You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
435 lines
16 KiB
435 lines
16 KiB
|
|
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one
|
|
* or more contributor license agreements. See the NOTICE file
|
|
* distributed with this work for additional information
|
|
* regarding copyright ownership. The ASF licenses this file
|
|
* to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance
|
|
* with the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing,
|
|
* software distributed under the License is distributed on an
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
* KIND, either express or implied. See the License for the
|
|
* specific language governing permissions and limitations
|
|
* under the License.
|
|
*/
|
|
|
|
|
|
/**
|
|
* AUTO-GENERATED FILE. DO NOT MODIFY.
|
|
*/
|
|
|
|
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one
|
|
* or more contributor license agreements. See the NOTICE file
|
|
* distributed with this work for additional information
|
|
* regarding copyright ownership. The ASF licenses this file
|
|
* to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance
|
|
* with the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing,
|
|
* software distributed under the License is distributed on an
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
* KIND, either express or implied. See the License for the
|
|
* specific language governing permissions and limitations
|
|
* under the License.
|
|
*/
|
|
// TODO: move labels out of viewport.
|
|
import { BoundingRect, updateProps, initProps, isElementRemoved } from '../util/graphic.js';
|
|
import { getECData } from '../util/innerStore.js';
|
|
import { parsePercent } from '../util/number.js';
|
|
import Transformable from 'zrender/lib/core/Transformable.js';
|
|
import { updateLabelLinePoints, setLabelLineStyle, getLabelLineStatesModels } from './labelGuideHelper.js';
|
|
import { makeInner } from '../util/model.js';
|
|
import { retrieve2, each, keys, isFunction, filter, indexOf } from 'zrender/lib/core/util.js';
|
|
import { prepareLayoutList, hideOverlap, shiftLayoutOnX, shiftLayoutOnY } from './labelLayoutHelper.js';
|
|
import { labelInner, animateLabelValue } from './labelStyle.js';
|
|
import { normalizeRadian } from 'zrender/lib/contain/util.js';
|
|
function cloneArr(points) {
|
|
if (points) {
|
|
var newPoints = [];
|
|
for (var i = 0; i < points.length; i++) {
|
|
newPoints.push(points[i].slice());
|
|
}
|
|
return newPoints;
|
|
}
|
|
}
|
|
function prepareLayoutCallbackParams(labelItem, hostEl) {
|
|
var label = labelItem.label;
|
|
var labelLine = hostEl && hostEl.getTextGuideLine();
|
|
return {
|
|
dataIndex: labelItem.dataIndex,
|
|
dataType: labelItem.dataType,
|
|
seriesIndex: labelItem.seriesModel.seriesIndex,
|
|
text: labelItem.label.style.text,
|
|
rect: labelItem.hostRect,
|
|
labelRect: labelItem.rect,
|
|
// x: labelAttr.x,
|
|
// y: labelAttr.y,
|
|
align: label.style.align,
|
|
verticalAlign: label.style.verticalAlign,
|
|
labelLinePoints: cloneArr(labelLine && labelLine.shape.points)
|
|
};
|
|
}
|
|
var LABEL_OPTION_TO_STYLE_KEYS = ['align', 'verticalAlign', 'width', 'height', 'fontSize'];
|
|
var dummyTransformable = new Transformable();
|
|
var labelLayoutInnerStore = makeInner();
|
|
var labelLineAnimationStore = makeInner();
|
|
function extendWithKeys(target, source, keys) {
|
|
for (var i = 0; i < keys.length; i++) {
|
|
var key = keys[i];
|
|
if (source[key] != null) {
|
|
target[key] = source[key];
|
|
}
|
|
}
|
|
}
|
|
var LABEL_LAYOUT_PROPS = ['x', 'y', 'rotation'];
|
|
var LabelManager = /** @class */function () {
|
|
function LabelManager() {
|
|
this._labelList = [];
|
|
this._chartViewList = [];
|
|
}
|
|
LabelManager.prototype.clearLabels = function () {
|
|
this._labelList = [];
|
|
this._chartViewList = [];
|
|
};
|
|
/**
|
|
* Add label to manager
|
|
*/
|
|
LabelManager.prototype._addLabel = function (dataIndex, dataType, seriesModel, label, layoutOption) {
|
|
var labelStyle = label.style;
|
|
var hostEl = label.__hostTarget;
|
|
var textConfig = hostEl.textConfig || {};
|
|
// TODO: If label is in other state.
