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labels.prg
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labels.prg
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LPARAMETERS lnType, lnTextLeft, lnTextTop, lnWidth, lnHeight, lnCenterX, lnCenterY, lnPointerSide, lnPointerSubSide, lnPointerWidth
LOCAL lcPolygon, lcStr, lnBottom, lnCount, lnHalf, lnLine, lnRad, lnRight, lnTop
m.lnHalf = lnHeight/2
lnRad= INT(MAX(MIN( lnWidth, lnHeight)/10,2))
lcPolygon=''
lnTop = lnTextTop && -lnHalf
lnBottom = lnTextTop + lnHeight
lnRight = lnTextLeft+lnWidth
lnAwayFromCenter = .15 && Relative. Halh of height/width
lnPointerWidth = IIF(VARTYPE(lnPointerWidth)='N',lnPointerWidth,.5)
lnPointerSide = IIF(VARTYPE(lnPointerSide)='N',lnPointerSide,3)
lnPointerSubSide = IIF(VARTYPE(lnPointerSubSide)='N',lnPointerSubSide,1)
lnArrowWidth = lnPointerWidth
lnPointerWidth = MIN(IIF(lnPointerWidth<=1,lnWidth/2 * lnPointerWidth, lnPointerWidth), lnWidth/4)
lnPointerHeight = MIN( IIF(lnPointerWidth<=1,lnHeight/2 * lnPointerWidth,lnPointerWidth),lnHeight/4)
DO CASE
CASE lnType = 1 && Ïðÿìîóãîëüíèê
lnLeftMargin = 3
lnTopMargin = 2
lnRight = lnRight + lnLeftMargin*2
lnBottom = lnBottom + lnTopMargin * 2
*
* Left-hand side
*
IF lnPointerSide # 4
=NewRow( @lcPolygon, lnTextLeft,lnBottom-lnRad, lnTextLeft,lnTop+lnRad)
ELSE
DO CASE
CASE lnPointerSubSide = 1
lnPointerTop = lnTextTop + lnHeight/2 + lnHeight/2 * lnAwayFromCenter
lnPointerBottom= lnPointerTop +lnPointerHeight
CASE lnPointerSubSide = 3
lnPointerTop = lnTextTop + lnHeight/2 - lnPointerHeight/2
lnPointerBottom= lnPointerTop + lnPointerHeight
OTHERWISE
lnPointerTop = lnTextTop + lnHeight/2 - lnHeight/2 * lnAwayFromCenter - lnPointerHeight
lnPointerBottom= lnPointerTop + lnPointerHeight
ENDCASE
=NewRow( @lcPolygon,lnTextLeft,lnBottom-lnRad,lnTextLeft,lnPointerBottom)
=NewRow( @lcPolygon,lnTextLeft,lnPointerBottom, lnTextLeft - lnArrowWidth, lnPointerBottom - lnPointerHeight/2) && Pointer
=NewRow( @lcPolygon, lnTextLeft - lnArrowWidth, lnPointerBottom- lnPointerHeight/2, lnTextLeft, lnPointerTop) && Pointer
=NewRow( @lcPolygon, lnTextLeft, lnPointerTop, lnTextLeft,lnTop+lnRad)
ENDIF
=NewRow( @lcPolygon, lnTextLeft,lnTop,lnRad*2,lnRad*2,180,90)
*
* Top
*
IF lnPointerSide # 1
=NewRow( @lcPolygon, lnTextLeft+lnRad,lnTop,lnRight - lnRad,lnTop) && Top
ELSE
DO CASE
CASE lnPointerSubSide = 1
lnPointerLeft = lnTextLeft + lnWidth/2 - lnWidth/2 * lnAwayFromCenter - lnPointerWidth
lnPointerRight= lnPointerLeft +lnPointerWidth
CASE lnPointerSubSide = 2
lnPointerLeft = lnTextLeft + lnWidth/2 + lnWidth/2 * lnAwayFromCenter
lnPointerRight= lnPointerLeft +lnPointerWidth
OTHERWISE
lnPointerLeft = lnTextLeft + lnWidth/2 - lnPointerWidth/2
lnPointerRight= lnPointerLeft + lnPointerWidth
ENDCASE
=NewRow( @lcPolygon, lnTextLeft+lnRad,lnTop,lnPointerLeft,lnTop)
=NewRow( @lcPolygon, lnPointerLeft,lnTop,lnPointerLeft + lnPointerWidth/2,lnTop - lnArrowWidth) && Pointer
