com.sysalto.render.basic.PdfBasic.scala Maven / Gradle / Ivy
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/*
* ReactiveReports - Free Java /Scala Reporting Library.
* Copyright (C) 2017 SysAlto Corporation. All rights reserved.
*
* This program is part of ReactiveReports.
*
* ReactiveReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ReactiveReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY. Without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ReactiveReports.
* If not, see https://www.gnu.org/licenses/lgpl-3.0.en.html.
*/
package com.sysalto.render.basic
import com.sysalto.render.PdfDraw.DrawPoint
import com.sysalto.report.reportTypes.{LineDashType, ReportColor}
object PdfBasic {
def arc(center: DrawPoint, radius: Float, startAngle: Float, endAngle: Float): String = {
val p0 = new DrawPoint((center.x + radius * Math.cos(startAngle)).toFloat, (center.y + radius * Math.sin(startAngle)).toFloat)
val lg = radius * 4 / 3.0 * Math.tan((endAngle - startAngle) * 0.25)
val p1 = new DrawPoint((p0.x - lg * Math.sin(startAngle)).toFloat, (p0.y + lg * Math.cos(startAngle)).toFloat)
val p3 = new DrawPoint((center.x + radius * Math.cos(endAngle)).toFloat, (center.y + radius * Math.sin(endAngle)).toFloat)
val p2 = new DrawPoint((p3.x + lg * Math.sin(endAngle)).toFloat, (p3.y - lg * Math.cos(endAngle)).toFloat)
s"""${p1.x} ${p1.y} ${p2.x} ${p2.y} ${p3.x} ${p3.y} c \n"""
}
def circle(center: DrawPoint, radius: Float): String = {
movePoint(center.x + radius, center.y) +
arc(center, radius, 0, (Math.PI / 2.0).toFloat) +
arc(center, radius, (Math.PI / 2.0).toFloat, Math.PI.toFloat) +
arc(center, radius, Math.PI.toFloat, (3.0 * Math.PI / 2.0).toFloat) +
arc(center, radius, (3.0 * Math.PI / 2.0).toFloat, 2 * Math.PI.toFloat)
}
def movePoint(point: DrawPoint): String = movePoint(point.x, point.y)
def movePoint(x: Float, y: Float): String =s"""${x} ${y} m \n"""
def lineDash(lineDashType:LineDashType):String=s"""[${lineDashType.unit}] ${lineDashType.phase} d\n"""
def lineTo(point: DrawPoint,lineWidth: Float): String = lineTo(point.x, point.y)
def lineWidth(lineWidth: Float):String=s"""${lineWidth} w\n"""
def lineTo(x: Float, y: Float): String =s"""${x} ${y} l \n"""
def pattern(patternName: String): String = s"/Pattern cs /${patternName} scn"
def convertColor(color: ReportColor): (Float, Float, Float) = {
val r = color.r / 255f
val g = color.g / 255f
val b = color.b / 255f
(r, g, b)
}
def border(borderColor: ReportColor): String = {
val color = ReportColor.convertColor(borderColor)
s"${color._1} ${color._2} ${color._3} RG\n"
}
def fill(fillColor: ReportColor): String = {
val color = ReportColor.convertColor(fillColor)
s"${color._1} ${color._2} ${color._3} rg\n"
}
def fillStroke(fill: Boolean, stroke: Boolean): String = {
(fill, stroke) match {
case (true, true) => "B\n"
case (true, false) => "f\n"
case (false, true) => "S\n"
case _ => ""
}
}
def rectangle(x: Float, y: Float, width: Float, height: Float): String =s"""${x} ${y} ${width} ${height} re \n"""
val saveStatus: String = "q\n"
val restoreStatus: String = "Q\n"
val closePath:String="h\n"
}