/**
|
* echarts扩展zrender shape
|
*
|
* @author Kener (@Kener-林峰, kener.linfeng@gmail.com)
|
*
|
* shape类：icon
|
* 可配图形属性：
|
{
|
// 基础属性
|
shape : 'icon', // 必须，shape类标识，需要显式指定
|
id : {string}, // 必须，图形唯一标识，可通过'zrender/tool/guid'方法生成
|
zlevel : {number}, // 默认为0，z层level，决定绘画在哪层canvas中
|
invisible : {boolean}, // 默认为false，是否可见
|
|
// 样式属性，默认状态样式样式属性
|
style : {
|
x : {number}, // 必须，左上角横坐标
|
y : {number}, // 必须，左上角纵坐标
|
width : {number}, // 必须，宽度
|
height : {number}, // 必须，高度
|
iconType : {string}, // 必须，icon类型
|
},
|
|
// 样式属性，高亮样式属性，当不存在highlightStyle时使用基于默认样式扩展显示
|
highlightStyle : {
|
// 同style
|
}
|
|
// 交互属性，详见shape.Base
|
|
// 事件属性，详见shape.Base
|
}
|
*/
|
define(function (require) {
|
var zrUtil = require('zrender/tool/util');
|
|
function _iconMark(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
ctx.moveTo(x, y + style.height);
|
ctx.lineTo(x + 5 * dx, y + 14 * dy);
|
ctx.lineTo(x + style.width, y + 3 * dy);
|
ctx.lineTo(x + 13 * dx, y);
|
ctx.lineTo(x + 2 * dx, y + 11 * dy);
|
ctx.lineTo(x, y + style.height);
|
|
ctx.moveTo(x + 6 * dx, y + 10 * dy);
|
ctx.lineTo(x + 14 * dx, y + 2 * dy);
|
|
ctx.moveTo(x + 10 * dx, y + 13 * dy);
|
ctx.lineTo(x + style.width, y + 13 * dy);
|
|
ctx.moveTo(x + 13 * dx, y + 10 * dy);
|
ctx.lineTo(x + 13 * dx, y + style.height);
|
}
|
|
function _iconMarkUndo(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
ctx.moveTo(x, y + style.height);
|
ctx.lineTo(x + 5 * dx, y + 14 * dy);
|
ctx.lineTo(x + style.width, y + 3 * dy);
|
ctx.lineTo(x + 13 * dx, y);
|
ctx.lineTo(x + 2 * dx, y + 11 * dy);
|
ctx.lineTo(x, y + style.height);
|
|
ctx.moveTo(x + 6 * dx, y + 10 * dy);
|
ctx.lineTo(x + 14 * dx, y + 2 * dy);
|
|
ctx.moveTo(x + 10 * dx, y + 13 * dy);
|
ctx.lineTo(x + style.width, y + 13 * dy);
|
}
|
|
function _iconMarkClear(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x + 4 * dx, y + 15 * dy);
|
ctx.lineTo(x + 9 * dx, y + 13 * dy);
|
ctx.lineTo(x + 14 * dx, y + 8 * dy);
|
ctx.lineTo(x + 11 * dx, y + 5 * dy);
|
ctx.lineTo(x + 6 * dx, y + 10 * dy);
|
ctx.lineTo(x + 4 * dx, y + 15 * dy);
|
|
ctx.moveTo(x + 5 * dx, y);
|
ctx.lineTo(x + 11 * dx, y);
|
ctx.moveTo(x + 5 * dx, y + dy);
|
ctx.lineTo(x + 11 * dx, y + dy);
|
ctx.moveTo(x, y + 2 * dy);
|
ctx.lineTo(x + style.width, y + 2 * dy);
|
|
ctx.moveTo(x, y + 5 * dy);
|
ctx.lineTo(x + 3 * dx, y + style.height);
|
ctx.lineTo(x + 13 * dx, y + style.height);
|
ctx.lineTo(x + style.width, y + 5 * dy);
|
}
|
|
function _iconDataZoom(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x, y + 3 * dy);
|
ctx.lineTo(x + 6 * dx, y + 3 * dy);
|
|
ctx.moveTo(x + 3 * dx, y);
