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BangleApps
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gpstrek - Draw direction arrow and a bit of past track

master
Martin Boonk 2023-05-14 16:43:42 +02:00
parent 2e59fcb65d
commit 69ca4e5ebf
1 changed files with 13 additions and 9 deletions
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22
apps/gpstrek/app.js
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@ -149,20 +149,24 @@ let getMapSlice = function(refreshTime){
}, },
draw: function (graphics, x, y, height, width){ draw: function (graphics, x, y, height, width){
lastDrawn = Date.now(); lastDrawn = Date.now();
graphics.clearRect(x,y,x+width,y+height); graphics.clearRect(x,y,x+width,y+height);
graphics.setClipRect(x,y,x+width,y+height); graphics.setClipRect(x,y,x+width,y+height);
let course = WIDGETS.gpstrek.getState().currentPos.course; let course = WIDGETS.gpstrek.getState().currentPos.course;
if (course === undefined) course = WIDGETS.gpstrek.getState().avgComp; if (course === undefined) course = WIDGETS.gpstrek.getState().avgComp;
if (course === undefined) course = 0;
let route = WIDGETS.gpstrek.getState().route; let route = WIDGETS.gpstrek.getState().route;
let startingPoint = Bangle.project(route.currentWaypoint); let startingPoint = Bangle.project(route.currentWaypoint);
let current = Bangle.project(WIDGETS.gpstrek.getState().currentPos); let current = startingPoint;
if (WIDGETS.gpstrek.getState().currentPos.lat) current = Bangle.project(WIDGETS.gpstrek.getState().currentPos);
let poly=[ current.x, current.y ]; let poly=[ current.x, current.y ];
for (let i = 0; i < 63; i++){ for (let i = route.index -10; i < route.index + 50; i++){
let nextPoint = getNext(route, route.index + i); if (i < 0) continue;
let nextPoint = getNext(route, i);
if (!nextPoint.lat) break; if (!nextPoint.lat) break;
let toDraw = Bangle.project(nextPoint); let toDraw = Bangle.project(nextPoint);
poly.push(toDraw.x); poly.push(toDraw.x);
@ -180,10 +184,11 @@ let getMapSlice = function(refreshTime){
}); });
poly = graphics.transformVertices(poly, { poly = graphics.transformVertices(poly, {
x: x+width/2, x: x+width/2,
y: y+height y: y+height*0.6
}); });
print(current, poly); print(current, poly);
graphics.fillCircle(poly[0], poly[1], 5); graphics.drawLine(poly[0]-height*0.1, poly[1]+height*0.2, poly[0], poly[1]);
graphics.drawLine(poly[0]+height*0.1, poly[1]+height*0.2, poly[0], poly[1]);
graphics.drawPoly(poly, false); graphics.drawPoly(poly, false);
} }
}; };
@ -833,7 +838,6 @@ const waypointData = {
return (WIDGETS.gpstrek.getState().route.index + 1) + "/" + WIDGETS.gpstrek.getState().route.count; return (WIDGETS.gpstrek.getState().route.index + 1) + "/" + WIDGETS.gpstrek.getState().route.count;
}, },
getTarget: function (){ getTarget: function (){
return WIDGETS.gpstrek.getState().route.currentWaypoint; return WIDGETS.gpstrek.getState().route.currentWaypoint;
}, },
getStart: function (){ getStart: function (){