many updates..

new sensors.. display.. led.. drawing.. stuff..

ext/lcd/ui/UIButton.h

@@ -0,0 +1,97 @@
+#ifndef UI_BUTTON_H
+#define UI_BUTTON_H
+
+#include "UIElement.h"
+
+class UIButton : public UIElement {
+
+public:
+
+	class Listener {
+	public:
+		virtual void onClick(UIButton*) = 0;
+	};
+
+private:
+
+	bool enabled = true;
+
+	const char* txt;
+	uint8_t txtH;
+	uint16_t txtW;
+	bool down = false;
+
+	const Color fillNormal = Color::fromRGB(180,180,180);
+	const Color fillDown = Color::fromRGB(120,120,120);
+	const Color frameBright = Color::fromRGB(230,230,230);
+	const Color frameDark = Color::fromRGB(50,50,50);
+
+	const Color cText = Color::fromRGB(0,0,0);
+	const Color cTextDisabled = Color::fromRGB(140,140,140);
+
+	Listener* listener = nullptr;
+
+	static constexpr const char* TAG = "UIButton";
+
+public:
+
+	UIButton(const char* txt) : txt(txt) {
+		txtW = fnt_f1.getWidth(txt);
+		txtH = fnt_f1.getHeight();
+	}
+
+	void setText(const char* txt) {
+		this->txt = txt;
+	}
+	const char* getText() const {
+		return this->txt;
+	}
+
+	void setListener(Listener* l) {
+		this->listener = l;
+	}
+
+	void setEnabled(const bool en) {
+		this->enabled = en;
+		setNeedsRedraw();
+	}
+
+	void draw(UIPainter& p) override {
+
+		p.setFG( down ? fillDown : fillNormal );
+		p.fillRect(rect);
+
+		p.setFG( down ? frameDark : frameBright );
+//		p.drawLine(rect.x,			rect.y,			rect.x+rect.w,	rect.y);		// top
+//		p.drawLine(rect.x,			rect.y,			rect.x,			rect.y+rect.h);	// left
+		p.drawLineHor(rect.x, rect.x+rect.w, rect.y);	// top
+		p.drawLineVer(rect.y, rect.y+rect.h, rect.x);	// left;
+
+		p.setFG( down ? frameBright : frameDark );
+//		p.drawLine(rect.x,			rect.y+rect.h,	rect.x+rect.w,	rect.y+rect.h);	// bottom
+//		p.drawLine(rect.x+rect.w,	rect.y,			rect.x+rect.w,	rect.y+rect.h);	// right
+		p.drawLineHor(rect.x, rect.x+rect.w, rect.y+rect.h);	// bottom
+		p.drawLineVer(rect.y, rect.y+rect.h, rect.x+rect.w);	// right;
+
+		p.setFG( enabled ? cText : cTextDisabled );
+		uint16_t o = down ? 1 : 0;
+		p.drawText(rect.x+rect.w/2-txtW/2+o, rect.y+rect.h/2-txtH/2+o, txt);
+
+	}
+
+	void onTouchDown(const uint16_t, const uint16_t) override {
+		ESP_LOGI(TAG, "onTouchDown()");
+		if (!enabled) {return;}
+		down = true;
+		setNeedsRedraw();
+	}
+	void onTouchUp() override {
+		if (!enabled) {return;}
+		down = false;
+		setNeedsRedraw();
+		if (listener) {listener->onClick(this);}
+	}
+
+};
+
+#endif // UI_BUTTON_H