excelize/shape.go

456 lines
15 KiB
Go

// Copyright 2016 - 2019 The excelize Authors. All rights reserved. Use of
// this source code is governed by a BSD-style license that can be found in
// the LICENSE file.
//
// Package excelize providing a set of functions that allow you to write to
// and read from XLSX files. Support reads and writes XLSX file generated by
// Microsoft Excel™ 2007 and later. Support save file without losing original
// charts of XLSX. This library needs Go version 1.10 or later.
package excelize
import (
"encoding/json"
"strconv"
"strings"
)
// parseFormatShapeSet provides a function to parse the format settings of the
// shape with default value.
func parseFormatShapeSet(formatSet string) (*formatShape, error) {
format := formatShape{
Width: 160,
Height: 160,
Format: formatPicture{
FPrintsWithSheet: true,
FLocksWithSheet: false,
NoChangeAspect: false,
OffsetX: 0,
OffsetY: 0,
XScale: 1.0,
YScale: 1.0,
},
}
err := json.Unmarshal([]byte(formatSet), &format)
return &format, err
}
// AddShape provides the method to add shape in a sheet by given worksheet
// index, shape format set (such as offset, scale, aspect ratio setting and
// print settings) and properties set. For example, add text box (rect shape)
// in Sheet1:
//
// err := f.AddShape("Sheet1", "G6", `{"type":"rect","color":{"line":"#4286F4","fill":"#8eb9ff"},"paragraph":[{"text":"Rectangle Shape","font":{"bold":true,"italic":true,"family":"Times New Roman","size":36,"color":"#777777","underline":"sng"}}],"width":180,"height": 90}`)
//
// The following shows the type of shape supported by excelize:
//
// accentBorderCallout1 (Callout 1 with Border and Accent Shape)
// accentBorderCallout2 (Callout 2 with Border and Accent Shape)
// accentBorderCallout3 (Callout 3 with Border and Accent Shape)
// accentCallout1 (Callout 1 Shape)
// accentCallout2 (Callout 2 Shape)
// accentCallout3 (Callout 3 Shape)
// actionButtonBackPrevious (Back or Previous Button Shape)
// actionButtonBeginning (Beginning Button Shape)
// actionButtonBlank (Blank Button Shape)
// actionButtonDocument (Document Button Shape)
// actionButtonEnd (End Button Shape)
// actionButtonForwardNext (Forward or Next Button Shape)
// actionButtonHelp (Help Button Shape)
// actionButtonHome (Home Button Shape)
// actionButtonInformation (Information Button Shape)
// actionButtonMovie (Movie Button Shape)
// actionButtonReturn (Return Button Shape)
// actionButtonSound (Sound Button Shape)
// arc (Curved Arc Shape)
// bentArrow (Bent Arrow Shape)
// bentConnector2 (Bent Connector 2 Shape)
// bentConnector3 (Bent Connector 3 Shape)
// bentConnector4 (Bent Connector 4 Shape)
// bentConnector5 (Bent Connector 5 Shape)
// bentUpArrow (Bent Up Arrow Shape)
// bevel (Bevel Shape)
// blockArc (Block Arc Shape)
// borderCallout1 (Callout 1 with Border Shape)
// borderCallout2 (Callout 2 with Border Shape)
// borderCallout3 (Callout 3 with Border Shape)
// bracePair (Brace Pair Shape)
// bracketPair (Bracket Pair Shape)
// callout1 (Callout 1 Shape)
// callout2 (Callout 2 Shape)
// callout3 (Callout 3 Shape)
// can (Can Shape)
// chartPlus (Chart Plus Shape)
// chartStar (Chart Star Shape)
// chartX (Chart X Shape)
// chevron (Chevron Shape)
// chord (Chord Shape)
// circularArrow (Circular Arrow Shape)
// cloud (Cloud Shape)
// cloudCallout (Callout Cloud Shape)
// corner (Corner Shape)
// cornerTabs (Corner Tabs Shape)
// cube (Cube Shape)
// curvedConnector2 (Curved Connector 2 Shape)
// curvedConnector3 (Curved Connector 3 Shape)
// curvedConnector4 (Curved Connector 4 Shape)
