EXTERN:
gRef.setColor(Preferences.externalEventColor);
break;
case FTAConstants.SYMB_INTERMEDIATE:
gRef.setColor(Preferences.intermediateEventColor);
break;
case FTAConstants.SYMB_AND:
gRef.setColor(Preferences.andGateColor);
break;
case FTAConstants.SYMB_OR:
gRef.setColor(Preferences.orGateColor);
break;
case FTAConstants.SYMB_PRIORITY_AND:
gRef.setColor(Preferences.priorityAndGateColor);
break;
case FTAConstants.SYMB_EXCL_OR:
gRef.setColor(Preferences.exclusiveOrGateColor);
break;
case FTAConstants.SYMB_INHIBIT:
gRef.setColor(Preferences.inhibitGateColor);
break;
case FTAConstants.SYMB_CONDITION:
gRef.setColor(Preferences.conditioningEventColor);
break;
case FTAConstants.SYMB_TRANS_IN:
gRef.setColor(Preferences.transferInColor);
break;
case FTAConstants.SYMB_TRANS_OUT:
gRef.setColor(Preferences.transferOutColor);
break;
default:
gRef.setColor(Preferences.backgroundColor);
break;
}
}
protected void paintComponent(Graphics graphics) {
super.paintComponent(graphics);
Graphics2D g = (Graphics2D) graphics;
// If we are disabled, we don't draw our arrow, focus, and unstick
// decorations:
if (!isEnabled()) {
return;
}
Color oldColor = g.getColor();
RenderingHints oldHints = g.getRenderingHints();
g.setColor(Color.black);
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
if (isStuck()) {
paintHorizontalLine(g);
}
g.setRenderingHints(oldHints);
g.setColor(oldColor);
knobPainter.paint(g);
}
/**
* Returns the current colour of the foreground.
*
* @return the colour of the foreground of the Canvas
*/
public Color getForegroundColour() {
return graphic.getColor();
}
private void clearArc(int x, int y, int width, int height, int startAngle, int arcAngle) {
penColor = gRef.getColor();
gRef.setColor(Preferences.backgroundColor);
gRef.fillArc(x, y, width, height, startAngle, arcAngle);
gRef.setColor(penColor);
}
private void paintTextEffect(
Graphics2D g, float xFrom, float xTo, int y, Color effectColor, EffectType effectType) {
int xStart = (int) xFrom;
int xEnd = (int) xTo;
g.setColor(effectColor);
if (effectType == EffectType.LINE_UNDERSCORE) {
UIUtil.drawLine(g, xStart, y + 1, xEnd, y + 1);
} else if (effectType == EffectType.BOLD_LINE_UNDERSCORE) {
int height = JBUI.scale(Registry.intValue("editor.bold.underline.height", 2));
g.fillRect(xStart, y, xEnd - xStart, height);
} else if (effectType == EffectType.STRIKEOUT) {
int y1 = y - myView.getCharHeight() / 2;
UIUtil.drawLine(g, xStart, y1, xEnd, y1);
} else if (effectType == EffectType.WAVE_UNDERSCORE) {
UIUtil.drawWave(g, new Rectangle(xStart, y + 1, xEnd - xStart, myView.getDescent() - 1));
} else if (effectType == EffectType.BOLD_DOTTED_LINE) {
UIUtil.drawBoldDottedLine(
g,
xStart,
xEnd,
SystemInfo.isMac ? y : y + 1,
myEditor.getBackgroundColor(),
g.getColor(),
false);
}
}
