melody/arduino-temp-hum-display
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add indicators on graph

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melody 2025-08-19 13:56:10 +02:00
commit 1f0158a788
1 changed files with 10 additions and 1 deletions
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11
main.ino
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@ -153,10 +153,15 @@ private:
return this->Y + this->MARGIN + (scaledHeight - 1) - (int)(norm * (scaledHeight - 1));
}
void drawMarker(float value, bool left, bool right) {
int y = this->getScaledY(value, this->data.getMinDataPoint(), this->data.getMaxDataPoint());
if (left) tft.drawLine(this->X, y, this->X + 3, y, SECONDARY_FOREGROUND_COLOUR);
if (right) tft.drawLine(this->X + this->WIDTH - 1, y, this->X + this->WIDTH - 4, y, SECONDARY_FOREGROUND_COLOUR);
}
public:
GraphElement(int x, int y, int width, int height, DataStorage& data, bool drawBoarder, int amountDataPoints, int margin)
: Element(x, y, width, height, data, drawBoarder), AMOUNT_DATAPOINTS(amountDataPoints), MARGIN(margin) {}
void render() override {
if (this->DRAW_BOARDER) this->drawBoarder();
this->eraseBoarderContent();
@ -180,6 +185,9 @@ public:
int y = this->getScaledY(this->data.getDataByIndex(0));
tft.drawPixel(x, y, PRIMARY_FOREGROUND_COLOUR);
}
this->drawMarker(minY, false, true);
this->drawMarker(maxY, false, true);
this->drawMarker(this->data.getAvgDataPoint(), false, true);
}
};
@ -346,3 +354,4 @@ void loop() {
buttonPressedLastCycle = false;
}
}