|
ctx.lineTo(x + 3 * dx, y + 6 * dy);
|
|
ctx.moveTo(x + 3 * dx, y + 8 * dy);
|
ctx.lineTo(x + 3 * dx, y + style.height);
|
ctx.lineTo(x + style.width, y + style.height);
|
ctx.lineTo(x + style.width, y + 3 * dy);
|
ctx.lineTo(x + 8 * dx, y + 3 * dy);
|
}
|
|
function _iconDataZoomReset(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x + 6 * dx, y);
|
ctx.lineTo(x + 2 * dx, y + 3 * dy);
|
ctx.lineTo(x + 6 * dx, y + 6 * dy);
|
|
ctx.moveTo(x + 2 * dx, y + 3 * dy);
|
ctx.lineTo(x + 14 * dx, y + 3 * dy);
|
ctx.lineTo(x + 14 * dx, y + 11 * dy);
|
|
ctx.moveTo(x + 2 * dx, y + 5 * dy);
|
ctx.lineTo(x + 2 * dx, y + 13 * dy);
|
ctx.lineTo(x + 14 * dx, y + 13 * dy);
|
|
ctx.moveTo(x + 10 * dx, y + 10 * dy);
|
ctx.lineTo(x + 14 * dx, y + 13 * dy);
|
ctx.lineTo(x + 10 * dx, y + style.height);
|
}
|
|
function _iconRestore(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
var r = style.width / 2;
|
|
ctx.lineWidth = 1.5;
|
|
ctx.arc(x + r, y + r, r - dx, 0, Math.PI * 2 / 3);
|
ctx.moveTo(x + 3 * dx, y + style.height);
|
ctx.lineTo(x + 0 * dx, y + 12 * dy);
|
ctx.lineTo(x + 5 * dx, y + 11 * dy);
|
|
ctx.moveTo(x, y + 8 * dy);
|
ctx.arc(x + r, y + r, r - dx, Math.PI, Math.PI * 5 / 3);
|
ctx.moveTo(x + 13 * dx, y);
|
ctx.lineTo(x + style.width, y + 4 * dy);
|
ctx.lineTo(x + 11 * dx, y + 5 * dy);
|
}
|
|
function _iconLineChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x, y);
|
ctx.lineTo(x, y + style.height);
|
ctx.lineTo(x + style.width, y + style.height);
|
|
ctx.moveTo(x + 2 * dx, y + 14 * dy);
|
ctx.lineTo(x + 7 * dx, y + 6 * dy);
|
ctx.lineTo(x + 11 * dx, y + 11 * dy);
|
ctx.lineTo(x + 15 * dx, y + 2 * dy);
|
}
|
|
function _iconBarChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x, y);
|
ctx.lineTo(x, y + style.height);
|
ctx.lineTo(x + style.width, y + style.height);
|
|
ctx.moveTo(x + 3 * dx, y + 14 * dy);
|
ctx.lineTo(x + 3 * dx, y + 6 * dy);
|
ctx.lineTo(x + 4 * dx, y + 6 * dy);
|
ctx.lineTo(x + 4 * dx, y + 14 * dy);
|
ctx.moveTo(x + 7 * dx, y + 14 * dy);
|
ctx.lineTo(x + 7 * dx, y + 2 * dy);
|
ctx.lineTo(x + 8 * dx, y + 2 * dy);
|
ctx.lineTo(x + 8 * dx, y + 14 * dy);
|
ctx.moveTo(x + 11 * dx, y + 14 * dy);
|
ctx.lineTo(x + 11 * dx, y + 9 * dy);
|
ctx.lineTo(x + 12 * dx, y + 9 * dy);
|
ctx.lineTo(x + 12 * dx, y + 14 * dy);
|
}
|
|
function _iconPieChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width - 2;
|
var height = style.height - 2;
|
var r = Math.min(width, height) / 2;
|
y += 2;
|
ctx.moveTo(x + r + 3, y + r - 3);
|
ctx.arc(x + r + 3, y + r - 3, r - 1, 0, -Math.PI / 2, true);
|
ctx.lineTo(x + r + 3, y + r - 3);
|
|