|
|
var labelTransform = label.getComputedTransform();
|
|
var labelRect = label.getBoundingRect().plain();
|
|
BoundingRect.applyTransform(labelRect, labelRect, labelTransform);
|
|
if (labelTransform) {
|
|
dummyTransformable.setLocalTransform(labelTransform);
|
|
} else {
|
|
// Identity transform.
|
|
dummyTransformable.x = dummyTransformable.y = dummyTransformable.rotation = dummyTransformable.originX = dummyTransformable.originY = 0;
|
|
dummyTransformable.scaleX = dummyTransformable.scaleY = 1;
|
|
}
|
|
dummyTransformable.rotation = normalizeRadian(dummyTransformable.rotation);
|
|
var host = label.__hostTarget;
|
|
var hostRect;
|
|
if (host) {
|
|
hostRect = host.getBoundingRect().plain();
|
|
var transform = host.getComputedTransform();
|
|
BoundingRect.applyTransform(hostRect, hostRect, transform);
|
|
}
|
|
var labelGuide = hostRect && host.getTextGuideLine();
|
|
this._labelList.push({
|
|
label: label,
|
|
labelLine: labelGuide,
|
|
seriesModel: seriesModel,
|
|
dataIndex: dataIndex,
|
|
dataType: dataType,
|
|
layoutOption: layoutOption,
|
|
computedLayoutOption: null,
|
|
rect: labelRect,
|
|
hostRect: hostRect,
|
|
// Label with lower priority will be hidden when overlapped
|
|
// Use rect size as default priority
|
|
priority: hostRect ? hostRect.width * hostRect.height : 0,
|
|
// Save default label attributes.
|
|
// For restore if developers want get back to default value in callback.
|
|
defaultAttr: {
|
|
ignore: label.ignore,
|
|
labelGuideIgnore: labelGuide && labelGuide.ignore,
|
|
x: dummyTransformable.x,
|
|
y: dummyTransformable.y,
|
|
scaleX: dummyTransformable.scaleX,
|
|
scaleY: dummyTransformable.scaleY,
|
|
rotation: dummyTransformable.rotation,
|
|
style: {
|
|
x: labelStyle.x,
|
|
y: labelStyle.y,
|
|
align: labelStyle.align,
|
|
verticalAlign: labelStyle.verticalAlign,
|
|
width: labelStyle.width,
|
|
height: labelStyle.height,
|
|
fontSize: labelStyle.fontSize
|
|
},
|
|
cursor: label.cursor,
|
|
attachedPos: textConfig.position,
|
|
attachedRot: textConfig.rotation
|
|
}
|
|
});
|
|
};
|
|
LabelManager.prototype.addLabelsOfSeries = function (chartView) {
|
|
var _this = this;
|
|
this._chartViewList.push(chartView);
|
|
var seriesModel = chartView.__model;
|
|
var layoutOption = seriesModel.get('labelLayout');
|
|
/**
|
|
* Ignore layouting if it's not specified anything.
|
|
*/
|
|
if (!(isFunction(layoutOption) || keys(layoutOption).length)) {
|
|
return;
|
|
}
|
|
chartView.group.traverse(function (child) {
|
|
if (child.ignore) {
|
|
return true; // Stop traverse descendants.
|
|
}
|
|
// Only support label being hosted on graphic elements.
