diff --git a/event/handler.go b/event/handler.go index 162a742..ec3b2d0 100644 --- a/event/handler.go +++ b/event/handler.go @@ -32,8 +32,7 @@ func (self *Handler) HandleEvents() { payload := e.Payload.(ui.Resize) self.Layout.ChangeDimensions(payload.Width, payload.Height) case EventMouseClick: - payload := e.Payload.(ui.Mouse) - self.handleMouseClick(payload.X, payload.Y) + //payload := e.Payload.(ui.Mouse) case EventKeyboardLeft: // here we are going to move selection (special type of layout item) //layout.GetItem("").Move(-1, 0) @@ -47,10 +46,3 @@ func (self *Handler) HandleEvents() { } } } - -func (self *Handler) handleMouseClick(x, y int) { - for _, chart := range self.Layout.GetComponents(widgets.TypeRunChart) { - runChart := chart.(*widgets.RunChart) - runChart.SelectPoint(x, y) - } -} diff --git a/widgets/runchart.go b/widgets/runchart.go index f2df6ba..4749062 100644 --- a/widgets/runchart.go +++ b/widgets/runchart.go @@ -33,7 +33,6 @@ type RunChart struct { grid ChartGrid precision int timescale time.Duration - selection *time.Time mutex *sync.Mutex } @@ -105,12 +104,9 @@ func (self *RunChart) Draw(buffer *Buffer) { self.Inner.Max.X, self.Inner.Max.Y-xAxisLabelsHeight-1, ) - selectedPoints := self.getSelectedTimePoints() - self.renderAxes(buffer) - self.renderItems(buffer, drawArea) - self.renderSelection(buffer, drawArea, selectedPoints) - self.renderLegend(buffer, drawArea, selectedPoints) + self.renderLines(buffer, drawArea) + self.renderLegend(buffer, drawArea) self.mutex.Unlock() } @@ -152,54 +148,6 @@ func (self *RunChart) ConsumeSample(sample data.Sample) { self.mutex.Unlock() } -func (self *RunChart) SelectPoint(x int, y int) { - - point := image.Point{X: x, Y: y} - - if !point.In(self.Rectangle) { - self.selection = nil - return - } - - timeDeltaToPaddingRelation := (self.grid.maxTimeWidth - x) / xAxisGridWidth - timeDeltaWithGridMaxTime := timeDeltaToPaddingRelation * int(self.timescale.Nanoseconds()) - selection := self.grid.timeExtremum.max.Add(-time.Duration(timeDeltaWithGridMaxTime) * time.Nanosecond) - - self.selection = &selection -} - -func (self *RunChart) getSelectedTimePoints() []TimePoint { - - selected := []TimePoint{} - - if self.selection == nil { - return selected - } - - for _, line := range self.lines { - - if len(line.points) == 0 { - continue - } - - closest := line.points[0] - - for _, point := range line.points { - - diffWithClosest := math.Abs(float64(self.selection.UnixNano() - closest.time.UnixNano())) - diffWithCurrent := math.Abs(float64(self.selection.UnixNano() - point.time.UnixNano())) - - if diffWithClosest > diffWithCurrent { - closest = point - } - } - - selected = append(selected, closest) - } - - return selected -} - func (self *RunChart) trimOutOfRangeValues() { historyReserve := self.timescale * time.Duration(self.grid.linesCount) * chartHistoryReserve @@ -221,7 +169,7 @@ func (self *RunChart) trimOutOfRangeValues() { } } -func (self *RunChart) renderItems(buffer *Buffer, drawArea image.Rectangle) { +func (self *RunChart) renderLines(buffer *Buffer, drawArea image.Rectangle) { canvas := NewCanvas() canvas.Rectangle = drawArea @@ -344,10 +292,12 @@ func (self *RunChart) renderAxes(buffer *Buffer) { } } -func (self *RunChart) renderLegend(buffer *Buffer, rectangle image.Rectangle, selectedPoints []TimePoint) { +func (self *RunChart) renderLegend(buffer *Buffer, rectangle image.Rectangle) { for i, line := range self.lines { + extremum := getLineValueExtremum(line.points) + buffer.SetString( string(DOT), NewStyle(line.color), @@ -358,72 +308,21 @@ func (self *RunChart) renderLegend(buffer *Buffer, rectangle image.Rectangle, se NewStyle(line.color), image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+1+i*5), ) - - if len(selectedPoints) > 0 { - - index := -1 - - for i, p := range selectedPoints { - if p.line.label == line.label { - index = i - } - } - - if index != -1 { - buffer.SetString( - fmt.Sprintf("time: %v", selectedPoints[index].time.Format("15:04:05.000")), - NewStyle(ColorWhite), - image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+2+i*5), - ) - buffer.SetString( - fmt.Sprintf("value: %s", formatValue(selectedPoints[index].value, self.precision)), - NewStyle(ColorWhite), - image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+3+i*5), - ) - } - } else { - extremum := getLineValueExtremum(line.points) - - buffer.SetString( - fmt.Sprintf("cur %s", formatValue(line.points[len(line.points)-1].value, self.precision)), - NewStyle(ColorWhite), - image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+2+i*5), - ) - buffer.SetString( - fmt.Sprintf("max %s", formatValue(extremum.max, self.precision)), - NewStyle(ColorWhite), - image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+3+i*5), - ) - buffer.SetString( - fmt.Sprintf("min %s", formatValue(extremum.min, self.precision)), - NewStyle(ColorWhite), - image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+4+i*5), - ) - } - } -} - -func (self *RunChart) renderSelection(buffer *Buffer, drawArea image.Rectangle, selectedPoints []TimePoint) { - - for _, timePoint := range selectedPoints { - - timeDeltaWithGridMaxTime := self.grid.timeExtremum.max.Sub(timePoint.time).Nanoseconds() - timeDeltaToPaddingRelation := float64(timeDeltaWithGridMaxTime) / float64(self.timescale.Nanoseconds()) - x := self.grid.maxTimeWidth - (int(float64(xAxisGridWidth) * timeDeltaToPaddingRelation)) - - var y int - if self.grid.valueExtremum.max-self.grid.valueExtremum.min == 0 { - y = (drawArea.Dy() - 2) / 2 - } else { - valuePerY := (self.grid.valueExtremum.max - self.grid.valueExtremum.min) / float64(drawArea.Dy()-2) - y = int(float64(timePoint.value-self.grid.valueExtremum.min) / valuePerY) - } - - point := image.Pt(x, drawArea.Max.Y-y-1) - - if point.In(drawArea) { - buffer.SetCell(NewCell('▲', NewStyle(timePoint.line.color)), point) - } + buffer.SetString( + fmt.Sprintf("cur %s", formatValue(line.points[len(line.points)-1].value, self.precision)), + NewStyle(ColorWhite), + image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+2+i*5), + ) + buffer.SetString( + fmt.Sprintf("max %s", formatValue(extremum.max, self.precision)), + NewStyle(ColorWhite), + image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+3+i*5), + ) + buffer.SetString( + fmt.Sprintf("min %s", formatValue(extremum.min, self.precision)), + NewStyle(ColorWhite), + image.Pt(self.Inner.Max.X-xAxisLegendWidth, self.Inner.Min.Y+4+i*5), + ) } }