ctx.moveTo(x + r, y);
|
ctx.lineTo(x + r, y + r);
|
ctx.arc(x + r, y + r, r, -Math.PI / 2, Math.PI * 2, true);
|
ctx.lineTo(x + r, y + r);
|
ctx.lineWidth = 1.5;
|
}
|
|
function _iconFunnelChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
y -= dy;
|
ctx.moveTo(x + 1 * dx, y + 2 * dy);
|
ctx.lineTo(x + 15 * dx, y + 2 * dy);
|
ctx.lineTo(x + 14 * dx, y + 3 * dy);
|
ctx.lineTo(x + 2 * dx, y + 3 * dy);
|
|
ctx.moveTo(x + 3 * dx, y + 6 * dy);
|
ctx.lineTo(x + 13 * dx, y + 6 * dy);
|
ctx.lineTo(x + 12 * dx, y + 7 * dy);
|
ctx.lineTo(x + 4 * dx, y + 7 * dy);
|
|
ctx.moveTo(x + 5 * dx, y + 10 * dy);
|
ctx.lineTo(x + 11 * dx, y + 10 * dy);
|
ctx.lineTo(x + 10 * dx, y + 11 * dy);
|
ctx.lineTo(x + 6 * dx, y + 11 * dy);
|
|
ctx.moveTo(x + 7 * dx, y + 14 * dy);
|
ctx.lineTo(x + 9 * dx, y + 14 * dy);
|
ctx.lineTo(x + 8 * dx, y + 15 * dy);
|
ctx.lineTo(x + 7 * dx, y + 15 * dy);
|
}
|
|
function _iconForceChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width;
|
var height = style.height;
|
var dx = width / 16;
|
var dy = height / 16;
|
var r = Math.min(dx, dy) * 2;
|
|
ctx.moveTo(x + dx + r, y + dy + r);
|
ctx.arc(x + dx, y + dy, r, Math.PI / 4, Math.PI * 3);
|
|
ctx.lineTo(x + 7 * dx - r, y + 6 * dy - r);
|
ctx.arc(x + 7 * dx, y + 6 * dy, r, Math.PI / 4 * 5, Math.PI * 4);
|
ctx.arc(x + 7 * dx, y + 6 * dy, r / 2, Math.PI / 4 * 5, Math.PI * 4);
|
|
ctx.moveTo(x + 7 * dx - r / 2, y + 6 * dy + r);
|
ctx.lineTo(x + dx + r, y + 14 * dy - r);
|
ctx.arc(x + dx, y + 14 * dy, r, -Math.PI / 4, Math.PI * 2);
|
|
ctx.moveTo(x + 7 * dx + r / 2, y + 6 * dy);
|
ctx.lineTo(x + 14 * dx - r, y + 10 * dy - r / 2);
|
ctx.moveTo(x + 16 * dx, y + 10 * dy);
|
ctx.arc(x + 14 * dx, y + 10 * dy, r, 0, Math.PI * 3);
|
ctx.lineWidth = 1.5;
|
}
|
|
function _iconChordChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width;
|
var height = style.height;
|
var r = Math.min(width, height) / 2;
|
|
ctx.moveTo(x + width, y + height / 2);
|
ctx.arc(x + r, y + r, r, 0, Math.PI * 2);
|
|
ctx.arc(x + r, y, r, Math.PI / 4, Math.PI / 5 * 4);
|
ctx.arc(x, y + r, r, -Math.PI / 3, Math.PI / 3);
|
ctx.arc(x + width, y + height, r, Math.PI, Math.PI / 2 * 3);
|
ctx.lineWidth = 1.5;
|
}
|
|
function _iconStackChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width;
|
var height = style.height;
|
var dy = Math.round(height / 3);
|
var delta = Math.round((dy - 2) / 2);
|
var len = 3;
|
while (len--) {
|
ctx.rect(x, y + dy * len + delta, width, 2);
|
}
|
}
|
|
function _iconTiledChart(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width;
|
var height = style.height;
|
var dx = Math.round(width / 3);