|
|
var textEl = child.getTextContent();
|
|
var ecData = getECData(child);
|
|
// Can only attach the text on the element with dataIndex
|
|
if (textEl && !textEl.disableLabelLayout) {
|
|
_this._addLabel(ecData.dataIndex, ecData.dataType, seriesModel, textEl, layoutOption);
|
|
}
|
|
});
|
|
};
|
|
LabelManager.prototype.updateLayoutConfig = function (api) {
|
|
var width = api.getWidth();
|
|
var height = api.getHeight();
|
|
function createDragHandler(el, labelLineModel) {
|
|
return function () {
|
|
updateLabelLinePoints(el, labelLineModel);
|
|
};
|
|
}
|
|
for (var i = 0; i < this._labelList.length; i++) {
|
|
var labelItem = this._labelList[i];
|
|
var label = labelItem.label;
|
|
var hostEl = label.__hostTarget;
|
|
var defaultLabelAttr = labelItem.defaultAttr;
|
|
var layoutOption = void 0;
|
|
// TODO A global layout option?
|
|
if (isFunction(labelItem.layoutOption)) {
|
|
layoutOption = labelItem.layoutOption(prepareLayoutCallbackParams(labelItem, hostEl));
|
|
} else {
|
|
layoutOption = labelItem.layoutOption;
|
|
}
|
|
layoutOption = layoutOption || {};
|
|
labelItem.computedLayoutOption = layoutOption;
|
|
var degreeToRadian = Math.PI / 180;
|
|
// TODO hostEl should always exists.
|
|
// Or label should not have parent because the x, y is all in global space.
|
|
if (hostEl) {
|
|
hostEl.setTextConfig({
|
|
// Force to set local false.
|
|
local: false,
|
|
// Ignore position and rotation config on the host el if x or y is changed.
|
|
position: layoutOption.x != null || layoutOption.y != null ? null : defaultLabelAttr.attachedPos,
|
|
// Ignore rotation config on the host el if rotation is changed.
|
|
rotation: layoutOption.rotate != null ? layoutOption.rotate * degreeToRadian : defaultLabelAttr.attachedRot,
|
|
offset: [layoutOption.dx || 0, layoutOption.dy || 0]
|
|
});
|
|
}
|
|
var needsUpdateLabelLine = false;
|
|
if (layoutOption.x != null) {
|
|
// TODO width of chart view.
|
|
label.x = parsePercent(layoutOption.x, width);
|
|
label.setStyle('x', 0); // Ignore movement in style. TODO: origin.
|
|
needsUpdateLabelLine = true;
|
|
} else {
|
|
label.x = defaultLabelAttr.x;
|
|
label.setStyle('x', defaultLabelAttr.style.x);
|
|
}
|
|
if (layoutOption.y != null) {
|
|
// TODO height of chart view.
|
|
label.y = parsePercent(layoutOption.y, height);
|
|
label.setStyle('y', 0); // Ignore movement in style.
|
|
needsUpdateLabelLine = true;
|
|
} else {
|
|
label.y = defaultLabelAttr.y;
|
|
label.setStyle('y', defaultLabelAttr.style.y);
|
|
}
|
|
if (layoutOption.labelLinePoints) {
|
|
var guideLine = hostEl.getTextGuideLine();
|
|
if (guideLine) {
|
|
guideLine.setShape({
|
|
points: layoutOption.labelLinePoints
|
|
});
|
|
// Not update
|
|
needsUpdateLabelLine = false;
|
|
}
|
|
}
|
|
var labelLayoutStore = labelLayoutInnerStore(label);
|
|
labelLayoutStore.needsUpdateLabelLine = needsUpdateLabelLine;
|
|
label.rotation = layoutOption.rotate != null ? layoutOption.rotate * degreeToRadian : defaultLabelAttr.rotation;
|
|
label.scaleX = defaultLabelAttr.scaleX;
|
|
label.scaleY = defaultLabelAttr.scaleY;
|
|
for (var k = 0; k < LABEL_OPTION_TO_STYLE_KEYS.length; k++) {
|
|
var key = LABEL_OPTION_TO_STYLE_KEYS[k];
|
|
label.setStyle(key, layoutOption[key] != null ? layoutOption[key] : defaultLabelAttr.style[key]);
|
|
}
|
|
if (layoutOption.draggable) {
|
|
label.draggable = true;
|
|
label.cursor = 'move';
|
|
if (hostEl) {
|
|
var hostModel = labelItem.seriesModel;
|
|
if (labelItem.dataIndex != null) {
|
|
var data = labelItem.seriesModel.getData(labelItem.dataType);
|
|
hostModel = data.getItemModel(labelItem.dataIndex);
|
|
}
|
|
label.on('drag', createDragHandler(hostEl, hostModel.getModel('labelLine')));
|
|
}
|
|
} else {
|
|
// TODO Other drag functions?
