private void handleLine(
Settings elementSettings, String line, PropertiesConfig propCfg, BaseDrawHandler drawer) {
boolean drawText = true;
for (Facet facet : elementSettings.getFacets()) {
if (facet.checkStart(line)) {
facet.handleLine(line, drawer, propCfg);
if (facet.replacesText(line)) {
drawText = false;
}
}
}
if (drawText) {
XPoints xLimitsForText = propCfg.getXLimitsForArea(propCfg.getyPos(), drawer.textHeight());
Float spaceNotUsedForText = propCfg.getGridElementSize().width - xLimitsForText.getSpace();
if (!spaceNotUsedForText.equals(
Float.NaN)) { // NaN is possible if xlimits calculation contains e.g. a division by zero
propCfg.calcMaxTextWidth(spaceNotUsedForText + drawer.textWidth(line));
}
drawer.print(
line,
calcHorizontalTextBoundaries(xLimitsForText, propCfg),
propCfg.getyPos(),
propCfg.gethAlign());
propCfg.addToYPos(drawer.textHeightWithSpace());
}
}
private float calcHorizontalTextBoundaries(XPoints xLimitsForText, PropertiesConfig propCfg) {
float x;
if (propCfg.gethAlign() == AlignHorizontal.LEFT) {
x = xLimitsForText.getLeft() + drawer.getDistanceBetweenTexts();
} else if (propCfg.gethAlign() == AlignHorizontal.CENTER) {
x = propCfg.getGridElementSize().width / 2;
} else /*if (propCfg.gethAlign() == AlignHorizontal.RIGHT)*/ {
x = xLimitsForText.getRight() - drawer.getDistanceBetweenTexts();
}
return x;
}
private DimensionFloat getExpectedElementDimensionsOnDefaultZoom(NewGridElement element) {
// add all ypos changes to simulate the real ypos for xlimit calculation etc.
PropertiesConfig tmpPropCfg =
new PropertiesConfig(element.getSettings(), element.getRealSize());
tmpPropCfg.addToYPos(
calcTopDisplacementToFitLine(calcStartPointFromVAlign(tmpPropCfg), tmpPropCfg));
handleWordWrapAndIterate(elementSettings, tmpPropCfg, drawer.getPseudoDrawHandler());
float textHeight =
tmpPropCfg.getyPos()
- drawer
.textHeight(); // subtract last ypos step (because the print-text pos is always on
// the bottom)
return new DimensionFloat(tmpPropCfg.getMaxTextWidth(), textHeight);
}
private void handleAutoresize(NewGridElement element) {
if (getElementStyle() == ElementStyleEnum.AUTORESIZE) {
DimensionFloat dim = getExpectedElementDimensionsOnDefaultZoom(element);
float hSpaceLeftAndRight = drawer.getDistanceBetweenTexts() * 2;
float width = dim.getWidth() + hSpaceLeftAndRight;
float height = dim.getHeight() + drawer.textHeight() / 2;
float diffw = width - element.getRealSize().width;
float diffh = height - element.getRealSize().height;
float diffwInCurrentZoom = diffw * element.getHandler().getZoomFactor();
float diffhInCurrentZoom = diffh * element.getHandler().getZoomFactor();
int diffwRealigned = element.getHandler().realignToGrid(false, diffwInCurrentZoom, true);
int diffhRealigned = element.getHandler().realignToGrid(false, diffhInCurrentZoom, true);
// use resize command to move sticked relations correctly with the element
new Resize(element, 0, 0, diffwRealigned, diffhRealigned).execute(element.getHandler());
}
}
private float calcTopDisplacementToFitLine(float startPoint, PropertiesConfig propCfg) {
int BUFFER = 2; // a small buffer between text and outer border
float displacement = startPoint;
float textHeight = drawer.textHeight();
boolean wordwrap = getElementStyle() == ElementStyleEnum.WORDWRAP;
if (!wordwrap
&& !propertiesTextToDraw
.isEmpty()) { // in case of wordwrap or no text, there is no top displacement
String firstLine = propertiesTextToDraw.iterator().next();
float availableWidthSpace =
propCfg.getXLimitsForArea(displacement, textHeight).getSpace() - BUFFER;
float accumulator = displacement;
while (accumulator < propCfg.getGridElementSize().height
&& !TextManipulator.checkifStringFits(firstLine, availableWidthSpace, drawer)) {
accumulator += textHeight / 2;
float previousWidthSpace = availableWidthSpace;
availableWidthSpace =
propCfg.getXLimitsForArea(accumulator, textHeight).getSpace() - BUFFER;
// only set displacement if the last iteration resulted in a space gain (eg: for UseCase
// until the middle, for Class: stays on top because on a rectangle there is never a
// width-space gain)
if (availableWidthSpace > previousWidthSpace) displacement = accumulator;
}
}
return displacement;
}
private void handleWordWrapAndIterate(
Settings elementSettings, PropertiesConfig propCfg, BaseDrawHandler drawer) {
boolean wordwrap = getElementStyle() == ElementStyleEnum.WORDWRAP;
for (String line : propertiesTextToDraw) {
if (wordwrap) {
String wrappedLine;
while (propCfg.getyPos() < propCfg.getGridElementSize().height && !line.trim().isEmpty()) {
Float spaceForText =
propCfg.getXLimitsForArea(propCfg.getyPos(), drawer.textHeight()).getSpace()
- drawer.getDistanceBetweenTexts() * 2;
wrappedLine = TextManipulator.splitString(line, spaceForText, drawer);
handleLine(elementSettings, wrappedLine, propCfg, drawer);
line = line.substring(wrappedLine.length()).trim();
}
} else handleLine(elementSettings, line, propCfg, drawer);
}
}
private float calcStartPointFromVAlign(PropertiesConfig propCfg) {
float returnVal =
drawer
.textHeight(); // print method is located at the bottom of the text therefore add text
// height (important for UseCase etc where text must not reach out of the
// border)
if (propCfg.getvAlign() == AlignVertical.TOP) {
returnVal += drawer.textHeight() / 2;
} else if (propCfg.getvAlign() == AlignVertical.CENTER) {
returnVal += (propCfg.getGridElementSize().height - getTextBlockHeight(propCfg)) / 2;
} else /*if (propCfg.getvAlign() == AlignVertical.BOTTOM)*/ {
returnVal +=
propCfg.getGridElementSize().height
- getTextBlockHeight(propCfg)
- drawer.textHeight() / 2;
}
return returnVal;
}
public float getTextBlockHeight(PropertiesConfig propCfg) {
PropertiesConfig tmpPropCfg =
new PropertiesConfig(elementSettings, propCfg.getGridElementSize());
handleWordWrapAndIterate(elementSettings, tmpPropCfg, drawer.getPseudoDrawHandler());
return tmpPropCfg.getyPos();
}