|
var delta = Math.round((dx - 2) / 2);
|
var len = 3;
|
while (len--) {
|
ctx.rect(x + dx * len + delta, y, 2, height);
|
}
|
}
|
|
function _iconDataView(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
|
ctx.moveTo(x + dx, y);
|
ctx.lineTo(x + dx, y + style.height);
|
ctx.lineTo(x + 15 * dx, y + style.height);
|
ctx.lineTo(x + 15 * dx, y);
|
ctx.lineTo(x + dx, y);
|
|
ctx.moveTo(x + 3 * dx, y + 3 * dx);
|
ctx.lineTo(x + 13 * dx, y + 3 * dx);
|
|
ctx.moveTo(x + 3 * dx, y + 6 * dx);
|
ctx.lineTo(x + 13 * dx, y + 6 * dx);
|
|
ctx.moveTo(x + 3 * dx, y + 9 * dx);
|
ctx.lineTo(x + 13 * dx, y + 9 * dx);
|
|
ctx.moveTo(x + 3 * dx, y + 12 * dx);
|
ctx.lineTo(x + 9 * dx, y + 12 * dx);
|
}
|
|
function _iconSave(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
var dy = style.height / 16;
|
|
ctx.moveTo(x, y);
|
ctx.lineTo(x, y + style.height);
|
ctx.lineTo(x + style.width, y + style.height);
|
ctx.lineTo(x + style.width, y);
|
ctx.lineTo(x, y);
|
|
ctx.moveTo(x + 4 * dx, y);
|
ctx.lineTo(x + 4 * dx, y + 8 * dy);
|
ctx.lineTo(x + 12 * dx, y + 8 * dy);
|
ctx.lineTo(x + 12 * dx, y);
|
|
ctx.moveTo(x + 6 * dx, y + 11 * dy);
|
ctx.lineTo(x + 6 * dx, y + 13 * dy);
|
ctx.lineTo(x + 10 * dx, y + 13 * dy);
|
ctx.lineTo(x + 10 * dx, y + 11 * dy);
|
ctx.lineTo(x + 6 * dx, y + 11 * dy);
|
}
|
|
function _iconCross(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var width = style.width;
|
var height = style.height;
|
ctx.moveTo(x, y + height / 2);
|
ctx.lineTo(x + width, y + height / 2);
|
|
ctx.moveTo(x + width / 2, y);
|
ctx.lineTo(x + width / 2, y + height);
|
}
|
|
function _iconCircle(ctx, style) {
|
var width = style.width / 2;
|
var height = style.height / 2;
|
var r = Math.min(width, height);
|
ctx.moveTo(
|
style.x + width + r,
|
style.y + height
|
);
|
ctx.arc(
|
style.x + width,
|
style.y + height,
|
r,
|
0,
|
Math.PI * 2
|
);
|
ctx.closePath();
|
}
|
|
function _iconRectangle(ctx, style) {
|
ctx.rect(style.x, style.y, style.width, style.height);
|
ctx.closePath();
|
}
|
|
function _iconTriangle(ctx, style) {
|
var width = style.width / 2;
|
var height = style.height / 2;
|
var x = style.x + width;
|
var y = style.y + height;
|
var symbolSize = Math.min(width, height);
|
ctx.moveTo(x, y - symbolSize);
|
ctx.lineTo(x + symbolSize, y + symbolSize);
|
ctx.lineTo(x - symbolSize, y + symbolSize);
|
ctx.lineTo(x, y - symbolSize);
|
ctx.closePath();
|
}
|
|
function _iconDiamond(ctx, style) {
|
var width = style.width / 2;
|
var height = style.height / 2;
|
var x = style.x + width;
|
var y = style.y + height;
|
var symbolSize = Math.min(width, height);
