w3c.css.properties.css3.CssGrid Maven / Gradle / Ivy
//
// Author: Yves Lafon
//
// (c) COPYRIGHT MIT, ERCIM, Keio, Beihang, 2017.
// Please first read the full copyright statement in file COPYRIGHT.html
package org.w3c.css.properties.css3;
import org.w3c.css.parser.CssStyle;
import org.w3c.css.util.ApplContext;
import org.w3c.css.util.InvalidParamException;
import org.w3c.css.values.CssExpression;
import org.w3c.css.values.CssIdent;
import org.w3c.css.values.CssTypes;
import org.w3c.css.values.CssValue;
import org.w3c.css.values.CssValueList;
import java.util.ArrayList;
import static org.w3c.css.properties.css3.CssGridTemplate.parseGridTemplate;
import static org.w3c.css.properties.css3.CssGridTemplate.parseTemplateRows;
import static org.w3c.css.values.CssOperator.SPACE;
/**
* @spec https://www.w3.org/TR/2017/CR-css-grid-1-20170209/#propdef-grid
*/
public class CssGrid extends org.w3c.css.properties.css.CssGrid {
public static final CssIdent auto_flow;
static {
auto_flow = CssIdent.getIdent("auto-flow");
}
private CssGridTemplateRows cssGridTemplateRows;
private CssGridTemplateColumns cssGridTemplateColumns;
private CssGridTemplateAreas cssGridTemplateAreas;
private CssGridAutoColumns cssGridAutoColumns;
private CssGridAutoFlow cssGridAutoFlow;
private CssGridAutoRows cssGridAutoRows;
private CssGridColumnGap cssGridColumnGap;
private CssGridRowGap cssGridRowGap;
/**
* Create a new CssGridArea
*/
public CssGrid() {
value = initial;
cssGridTemplateAreas = new CssGridTemplateAreas();
cssGridTemplateColumns = new CssGridTemplateColumns();
cssGridTemplateRows = new CssGridTemplateRows();
cssGridAutoColumns = new CssGridAutoColumns();
cssGridAutoFlow = new CssGridAutoFlow();
cssGridAutoRows = new CssGridAutoRows();
cssGridColumnGap = new CssGridColumnGap();
cssGridRowGap = new CssGridRowGap();
}
/**
* Creates a new CssGridArea
*
* @param expression The expression for this property
* @throws org.w3c.css.util.InvalidParamException
* Expressions are incorrect
*/
public CssGrid(ApplContext ac, CssExpression expression, boolean check)
throws InvalidParamException {
CssExpression exp;
CssValue v, val;
char op;
cssGridTemplateAreas = new CssGridTemplateAreas();
cssGridTemplateColumns = new CssGridTemplateColumns();
cssGridTemplateRows = new CssGridTemplateRows();
cssGridAutoColumns = new CssGridAutoColumns();
cssGridAutoFlow = new CssGridAutoFlow();
cssGridAutoRows = new CssGridAutoRows();
cssGridColumnGap = new CssGridColumnGap();
cssGridRowGap = new CssGridRowGap();
ArrayList values = new ArrayList<>();
ArrayList autoFlowValues = new ArrayList<>();
ArrayList templateRows = new ArrayList<>();
ArrayList templateColumns = new ArrayList<>();
ArrayList autoRows = new ArrayList<>();
ArrayList autoColumns = new ArrayList<>();
boolean got_auto_flow = false;
boolean got_switch = false;
boolean auto_flow_first = false;
expression.mark();
while (!expression.end() && !(got_auto_flow && got_switch)) {
val = expression.getValue();
if (val.getType() == CssTypes.CSS_SWITCH) {
got_switch = true;
if (got_auto_flow) {
auto_flow_first = true;
} // else defaults to false
} else if (val.getType() == CssTypes.CSS_IDENT) {
got_auto_flow = auto_flow.equals((CssIdent) val);
}
expression.next();
}
expression.reset();
// getting auto-flow implies '/'
if (got_auto_flow && !got_switch) {
throw new InvalidParamException("unrecognize", ac);
}
if (got_auto_flow) {
if (auto_flow_first) {
// [ auto-flow && dense? ] ? /
val = expression.getValue();
op = expression.getOperator();
if (val.getType() != CssTypes.CSS_IDENT) {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
CssIdent id = (CssIdent) val;
if (auto_flow.equals(id)) {
values.add(auto_flow);
autoFlowValues.add(CssGridAutoFlow.row);
// optional 'dense'
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
val = expression.getValue();
op = expression.getOperator();
if (val.getType() == CssTypes.CSS_IDENT && CssGridAutoFlow.dense.equals(val)) {
values.add(CssGridAutoFlow.dense);
autoFlowValues.add(CssGridAutoFlow.dense);
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
}
} else {
if (CssGridAutoFlow.dense.equals(id)) {
values.add(CssGridAutoFlow.dense);
autoFlowValues.add(CssGridAutoFlow.dense);
// mandatory 'auto-flow'
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
val = expression.getValue();
op = expression.getOperator();
if (val.getType() == CssTypes.CSS_IDENT && auto_flow.equals(val)) {
values.add(auto_flow);
autoFlowValues.add(CssGridAutoFlow.row);
} else {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
} else {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
}
// grid-auto-rows
do {
val = expression.getValue();
op = expression.getOperator();
if (val.getType() != CssTypes.CSS_SWITCH) {
v = CssGridAutoRows.parseTrackSize(ac, val, this);
values.add(v);
autoRows.add(v);
}
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
} while (val.getType() != CssTypes.CSS_SWITCH);
values.add(val);
// grid-template-columns
v = parseTemplateRows(ac, expression, this);
values.add(v);
templateColumns.add(v);
} else {
// / [ auto-flow && dense? ] ?