|
|
label.off('drag');
|
|
label.cursor = defaultLabelAttr.cursor;
|
|
}
|
|
}
|
|
};
|
|
LabelManager.prototype.layout = function (api) {
|
|
var width = api.getWidth();
|
|
var height = api.getHeight();
|
|
var labelList = prepareLayoutList(this._labelList);
|
|
var labelsNeedsAdjustOnX = filter(labelList, function (item) {
|
|
return item.layoutOption.moveOverlap === 'shiftX';
|
|
});
|
|
var labelsNeedsAdjustOnY = filter(labelList, function (item) {
|
|
return item.layoutOption.moveOverlap === 'shiftY';
|
|
});
|
|
shiftLayoutOnX(labelsNeedsAdjustOnX, 0, width);
|
|
shiftLayoutOnY(labelsNeedsAdjustOnY, 0, height);
|
|
var labelsNeedsHideOverlap = filter(labelList, function (item) {
|
|
return item.layoutOption.hideOverlap;
|
|
});
|
|
hideOverlap(labelsNeedsHideOverlap);
|
|
};
|
|
/**
|
|
* Process all labels. Not only labels with layoutOption.
|
|
*/
|
|
LabelManager.prototype.processLabelsOverall = function () {
|
|
var _this = this;
|
|
each(this._chartViewList, function (chartView) {
|
|
var seriesModel = chartView.__model;
|
|
var ignoreLabelLineUpdate = chartView.ignoreLabelLineUpdate;
|
|
var animationEnabled = seriesModel.isAnimationEnabled();
|
|
chartView.group.traverse(function (child) {
|
|
if (child.ignore && !child.forceLabelAnimation) {
|
|
return true; // Stop traverse descendants.
|
|
}
|
|
|
|
var needsUpdateLabelLine = !ignoreLabelLineUpdate;
|
|
var label = child.getTextContent();
|
|
if (!needsUpdateLabelLine && label) {
|
|
needsUpdateLabelLine = labelLayoutInnerStore(label).needsUpdateLabelLine;
|
|
}
|
|
if (needsUpdateLabelLine) {
|
|
_this._updateLabelLine(child, seriesModel);
|
|
}
|
|
if (animationEnabled) {
|
|
_this._animateLabels(child, seriesModel);
|
|
}
|
|
});
|
|
});
|
|
};
|
|
LabelManager.prototype._updateLabelLine = function (el, seriesModel) {
|
|
// Only support label being hosted on graphic elements.
|
|
var textEl = el.getTextContent();
|
|
// Update label line style.
|
|
var ecData = getECData(el);
|
|
var dataIndex = ecData.dataIndex;
|
|
// Only support labelLine on the labels represent data.