|
ctx.moveTo(x, y - symbolSize);
|
ctx.lineTo(x + symbolSize, y);
|
ctx.lineTo(x, y + symbolSize);
|
ctx.lineTo(x - symbolSize, y);
|
ctx.lineTo(x, y - symbolSize);
|
ctx.closePath();
|
}
|
|
function _iconArrow(ctx, style) {
|
var x = style.x;
|
var y = style.y;
|
var dx = style.width / 16;
|
ctx.moveTo(x + 8 * dx, y);
|
ctx.lineTo(x + dx, y + style.height);
|
ctx.lineTo(x + 8 * dx, y + style.height / 4 * 3);
|
ctx.lineTo(x + 15 * dx, y + style.height);
|
ctx.lineTo(x + 8 * dx, y);
|
ctx.closePath();
|
}
|
|
function _iconStar(ctx, style) {
|
var StarShape = require('zrender/shape/Star');
|
var width = style.width / 2;
|
var height = style.height / 2;
|
StarShape.prototype.buildPath(ctx, {
|
x : style.x + width,
|
y : style.y + height,
|
r : Math.min(width, height),
|
n : style.n || 5
|
});
|
}
|
|
function _iconHeart(ctx, style) {
|
var HeartShape = require('zrender/shape/Heart');
|
HeartShape.prototype.buildPath(ctx, {
|
x : style.x + style.width / 2,
|
y : style.y + style.height * 0.2,
|
a : style.width / 2,
|
b : style.height * 0.8
|
});
|
}
|
|
function _iconDroplet(ctx, style) {
|
var DropletShape = require('zrender/shape/Droplet');
|
DropletShape.prototype.buildPath(ctx, {
|
x : style.x + style.width * 0.5,
|
y : style.y + style.height * 0.5,
|
a : style.width * 0.5,
|
b : style.height * 0.8
|
});
|
}
|
|
function _iconPin(ctx, style) {
|
var x = style.x;
|
var y = style.y - style.height / 2 * 1.5;
|
var width = style.width / 2;
|
var height = style.height / 2;
|
var r = Math.min(width, height);
|
ctx.arc(
|
x + width,
|
y + height,
|
r,
|
Math.PI / 5 * 4,
|
Math.PI / 5
|
);
|
ctx.lineTo(x + width, y + height + r * 1.5);
|
ctx.closePath();
|
}
|
|
function _iconImage(ctx, style, refreshNextFrame) {
|
var ImageShape = require('zrender/shape/Image');
|
this._imageShape = this._imageShape || new ImageShape({
|
style: {}
|
});
|
for (var name in style) {
|
this._imageShape.style[name] = style[name];
|
}
|
this._imageShape.brush(ctx, false, refreshNextFrame);
|
}
|
|
var Base = require('zrender/shape/Base');
|
|
function Icon(options) {
|
Base.call(this, options);
|
}
|
|
Icon.prototype = {
|
type : 'icon',
|
iconLibrary : {
|
mark : _iconMark,
|
markUndo : _iconMarkUndo,
|
markClear : _iconMarkClear,
|
dataZoom : _iconDataZoom,
|
dataZoomReset : _iconDataZoomReset,
|
restore : _iconRestore,
|
lineChart : _iconLineChart,
|
barChart : _iconBarChart,
|
pieChart : _iconPieChart,
|
funnelChart : _iconFunnelChart,
|
forceChart : _iconForceChart,
|
chordChart : _iconChordChart,
|
stackChart : _iconStackChart,
|
tiledChart : _iconTiledChart,
|