// curvedConnector5 (Curved Connector 5 Shape)
// curvedDownArrow (Curved Down Arrow Shape)
// curvedLeftArrow (Curved Left Arrow Shape)
// curvedRightArrow (Curved Right Arrow Shape)
// curvedUpArrow (Curved Up Arrow Shape)
// decagon (Decagon Shape)
// diagStripe (Diagonal Stripe Shape)
// diamond (Diamond Shape)
// dodecagon (Dodecagon Shape)
// donut (Donut Shape)
// doubleWave (Double Wave Shape)
// downArrow (Down Arrow Shape)
// downArrowCallout (Callout Down Arrow Shape)
// ellipse (Ellipse Shape)
// ellipseRibbon (Ellipse Ribbon Shape)
// ellipseRibbon2 (Ellipse Ribbon 2 Shape)
// flowChartAlternateProcess (Alternate Process Flow Shape)
// flowChartCollate (Collate Flow Shape)
// flowChartConnector (Connector Flow Shape)
// flowChartDecision (Decision Flow Shape)
// flowChartDelay (Delay Flow Shape)
// flowChartDisplay (Display Flow Shape)
// flowChartDocument (Document Flow Shape)
// flowChartExtract (Extract Flow Shape)
// flowChartInputOutput (Input Output Flow Shape)
// flowChartInternalStorage (Internal Storage Flow Shape)
// flowChartMagneticDisk (Magnetic Disk Flow Shape)
// flowChartMagneticDrum (Magnetic Drum Flow Shape)
// flowChartMagneticTape (Magnetic Tape Flow Shape)
// flowChartManualInput (Manual Input Flow Shape)
// flowChartManualOperation (Manual Operation Flow Shape)
// flowChartMerge (Merge Flow Shape)
// flowChartMultidocument (Multi-Document Flow Shape)
// flowChartOfflineStorage (Offline Storage Flow Shape)
// flowChartOffpageConnector (Off-Page Connector Flow Shape)
// flowChartOnlineStorage (Online Storage Flow Shape)
// flowChartOr (Or Flow Shape)
// flowChartPredefinedProcess (Predefined Process Flow Shape)
// flowChartPreparation (Preparation Flow Shape)
// flowChartProcess (Process Flow Shape)
// flowChartPunchedCard (Punched Card Flow Shape)
// flowChartPunchedTape (Punched Tape Flow Shape)
// flowChartSort (Sort Flow Shape)
// flowChartSummingJunction (Summing Junction Flow Shape)
// flowChartTerminator (Terminator Flow Shape)
// foldedCorner (Folded Corner Shape)
// frame (Frame Shape)
// funnel (Funnel Shape)
// gear6 (Gear 6 Shape)
// gear9 (Gear 9 Shape)
// halfFrame (Half Frame Shape)
// heart (Heart Shape)
// heptagon (Heptagon Shape)
// hexagon (Hexagon Shape)
// homePlate (Home Plate Shape)
// horizontalScroll (Horizontal Scroll Shape)
// irregularSeal1 (Irregular Seal 1 Shape)
// irregularSeal2 (Irregular Seal 2 Shape)
// leftArrow (Left Arrow Shape)
// leftArrowCallout (Callout Left Arrow Shape)
// leftBrace (Left Brace Shape)
// leftBracket (Left Bracket Shape)
// leftCircularArrow (Left Circular Arrow Shape)
// leftRightArrow (Left Right Arrow Shape)
// leftRightArrowCallout (Callout Left Right Arrow Shape)
// leftRightCircularArrow (Left Right Circular Arrow Shape)
// leftRightRibbon (Left Right Ribbon Shape)
// leftRightUpArrow (Left Right Up Arrow Shape)
// leftUpArrow (Left Up Arrow Shape)
// lightningBolt (Lightning Bolt Shape)
// line (Line Shape)
// lineInv (Line Inverse Shape)
// mathDivide (Divide Math Shape)
// mathEqual (Equal Math Shape)
// mathMinus (Minus Math Shape)
// mathMultiply (Multiply Math Shape)
// mathNotEqual (Not Equal Math Shape)
// mathPlus (Plus Math Shape)
// moon (Moon Shape)
// nonIsoscelesTrapezoid (Non-Isosceles Trapezoid Shape)
// noSmoking (No Smoking Shape)
// notchedRightArrow (Notched Right Arrow Shape)
// octagon (Octagon Shape)
// parallelogram (Parallelogram Shape)
// pentagon (Pentagon Shape)
// pie (Pie Shape)
// pieWedge (Pie Wedge Shape)
// plaque (Plaque Shape)
// plaqueTabs (Plaque Tabs Shape)
// plus (Plus Shape)
