/** Helper method to configure the given wrapper canvas. */
protected mxGraphicsCanvas2D configureCanvas(
mxGraphics2DCanvas canvas, mxCellState state, mxGraphicsCanvas2D c) {
c.setShadow(hasShadow(canvas, state));
c.setStrokeColor(
mxUtils.getString(state.getStyle(), mxConstants.STYLE_STROKECOLOR, mxConstants.NONE));
c.setStrokeWidth(mxUtils.getInt(state.getStyle(), mxConstants.STYLE_STROKEWIDTH, 1));
c.setDashed(mxUtils.isTrue(state.getStyle(), mxConstants.STYLE_DASHED, false));
String fill =
mxUtils.getString(state.getStyle(), mxConstants.STYLE_FILLCOLOR, mxConstants.NONE);
String gradient =
mxUtils.getString(state.getStyle(), mxConstants.STYLE_GRADIENTCOLOR, mxConstants.NONE);
if (!mxConstants.NONE.equals(fill) && !mxConstants.NONE.equals(gradient)) {
mxRectangle b = getGradientBounds(canvas, state);
c.setGradient(
fill,
gradient,
b.getX(),
b.getY(),
b.getWidth(),
b.getHeight(),
mxUtils.getString(
state.getStyle(), mxConstants.STYLE_GRADIENT_DIRECTION, mxConstants.DIRECTION_NORTH),
1,
1);
} else {
c.setFillColor(fill);
}
return c;
}
/**
* Function: paintSwimlane
*
* <p>Paints the swimlane vertex shape.
*/
protected void paintSeparator(
mxGraphics2DCanvas canvas, mxCellState state, double start, String color) {
mxGraphicsCanvas2D c = new mxGraphicsCanvas2D(canvas.getGraphics());
double w = state.getWidth();
double h = state.getHeight();
if (!mxConstants.NONE.equals(color)) {
c.setStrokeColor(color);
c.setDashed(true);
c.begin();
if (mxUtils.isTrue(state.getStyle(), mxConstants.STYLE_HORIZONTAL, true)) {
c.moveTo(w, start);
c.lineTo(w, h);
} else {
c.moveTo(start, 0);
c.lineTo(w, 0);
}
c.stroke();
c.setDashed(false);
}
};
/**
* Function: paintRoundedSwimlane
*
* <p>Paints the swimlane vertex shape.
*/
protected void paintRoundedSwimlane(
mxGraphics2DCanvas canvas,
mxCellState state,
double start,
double r,
String fill,
boolean swimlaneLine) {
mxGraphicsCanvas2D c =
configureCanvas(canvas, state, new mxGraphicsCanvas2D(canvas.getGraphics()));
double w = state.getWidth();
double h = state.getHeight();
if (!mxConstants.NONE.equals(fill)) {
c.save();
c.setFillColor(fill);
c.roundrect(0, 0, w, h, r, r);
c.fillAndStroke();
c.restore();
c.setShadow(false);
}
c.begin();
if (mxUtils.isTrue(state.getStyle(), mxConstants.STYLE_HORIZONTAL, true)) {
c.moveTo(w, start);
c.lineTo(w, r);
c.quadTo(w, 0, w - Math.min(w / 2, r), 0);
c.lineTo(Math.min(w / 2, r), 0);
c.quadTo(0, 0, 0, r);
c.lineTo(0, start);
if (swimlaneLine || start >= h) {
c.close();
}
c.fillAndStroke();
// Transparent content area
if (start < h && mxConstants.NONE.equals(fill)) {
c.begin();
c.moveTo(0, start);
c.lineTo(0, h - r);
c.quadTo(0, h, Math.min(w / 2, r), h);
c.lineTo(w - Math.min(w / 2, r), h);
c.quadTo(w, h, w, h - r);
c.lineTo(w, start);
c.stroke();
}
} else {
c.moveTo(start, 0);
c.lineTo(r, 0);
c.quadTo(0, 0, 0, Math.min(h / 2, r));
c.lineTo(0, h - Math.min(h / 2, r));
c.quadTo(0, h, r, h);
c.lineTo(start, h);
if (swimlaneLine || start >= w) {
c.close();
}
c.fillAndStroke();
// Transparent content area
if (start < w && mxConstants.NONE.equals(fill)) {
c.begin();
c.moveTo(start, h);
c.lineTo(w - r, h);
c.quadTo(w, h, w, h - Math.min(h / 2, r));
c.lineTo(w, Math.min(h / 2, r));
c.quadTo(w, 0, w - r, 0);
c.lineTo(start, 0);
c.stroke();
}
}
};