dataView : _iconDataView,
|
saveAsImage : _iconSave,
|
|
cross : _iconCross,
|
circle : _iconCircle,
|
rectangle : _iconRectangle,
|
triangle : _iconTriangle,
|
diamond : _iconDiamond,
|
arrow : _iconArrow,
|
star : _iconStar,
|
heart : _iconHeart,
|
droplet : _iconDroplet,
|
pin : _iconPin,
|
image : _iconImage
|
},
|
brush: function (ctx, isHighlight, refreshNextFrame) {
|
var style = isHighlight ? this.highlightStyle : this.style;
|
style = style || {};
|
var iconType = style.iconType || this.style.iconType;
|
if (iconType === 'image') {
|
var ImageShape = require('zrender/shape/Image');
|
ImageShape.prototype.brush.call(this, ctx, isHighlight, refreshNextFrame);
|
|
} else {
|
|
var style = this.beforeBrush(ctx, isHighlight);
|
|
ctx.beginPath();
|
this.buildPath(ctx, style, refreshNextFrame);
|
|
switch (style.brushType) {
|
/* jshint ignore:start */
|
case 'both':
|
ctx.fill();
|
case 'stroke':
|
style.lineWidth > 0 && ctx.stroke();
|
break;
|
/* jshint ignore:end */
|
default:
|
ctx.fill();
|
}
|
|
this.drawText(ctx, style, this.style);
|
|
this.afterBrush(ctx);
|
}
|
},
|
/**
|
* 创建矩形路径
|
* @param {Context2D} ctx Canvas 2D上下文
|
* @param {Object} style 样式
|
*/
|
buildPath : function (ctx, style, refreshNextFrame) {
|
if (this.iconLibrary[style.iconType]) {
|
this.iconLibrary[style.iconType].call(this, ctx, style, refreshNextFrame);
|
}
|
else {
|
ctx.moveTo(style.x, style.y);
|
ctx.lineTo(style.x + style.width, style.y);
|
ctx.lineTo(style.x + style.width, style.y + style.height);
|
ctx.lineTo(style.x, style.y + style.height);
|
ctx.lineTo(style.x, style.y);
|
ctx.closePath();
|
}
|
|
return;
|
},
|
|
/**
|
* 返回矩形区域，用于局部刷新和文字定位
|
* @param {Object} style
|
*/
|
getRect : function (style) {
|
if (style.__rect) {
|
return style.__rect;
|
}
|
|
// pin比较特殊，让尖端在目标x,y上
|
style.__rect = {
|
x : Math.round(style.x),
|
y : Math.round(style.y - (style.iconType == 'pin'
|
? (style.height / 2 * 1.5) : 0)
|
),
|
width : style.width,
|
height : style.height * (
|
style.iconType === 'pin' ? 1.25 : 1
|
)
|
};
|
|
return style.__rect;
|
},
|
|
isCover : function (x, y) {
|
var originPos = this.transformCoordToLocal(x, y);
|
x = originPos[0];
|
y = originPos[1];
|
|
// 快速预判并保留判断矩形
|
var rect = this.style.__rect;
|
if (!rect) {
|
rect = this.style.__rect = this.getRect(this.style);
|
}
|
// 提高交互体验，太小的图形包围盒四向扩大4px
|
var delta = (rect.height < 8 || rect.width < 8 ) ? 4 : 0;
|
return x >= rect.x - delta
|
&& x <= (rect.x + rect.width + delta)
|
&& y >= rect.y - delta
|
&& y <= (rect.y + rect.height + delta);
|
}
|
};
|
|
zrUtil.inherits(Icon, Base);
|
|
return Icon;
|
});
|