// quadArrow (Quad-Arrow Shape)
// quadArrowCallout (Callout Quad-Arrow Shape)
// rect (Rectangle Shape)
// ribbon (Ribbon Shape)
// ribbon2 (Ribbon 2 Shape)
// rightArrow (Right Arrow Shape)
// rightArrowCallout (Callout Right Arrow Shape)
// rightBrace (Right Brace Shape)
// rightBracket (Right Bracket Shape)
// round1Rect (One Round Corner Rectangle Shape)
// round2DiagRect (Two Diagonal Round Corner Rectangle Shape)
// round2SameRect (Two Same-side Round Corner Rectangle Shape)
// roundRect (Round Corner Rectangle Shape)
// rtTriangle (Right Triangle Shape)
// smileyFace (Smiley Face Shape)
// snip1Rect (One Snip Corner Rectangle Shape)
// snip2DiagRect (Two Diagonal Snip Corner Rectangle Shape)
// snip2SameRect (Two Same-side Snip Corner Rectangle Shape)
// snipRoundRect (One Snip One Round Corner Rectangle Shape)
// squareTabs (Square Tabs Shape)
// star10 (Ten Pointed Star Shape)
// star12 (Twelve Pointed Star Shape)
// star16 (Sixteen Pointed Star Shape)
// star24 (Twenty Four Pointed Star Shape)
// star32 (Thirty Two Pointed Star Shape)
// star4 (Four Pointed Star Shape)
// star5 (Five Pointed Star Shape)
// star6 (Six Pointed Star Shape)
// star7 (Seven Pointed Star Shape)
// star8 (Eight Pointed Star Shape)
// straightConnector1 (Straight Connector 1 Shape)
// stripedRightArrow (Striped Right Arrow Shape)
// sun (Sun Shape)
// swooshArrow (Swoosh Arrow Shape)
// teardrop (Teardrop Shape)
// trapezoid (Trapezoid Shape)
// triangle (Triangle Shape)
// upArrow (Up Arrow Shape)
// upArrowCallout (Callout Up Arrow Shape)
// upDownArrow (Up Down Arrow Shape)
// upDownArrowCallout (Callout Up Down Arrow Shape)
// uturnArrow (U-Turn Arrow Shape)
// verticalScroll (Vertical Scroll Shape)
// wave (Wave Shape)
// wedgeEllipseCallout (Callout Wedge Ellipse Shape)
// wedgeRectCallout (Callout Wedge Rectangle Shape)
// wedgeRoundRectCallout (Callout Wedge Round Rectangle Shape)
//
// The following shows the type of text underline supported by excelize:
//
// none
// words
// sng
// dbl
// heavy
// dotted
// dottedHeavy
// dash
// dashHeavy
// dashLong
// dashLongHeavy
// dotDash
// dotDashHeavy
// dotDotDash
// dotDotDashHeavy
// wavy
// wavyHeavy
// wavyDbl
//
func (f *File) AddShape(sheet, cell, format string) error {
formatSet, err := parseFormatShapeSet(format)
if err != nil {
return err
}
// Read sheet data.
xlsx, err := f.workSheetReader(sheet)
if err != nil {
return err
}
// Add first shape for given sheet, create xl/drawings/ and xl/drawings/_rels/ folder.
drawingID := f.countDrawings() + 1
drawingXML := "xl/drawings/drawing" + strconv.Itoa(drawingID) + ".xml"
sheetRelationshipsDrawingXML := "../drawings/drawing" + strconv.Itoa(drawingID) + ".xml"
if xlsx.Drawing != nil {
// The worksheet already has a shape or chart relationships, use the relationships drawing ../drawings/drawing%d.xml.
sheetRelationshipsDrawingXML = f.getSheetRelationshipsTargetByID(sheet, xlsx.Drawing.RID)
drawingID, _ = strconv.Atoi(strings.TrimSuffix(strings.TrimPrefix(sheetRelationshipsDrawingXML, "../drawings/drawing"), ".xml"))
drawingXML = strings.Replace(sheetRelationshipsDrawingXML, "..", "xl", -1)
} else {
// Add first shape for given sheet.
rID := f.addSheetRelationships(sheet, SourceRelationshipDrawingML, sheetRelationshipsDrawingXML, "")
f.addSheetDrawing(sheet, rID)
}
err = f.addDrawingShape(sheet, drawingXML, cell, formatSet)
if err != nil {
return err
}
f.addContentTypePart(drawingID, "drawings")
return err
}
// addDrawingShape provides a function to add preset geometry by given sheet,
// drawingXMLand format sets.