|
|
if (textEl && dataIndex != null) {
|
|
var data = seriesModel.getData(ecData.dataType);
|
|
var itemModel = data.getItemModel(dataIndex);
|
|
var defaultStyle = {};
|
|
var visualStyle = data.getItemVisual(dataIndex, 'style');
|
|
if (visualStyle) {
|
|
var visualType = data.getVisual('drawType');
|
|
// Default to be same with main color
|
|
defaultStyle.stroke = visualStyle[visualType];
|
|
}
|
|
var labelLineModel = itemModel.getModel('labelLine');
|
|
setLabelLineStyle(el, getLabelLineStatesModels(itemModel), defaultStyle);
|
|
updateLabelLinePoints(el, labelLineModel);
|
|
}
|
|
};
|
|
LabelManager.prototype._animateLabels = function (el, seriesModel) {
|
|
var textEl = el.getTextContent();
|
|
var guideLine = el.getTextGuideLine();
|
|
// Animate
|
|
if (textEl
|
|
// `forceLabelAnimation` has the highest priority
|
|
&& (el.forceLabelAnimation || !textEl.ignore && !textEl.invisible && !el.disableLabelAnimation && !isElementRemoved(el))) {
|
|
var layoutStore = labelLayoutInnerStore(textEl);
|
|
var oldLayout = layoutStore.oldLayout;
|
|
var ecData = getECData(el);
|
|
var dataIndex = ecData.dataIndex;
|
|
var newProps = {
|
|
x: textEl.x,
|
|
y: textEl.y,
|
|
rotation: textEl.rotation
|
|
};
|
|
var data = seriesModel.getData(ecData.dataType);
|
|
if (!oldLayout) {
|
|
textEl.attr(newProps);
|
|
// Disable fade in animation if value animation is enabled.
|
|
if (!labelInner(textEl).valueAnimation) {
|
|
var oldOpacity = retrieve2(textEl.style.opacity, 1);
|
|
// Fade in animation
|
|
textEl.style.opacity = 0;
|
|
initProps(textEl, {
|
|
style: {
|
|
opacity: oldOpacity
|
|
}
|
|
}, seriesModel, dataIndex);
|
|
}
|
|
} else {
|
|
textEl.attr(oldLayout);
|
|
// Make sure the animation from is in the right status.
|
|
var prevStates = el.prevStates;
|
|
if (prevStates) {
|
|
if (indexOf(prevStates, 'select') >= 0) {
|
|
textEl.attr(layoutStore.oldLayoutSelect);
|
|
}
|
|
if (indexOf(prevStates, 'emphasis') >= 0) {
|
|
textEl.attr(layoutStore.oldLayoutEmphasis);
|
|
}
|
|
}
|
|
updateProps(textEl, newProps, seriesModel, dataIndex);
|
|
}
|
|
layoutStore.oldLayout = newProps;
|
|
if (textEl.states.select) {
|
|
var layoutSelect = layoutStore.oldLayoutSelect = {};
|
|
extendWithKeys(layoutSelect, newProps, LABEL_LAYOUT_PROPS);
|
|
extendWithKeys(layoutSelect, textEl.states.select, LABEL_LAYOUT_PROPS);
|
|
}
|
|
if (textEl.states.emphasis) {
|
|
var layoutEmphasis = layoutStore.oldLayoutEmphasis = {};
|
|
extendWithKeys(layoutEmphasis, newProps, LABEL_LAYOUT_PROPS);
|
|
extendWithKeys(layoutEmphasis, textEl.states.emphasis, LABEL_LAYOUT_PROPS);
|
|
}
|
|
animateLabelValue(textEl, dataIndex, data, seriesModel, seriesModel);
|
|
}
|
|
if (guideLine && !guideLine.ignore && !guideLine.invisible) {
|
|
var layoutStore = labelLineAnimationStore(guideLine);
|
|
var oldLayout = layoutStore.oldLayout;
|
|
var newLayout = {
|
|
points: guideLine.shape.points
|
|
};
|
|
if (!oldLayout) {
|
|
guideLine.setShape(newLayout);
|
|
guideLine.style.strokePercent = 0;
|
|
initProps(guideLine, {
|
|
style: {
|
|
strokePercent: 1
|
|
}
|
|
}, seriesModel);
|
|
} else {
|
|
guideLine.attr({
|
|
shape: oldLayout
|
|
});
|
|
updateProps(guideLine, {
|
|
shape: newLayout
|
|
}, seriesModel);
|
|
}
|
|
layoutStore.oldLayout = newLayout;
|
|
}
|
|
};
|
|
return LabelManager;
|
|
}();
|
|
export default LabelManager; |