Version 0.0.10.0.1

1 files changed, 153 insertions, 0 deletions

diff --git a/timeline.c b/timeline.c
new file mode 100644
index 0000000..143a6a6
--- /dev/null
+++ b/timeline.c
@@ -0,0 +1,153 @@
+#include "timeline.h"
+
+// --- cTimelineElement  -------------------------------------------------------------
+
+cTimelineElement::cTimelineElement(time_t elementTime) {
+    init = true;
+    this->elementTime = elementTime;
+}
+
+cTimelineElement::~cTimelineElement() {
+    
+}
+
+bool cTimelineElement::IsNew(void) { 
+    if (init) {
+        init = false;
+        return true;
+    }
+    return init;
+}
+
+bool cTimelineElement::IsFullHour(void) {
+    if (elementTime%3600 == 0)
+        return true;
+    return false;
+}
+
+// --- cTimeline  -------------------------------------------------------------
+
+cTimeline::cTimeline(cViewGrid *timelineGrid, cViewElement *timelineDate, cViewElement *timeIndicator, cTimeManager *timeManager) {
+    this->timelineGrid = timelineGrid;
+    this->timelineDate = timelineDate;
+    this->timeIndicator = timeIndicator;
+    this->timeManager = timeManager;
+    steps = config.displayHours * 2;
+    stepDuration = 30 * 60;
+    weekday = "";
+    timeIndicatorShown = true;
+}
+
+cTimeline::~cTimeline(void) {
+    Clear();
+    delete timelineDate;
+    delete timeIndicator;
+    delete timelineGrid;
+}
+
+void cTimeline::Init(void) {
+    time_t startTime = timeManager->GetStart();
+    time_t elementTime = startTime;
+    for (int i=0; i < steps; i++) {
+        cTimelineElement *e = new cTimelineElement(elementTime);
+        grids.Add(e);
+        elementTime += stepDuration;
+    }
+}
+
+void cTimeline::Clear(void) {
+    timelineGrid->Clear();
+    grids.Clear();
+}
+
+void cTimeline::ScrollForward(int stepMinutes) {
+    int numSteps = stepMinutes / 30;
+    for (int i=0; i<numSteps; i++) {
+        cTimelineElement *e = grids.First();
+        timelineGrid->Delete(e->Id());
+        grids.Del(e);
+    }
+    time_t newStartTime = timeManager->GetEnd() - stepMinutes * 60;
+    for (int i=0; i<numSteps; i++) {
+        cTimelineElement *e = new cTimelineElement(newStartTime);
+        grids.Add(e);
+        newStartTime += stepDuration;
+    }
+}
+
+void cTimeline::ScrollBack(int stepMinutes) {
+    time_t startTime = timeManager->GetStart();
+    time_t endTime = timeManager->GetEnd();
+    int numSteps = stepMinutes / 30;
+    for (int i=0; i<numSteps; i++) {
+        cTimelineElement *e = grids.Last();
+        timelineGrid->Delete(e->Id());
+        grids.Del(e);
+    }
+    time_t newStartTime = timeManager->GetStart() + (numSteps-1) * 30 * 60;
+    for (int i=0; i<numSteps; i++) {
+        cTimelineElement *e = new cTimelineElement(newStartTime);
+        grids.Ins(e);
+        newStartTime -= stepDuration;
+    }
+}
+
+void cTimeline::Draw(void) {
+    DrawDate();
+    DrawTimeIndicator();
+    double x, y, width, height;
+    if (config.displayMode == eHorizontal) {
+        x = 0.0;
+        y = 0.0;
+        width = (double)1 / (double)steps;
+        height = 1.0;
+    } else {
+        x = 0.0;
+        y = 0.0;
+        width = 1.0;
+        height = (double)1 / (double)steps;
+    }
+    for (cTimelineElement *e = grids.First(); e; e = grids.Next(e)) {
+        if (e->IsNew()) {
+            timelineGrid->ClearTokens();
+            timelineGrid->AddIntToken("fullhour", e->IsFullHour());
+            timelineGrid->AddStringToken("timestring", e->ToString());
+            timelineGrid->SetGrid(e->Id(), x, y, width, height);
+        } else {
+            timelineGrid->MoveGrid(e->Id(), x, y, width, height);
+        }
+        if (config.displayMode == eHorizontal)
+            x += width;
+        else
+            y += height;
+    }
+    timelineGrid->Display();
+}
+
+void cTimeline::DrawDate(void) {
+    string weekdayNew = *(timeManager->GetWeekday());
+    if (!weekdayNew.compare(weekday))
+        return;
+    weekday = weekdayNew;
+    timelineDate->Clear();
+    timelineDate->ClearTokens();
+    string date = *(timeManager->GetDate());
+    timelineDate->AddStringToken("weekday", weekday);
+    timelineDate->AddStringToken("date", date);
+    timelineDate->Display();
+}
+
+void cTimeline::DrawTimeIndicator(void) {
+    if (timeManager->NowVisible()) {
+        timeIndicatorShown = true;
+        int distance = (timeManager->GetNow() - timeManager->GetStart()) / 60;
+        int percentTotal = distance*1000/(config.displayHours*60);
+        timeIndicator->Clear();
+        timeIndicator->ClearTokens();
+        timeIndicator->AddIntToken("percenttotal", percentTotal);
+        timeIndicator->Display();
+    } else if (timeIndicatorShown) {
+        timeIndicatorShown = false;
+        timeIndicator->Clear();
+    }
+}