func (f *File) addDrawingShape(sheet, drawingXML, cell string, formatSet *formatShape) error {
fromCol, fromRow, err := CellNameToCoordinates(cell)
if err != nil {
return err
}
colIdx := fromCol - 1
rowIdx := fromRow - 1
textUnderlineType := map[string]bool{
"none": true,
"words": true,
"sng": true,
"dbl": true,
"heavy": true,
"dotted": true,
"dottedHeavy": true,
"dash": true,
"dashHeavy": true,
"dashLong": true,
"dashLongHeavy": true,
"dotDash": true,
"dotDashHeavy": true,
"dotDotDash": true,
"dotDotDashHeavy": true,
"wavy": true,
"wavyHeavy": true,
"wavyDbl": true,
}
width := int(float64(formatSet.Width) * formatSet.Format.XScale)
height := int(float64(formatSet.Height) * formatSet.Format.YScale)
colStart, rowStart, _, _, colEnd, rowEnd, x2, y2 :=
f.positionObjectPixels(sheet, colIdx, rowIdx, formatSet.Format.OffsetX, formatSet.Format.OffsetY,
width, height)
content, cNvPrID := f.drawingParser(drawingXML)
twoCellAnchor := xdrCellAnchor{}
twoCellAnchor.EditAs = formatSet.Format.Positioning
from := xlsxFrom{}
from.Col = colStart
from.ColOff = formatSet.Format.OffsetX * EMU
from.Row = rowStart
from.RowOff = formatSet.Format.OffsetY * EMU
to := xlsxTo{}
to.Col = colEnd
to.ColOff = x2 * EMU
to.Row = rowEnd
to.RowOff = y2 * EMU
twoCellAnchor.From = &from
twoCellAnchor.To = &to
shape := xdrSp{
NvSpPr: &xdrNvSpPr{
CNvPr: &xlsxCNvPr{
ID: cNvPrID,
Name: "Shape " + strconv.Itoa(cNvPrID),
},
CNvSpPr: &xdrCNvSpPr{
TxBox: true,
},
},
SpPr: &xlsxSpPr{
PrstGeom: xlsxPrstGeom{
Prst: formatSet.Type,
},
},
Style: &xdrStyle{
LnRef: setShapeRef(formatSet.Color.Line, 2),
FillRef: setShapeRef(formatSet.Color.Fill, 1),
EffectRef: setShapeRef(formatSet.Color.Effect, 0),
FontRef: &aFontRef{
Idx: "minor",
SchemeClr: &attrValString{
Val: "tx1",
},
},
},
TxBody: &xdrTxBody{
BodyPr: &aBodyPr{
VertOverflow: "clip",
HorzOverflow: "clip",
Wrap: "none",
RtlCol: false,
Anchor: "t",
},
},
}
if len(formatSet.Paragraph) < 1 {
formatSet.Paragraph = []formatShapeParagraph{
{
Font: formatFont{
Bold: false,
Italic: false,
Underline: "none",
Family: f.GetDefaultFont(),
Size: 11,
Color: "#000000",
},
Text: " ",
},
}
}
for _, p := range formatSet.Paragraph {
u := p.Font.Underline
_, ok := textUnderlineType[u]
if !ok {
u = "none"
}
text := p.Text
if text == "" {
text = " "
}
paragraph := &aP{
R: &aR{
RPr: aRPr{
I: p.Font.Italic,
B: p.Font.Bold,
Lang: "en-US",
AltLang: "en-US",
U: u,
Sz: p.Font.Size * 100,
Latin: &aLatin{Typeface: p.Font.Family},
SolidFill: &aSolidFill{
SrgbClr: &attrValString{
Val: strings.Replace(strings.ToUpper(p.Font.Color), "#", "", -1),
},
},
},
T: text,
},
EndParaRPr: &aEndParaRPr{
Lang: "en-US",
},
}
shape.TxBody.P = append(shape.TxBody.P, paragraph)
}
twoCellAnchor.Sp = &shape
twoCellAnchor.ClientData = &xdrClientData{
FLocksWithSheet: formatSet.Format.FLocksWithSheet,
FPrintsWithSheet: formatSet.Format.FPrintsWithSheet,
}
content.TwoCellAnchor = append(content.TwoCellAnchor, &twoCellAnchor)
f.Drawings[drawingXML] = content
return err
}
// setShapeRef provides a function to set color with hex model by given actual
// color value.
func setShapeRef(color string, i int) *aRef {
if color == "" {
return &aRef{
Idx: 0,
ScrgbClr: &aScrgbClr{
R: 0,
G: 0,
B: 0,
},
}
}
return &aRef{
Idx: i,
SrgbClr: &attrValString{
Val: strings.Replace(strings.ToUpper(color), "#", "", -1),
},
}
}