exp = new CssExpression();
do {
val = expression.getValue();
op = expression.getOperator();
if (val.getType() != CssTypes.CSS_SWITCH) {
exp.addValue(val);
exp.setOperator(op);
}
expression.next();
} while (val.getType() != CssTypes.CSS_SWITCH);
v = parseTemplateRows(ac, exp, this);
values.add(v);
templateRows.add(v);
values.add(val); // the '/'
// auto-flow && dense?
val = expression.getValue();
op = expression.getOperator();
if (val.getType() != CssTypes.CSS_IDENT) {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
CssIdent id = (CssIdent) val;
if (auto_flow.equals(id)) {
values.add(auto_flow);
autoFlowValues.add(CssGridAutoFlow.row);
// optional 'dense'
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
val = expression.getValue();
op = expression.getOperator();
if (val.getType() == CssTypes.CSS_IDENT && CssGridAutoFlow.dense.equals(val)) {
values.add(CssGridAutoFlow.dense);
autoFlowValues.add(CssGridAutoFlow.dense);
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
}
} else {
if (CssGridAutoFlow.dense.equals(id)) {
values.add(CssGridAutoFlow.dense);
autoFlowValues.add(CssGridAutoFlow.dense);
// mandatory 'auto-flow'
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
val = expression.getValue();
op = expression.getOperator();
if (val.getType() == CssTypes.CSS_IDENT && auto_flow.equals(val)) {
values.add(auto_flow);
autoFlowValues.add(CssGridAutoFlow.row);
} else {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
} else {
throw new InvalidParamException("value",
val.toString(),
getPropertyName(), ac);
}
}
// grid-auto-columns
while (!expression.end()) {
val = expression.getValue();
op = expression.getOperator();
v = CssGridAutoRows.parseTrackSize(ac, val, this);
values.add(v);
autoColumns.add(v);
if (op != SPACE) {
throw new InvalidParamException("operator", op,
getPropertyName(), ac);
}
expression.next();
}
}
} else {
// inherit ?
val = expression.getValue();
if (expression.getCount() == 1 && val.getType() == CssTypes.CSS_IDENT == inherit.equals((CssIdent) val)) {
value = inherit;
expression.next();
return;
}
//
values.add(parseGridTemplate(ac, expression, this,
cssGridTemplateAreas, cssGridTemplateColumns,
cssGridTemplateRows));
}
// now set all the different values
if (!autoFlowValues.isEmpty()) {
cssGridAutoFlow.value = (autoFlowValues.size() == 1) ? autoFlowValues.get(0) : new CssValueList(autoFlowValues);
}
if (!templateColumns.isEmpty()) {
cssGridTemplateColumns.value = (templateColumns.size() == 1) ? templateColumns.get(0) : new CssValueList(templateColumns);
}
if (!templateRows.isEmpty()) {
cssGridTemplateRows.value = (templateRows.size() == 1) ? templateRows.get(0) : new CssValueList(templateRows);
}
if (!autoColumns.isEmpty()) {
cssGridAutoColumns.value = (autoColumns.size() == 1) ? autoColumns.get(0) : new CssValueList(autoColumns);
}
if (!autoRows.isEmpty()) {
cssGridAutoRows.value = (autoRows.size() == 1) ? autoRows.get(0) : new CssValueList(autoRows);
}
value = (values.size() == 1) ? values.get(0) : new CssValueList(values);
}
public CssGrid(ApplContext ac, CssExpression expression)
throws InvalidParamException {
this(ac, expression, false);
}
/**
* Add this property to the CssStyle.
*
* @param style The CssStyle
*/
public void addToStyle(ApplContext ac, CssStyle style) {
super.addToStyle(ac, style);
cssGridTemplateAreas.addToStyle(ac, style);
cssGridTemplateColumns.addToStyle(ac, style);
cssGridTemplateRows.addToStyle(ac, style);
cssGridAutoColumns.addToStyle(ac, style);
cssGridAutoFlow.addToStyle(ac, style);
cssGridAutoRows.addToStyle(ac, style);
cssGridColumnGap.addToStyle(ac, style);
cssGridRowGap.addToStyle(ac, style);
}
}
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