=NewRow( @lcPolygon, lnPointerLeft + lnPointerWidth/2,lnTop - lnArrowWidth , lnPointerRight, lnTop) && Pointer
=NewRow( @lcPolygon, lnPointerRight, lnTop,lnRight - lnRad,lnTop)
ENDIF
=NewRow( @lcPolygon, lnRight-lnRad*2,lnTop ,lnRad*2,lnRad*2, 270, 90)
*
* Right-hand side
*
IF lnPointerSide # 2
=NewRow( @lcPolygon, lnRight, lnTop + lnRad,lnRight,lnBottom-lnRad) && Just Right
ELSE
DO CASE
CASE lnPointerSubSide = 1
lnPointerTop = lnTextTop + lnHeight/2 + lnHeight/2 * lnAwayFromCenter
lnPointerBottom= lnPointerTop +lnPointerHeight
CASE lnPointerSubSide = 2
lnPointerTop = lnTextTop + lnHeight/2 - lnHeight/2 * lnAwayFromCenter - lnPointerHeight
lnPointerBottom= lnPointerTop + lnPointerHeight
OTHERWISE
lnPointerTop = lnTextTop + lnHeight/2 - lnPointerHeight/2
lnPointerBottom= lnPointerTop + lnPointerHeight
ENDCASE
=NewRow( @lcPolygon,lnRight, lnTop + lnRad, lnRight, lnPointerTop)
=NewRow( @lcPolygon,lnRight, lnPointerTop, lnRight + lnArrowWidth, lnPointerTop +lnPointerHeight/2) && Pointer
=NewRow( @lcPolygon,lnRight + lnArrowWidth, lnPointerTop +lnPointerHeight/2, lnRight, lnPointerBottom) && Pointer
=NewRow( @lcPolygon, lnRight, lnPointerBottom, lnRight,lnBottom-lnRad)
ENDIF
=NewRow( @lcPolygon, lnRight-lnRad*2,lnBottom-lnRad*2 ,lnRad*2,lnRad*2, 0, 90)
*
* Bottom
*
IF lnPointerSide # 3
=NewRow( @lcPolygon, lnRight-lnRad,lnBottom,lnTextLeft+lnRad,lnBottom) && Bottom
ELSE
DO CASE
CASE lnPointerSubSide = 1
lnPointerLeft = lnTextLeft + lnWidth/2 - lnWidth/2 * lnAwayFromCenter - lnPointerWidth
lnPointerRight= lnPointerLeft +lnPointerWidth
CASE lnPointerSubSide = 2
lnPointerLeft = lnTextLeft + lnWidth/2 + lnWidth/2 * lnAwayFromCenter
lnPointerRight= lnPointerLeft +lnPointerWidth
OTHERWISE
lnPointerLeft = lnTextLeft + lnWidth/2 - lnPointerWidth/2
lnPointerRight= lnPointerLeft +lnPointerWidth
ENDCASE
=NewRow( @lcPolygon, lnRight-lnRad,lnBottom,lnPointerRight,lnBottom)
=NewRow( @lcPolygon, lnPointerRight,lnBottom,lnPointerRight - lnPointerWidth/2,lnBottom + lnArrowWidth) && Pointer
=NewRow( @lcPolygon, lnPointerRight - lnPointerWidth/2,lnBottom + lnArrowWidth, lnPointerLeft, lnBottom) && Pointer
=NewRow( @lcPolygon, lnPointerLeft, lnBottom,lnTextLeft+lnRad,lnBottom)
ENDIF
=NewRow( @lcPolygon, lnTextLeft,lnBottom-lnRad*2,lnRad*2,lnRad*2,90,90)
lnTextLeft = lnTextLeft + lnLeftMargin
lnTextTop = lnTextTop + lnTopMargin
lnWidth = lnWidth + lnLeftMargin * 2
lnHeight = lnHeight + lnTopMargin*2
CASE lnType = 2 && Ñòðåëêà âïðàâî
lnTop = lnTextTop
lnEndWidth = 30
lnWidth = lnWidth + lnEndWidth / 2
lnLeft = lnTextLeft - lnWidth
=NewRow( @lcPolygon, lnLeft, lnBottom-lnRad, lnLeft, lnTop+lnRad)
=NewRow( @lcPolygon, lnLeft,lnTop,lnRad*2,lnRad*2,180,90)
=NewRow( @lcPolygon, lnLeft+lnRad,lnTop,lnLeft + m.lnWidth -lnEndWidth-lnRad,lnTop)
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth-lnRad*2,lnTop-lnRad*2,lnRad*2,lnRad*2,90,-90)
