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properly handle drawing events spanning across multiple weeks

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tibbi 2018-03-26 13:29:56 +02:00
parent 4f4c1f2ca2
commit 2ddefb7fe1
1 changed files with 38 additions and 27 deletions
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65
app/src/main/kotlin/com/simplemobiletools/calendar/views/MonthView.kt
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@ -149,36 +149,47 @@ class MonthView(context: Context, attrs: AttributeSet, defStyle: Int) : View(con
private fun drawEvents(canvas: Canvas) {
for (event in allEvents) {
val verticalOffset = dayVerticalOffsets[event.startDayIndex]
val xPos = event.startDayIndex % 7 * dayWidth
val yPos = (event.startDayIndex / 7) * dayHeight
val xPosCenter = xPos + dayWidth / 2
if (dayEventsCount[event.startDayIndex] >= maxEventsPerDay) {
canvas.drawText("...", xPosCenter, yPos + verticalOffset - eventTitleHeight / 2, getTextPaint(days[event.startDayIndex]))
continue
}
// event background rectangle
val backgroundY = yPos + verticalOffset
val bgLeft = xPos + smallPadding
val bgTop = backgroundY + smallPadding - eventTitleHeight
val bgRight = xPos - smallPadding + dayWidth * event.daysCnt
val bgBottom = backgroundY + smallPadding * 2
bgRectF.set(bgLeft, bgTop, bgRight, bgBottom)
canvas.drawRoundRect(bgRectF, BG_CORNER_RADIUS, BG_CORNER_RADIUS, getEventBackgroundColor(event, days[event.startDayIndex]))
drawEventTitle(event.title, canvas, xPos, yPos + verticalOffset, event.color, event.daysCnt, days[event.startDayIndex])
dayVerticalOffsets.put(event.startDayIndex, verticalOffset + eventTitleHeight + smallPadding * 2)
for (i in 0 until event.daysCnt) {
dayEventsCount.put(event.startDayIndex + i, dayEventsCount[event.startDayIndex + i] + 1)
}
drawEvent(event, canvas)
}
}
private fun drawEventTitle(title: String, canvas: Canvas, x: Float, y: Float, eventColor: Int, daysCnt: Int, day: DayMonthly) {
val ellipsized = TextUtils.ellipsize(title, eventTitlePaint, dayWidth * daysCnt - smallPadding * 4, TextUtils.TruncateAt.END)
private fun drawEvent(event: MonthViewEvent, canvas: Canvas) {
val verticalOffset = dayVerticalOffsets[event.startDayIndex]
val xPos = event.startDayIndex % 7 * dayWidth
val yPos = (event.startDayIndex / 7) * dayHeight
val xPosCenter = xPos + dayWidth / 2
if (dayEventsCount[event.startDayIndex] >= maxEventsPerDay) {
canvas.drawText("...", xPosCenter, yPos + verticalOffset - eventTitleHeight / 2, getTextPaint(days[event.startDayIndex]))
return
}
// event background rectangle
val backgroundY = yPos + verticalOffset
val bgLeft = xPos + smallPadding
val bgTop = backgroundY + smallPadding - eventTitleHeight
var bgRight = xPos - smallPadding + dayWidth * event.daysCnt
if (bgRight > canvas.width.toFloat()) {
bgRight = canvas.width.toFloat() - smallPadding
val newStartDayIndex = (event.startDayIndex / 7 + 1) * 7
val newEvent = event.copy(startDayIndex = newStartDayIndex, daysCnt = event.daysCnt - (newStartDayIndex - event.startDayIndex))
drawEvent(newEvent, canvas)
}
val bgBottom = backgroundY + smallPadding * 2
bgRectF.set(bgLeft, bgTop, bgRight, bgBottom)
canvas.drawRoundRect(bgRectF, BG_CORNER_RADIUS, BG_CORNER_RADIUS, getEventBackgroundColor(event, days[event.startDayIndex]))
drawEventTitle(event.title, canvas, xPos, yPos + verticalOffset, bgRight - bgLeft, event.color, days[event.startDayIndex])
dayVerticalOffsets.put(event.startDayIndex, verticalOffset + eventTitleHeight + smallPadding * 2)
for (i in 0 until event.daysCnt) {
dayEventsCount.put(event.startDayIndex + i, dayEventsCount[event.startDayIndex + i] + 1)
}
}
private fun drawEventTitle(title: String, canvas: Canvas, x: Float, y: Float, availableWidth: Float, eventColor: Int, day: DayMonthly) {
val ellipsized = TextUtils.ellipsize(title, eventTitlePaint, availableWidth - smallPadding, TextUtils.TruncateAt.END)
canvas.drawText(title, 0, ellipsized.length, x + smallPadding * 2, y, getEventTitlePaint(eventColor, day))
}