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth,lnTop+lnHalf - m.lnHeight+lnRad, lnLeft + m.lnWidth - lnEndWidth ,lnTop+lnHalf - m.lnHeight )
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth,lnTop+lnHalf - m.lnHeight, lnLeft + m.lnWidth ,lnTop+lnHalf )
=NewRow( @lcPolygon,lnLeft + m.lnWidth,lnTop+lnHalf ,lnLeft + m.lnWidth - lnEndWidth,lnTop+lnHalf + m.lnHeight )
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth,lnTop+lnHalf + m.lnHeight,lnLeft + m.lnWidth - lnEndWidth,lnBottom + lnRad)
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth-lnRad*2,lnBottom,lnRad*2,lnRad*2,0,-90)
=NewRow( @lcPolygon,lnLeft + m.lnWidth - lnEndWidth-lnRad,lnBottom, lnLeft+lnRad ,lnBottom)
=NewRow( @lcPolygon,lnLeft,lnBottom-lnRad*2,lnRad*2,lnRad*2,90,90)
lnTextLeft = lnLeft + lnRad
lnCenterX = lnLeft+lnWidth
lnCenterY = lnTop+lnHeight/2
CASE lnType = 3 && Ñòðåëêà âëåâî
lnLeft = lnTextLeft
lnTop = lnTextTop
lnEndWidth = 30
lnRight = lnLeft+lnWidth+ lnEndWidth
=NewRow( @lcPolygon, lnRight, lnBottom-lnRad, lnRight, lnTop+lnRad)
=NewRow( @lcPolygon, lnRight-lnRad*2,lnTop,lnRad*2,lnRad*2,0,-90)
=NewRow( @lcPolygon, lnRight -lnRad,lnTop,lnLeft + lnEndWidth+lnRad,lnTop)
=NewRow( @lcPolygon,lnLeft + lnEndWidth,lnTop-lnRad*2,lnRad*2,lnRad*2,90,90)
=NewRow( @lcPolygon,lnLeft + lnEndWidth,lnTop-lnRad, lnLeft + m.lnEndWidth , lnTop+lnHalf - m.lnHeight )
=NewRow( @lcPolygon,lnLeft + lnEndWidth,lnTop+lnHalf - m.lnHeight, lnLeft ,lnTop+lnHalf )
=NewRow( @lcPolygon,lnLeft ,lnTop+lnHalf ,lnLeft + lnEndWidth,lnTop+lnHalf + m.lnHeight )
=NewRow( @lcPolygon,lnLeft + lnEndWidth,lnTop+lnHalf + m.lnHeight ,lnLeft + lnEndWidth,lnTop + lnHeight+lnRad)
=NewRow( @lcPolygon,lnLeft + lnEndWidth,lnTop+lnHeight,lnRad*2,lnRad*2,180,90)
=NewRow( @lcPolygon,lnLeft + lnEndWidth + lnRad,lnTop+lnHeight, lnLeft+lnWidth+lnEndWidth-lnRad ,lnTop+lnHeight)
=NewRow( @lcPolygon,lnLeft+lnWidth+lnEndWidth-lnRad*2,lnTop+lnHeight-lnRad*2,lnRad*2,lnRad*2,90,-90)
lnTextLeft = lnLeft + lnEndWidth - lnRad
lnCenterY = lnTop+lnHeight/2
CASE lnType = 4
lnLeft = lnTextLeft
lnTop = lnTextTop
lnWidth1 = lnWidth/SQRT(2) * 2
lnHeight1 = lnHeight / SQRT(2) * 2
=NewRow( @lcPolygon, lnLeft, lnTop, lnWidth1, lnHeight1,0,360)
* =NewRow( @lcPolygon, lnLeft, lnTop)
lnTextLeft = lnLeft + (lnWidth1 - lnWidth) / 2
lnTextTop = lnTop + (lnHeight1 - lnHeight) / 2
OTHERWISE
=NewRow( @lcPolygon, lnTextLeft,lnBottom,lnTextLeft,lnTop)
=NewRow( @lcPolygon, lnTextLeft,lnTop,lnRight,lnTop)
=NewRow( @lcPolygon, lnRight,lnTop,lnRight,lnBottom)
=NewRow( @lcPolygon, lnRight,lnBottom,lnTextLeft,lnBottom)
ENDCASE
RETURN lcPolygon
FUNCTION NewRow
LPARAMETERS lcText,tcParam1,tcParam2,tcParam3,tcParam4,tcParam5,tcParam6,tcParam7
lnCount = PCOUNT()
IF lnCount>3 AND VARTYPE(tcParam3)#'N'
tcParam3=tcParam1
ENDIF
FOR lnLine=1 TO lnCount-1
lcStr = IIF(lnLine=1, '', lcStr+',') + TRANSFORM(ROUND(EVALUATE('tcParam'+ALLT(STR(lnLine))),0))
NEXT
TEXT TO lcText addi
<<lcStr>>
ENDTEXT